The output from the VM is:

[2.354s][debug][gc,phases,ref] GC(0) Reference Processing: 0.1ms
[2.354s][debug][gc,phases,ref] GC(0) SoftReference: 0.0ms
[2.354s][debug][gc,phases,ref] GC(0) Phase1: 0.0ms
[2.354s][debug][gc,phases,ref] GC(0) Phase2: 0.0ms
[2.354s][debug][gc,phases,ref] GC(0) Phase3: 0.0ms
[2.354s][debug][gc,phases,ref] GC(0) Discovered: 0
[2.354s][debug][gc,phases,ref] GC(0) Cleared: 0
[2.354s][debug][gc,phases,ref] GC(0) WeakReference: 0.0ms
[2.354s][debug][gc,phases,ref] GC(0) Phase2: 0.0ms
[2.354s][debug][gc,phases,ref] GC(0) Phase3: 0.0ms
[2.354s][debug][gc,phases,ref] GC(0) Discovered: 3
[2.354s][debug][gc,phases,ref] GC(0) Cleared: 3
[2.354s][debug][gc,phases,ref] GC(0) FinalReference: 0.0ms
[2.354s][debug][gc,phases,ref] GC(0) Phase2: 0.0ms
[2.354s][debug][gc,phases,ref] GC(0) Phase3: 0.0ms
[2.354s][debug][gc,phases,ref] GC(0) Discovered: 2
[2.354s][debug][gc,phases,ref] GC(0) Cleared: 0
[2.354s][debug][gc,phases,ref] GC(0) PhantomReference: 0.0ms
[2.354s][debug][gc,phases,ref] GC(0) Phase2: 0.0ms
[2.354s][debug][gc,phases,ref] GC(0) Phase3: 0.0ms
[2.354s][debug][gc,phases,ref] GC(0) Discovered: 0
[2.354s][debug][gc,phases,ref] GC(0) Cleared: 0
[2.354s][debug][gc,phases,ref] GC(0) Reference Enqueuing: 0.0ms
[2.355s][debug][gc,phases,ref] GC(0) Reference Counts: Soft: 0 Weak: 0 Final: 2 Phantom: 0


But the test expected:
.* GC\\([0-9]+\\) Reference Processing: [0-9]+[.,][0-9]+ms
.* GC\\([0-9]+\\) SoftReference: [0-9]+[.,][0-9]+ms
.* GC\\([0-9]+\\) Balance queues: [0-9]+[.,][0-9]+ms
.* GC\\([0-9]+\\) Phase1: [0-9]+[.,][0-9]+ms
.* GC\\([0-9]+\\) Phase2: [0-9]+[.,][0-9]+ms
.* GC\\([0-9]+\\) Phase3: [0-9]+[.,][0-9]+ms
.* GC\\([0-9]+\\) Discovered: [0-9]+
.* GC\\([0-9]+\\) Cleared: [0-9]+
.* GC\\([0-9]+\\) WeakReference: [0-9]+[.,][0-9]+ms
.* GC\\([0-9]+\\) Balance queues: [0-9]+[.,][0-9]+ms
.* GC\\([0-9]+\\) Phase2: [0-9]+[.,][0-9]+ms
.* GC\\([0-9]+\\) Phase3: [0-9]+[.,][0-9]+ms
.* GC\\([0-9]+\\) Discovered: [0-9]+
.* GC\\([0-9]+\\) Cleared: [0-9]+
.* GC\\([0-9]+\\) FinalReference: [0-9]+[.,][0-9]+ms
.* GC\\([0-9]+\\) Balance queues: [0-9]+[.,][0-9]+ms
.* GC\\([0-9]+\\) Phase2: [0-9]+[.,][0-9]+ms
.* GC\\([0-9]+\\) Phase3: [0-9]+[.,][0-9]+ms
.* GC\\([0-9]+\\) Discovered: [0-9]+
.* GC\\([0-9]+\\) Cleared: [0-9]+
.* GC\\([0-9]+\\) PhantomReference: [0-9]+[.,][0-9]+ms
.* GC\\([0-9]+\\) Balance queues: [0-9]+[.,][0-9]+ms
.* GC\\([0-9]+\\) Phase2: [0-9]+[.,][0-9]+ms
.* GC\\([0-9]+\\) Phase3: [0-9]+[.,][0-9]+ms
.* GC\\([0-9]+\\) Discovered: [0-9]+
.* GC\\([0-9]+\\) Cleared: [0-9]+
.* GC\\([0-9]+\\) Reference Enqueuing: [0-9]+[.,][0-9]+ms
.* GC\\([0-9]+\\) Reference Counts: Soft: [0-9]+ Weak: [0-9]+ Final: [0-9]+ Phantom: [0-9]+