[INFO] crate prometheus 0.4.2 is already in cache
[INFO] extracting crate prometheus 0.4.2 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/prometheus/0.4.2
[INFO] extracting crate prometheus 0.4.2 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/prometheus/0.4.2
[INFO] validating manifest of prometheus-0.4.2 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of prometheus-0.4.2 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing prometheus-0.4.2
[INFO] finished frobbing prometheus-0.4.2
[INFO] frobbed toml for prometheus-0.4.2 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/prometheus/0.4.2/Cargo.toml
[INFO] started frobbing prometheus-0.4.2
[INFO] finished frobbing prometheus-0.4.2
[INFO] frobbed toml for prometheus-0.4.2 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/prometheus/0.4.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing prometheus-0.4.2 against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/prometheus/0.4.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] 708114379f5a38a6236a9e4eaefafb12076e9f7e43f2be5fbcc1868d40bcd7f4
[INFO] running `"docker" "start" "-a" "708114379f5a38a6236a9e4eaefafb12076e9f7e43f2be5fbcc1868d40bcd7f4"`
[INFO] [stderr]    Compiling protobuf v2.3.0
[INFO] [stderr]    Compiling prometheus v0.4.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.28s
[INFO] running `"docker" "inspect" "708114379f5a38a6236a9e4eaefafb12076e9f7e43f2be5fbcc1868d40bcd7f4"`
[INFO] running `"docker" "rm" "-f" "708114379f5a38a6236a9e4eaefafb12076e9f7e43f2be5fbcc1868d40bcd7f4"`
[INFO] [stdout] 708114379f5a38a6236a9e4eaefafb12076e9f7e43f2be5fbcc1868d40bcd7f4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/prometheus/0.4.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 074348af2149e40e68f3f4f7cafc5201b03ab10115bcc0d1c074f83a797b8e57
[INFO] running `"docker" "start" "-a" "074348af2149e40e68f3f4f7cafc5201b03ab10115bcc0d1c074f83a797b8e57"`
[INFO] [stderr]    Compiling prometheus v0.4.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.87s
[INFO] running `"docker" "inspect" "074348af2149e40e68f3f4f7cafc5201b03ab10115bcc0d1c074f83a797b8e57"`
[INFO] running `"docker" "rm" "-f" "074348af2149e40e68f3f4f7cafc5201b03ab10115bcc0d1c074f83a797b8e57"`
[INFO] [stdout] 074348af2149e40e68f3f4f7cafc5201b03ab10115bcc0d1c074f83a797b8e57
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-0/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/prometheus/0.4.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] 5988ffd1c4910da310027b64498e639712ecc24ae166331946eac7e6a147ebb6
[INFO] running `"docker" "start" "-a" "5988ffd1c4910da310027b64498e639712ecc24ae166331946eac7e6a147ebb6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/prometheus-6286ae38d8cb9186
[INFO] [stdout] 
[INFO] [stdout] running 49 tests
[INFO] [stdout] test atomic64::test::test_atomic_i64 ... ok
[INFO] [stdout] test atomic64::test::test_atomic_f64 ... ok
[INFO] [stdout] test atomic64::test::test_atomic_u64 ... ok
[INFO] [stdout] test counter::tests::test_counter ... ok
[INFO] [stdout] test counter::tests::test_counter_vec_local ... ok
[INFO] [stdout] test counter::tests::test_counter_vec_with_label_values ... ok
[INFO] [stdout] test counter::tests::test_counter_vec_with_labels ... ok
[INFO] [stdout] test counter::tests::test_int_counter ... ok
[INFO] [stdout] test counter::tests::test_int_counter_vec_local ... ok
[INFO] [stdout] test counter::tests::test_int_counter_vec ... ok
[INFO] [stdout] test counter::tests::test_int_local_counter ... ok
[INFO] [stdout] test counter::tests::test_local_counter ... ok
[INFO] [stdout] test desc::tests::test_invalid_metric_name ... ok
[INFO] [stdout] test desc::tests::test_invalid_const_label_name ... ok
[INFO] [stdout] test desc::tests::test_is_valid_metric_name ... ok
[INFO] [stdout] test desc::tests::test_invalid_variable_label_name ... ok
[INFO] [stdout] test encoder::pb::tests::test_protobuf_encoder ... ok
[INFO] [stdout] test desc::tests::test_is_valid_label_name ... ok
[INFO] [stdout] test encoder::text::tests::test_text_encoder_histogram ... ok
[INFO] [stdout] test encoder::text::tests::test_text_encoder ... ok
[INFO] [stdout] test gauge::tests::test_gauge_vec_with_label_values ... ok
[INFO] [stdout] test gauge::tests::test_gauge ... ok
[INFO] [stdout] test encoder::text::tests::test_ecape_string ... ok
[INFO] [stdout] test histogram::tests::test_buckets_functions ... ok
[INFO] [stdout] test gauge::tests::test_gauge_vec_with_labels ... ok
[INFO] [stdout] test histogram::tests::test_buckets_invalidation ... ok
[INFO] [stdout] test histogram::tests::test_duration_to_seconds ... ok
[INFO] [stdout] test histogram::tests::test_histogram_local ... ok
[INFO] [stdout] test encoder::tests::test_bad_metrics ... ok
[INFO] [stdout] test histogram::tests::test_histogram_vec_with_opts_buckets ... ok
[INFO] [stdout] test metrics::tests::test_build_fq_name ... ok
[INFO] [stdout] test metrics::tests::test_label_cmp ... ok
[INFO] [stdout] test histogram::tests::test_histogram_vec_with_label_values ... ok
[INFO] [stdout] test histogram::tests::test_histogram_vec_local ... ok
[INFO] [stdout] test registry::tests::test_default_registry ... ok
[INFO] [stdout] test registry::tests::test_gather_order ... ok
[INFO] [stdout] test registry::tests::test_prune_empty_metric_family ... ok
[INFO] [stdout] test registry::tests::test_register_multiplecollector ... ok
[INFO] [stdout] test vec::tests::test_counter_vec_with_label_values ... ok
[INFO] [stdout] test registry::tests::test_registry ... ok
[INFO] [stdout] test vec::tests::test_counter_vec_with_labels ... ok
[INFO] [stdout] test vec::tests::test_gauge_vec_with_labels ... ok
[INFO] [stdout] test vec::tests::test_gauge_vec_with_label_values ... ok
[INFO] [stdout] test vec::tests::test_vec_get_metric_with ... ok
[INFO] [stdout] test counter::tests::test_counter_negative_inc ... ok
[INFO] [stdout] test counter::tests::test_int_counter_negative_inc ... ok
[INFO] [stdout] test counter::tests::test_int_local_counter_negative_inc ... ok
[INFO] [stdout] test counter::tests::test_local_counter_negative_inc ... ok
[INFO] [stdout] test histogram::tests::test_histogram ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 49 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests prometheus
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/macros.rs - register_histogram (line 352) ... ok
[INFO] [stdout] test src/macros.rs - register_gauge_vec (line 312) ... ok
[INFO] [stdout] test src/macros.rs - histogram_opts (line 108) ... ok
[INFO] [stdout] test src/macros.rs - labels (line 18) ... ok
[INFO] [stdout] test src/macros.rs - register_gauge (line 263) ... ok
[INFO] [stdout] test src/macros.rs - register_counter (line 165) ... ok
[INFO] [stdout] test src/macros.rs - register_counter_vec (line 214) ... ok
[INFO] [stdout] test src/macros.rs - opts (line 62) ... ok
[INFO] [stdout] test src/macros.rs - register_histogram_vec (line 388) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "5988ffd1c4910da310027b64498e639712ecc24ae166331946eac7e6a147ebb6"`
[INFO] running `"docker" "rm" "-f" "5988ffd1c4910da310027b64498e639712ecc24ae166331946eac7e6a147ebb6"`
[INFO] [stdout] 5988ffd1c4910da310027b64498e639712ecc24ae166331946eac7e6a147ebb6