[INFO] crate prometheus-scrape 0.1.1 is already in cache
[INFO] extracting crate prometheus-scrape 0.1.1 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/prometheus-scrape/0.1.1
[INFO] extracting crate prometheus-scrape 0.1.1 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/prometheus-scrape/0.1.1
[INFO] validating manifest of prometheus-scrape-0.1.1 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-scrape-0.1.1 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-scrape-0.1.1
[INFO] finished frobbing prometheus-scrape-0.1.1
[INFO] frobbed toml for prometheus-scrape-0.1.1 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/prometheus-scrape/0.1.1/Cargo.toml
[INFO] started frobbing prometheus-scrape-0.1.1
[INFO] finished frobbing prometheus-scrape-0.1.1
[INFO] frobbed toml for prometheus-scrape-0.1.1 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/prometheus-scrape/0.1.1/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-scrape-0.1.1 against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/prometheus-scrape/0.1.1:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] da02935d780b510c7390045519978215e056f5972bc2847eb66c11a749962aa3
[INFO] running `"docker" "start" "-a" "da02935d780b510c7390045519978215e056f5972bc2847eb66c11a749962aa3"`
[INFO] [stderr]    Compiling prometheus-scrape v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `"docker" "inspect" "da02935d780b510c7390045519978215e056f5972bc2847eb66c11a749962aa3"`
[INFO] running `"docker" "rm" "-f" "da02935d780b510c7390045519978215e056f5972bc2847eb66c11a749962aa3"`
[INFO] [stdout] da02935d780b510c7390045519978215e056f5972bc2847eb66c11a749962aa3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/prometheus-scrape/0.1.1:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 37e85eafcc41f28d9586d94445884f5ef1a199af8c6c141f7b53f78ef9eb2a38
[INFO] running `"docker" "start" "-a" "37e85eafcc41f28d9586d94445884f5ef1a199af8c6c141f7b53f78ef9eb2a38"`
[INFO] [stderr]    Compiling prometheus-scrape v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.22s
[INFO] running `"docker" "inspect" "37e85eafcc41f28d9586d94445884f5ef1a199af8c6c141f7b53f78ef9eb2a38"`
[INFO] running `"docker" "rm" "-f" "37e85eafcc41f28d9586d94445884f5ef1a199af8c6c141f7b53f78ef9eb2a38"`
[INFO] [stdout] 37e85eafcc41f28d9586d94445884f5ef1a199af8c6c141f7b53f78ef9eb2a38
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-2/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/prometheus-scrape/0.1.1:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] b79728b6a1625dcd66a337316fd50d24ea4f66477e939493dacdb123fe7044d7
[INFO] running `"docker" "start" "-a" "b79728b6a1625dcd66a337316fd50d24ea4f66477e939493dacdb123fe7044d7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/prometheus_scrape-6072d78daa9e8a93
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_labels_parse ... ok
[INFO] [stdout] test tests::test_golang_float ... ok
[INFO] [stdout] test tests::test_lineinfo_parse ... ok
[INFO] [stdout] test tests::test_parse_samples ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_parse_samples stdout ----
[INFO] [stdout] thread 'tests::test_parse_samples' panicked at 'attempt to multiply with overflow', /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/chrono-0.4.6/src/offset/mod.rs:349:34
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55dbfdff72e3 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace
[INFO] [stdout]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stdout]    1:     0x55dbfdff2fdb - std[698b411d1b74fcff]::sys_common::backtrace::_print
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stdout]    2:     0x55dbfdff5f66 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1}
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:58
[INFO] [stdout]                                at src/libstd/panicking.rs:200
[INFO] [stdout]    3:     0x55dbfdff5c67 - std[698b411d1b74fcff]::panicking::default_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:209
[INFO] [stdout]    4:     0x55dbfdff6670 - std[698b411d1b74fcff]::panicking::rust_panic_with_hook
[INFO] [stdout]                                at src/libstd/panicking.rs:478
[INFO] [stdout]    5:     0x55dbfdff61f1 - std[698b411d1b74fcff]::panicking::continue_panic_fmt
[INFO] [stdout]                                at src/libstd/panicking.rs:385
[INFO] [stdout]    6:     0x55dbfdff60d5 - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:312
[INFO] [stdout]    7:     0x55dbfe0113bc - core[b849d6d0cd70c3a8]::panicking::panic_fmt
[INFO] [stdout]                                at src/libcore/panicking.rs:85
[INFO] [stdout]    8:     0x55dbfe0112fb - core[b849d6d0cd70c3a8]::panicking::panic
[INFO] [stdout]                                at src/libcore/panicking.rs:49
[INFO] [stdout]    9:     0x55dbfddc8143 - <chrono[a2d7c473f72d548e]::offset::utc::Utc as chrono[a2d7c473f72d548e]::offset::TimeZone>::timestamp_millis_opt
[INFO] [stdout]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/chrono-0.4.6/src/offset/mod.rs:349
[INFO] [stdout]   10:     0x55dbfddc7cc1 - <chrono[a2d7c473f72d548e]::offset::utc::Utc as chrono[a2d7c473f72d548e]::offset::TimeZone>::timestamp_millis
[INFO] [stdout]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/chrono-0.4.6/src/offset/mod.rs:327
[INFO] [stdout]   11:     0x55dbfddcdd97 - <prometheus_scrape[44732bef55995e3b]::Scrape>::parse_at::<std[698b411d1b74fcff]::io::Lines<std[698b411d1b74fcff]::io::buffered::BufReader<&[u8]>>>
[INFO] [stdout]                                at src/lib.rs:267
[INFO] [stdout]   12:     0x55dbfddcd5bf - <prometheus_scrape[44732bef55995e3b]::Scrape>::parse::<std[698b411d1b74fcff]::io::Lines<std[698b411d1b74fcff]::io::buffered::BufReader<&[u8]>>>
[INFO] [stdout]                                at src/lib.rs:223
[INFO] [stdout]   13:     0x55dbfddd3634 - prometheus_scrape[44732bef55995e3b]::tests::test_parse_samples
[INFO] [stdout]                                at src/lib.rs:492
[INFO] [stdout]   14:     0x55dbfddd3519 - prometheus_scrape[44732bef55995e3b]::tests::test_parse_samples::{closure#0}
[INFO] [stdout]                                at src/lib.rs:452
[INFO] [stdout]   15:     0x55dbfdde570d - <prometheus_scrape[44732bef55995e3b]::tests::test_parse_samples::{closure#0} as core[b849d6d0cd70c3a8]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]   16:     0x55dbfddf3d0e - <test[ea847f4bd1b1afc4]::run_test::{closure#3} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at src/libtest/lib.rs:1474
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libcore/ops/function.rs:231
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   17:     0x55dbfdff9b99 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   18:     0x55dbfde0e1f7 - test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at src/libtest/lib.rs:1429
[INFO] [stdout]   19:     0x55dbfdde95a4 - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace::<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135
[INFO] [stdout]   20:     0x55dbfdde90c4 - std[698b411d1b74fcff]::panicking::try::do_call::<std[698b411d1b74fcff]::panic::AssertUnwindSafe<<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297
[INFO] [stdout]   21:     0x55dbfdff9b99 - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stdout]   22:     0x55dbfddf3a4c - <<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<test[ea847f4bd1b1afc4]::run_test::run_test_inner::{closure#0}, ()>::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stdout]   23:     0x55dbfdff902d - <std[698b411d1b74fcff]::sys::unix::thread::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:14
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:81
[INFO] [stdout]   24:     0x7f953705e493 - start_thread
[INFO] [stdout]   25:     0x7f9536b89ace - __clone
[INFO] [stdout]   26:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_parse_samples
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] running `"docker" "inspect" "b79728b6a1625dcd66a337316fd50d24ea4f66477e939493dacdb123fe7044d7"`
[INFO] running `"docker" "rm" "-f" "b79728b6a1625dcd66a337316fd50d24ea4f66477e939493dacdb123fe7044d7"`
[INFO] [stdout] b79728b6a1625dcd66a337316fd50d24ea4f66477e939493dacdb123fe7044d7