[INFO] crate perf_events 0.0.0 is already in cache
[INFO] extracting crate perf_events 0.0.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/perf_events/0.0.0
[INFO] extracting crate perf_events 0.0.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/perf_events/0.0.0
[INFO] validating manifest of perf_events-0.0.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of perf_events-0.0.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing perf_events-0.0.0
[INFO] finished frobbing perf_events-0.0.0
[INFO] frobbed toml for perf_events-0.0.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/perf_events/0.0.0/Cargo.toml
[INFO] started frobbing perf_events-0.0.0
[INFO] finished frobbing perf_events-0.0.0
[INFO] frobbed toml for perf_events-0.0.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/perf_events/0.0.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing perf_events-0.0.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/perf_events/0.0.0:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 377ae910db50816748f38b0adca1c5ff4fbee5c090d5f68e4e5bcea2f28baf97
[INFO] running `"docker" "start" "-a" "377ae910db50816748f38b0adca1c5ff4fbee5c090d5f68e4e5bcea2f28baf97"`
[INFO] [stderr]    Compiling perf_events v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `"docker" "inspect" "377ae910db50816748f38b0adca1c5ff4fbee5c090d5f68e4e5bcea2f28baf97"`
[INFO] running `"docker" "rm" "-f" "377ae910db50816748f38b0adca1c5ff4fbee5c090d5f68e4e5bcea2f28baf97"`
[INFO] [stdout] 377ae910db50816748f38b0adca1c5ff4fbee5c090d5f68e4e5bcea2f28baf97
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/perf_events/0.0.0:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 9551a72c83e47eb4e957a5b05dcc72f47cbabe554a755b5d811a666390888e1b
[INFO] running `"docker" "start" "-a" "9551a72c83e47eb4e957a5b05dcc72f47cbabe554a755b5d811a666390888e1b"`
[INFO] [stderr]    Compiling perf_events v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `"docker" "inspect" "9551a72c83e47eb4e957a5b05dcc72f47cbabe554a755b5d811a666390888e1b"`
[INFO] running `"docker" "rm" "-f" "9551a72c83e47eb4e957a5b05dcc72f47cbabe554a755b5d811a666390888e1b"`
[INFO] [stdout] 9551a72c83e47eb4e957a5b05dcc72f47cbabe554a755b5d811a666390888e1b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/perf_events/0.0.0:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 160aa9f7f80175920c9a9e9ed454d2bfb1211daecb11b10b1a8c9516f1c172ec
[INFO] running `"docker" "start" "-a" "160aa9f7f80175920c9a9e9ed454d2bfb1211daecb11b10b1a8c9516f1c172ec"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/perf_events-d64bbff687754098
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests perf_events
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "160aa9f7f80175920c9a9e9ed454d2bfb1211daecb11b10b1a8c9516f1c172ec"`
[INFO] running `"docker" "rm" "-f" "160aa9f7f80175920c9a9e9ed454d2bfb1211daecb11b10b1a8c9516f1c172ec"`
[INFO] [stdout] 160aa9f7f80175920c9a9e9ed454d2bfb1211daecb11b10b1a8c9516f1c172ec