[INFO] cloning repository tshlabs/maestro
[INFO] running `"git" "clone" "--bare" "git://github.com/tshlabs/maestro.git" "work/cache/sources/gh/tshlabs/maestro"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/tshlabs/maestro'...
[INFO] running `"git" "clone" "work/cache/sources/gh/tshlabs/maestro" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/tshlabs/maestro"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/tshlabs/maestro'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tshlabs/maestro" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/tshlabs/maestro"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/tshlabs/maestro'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ccf59900ea70d9214729c4b4a70d80040986fc45
[INFO] sha for GitHub repo tshlabs/maestro: ccf59900ea70d9214729c4b4a70d80040986fc45
[INFO] validating manifest of tshlabs/maestro on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tshlabs/maestro on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tshlabs/maestro
[INFO] finished frobbing tshlabs/maestro
[INFO] frobbed toml for tshlabs/maestro written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/tshlabs/maestro/Cargo.toml
[INFO] started frobbing tshlabs/maestro
[INFO] finished frobbing tshlabs/maestro
[INFO] frobbed toml for tshlabs/maestro written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/tshlabs/maestro/Cargo.toml
[INFO] crate tshlabs/maestro already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing tshlabs/maestro against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/tshlabs/maestro:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] 438db53adaef9aef0c2366869ef29b097f9e9e1e7b6c56a18687e918c4679dd7
[INFO] running `"docker" "start" "-a" "438db53adaef9aef0c2366869ef29b097f9e9e1e7b6c56a18687e918c4679dd7"`
[INFO] [stderr]    Compiling arc-swap v0.3.7
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling signal-hook v0.1.8
[INFO] [stderr]    Compiling maestro v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.38s
[INFO] running `"docker" "inspect" "438db53adaef9aef0c2366869ef29b097f9e9e1e7b6c56a18687e918c4679dd7"`
[INFO] running `"docker" "rm" "-f" "438db53adaef9aef0c2366869ef29b097f9e9e1e7b6c56a18687e918c4679dd7"`
[INFO] [stdout] 438db53adaef9aef0c2366869ef29b097f9e9e1e7b6c56a18687e918c4679dd7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/tshlabs/maestro:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3fc299ad9fcdde8bcfa061216fcbc6d3df2db1baf2e4582e7e80f4cdc858b8c0
[INFO] running `"docker" "start" "-a" "3fc299ad9fcdde8bcfa061216fcbc6d3df2db1baf2e4582e7e80f4cdc858b8c0"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling maestro v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `"docker" "inspect" "3fc299ad9fcdde8bcfa061216fcbc6d3df2db1baf2e4582e7e80f4cdc858b8c0"`
[INFO] running `"docker" "rm" "-f" "3fc299ad9fcdde8bcfa061216fcbc6d3df2db1baf2e4582e7e80f4cdc858b8c0"`
[INFO] [stdout] 3fc299ad9fcdde8bcfa061216fcbc6d3df2db1baf2e4582e7e80f4cdc858b8c0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/tshlabs/maestro:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] ec39c93b84f9f99381204e5aab72762e6e8e7998681c2c4293b93321ba9881bb
[INFO] running `"docker" "start" "-a" "ec39c93b84f9f99381204e5aab72762e6e8e7998681c2c4293b93321ba9881bb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/maestro-2371e81724ca9bd0
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_thread_masker_allowed_for_thread ... ok
[INFO] [stdout] test tests::test_thread_masker_blocked_for_thread ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/maestro-9aeda6cf7b3c147d
[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] [stderr]    Doc-tests maestro
[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" "ec39c93b84f9f99381204e5aab72762e6e8e7998681c2c4293b93321ba9881bb"`
[INFO] running `"docker" "rm" "-f" "ec39c93b84f9f99381204e5aab72762e6e8e7998681c2c4293b93321ba9881bb"`
[INFO] [stdout] ec39c93b84f9f99381204e5aab72762e6e8e7998681c2c4293b93321ba9881bb