[INFO] crate buffers 0.0.0 is already in cache
[INFO] testing buffers-0.0.0 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate buffers 0.0.0 into work/builds/worker-4/source
[INFO] validating manifest of crates.io crate buffers 0.0.0 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate buffers 0.0.0
[INFO] finished tweaking crates.io crate buffers 0.0.0
[INFO] tweaked toml for crates.io crate buffers 0.0.0 written to work/builds/worker-4/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] eaca5c91215724f7811d5e7099e9edf682e4d759020fa49bdf2bec8920fbed11
[INFO] running `"docker" "start" "-a" "eaca5c91215724f7811d5e7099e9edf682e4d759020fa49bdf2bec8920fbed11"`
[INFO] [stderr]    Compiling buffers v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `"docker" "inspect" "eaca5c91215724f7811d5e7099e9edf682e4d759020fa49bdf2bec8920fbed11"`
[INFO] running `"docker" "rm" "-f" "eaca5c91215724f7811d5e7099e9edf682e4d759020fa49bdf2bec8920fbed11"`
[INFO] [stdout] eaca5c91215724f7811d5e7099e9edf682e4d759020fa49bdf2bec8920fbed11
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 586a1d259865271846b4f72181b00343ed33f616ecdff35c5f7f106589a74ba0
[INFO] running `"docker" "start" "-a" "586a1d259865271846b4f72181b00343ed33f616ecdff35c5f7f106589a74ba0"`
[INFO] [stderr]    Compiling buffers v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `"docker" "inspect" "586a1d259865271846b4f72181b00343ed33f616ecdff35c5f7f106589a74ba0"`
[INFO] running `"docker" "rm" "-f" "586a1d259865271846b4f72181b00343ed33f616ecdff35c5f7f106589a74ba0"`
[INFO] [stdout] 586a1d259865271846b4f72181b00343ed33f616ecdff35c5f7f106589a74ba0
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 60e5df4a67a09398886a3a2cbe508f427d9b88ddcc561dc14595555702d506c7
[INFO] running `"docker" "start" "-a" "60e5df4a67a09398886a3a2cbe508f427d9b88ddcc561dc14595555702d506c7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/buffers-452ae7f22e79660c
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::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 buffers
[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" "60e5df4a67a09398886a3a2cbe508f427d9b88ddcc561dc14595555702d506c7"`
[INFO] running `"docker" "rm" "-f" "60e5df4a67a09398886a3a2cbe508f427d9b88ddcc561dc14595555702d506c7"`
[INFO] [stdout] 60e5df4a67a09398886a3a2cbe508f427d9b88ddcc561dc14595555702d506c7