[INFO] crate neobuffer 0.1.0 is already in cache
[INFO] extracting crate neobuffer 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/neobuffer/0.1.0
[INFO] extracting crate neobuffer 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/neobuffer/0.1.0
[INFO] validating manifest of neobuffer-0.1.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of neobuffer-0.1.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing neobuffer-0.1.0
[INFO] finished frobbing neobuffer-0.1.0
[INFO] frobbed toml for neobuffer-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/neobuffer/0.1.0/Cargo.toml
[INFO] started frobbing neobuffer-0.1.0
[INFO] finished frobbing neobuffer-0.1.0
[INFO] frobbed toml for neobuffer-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/neobuffer/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing neobuffer-0.1.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/neobuffer/0.1.0:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 0795045e45a1fcac00f93bd48864590a3c91fe8dd3b1ebb24968707b23424f34
[INFO] running `"docker" "start" "-a" "0795045e45a1fcac00f93bd48864590a3c91fe8dd3b1ebb24968707b23424f34"`
[INFO] [stderr]    Compiling neobuffer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `"docker" "inspect" "0795045e45a1fcac00f93bd48864590a3c91fe8dd3b1ebb24968707b23424f34"`
[INFO] running `"docker" "rm" "-f" "0795045e45a1fcac00f93bd48864590a3c91fe8dd3b1ebb24968707b23424f34"`
[INFO] [stdout] 0795045e45a1fcac00f93bd48864590a3c91fe8dd3b1ebb24968707b23424f34
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/neobuffer/0.1.0:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 63e7e6d07e26b85e16af0dde0dd10e2cb29d6923d22186627eab46eb1fa496c5
[INFO] running `"docker" "start" "-a" "63e7e6d07e26b85e16af0dde0dd10e2cb29d6923d22186627eab46eb1fa496c5"`
[INFO] [stderr]    Compiling neobuffer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `"docker" "inspect" "63e7e6d07e26b85e16af0dde0dd10e2cb29d6923d22186627eab46eb1fa496c5"`
[INFO] running `"docker" "rm" "-f" "63e7e6d07e26b85e16af0dde0dd10e2cb29d6923d22186627eab46eb1fa496c5"`
[INFO] [stdout] 63e7e6d07e26b85e16af0dde0dd10e2cb29d6923d22186627eab46eb1fa496c5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/neobuffer/0.1.0:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 141dee916481f9b84fbab7d0cfed8a10d12a60695c18fc4ee0a187a5bf1136cb
[INFO] running `"docker" "start" "-a" "141dee916481f9b84fbab7d0cfed8a10d12a60695c18fc4ee0a187a5bf1136cb"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/neobuffer-ff01b993e1f580fb
[INFO] [stderr]    Doc-tests neobuffer
[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] [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" "141dee916481f9b84fbab7d0cfed8a10d12a60695c18fc4ee0a187a5bf1136cb"`
[INFO] running `"docker" "rm" "-f" "141dee916481f9b84fbab7d0cfed8a10d12a60695c18fc4ee0a187a5bf1136cb"`
[INFO] [stdout] 141dee916481f9b84fbab7d0cfed8a10d12a60695c18fc4ee0a187a5bf1136cb