[INFO] crate io-test-util 0.1.0 is already in cache
[INFO] extracting crate io-test-util 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/io-test-util/0.1.0
[INFO] extracting crate io-test-util 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/io-test-util/0.1.0
[INFO] validating manifest of io-test-util-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 io-test-util-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 io-test-util-0.1.0
[INFO] finished frobbing io-test-util-0.1.0
[INFO] frobbed toml for io-test-util-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/io-test-util/0.1.0/Cargo.toml
[INFO] started frobbing io-test-util-0.1.0
[INFO] finished frobbing io-test-util-0.1.0
[INFO] frobbed toml for io-test-util-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/io-test-util/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] testing io-test-util-0.1.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/io-test-util/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 1af9598dcd87d0d0d230cb4fcd88922591007db66fe205134fb5f946c5140d99
[INFO] running `"docker" "start" "-a" "1af9598dcd87d0d0d230cb4fcd88922591007db66fe205134fb5f946c5140d99"`
[INFO] [stderr]    Compiling io-test-util v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `"docker" "inspect" "1af9598dcd87d0d0d230cb4fcd88922591007db66fe205134fb5f946c5140d99"`
[INFO] running `"docker" "rm" "-f" "1af9598dcd87d0d0d230cb4fcd88922591007db66fe205134fb5f946c5140d99"`
[INFO] [stdout] 1af9598dcd87d0d0d230cb4fcd88922591007db66fe205134fb5f946c5140d99
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/io-test-util/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 13cc89010b1c61e88652d02d812781af70ee63710f2f9ea7511dfba9bd2af5a3
[INFO] running `"docker" "start" "-a" "13cc89010b1c61e88652d02d812781af70ee63710f2f9ea7511dfba9bd2af5a3"`
[INFO] [stderr]    Compiling io-test-util v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "13cc89010b1c61e88652d02d812781af70ee63710f2f9ea7511dfba9bd2af5a3"`
[INFO] running `"docker" "rm" "-f" "13cc89010b1c61e88652d02d812781af70ee63710f2f9ea7511dfba9bd2af5a3"`
[INFO] [stdout] 13cc89010b1c61e88652d02d812781af70ee63710f2f9ea7511dfba9bd2af5a3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/io-test-util/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 2127b2eafc965d9ca403700de8ba759662bfc05f1c2abbd67257aef4084e4889
[INFO] running `"docker" "start" "-a" "2127b2eafc965d9ca403700de8ba759662bfc05f1c2abbd67257aef4084e4889"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/io_test_util-8be7e5d3892519cc
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test error_reader::test::should_throw_correct_error ... ok
[INFO] [stderr]    Doc-tests io-test-util
[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 1 test
[INFO] [stdout] test src/lib.rs -  (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "2127b2eafc965d9ca403700de8ba759662bfc05f1c2abbd67257aef4084e4889"`
[INFO] running `"docker" "rm" "-f" "2127b2eafc965d9ca403700de8ba759662bfc05f1c2abbd67257aef4084e4889"`
[INFO] [stdout] 2127b2eafc965d9ca403700de8ba759662bfc05f1c2abbd67257aef4084e4889