[INFO] crate cio 0.1.0 is already in cache
[INFO] testing cio-0.1.0 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate cio 0.1.0 into work/builds/worker-6/source
[INFO] validating manifest of crates.io crate cio 0.1.0 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 cio 0.1.0
[INFO] finished tweaking crates.io crate cio 0.1.0
[INFO] tweaked toml for crates.io crate cio 0.1.0 written to work/builds/worker-6/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-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/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] 2ece611c6a5ea27042b94923408678a812095ef396e1cc33fbae20c5a9a35812
[INFO] running `"docker" "start" "-a" "2ece611c6a5ea27042b94923408678a812095ef396e1cc33fbae20c5a9a35812"`
[INFO] [stderr]    Compiling cio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `"docker" "inspect" "2ece611c6a5ea27042b94923408678a812095ef396e1cc33fbae20c5a9a35812"`
[INFO] running `"docker" "rm" "-f" "2ece611c6a5ea27042b94923408678a812095ef396e1cc33fbae20c5a9a35812"`
[INFO] [stdout] 2ece611c6a5ea27042b94923408678a812095ef396e1cc33fbae20c5a9a35812
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/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] ab4bc560ce7f73424e3320f1bf65ec259d7e461b6f50a4ceeea9a42f99a6f5ea
[INFO] running `"docker" "start" "-a" "ab4bc560ce7f73424e3320f1bf65ec259d7e461b6f50a4ceeea9a42f99a6f5ea"`
[INFO] [stderr]    Compiling cio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `"docker" "inspect" "ab4bc560ce7f73424e3320f1bf65ec259d7e461b6f50a4ceeea9a42f99a6f5ea"`
[INFO] running `"docker" "rm" "-f" "ab4bc560ce7f73424e3320f1bf65ec259d7e461b6f50a4ceeea9a42f99a6f5ea"`
[INFO] [stdout] ab4bc560ce7f73424e3320f1bf65ec259d7e461b6f50a4ceeea9a42f99a6f5ea
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/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] d92e6fb5ba8f3e0b1fbc701f3335d238d98e0d28a041e441ae92d1a9554b90dc
[INFO] running `"docker" "start" "-a" "d92e6fb5ba8f3e0b1fbc701f3335d238d98e0d28a041e441ae92d1a9554b90dc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cio-efc620a96dbc3aae
[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 cio
[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" "d92e6fb5ba8f3e0b1fbc701f3335d238d98e0d28a041e441ae92d1a9554b90dc"`
[INFO] running `"docker" "rm" "-f" "d92e6fb5ba8f3e0b1fbc701f3335d238d98e0d28a041e441ae92d1a9554b90dc"`
[INFO] [stdout] d92e6fb5ba8f3e0b1fbc701f3335d238d98e0d28a041e441ae92d1a9554b90dc