[INFO] updating cached repository https://github.com/jimblandy/chat-mio
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 72345be4b5600cf6f1c03278765253157ab6b798
[INFO] testing jimblandy/chat-mio against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimblandy%2Fchat-mio" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jimblandy/chat-mio on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jimblandy/chat-mio
[INFO] finished tweaking git repo https://github.com/jimblandy/chat-mio
[INFO] tweaked toml for git repo https://github.com/jimblandy/chat-mio written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/jimblandy/chat-mio already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 66cb440b9b6c79f20a64ed144451b0f6e557871b6eb7e4e02a972b60bbb18577
[INFO] running `"docker" "start" "-a" "66cb440b9b6c79f20a64ed144451b0f6e557871b6eb7e4e02a972b60bbb18577"`
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]    Compiling mio v0.6.1
[INFO] [stderr]    Compiling chat-mio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.33s
[INFO] running `"docker" "inspect" "66cb440b9b6c79f20a64ed144451b0f6e557871b6eb7e4e02a972b60bbb18577"`
[INFO] running `"docker" "rm" "-f" "66cb440b9b6c79f20a64ed144451b0f6e557871b6eb7e4e02a972b60bbb18577"`
[INFO] [stdout] 66cb440b9b6c79f20a64ed144451b0f6e557871b6eb7e4e02a972b60bbb18577
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 18a87946aee623b4f2306f54af6716161cd312078e89457cce5cc5cebeb72ef0
[INFO] running `"docker" "start" "-a" "18a87946aee623b4f2306f54af6716161cd312078e89457cce5cc5cebeb72ef0"`
[INFO] [stderr]    Compiling chat-mio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `"docker" "inspect" "18a87946aee623b4f2306f54af6716161cd312078e89457cce5cc5cebeb72ef0"`
[INFO] running `"docker" "rm" "-f" "18a87946aee623b4f2306f54af6716161cd312078e89457cce5cc5cebeb72ef0"`
[INFO] [stdout] 18a87946aee623b4f2306f54af6716161cd312078e89457cce5cc5cebeb72ef0
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 98cc1c327a9d5cd93d43a0f98aa731c691d48f3e692252840c253e9416ad86d1
[INFO] running `"docker" "start" "-a" "98cc1c327a9d5cd93d43a0f98aa731c691d48f3e692252840c253e9416ad86d1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/chat_mio-a4498b00f45ddc68
[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" "98cc1c327a9d5cd93d43a0f98aa731c691d48f3e692252840c253e9416ad86d1"`
[INFO] running `"docker" "rm" "-f" "98cc1c327a9d5cd93d43a0f98aa731c691d48f3e692252840c253e9416ad86d1"`
[INFO] [stdout] 98cc1c327a9d5cd93d43a0f98aa731c691d48f3e692252840c253e9416ad86d1