[INFO] cloning repository https://github.com/iwodder/crab-io
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iwodder/crab-io" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiwodder%2Fcrab-io", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiwodder%2Fcrab-io'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a4cd0731e55c83c07bac01284611a0f852dda5fc
[INFO] testing iwodder/crab-io against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiwodder%2Fcrab-io" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iwodder/crab-io on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/iwodder/crab-io
[INFO] finished tweaking git repo https://github.com/iwodder/crab-io
[INFO] tweaked toml for git repo https://github.com/iwodder/crab-io written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/iwodder/crab-io already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e6abb1ef986bcc8b9ebbe871e1af6f85949b6f0a83dca154d1c8b2248319eed
[INFO] running `Command { std: "docker" "start" "-a" "8e6abb1ef986bcc8b9ebbe871e1af6f85949b6f0a83dca154d1c8b2248319eed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e6abb1ef986bcc8b9ebbe871e1af6f85949b6f0a83dca154d1c8b2248319eed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e6abb1ef986bcc8b9ebbe871e1af6f85949b6f0a83dca154d1c8b2248319eed", kill_on_drop: false }`
[INFO] [stdout] 8e6abb1ef986bcc8b9ebbe871e1af6f85949b6f0a83dca154d1c8b2248319eed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b90859e7f8364757054c9a31ecfda7a04a646df5f9307b5359c12ba1369ccd7
[INFO] running `Command { std: "docker" "start" "-a" "9b90859e7f8364757054c9a31ecfda7a04a646df5f9307b5359c12ba1369ccd7", kill_on_drop: false }`
[INFO] [stderr]    Compiling crab-io v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "9b90859e7f8364757054c9a31ecfda7a04a646df5f9307b5359c12ba1369ccd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b90859e7f8364757054c9a31ecfda7a04a646df5f9307b5359c12ba1369ccd7", kill_on_drop: false }`
[INFO] [stdout] 9b90859e7f8364757054c9a31ecfda7a04a646df5f9307b5359c12ba1369ccd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00f538e821f08972961e955a04eb17f2256335563c64982e057920572d7bad17
[INFO] running `Command { std: "docker" "start" "-a" "00f538e821f08972961e955a04eb17f2256335563c64982e057920572d7bad17", kill_on_drop: false }`
[INFO] [stderr]    Compiling crab-io v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "00f538e821f08972961e955a04eb17f2256335563c64982e057920572d7bad17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00f538e821f08972961e955a04eb17f2256335563c64982e057920572d7bad17", kill_on_drop: false }`
[INFO] [stdout] 00f538e821f08972961e955a04eb17f2256335563c64982e057920572d7bad17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 11e0f5a49c88ccdd0f96591d4ac0f072f34fab41448464658880ac4619a71d9c
[INFO] running `Command { std: "docker" "start" "-a" "11e0f5a49c88ccdd0f96591d4ac0f072f34fab41448464658880ac4619a71d9c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/crab_io-95ba763335e215f2)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "11e0f5a49c88ccdd0f96591d4ac0f072f34fab41448464658880ac4619a71d9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11e0f5a49c88ccdd0f96591d4ac0f072f34fab41448464658880ac4619a71d9c", kill_on_drop: false }`
[INFO] [stdout] 11e0f5a49c88ccdd0f96591d4ac0f072f34fab41448464658880ac4619a71d9c