[INFO] cloning repository https://github.com/johnchildren/rust-irc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/johnchildren/rust-irc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnchildren%2Frust-irc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnchildren%2Frust-irc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 712ec1e4fcd08647bc0505fb2f83da68a8303185
[INFO] testing johnchildren/rust-irc against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnchildren%2Frust-irc" "/workspace/builds/worker-42/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-42/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/johnchildren/rust-irc on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/johnchildren/rust-irc
[INFO] finished tweaking git repo https://github.com/johnchildren/rust-irc
[INFO] tweaked toml for git repo https://github.com/johnchildren/rust-irc written to /workspace/builds/worker-42/source/Cargo.toml
[INFO] crate git repo https://github.com/johnchildren/rust-irc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded net2 v0.2.30
[INFO] [stderr]   Downloaded serde_derive_internals v0.15.1
[INFO] [stderr]   Downloaded rmp v0.8.6
[INFO] [stderr]   Downloaded rmp-serde v0.13.4
[INFO] [stderr]   Downloaded serde_derive v1.0.10
[INFO] [stderr]   Downloaded bytes v0.4.4
[INFO] [stderr]   Downloaded mio v0.6.9
[INFO] [stderr]   Downloaded libc v0.2.26
[INFO] [stderr]   Downloaded iovec v0.1.0
[INFO] [stderr]   Downloaded tokio-core v0.1.8
[INFO] [stderr]   Downloaded futures v0.1.14
[INFO] [stderr]   Downloaded serde v1.0.10
[INFO] [stderr]   Downloaded tokio-io v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fca4830183fb5463bfd2963f851b4275d85aad49725999c053791ca1efe3861b
[INFO] running `Command { std: "docker" "start" "-a" "fca4830183fb5463bfd2963f851b4275d85aad49725999c053791ca1efe3861b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fca4830183fb5463bfd2963f851b4275d85aad49725999c053791ca1efe3861b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fca4830183fb5463bfd2963f851b4275d85aad49725999c053791ca1efe3861b", kill_on_drop: false }`
[INFO] [stdout] fca4830183fb5463bfd2963f851b4275d85aad49725999c053791ca1efe3861b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f516d8e7f77332d8cd131291c38bc94e343fbcd0eaa8f8b5e47ac0471538a088
[INFO] running `Command { std: "docker" "start" "-a" "f516d8e7f77332d8cd131291c38bc94e343fbcd0eaa8f8b5e47ac0471538a088", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.26
[INFO] [stderr]    Compiling byteorder v1.1.0
[INFO] [stderr]    Compiling log v0.3.8
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling futures v0.1.14
[INFO] [stderr]    Compiling lazycell v0.4.0
[INFO] [stderr]    Compiling scoped-tls v0.1.0
[INFO] [stderr]    Compiling num-traits v0.1.40
[INFO] [stderr]    Compiling serde v1.0.10
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling iovec v0.1.0
[INFO] [stderr]    Compiling net2 v0.2.30
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling rmp v0.8.6
[INFO] [stderr]    Compiling bytes v0.4.4
[INFO] [stderr]    Compiling serde_derive_internals v0.15.1
[INFO] [stderr]    Compiling mio v0.6.9
[INFO] [stderr]    Compiling serde_derive v1.0.10
[INFO] [stderr]    Compiling tokio-io v0.1.2
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling tokio-core v0.1.8
[INFO] [stderr]    Compiling rmp-serde v0.13.4
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling rust-irc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 28s
[INFO] running `Command { std: "docker" "inspect" "f516d8e7f77332d8cd131291c38bc94e343fbcd0eaa8f8b5e47ac0471538a088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f516d8e7f77332d8cd131291c38bc94e343fbcd0eaa8f8b5e47ac0471538a088", kill_on_drop: false }`
[INFO] [stdout] f516d8e7f77332d8cd131291c38bc94e343fbcd0eaa8f8b5e47ac0471538a088
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a44dbb2395e4dd7ae244c64c8c8e18f34395be9c36597397e2993d0b32e1993
[INFO] running `Command { std: "docker" "start" "-a" "0a44dbb2395e4dd7ae244c64c8c8e18f34395be9c36597397e2993d0b32e1993", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-irc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "0a44dbb2395e4dd7ae244c64c8c8e18f34395be9c36597397e2993d0b32e1993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a44dbb2395e4dd7ae244c64c8c8e18f34395be9c36597397e2993d0b32e1993", kill_on_drop: false }`
[INFO] [stdout] 0a44dbb2395e4dd7ae244c64c8c8e18f34395be9c36597397e2993d0b32e1993
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] da6fbeaae3e5543993f54ac18a34aaa765c2950fd5d9da551a5a5a89eecefe5b
[INFO] running `Command { std: "docker" "start" "-a" "da6fbeaae3e5543993f54ac18a34aaa765c2950fd5d9da551a5a5a89eecefe5b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_irc-543a9330bcc5faff)
[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" "da6fbeaae3e5543993f54ac18a34aaa765c2950fd5d9da551a5a5a89eecefe5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da6fbeaae3e5543993f54ac18a34aaa765c2950fd5d9da551a5a5a89eecefe5b", kill_on_drop: false }`
[INFO] [stdout] da6fbeaae3e5543993f54ac18a34aaa765c2950fd5d9da551a5a5a89eecefe5b