[INFO] cloning repository https://github.com/zenria/term-snake-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zenria/term-snake-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzenria%2Fterm-snake-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzenria%2Fterm-snake-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bda3ab2c8b97b4c1e573aa8c8a2f82688bb76543
[INFO] testing zenria/term-snake-rs against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzenria%2Fterm-snake-rs" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zenria/term-snake-rs 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/zenria/term-snake-rs
[INFO] finished tweaking git repo https://github.com/zenria/term-snake-rs
[INFO] tweaked toml for git repo https://github.com/zenria/term-snake-rs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/zenria/term-snake-rs 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shellexpand v1.1.0
[INFO] [stderr]   Downloaded rustbreak v2.0.0-rc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 7514b45401cd91dd918a3859c39e5183b7cae326de0e19522c2fc8143b52527b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7514b45401cd91dd918a3859c39e5183b7cae326de0e19522c2fc8143b52527b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7514b45401cd91dd918a3859c39e5183b7cae326de0e19522c2fc8143b52527b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7514b45401cd91dd918a3859c39e5183b7cae326de0e19522c2fc8143b52527b", kill_on_drop: false }`
[INFO] [stdout] 7514b45401cd91dd918a3859c39e5183b7cae326de0e19522c2fc8143b52527b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ae6cc581c9728bb26efe4d182a1e54f045d88a0a59b75ffd3905a1c2f490f53a
[INFO] running `Command { std: "docker" "start" "-a" "ae6cc581c9728bb26efe4d182a1e54f045d88a0a59b75ffd3905a1c2f490f53a", kill_on_drop: false }`
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling shellexpand v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling termion v1.5.4
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling serde_yaml v0.7.5
[INFO] [stderr]    Compiling rustbreak v2.0.0-rc3
[INFO] [stderr]    Compiling snake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.23s
[INFO] running `Command { std: "docker" "inspect" "ae6cc581c9728bb26efe4d182a1e54f045d88a0a59b75ffd3905a1c2f490f53a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae6cc581c9728bb26efe4d182a1e54f045d88a0a59b75ffd3905a1c2f490f53a", kill_on_drop: false }`
[INFO] [stdout] ae6cc581c9728bb26efe4d182a1e54f045d88a0a59b75ffd3905a1c2f490f53a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 57e36e1a8fd0bdc38f23c212a4676fd74fc7ece2681112c94e0487ef1127a743
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "57e36e1a8fd0bdc38f23c212a4676fd74fc7ece2681112c94e0487ef1127a743", kill_on_drop: false }`
[INFO] [stderr]    Compiling snake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "57e36e1a8fd0bdc38f23c212a4676fd74fc7ece2681112c94e0487ef1127a743", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57e36e1a8fd0bdc38f23c212a4676fd74fc7ece2681112c94e0487ef1127a743", kill_on_drop: false }`
[INFO] [stdout] 57e36e1a8fd0bdc38f23c212a4676fd74fc7ece2681112c94e0487ef1127a743
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 4cbf08cf51dbbbd5ddc90b8f2d856249423c3c9bb82acc7c50c69a098e83938e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4cbf08cf51dbbbd5ddc90b8f2d856249423c3c9bb82acc7c50c69a098e83938e", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/snake-399a48c239197cbc)
[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" "4cbf08cf51dbbbd5ddc90b8f2d856249423c3c9bb82acc7c50c69a098e83938e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cbf08cf51dbbbd5ddc90b8f2d856249423c3c9bb82acc7c50c69a098e83938e", kill_on_drop: false }`
[INFO] [stdout] 4cbf08cf51dbbbd5ddc90b8f2d856249423c3c9bb82acc7c50c69a098e83938e