[INFO] cloning repository https://github.com/mavallad/ahorcado_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mavallad/ahorcado_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmavallad%2Fahorcado_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmavallad%2Fahorcado_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0468932ce51e533945420b05e9842a99b2218cf1
[INFO] checking mavallad/ahorcado_rust against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmavallad%2Fahorcado_rust" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mavallad/ahorcado_rust on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mavallad/ahorcado_rust
[INFO] finished tweaking git repo https://github.com/mavallad/ahorcado_rust
[INFO] tweaked toml for git repo https://github.com/mavallad/ahorcado_rust written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/mavallad/ahorcado_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pkg-config v0.3.12
[INFO] [stderr]   Downloaded byteorder v1.2.4
[INFO] [stderr]   Downloaded slice-deque v0.1.11
[INFO] [stderr]   Downloaded text_io v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 733408649ad8e1a76facf1859c7144fc0ccafec9e2b973b1ffffd5b14965cbfe
[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" "733408649ad8e1a76facf1859c7144fc0ccafec9e2b973b1ffffd5b14965cbfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "733408649ad8e1a76facf1859c7144fc0ccafec9e2b973b1ffffd5b14965cbfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "733408649ad8e1a76facf1859c7144fc0ccafec9e2b973b1ffffd5b14965cbfe", kill_on_drop: false }`
[INFO] [stdout] 733408649ad8e1a76facf1859c7144fc0ccafec9e2b973b1ffffd5b14965cbfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 496dbc345a36579d7651c9209bbe79c3d6a101fbffa5535d5451d1798b93c7a3
[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" "496dbc345a36579d7651c9209bbe79c3d6a101fbffa5535d5451d1798b93c7a3", kill_on_drop: false }`
[INFO] [stderr]     Checking claxon v0.3.1
[INFO] [stderr]     Checking text_io v0.1.7
[INFO] [stderr]     Checking slice-deque v0.1.11
[INFO] [stderr]    Compiling minimp3-sys v0.3.0
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]     Checking ogg v0.4.1
[INFO] [stderr]     Checking cgmath v0.14.1
[INFO] [stderr]     Checking lewton v0.5.2
[INFO] [stderr]     Checking cpal v0.8.2
[INFO] [stderr]     Checking minimp3 v0.3.0
[INFO] [stderr]     Checking rodio v0.8.0
[INFO] [stderr]     Checking ahorcado v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.48s
[INFO] running `Command { std: "docker" "inspect" "496dbc345a36579d7651c9209bbe79c3d6a101fbffa5535d5451d1798b93c7a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "496dbc345a36579d7651c9209bbe79c3d6a101fbffa5535d5451d1798b93c7a3", kill_on_drop: false }`
[INFO] [stdout] 496dbc345a36579d7651c9209bbe79c3d6a101fbffa5535d5451d1798b93c7a3