[INFO] cloning repository https://github.com/GPrimola/the_twelve_days_of_christmas
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GPrimola/the_twelve_days_of_christmas" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGPrimola%2Fthe_twelve_days_of_christmas", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGPrimola%2Fthe_twelve_days_of_christmas'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 48967daec68889e09fb04725f6feb0f7aee37ec6
[INFO] checking GPrimola/the_twelve_days_of_christmas against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGPrimola%2Fthe_twelve_days_of_christmas" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GPrimola/the_twelve_days_of_christmas on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/GPrimola/the_twelve_days_of_christmas
[INFO] finished tweaking git repo https://github.com/GPrimola/the_twelve_days_of_christmas
[INFO] tweaked toml for git repo https://github.com/GPrimola/the_twelve_days_of_christmas written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/GPrimola/the_twelve_days_of_christmas already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 770becd8b1e81795c199a7ccbe7756a3086cb73cc9e4b0870c27c0d6760f7d2e
[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" "770becd8b1e81795c199a7ccbe7756a3086cb73cc9e4b0870c27c0d6760f7d2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "770becd8b1e81795c199a7ccbe7756a3086cb73cc9e4b0870c27c0d6760f7d2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "770becd8b1e81795c199a7ccbe7756a3086cb73cc9e4b0870c27c0d6760f7d2e", kill_on_drop: false }`
[INFO] [stdout] 770becd8b1e81795c199a7ccbe7756a3086cb73cc9e4b0870c27c0d6760f7d2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 458bea169e50abc80105b94545c33f33194e433c8446f0f494f7a6bd24bf66ae
[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" "458bea169e50abc80105b94545c33f33194e433c8446f0f494f7a6bd24bf66ae", kill_on_drop: false }`
[INFO] [stderr]     Checking the_twelve_days_of_christmas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "458bea169e50abc80105b94545c33f33194e433c8446f0f494f7a6bd24bf66ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "458bea169e50abc80105b94545c33f33194e433c8446f0f494f7a6bd24bf66ae", kill_on_drop: false }`
[INFO] [stdout] 458bea169e50abc80105b94545c33f33194e433c8446f0f494f7a6bd24bf66ae