[INFO] cloning repository https://github.com/ajakubek/i3-free-ws
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ajakubek/i3-free-ws" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajakubek%2Fi3-free-ws", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajakubek%2Fi3-free-ws'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3aec8da56c8684adc81680b31b7ab2d3289aa511
[INFO] checking ajakubek/i3-free-ws against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajakubek%2Fi3-free-ws" "/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/ajakubek/i3-free-ws on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ajakubek/i3-free-ws
[INFO] finished tweaking git repo https://github.com/ajakubek/i3-free-ws
[INFO] tweaked toml for git repo https://github.com/ajakubek/i3-free-ws written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/ajakubek/i3-free-ws already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--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-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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", 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] 1a844636063f0dc30b4454ae4a8f1c9d3e6928258e8a9daf5bdfb417c96e3f81
[INFO] running `Command { std: "docker" "start" "-a" "1a844636063f0dc30b4454ae4a8f1c9d3e6928258e8a9daf5bdfb417c96e3f81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a844636063f0dc30b4454ae4a8f1c9d3e6928258e8a9daf5bdfb417c96e3f81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a844636063f0dc30b4454ae4a8f1c9d3e6928258e8a9daf5bdfb417c96e3f81", kill_on_drop: false }`
[INFO] [stdout] 1a844636063f0dc30b4454ae4a8f1c9d3e6928258e8a9daf5bdfb417c96e3f81
[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=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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d48654b23ff36dcb897ce7d51e487c2cc5e948f97629381371a85bdbd2335a7e
[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" "d48654b23ff36dcb897ce7d51e487c2cc5e948f97629381371a85bdbd2335a7e", kill_on_drop: false }`
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking serde v1.0.15
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking serde_json v1.0.4
[INFO] [stderr]     Checking i3ipc v0.8.2
[INFO] [stderr]     Checking i3-free-ws v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.67s
[INFO] running `Command { std: "docker" "inspect" "d48654b23ff36dcb897ce7d51e487c2cc5e948f97629381371a85bdbd2335a7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d48654b23ff36dcb897ce7d51e487c2cc5e948f97629381371a85bdbd2335a7e", kill_on_drop: false }`
[INFO] [stdout] d48654b23ff36dcb897ce7d51e487c2cc5e948f97629381371a85bdbd2335a7e