[INFO] cloning repository https://github.com/AbsurdlySuspicious/city
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AbsurdlySuspicious/city" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbsurdlySuspicious%2Fcity", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbsurdlySuspicious%2Fcity'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4b1430558557c00f5d13c031e8a4b26db2b46344
[INFO] checking AbsurdlySuspicious/city against try#82acd1d76add2232e19c1f0feb250d2a19ec6efe for pr-81213
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbsurdlySuspicious%2Fcity" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AbsurdlySuspicious/city on toolchain 82acd1d76add2232e19c1f0feb250d2a19ec6efe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AbsurdlySuspicious/city
[INFO] finished tweaking git repo https://github.com/AbsurdlySuspicious/city
[INFO] tweaked toml for git repo https://github.com/AbsurdlySuspicious/city written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/AbsurdlySuspicious/city already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded term_size v1.0.0-beta1
[INFO] [stderr]   Downloaded bounded-vec-deque v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "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] 87aff5b440da9ac1ea4e7eda0f9589ca45e63253ecaaa5dcd17f23293213185c
[INFO] running `Command { std: "docker" "start" "-a" "87aff5b440da9ac1ea4e7eda0f9589ca45e63253ecaaa5dcd17f23293213185c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87aff5b440da9ac1ea4e7eda0f9589ca45e63253ecaaa5dcd17f23293213185c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87aff5b440da9ac1ea4e7eda0f9589ca45e63253ecaaa5dcd17f23293213185c", kill_on_drop: false }`
[INFO] [stdout] 87aff5b440da9ac1ea4e7eda0f9589ca45e63253ecaaa5dcd17f23293213185c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "check" "--frozen" "--all" "--all-targets" "--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] 6e157e3cf2b47abd97c2659de188486c83ef19c506fe3883139857487faa8432
[INFO] running `Command { std: "docker" "start" "-a" "6e157e3cf2b47abd97c2659de188486c83ef19c506fe3883139857487faa8432", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking bounded-vec-deque v0.1.1
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking term_size v1.0.0-beta1
[INFO] [stderr]     Checking ctrlc v3.1.7
[INFO] [stderr]     Checking city v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.74s
[INFO] running `Command { std: "docker" "inspect" "6e157e3cf2b47abd97c2659de188486c83ef19c506fe3883139857487faa8432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e157e3cf2b47abd97c2659de188486c83ef19c506fe3883139857487faa8432", kill_on_drop: false }`
[INFO] [stdout] 6e157e3cf2b47abd97c2659de188486c83ef19c506fe3883139857487faa8432