[INFO] cloning repository https://github.com/prudywsh/advent_of_code_2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/prudywsh/advent_of_code_2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprudywsh%2Fadvent_of_code_2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprudywsh%2Fadvent_of_code_2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a5482cbd7222a6a7f875f6a9b3e06950edbf3f6
[INFO] checking prudywsh/advent_of_code_2020 against try#81185c2d21df0ba45fd33e65bbdce76dc0d89bd9 for pr-139646
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprudywsh%2Fadvent_of_code_2020" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/prudywsh/advent_of_code_2020 on toolchain 81185c2d21df0ba45fd33e65bbdce76dc0d89bd9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81185c2d21df0ba45fd33e65bbdce76dc0d89bd9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/prudywsh/advent_of_code_2020
[INFO] finished tweaking git repo https://github.com/prudywsh/advent_of_code_2020
[INFO] tweaked toml for git repo https://github.com/prudywsh/advent_of_code_2020 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/prudywsh/advent_of_code_2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81185c2d21df0ba45fd33e65bbdce76dc0d89bd9" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+81185c2d21df0ba45fd33e65bbdce76dc0d89bd9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 439d56c02856f7b5def776dbecee9227e2a38666a0c42c5beb25f615d6442027
[INFO] running `Command { std: "docker" "start" "-a" "439d56c02856f7b5def776dbecee9227e2a38666a0c42c5beb25f615d6442027", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "439d56c02856f7b5def776dbecee9227e2a38666a0c42c5beb25f615d6442027", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "439d56c02856f7b5def776dbecee9227e2a38666a0c42c5beb25f615d6442027", kill_on_drop: false }`
[INFO] [stdout] 439d56c02856f7b5def776dbecee9227e2a38666a0c42c5beb25f615d6442027
[INFO] checking prudywsh/advent_of_code_2020 against try#81185c2d21df0ba45fd33e65bbdce76dc0d89bd9 for pr-139646
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprudywsh%2Fadvent_of_code_2020" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/prudywsh/advent_of_code_2020 on toolchain 81185c2d21df0ba45fd33e65bbdce76dc0d89bd9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81185c2d21df0ba45fd33e65bbdce76dc0d89bd9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/prudywsh/advent_of_code_2020
[INFO] finished tweaking git repo https://github.com/prudywsh/advent_of_code_2020
[INFO] tweaked toml for git repo https://github.com/prudywsh/advent_of_code_2020 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/prudywsh/advent_of_code_2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+81185c2d21df0ba45fd33e65bbdce76dc0d89bd9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+81185c2d21df0ba45fd33e65bbdce76dc0d89bd9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc4b0714f5f65e9f4c5c5921066282d21307b203b3126c86a3173f16111a54f7
[INFO] running `Command { std: "docker" "start" "-a" "fc4b0714f5f65e9f4c5c5921066282d21307b203b3126c86a3173f16111a54f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc4b0714f5f65e9f4c5c5921066282d21307b203b3126c86a3173f16111a54f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc4b0714f5f65e9f4c5c5921066282d21307b203b3126c86a3173f16111a54f7", kill_on_drop: false }`
[INFO] [stdout] fc4b0714f5f65e9f4c5c5921066282d21307b203b3126c86a3173f16111a54f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+81185c2d21df0ba45fd33e65bbdce76dc0d89bd9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: chown /var/lib/docker/overlay2/b422bbe8686bdb1f8d99d29430e13f3b29164abb404aa21de99d26220f26ed4d-init/work/work: no such file or directory