[INFO] cloning repository https://github.com/kobayashiharuto/os-in-1000-lines
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kobayashiharuto/os-in-1000-lines" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkobayashiharuto%2Fos-in-1000-lines", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkobayashiharuto%2Fos-in-1000-lines'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0af2f5f27938a14b93c39310149ff78f80029109
[INFO] checking kobayashiharuto/os-in-1000-lines against try#8a0378607d6b34c242e3bfa75554871be641864b for pr-143028
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkobayashiharuto%2Fos-in-1000-lines" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kobayashiharuto/os-in-1000-lines
[INFO] finished tweaking git repo https://github.com/kobayashiharuto/os-in-1000-lines
[INFO] tweaked toml for git repo https://github.com/kobayashiharuto/os-in-1000-lines written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kobayashiharuto/os-in-1000-lines on toolchain 8a0378607d6b34c242e3bfa75554871be641864b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a0378607d6b34c242e3bfa75554871be641864b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kobayashiharuto/os-in-1000-lines 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" "+8a0378607d6b34c242e3bfa75554871be641864b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a0378607d6b34c242e3bfa75554871be641864b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/fa49c424d5575d632eb69f9621d705e1f9fa42bec6f3dd3dc811d7fe704de540-init: no space left on device
[INFO] checking kobayashiharuto/os-in-1000-lines against try#8a0378607d6b34c242e3bfa75554871be641864b for pr-143028
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkobayashiharuto%2Fos-in-1000-lines" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] error: failed to write new configuration file /workspace/builds/worker-7-tc2/source/.git/config.lock
[INFO] [stderr] fatal: could not set 'core.repositoryformatversion' to '0'
[INFO] checking kobayashiharuto/os-in-1000-lines against try#8a0378607d6b34c242e3bfa75554871be641864b for pr-143028
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkobayashiharuto%2Fos-in-1000-lines" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kobayashiharuto/os-in-1000-lines
[INFO] finished tweaking git repo https://github.com/kobayashiharuto/os-in-1000-lines
[INFO] tweaked toml for git repo https://github.com/kobayashiharuto/os-in-1000-lines written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kobayashiharuto/os-in-1000-lines on toolchain 8a0378607d6b34c242e3bfa75554871be641864b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a0378607d6b34c242e3bfa75554871be641864b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kobayashiharuto/os-in-1000-lines 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" "+8a0378607d6b34c242e3bfa75554871be641864b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a0378607d6b34c242e3bfa75554871be641864b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2913af85761101a551c7b336f414095bc31e47d41cfef2a7343e8bf8e64e79d1
[INFO] running `Command { std: "docker" "start" "-a" "2913af85761101a551c7b336f414095bc31e47d41cfef2a7343e8bf8e64e79d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2913af85761101a551c7b336f414095bc31e47d41cfef2a7343e8bf8e64e79d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2913af85761101a551c7b336f414095bc31e47d41cfef2a7343e8bf8e64e79d1", kill_on_drop: false }`
[INFO] [stdout] 2913af85761101a551c7b336f414095bc31e47d41cfef2a7343e8bf8e64e79d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8a0378607d6b34c242e3bfa75554871be641864b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49e9709a42a0463c31449b83cce0b3b7b6ff198afdc7cc5172167a6b6652e6d6
[INFO] running `Command { std: "docker" "start" "-a" "49e9709a42a0463c31449b83cce0b3b7b6ff198afdc7cc5172167a6b6652e6d6", kill_on_drop: false }`
[INFO] [stderr]     Checking os-in-1000-lines v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "49e9709a42a0463c31449b83cce0b3b7b6ff198afdc7cc5172167a6b6652e6d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49e9709a42a0463c31449b83cce0b3b7b6ff198afdc7cc5172167a6b6652e6d6", kill_on_drop: false }`
[INFO] [stdout] 49e9709a42a0463c31449b83cce0b3b7b6ff198afdc7cc5172167a6b6652e6d6