[INFO] cloning repository https://github.com/phillyphil91/maelstrom_challange
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/phillyphil91/maelstrom_challange" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphillyphil91%2Fmaelstrom_challange", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphillyphil91%2Fmaelstrom_challange'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 845f3750983c0aaedefb999382851b11288b86dd
[INFO] checking phillyphil91/maelstrom_challange against try#5785402183672f7786e9dc343d7b435bdaf4a4bc for pr-138001
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphillyphil91%2Fmaelstrom_challange" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/phillyphil91/maelstrom_challange on toolchain 5785402183672f7786e9dc343d7b435bdaf4a4bc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5785402183672f7786e9dc343d7b435bdaf4a4bc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/phillyphil91/maelstrom_challange
[INFO] finished tweaking git repo https://github.com/phillyphil91/maelstrom_challange
[INFO] tweaked toml for git repo https://github.com/phillyphil91/maelstrom_challange written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/phillyphil91/maelstrom_challange 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" "+5785402183672f7786e9dc343d7b435bdaf4a4bc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+5785402183672f7786e9dc343d7b435bdaf4a4bc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7fca5e6173f0f4418bc4aaf620f1e415d883ba049b46725fc5cf440ab58c1f3
[INFO] running `Command { std: "docker" "start" "-a" "d7fca5e6173f0f4418bc4aaf620f1e415d883ba049b46725fc5cf440ab58c1f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7fca5e6173f0f4418bc4aaf620f1e415d883ba049b46725fc5cf440ab58c1f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7fca5e6173f0f4418bc4aaf620f1e415d883ba049b46725fc5cf440ab58c1f3", kill_on_drop: false }`
[INFO] [stdout] d7fca5e6173f0f4418bc4aaf620f1e415d883ba049b46725fc5cf440ab58c1f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+5785402183672f7786e9dc343d7b435bdaf4a4bc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce90ad5581b31e85fe4755d8f480af8b2065985265a28dc8258b6dc6cac9185e
[INFO] running `Command { std: "docker" "start" "-a" "ce90ad5581b31e85fe4755d8f480af8b2065985265a28dc8258b6dc6cac9185e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.171
[INFO] [stderr]    Compiling serde_json v1.0.103
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling quote v1.0.31
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]    Compiling syn v2.0.26
[INFO] [stderr]     Checking uuid v1.4.1
[INFO] [stderr]     Checking blob-uuid v0.5.0
[INFO] [stderr]     Checking unique_id v0.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.171
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmeta0Y8IgG"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `serde` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "ce90ad5581b31e85fe4755d8f480af8b2065985265a28dc8258b6dc6cac9185e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce90ad5581b31e85fe4755d8f480af8b2065985265a28dc8258b6dc6cac9185e", kill_on_drop: false }`
[INFO] [stdout] ce90ad5581b31e85fe4755d8f480af8b2065985265a28dc8258b6dc6cac9185e