[INFO] cloning repository https://github.com/end-e/rust-bootcamp-02-concurrency
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/end-e/rust-bootcamp-02-concurrency" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fend-e%2Frust-bootcamp-02-concurrency", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fend-e%2Frust-bootcamp-02-concurrency'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b536a9f5da2624dc898f69e8539c527bd641017c
[INFO] checking end-e/rust-bootcamp-02-concurrency against master#0ef0dd24510b52da980889546fcd15254dc56a23 for pr-126452
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fend-e%2Frust-bootcamp-02-concurrency" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/end-e/rust-bootcamp-02-concurrency on toolchain 0ef0dd24510b52da980889546fcd15254dc56a23
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0ef0dd24510b52da980889546fcd15254dc56a23" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/end-e/rust-bootcamp-02-concurrency
[INFO] finished tweaking git repo https://github.com/end-e/rust-bootcamp-02-concurrency
[INFO] tweaked toml for git repo https://github.com/end-e/rust-bootcamp-02-concurrency written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/end-e/rust-bootcamp-02-concurrency 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" "+0ef0dd24510b52da980889546fcd15254dc56a23" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+0ef0dd24510b52da980889546fcd15254dc56a23" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6af42b629a3788f2eac0547bc0efbacd58337ba7d905da30e3cfdd6a57ed7e4a
[INFO] running `Command { std: "docker" "start" "-a" "6af42b629a3788f2eac0547bc0efbacd58337ba7d905da30e3cfdd6a57ed7e4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6af42b629a3788f2eac0547bc0efbacd58337ba7d905da30e3cfdd6a57ed7e4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6af42b629a3788f2eac0547bc0efbacd58337ba7d905da30e3cfdd6a57ed7e4a", kill_on_drop: false }`
[INFO] [stdout] 6af42b629a3788f2eac0547bc0efbacd58337ba7d905da30e3cfdd6a57ed7e4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+0ef0dd24510b52da980889546fcd15254dc56a23" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e799bdda0d41aecc3c4a529292af422e1b37a5dfa6cd32dd9f4f342b2f42f0f
[INFO] running `Command { std: "docker" "start" "-a" "5e799bdda0d41aecc3c4a529292af422e1b37a5dfa6cd32dd9f4f342b2f42f0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.83
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stderr] error: could not compile `anyhow` (build script)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `libc` (build script)
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetahg4zaW"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ppv-lite86` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "5e799bdda0d41aecc3c4a529292af422e1b37a5dfa6cd32dd9f4f342b2f42f0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e799bdda0d41aecc3c4a529292af422e1b37a5dfa6cd32dd9f4f342b2f42f0f", kill_on_drop: false }`
[INFO] [stdout] 5e799bdda0d41aecc3c4a529292af422e1b37a5dfa6cd32dd9f4f342b2f42f0f
[INFO] checking end-e/rust-bootcamp-02-concurrency against try#d9cbfeb054d7bd02cf942e6d32c1c0a91f042ce9 for pr-126452
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fend-e%2Frust-bootcamp-02-concurrency" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/end-e/rust-bootcamp-02-concurrency on toolchain d9cbfeb054d7bd02cf942e6d32c1c0a91f042ce9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d9cbfeb054d7bd02cf942e6d32c1c0a91f042ce9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/end-e/rust-bootcamp-02-concurrency
[INFO] finished tweaking git repo https://github.com/end-e/rust-bootcamp-02-concurrency
[INFO] tweaked toml for git repo https://github.com/end-e/rust-bootcamp-02-concurrency written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/end-e/rust-bootcamp-02-concurrency 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" "+d9cbfeb054d7bd02cf942e6d32c1c0a91f042ce9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+d9cbfeb054d7bd02cf942e6d32c1c0a91f042ce9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7153693c56f417b91a1eccd21768447e2d6fa7e1529bf0bafb25deda828b1f65
[INFO] running `Command { std: "docker" "start" "-a" "7153693c56f417b91a1eccd21768447e2d6fa7e1529bf0bafb25deda828b1f65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7153693c56f417b91a1eccd21768447e2d6fa7e1529bf0bafb25deda828b1f65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7153693c56f417b91a1eccd21768447e2d6fa7e1529bf0bafb25deda828b1f65", kill_on_drop: false }`
[INFO] [stdout] 7153693c56f417b91a1eccd21768447e2d6fa7e1529bf0bafb25deda828b1f65
[INFO] checking end-e/rust-bootcamp-02-concurrency against try#d9cbfeb054d7bd02cf942e6d32c1c0a91f042ce9 for pr-126452
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fend-e%2Frust-bootcamp-02-concurrency" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/end-e/rust-bootcamp-02-concurrency on toolchain d9cbfeb054d7bd02cf942e6d32c1c0a91f042ce9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d9cbfeb054d7bd02cf942e6d32c1c0a91f042ce9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/end-e/rust-bootcamp-02-concurrency
[INFO] finished tweaking git repo https://github.com/end-e/rust-bootcamp-02-concurrency
[INFO] tweaked toml for git repo https://github.com/end-e/rust-bootcamp-02-concurrency written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/end-e/rust-bootcamp-02-concurrency 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" "+d9cbfeb054d7bd02cf942e6d32c1c0a91f042ce9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+d9cbfeb054d7bd02cf942e6d32c1c0a91f042ce9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b981b5cf8e4a64a7774baf50b9a8defc48c17c45b48497ec632e084817d90fe5
[INFO] running `Command { std: "docker" "start" "-a" "b981b5cf8e4a64a7774baf50b9a8defc48c17c45b48497ec632e084817d90fe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b981b5cf8e4a64a7774baf50b9a8defc48c17c45b48497ec632e084817d90fe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b981b5cf8e4a64a7774baf50b9a8defc48c17c45b48497ec632e084817d90fe5", kill_on_drop: false }`
[INFO] [stdout] b981b5cf8e4a64a7774baf50b9a8defc48c17c45b48497ec632e084817d90fe5
[INFO] checking end-e/rust-bootcamp-02-concurrency against try#d9cbfeb054d7bd02cf942e6d32c1c0a91f042ce9 for pr-126452
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fend-e%2Frust-bootcamp-02-concurrency" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/end-e/rust-bootcamp-02-concurrency on toolchain d9cbfeb054d7bd02cf942e6d32c1c0a91f042ce9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d9cbfeb054d7bd02cf942e6d32c1c0a91f042ce9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/end-e/rust-bootcamp-02-concurrency
[INFO] finished tweaking git repo https://github.com/end-e/rust-bootcamp-02-concurrency
[INFO] tweaked toml for git repo https://github.com/end-e/rust-bootcamp-02-concurrency written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/end-e/rust-bootcamp-02-concurrency 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" "+d9cbfeb054d7bd02cf942e6d32c1c0a91f042ce9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+d9cbfeb054d7bd02cf942e6d32c1c0a91f042ce9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf32fd42ce808f8d960491b58bceb7f8db63d35a06e2b79da0e72c9fa71e313e
[INFO] running `Command { std: "docker" "start" "-a" "cf32fd42ce808f8d960491b58bceb7f8db63d35a06e2b79da0e72c9fa71e313e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf32fd42ce808f8d960491b58bceb7f8db63d35a06e2b79da0e72c9fa71e313e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf32fd42ce808f8d960491b58bceb7f8db63d35a06e2b79da0e72c9fa71e313e", kill_on_drop: false }`
[INFO] [stdout] cf32fd42ce808f8d960491b58bceb7f8db63d35a06e2b79da0e72c9fa71e313e
[INFO] checking end-e/rust-bootcamp-02-concurrency against try#d9cbfeb054d7bd02cf942e6d32c1c0a91f042ce9 for pr-126452
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fend-e%2Frust-bootcamp-02-concurrency" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/end-e/rust-bootcamp-02-concurrency on toolchain d9cbfeb054d7bd02cf942e6d32c1c0a91f042ce9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d9cbfeb054d7bd02cf942e6d32c1c0a91f042ce9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/end-e/rust-bootcamp-02-concurrency
[INFO] finished tweaking git repo https://github.com/end-e/rust-bootcamp-02-concurrency
[INFO] tweaked toml for git repo https://github.com/end-e/rust-bootcamp-02-concurrency written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/end-e/rust-bootcamp-02-concurrency 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" "+d9cbfeb054d7bd02cf942e6d32c1c0a91f042ce9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+d9cbfeb054d7bd02cf942e6d32c1c0a91f042ce9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06b5e3659d66f777a007e012f2f73251d5531ed745849a341aeb3e22d4457b3d
[INFO] running `Command { std: "docker" "start" "-a" "06b5e3659d66f777a007e012f2f73251d5531ed745849a341aeb3e22d4457b3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06b5e3659d66f777a007e012f2f73251d5531ed745849a341aeb3e22d4457b3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06b5e3659d66f777a007e012f2f73251d5531ed745849a341aeb3e22d4457b3d", kill_on_drop: false }`
[INFO] [stdout] 06b5e3659d66f777a007e012f2f73251d5531ed745849a341aeb3e22d4457b3d
[INFO] checking end-e/rust-bootcamp-02-concurrency against try#d9cbfeb054d7bd02cf942e6d32c1c0a91f042ce9 for pr-126452
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fend-e%2Frust-bootcamp-02-concurrency" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/end-e/rust-bootcamp-02-concurrency on toolchain d9cbfeb054d7bd02cf942e6d32c1c0a91f042ce9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d9cbfeb054d7bd02cf942e6d32c1c0a91f042ce9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/end-e/rust-bootcamp-02-concurrency
[INFO] finished tweaking git repo https://github.com/end-e/rust-bootcamp-02-concurrency
[INFO] tweaked toml for git repo https://github.com/end-e/rust-bootcamp-02-concurrency written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/end-e/rust-bootcamp-02-concurrency 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" "+d9cbfeb054d7bd02cf942e6d32c1c0a91f042ce9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+d9cbfeb054d7bd02cf942e6d32c1c0a91f042ce9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/0255a25e8795d328637dbaff48869d9cdee3c88da246cb7a17b21c1e82e2c388/merged/opt/rustwide/workdir: no space left on device
[ERROR] this task or one of its parent failed!
[ERROR] command failed: exit status: 1
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.