[INFO] cloning repository https://github.com/open-spaced-repetition/leitner-box-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/open-spaced-repetition/leitner-box-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopen-spaced-repetition%2Fleitner-box-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopen-spaced-repetition%2Fleitner-box-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 999f6dc5ecb2b59d85d0340892b0fbeaf613c6c6
[INFO] checking open-spaced-repetition/leitner-box-rs against master#4847d6a9d07d4be9ba3196f6ad444af2d7bdde72 for pr-134276
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fopen-spaced-repetition%2Fleitner-box-rs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/open-spaced-repetition/leitner-box-rs on toolchain 4847d6a9d07d4be9ba3196f6ad444af2d7bdde72
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/open-spaced-repetition/leitner-box-rs
[INFO] finished tweaking git repo https://github.com/open-spaced-repetition/leitner-box-rs
[INFO] tweaked toml for git repo https://github.com/open-spaced-repetition/leitner-box-rs written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/open-spaced-repetition/leitner-box-rs 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" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc66a5afb2e4526ea3d70dfaf6cebad3148c7c47eb11500aa8354fa2a65cdf42
[INFO] running `Command { std: "docker" "start" "-a" "cc66a5afb2e4526ea3d70dfaf6cebad3148c7c47eb11500aa8354fa2a65cdf42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc66a5afb2e4526ea3d70dfaf6cebad3148c7c47eb11500aa8354fa2a65cdf42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc66a5afb2e4526ea3d70dfaf6cebad3148c7c47eb11500aa8354fa2a65cdf42", kill_on_drop: false }`
[INFO] [stdout] cc66a5afb2e4526ea3d70dfaf6cebad3148c7c47eb11500aa8354fa2a65cdf42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] becbdded90a0390f64fd1face4cc1decb463f1066188c7cc0563715ff9157893
[INFO] running `Command { std: "docker" "start" "-a" "becbdded90a0390f64fd1face4cc1decb463f1066188c7cc0563715ff9157893", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling serde v1.0.214
[INFO] [stderr]     Checking iana-time-zone v0.1.61
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr] error: failed to write `/opt/rustwide/target/debug/build/num-traits-d6960d8a6ad319e7/output`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "becbdded90a0390f64fd1face4cc1decb463f1066188c7cc0563715ff9157893", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "becbdded90a0390f64fd1face4cc1decb463f1066188c7cc0563715ff9157893", kill_on_drop: false }`
[INFO] [stdout] becbdded90a0390f64fd1face4cc1decb463f1066188c7cc0563715ff9157893