[INFO] cloning repository https://github.com/ldhhello/classcard-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ldhhello/classcard-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fldhhello%2Fclasscard-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fldhhello%2Fclasscard-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7c97700566a7a1bd2b7fbceca98a9bcad9c83fc4
[INFO] checking ldhhello/classcard-rust against master#a932eb36f8adf6c8cdfc450f063943da3112d621 for pr-140209-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fldhhello%2Fclasscard-rust" "/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/ldhhello/classcard-rust on toolchain a932eb36f8adf6c8cdfc450f063943da3112d621
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a932eb36f8adf6c8cdfc450f063943da3112d621" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ldhhello/classcard-rust
[INFO] finished tweaking git repo https://github.com/ldhhello/classcard-rust
[INFO] tweaked toml for git repo https://github.com/ldhhello/classcard-rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ldhhello/classcard-rust 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" "+a932eb36f8adf6c8cdfc450f063943da3112d621" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded aws-lc-rs v1.8.1
[INFO] [stderr]   Downloaded tokio-websockets v0.8.3
[INFO] [stderr]   Downloaded aws-lc-sys v0.20.0
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+a932eb36f8adf6c8cdfc450f063943da3112d621" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5563a14ce3d085d739f52d5bd677994072e1a49101a3d0d39d2432add3089760
[INFO] running `Command { std: "docker" "start" "-a" "5563a14ce3d085d739f52d5bd677994072e1a49101a3d0d39d2432add3089760", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5563a14ce3d085d739f52d5bd677994072e1a49101a3d0d39d2432add3089760", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5563a14ce3d085d739f52d5bd677994072e1a49101a3d0d39d2432add3089760", kill_on_drop: false }`
[INFO] [stdout] 5563a14ce3d085d739f52d5bd677994072e1a49101a3d0d39d2432add3089760
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+a932eb36f8adf6c8cdfc450f063943da3112d621" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25137fb6fb0222b9990ff1c80fae13b6fb62a78817e3d48bf320fa4d6c89c67a
[INFO] running `Command { std: "docker" "start" "-a" "25137fb6fb0222b9990ff1c80fae13b6fb62a78817e3d48bf320fa4d6c89c67a", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/6813a2e570006b2a9f6d7f589a6c49b196408fc5b79359d1d2f6bc4ed20b5167/merged: no space left on device
[INFO] running `Command { std: "docker" "inspect" "25137fb6fb0222b9990ff1c80fae13b6fb62a78817e3d48bf320fa4d6c89c67a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25137fb6fb0222b9990ff1c80fae13b6fb62a78817e3d48bf320fa4d6c89c67a", kill_on_drop: false }`
[INFO] [stdout] 25137fb6fb0222b9990ff1c80fae13b6fb62a78817e3d48bf320fa4d6c89c67a