[INFO] cloning repository https://github.com/mayanktestweb/learn-tower
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mayanktestweb/learn-tower" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmayanktestweb%2Flearn-tower", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmayanktestweb%2Flearn-tower'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae3cfb1e2bdc97ab88c826f77d173383819c6584
[INFO] checking mayanktestweb/learn-tower against master#8321f00bf4a5f25cad5ec8861c5469afe6e0ce8b for pr-133925
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmayanktestweb%2Flearn-tower" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mayanktestweb/learn-tower on toolchain 8321f00bf4a5f25cad5ec8861c5469afe6e0ce8b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8321f00bf4a5f25cad5ec8861c5469afe6e0ce8b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mayanktestweb/learn-tower
[INFO] finished tweaking git repo https://github.com/mayanktestweb/learn-tower
[INFO] tweaked toml for git repo https://github.com/mayanktestweb/learn-tower written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mayanktestweb/learn-tower 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" "+8321f00bf4a5f25cad5ec8861c5469afe6e0ce8b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+8321f00bf4a5f25cad5ec8861c5469afe6e0ce8b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 313c36bea81c0dac94c266ed694d48e2a8ea98c07451375727392dcd9eab76c1
[INFO] running `Command { std: "docker" "start" "-a" "313c36bea81c0dac94c266ed694d48e2a8ea98c07451375727392dcd9eab76c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "313c36bea81c0dac94c266ed694d48e2a8ea98c07451375727392dcd9eab76c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "313c36bea81c0dac94c266ed694d48e2a8ea98c07451375727392dcd9eab76c1", kill_on_drop: false }`
[INFO] [stdout] 313c36bea81c0dac94c266ed694d48e2a8ea98c07451375727392dcd9eab76c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+8321f00bf4a5f25cad5ec8861c5469afe6e0ce8b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e98a507d44b81af1803f6523392bc4b99d17a7bd1ced1249355465b0b29f7681
[INFO] running `Command { std: "docker" "start" "-a" "e98a507d44b81af1803f6523392bc4b99d17a7bd1ced1249355465b0b29f7681", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/738e16eac2c7f420f9d9a1a70a959cebc992ba7848c18db394376e1ca899b727/merged: no space left on device
[INFO] running `Command { std: "docker" "inspect" "e98a507d44b81af1803f6523392bc4b99d17a7bd1ced1249355465b0b29f7681", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e98a507d44b81af1803f6523392bc4b99d17a7bd1ced1249355465b0b29f7681", kill_on_drop: false }`
[INFO] [stdout] e98a507d44b81af1803f6523392bc4b99d17a7bd1ced1249355465b0b29f7681