[INFO] fetching crate cargo-witgen 0.15.0...
[INFO] checking cargo-witgen-0.15.0 against try#121a90d34197f711021eeb158e7f4184b8be8ceb for pr-140313
[INFO] extracting crate cargo-witgen 0.15.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate cargo-witgen 0.15.0 on toolchain 121a90d34197f711021eeb158e7f4184b8be8ceb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+121a90d34197f711021eeb158e7f4184b8be8ceb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-witgen 0.15.0
[INFO] finished tweaking crates.io crate cargo-witgen 0.15.0
[INFO] tweaked toml for crates.io crate cargo-witgen 0.15.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate cargo-witgen 0.15.0 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" "+121a90d34197f711021eeb158e7f4184b8be8ceb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+121a90d34197f711021eeb158e7f4184b8be8ceb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c821c2b75af430cf3a3501ac1dfa5811288ebeccf1a5836d77c7c4bd9eee1e21
[INFO] running `Command { std: "docker" "start" "-a" "c821c2b75af430cf3a3501ac1dfa5811288ebeccf1a5836d77c7c4bd9eee1e21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c821c2b75af430cf3a3501ac1dfa5811288ebeccf1a5836d77c7c4bd9eee1e21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c821c2b75af430cf3a3501ac1dfa5811288ebeccf1a5836d77c7c4bd9eee1e21", kill_on_drop: false }`
[INFO] [stdout] c821c2b75af430cf3a3501ac1dfa5811288ebeccf1a5836d77c7c4bd9eee1e21
[INFO] checking cargo-witgen-0.15.0 against try#121a90d34197f711021eeb158e7f4184b8be8ceb for pr-140313
[INFO] extracting crate cargo-witgen 0.15.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate cargo-witgen 0.15.0 on toolchain 121a90d34197f711021eeb158e7f4184b8be8ceb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+121a90d34197f711021eeb158e7f4184b8be8ceb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-witgen 0.15.0
[INFO] finished tweaking crates.io crate cargo-witgen 0.15.0
[INFO] tweaked toml for crates.io crate cargo-witgen 0.15.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate cargo-witgen 0.15.0 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" "+121a90d34197f711021eeb158e7f4184b8be8ceb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+121a90d34197f711021eeb158e7f4184b8be8ceb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/ec3714da64f287a516b4bb7c76a9196d0db8e22ec243b89fe91ccf9572a030a5/work: no space left on device
[INFO] checking cargo-witgen-0.15.0 against try#121a90d34197f711021eeb158e7f4184b8be8ceb for pr-140313
[INFO] extracting crate cargo-witgen 0.15.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate cargo-witgen 0.15.0 on toolchain 121a90d34197f711021eeb158e7f4184b8be8ceb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+121a90d34197f711021eeb158e7f4184b8be8ceb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-witgen 0.15.0
[INFO] finished tweaking crates.io crate cargo-witgen 0.15.0
[INFO] tweaked toml for crates.io crate cargo-witgen 0.15.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate cargo-witgen 0.15.0 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" "+121a90d34197f711021eeb158e7f4184b8be8ceb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+121a90d34197f711021eeb158e7f4184b8be8ceb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/3b544b6d76bf983ce09a4795e3b07cdfa74ead3baf6956f02e95680a0f620a96-init: no space left on device
[INFO] checking cargo-witgen-0.15.0 against try#121a90d34197f711021eeb158e7f4184b8be8ceb for pr-140313
[INFO] extracting crate cargo-witgen 0.15.0 into /workspace/builds/worker-2-tc2/source
[INFO] checking cargo-witgen-0.15.0 against try#121a90d34197f711021eeb158e7f4184b8be8ceb for pr-140313
[INFO] extracting crate cargo-witgen 0.15.0 into /workspace/builds/worker-2-tc2/source


unable to download cargo-witgen version 0.15.0

Caused by:
    0: failed to unpack `cargo-witgen-0.15.0/src/main.rs` into `/workspace/builds/worker-2-tc2/source/src/main.rs`
    1: No space left on device (os error 28)