[INFO] cloning repository https://github.com/maxmynter/blockchain-shennannigans
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maxmynter/blockchain-shennannigans" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxmynter%2Fblockchain-shennannigans", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxmynter%2Fblockchain-shennannigans'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ebd12ae5b423ea546dab5b014efe43679dc430d3
[INFO] testing maxmynter/blockchain-shennannigans against master#414482f6a0d4e7290f614300581a0b55442552a3 for pr-140985
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxmynter%2Fblockchain-shennannigans" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maxmynter/blockchain-shennannigans on toolchain 414482f6a0d4e7290f614300581a0b55442552a3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/maxmynter/blockchain-shennannigans
[INFO] finished tweaking git repo https://github.com/maxmynter/blockchain-shennannigans
[INFO] tweaked toml for git repo https://github.com/maxmynter/blockchain-shennannigans written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/maxmynter/blockchain-shennannigans 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" "+414482f6a0d4e7290f614300581a0b55442552a3" "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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23a58b817cb2fb7484b0d0133c5f4b8732f12ec778549c196c593aeb1b06c07e
[INFO] running `Command { std: "docker" "start" "-a" "23a58b817cb2fb7484b0d0133c5f4b8732f12ec778549c196c593aeb1b06c07e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23a58b817cb2fb7484b0d0133c5f4b8732f12ec778549c196c593aeb1b06c07e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23a58b817cb2fb7484b0d0133c5f4b8732f12ec778549c196c593aeb1b06c07e", kill_on_drop: false }`
[INFO] [stdout] 23a58b817cb2fb7484b0d0133c5f4b8732f12ec778549c196c593aeb1b06c07e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1eb8aa20e8c54c5e1eac1fcea61888cc2a04e2b59f892f85b7d9766700c8cca2
[INFO] running `Command { std: "docker" "start" "-a" "1eb8aa20e8c54c5e1eac1fcea61888cc2a04e2b59f892f85b7d9766700c8cca2", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/f86b174db9e46a8eb31eaff15696177eaea5154c231b544ac7b375d152d59107/merged: no space left on device
[INFO] running `Command { std: "docker" "inspect" "1eb8aa20e8c54c5e1eac1fcea61888cc2a04e2b59f892f85b7d9766700c8cca2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eb8aa20e8c54c5e1eac1fcea61888cc2a04e2b59f892f85b7d9766700c8cca2", kill_on_drop: false }`
[INFO] [stdout] 1eb8aa20e8c54c5e1eac1fcea61888cc2a04e2b59f892f85b7d9766700c8cca2