[INFO] cloning repository https://github.com/maxpiepenbrink/fftool
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maxpiepenbrink/fftool" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxpiepenbrink%2Ffftool", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxpiepenbrink%2Ffftool'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 929023bfaf1e08b9058d30abf14e77813d6f46df
[INFO] checking maxpiepenbrink/fftool against master#419b3e2d3e350822550eee0e82eeded4d324d584 for pr-135536
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxpiepenbrink%2Ffftool" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maxpiepenbrink/fftool on toolchain 419b3e2d3e350822550eee0e82eeded4d324d584
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+419b3e2d3e350822550eee0e82eeded4d324d584" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/maxpiepenbrink/fftool
[INFO] finished tweaking git repo https://github.com/maxpiepenbrink/fftool
[INFO] tweaked toml for git repo https://github.com/maxpiepenbrink/fftool written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/maxpiepenbrink/fftool 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" "+419b3e2d3e350822550eee0e82eeded4d324d584" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+419b3e2d3e350822550eee0e82eeded4d324d584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e074b6da175813ca1c71a6ffc76414631aac9a691a6ce1c92a8108a7156e9cb4
[INFO] running `Command { std: "docker" "start" "-a" "e074b6da175813ca1c71a6ffc76414631aac9a691a6ce1c92a8108a7156e9cb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e074b6da175813ca1c71a6ffc76414631aac9a691a6ce1c92a8108a7156e9cb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e074b6da175813ca1c71a6ffc76414631aac9a691a6ce1c92a8108a7156e9cb4", kill_on_drop: false }`
[INFO] [stdout] e074b6da175813ca1c71a6ffc76414631aac9a691a6ce1c92a8108a7156e9cb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+419b3e2d3e350822550eee0e82eeded4d324d584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 998ffa9453cf40534f492db8ce66fe9f50355d605a8b3945b2308957b080cbeb
[INFO] running `Command { std: "docker" "start" "-a" "998ffa9453cf40534f492db8ce66fe9f50355d605a8b3945b2308957b080cbeb", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmeta4ZAjD7/lib.rmeta`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `serde_json` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "998ffa9453cf40534f492db8ce66fe9f50355d605a8b3945b2308957b080cbeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "998ffa9453cf40534f492db8ce66fe9f50355d605a8b3945b2308957b080cbeb", kill_on_drop: false }`
[INFO] [stdout] 998ffa9453cf40534f492db8ce66fe9f50355d605a8b3945b2308957b080cbeb