[INFO] cloning repository https://github.com/carrotflakes/fnum
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/carrotflakes/fnum" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarrotflakes%2Ffnum", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarrotflakes%2Ffnum'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2a8e86b91911f5022a2d9154f19e7e25f89efe4d
[INFO] testing carrotflakes/fnum/2a8e86b91911f5022a2d9154f19e7e25f89efe4d against 1.81.0 for beta-1.82-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarrotflakes%2Ffnum" "/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/carrotflakes/fnum on toolchain 1.81.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.81.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/carrotflakes/fnum
[INFO] finished tweaking git repo https://github.com/carrotflakes/fnum
[INFO] tweaked toml for git repo https://github.com/carrotflakes/fnum written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/carrotflakes/fnum 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" "+1.81.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fnum-derive v0.0.1
[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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+1.81.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6286f7876c5e6262ad1e026f9472c8363b74dd07569faab9557df0b108dbf082
[INFO] running `Command { std: "docker" "start" "-a" "6286f7876c5e6262ad1e026f9472c8363b74dd07569faab9557df0b108dbf082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6286f7876c5e6262ad1e026f9472c8363b74dd07569faab9557df0b108dbf082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6286f7876c5e6262ad1e026f9472c8363b74dd07569faab9557df0b108dbf082", kill_on_drop: false }`
[INFO] [stdout] 6286f7876c5e6262ad1e026f9472c8363b74dd07569faab9557df0b108dbf082
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+1.81.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a8d01820d16e557eed5c4cdc663e62ffa381ec21dfdab2ee380ea2b483fc3ca
[INFO] running `Command { std: "docker" "start" "-a" "3a8d01820d16e557eed5c4cdc663e62ffa381ec21dfdab2ee380ea2b483fc3ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] running `Command { std: "docker" "inspect" "3a8d01820d16e557eed5c4cdc663e62ffa381ec21dfdab2ee380ea2b483fc3ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a8d01820d16e557eed5c4cdc663e62ffa381ec21dfdab2ee380ea2b483fc3ca", kill_on_drop: false }`
[INFO] [stdout] 3a8d01820d16e557eed5c4cdc663e62ffa381ec21dfdab2ee380ea2b483fc3ca