[INFO] cloning repository https://github.com/rusty-crone/functional-language-features
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rusty-crone/functional-language-features" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frusty-crone%2Ffunctional-language-features", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frusty-crone%2Ffunctional-language-features'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 54eab7b869c7450ed0b3bf0cd52e311a99f7c501
[INFO] testing rusty-crone/functional-language-features against master#414482f6a0d4e7290f614300581a0b55442552a3 for pr-140985
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frusty-crone%2Ffunctional-language-features" "/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/rusty-crone/functional-language-features 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/rusty-crone/functional-language-features
[INFO] finished tweaking git repo https://github.com/rusty-crone/functional-language-features
[INFO] tweaked toml for git repo https://github.com/rusty-crone/functional-language-features written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/rusty-crone/functional-language-features 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] 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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89870e05756d495ba92a30619b36411d1d42dd29813f0c01f019fcdc739970a5
[INFO] running `Command { std: "docker" "start" "-a" "89870e05756d495ba92a30619b36411d1d42dd29813f0c01f019fcdc739970a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89870e05756d495ba92a30619b36411d1d42dd29813f0c01f019fcdc739970a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89870e05756d495ba92a30619b36411d1d42dd29813f0c01f019fcdc739970a5", kill_on_drop: false }`
[INFO] [stdout] 89870e05756d495ba92a30619b36411d1d42dd29813f0c01f019fcdc739970a5
[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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+414482f6a0d4e7290f614300581a0b55442552a3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83b50f5c3b95a1f34fc410b4771c4d42f3a69cf74b7696f2086cbde236b1638f
[INFO] running `Command { std: "docker" "start" "-a" "83b50f5c3b95a1f34fc410b4771c4d42f3a69cf74b7696f2086cbde236b1638f", kill_on_drop: false }`
[INFO] [stderr]    Compiling funlangfeat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Shoe` is never constructed
[INFO] [stdout]  --> src/lib.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Shoe {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `shoes_in_size` is never used
[INFO] [stdout]  --> src/lib.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn shoes_in_size(shoes: Vec<Shoe>, shoe_size: u32) -> Vec<Shoe> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/funlangfeat-558510a87a3e8950.d
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to write `/opt/rustwide/target/debug/.fingerprint/funlangfeat-558510a87a3e8950/dep-bin-funlangfeat`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] running `Command { std: "docker" "inspect" "83b50f5c3b95a1f34fc410b4771c4d42f3a69cf74b7696f2086cbde236b1638f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83b50f5c3b95a1f34fc410b4771c4d42f3a69cf74b7696f2086cbde236b1638f", kill_on_drop: false }`
[INFO] [stdout] 83b50f5c3b95a1f34fc410b4771c4d42f3a69cf74b7696f2086cbde236b1638f