[INFO] fetching crate superpupercoolproject 0.1.1...
[INFO] testing superpupercoolproject-0.1.1 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237
[INFO] extracting crate superpupercoolproject 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate superpupercoolproject 0.1.1
[INFO] finished tweaking crates.io crate superpupercoolproject 0.1.1
[INFO] tweaked toml for crates.io crate superpupercoolproject 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate superpupercoolproject 0.1.1 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate superpupercoolproject 0.1.1 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66e70764408fb8523a6d54cf9cd315664138928e89f31f17d12e08eeddfdb04a
[INFO] running `Command { std: "docker" "start" "-a" "66e70764408fb8523a6d54cf9cd315664138928e89f31f17d12e08eeddfdb04a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66e70764408fb8523a6d54cf9cd315664138928e89f31f17d12e08eeddfdb04a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66e70764408fb8523a6d54cf9cd315664138928e89f31f17d12e08eeddfdb04a", kill_on_drop: false }`
[INFO] [stdout] 66e70764408fb8523a6d54cf9cd315664138928e89f31f17d12e08eeddfdb04a
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1816dfb025a7297324bee1fdbaf3b147a5a84bf94923a49903e9dd12e2b47894
[INFO] running `Command { std: "docker" "start" "-a" "1816dfb025a7297324bee1fdbaf3b147a5a84bf94923a49903e9dd12e2b47894", kill_on_drop: false }`
[INFO] [stderr]    Compiling superpupercoolproject v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `f` is never used
[INFO] [stdout]  --> src/main.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn f() {}
[INFO] [stdout]   |    ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetarJBY14"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `superpupercoolproject` (bin "superpupercoolproject") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "1816dfb025a7297324bee1fdbaf3b147a5a84bf94923a49903e9dd12e2b47894", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1816dfb025a7297324bee1fdbaf3b147a5a84bf94923a49903e9dd12e2b47894", kill_on_drop: false }`
[INFO] [stdout] 1816dfb025a7297324bee1fdbaf3b147a5a84bf94923a49903e9dd12e2b47894