[INFO] fetching crate rustollens 0.1.0...
[INFO] checking rustollens-0.1.0 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate rustollens 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate rustollens 0.1.0 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustollens 0.1.0
[INFO] finished tweaking crates.io crate rustollens 0.1.0
[INFO] tweaked toml for crates.io crate rustollens 0.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b8331a53236a2182866352879ac314a75d8960c6c2e4019ba8d3283be4459a7
[INFO] running `Command { std: "docker" "start" "-a" "2b8331a53236a2182866352879ac314a75d8960c6c2e4019ba8d3283be4459a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b8331a53236a2182866352879ac314a75d8960c6c2e4019ba8d3283be4459a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b8331a53236a2182866352879ac314a75d8960c6c2e4019ba8d3283be4459a7", kill_on_drop: false }`
[INFO] [stdout] 2b8331a53236a2182866352879ac314a75d8960c6c2e4019ba8d3283be4459a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1ff800a0102ff037c6b6aab3bd6d1bd9298c97d961ea57372412ae26ec7a397
[INFO] running `Command { std: "docker" "start" "-a" "d1ff800a0102ff037c6b6aab3bd6d1bd9298c97d961ea57372412ae26ec7a397", kill_on_drop: false }`
[INFO] [stderr]     Checking rustollens v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `deduce_truth`
[INFO] [stdout]  --> tests/common.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn deduce_truth<T: Truth>() {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `deduce_falsity`
[INFO] [stdout]  --> tests/common.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn deduce_falsity<F: Falsity>() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "d1ff800a0102ff037c6b6aab3bd6d1bd9298c97d961ea57372412ae26ec7a397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1ff800a0102ff037c6b6aab3bd6d1bd9298c97d961ea57372412ae26ec7a397", kill_on_drop: false }`
[INFO] [stdout] d1ff800a0102ff037c6b6aab3bd6d1bd9298c97d961ea57372412ae26ec7a397