[INFO] fetching crate zeno 0.3.1...
[INFO] checking zeno-0.3.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate zeno 0.3.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate zeno 0.3.1 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zeno 0.3.1
[INFO] finished tweaking crates.io crate zeno 0.3.1
[INFO] tweaked toml for crates.io crate zeno 0.3.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ac7f718ea193111900c4cf8e517ffca66020b3eb0d68c185f2035d26979eb07
[INFO] running `Command { std: "docker" "start" "-a" "9ac7f718ea193111900c4cf8e517ffca66020b3eb0d68c185f2035d26979eb07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ac7f718ea193111900c4cf8e517ffca66020b3eb0d68c185f2035d26979eb07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ac7f718ea193111900c4cf8e517ffca66020b3eb0d68c185f2035d26979eb07", kill_on_drop: false }`
[INFO] [stdout] 9ac7f718ea193111900c4cf8e517ffca66020b3eb0d68c185f2035d26979eb07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e353dffa5fc3f21ebd8dc384f69a02fe811a1e91cc6e81da5c5a8032598ddea
[INFO] running `Command { std: "docker" "start" "-a" "8e353dffa5fc3f21ebd8dc384f69a02fe811a1e91cc6e81da5c5a8032598ddea", kill_on_drop: false }`
[INFO] [stderr]     Checking zeno v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/lib.rs:346:5
[INFO] [stdout]     |
[INFO] [stdout] 314 |         trait F32Ext {
[INFO] [stdout]     |               ------ methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 346 |     abs() -> f32 => fabs;
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 347 |     acos() -> f32 => acos;
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 348 |     atan2(x:f32) -> f32 => atan2;
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 349 |     ceil() -> f32 => ceil;
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 350 |     cos() -> f32 => cos;
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 351 |     floor() -> f32 => floor;
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 352 |     sin_cos() -> (f32, f32) => sincos;
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 353 |     sqrt() -> f32 => sqrt;
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 354 |     powf(x:f32) -> f32 => powf;
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 355 |     powi(x:i32) -> f32 => pow;
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 356 |     tan() -> f32 => tan;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `define_f32_ext` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/lib.rs:346:5
[INFO] [stdout]     |
[INFO] [stdout] 314 |         trait F32Ext {
[INFO] [stdout]     |               ------ methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 346 |     abs() -> f32 => fabs;
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 347 |     acos() -> f32 => acos;
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 348 |     atan2(x:f32) -> f32 => atan2;
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 349 |     ceil() -> f32 => ceil;
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 350 |     cos() -> f32 => cos;
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 351 |     floor() -> f32 => floor;
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 352 |     sin_cos() -> (f32, f32) => sincos;
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 353 |     sqrt() -> f32 => sqrt;
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 354 |     powf(x:f32) -> f32 => powf;
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 355 |     powi(x:i32) -> f32 => pow;
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 356 |     tan() -> f32 => tan;
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `define_f32_ext` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "8e353dffa5fc3f21ebd8dc384f69a02fe811a1e91cc6e81da5c5a8032598ddea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e353dffa5fc3f21ebd8dc384f69a02fe811a1e91cc6e81da5c5a8032598ddea", kill_on_drop: false }`
[INFO] [stdout] 8e353dffa5fc3f21ebd8dc384f69a02fe811a1e91cc6e81da5c5a8032598ddea