[INFO] fetching crate zeno 0.3.1...
[INFO] checking zeno-0.3.1 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate zeno 0.3.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate zeno 0.3.1 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "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-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 344a2903d7cecf3e5c70b10083e45cb7eb8c13a09c6b7222a28984c752205b67
[INFO] running `Command { std: "docker" "start" "-a" "344a2903d7cecf3e5c70b10083e45cb7eb8c13a09c6b7222a28984c752205b67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "344a2903d7cecf3e5c70b10083e45cb7eb8c13a09c6b7222a28984c752205b67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "344a2903d7cecf3e5c70b10083e45cb7eb8c13a09c6b7222a28984c752205b67", kill_on_drop: false }`
[INFO] [stdout] 344a2903d7cecf3e5c70b10083e45cb7eb8c13a09c6b7222a28984c752205b67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fd0d7578785683e53c83664c827105c0ecac61753eb4c7009c4ab528099209a
[INFO] running `Command { std: "docker" "start" "-a" "9fd0d7578785683e53c83664c827105c0ecac61753eb4c7009c4ab528099209a", 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: 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "9fd0d7578785683e53c83664c827105c0ecac61753eb4c7009c4ab528099209a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fd0d7578785683e53c83664c827105c0ecac61753eb4c7009c4ab528099209a", kill_on_drop: false }`
[INFO] [stdout] 9fd0d7578785683e53c83664c827105c0ecac61753eb4c7009c4ab528099209a