[INFO] fetching crate gnir 0.16.5... [INFO] checking gnir-0.16.5 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3 [INFO] extracting crate gnir 0.16.5 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate gnir 0.16.5 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate gnir 0.16.5 [INFO] finished tweaking crates.io crate gnir 0.16.5 [INFO] tweaked toml for crates.io crate gnir 0.16.5 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 34 packages [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding futures v0.1.31 (latest: v0.3.30) [INFO] [stderr] Adding proc-macro2 v0.4.30 (latest: v1.0.79) [INFO] [stderr] Adding quote v0.6.13 (latest: v1.0.35) [INFO] [stderr] Adding spin v0.5.2 (latest: v0.9.8) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.4) [INFO] [stderr] Adding wasm-bindgen-futures v0.3.27 (latest: v0.4.42) [INFO] [stderr] Adding wasm-bindgen-test v0.2.50 (latest: v0.3.42) [INFO] [stderr] Adding wasm-bindgen-test-macro v0.2.50 (latest: v0.3.42) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded wasm-bindgen-test v0.2.50 [INFO] [stderr] Downloaded wasm-bindgen-test-macro v0.2.50 [INFO] [stderr] Downloaded wasm-bindgen-futures v0.3.27 [INFO] [stderr] Downloaded detsurtnu v0.7.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d17d47c9acaede19230bdb96158f5d333f995d69e6ee17e739ccfe97c9528fe3 [INFO] running `Command { std: "docker" "start" "-a" "d17d47c9acaede19230bdb96158f5d333f995d69e6ee17e739ccfe97c9528fe3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d17d47c9acaede19230bdb96158f5d333f995d69e6ee17e739ccfe97c9528fe3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d17d47c9acaede19230bdb96158f5d333f995d69e6ee17e739ccfe97c9528fe3", kill_on_drop: false }` [INFO] [stdout] d17d47c9acaede19230bdb96158f5d333f995d69e6ee17e739ccfe97c9528fe3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3dc35c5ccf981e40d59fe217fba67e5cc4852d58a6e0e077c34a07cdca17cb78 [INFO] running `Command { std: "docker" "start" "-a" "3dc35c5ccf981e40d59fe217fba67e5cc4852d58a6e0e077c34a07cdca17cb78", kill_on_drop: false }` [INFO] [stderr] Compiling gnir v0.16.5 (/opt/rustwide/workdir) [INFO] [stderr] Checking detsurtnu v0.7.0 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stdout] warning: lint `legacy_directory_ownership` has been removed: converted into hard error, see issue #37872 for more information [INFO] [stdout] --> build.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | legacy_directory_ownership, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unnecessary qualification [INFO] [stdout] --> build.rs:280:18 [INFO] [stdout] | [INFO] [stdout] 280 | let is_git = std::fs::metadata(".git").is_ok(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> build.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | unused_qualifications, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: remove the unnecessary path segments [INFO] [stdout] | [INFO] [stdout] 280 - let is_git = std::fs::metadata(".git").is_ok(); [INFO] [stdout] 280 + let is_git = fs::metadata(".git").is_ok(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unnecessary qualification [INFO] [stdout] --> build.rs:302:5 [INFO] [stdout] | [INFO] [stdout] 302 | std::fs::create_dir(&pregenerated).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: remove the unnecessary path segments [INFO] [stdout] | [INFO] [stdout] 302 - std::fs::create_dir(&pregenerated).unwrap(); [INFO] [stdout] 302 + fs::create_dir(&pregenerated).unwrap(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unnecessary qualification [INFO] [stdout] --> build.rs:304:5 [INFO] [stdout] | [INFO] [stdout] 304 | std::fs::create_dir(&pregenerated_tmp).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: remove the unnecessary path segments [INFO] [stdout] | [INFO] [stdout] 304 - std::fs::create_dir(&pregenerated_tmp).unwrap(); [INFO] [stdout] 304 + fs::create_dir(&pregenerated_tmp).unwrap(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unnecessary qualification [INFO] [stdout] --> build.rs:742:34 [INFO] [stdout] | [INFO] [stdout] 742 | if let Ok(target_metadata) = std::fs::metadata(target) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: remove the unnecessary path segments [INFO] [stdout] | [INFO] [stdout] 742 - if let Ok(target_metadata) = std::fs::metadata(target) { [INFO] [stdout] 742 + if let Ok(target_metadata) = fs::metadata(target) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unnecessary qualification [INFO] [stdout] --> build.rs:755:5 [INFO] [stdout] | [INFO] [stdout] 755 | std::fs::metadata(path) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: remove the unnecessary path segments [INFO] [stdout] | [INFO] [stdout] 755 - std::fs::metadata(path) [INFO] [stdout] 755 + fs::metadata(path) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> build.rs:421:10 [INFO] [stdout] | [INFO] [stdout] 421 | libs.into_iter() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> build.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | warnings [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[forbid(array_into_iter)]` implied by `#[forbid(warnings)]` [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 421 | libs.iter() [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 421 | IntoIterator::into_iter(libs) [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> build.rs:510:35 [INFO] [stdout] | [INFO] [stdout] 510 | let mut out_path = out_dir.clone().join(p.file_name().unwrap()); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `Path` does not implement `Clone`, so calling `clone` on `&Path` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[forbid(noop_method_call)]` implied by `#[forbid(warnings)]` [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 510 - let mut out_path = out_dir.clone().join(p.file_name().unwrap()); [INFO] [stdout] 510 + let mut out_path = out_dir.join(p.file_name().unwrap()); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> build.rs:526:31 [INFO] [stdout] | [INFO] [stdout] 526 | let mut out_path = out_dir.clone().join(src.file_name().unwrap()); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the type `Path` does not implement `Clone`, so calling `clone` on `&Path` copies the reference, which does not do anything and can be removed [INFO] [stdout] help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] 526 - let mut out_path = out_dir.clone().join(src.file_name().unwrap()); [INFO] [stdout] 526 + let mut out_path = out_dir.join(src.file_name().unwrap()); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 8 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `gnir` (build script) due to 9 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "3dc35c5ccf981e40d59fe217fba67e5cc4852d58a6e0e077c34a07cdca17cb78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3dc35c5ccf981e40d59fe217fba67e5cc4852d58a6e0e077c34a07cdca17cb78", kill_on_drop: false }` [INFO] [stdout] 3dc35c5ccf981e40d59fe217fba67e5cc4852d58a6e0e077c34a07cdca17cb78