[INFO] fetching crate standard-dist 1.0.0... [INFO] checking standard-dist-1.0.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1 [INFO] extracting crate standard-dist 1.0.0 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate standard-dist 1.0.0 [INFO] finished tweaking crates.io crate standard-dist 1.0.0 [INFO] tweaked toml for crates.io crate standard-dist 1.0.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate standard-dist 1.0.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 18 packages to latest compatible versions [INFO] [stderr] Adding itertools v0.10.5 (available: v0.14.0) [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.106) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 73745707df23c21889b6c7e4ebe4f67d79cb76acf72cdab63b1c2d7925ce8d40 [INFO] running `Command { std: "docker" "start" "-a" "73745707df23c21889b6c7e4ebe4f67d79cb76acf72cdab63b1c2d7925ce8d40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "73745707df23c21889b6c7e4ebe4f67d79cb76acf72cdab63b1c2d7925ce8d40", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73745707df23c21889b6c7e4ebe4f67d79cb76acf72cdab63b1c2d7925ce8d40", kill_on_drop: false }` [INFO] [stdout] 73745707df23c21889b6c7e4ebe4f67d79cb76acf72cdab63b1c2d7925ce8d40 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c3e9cfa8802c2efd9eabc7238dc69699bfb0a2235e7f45bdcef5f8da0a23346e [INFO] running `Command { std: "docker" "start" "-a" "c3e9cfa8802c2efd9eabc7238dc69699bfb0a2235e7f45bdcef5f8da0a23346e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Checking standard-dist v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:321:25 [INFO] [stdout] | [INFO] [stdout] 321 | fn fields_types(fields: &Fields) -> impl Iterator> { [INFO] [stdout] | ^^^^^^^ the lifetime is elided here ------------------------ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 321 | fn fields_types(fields: &Fields) -> impl Iterator>> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:321:25 [INFO] [stdout] | [INFO] [stdout] 321 | fn fields_types(fields: &Fields) -> impl Iterator> { [INFO] [stdout] | ^^^^^^^ the lifetime is elided here ------------------------ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 321 | fn fields_types(fields: &Fields) -> impl Iterator>> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:321:25 [INFO] [stdout] | [INFO] [stdout] 321 | fn fields_types(fields: &Fields) -> impl Iterator> { [INFO] [stdout] | ^^^^^^^ the lifetime is elided here ------------------------ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 321 | fn fields_types(fields: &Fields) -> impl Iterator>> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/tests.rs:114:9 [INFO] [stdout] | [INFO] [stdout] 114 | One(u32), [INFO] [stdout] | --- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Generics` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 114 - One(u32), [INFO] [stdout] 114 + One(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `t`, `u`, and `f` are never read [INFO] [stdout] --> tests/tests.rs:117:13 [INFO] [stdout] | [INFO] [stdout] 117 | Group { t: T, u: U, f: f64 }, [INFO] [stdout] | ----- ^ ^ ^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Generics` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.34s [INFO] running `Command { std: "docker" "inspect" "c3e9cfa8802c2efd9eabc7238dc69699bfb0a2235e7f45bdcef5f8da0a23346e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3e9cfa8802c2efd9eabc7238dc69699bfb0a2235e7f45bdcef5f8da0a23346e", kill_on_drop: false }` [INFO] [stdout] c3e9cfa8802c2efd9eabc7238dc69699bfb0a2235e7f45bdcef5f8da0a23346e