[INFO] fetching crate rotate-enum 0.1.2... [INFO] testing rotate-enum-0.1.2 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate rotate-enum 0.1.2 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate rotate-enum 0.1.2 [INFO] finished tweaking crates.io crate rotate-enum 0.1.2 [INFO] tweaked toml for crates.io crate rotate-enum 0.1.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rotate-enum 0.1.2 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 4 packages to latest compatible versions [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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 15b0df2ccddcde04419d3eeef4c1dc1e5ce19e492c2948c9d512150b0e04bb82 [INFO] running `Command { std: "docker" "start" "-a" "15b0df2ccddcde04419d3eeef4c1dc1e5ce19e492c2948c9d512150b0e04bb82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "15b0df2ccddcde04419d3eeef4c1dc1e5ce19e492c2948c9d512150b0e04bb82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15b0df2ccddcde04419d3eeef4c1dc1e5ce19e492c2948c9d512150b0e04bb82", kill_on_drop: false }` [INFO] [stdout] 15b0df2ccddcde04419d3eeef4c1dc1e5ce19e492c2948c9d512150b0e04bb82 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b0727f06363854ab98bdebf16cbc12665b30e56149a1af2cfb954171e9f8666c [INFO] running `Command { std: "docker" "start" "-a" "b0727f06363854ab98bdebf16cbc12665b30e56149a1af2cfb954171e9f8666c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling rotate-enum v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> src/lib.rs:218:18 [INFO] [stdout] | [INFO] [stdout] 218 | .map(|v| (&v.ident)) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 218 - .map(|v| (&v.ident)) [INFO] [stdout] 218 + .map(|v| &v.ident) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.76s [INFO] running `Command { std: "docker" "inspect" "b0727f06363854ab98bdebf16cbc12665b30e56149a1af2cfb954171e9f8666c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b0727f06363854ab98bdebf16cbc12665b30e56149a1af2cfb954171e9f8666c", kill_on_drop: false }` [INFO] [stdout] b0727f06363854ab98bdebf16cbc12665b30e56149a1af2cfb954171e9f8666c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] da0a6c614c94560b537c57b5a8de0a92184889caf5415023ef6891c834facdfc [INFO] running `Command { std: "docker" "start" "-a" "da0a6c614c94560b537c57b5a8de0a92184889caf5415023ef6891c834facdfc", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling rotate-enum v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> src/lib.rs:218:18 [INFO] [stdout] | [INFO] [stdout] 218 | .map(|v| (&v.ident)) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 218 - .map(|v| (&v.ident)) [INFO] [stdout] 218 + .map(|v| &v.ident) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> src/lib.rs:218:18 [INFO] [stdout] | [INFO] [stdout] 218 | .map(|v| (&v.ident)) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 218 - .map(|v| (&v.ident)) [INFO] [stdout] 218 + .map(|v| &v.ident) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 6.05s [INFO] running `Command { std: "docker" "inspect" "da0a6c614c94560b537c57b5a8de0a92184889caf5415023ef6891c834facdfc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da0a6c614c94560b537c57b5a8de0a92184889caf5415023ef6891c834facdfc", kill_on_drop: false }` [INFO] [stdout] da0a6c614c94560b537c57b5a8de0a92184889caf5415023ef6891c834facdfc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] cf4433bc232f2237a9152c24b677bf7c08d10a73e10311872264b124b3530332 [INFO] running `Command { std: "docker" "start" "-a" "cf4433bc232f2237a9152c24b677bf7c08d10a73e10311872264b124b3530332", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around closure body [INFO] [stderr] --> src/lib.rs:218:18 [INFO] [stderr] | [INFO] [stderr] 218 | .map(|v| (&v.ident)) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 218 - .map(|v| (&v.ident)) [INFO] [stderr] 218 + .map(|v| &v.ident) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `rotate-enum` (lib) generated 1 warning (run `cargo fix --lib -p rotate-enum` to apply 1 suggestion) [INFO] [stderr] warning: `rotate-enum` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rotate_enum-6e6fc328aae58f24) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/iter.rs (/opt/rustwide/target/debug/deps/iter-bee463a5eb595bb3) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_shift ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/rotate.rs (/opt/rustwide/target/debug/deps/rotate-811e80fe7394e116) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Running tests/shift.rs (/opt/rustwide/target/debug/deps/shift-ecd5d775ccee9c69) [INFO] [stdout] test test_rotate ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_shift ... ok [INFO] [stderr] Doc-tests rotate_enum [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] warning: unnecessary parentheses around closure body [INFO] [stderr] --> src/lib.rs:218:18 [INFO] [stderr] | [INFO] [stderr] 218 | .map(|v| (&v.ident)) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 218 - .map(|v| (&v.ident)) [INFO] [stderr] 218 + .map(|v| &v.ident) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test src/lib.rs - (line 54) ... ok [INFO] [stdout] test src/lib.rs - (line 9) ... ok [INFO] [stdout] test src/lib.rs - rotate_enum (line 176) ... ok [INFO] [stdout] test src/lib.rs - (line 20) ... ok [INFO] [stdout] test src/lib.rs - (line 138) ... ok [INFO] [stdout] test src/lib.rs - shift_enum (line 257) ... ok [INFO] [stdout] test src/lib.rs - (line 87) ... ok [INFO] [stdout] test src/lib.rs - iter_enum (line 345) ... ok [INFO] [stdout] test src/lib.rs - (line 113) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.82s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "cf4433bc232f2237a9152c24b677bf7c08d10a73e10311872264b124b3530332", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf4433bc232f2237a9152c24b677bf7c08d10a73e10311872264b124b3530332", kill_on_drop: false }` [INFO] [stdout] cf4433bc232f2237a9152c24b677bf7c08d10a73e10311872264b124b3530332