[INFO] fetching crate rotate-enum 0.1.2...
[INFO] testing rotate-enum-0.1.2 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate rotate-enum 0.1.2 into /workspace/builds/worker-0-tc2/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-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rotate-enum 0.1.2 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37b5cf01a13ea7e02cd50defd8ac1267022ad8c76bd231b08e41d7e0cf80f9a4
[INFO] running `Command { std: "docker" "start" "-a" "37b5cf01a13ea7e02cd50defd8ac1267022ad8c76bd231b08e41d7e0cf80f9a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37b5cf01a13ea7e02cd50defd8ac1267022ad8c76bd231b08e41d7e0cf80f9a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37b5cf01a13ea7e02cd50defd8ac1267022ad8c76bd231b08e41d7e0cf80f9a4", kill_on_drop: false }`
[INFO] [stdout] 37b5cf01a13ea7e02cd50defd8ac1267022ad8c76bd231b08e41d7e0cf80f9a4
[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" "-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" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 639a1a0ac57de9a9c52e81003e019efebb0489a6904b646f4d6c29579b064809
[INFO] running `Command { std: "docker" "start" "-a" "639a1a0ac57de9a9c52e81003e019efebb0489a6904b646f4d6c29579b064809", 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 5.02s
[INFO] running `Command { std: "docker" "inspect" "639a1a0ac57de9a9c52e81003e019efebb0489a6904b646f4d6c29579b064809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "639a1a0ac57de9a9c52e81003e019efebb0489a6904b646f4d6c29579b064809", kill_on_drop: false }`
[INFO] [stdout] 639a1a0ac57de9a9c52e81003e019efebb0489a6904b646f4d6c29579b064809
[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" "-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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c1af51d466c53b29af8dc0942626581f1b874d7aff8d5842d7ef8ab28e2709d
[INFO] running `Command { std: "docker" "start" "-a" "0c1af51d466c53b29af8dc0942626581f1b874d7aff8d5842d7ef8ab28e2709d", 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 5.82s
[INFO] running `Command { std: "docker" "inspect" "0c1af51d466c53b29af8dc0942626581f1b874d7aff8d5842d7ef8ab28e2709d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c1af51d466c53b29af8dc0942626581f1b874d7aff8d5842d7ef8ab28e2709d", kill_on_drop: false }`
[INFO] [stdout] 0c1af51d466c53b29af8dc0942626581f1b874d7aff8d5842d7ef8ab28e2709d
[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" "-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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 531364c8ff5b7311d8200a4d5170d7c32cff22cd1008a6c628769cdf0af5733e
[INFO] running `Command { std: "docker" "start" "-a" "531364c8ff5b7311d8200a4d5170d7c32cff22cd1008a6c628769cdf0af5733e", 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 0.06s
[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 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/rotate.rs (/opt/rustwide/target/debug/deps/rotate-811e80fe7394e116)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[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] [stderr]      Running tests/shift.rs (/opt/rustwide/target/debug/deps/shift-ecd5d775ccee9c69)
[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]    Doc-tests rotate_enum
[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 113) ... ok
[INFO] [stdout] test src/lib.rs - (line 87) ... 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 138) ... ok
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] test src/lib.rs - iter_enum (line 345) ... ok
[INFO] [stdout] test src/lib.rs - shift_enum (line 257) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.56s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "531364c8ff5b7311d8200a4d5170d7c32cff22cd1008a6c628769cdf0af5733e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "531364c8ff5b7311d8200a4d5170d7c32cff22cd1008a6c628769cdf0af5733e", kill_on_drop: false }`
[INFO] [stdout] 531364c8ff5b7311d8200a4d5170d7c32cff22cd1008a6c628769cdf0af5733e