[INFO] cloning repository https://github.com/A4-Tacks/cow2-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/A4-Tacks/cow2-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FA4-Tacks%2Fcow2-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FA4-Tacks%2Fcow2-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f0b7857a21e3fb0e2140bf68c50f20bf731c977a
[INFO] testing A4-Tacks/cow2-rs against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FA4-Tacks%2Fcow2-rs" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/A4-Tacks/cow2-rs
[INFO] finished tweaking git repo https://github.com/A4-Tacks/cow2-rs
[INFO] tweaked toml for git repo https://github.com/A4-Tacks/cow2-rs written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/A4-Tacks/cow2-rs on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/A4-Tacks/cow2-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2419014f2dbdc7d5d5b3d3e8c77d13636b43af6945097e4c11c16c117e490fd6
[INFO] running `Command { std: "docker" "start" "-a" "2419014f2dbdc7d5d5b3d3e8c77d13636b43af6945097e4c11c16c117e490fd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2419014f2dbdc7d5d5b3d3e8c77d13636b43af6945097e4c11c16c117e490fd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2419014f2dbdc7d5d5b3d3e8c77d13636b43af6945097e4c11c16c117e490fd6", kill_on_drop: false }`
[INFO] [stdout] 2419014f2dbdc7d5d5b3d3e8c77d13636b43af6945097e4c11c16c117e490fd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c2c1673fc22c3fbd298d58fb691447d706be0a69958610851a5f9e863aebd27
[INFO] running `Command { std: "docker" "start" "-a" "4c2c1673fc22c3fbd298d58fb691447d706be0a69958610851a5f9e863aebd27", kill_on_drop: false }`
[INFO] [stderr]    Compiling cow2 v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "4c2c1673fc22c3fbd298d58fb691447d706be0a69958610851a5f9e863aebd27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c2c1673fc22c3fbd298d58fb691447d706be0a69958610851a5f9e863aebd27", kill_on_drop: false }`
[INFO] [stdout] 4c2c1673fc22c3fbd298d58fb691447d706be0a69958610851a5f9e863aebd27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d07c6f3588fe3ba1129259992cf58eee6c32c142bc6e726178e94450788d3058
[INFO] running `Command { std: "docker" "start" "-a" "d07c6f3588fe3ba1129259992cf58eee6c32c142bc6e726178e94450788d3058", kill_on_drop: false }`
[INFO] [stderr]    Compiling cow2 v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `FromCow` is never constructed
[INFO] [stdout]    --> src/like_impls.rs:435:12
[INFO] [stdout]     |
[INFO] [stdout] 435 |     struct FromCow;
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "d07c6f3588fe3ba1129259992cf58eee6c32c142bc6e726178e94450788d3058", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d07c6f3588fe3ba1129259992cf58eee6c32c142bc6e726178e94450788d3058", kill_on_drop: false }`
[INFO] [stdout] d07c6f3588fe3ba1129259992cf58eee6c32c142bc6e726178e94450788d3058
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d893a16a2a610e0263513a039740c42a03131cbe51cbc27a4c897f3668e6c9c4
[INFO] running `Command { std: "docker" "start" "-a" "d893a16a2a610e0263513a039740c42a03131cbe51cbc27a4c897f3668e6c9c4", kill_on_drop: false }`
[INFO] [stderr] warning: struct `FromCow` is never constructed
[INFO] [stdout] 
[INFO] [stderr]    --> src/like_impls.rs:435:12
[INFO] [stdout] running 2 tests
[INFO] [stderr]     |
[INFO] [stderr] 435 |     struct FromCow;
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `cow2` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cow2-aaf289f91da56df9)
[INFO] [stdout] test like_impls::tests::into_test ... ok
[INFO] [stdout] test like_impls::tests::from_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cow2
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - (line 16) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - Cow<'_,B>::to_mut (line 57) ... ok
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] test src/lib.rs - Cow<'_,B>::into_owned (line 89) ... ok
[INFO] [stdout] test src/lib.rs - Cow (line 43) ... ok
[INFO] [stdout] test src/lib.rs - Cow (line 22) ... ok
[INFO] [stdout] test src/lib.rs - Cow (line 31) ... ok
[INFO] [stdout] test src/lib.rs - Cow<'_,B>::into_owned (line 104) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.58s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d893a16a2a610e0263513a039740c42a03131cbe51cbc27a4c897f3668e6c9c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d893a16a2a610e0263513a039740c42a03131cbe51cbc27a4c897f3668e6c9c4", kill_on_drop: false }`
[INFO] [stdout] d893a16a2a610e0263513a039740c42a03131cbe51cbc27a4c897f3668e6c9c4
