[INFO] fetching crate retain_mut 0.1.3...
[INFO] testing retain_mut-0.1.3 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate retain_mut 0.1.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate retain_mut 0.1.3 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate retain_mut 0.1.3
[INFO] finished tweaking crates.io crate retain_mut 0.1.3
[INFO] tweaked toml for crates.io crate retain_mut 0.1.3 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5fb5baf3a3302c06c7eae839b78bcddf679a468180141155d52389eef5a2991e
[INFO] running `Command { std: "docker" "start" "-a" "5fb5baf3a3302c06c7eae839b78bcddf679a468180141155d52389eef5a2991e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fb5baf3a3302c06c7eae839b78bcddf679a468180141155d52389eef5a2991e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fb5baf3a3302c06c7eae839b78bcddf679a468180141155d52389eef5a2991e", kill_on_drop: false }`
[INFO] [stdout] 5fb5baf3a3302c06c7eae839b78bcddf679a468180141155d52389eef5a2991e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a8c0ce76e002dee3397da5021136ef4523aa587c315d9b236ca043c26db968c
[INFO] running `Command { std: "docker" "start" "-a" "5a8c0ce76e002dee3397da5021136ef4523aa587c315d9b236ca043c26db968c", kill_on_drop: false }`
[INFO] [stderr]    Compiling retain_mut v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "5a8c0ce76e002dee3397da5021136ef4523aa587c315d9b236ca043c26db968c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a8c0ce76e002dee3397da5021136ef4523aa587c315d9b236ca043c26db968c", kill_on_drop: false }`
[INFO] [stdout] 5a8c0ce76e002dee3397da5021136ef4523aa587c315d9b236ca043c26db968c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8f77044e4f000e28adb02c8ded8c3336ff65c914bd1b8c409d6e7e39daa33d2
[INFO] running `Command { std: "docker" "start" "-a" "a8f77044e4f000e28adb02c8ded8c3336ff65c914bd1b8c409d6e7e39daa33d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling retain_mut v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "a8f77044e4f000e28adb02c8ded8c3336ff65c914bd1b8c409d6e7e39daa33d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8f77044e4f000e28adb02c8ded8c3336ff65c914bd1b8c409d6e7e39daa33d2", kill_on_drop: false }`
[INFO] [stdout] a8f77044e4f000e28adb02c8ded8c3336ff65c914bd1b8c409d6e7e39daa33d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d5911250b290ba6cbae2397768db5f2d6762abf1a4105a8a21c811aa31586a60
[INFO] running `Command { std: "docker" "start" "-a" "d5911250b290ba6cbae2397768db5f2d6762abf1a4105a8a21c811aa31586a60", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/retain_mut-b9a47d361710a767)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests retain_mut
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] test src/lib.rs - (line 29) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.59s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d5911250b290ba6cbae2397768db5f2d6762abf1a4105a8a21c811aa31586a60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5911250b290ba6cbae2397768db5f2d6762abf1a4105a8a21c811aa31586a60", kill_on_drop: false }`
[INFO] [stdout] d5911250b290ba6cbae2397768db5f2d6762abf1a4105a8a21c811aa31586a60