[INFO] fetching crate takeit 1.1.0...
[INFO] testing takeit-1.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate takeit 1.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate takeit 1.1.0
[INFO] finished tweaking crates.io crate takeit 1.1.0
[INFO] tweaked toml for crates.io crate takeit 1.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate takeit 1.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate takeit 1.1.0 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6d30fd4e076827cf359873c4dd4a1bcbc33a9025a2d9456ca18a623154c873c
[INFO] running `Command { std: "docker" "start" "-a" "e6d30fd4e076827cf359873c4dd4a1bcbc33a9025a2d9456ca18a623154c873c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6d30fd4e076827cf359873c4dd4a1bcbc33a9025a2d9456ca18a623154c873c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6d30fd4e076827cf359873c4dd4a1bcbc33a9025a2d9456ca18a623154c873c", kill_on_drop: false }`
[INFO] [stdout] e6d30fd4e076827cf359873c4dd4a1bcbc33a9025a2d9456ca18a623154c873c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d80e9850a9384c4137fe9b3f0ca3d57c5a59a9d72516da07efebd2e0c84e1a22
[INFO] running `Command { std: "docker" "start" "-a" "d80e9850a9384c4137fe9b3f0ca3d57c5a59a9d72516da07efebd2e0c84e1a22", kill_on_drop: false }`
[INFO] [stderr]    Compiling takeit v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "d80e9850a9384c4137fe9b3f0ca3d57c5a59a9d72516da07efebd2e0c84e1a22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d80e9850a9384c4137fe9b3f0ca3d57c5a59a9d72516da07efebd2e0c84e1a22", kill_on_drop: false }`
[INFO] [stdout] d80e9850a9384c4137fe9b3f0ca3d57c5a59a9d72516da07efebd2e0c84e1a22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3b6a77285c6dd4de671d32a8cd9d31ee80200b01551fcb709090eec3b25ca68
[INFO] running `Command { std: "docker" "start" "-a" "d3b6a77285c6dd4de671d32a8cd9d31ee80200b01551fcb709090eec3b25ca68", kill_on_drop: false }`
[INFO] [stderr]    Compiling takeit v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `handoff_clone`
[INFO] [stdout]    --> src/lib.rs:135:13
[INFO] [stdout]     |
[INFO] [stdout] 135 |         let handoff_clone = handoff.clone();
[INFO] [stdout]     |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handoff_clone`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `my_thread`
[INFO] [stdout]    --> src/lib.rs:144:13
[INFO] [stdout]     |
[INFO] [stdout] 144 |         let my_thread = std::thread::spawn(move || {
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_thread`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "d3b6a77285c6dd4de671d32a8cd9d31ee80200b01551fcb709090eec3b25ca68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3b6a77285c6dd4de671d32a8cd9d31ee80200b01551fcb709090eec3b25ca68", kill_on_drop: false }`
[INFO] [stdout] d3b6a77285c6dd4de671d32a8cd9d31ee80200b01551fcb709090eec3b25ca68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7543fea7f79c197d5d09eae2b6722d6480d2550c9b8db9624f1331fd0fe4c6e2
[INFO] running `Command { std: "docker" "start" "-a" "7543fea7f79c197d5d09eae2b6722d6480d2550c9b8db9624f1331fd0fe4c6e2", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `handoff_clone`
[INFO] [stderr]    --> src/lib.rs:135:13
[INFO] [stderr]     |
[INFO] [stderr] 135 |         let handoff_clone = handoff.clone();
[INFO] [stderr]     |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_handoff_clone`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `my_thread`
[INFO] [stderr]    --> src/lib.rs:144:13
[INFO] [stderr]     |
[INFO] [stderr] 144 |         let my_thread = std::thread::spawn(move || {
[INFO] [stderr]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_thread`
[INFO] [stderr] 
[INFO] [stderr] warning: `takeit` (lib test) generated 2 warnings (run `cargo fix --lib -p takeit --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/takeit-e1c9628326a7b9df)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_non_clonable ... ok
[INFO] [stdout] test tests::test_single_thread ... ok
[INFO] [stdout] test tests::test_threads ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests takeit
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - HandOff<T>::new (line 56) ... ok
[INFO] [stdout] test src/lib.rs - HandOff<T>::take (line 72) ... ok
[INFO] [stdout] test src/lib.rs - HandOff (line 12) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.69s; merged doctests compilation took 0.68s
[INFO] running `Command { std: "docker" "inspect" "7543fea7f79c197d5d09eae2b6722d6480d2550c9b8db9624f1331fd0fe4c6e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7543fea7f79c197d5d09eae2b6722d6480d2550c9b8db9624f1331fd0fe4c6e2", kill_on_drop: false }`
[INFO] [stdout] 7543fea7f79c197d5d09eae2b6722d6480d2550c9b8db9624f1331fd0fe4c6e2