[INFO] fetching crate jobslot 0.2.23...
[INFO] testing jobslot-0.2.23 against beta-2025-09-21 for beta-1.91-2
[INFO] extracting crate jobslot 0.2.23 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate jobslot 0.2.23
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate jobslot 0.2.23
[INFO] tweaked toml for crates.io crate jobslot 0.2.23 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate jobslot 0.2.23 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate jobslot 0.2.23 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e655dcd100929899709e66cd1fd3002bd727f67c88a16cbe48350335c7b18106
[INFO] running `Command { std: "docker" "start" "-a" "e655dcd100929899709e66cd1fd3002bd727f67c88a16cbe48350335c7b18106", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e655dcd100929899709e66cd1fd3002bd727f67c88a16cbe48350335c7b18106", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e655dcd100929899709e66cd1fd3002bd727f67c88a16cbe48350335c7b18106", kill_on_drop: false }`
[INFO] [stdout] e655dcd100929899709e66cd1fd3002bd727f67c88a16cbe48350335c7b18106
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c813c129ebabf8e6390b704f662249c1a56a9ffd5cf9ac6c62028d2f147441a
[INFO] running `Command { std: "docker" "start" "-a" "4c813c129ebabf8e6390b704f662249c1a56a9ffd5cf9ac6c62028d2f147441a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling derive_destructure2 v0.1.3
[INFO] [stderr]    Compiling jobslot v0.2.23 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.98s
[INFO] running `Command { std: "docker" "inspect" "4c813c129ebabf8e6390b704f662249c1a56a9ffd5cf9ac6c62028d2f147441a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c813c129ebabf8e6390b704f662249c1a56a9ffd5cf9ac6c62028d2f147441a", kill_on_drop: false }`
[INFO] [stdout] 4c813c129ebabf8e6390b704f662249c1a56a9ffd5cf9ac6c62028d2f147441a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39ec77b3d5e7fce9d1318d2d7bd6e67985f4abdfd598493073dff06905de7f3a
[INFO] running `Command { std: "docker" "start" "-a" "39ec77b3d5e7fce9d1318d2d7bd6e67985f4abdfd598493073dff06905de7f3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling tempfile v3.21.0
[INFO] [stderr]    Compiling jobslot v0.2.23 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.60s
[INFO] running `Command { std: "docker" "inspect" "39ec77b3d5e7fce9d1318d2d7bd6e67985f4abdfd598493073dff06905de7f3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39ec77b3d5e7fce9d1318d2d7bd6e67985f4abdfd598493073dff06905de7f3a", kill_on_drop: false }`
[INFO] [stdout] 39ec77b3d5e7fce9d1318d2d7bd6e67985f4abdfd598493073dff06905de7f3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 928c8df5fd33bb849b46d636922e4300cf97b300350766d2e68c8f49bb301e29
[INFO] running `Command { std: "docker" "start" "-a" "928c8df5fd33bb849b46d636922e4300cf97b300350766d2e68c8f49bb301e29", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/jobslot-9518e81566c8f601)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/client-dropped-before-command.rs (/opt/rustwide/target/debug/deps/client_dropped_before_command-870072b11342a5f4)
[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/client-of-myself.rs (/opt/rustwide/target/debug/deps/client_of_myself-fd55346522ffe8f9)
[INFO] [stderr]      Running tests/make-as-a-client.rs (/opt/rustwide/target/debug/deps/make_as_a_client-d50766b2fb7de3ad)
[INFO] [stdout] /opt/rustwide/target/debug/deps/make_as_a_client-d50766b2fb7de3ad
[INFO] [stdout] /opt/rustwide/target/debug/deps/make_as_a_client-d50766b2fb7de3ad
[INFO] [stderr]      Running tests/make-as-a-client-fifo.rs (/opt/rustwide/target/debug/deps/make_as_a_client_fifo-d9fdcec56973edeb)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/server.rs (/opt/rustwide/target/debug/deps/server-b972825fd98337bf)
[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 8 tests
[INFO] [stdout] test server_available ... ok
[INFO] [stdout] test server_none_available ... ok
[INFO] [stdout] test server_smoke ... ok
[INFO] [stdout] test server_blocks ... ok
[INFO] [stdout] test server_multiple ... ok
[INFO] [stdout] test zero_client ... ok
[INFO] [stdout] test make_as_a_multi_thread_client ... ok
[INFO] [stderr]    Doc-tests jobslot
[INFO] [stdout] test make_as_a_single_thread_client ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 58) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 46) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 82) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 68) ... ok
[INFO] [stdout] test src/lib.rs - Client::new (line 311) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 82) stdout ----
[INFO] [stdout] error[E0277]: the trait bound `tokio::process::Command: jobslot::Command` is not satisfied
[INFO] [stdout]    --> src/lib.rs:91:43
[INFO] [stdout]     |
[INFO] [stdout]  11 | let child = client.configure_and_run(&mut cmd, |cmd| cmd.spawn()).unwrap();
[INFO] [stdout]     |                    -----------------      ^^^ the trait `jobslot::Command` is not implemented for `tokio::process::Command`
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `jobslot::Command`:
[INFO] [stdout]               &mut T
[INFO] [stdout]               std::process::Command
[INFO] [stdout]     = note: required for `&mut tokio::process::Command` to implement `jobslot::Command`
[INFO] [stdout] note: required by a bound in `Client::configure_and_run`
[INFO] [stdout]    --> /opt/rustwide/workdir/src/lib.rs:485:14
[INFO] [stdout]     |
[INFO] [stdout] 483 |     pub fn configure_and_run<Cmd, F, R>(&self, cmd: Cmd, f: F) -> io::Result<R>
[INFO] [stdout]     |            ----------------- required by a bound in this associated function
[INFO] [stdout] 484 |     where
[INFO] [stdout] 485 |         Cmd: Command,
[INFO] [stdout]     |              ^^^^^^^ required by this bound in `Client::configure_and_run`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 82)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "928c8df5fd33bb849b46d636922e4300cf97b300350766d2e68c8f49bb301e29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "928c8df5fd33bb849b46d636922e4300cf97b300350766d2e68c8f49bb301e29", kill_on_drop: false }`
[INFO] [stdout] 928c8df5fd33bb849b46d636922e4300cf97b300350766d2e68c8f49bb301e29
