[INFO] fetching crate lockstep 0.3.1...
[INFO] testing lockstep-0.3.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate lockstep 0.3.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate lockstep 0.3.1
[INFO] finished tweaking crates.io crate lockstep 0.3.1
[INFO] tweaked toml for crates.io crate lockstep 0.3.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lockstep 0.3.1 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 lockstep 0.3.1 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] b7c6c58d5e4a5a301ac5adf992f00be21d951da94deebb775790487d2f60119b
[INFO] running `Command { std: "docker" "start" "-a" "b7c6c58d5e4a5a301ac5adf992f00be21d951da94deebb775790487d2f60119b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7c6c58d5e4a5a301ac5adf992f00be21d951da94deebb775790487d2f60119b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7c6c58d5e4a5a301ac5adf992f00be21d951da94deebb775790487d2f60119b", kill_on_drop: false }`
[INFO] [stdout] b7c6c58d5e4a5a301ac5adf992f00be21d951da94deebb775790487d2f60119b
[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] 82079f4fe7335e3abcee329b6269290a878877f1fd501829a43216d6ec9c61d7
[INFO] running `Command { std: "docker" "start" "-a" "82079f4fe7335e3abcee329b6269290a878877f1fd501829a43216d6ec9c61d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling lockstep v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "82079f4fe7335e3abcee329b6269290a878877f1fd501829a43216d6ec9c61d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82079f4fe7335e3abcee329b6269290a878877f1fd501829a43216d6ec9c61d7", kill_on_drop: false }`
[INFO] [stdout] 82079f4fe7335e3abcee329b6269290a878877f1fd501829a43216d6ec9c61d7
[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] 10577ec76dac1232cc197b1ce19b7cd3f3471576b23460bf2295b73b26e6573b
[INFO] running `Command { std: "docker" "start" "-a" "10577ec76dac1232cc197b1ce19b7cd3f3471576b23460bf2295b73b26e6573b", kill_on_drop: false }`
[INFO] [stderr]    Compiling lockstep v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "10577ec76dac1232cc197b1ce19b7cd3f3471576b23460bf2295b73b26e6573b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10577ec76dac1232cc197b1ce19b7cd3f3471576b23460bf2295b73b26e6573b", kill_on_drop: false }`
[INFO] [stdout] 10577ec76dac1232cc197b1ce19b7cd3f3471576b23460bf2295b73b26e6573b
[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] e828330b160be6b453469c8a04c53a929c77c75314ba6f64e9c167f3c13f4835
[INFO] running `Command { std: "docker" "start" "-a" "e828330b160be6b453469c8a04c53a929c77c75314ba6f64e9c167f3c13f4835", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lockstep-84df34904c08338a)
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::intersection ... ok
[INFO] [stdout] test tests::not_fused ... ok
[INFO] [stdout] test tests::zip ... ok
[INFO] [stdout] test tests::size_hint ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lockstep
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - lockstep (line 30) ... ok
[INFO] [stdout] test src/lib.rs - lockstep (line 42) ... ok
[INFO] [stdout] test src/lib.rs - lockstep (line 75) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e828330b160be6b453469c8a04c53a929c77c75314ba6f64e9c167f3c13f4835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e828330b160be6b453469c8a04c53a929c77c75314ba6f64e9c167f3c13f4835", kill_on_drop: false }`
[INFO] [stdout] e828330b160be6b453469c8a04c53a929c77c75314ba6f64e9c167f3c13f4835