[INFO] fetching crate prefix-manager 0.0.2...
[INFO] testing prefix-manager-0.0.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate prefix-manager 0.0.2 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate prefix-manager 0.0.2
[INFO] finished tweaking crates.io crate prefix-manager 0.0.2
[INFO] tweaked toml for crates.io crate prefix-manager 0.0.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate prefix-manager 0.0.2 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] f8d13101443d7d01bf0860ddab36fe1471334a41b87c659304a7148624859c32
[INFO] running `Command { std: "docker" "start" "-a" "f8d13101443d7d01bf0860ddab36fe1471334a41b87c659304a7148624859c32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8d13101443d7d01bf0860ddab36fe1471334a41b87c659304a7148624859c32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8d13101443d7d01bf0860ddab36fe1471334a41b87c659304a7148624859c32", kill_on_drop: false }`
[INFO] [stdout] f8d13101443d7d01bf0860ddab36fe1471334a41b87c659304a7148624859c32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 595614a659de878c2f46521f5bd4fd7732ff3b7aaa7cd7823cca4fdf6c07a43a
[INFO] running `Command { std: "docker" "start" "-a" "595614a659de878c2f46521f5bd4fd7732ff3b7aaa7cd7823cca4fdf6c07a43a", kill_on_drop: false }`
[INFO] [stderr]    Compiling prefix-manager v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "595614a659de878c2f46521f5bd4fd7732ff3b7aaa7cd7823cca4fdf6c07a43a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "595614a659de878c2f46521f5bd4fd7732ff3b7aaa7cd7823cca4fdf6c07a43a", kill_on_drop: false }`
[INFO] [stdout] 595614a659de878c2f46521f5bd4fd7732ff3b7aaa7cd7823cca4fdf6c07a43a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 40b1c202eed708f9d38c2b1711e2e9d3291eed869b80e5c4495a54a3b652e1fa
[INFO] running `Command { std: "docker" "start" "-a" "40b1c202eed708f9d38c2b1711e2e9d3291eed869b80e5c4495a54a3b652e1fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling prefix-manager v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "40b1c202eed708f9d38c2b1711e2e9d3291eed869b80e5c4495a54a3b652e1fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40b1c202eed708f9d38c2b1711e2e9d3291eed869b80e5c4495a54a3b652e1fa", kill_on_drop: false }`
[INFO] [stdout] 40b1c202eed708f9d38c2b1711e2e9d3291eed869b80e5c4495a54a3b652e1fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] f1fd23291b3f4ac8ee27917648f636238ed9892112a3c15e660446d98b5ff872
[INFO] running `Command { std: "docker" "start" "-a" "f1fd23291b3f4ac8ee27917648f636238ed9892112a3c15e660446d98b5ff872", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/prefix_manager-e0da60362fef0b40)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_prefix ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests prefix_manager
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "f1fd23291b3f4ac8ee27917648f636238ed9892112a3c15e660446d98b5ff872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1fd23291b3f4ac8ee27917648f636238ed9892112a3c15e660446d98b5ff872", kill_on_drop: false }`
[INFO] [stdout] f1fd23291b3f4ac8ee27917648f636238ed9892112a3c15e660446d98b5ff872