[INFO] fetching crate unfold 0.2.0...
[INFO] testing unfold-0.2.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate unfold 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate unfold 0.2.0
[INFO] finished tweaking crates.io crate unfold 0.2.0
[INFO] tweaked toml for crates.io crate unfold 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate unfold 0.2.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf7002e7c9137356bd23b90116c7b940c153ae27882a360825428b8c3780ab11
[INFO] running `Command { std: "docker" "start" "-a" "cf7002e7c9137356bd23b90116c7b940c153ae27882a360825428b8c3780ab11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf7002e7c9137356bd23b90116c7b940c153ae27882a360825428b8c3780ab11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf7002e7c9137356bd23b90116c7b940c153ae27882a360825428b8c3780ab11", kill_on_drop: false }`
[INFO] [stdout] cf7002e7c9137356bd23b90116c7b940c153ae27882a360825428b8c3780ab11
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c109ab62c550671f6f8721ca1296bfb84cb8ec954e9bbda772c0c903ff5e0724
[INFO] running `Command { std: "docker" "start" "-a" "c109ab62c550671f6f8721ca1296bfb84cb8ec954e9bbda772c0c903ff5e0724", kill_on_drop: false }`
[INFO] [stderr]    Compiling unfold v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "c109ab62c550671f6f8721ca1296bfb84cb8ec954e9bbda772c0c903ff5e0724", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c109ab62c550671f6f8721ca1296bfb84cb8ec954e9bbda772c0c903ff5e0724", kill_on_drop: false }`
[INFO] [stdout] c109ab62c550671f6f8721ca1296bfb84cb8ec954e9bbda772c0c903ff5e0724
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a681dd99fc4f3f38ddfb15e42b1d4249b60d211a99063c7bcda6803d42699bd6
[INFO] running `Command { std: "docker" "start" "-a" "a681dd99fc4f3f38ddfb15e42b1d4249b60d211a99063c7bcda6803d42699bd6", kill_on_drop: false }`
[INFO] [stderr]    Compiling unfold v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "a681dd99fc4f3f38ddfb15e42b1d4249b60d211a99063c7bcda6803d42699bd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a681dd99fc4f3f38ddfb15e42b1d4249b60d211a99063c7bcda6803d42699bd6", kill_on_drop: false }`
[INFO] [stdout] a681dd99fc4f3f38ddfb15e42b1d4249b60d211a99063c7bcda6803d42699bd6
[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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a2e832816aa8809f4996e3bd6debe1b2431eb8a76384e396ad2a6c2a170ace9c
[INFO] running `Command { std: "docker" "start" "-a" "a2e832816aa8809f4996e3bd6debe1b2431eb8a76384e396ad2a6c2a170ace9c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/unfold-de59a36f28d032b5)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_unfold_count ... ok
[INFO] [stdout] test tests::test_unfold_nth ... ok
[INFO] [stdout] test tests::test_unfold_vector ... ok
[INFO] [stderr]    Doc-tests unfold
[INFO] [stdout] test tests::test_fibonacci ... 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] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - unfold_count (line 90) ... ok
[INFO] [stdout] test src/lib.rs - Unfold<T,F>::new (line 125) ... ok
[INFO] [stdout] test src/lib.rs - unfold_vector (line 53) ... ok
[INFO] [stdout] test src/lib.rs - unfold_nth (line 71) ... ok
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a2e832816aa8809f4996e3bd6debe1b2431eb8a76384e396ad2a6c2a170ace9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2e832816aa8809f4996e3bd6debe1b2431eb8a76384e396ad2a6c2a170ace9c", kill_on_drop: false }`
[INFO] [stdout] a2e832816aa8809f4996e3bd6debe1b2431eb8a76384e396ad2a6c2a170ace9c