[INFO] fetching crate uint-zigzag 0.2.1...
[INFO] testing uint-zigzag-0.2.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate uint-zigzag 0.2.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate uint-zigzag 0.2.1
[INFO] finished tweaking crates.io crate uint-zigzag 0.2.1
[INFO] tweaked toml for crates.io crate uint-zigzag 0.2.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate uint-zigzag 0.2.1 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] 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]     Updating crates.io index
[INFO] [stderr]      Locking 9 packages to latest compatible versions
[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] f038729d03477505e5b00055ab78533a6723fcd6e8c82969f5f224cdfe6ff117
[INFO] running `Command { std: "docker" "start" "-a" "f038729d03477505e5b00055ab78533a6723fcd6e8c82969f5f224cdfe6ff117", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f038729d03477505e5b00055ab78533a6723fcd6e8c82969f5f224cdfe6ff117", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f038729d03477505e5b00055ab78533a6723fcd6e8c82969f5f224cdfe6ff117", kill_on_drop: false }`
[INFO] [stdout] f038729d03477505e5b00055ab78533a6723fcd6e8c82969f5f224cdfe6ff117
[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] 73b407111e0db680c76b78266d478be5556d2a87bb5892b9b1db38f9849f92c6
[INFO] running `Command { std: "docker" "start" "-a" "73b407111e0db680c76b78266d478be5556d2a87bb5892b9b1db38f9849f92c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling core2 v0.4.0
[INFO] [stderr]    Compiling uint-zigzag v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "73b407111e0db680c76b78266d478be5556d2a87bb5892b9b1db38f9849f92c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73b407111e0db680c76b78266d478be5556d2a87bb5892b9b1db38f9849f92c6", kill_on_drop: false }`
[INFO] [stdout] 73b407111e0db680c76b78266d478be5556d2a87bb5892b9b1db38f9849f92c6
[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] f99941daea624277cd33d00308519eeedef0211c2e05ef4a5dbe1d0f1ba1a966
[INFO] running `Command { std: "docker" "start" "-a" "f99941daea624277cd33d00308519eeedef0211c2e05ef4a5dbe1d0f1ba1a966", kill_on_drop: false }`
[INFO] [stderr]    Compiling uint-zigzag v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "f99941daea624277cd33d00308519eeedef0211c2e05ef4a5dbe1d0f1ba1a966", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f99941daea624277cd33d00308519eeedef0211c2e05ef4a5dbe1d0f1ba1a966", kill_on_drop: false }`
[INFO] [stdout] f99941daea624277cd33d00308519eeedef0211c2e05ef4a5dbe1d0f1ba1a966
[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] fc3480ffb9214fc1539337fdb29db9cded459f6a9db766c99292d1ed1813a208
[INFO] running `Command { std: "docker" "start" "-a" "fc3480ffb9214fc1539337fdb29db9cded459f6a9db766c99292d1ed1813a208", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/uint_zigzag-bd7ea9055e1ea46f)
[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] [stderr]    Doc-tests uint_zigzag
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - Uint::to_bytes (line 419) ... ok
[INFO] [stdout] test src/lib.rs - Uint::peek (line 387) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fc3480ffb9214fc1539337fdb29db9cded459f6a9db766c99292d1ed1813a208", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc3480ffb9214fc1539337fdb29db9cded459f6a9db766c99292d1ed1813a208", kill_on_drop: false }`
[INFO] [stdout] fc3480ffb9214fc1539337fdb29db9cded459f6a9db766c99292d1ed1813a208