[INFO] fetching crate mergle 0.6.0...
[INFO] testing mergle-0.6.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate mergle 0.6.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate mergle 0.6.0
[INFO] finished tweaking crates.io crate mergle 0.6.0
[INFO] tweaked toml for crates.io crate mergle 0.6.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mergle 0.6.0 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] crate crates.io crate mergle 0.6.0 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 1b01e7273c2cc61b08a59e2f94c958675cd893ff38fb670d29828f880d5a3caf
[INFO] running `Command { std: "docker" "start" "-a" "1b01e7273c2cc61b08a59e2f94c958675cd893ff38fb670d29828f880d5a3caf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b01e7273c2cc61b08a59e2f94c958675cd893ff38fb670d29828f880d5a3caf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b01e7273c2cc61b08a59e2f94c958675cd893ff38fb670d29828f880d5a3caf", kill_on_drop: false }`
[INFO] [stdout] 1b01e7273c2cc61b08a59e2f94c958675cd893ff38fb670d29828f880d5a3caf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 41c1251d0ddb297f82257dcb6848c81b0e81eb86caaf3ff2d42d872346ad5f22
[INFO] running `Command { std: "docker" "start" "-a" "41c1251d0ddb297f82257dcb6848c81b0e81eb86caaf3ff2d42d872346ad5f22", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling seq-macro v0.3.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling bromberg_sl2 v0.7.0
[INFO] [stderr]    Compiling mergle v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.59s
[INFO] running `Command { std: "docker" "inspect" "41c1251d0ddb297f82257dcb6848c81b0e81eb86caaf3ff2d42d872346ad5f22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41c1251d0ddb297f82257dcb6848c81b0e81eb86caaf3ff2d42d872346ad5f22", kill_on_drop: false }`
[INFO] [stdout] 41c1251d0ddb297f82257dcb6848c81b0e81eb86caaf3ff2d42d872346ad5f22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d975e05968026cc389371620c9aa8b0523841de5e95003150d9bdeee968320ac
[INFO] running `Command { std: "docker" "start" "-a" "d975e05968026cc389371620c9aa8b0523841de5e95003150d9bdeee968320ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling mergle v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.42s
[INFO] running `Command { std: "docker" "inspect" "d975e05968026cc389371620c9aa8b0523841de5e95003150d9bdeee968320ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d975e05968026cc389371620c9aa8b0523841de5e95003150d9bdeee968320ac", kill_on_drop: false }`
[INFO] [stdout] d975e05968026cc389371620c9aa8b0523841de5e95003150d9bdeee968320ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e4b84118c7b31c0f20eae63f3b3a5c744d96663e4cd351b08b0ddeae742483bb
[INFO] running `Command { std: "docker" "start" "-a" "e4b84118c7b31c0f20eae63f3b3a5c744d96663e4cd351b08b0ddeae742483bb", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mergle-eaaa39c14c2f6ce7)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test::ord_regression ... ok
[INFO] [stdout] test test::ord_regression_2 ... ok
[INFO] [stdout] test test::test_pop ... ok
[INFO] [stdout] test test::test_ord ... ok
[INFO] [stdout] test test::test_eq ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mergle
[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" "e4b84118c7b31c0f20eae63f3b3a5c744d96663e4cd351b08b0ddeae742483bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4b84118c7b31c0f20eae63f3b3a5c744d96663e4cd351b08b0ddeae742483bb", kill_on_drop: false }`
[INFO] [stdout] e4b84118c7b31c0f20eae63f3b3a5c744d96663e4cd351b08b0ddeae742483bb