[INFO] fetching crate mhdb 1.0.3...
[INFO] testing mhdb-1.0.3 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate mhdb 1.0.3 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate mhdb 1.0.3
[INFO] finished tweaking crates.io crate mhdb 1.0.3
[INFO] tweaked toml for crates.io crate mhdb 1.0.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mhdb 1.0.3 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 8 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 42fc8c002e5dc3b3608e2203899a97afb8ca06c2aa160c97d8a68a52f5e9dc8c
[INFO] running `Command { std: "docker" "start" "-a" "42fc8c002e5dc3b3608e2203899a97afb8ca06c2aa160c97d8a68a52f5e9dc8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42fc8c002e5dc3b3608e2203899a97afb8ca06c2aa160c97d8a68a52f5e9dc8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42fc8c002e5dc3b3608e2203899a97afb8ca06c2aa160c97d8a68a52f5e9dc8c", kill_on_drop: false }`
[INFO] [stdout] 42fc8c002e5dc3b3608e2203899a97afb8ca06c2aa160c97d8a68a52f5e9dc8c
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1df3998d655a23e514ddd1933722fa8359b52d058b31b768239549e96be1f45e
[INFO] running `Command { std: "docker" "start" "-a" "1df3998d655a23e514ddd1933722fa8359b52d058b31b768239549e96be1f45e", kill_on_drop: false }`
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling mhdb v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "1df3998d655a23e514ddd1933722fa8359b52d058b31b768239549e96be1f45e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1df3998d655a23e514ddd1933722fa8359b52d058b31b768239549e96be1f45e", kill_on_drop: false }`
[INFO] [stdout] 1df3998d655a23e514ddd1933722fa8359b52d058b31b768239549e96be1f45e
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb5f97ddfc6268bd30e5f67ea758f3d6e187817072fc71e9655db473b9693a48
[INFO] running `Command { std: "docker" "start" "-a" "bb5f97ddfc6268bd30e5f67ea758f3d6e187817072fc71e9655db473b9693a48", kill_on_drop: false }`
[INFO] [stderr]    Compiling mhdb v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "bb5f97ddfc6268bd30e5f67ea758f3d6e187817072fc71e9655db473b9693a48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb5f97ddfc6268bd30e5f67ea758f3d6e187817072fc71e9655db473b9693a48", kill_on_drop: false }`
[INFO] [stdout] bb5f97ddfc6268bd30e5f67ea758f3d6e187817072fc71e9655db473b9693a48
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2ba29673701d53e28c9a64b2e63d9fcb1b831e9977551ff3e2b625b2c8f673f2
[INFO] running `Command { std: "docker" "start" "-a" "2ba29673701d53e28c9a64b2e63d9fcb1b831e9977551ff3e2b625b2c8f673f2", 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/mhdb-12ca83c7b2b02b02)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::buffer_manipulation ... ok
[INFO] [stdout] test tests::chkblk ... ok
[INFO] [stdout] test tests::calchash ... ok
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/mhdb-12ca83c7b2b02b02` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "2ba29673701d53e28c9a64b2e63d9fcb1b831e9977551ff3e2b625b2c8f673f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ba29673701d53e28c9a64b2e63d9fcb1b831e9977551ff3e2b625b2c8f673f2", kill_on_drop: false }`
[INFO] [stdout] 2ba29673701d53e28c9a64b2e63d9fcb1b831e9977551ff3e2b625b2c8f673f2