[INFO] fetching crate mem-db 0.0.3...
[INFO] testing mem-db-0.0.3 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate mem-db 0.0.3 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate mem-db 0.0.3
[INFO] finished tweaking crates.io crate mem-db 0.0.3
[INFO] tweaked toml for crates.io crate mem-db 0.0.3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mem-db 0.0.3 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] crate crates.io crate mem-db 0.0.3 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] e1eacb779f242c86e8b0200ad6a516d574bf5ffd83d17fa53b8b5b762ca0f623
[INFO] running `Command { std: "docker" "start" "-a" "e1eacb779f242c86e8b0200ad6a516d574bf5ffd83d17fa53b8b5b762ca0f623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1eacb779f242c86e8b0200ad6a516d574bf5ffd83d17fa53b8b5b762ca0f623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1eacb779f242c86e8b0200ad6a516d574bf5ffd83d17fa53b8b5b762ca0f623", kill_on_drop: false }`
[INFO] [stdout] e1eacb779f242c86e8b0200ad6a516d574bf5ffd83d17fa53b8b5b762ca0f623
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c306a5e2b65ac9cd1594c640c5a78039a1db13a5f7c68f4578f062b39e5de831
[INFO] running `Command { std: "docker" "start" "-a" "c306a5e2b65ac9cd1594c640c5a78039a1db13a5f7c68f4578f062b39e5de831", kill_on_drop: false }`
[INFO] [stderr]    Compiling mem-db v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "c306a5e2b65ac9cd1594c640c5a78039a1db13a5f7c68f4578f062b39e5de831", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c306a5e2b65ac9cd1594c640c5a78039a1db13a5f7c68f4578f062b39e5de831", kill_on_drop: false }`
[INFO] [stdout] c306a5e2b65ac9cd1594c640c5a78039a1db13a5f7c68f4578f062b39e5de831
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 62bd7dd9bc7b0ff65aa479fee156b4bdd64c1281e69a09df1c233b043ba9f05f
[INFO] running `Command { std: "docker" "start" "-a" "62bd7dd9bc7b0ff65aa479fee156b4bdd64c1281e69a09df1c233b043ba9f05f", kill_on_drop: false }`
[INFO] [stderr]    Compiling mem-db v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "62bd7dd9bc7b0ff65aa479fee156b4bdd64c1281e69a09df1c233b043ba9f05f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62bd7dd9bc7b0ff65aa479fee156b4bdd64c1281e69a09df1c233b043ba9f05f", kill_on_drop: false }`
[INFO] [stdout] 62bd7dd9bc7b0ff65aa479fee156b4bdd64c1281e69a09df1c233b043ba9f05f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 0efc0ecc83447eddb0ea2963bb68848ff3981125e42edf1128985786cf9830e7
[INFO] running `Command { std: "docker" "start" "-a" "0efc0ecc83447eddb0ea2963bb68848ff3981125e42edf1128985786cf9830e7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mem_db-da666c847d464488)
[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" "0efc0ecc83447eddb0ea2963bb68848ff3981125e42edf1128985786cf9830e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0efc0ecc83447eddb0ea2963bb68848ff3981125e42edf1128985786cf9830e7", kill_on_drop: false }`
[INFO] [stdout] 0efc0ecc83447eddb0ea2963bb68848ff3981125e42edf1128985786cf9830e7