[INFO] fetching crate merkledb 0.1.0...
[INFO] testing merkledb-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate merkledb 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate merkledb 0.1.0
[INFO] finished tweaking crates.io crate merkledb 0.1.0
[INFO] tweaked toml for crates.io crate merkledb 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate merkledb 0.1.0 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] a1cf0905eadb2b070c76d4bd7914506abeb10c51a9cf7106fa4914f15c2be318
[INFO] running `Command { std: "docker" "start" "-a" "a1cf0905eadb2b070c76d4bd7914506abeb10c51a9cf7106fa4914f15c2be318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1cf0905eadb2b070c76d4bd7914506abeb10c51a9cf7106fa4914f15c2be318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1cf0905eadb2b070c76d4bd7914506abeb10c51a9cf7106fa4914f15c2be318", kill_on_drop: false }`
[INFO] [stdout] a1cf0905eadb2b070c76d4bd7914506abeb10c51a9cf7106fa4914f15c2be318
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 060172f141c0e9326f147b4ade2f0d23cfc1a0374faf7cc13d87dbc801e5ca4e
[INFO] running `Command { std: "docker" "start" "-a" "060172f141c0e9326f147b4ade2f0d23cfc1a0374faf7cc13d87dbc801e5ca4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling merkledb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "060172f141c0e9326f147b4ade2f0d23cfc1a0374faf7cc13d87dbc801e5ca4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "060172f141c0e9326f147b4ade2f0d23cfc1a0374faf7cc13d87dbc801e5ca4e", kill_on_drop: false }`
[INFO] [stdout] 060172f141c0e9326f147b4ade2f0d23cfc1a0374faf7cc13d87dbc801e5ca4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] d4ae13ba3c0165ed7ed5a38297c654addbf55dc9f61968020fe7204b9c69eb18
[INFO] running `Command { std: "docker" "start" "-a" "d4ae13ba3c0165ed7ed5a38297c654addbf55dc9f61968020fe7204b9c69eb18", kill_on_drop: false }`
[INFO] [stderr]    Compiling merkledb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "d4ae13ba3c0165ed7ed5a38297c654addbf55dc9f61968020fe7204b9c69eb18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4ae13ba3c0165ed7ed5a38297c654addbf55dc9f61968020fe7204b9c69eb18", kill_on_drop: false }`
[INFO] [stdout] d4ae13ba3c0165ed7ed5a38297c654addbf55dc9f61968020fe7204b9c69eb18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] c6144864a98f4774f894d3f97a43f351ee2f39db086358805873663f5afc4f20
[INFO] running `Command { std: "docker" "start" "-a" "c6144864a98f4774f894d3f97a43f351ee2f39db086358805873663f5afc4f20", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/merkledb-a12ca29ae51f7177)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests merkledb
[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" "c6144864a98f4774f894d3f97a43f351ee2f39db086358805873663f5afc4f20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6144864a98f4774f894d3f97a43f351ee2f39db086358805873663f5afc4f20", kill_on_drop: false }`
[INFO] [stdout] c6144864a98f4774f894d3f97a43f351ee2f39db086358805873663f5afc4f20