[INFO] fetching crate merkle-root 1.1.0...
[INFO] testing merkle-root-1.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate merkle-root 1.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate merkle-root 1.1.0
[INFO] finished tweaking crates.io crate merkle-root 1.1.0
[INFO] tweaked toml for crates.io crate merkle-root 1.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate merkle-root 1.1.0 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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 27 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[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-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 148ffbe19605eb7b1e37799d8d2a676e92e22bde0841d356ae727985b27d04f9
[INFO] running `Command { std: "docker" "start" "-a" "148ffbe19605eb7b1e37799d8d2a676e92e22bde0841d356ae727985b27d04f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "148ffbe19605eb7b1e37799d8d2a676e92e22bde0841d356ae727985b27d04f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "148ffbe19605eb7b1e37799d8d2a676e92e22bde0841d356ae727985b27d04f9", kill_on_drop: false }`
[INFO] [stdout] 148ffbe19605eb7b1e37799d8d2a676e92e22bde0841d356ae727985b27d04f9
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0267d9b248d752036c515a25ed349219945a915b3e6460eb1fad628733984db7
[INFO] running `Command { std: "docker" "start" "-a" "0267d9b248d752036c515a25ed349219945a915b3e6460eb1fad628733984db7", kill_on_drop: false }`
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling merkle-root v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "0267d9b248d752036c515a25ed349219945a915b3e6460eb1fad628733984db7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0267d9b248d752036c515a25ed349219945a915b3e6460eb1fad628733984db7", kill_on_drop: false }`
[INFO] [stdout] 0267d9b248d752036c515a25ed349219945a915b3e6460eb1fad628733984db7
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7916d26bcfdcdcb99476af6ae448073968baa2b34449f2eece54a76bf2397eb1
[INFO] running `Command { std: "docker" "start" "-a" "7916d26bcfdcdcb99476af6ae448073968baa2b34449f2eece54a76bf2397eb1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling test-case-core v3.3.1
[INFO] [stderr]    Compiling test-case-macros v3.3.1
[INFO] [stderr]    Compiling test-case v3.3.1
[INFO] [stderr]    Compiling merkle-root v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.62s
[INFO] running `Command { std: "docker" "inspect" "7916d26bcfdcdcb99476af6ae448073968baa2b34449f2eece54a76bf2397eb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7916d26bcfdcdcb99476af6ae448073968baa2b34449f2eece54a76bf2397eb1", kill_on_drop: false }`
[INFO] [stdout] 7916d26bcfdcdcb99476af6ae448073968baa2b34449f2eece54a76bf2397eb1
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ef3561bab0693695b53f89827d6a4abefb4224c4bf79252eb14999a18ac4264a
[INFO] running `Command { std: "docker" "start" "-a" "ef3561bab0693695b53f89827d6a4abefb4224c4bf79252eb14999a18ac4264a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/merkle_root-a6c0dc633a6ffa3f)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test builder::tests::tests::test_empty ... ok
[INFO] [stdout] test builder::tests::tests::test_oneblock ... ok
[INFO] [stdout] test tree::tests::test_from_reader_empty ... ok
[INFO] [stdout] test builder::tests::test_unaligned_single_block ... ok
[INFO] [stdout] test tree::tests::test_from_walked_directory::test_empty ... ok
[INFO] [stdout] test tree::tests::test_from_reader_error_propagation ... ok
[INFO] [stdout] test tree::tests::test_from_walked_directory::test_two ... ok
[INFO] [stdout] test util::tests::test_hash_block_single ... ok
[INFO] [stdout] test tree::tests::test_from_walked_directory::test_three ... ok
[INFO] [stdout] test util::tests::test_hash_block_empty ... ok
[INFO] [stdout] test writer::tests::tests::test_empty ... ok
[INFO] [stdout] test writer::tests::tests::test_oneblock ... ok
[INFO] [stdout] test tree::tests::test_from_reader_oneblock ... ok
[INFO] [stdout] test util::tests::test_hash_hashes_zero_pad_same_length ... ok
[INFO] [stdout] test builder::tests::tests::test_small ... ok
[INFO] [stdout] test writer::tests::tests::test_small ... ok
[INFO] [stdout] test builder::tests::test_unaligned_n_block ... ok
[INFO] [stdout] test tree::tests::test_single_full_hash_block ... ok
[INFO] [stdout] test util::tests::test_hash_hashes_full_block ... ok
[INFO] [stdout] test builder::tests::tests::test_unaligned ... ok
[INFO] [stdout] test writer::tests::tests::test_large ... ok
[INFO] [stdout] test builder::tests::tests::test_large ... ok
[INFO] [stdout] test tree::tests::test_from_walked_directory::test_four ... ok
[INFO] [stdout] test writer::tests::tests::test_unaligned ... ok
[INFO] [stdout] test tree::tests::test_from_reader_unaligned ... ok
[INFO] [stdout] test builder::tests::test_fuchsia ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.12s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests merkle_root
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/util.rs - util::hash_hashes (line 76) ... ignored
[INFO] [stdout] test src/builder.rs - builder::MerkleTreeBuilder (line 14) ... ok
[INFO] [stdout] test src/tree.rs - tree::MerkleTree::from_reader (line 62) ... ok
[INFO] [stdout] test src/writer.rs - writer::MerkleTreeWriter (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ef3561bab0693695b53f89827d6a4abefb4224c4bf79252eb14999a18ac4264a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef3561bab0693695b53f89827d6a4abefb4224c4bf79252eb14999a18ac4264a", kill_on_drop: false }`
[INFO] [stdout] ef3561bab0693695b53f89827d6a4abefb4224c4bf79252eb14999a18ac4264a