[INFO] fetching crate dot-writer 0.1.4...
[INFO] testing dot-writer-0.1.4 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate dot-writer 0.1.4 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate dot-writer 0.1.4
[INFO] finished tweaking crates.io crate dot-writer 0.1.4
[INFO] tweaked toml for crates.io crate dot-writer 0.1.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dot-writer 0.1.4 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] 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 5377e79113a7230d09bdb003ba5df4bc1960115f4a3442dc814eff752f926b5d
[INFO] running `Command { std: "docker" "start" "-a" "5377e79113a7230d09bdb003ba5df4bc1960115f4a3442dc814eff752f926b5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5377e79113a7230d09bdb003ba5df4bc1960115f4a3442dc814eff752f926b5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5377e79113a7230d09bdb003ba5df4bc1960115f4a3442dc814eff752f926b5d", kill_on_drop: false }`
[INFO] [stdout] 5377e79113a7230d09bdb003ba5df4bc1960115f4a3442dc814eff752f926b5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b9442dedbbd8906d2b2d9a6b6a779bed9980d4a6385bd3601ef8f9ebfc03b6e7
[INFO] running `Command { std: "docker" "start" "-a" "b9442dedbbd8906d2b2d9a6b6a779bed9980d4a6385bd3601ef8f9ebfc03b6e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling dot-writer v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "b9442dedbbd8906d2b2d9a6b6a779bed9980d4a6385bd3601ef8f9ebfc03b6e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9442dedbbd8906d2b2d9a6b6a779bed9980d4a6385bd3601ef8f9ebfc03b6e7", kill_on_drop: false }`
[INFO] [stdout] b9442dedbbd8906d2b2d9a6b6a779bed9980d4a6385bd3601ef8f9ebfc03b6e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 44385707a3dcb5b15660d126d4f71305edcaf23c93c4a9844afd6cc819733409
[INFO] running `Command { std: "docker" "start" "-a" "44385707a3dcb5b15660d126d4f71305edcaf23c93c4a9844afd6cc819733409", kill_on_drop: false }`
[INFO] [stderr]    Compiling dot-writer v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "44385707a3dcb5b15660d126d4f71305edcaf23c93c4a9844afd6cc819733409", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44385707a3dcb5b15660d126d4f71305edcaf23c93c4a9844afd6cc819733409", kill_on_drop: false }`
[INFO] [stdout] 44385707a3dcb5b15660d126d4f71305edcaf23c93c4a9844afd6cc819733409
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 00b4d86847f60807959c6a93787195662f048265a03d82185709bb3d2170f04e
[INFO] running `Command { std: "docker" "start" "-a" "00b4d86847f60807959c6a93787195662f048265a03d82185709bb3d2170f04e", 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/dot_writer-636590dcc1385731)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test scope::test::test_manual_and_auto_nodes ... 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]      Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-e3980378ead089df)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]    Doc-tests dot_writer
[INFO] [stdout] test test_nested_subgraphs ... ok
[INFO] [stdout] test test_pretty_printing ... ok
[INFO] [stdout] test test_trivial_graphs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test src/scope.rs - scope::Scope<'d,'w>::node_auto (line 69) ... ok
[INFO] [stdout] test src/scope.rs - scope::Node<'d,'w>::id (line 284) ... ok
[INFO] [stdout] test src/scope.rs - scope::Scope<'d,'w>::edge (line 129) ... ok
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] test src/lib.rs - (line 71) ... ok
[INFO] [stdout] test src/scope.rs - scope::Scope<'d,'w>::edges (line 157) ... ok
[INFO] [stdout] test src/scope.rs - scope::EdgeList<'d,'w>::edge (line 231) ... ok
[INFO] [stdout] test src/scope.rs - scope::Scope<'d,'w>::node_named (line 100) ... ok
[INFO] [stdout] test src/lib.rs - (line 36) ... ok
[INFO] [stdout] test src/writer.rs - writer::DotWriter<'w>::write_string (line 131) ... ok
[INFO] [stdout] test src/writer.rs - writer::DotWriter<'w>::digraph (line 107) ... ok
[INFO] [stdout] test src/writer.rs - writer::DotWriter<'w>::set_pretty_print (line 41) ... ok
[INFO] [stdout] test src/writer.rs - writer::DotWriter<'w>::graph (line 87) ... ok
[INFO] [stdout] test src/writer.rs - writer::DotWriter<'w>::set_pretty_print (line 59) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.46s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "00b4d86847f60807959c6a93787195662f048265a03d82185709bb3d2170f04e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00b4d86847f60807959c6a93787195662f048265a03d82185709bb3d2170f04e", kill_on_drop: false }`
[INFO] [stdout] 00b4d86847f60807959c6a93787195662f048265a03d82185709bb3d2170f04e