[INFO] fetching crate istanbul-oxide 0.0.31...
[INFO] testing istanbul-oxide-0.0.31 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate istanbul-oxide 0.0.31 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate istanbul-oxide 0.0.31
[INFO] finished tweaking crates.io crate istanbul-oxide 0.0.31
[INFO] tweaked toml for crates.io crate istanbul-oxide 0.0.31 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate istanbul-oxide 0.0.31 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 istanbul-oxide 0.0.31 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 223bec7bdbeb9b06014349ef97c49fca08956dde3c8977e4dbd627bea7f6e26c
[INFO] running `Command { std: "docker" "start" "-a" "223bec7bdbeb9b06014349ef97c49fca08956dde3c8977e4dbd627bea7f6e26c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "223bec7bdbeb9b06014349ef97c49fca08956dde3c8977e4dbd627bea7f6e26c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "223bec7bdbeb9b06014349ef97c49fca08956dde3c8977e4dbd627bea7f6e26c", kill_on_drop: false }`
[INFO] [stdout] 223bec7bdbeb9b06014349ef97c49fca08956dde3c8977e4dbd627bea7f6e26c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 8c7a20d6faeb6a7f82e6af7751f4864f31997cc300bcb2a5b9381f018ecf726a
[INFO] running `Command { std: "docker" "start" "-a" "8c7a20d6faeb6a7f82e6af7751f4864f31997cc300bcb2a5b9381f018ecf726a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling istanbul-oxide v0.0.31 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.47s
[INFO] running `Command { std: "docker" "inspect" "8c7a20d6faeb6a7f82e6af7751f4864f31997cc300bcb2a5b9381f018ecf726a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c7a20d6faeb6a7f82e6af7751f4864f31997cc300bcb2a5b9381f018ecf726a", kill_on_drop: false }`
[INFO] [stdout] 8c7a20d6faeb6a7f82e6af7751f4864f31997cc300bcb2a5b9381f018ecf726a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] efe9a766cfcee4aeee4a92ef3c73360c6213d900163a6eed51b4e30de63ba09e
[INFO] running `Command { std: "docker" "start" "-a" "efe9a766cfcee4aeee4a92ef3c73360c6213d900163a6eed51b4e30de63ba09e", kill_on_drop: false }`
[INFO] [stderr]    Compiling istanbul-oxide v0.0.31 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "efe9a766cfcee4aeee4a92ef3c73360c6213d900163a6eed51b4e30de63ba09e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efe9a766cfcee4aeee4a92ef3c73360c6213d900163a6eed51b4e30de63ba09e", kill_on_drop: false }`
[INFO] [stdout] efe9a766cfcee4aeee4a92ef3c73360c6213d900163a6eed51b4e30de63ba09e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e734fc456750c337f5bb9e320d9aa8b0e44f79120fa1a4d8f42af4f26b96a002
[INFO] running `Command { std: "docker" "start" "-a" "e734fc456750c337f5bb9e320d9aa8b0e44f79120fa1a4d8f42af4f26b96a002", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/istanbul_oxide-b7af6e3ff378796d)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test coverage_map::tests::should_able_to_return_file_coverage ... ok
[INFO] [stdout] test coverage_map::tests::should_able_to_merge_another_coverage_map ... ok
[INFO] [stdout] test coverage_map::tests::should_able_to_filter_coverage ... ok
[INFO] [stdout] test coverage_map::tests::should_return_coverage_summary_for_all_files ... ok
[INFO] [stdout] test coverage_summary::tests::should_able_to_create_empty ... ok
[INFO] [stdout] test file_coverage::tests::should_able_to_merge_another_file_with_different_starting_indices ... ok
[INFO] [stdout] test file_coverage::tests::merges_another_file_coverage_tracks_logical_truthiness ... ok
[INFO] [stdout] test coverage_summary::tests::should_able_to_merge ... ok
[INFO] [stdout] test file_coverage::tests::should_able_to_merge_another_file ... ok
[INFO] [stdout] test file_coverage::tests::should_allow_file_coverage_to_be_init_with_logical_truthiness ... ok
[INFO] [stdout] test file_coverage::tests::should_return_branch_coverage_by_line ... ok
[INFO] [stdout] test file_coverage::tests::should_reset_hits ... ok
[INFO] [stdout] test file_coverage::tests::should_return_branch_coverage_by_line_with_cobertura_branchmap_structure ... ok
[INFO] [stdout] test file_coverage::tests::should_return_uncovered_lines ... ok
[INFO] [stdout] test percent::tests::calculate_percentage_covered_and_total ... ok
[INFO] [stdout] test types::tests::branch_type_should_return_kebab_string ... ok
[INFO] [stdout] test percent::tests::calculate_percentage_with_precision ... ok
[INFO] [stdout] test file_coverage::tests::should_drop_data_while_merge ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests istanbul_oxide
[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" "e734fc456750c337f5bb9e320d9aa8b0e44f79120fa1a4d8f42af4f26b96a002", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e734fc456750c337f5bb9e320d9aa8b0e44f79120fa1a4d8f42af4f26b96a002", kill_on_drop: false }`
[INFO] [stdout] e734fc456750c337f5bb9e320d9aa8b0e44f79120fa1a4d8f42af4f26b96a002