[INFO] fetching crate studiole-report 0.4.0...
[INFO] testing studiole-report-0.4.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate studiole-report 0.4.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate studiole-report 0.4.0
[INFO] finished tweaking crates.io crate studiole-report 0.4.0
[INFO] tweaked toml for crates.io crate studiole-report 0.4.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate studiole-report 0.4.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate studiole-report 0.4.0 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 267346818fb24227dca779051cc2bbc20ee37f7bc13cc87f6d933a1eab773b77
[INFO] running `Command { std: "docker" "start" "-a" "267346818fb24227dca779051cc2bbc20ee37f7bc13cc87f6d933a1eab773b77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "267346818fb24227dca779051cc2bbc20ee37f7bc13cc87f6d933a1eab773b77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "267346818fb24227dca779051cc2bbc20ee37f7bc13cc87f6d933a1eab773b77", kill_on_drop: false }`
[INFO] [stdout] 267346818fb24227dca779051cc2bbc20ee37f7bc13cc87f6d933a1eab773b77
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4f8cd29c12e59030018e9480330be2898cfe39a8b2507c3a713de3cf29b606f
[INFO] running `Command { std: "docker" "start" "-a" "f4f8cd29c12e59030018e9480330be2898cfe39a8b2507c3a713de3cf29b606f", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling miette-derive v7.6.0
[INFO] [stderr]    Compiling miette v7.6.0
[INFO] [stderr]    Compiling studiole-report v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.35s
[INFO] running `Command { std: "docker" "inspect" "f4f8cd29c12e59030018e9480330be2898cfe39a8b2507c3a713de3cf29b606f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4f8cd29c12e59030018e9480330be2898cfe39a8b2507c3a713de3cf29b606f", kill_on_drop: false }`
[INFO] [stdout] f4f8cd29c12e59030018e9480330be2898cfe39a8b2507c3a713de3cf29b606f
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b83178f46320480eaf8501a34b809fde5f87883c421507e411ddd235557866b8
[INFO] running `Command { std: "docker" "start" "-a" "b83178f46320480eaf8501a34b809fde5f87883c421507e411ddd235557866b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling similar v2.7.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling console v0.15.11
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]    Compiling insta v1.46.3
[INFO] [stderr]    Compiling studiole-report v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `ANSI_ESCAPE` is never used
[INFO] [stdout]   --> src/helpers/test_helpers.rs:23:7
[INFO] [stdout]    |
[INFO] [stdout] 23 | const ANSI_ESCAPE: char = '\x1B';
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `strip_ansi_codes` is never used
[INFO] [stdout]   --> src/helpers/test_helpers.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn strip_ansi_codes(input: &str) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.47s
[INFO] running `Command { std: "docker" "inspect" "b83178f46320480eaf8501a34b809fde5f87883c421507e411ddd235557866b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b83178f46320480eaf8501a34b809fde5f87883c421507e411ddd235557866b8", kill_on_drop: false }`
[INFO] [stdout] b83178f46320480eaf8501a34b809fde5f87883c421507e411ddd235557866b8
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 129379bc8d0a9c5198ccd3c84368baf6e53c59bcb4c33c1a0ffb3636b6ca146e
[INFO] running `Command { std: "docker" "start" "-a" "129379bc8d0a9c5198ccd3c84368baf6e53c59bcb4c33c1a0ffb3636b6ca146e", kill_on_drop: false }`
[INFO] [stderr] warning: constant `ANSI_ESCAPE` is never used
[INFO] [stderr]   --> src/helpers/test_helpers.rs:23:7
[INFO] [stderr]    |
[INFO] [stderr] 23 | const ANSI_ESCAPE: char = '\x1B';
[INFO] [stderr]    |       ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `strip_ansi_codes` is never used
[INFO] [stderr]   --> src/helpers/test_helpers.rs:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub fn strip_ansi_codes(input: &str) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `studiole-report` (lib test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/studiole_report-85a2baadc5866e12)
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test attachments::attach::tests::result_attach__attach_path ... ok
[INFO] [stdout] test attachments::attach::tests::result_attach__attach_with ... ok
[INFO] [stdout] test attachments::attach::tests::result_attach__on_ok ... ok
[INFO] [stdout] test attachments::attach::tests::result_attach__on_err ... ok
[INFO] [stdout] test attachments::attach::tests::result_attach__structured_error ... ok
[INFO] [stdout] test extensions::tests::result_ext_change_context__works_with_from ... ok
[INFO] [stdout] test helpers::type_helpers::tests::short_code__enum_variant ... ok
[INFO] [stdout] test helpers::type_helpers::tests::short_code__unit_struct ... ok
[INFO] [stdout] test report::tests::report_change_context__clears_additional ... ok
[INFO] [stdout] test extensions::tests::result_ext_change_context ... ok
[INFO] [stdout] test attachments::attach::tests::report_attach ... ok
[INFO] [stdout] test attachments::attach::tests::structured_error_attach ... ok
[INFO] [stdout] test report::tests::report_change_context__preserves_context ... ok
[INFO] [stdout] test report::tests::report_from__converts_error_via_question_mark ... ok
[INFO] [stdout] test report::tests::report_source__none_without_wrapping ... ok
[INFO] [stdout] test report::tests::report_source__set_after_change_context ... ok
[INFO] [stdout] test report::tests::structured_error_from ... ok
[INFO] [stdout] test structured_error::tests::structured_error_current_context ... ok
[INFO] [stderr]    Doc-tests studiole_report
[INFO] [stdout] test report::tests::report_debug__with_additional_and_source ... ok
[INFO] [stdout] test report::tests::report_debug__with_source ... ok
[INFO] [stdout] test report::tests::report_display__with_attach ... ok
[INFO] [stdout] test structured_error::tests::structured_error_diagnostic_code ... ok
[INFO] [stdout] test report::tests::report_debug ... ok
[INFO] [stdout] test report::tests::report_display__with_attach_with ... ok
[INFO] [stdout] test report::tests::report_display ... ok
[INFO] [stdout] test report::tests::report_attach_path ... ok
[INFO] [stdout] test structured_error::tests::structured_error_display ... ok
[INFO] [stdout] test structured_error::tests::structured_error_display__with_attach ... ok
[INFO] [stdout] test structured_error::tests::structured_error_debug__with_source ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[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" "129379bc8d0a9c5198ccd3c84368baf6e53c59bcb4c33c1a0ffb3636b6ca146e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "129379bc8d0a9c5198ccd3c84368baf6e53c59bcb4c33c1a0ffb3636b6ca146e", kill_on_drop: false }`
[INFO] [stdout] 129379bc8d0a9c5198ccd3c84368baf6e53c59bcb4c33c1a0ffb3636b6ca146e