[INFO] fetching crate stackerror 0.7.0...
[INFO] testing stackerror-0.7.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate stackerror 0.7.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate stackerror 0.7.0
[INFO] finished tweaking crates.io crate stackerror 0.7.0
[INFO] tweaked toml for crates.io crate stackerror 0.7.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stackerror 0.7.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate stackerror 0.7.0 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" "+beta-2026-04-21" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5c7d3e695891b1ee443c5d7a98aba42a748702db31081eebf29f4289bb1284c
[INFO] running `Command { std: "docker" "start" "-a" "c5c7d3e695891b1ee443c5d7a98aba42a748702db31081eebf29f4289bb1284c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5c7d3e695891b1ee443c5d7a98aba42a748702db31081eebf29f4289bb1284c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5c7d3e695891b1ee443c5d7a98aba42a748702db31081eebf29f4289bb1284c", kill_on_drop: false }`
[INFO] [stdout] c5c7d3e695891b1ee443c5d7a98aba42a748702db31081eebf29f4289bb1284c
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c19c4ecf69a1a088283e211d95b00c9fcca3039933e17dc8836afba73e5a5ef3
[INFO] running `Command { std: "docker" "start" "-a" "c19c4ecf69a1a088283e211d95b00c9fcca3039933e17dc8836afba73e5a5ef3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.87
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling stackerror-impl v0.7.0
[INFO] [stderr]    Compiling stackerror v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.06s
[INFO] running `Command { std: "docker" "inspect" "c19c4ecf69a1a088283e211d95b00c9fcca3039933e17dc8836afba73e5a5ef3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c19c4ecf69a1a088283e211d95b00c9fcca3039933e17dc8836afba73e5a5ef3", kill_on_drop: false }`
[INFO] [stdout] c19c4ecf69a1a088283e211d95b00c9fcca3039933e17dc8836afba73e5a5ef3
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3364cc7b4a66b57ce4d09373a02b612b13e42d19de4d00015b19d61ff2292da6
[INFO] running `Command { std: "docker" "start" "-a" "3364cc7b4a66b57ce4d09373a02b612b13e42d19de4d00015b19d61ff2292da6", kill_on_drop: false }`
[INFO] [stderr]    Compiling stackerror v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "3364cc7b4a66b57ce4d09373a02b612b13e42d19de4d00015b19d61ff2292da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3364cc7b4a66b57ce4d09373a02b612b13e42d19de4d00015b19d61ff2292da6", kill_on_drop: false }`
[INFO] [stdout] 3364cc7b4a66b57ce4d09373a02b612b13e42d19de4d00015b19d61ff2292da6
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 48b95b0d8f4af07823027f05025e88952b722c4f3366a3fb0fe960d47e343552
[INFO] running `Command { std: "docker" "start" "-a" "48b95b0d8f4af07823027f05025e88952b722c4f3366a3fb0fe960d47e343552", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stackerror-e8651065c7b95885)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test codes::tests::http_roundtrip ... ok
[INFO] [stdout] test codes::tests::io_roundtrip ... ok
[INFO] [stdout] test tests::test_custom_builds_empty ... ok
[INFO] [stdout] test macros::tests::test_fmt_lo ... ok
[INFO] [stdout] test tests::test_custom_builds_from_msg ... ok
[INFO] [stdout] test tests::test_custom_has_code ... ok
[INFO] [stdout] test tests::test_custom_has_uri ... ok
[INFO] [stdout] test tests::test_custom_has_err ... ok
[INFO] [stdout] test tests::test_custom_stacks ... ok
[INFO] [stdout] test tests::test_error_builds_empty ... ok
[INFO] [stdout] test tests::test_error_has_code ... ok
[INFO] [stdout] test tests::test_error_builds_from_msg ... ok
[INFO] [stdout] test tests::test_error_has_uri ... ok
[INFO] [stdout] test tests::test_error_has_err ... ok
[INFO] [stdout] test tests::test_error_stacks ... ok
[INFO] [stdout] test tests::test_from_std_io_for_custom_error ... ok
[INFO] [stdout] test tests::test_from_std_io_for_stackerror ... ok
[INFO] [stdout] test codes::tests::http_unknown ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "48b95b0d8f4af07823027f05025e88952b722c4f3366a3fb0fe960d47e343552", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48b95b0d8f4af07823027f05025e88952b722c4f3366a3fb0fe960d47e343552", kill_on_drop: false }`
[INFO] [stdout] 48b95b0d8f4af07823027f05025e88952b722c4f3366a3fb0fe960d47e343552
