[INFO] fetching crate swisskit-core 0.0.0...
[INFO] testing swisskit-core-0.0.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate swisskit-core 0.0.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate swisskit-core 0.0.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate swisskit-core 0.0.0
[INFO] tweaked toml for crates.io crate swisskit-core 0.0.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate swisskit-core 0.0.0 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 swisskit-core 0.0.0 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 9e6b8646b952d1d13ffe8b9f3d49f5906387419a1ccd0c19a3c25b33a922d20d
[INFO] running `Command { std: "docker" "start" "-a" "9e6b8646b952d1d13ffe8b9f3d49f5906387419a1ccd0c19a3c25b33a922d20d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e6b8646b952d1d13ffe8b9f3d49f5906387419a1ccd0c19a3c25b33a922d20d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e6b8646b952d1d13ffe8b9f3d49f5906387419a1ccd0c19a3c25b33a922d20d", kill_on_drop: false }`
[INFO] [stdout] 9e6b8646b952d1d13ffe8b9f3d49f5906387419a1ccd0c19a3c25b33a922d20d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 85399874ce43b84666ff9a2f2b8183818245780cc2defff02806fa00be774207
[INFO] running `Command { std: "docker" "start" "-a" "85399874ce43b84666ff9a2f2b8183818245780cc2defff02806fa00be774207", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.104
[INFO] [stderr]    Compiling libc v0.2.179
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling smol_str v0.3.4
[INFO] [stderr]    Compiling syn v2.0.113
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling flume v0.11.1
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling swisskit-core v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.19s
[INFO] running `Command { std: "docker" "inspect" "85399874ce43b84666ff9a2f2b8183818245780cc2defff02806fa00be774207", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85399874ce43b84666ff9a2f2b8183818245780cc2defff02806fa00be774207", kill_on_drop: false }`
[INFO] [stdout] 85399874ce43b84666ff9a2f2b8183818245780cc2defff02806fa00be774207
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 52ace2363d15ea560c0c988becbddf004b423122b927f3cf937ae580843339c7
[INFO] running `Command { std: "docker" "start" "-a" "52ace2363d15ea560c0c988becbddf004b423122b927f3cf937ae580843339c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.179
[INFO] [stderr]    Compiling zerocopy v0.8.31
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling tempfile v3.24.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling rand_xorshift v0.4.0
[INFO] [stderr]    Compiling flume v0.11.1
[INFO] [stderr]    Compiling rusty-fork v0.3.1
[INFO] [stderr]    Compiling swisskit-core v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling proptest v1.9.0
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.77s
[INFO] running `Command { std: "docker" "inspect" "52ace2363d15ea560c0c988becbddf004b423122b927f3cf937ae580843339c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52ace2363d15ea560c0c988becbddf004b423122b927f3cf937ae580843339c7", kill_on_drop: false }`
[INFO] [stdout] 52ace2363d15ea560c0c988becbddf004b423122b927f3cf937ae580843339c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] f73b9b03e429a96319506e6ca64a74e24742d36a3f39c906b76b1537b0ac070f
[INFO] running `Command { std: "docker" "start" "-a" "f73b9b03e429a96319506e6ca64a74e24742d36a3f39c906b76b1537b0ac070f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/swisskit_core-5747f9913f2fec6b)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] Hello, Rust.
[INFO] [stdout] Hello, Rust.
[INFO] [stderr]      Running tests/span_fuzzing.rs (/opt/rustwide/target/debug/deps/span_fuzzing-29e7e079bec6955b)
[INFO] [stdout] Hello, Rust.Hello, Rust.test span::tests::makes_span ... ok
[INFO] [stdout] test span::tests::merges_two_spans ... ok
[INFO] [stdout] test span::tests::makes_zero_span ... ok
[INFO] [stdout] test span::tests::makes_span_panic - should panic ... ok
[INFO] [stdout] test io::test_println ... ok
[INFO] [stdout] test io::test_tprintln ... ok
[INFO] [stdout] test io::test_tprint ... ok
[INFO] [stdout] test io::test_print ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.45s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test merge_spans_should_not_panic ... ok
[INFO] [stdout] test merged_span_contains_both_spans ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f73b9b03e429a96319506e6ca64a74e24742d36a3f39c906b76b1537b0ac070f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f73b9b03e429a96319506e6ca64a74e24742d36a3f39c906b76b1537b0ac070f", kill_on_drop: false }`
[INFO] [stdout] f73b9b03e429a96319506e6ca64a74e24742d36a3f39c906b76b1537b0ac070f
