[INFO] fetching crate shuttle 0.9.1...
[INFO] testing shuttle-0.9.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate shuttle 0.9.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate shuttle 0.9.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate shuttle 0.9.1
[INFO] tweaked toml for crates.io crate shuttle 0.9.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate shuttle 0.9.1 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 shuttle 0.9.1 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-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d3193fab2adef143d93bf4af1dc75e1722bb79c87a8ee57a2b1a08309a342cc
[INFO] running `Command { std: "docker" "start" "-a" "5d3193fab2adef143d93bf4af1dc75e1722bb79c87a8ee57a2b1a08309a342cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d3193fab2adef143d93bf4af1dc75e1722bb79c87a8ee57a2b1a08309a342cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d3193fab2adef143d93bf4af1dc75e1722bb79c87a8ee57a2b1a08309a342cc", kill_on_drop: false }`
[INFO] [stdout] 5d3193fab2adef143d93bf4af1dc75e1722bb79c87a8ee57a2b1a08309a342cc
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 597c033cf9d7e7882f0680928a8a859a7b4a8c908775edf4a9a0612db49f028a
[INFO] running `Command { std: "docker" "start" "-a" "597c033cf9d7e7882f0680928a8a859a7b4a8c908775edf4a9a0612db49f028a", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling corosensei v0.3.3
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling assoc v0.1.3
[INFO] [stderr]    Compiling const-siphasher v1.0.2
[INFO] [stderr]    Compiling owo-colors v3.5.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_pcg v0.3.1
[INFO] [stderr]    Compiling rand v0.8.6
[INFO] [stderr]    Compiling shuttle v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.39s
[INFO] running `Command { std: "docker" "inspect" "597c033cf9d7e7882f0680928a8a859a7b4a8c908775edf4a9a0612db49f028a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "597c033cf9d7e7882f0680928a8a859a7b4a8c908775edf4a9a0612db49f028a", kill_on_drop: false }`
[INFO] [stdout] 597c033cf9d7e7882f0680928a8a859a7b4a8c908775edf4a9a0612db49f028a
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6bb2b77e44583308020ba1784fb8b180db0d1aca5a0cc2bb2a58fbd024dd8cc
[INFO] running `Command { std: "docker" "start" "-a" "a6bb2b77e44583308020ba1784fb8b180db0d1aca5a0cc2bb2a58fbd024dd8cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling zerocopy-derive v0.8.48
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling futures-core v0.3.32
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling target-triple v1.0.0
[INFO] [stderr]    Compiling winnow v1.0.2
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling toml_parser v1.1.2+spec-1.1.0
[INFO] [stderr]    Compiling serde_spanned v1.1.1
[INFO] [stderr]    Compiling test-log-core v0.2.20
[INFO] [stderr]    Compiling bit-vec v0.8.0
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling toml_writer v1.1.1+spec-1.1.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling rusty-fork v0.3.1
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]    Compiling toml v1.1.2+spec-1.1.0
[INFO] [stderr]    Compiling test-log-macros v0.2.20
[INFO] [stderr]    Compiling tracing-subscriber v0.3.23
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling rand v0.9.4
[INFO] [stderr]    Compiling rand_xorshift v0.4.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling pin-project-internal v1.1.11
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling trybuild v1.0.116
[INFO] [stderr]    Compiling test-log v0.2.20
[INFO] [stderr]    Compiling proptest-derive v0.5.1
[INFO] [stderr]    Compiling futures-executor v0.3.32
[INFO] [stderr]    Compiling pin-project v1.1.11
[INFO] [stderr]    Compiling futures v0.3.32
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling proptest v1.11.0
[INFO] [stderr]    Compiling rand v0.8.6
[INFO] [stderr]    Compiling criterion v0.4.0
[INFO] [stderr]    Compiling shuttle v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `shuttle` (test "mod")
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2026-04-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name mod --edition=2021 tests/mod.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("annotation", "bench-no-vector-clocks", "default", "vector-clocks"))' -C metadata=e2007e107aa4f17c -C extra-filename=-d57b79e87a76a077 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern assoc=/opt/rustwide/target/debug/deps/libassoc-4f15a3a6d31ea029.rlib --extern bitvec=/opt/rustwide/target/debug/deps/libbitvec-7e12ee09616fed10.rlib --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-73907a425b6e514e.rlib --extern const_siphasher=/opt/rustwide/target/debug/deps/libconst_siphasher-9738276203bf940a.rlib --extern corosensei=/opt/rustwide/target/debug/deps/libcorosensei-650e993a260f4360.rlib --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-add5ad8fa08002b3.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-5693aba002ad107a.rlib --extern hex=/opt/rustwide/target/debug/deps/libhex-aa11f1b7b510398f.rlib --extern owo_colors=/opt/rustwide/target/debug/deps/libowo_colors-19409653aa55711a.rlib --extern pin_project=/opt/rustwide/target/debug/deps/libpin_project-ece20eaef334004d.rlib --extern proptest=/opt/rustwide/target/debug/deps/libproptest-c5a8706255fdc3cb.rlib --extern proptest_derive=/opt/rustwide/target/debug/deps/libproptest_derive-fefb9ad0136aec7d.so --extern rand=/opt/rustwide/target/debug/deps/librand-e5152257499205dd.rlib --extern rand_core=/opt/rustwide/target/debug/deps/librand_core-a579c1051c84bc61.rlib --extern rand_pcg=/opt/rustwide/target/debug/deps/librand_pcg-b5f70a89ec54ba05.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-84163c790ef73b38.rlib --extern scoped_tls=/opt/rustwide/target/debug/deps/libscoped_tls-f089a87328b30a18.rlib --extern shuttle=/opt/rustwide/target/debug/deps/libshuttle-0d3647de417720ac.rlib --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-695d630f41d8414d.rlib --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-442ec17f18ceca22.rlib --extern test_log=/opt/rustwide/target/debug/deps/libtest_log-30fbcb81e87aa374.rlib --extern tracing=/opt/rustwide/target/debug/deps/libtracing-ac3c6f6a81f0025d.rlib --extern tracing_subscriber=/opt/rustwide/target/debug/deps/libtracing_subscriber-268cfb11e7704542.rlib --extern trybuild=/opt/rustwide/target/debug/deps/libtrybuild-af52286e5baaaec5.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "a6bb2b77e44583308020ba1784fb8b180db0d1aca5a0cc2bb2a58fbd024dd8cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6bb2b77e44583308020ba1784fb8b180db0d1aca5a0cc2bb2a58fbd024dd8cc", kill_on_drop: false }`
[INFO] [stdout] a6bb2b77e44583308020ba1784fb8b180db0d1aca5a0cc2bb2a58fbd024dd8cc
