[INFO] fetching crate villa01-data-structures 0.2.0...
[INFO] testing villa01-data-structures-0.2.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate villa01-data-structures 0.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate villa01-data-structures 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate villa01-data-structures 0.2.0
[INFO] tweaked toml for crates.io crate villa01-data-structures 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate villa01-data-structures 0.2.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] fa40f66f2cc953d0582d79958612289113d8456c09489c9b23e20f78ee472c68
[INFO] running `Command { std: "docker" "start" "-a" "fa40f66f2cc953d0582d79958612289113d8456c09489c9b23e20f78ee472c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa40f66f2cc953d0582d79958612289113d8456c09489c9b23e20f78ee472c68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa40f66f2cc953d0582d79958612289113d8456c09489c9b23e20f78ee472c68", kill_on_drop: false }`
[INFO] [stdout] fa40f66f2cc953d0582d79958612289113d8456c09489c9b23e20f78ee472c68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ab818fecee2e52fbdb7fca4a569c86efe4bdf4d4b8e13ed1960ee589b46b8630
[INFO] running `Command { std: "docker" "start" "-a" "ab818fecee2e52fbdb7fca4a569c86efe4bdf4d4b8e13ed1960ee589b46b8630", kill_on_drop: false }`
[INFO] [stderr]    Compiling villa01-data-structures v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "ab818fecee2e52fbdb7fca4a569c86efe4bdf4d4b8e13ed1960ee589b46b8630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab818fecee2e52fbdb7fca4a569c86efe4bdf4d4b8e13ed1960ee589b46b8630", kill_on_drop: false }`
[INFO] [stdout] ab818fecee2e52fbdb7fca4a569c86efe4bdf4d4b8e13ed1960ee589b46b8630
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8714ad7c3aa5d241ff5e7e1fc08a17ccb3cdd2b7b8184b054e9c3b1830e0c0de
[INFO] running `Command { std: "docker" "start" "-a" "8714ad7c3aa5d241ff5e7e1fc08a17ccb3cdd2b7b8184b054e9c3b1830e0c0de", kill_on_drop: false }`
[INFO] [stderr]    Compiling villa01-data-structures v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "8714ad7c3aa5d241ff5e7e1fc08a17ccb3cdd2b7b8184b054e9c3b1830e0c0de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8714ad7c3aa5d241ff5e7e1fc08a17ccb3cdd2b7b8184b054e9c3b1830e0c0de", kill_on_drop: false }`
[INFO] [stdout] 8714ad7c3aa5d241ff5e7e1fc08a17ccb3cdd2b7b8184b054e9c3b1830e0c0de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c4138539393a9f982674f3dcb715469afb832880fe950ff46169f6c71250fd5e
[INFO] running `Command { std: "docker" "start" "-a" "c4138539393a9f982674f3dcb715469afb832880fe950ff46169f6c71250fd5e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/villa01_data_structures-7ac74bb65d94f762)
[INFO] [stdout] 
[INFO] [stdout] running 70 tests
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/villa01_data_structures-7ac74bb65d94f762` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "c4138539393a9f982674f3dcb715469afb832880fe950ff46169f6c71250fd5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4138539393a9f982674f3dcb715469afb832880fe950ff46169f6c71250fd5e", kill_on_drop: false }`
[INFO] [stdout] c4138539393a9f982674f3dcb715469afb832880fe950ff46169f6c71250fd5e
