[INFO] fetching crate libz-rs-sys-cdylib 0.5.2...
[INFO] testing libz-rs-sys-cdylib-0.5.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate libz-rs-sys-cdylib 0.5.2 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate libz-rs-sys-cdylib 0.5.2
[INFO] finished tweaking crates.io crate libz-rs-sys-cdylib 0.5.2
[INFO] tweaked toml for crates.io crate libz-rs-sys-cdylib 0.5.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate libz-rs-sys-cdylib 0.5.2 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate libz-rs-sys-cdylib 0.5.2 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 267fbf9d4d9b4fc3daa66ca2348ca2879a985ce19222f3ec701e4745bc07e43c
[INFO] running `Command { std: "docker" "start" "-a" "267fbf9d4d9b4fc3daa66ca2348ca2879a985ce19222f3ec701e4745bc07e43c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "267fbf9d4d9b4fc3daa66ca2348ca2879a985ce19222f3ec701e4745bc07e43c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "267fbf9d4d9b4fc3daa66ca2348ca2879a985ce19222f3ec701e4745bc07e43c", kill_on_drop: false }`
[INFO] [stdout] 267fbf9d4d9b4fc3daa66ca2348ca2879a985ce19222f3ec701e4745bc07e43c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c785e691a9ec6e217314fee5d402e4a82c28d8ac888abd3520b1c941525d468f
[INFO] running `Command { std: "docker" "start" "-a" "c785e691a9ec6e217314fee5d402e4a82c28d8ac888abd3520b1c941525d468f", kill_on_drop: false }`
[INFO] [stderr]    Compiling zlib-rs v0.5.2
[INFO] [stderr]    Compiling libz-rs-sys v0.5.2
[INFO] [stderr]    Compiling libz-rs-sys-cdylib v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.04s
[INFO] running `Command { std: "docker" "inspect" "c785e691a9ec6e217314fee5d402e4a82c28d8ac888abd3520b1c941525d468f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c785e691a9ec6e217314fee5d402e4a82c28d8ac888abd3520b1c941525d468f", kill_on_drop: false }`
[INFO] [stdout] c785e691a9ec6e217314fee5d402e4a82c28d8ac888abd3520b1c941525d468f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 963a71f127f51d7aa386ca2ae63764f32185f884da21bb38cbe6effa55a752b1
[INFO] running `Command { std: "docker" "start" "-a" "963a71f127f51d7aa386ca2ae63764f32185f884da21bb38cbe6effa55a752b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling zlib-rs v0.5.2
[INFO] [stderr]    Compiling libz-rs-sys v0.5.2
[INFO] [stderr]    Compiling libz-rs-sys-cdylib v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: panic="abort" is mandatory because unwinding to C is undefined behavior
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | compile_error!("panic=\"abort\" is mandatory because unwinding to C is undefined behavior");
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libz-rs-sys-cdylib` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "963a71f127f51d7aa386ca2ae63764f32185f884da21bb38cbe6effa55a752b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "963a71f127f51d7aa386ca2ae63764f32185f884da21bb38cbe6effa55a752b1", kill_on_drop: false }`
[INFO] [stdout] 963a71f127f51d7aa386ca2ae63764f32185f884da21bb38cbe6effa55a752b1
