[INFO] fetching crate libz-rs-sys-cdylib 0.5.2...
[INFO] testing libz-rs-sys-cdylib-0.5.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate libz-rs-sys-cdylib 0.5.2 into /workspace/builds/worker-7-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-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate libz-rs-sys-cdylib 0.5.2 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88c36738b92d5007dbdfee0658146724082047424691aa7c3a5c1f9a6c52606b
[INFO] running `Command { std: "docker" "start" "-a" "88c36738b92d5007dbdfee0658146724082047424691aa7c3a5c1f9a6c52606b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88c36738b92d5007dbdfee0658146724082047424691aa7c3a5c1f9a6c52606b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88c36738b92d5007dbdfee0658146724082047424691aa7c3a5c1f9a6c52606b", kill_on_drop: false }`
[INFO] [stdout] 88c36738b92d5007dbdfee0658146724082047424691aa7c3a5c1f9a6c52606b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec1ae09283b2ab28728ce908b4f32ee63a924ff4c152af99a13da094115ed5db
[INFO] running `Command { std: "docker" "start" "-a" "ec1ae09283b2ab28728ce908b4f32ee63a924ff4c152af99a13da094115ed5db", 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 5.13s
[INFO] running `Command { std: "docker" "inspect" "ec1ae09283b2ab28728ce908b4f32ee63a924ff4c152af99a13da094115ed5db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec1ae09283b2ab28728ce908b4f32ee63a924ff4c152af99a13da094115ed5db", kill_on_drop: false }`
[INFO] [stdout] ec1ae09283b2ab28728ce908b4f32ee63a924ff4c152af99a13da094115ed5db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36f2b51445ee7439cbbb396bb5ca70d0a81ffbb5b29193f8461501e889ec26c0
[INFO] running `Command { std: "docker" "start" "-a" "36f2b51445ee7439cbbb396bb5ca70d0a81ffbb5b29193f8461501e889ec26c0", 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" "36f2b51445ee7439cbbb396bb5ca70d0a81ffbb5b29193f8461501e889ec26c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36f2b51445ee7439cbbb396bb5ca70d0a81ffbb5b29193f8461501e889ec26c0", kill_on_drop: false }`
[INFO] [stdout] 36f2b51445ee7439cbbb396bb5ca70d0a81ffbb5b29193f8461501e889ec26c0