[INFO] fetching crate libz-rs-sys-cdylib 0.6.3...
[INFO] testing libz-rs-sys-cdylib-0.6.3 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate libz-rs-sys-cdylib 0.6.3 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate libz-rs-sys-cdylib 0.6.3
[INFO] finished tweaking crates.io crate libz-rs-sys-cdylib 0.6.3
[INFO] tweaked toml for crates.io crate libz-rs-sys-cdylib 0.6.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate libz-rs-sys-cdylib 0.6.3 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate libz-rs-sys-cdylib 0.6.3 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ce8e9a1ef3260f1fb4c47ea59ffd920046ac6dfca4b8b55e8422b220decf509
[INFO] running `Command { std: "docker" "start" "-a" "7ce8e9a1ef3260f1fb4c47ea59ffd920046ac6dfca4b8b55e8422b220decf509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ce8e9a1ef3260f1fb4c47ea59ffd920046ac6dfca4b8b55e8422b220decf509", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ce8e9a1ef3260f1fb4c47ea59ffd920046ac6dfca4b8b55e8422b220decf509", kill_on_drop: false }`
[INFO] [stdout] 7ce8e9a1ef3260f1fb4c47ea59ffd920046ac6dfca4b8b55e8422b220decf509
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5cd2339948aa8c5243b6560371f5f0e93c3e2528d420eaffd097fd957e2c21d1
[INFO] running `Command { std: "docker" "start" "-a" "5cd2339948aa8c5243b6560371f5f0e93c3e2528d420eaffd097fd957e2c21d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling zlib-rs v0.6.3
[INFO] [stderr]    Compiling libz-rs-sys v0.6.3
[INFO] [stderr]    Compiling libz-rs-sys-cdylib v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.47s
[INFO] running `Command { std: "docker" "inspect" "5cd2339948aa8c5243b6560371f5f0e93c3e2528d420eaffd097fd957e2c21d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cd2339948aa8c5243b6560371f5f0e93c3e2528d420eaffd097fd957e2c21d1", kill_on_drop: false }`
[INFO] [stdout] 5cd2339948aa8c5243b6560371f5f0e93c3e2528d420eaffd097fd957e2c21d1
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c7df610e994f2cfd5fd7087a90dc30b4ce5cbfdb5d7edecc8b9ada5a46ff682
[INFO] running `Command { std: "docker" "start" "-a" "7c7df610e994f2cfd5fd7087a90dc30b4ce5cbfdb5d7edecc8b9ada5a46ff682", kill_on_drop: false }`
[INFO] [stderr]    Compiling zlib-rs v0.6.3
[INFO] [stderr]    Compiling libz-rs-sys v0.6.3
[INFO] [stderr]    Compiling libz-rs-sys-cdylib v0.6.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: panic="abort" is mandatory because unwinding to C is undefined behavior
[INFO] [stdout]  --> src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | 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" "7c7df610e994f2cfd5fd7087a90dc30b4ce5cbfdb5d7edecc8b9ada5a46ff682", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c7df610e994f2cfd5fd7087a90dc30b4ce5cbfdb5d7edecc8b9ada5a46ff682", kill_on_drop: false }`
[INFO] [stdout] 7c7df610e994f2cfd5fd7087a90dc30b4ce5cbfdb5d7edecc8b9ada5a46ff682