[INFO] fetching crate z3_ref 0.1.4...
[INFO] testing z3_ref-0.1.4 against 1.54.0 for beta-1.55-1
[INFO] extracting crate z3_ref 0.1.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate z3_ref 0.1.4 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate z3_ref 0.1.4
[INFO] finished tweaking crates.io crate z3_ref 0.1.4
[INFO] tweaked toml for crates.io crate z3_ref 0.1.4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dced1db1363a7f56e6069b368bf04aaa14bb943e51d340938f3e74faeb361a7a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "dced1db1363a7f56e6069b368bf04aaa14bb943e51d340938f3e74faeb361a7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dced1db1363a7f56e6069b368bf04aaa14bb943e51d340938f3e74faeb361a7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dced1db1363a7f56e6069b368bf04aaa14bb943e51d340938f3e74faeb361a7a", kill_on_drop: false }`
[INFO] [stdout] dced1db1363a7f56e6069b368bf04aaa14bb943e51d340938f3e74faeb361a7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05b72a4ba101a7d38749f6d2ba521515752ca4ada2542fc4a2d3eaee62cf9d00
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "05b72a4ba101a7d38749f6d2ba521515752ca4ada2542fc4a2d3eaee62cf9d00", kill_on_drop: false }`
[INFO] [stderr]    Compiling bindgen v0.40.0
[INFO] [stderr]    Compiling clang-sys v0.23.0
[INFO] [stderr]    Compiling proc-macro2 v0.3.5
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling z3_ref v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0061]: this function takes 4 arguments but 2 arguments were supplied
[INFO] [stdout]    --> src/lib.rs:298:24
[INFO] [stdout]     |
[INFO] [stdout] 298 |         unsafe { match z::Z3_optimize_check(self.ctx(), self.solver()) {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^ ----------  ------------- supplied 2 arguments
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        expected 4 arguments
[INFO] [stdout]     |
[INFO] [stdout] note: function defined here
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/z3_ref-472b78636f51fcc5/out/bindings.rs:3:125379
[INFO] [stdout]     |
[INFO] [stdout] 3   | ... : Z3_context , d : Z3_optimize ) ; } extern "C" { pub fn Z3_optimize_check ( c : Z3_context , o : Z3_optimize , num_assumptions : :: ...
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `z3_ref`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "05b72a4ba101a7d38749f6d2ba521515752ca4ada2542fc4a2d3eaee62cf9d00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05b72a4ba101a7d38749f6d2ba521515752ca4ada2542fc4a2d3eaee62cf9d00", kill_on_drop: false }`
[INFO] [stdout] 05b72a4ba101a7d38749f6d2ba521515752ca4ada2542fc4a2d3eaee62cf9d00
