[INFO] cloning repository https://github.com/jdavidagudelo/cffi-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jdavidagudelo/cffi-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjdavidagudelo%2Fcffi-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjdavidagudelo%2Fcffi-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 11ca6c043394866b569d68aed4af0185789cadc0
[INFO] testing jdavidagudelo/cffi-rust against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjdavidagudelo%2Fcffi-rust" "/workspace/builds/worker-52/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-52/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jdavidagudelo/cffi-rust on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jdavidagudelo/cffi-rust
[INFO] finished tweaking git repo https://github.com/jdavidagudelo/cffi-rust
[INFO] tweaked toml for git repo https://github.com/jdavidagudelo/cffi-rust written to /workspace/builds/worker-52/source/Cargo.toml
[INFO] crate git repo https://github.com/jdavidagudelo/cffi-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89860bcdcc8659203b66c180e6c4ceb890c2e902102041ef293829fd82514b03
[INFO] running `Command { std: "docker" "start" "-a" "89860bcdcc8659203b66c180e6c4ceb890c2e902102041ef293829fd82514b03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89860bcdcc8659203b66c180e6c4ceb890c2e902102041ef293829fd82514b03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89860bcdcc8659203b66c180e6c4ceb890c2e902102041ef293829fd82514b03", kill_on_drop: false }`
[INFO] [stdout] 89860bcdcc8659203b66c180e6c4ceb890c2e902102041ef293829fd82514b03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebc8c6810b64a67e0a23e64b6e652af1124a111aae1e9d69eabb44fc6ba9f0dc
[INFO] running `Command { std: "docker" "start" "-a" "ebc8c6810b64a67e0a23e64b6e652af1124a111aae1e9d69eabb44fc6ba9f0dc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling cffi_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `c_uint`
[INFO] [stdout]  --> src/lib.rs:2:47
[INFO] [stdout]   |
[INFO] [stdout] 2 | use libc::{c_char, uint32_t, uint8_t, size_t, c_uint};
[INFO] [stdout]   |                                               ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.83s
[INFO] running `Command { std: "docker" "inspect" "ebc8c6810b64a67e0a23e64b6e652af1124a111aae1e9d69eabb44fc6ba9f0dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebc8c6810b64a67e0a23e64b6e652af1124a111aae1e9d69eabb44fc6ba9f0dc", kill_on_drop: false }`
[INFO] [stdout] ebc8c6810b64a67e0a23e64b6e652af1124a111aae1e9d69eabb44fc6ba9f0dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fc1e93c0add9c6f51b2b9e6c68a79fe1cc0219c53394db37be6209376d91e32
[INFO] running `Command { std: "docker" "start" "-a" "8fc1e93c0add9c6f51b2b9e6c68a79fe1cc0219c53394db37be6209376d91e32", kill_on_drop: false }`
[INFO] [stderr]    Compiling cffi_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `c_uint`
[INFO] [stdout]  --> src/lib.rs:2:47
[INFO] [stdout]   |
[INFO] [stdout] 2 | use libc::{c_char, uint32_t, uint8_t, size_t, c_uint};
[INFO] [stdout]   |                                               ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "8fc1e93c0add9c6f51b2b9e6c68a79fe1cc0219c53394db37be6209376d91e32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fc1e93c0add9c6f51b2b9e6c68a79fe1cc0219c53394db37be6209376d91e32", kill_on_drop: false }`
[INFO] [stdout] 8fc1e93c0add9c6f51b2b9e6c68a79fe1cc0219c53394db37be6209376d91e32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0246eaad264adf501f0d237dbbeb10972007f4b97ad33d9390054c321ebb3f5f
[INFO] running `Command { std: "docker" "start" "-a" "0246eaad264adf501f0d237dbbeb10972007f4b97ad33d9390054c321ebb3f5f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `c_uint`
[INFO] [stderr]  --> src/lib.rs:2:47
[INFO] [stderr]   |
[INFO] [stderr] 2 | use libc::{c_char, uint32_t, uint8_t, size_t, c_uint};
[INFO] [stderr]   |                                               ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `cffi_rust` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.47s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/integers-637da06ad20dcd2b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cffi_rust-0757c2453af45cc9)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0246eaad264adf501f0d237dbbeb10972007f4b97ad33d9390054c321ebb3f5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0246eaad264adf501f0d237dbbeb10972007f4b97ad33d9390054c321ebb3f5f", kill_on_drop: false }`
[INFO] [stdout] 0246eaad264adf501f0d237dbbeb10972007f4b97ad33d9390054c321ebb3f5f