[INFO] updating cached repository jdavidagudelo/cffi-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jdavidagudelo/cffi-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jdavidagudelo/cffi-rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/jdavidagudelo/cffi-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jdavidagudelo/cffi-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jdavidagudelo/cffi-rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jdavidagudelo/cffi-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jdavidagudelo/cffi-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 11ca6c043394866b569d68aed4af0185789cadc0
[INFO] sha for GitHub repo jdavidagudelo/cffi-rust: 11ca6c043394866b569d68aed4af0185789cadc0
[INFO] validating manifest of jdavidagudelo/cffi-rust on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jdavidagudelo/cffi-rust on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jdavidagudelo/cffi-rust
[INFO] finished frobbing jdavidagudelo/cffi-rust
[INFO] frobbed toml for jdavidagudelo/cffi-rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/jdavidagudelo/cffi-rust/Cargo.toml
[INFO] started frobbing jdavidagudelo/cffi-rust
[INFO] finished frobbing jdavidagudelo/cffi-rust
[INFO] frobbed toml for jdavidagudelo/cffi-rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jdavidagudelo/cffi-rust/Cargo.toml
[INFO] crate jdavidagudelo/cffi-rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing jdavidagudelo/cffi-rust against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jdavidagudelo/cffi-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 3d02fe1818f5f13d2f9cc965b1b35199ac801b0f094a75f4df9436c38a39a681
[INFO] running `"docker" "start" "-a" "3d02fe1818f5f13d2f9cc965b1b35199ac801b0f094a75f4df9436c38a39a681"`
[INFO] [stderr]    Compiling cffi_rust v0.1.0 (/opt/crater/workdir)
[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]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `"docker" "inspect" "3d02fe1818f5f13d2f9cc965b1b35199ac801b0f094a75f4df9436c38a39a681"`
[INFO] running `"docker" "rm" "-f" "3d02fe1818f5f13d2f9cc965b1b35199ac801b0f094a75f4df9436c38a39a681"`
[INFO] [stdout] 3d02fe1818f5f13d2f9cc965b1b35199ac801b0f094a75f4df9436c38a39a681
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jdavidagudelo/cffi-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0ed9656b6ef7f7a148cee4061af58e8258af296109a365b08c5fc52da1311b71
[INFO] running `"docker" "start" "-a" "0ed9656b6ef7f7a148cee4061af58e8258af296109a365b08c5fc52da1311b71"`
[INFO] [stderr]    Compiling cffi_rust v0.1.0 (/opt/crater/workdir)
[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]     Finished dev [unoptimized + debuginfo] target(s) in 1.97s
[INFO] running `"docker" "inspect" "0ed9656b6ef7f7a148cee4061af58e8258af296109a365b08c5fc52da1311b71"`
[INFO] running `"docker" "rm" "-f" "0ed9656b6ef7f7a148cee4061af58e8258af296109a365b08c5fc52da1311b71"`
[INFO] [stdout] 0ed9656b6ef7f7a148cee4061af58e8258af296109a365b08c5fc52da1311b71
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/jdavidagudelo/cffi-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 922144cd1a7ba86f0c51efa68ae81b57fc0cc276aa7d15dec48f9387d5724bdb
[INFO] running `"docker" "start" "-a" "922144cd1a7ba86f0c51efa68ae81b57fc0cc276aa7d15dec48f9387d5724bdb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/integers-c51b357015c98b77
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cffi_rust-d92327f95f97e224
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "922144cd1a7ba86f0c51efa68ae81b57fc0cc276aa7d15dec48f9387d5724bdb"`
[INFO] running `"docker" "rm" "-f" "922144cd1a7ba86f0c51efa68ae81b57fc0cc276aa7d15dec48f9387d5724bdb"`
[INFO] [stdout] 922144cd1a7ba86f0c51efa68ae81b57fc0cc276aa7d15dec48f9387d5724bdb