[INFO] cloning repository segfo/rust_c_ffi_sample
[INFO] running `"git" "clone" "--bare" "git://github.com/segfo/rust_c_ffi_sample.git" "work/cache/sources/gh/segfo/rust_c_ffi_sample"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/segfo/rust_c_ffi_sample'...
[INFO] running `"git" "clone" "work/cache/sources/gh/segfo/rust_c_ffi_sample" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/segfo/rust_c_ffi_sample"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/segfo/rust_c_ffi_sample'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/segfo/rust_c_ffi_sample" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/segfo/rust_c_ffi_sample"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/segfo/rust_c_ffi_sample'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] bf59224db56640a2f9e46880dfc2c833dcb023f6
[INFO] sha for GitHub repo segfo/rust_c_ffi_sample: bf59224db56640a2f9e46880dfc2c833dcb023f6
[INFO] validating manifest of segfo/rust_c_ffi_sample on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of segfo/rust_c_ffi_sample on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing segfo/rust_c_ffi_sample
[INFO] finished frobbing segfo/rust_c_ffi_sample
[INFO] frobbed toml for segfo/rust_c_ffi_sample written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/segfo/rust_c_ffi_sample/Cargo.toml
[INFO] started frobbing segfo/rust_c_ffi_sample
[INFO] finished frobbing segfo/rust_c_ffi_sample
[INFO] frobbed toml for segfo/rust_c_ffi_sample written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/segfo/rust_c_ffi_sample/Cargo.toml
[INFO] crate segfo/rust_c_ffi_sample already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing segfo/rust_c_ffi_sample against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/segfo/rust_c_ffi_sample:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 44c8e1e97cb892b6c1a36107b6f75159129e4b5fe8d13316543f5c0781426eab
[INFO] running `"docker" "start" "-a" "44c8e1e97cb892b6c1a36107b6f75159129e4b5fe8d13316543f5c0781426eab"`
[INFO] [stderr]    Compiling c_wrapper v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `"docker" "inspect" "44c8e1e97cb892b6c1a36107b6f75159129e4b5fe8d13316543f5c0781426eab"`
[INFO] running `"docker" "rm" "-f" "44c8e1e97cb892b6c1a36107b6f75159129e4b5fe8d13316543f5c0781426eab"`
[INFO] [stdout] 44c8e1e97cb892b6c1a36107b6f75159129e4b5fe8d13316543f5c0781426eab
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/segfo/rust_c_ffi_sample:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3f1128a510dc72441b2fad5eb94ed0e347b8fbf8f591a8df986161168b61edbf
[INFO] running `"docker" "start" "-a" "3f1128a510dc72441b2fad5eb94ed0e347b8fbf8f591a8df986161168b61edbf"`
[INFO] [stderr]    Compiling c_wrapper v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "3f1128a510dc72441b2fad5eb94ed0e347b8fbf8f591a8df986161168b61edbf"`
[INFO] running `"docker" "rm" "-f" "3f1128a510dc72441b2fad5eb94ed0e347b8fbf8f591a8df986161168b61edbf"`
[INFO] [stdout] 3f1128a510dc72441b2fad5eb94ed0e347b8fbf8f591a8df986161168b61edbf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/segfo/rust_c_ffi_sample:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] 7bfb4a9c07df4422f2b203494c561b39eda5d883db45008fa9cb75f55e4f646f
[INFO] running `"docker" "start" "-a" "7bfb4a9c07df4422f2b203494c561b39eda5d883db45008fa9cb75f55e4f646f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/c_wrapper-8c16fb5027557d1c
[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" "7bfb4a9c07df4422f2b203494c561b39eda5d883db45008fa9cb75f55e4f646f"`
[INFO] running `"docker" "rm" "-f" "7bfb4a9c07df4422f2b203494c561b39eda5d883db45008fa9cb75f55e4f646f"`
[INFO] [stdout] 7bfb4a9c07df4422f2b203494c561b39eda5d883db45008fa9cb75f55e4f646f