Dec 19 08:21:30.239 INFO checking spacekookie/simple-rust-ffi against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 08:21:30.239 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/spacekookie/simple-rust-ffi:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 08:21:30.456 INFO [stdout] d8a6d39a4a2b1fd12603b768a6f77db2d160567645edea012d3db568ed2c791c
Dec 19 08:21:30.458 INFO running `"docker" "start" "-a" "d8a6d39a4a2b1fd12603b768a6f77db2d160567645edea012d3db568ed2c791c"`
Dec 19 08:21:31.106 INFO [stderr]    Compiling cmake v0.1.31
Dec 19 08:21:32.077 INFO [stderr]    Compiling greeter v0.1.0 (/opt/crater/workdir)
Dec 19 08:21:36.997 INFO [stderr] warning: unused import: `CStr`
Dec 19 08:21:36.997 INFO [stderr]  --> src/main.rs:1:16
Dec 19 08:21:36.997 INFO [stderr]   |
Dec 19 08:21:36.998 INFO [stderr] 1 | use std::ffi::{CStr, CString};
Dec 19 08:21:36.998 INFO [stderr]   |                ^^^^
Dec 19 08:21:36.998 INFO [stderr]   |
Dec 19 08:21:36.998 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 08:21:36.999 INFO [stderr] 
Dec 19 08:21:36.999 INFO [stderr] warning: unused imports: `c_int`, `c_void`
Dec 19 08:21:36.999 INFO [stderr]  --> src/main.rs:2:28
Dec 19 08:21:37.000 INFO [stderr]   |
Dec 19 08:21:37.000 INFO [stderr] 2 | use std::os::raw::{c_char, c_int, c_void};
Dec 19 08:21:37.000 INFO [stderr]   |                            ^^^^^  ^^^^^^
Dec 19 08:21:37.000 INFO [stderr] 
Dec 19 08:21:37.053 INFO [stderr] warning: unused import: `CStr`
Dec 19 08:21:37.053 INFO [stderr]  --> src/main.rs:1:16
Dec 19 08:21:37.053 INFO [stderr]   |
Dec 19 08:21:37.053 INFO [stderr] 1 | use std::ffi::{CStr, CString};
Dec 19 08:21:37.053 INFO [stderr]   |                ^^^^
Dec 19 08:21:37.053 INFO [stderr]   |
Dec 19 08:21:37.053 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 08:21:37.053 INFO [stderr] 
Dec 19 08:21:37.053 INFO [stderr] warning: unused imports: `c_int`, `c_void`
Dec 19 08:21:37.053 INFO [stderr]  --> src/main.rs:2:28
Dec 19 08:21:37.054 INFO [stderr]   |
Dec 19 08:21:37.054 INFO [stderr] 2 | use std::os::raw::{c_char, c_int, c_void};
Dec 19 08:21:37.054 INFO [stderr]   |                            ^^^^^  ^^^^^^
Dec 19 08:21:37.054 INFO [stderr] 
Dec 19 08:21:37.113 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.02s
Dec 19 08:21:38.124 INFO running `"docker" "inspect" "d8a6d39a4a2b1fd12603b768a6f77db2d160567645edea012d3db568ed2c791c"`
Dec 19 08:21:38.504 INFO running `"docker" "rm" "-f" "d8a6d39a4a2b1fd12603b768a6f77db2d160567645edea012d3db568ed2c791c"`
Dec 19 08:21:38.732 INFO [stdout] d8a6d39a4a2b1fd12603b768a6f77db2d160567645edea012d3db568ed2c791c