[INFO] updating cached repository sputnick1124/mex_interface.rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sputnick1124/mex_interface.rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sputnick1124/mex_interface.rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/sputnick1124/mex_interface.rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/sputnick1124/mex_interface.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sputnick1124/mex_interface.rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sputnick1124/mex_interface.rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sputnick1124/mex_interface.rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8e6789420158efb9c247fcd94d5330a6aa9cb2bc
[INFO] sha for GitHub repo sputnick1124/mex_interface.rs: 8e6789420158efb9c247fcd94d5330a6aa9cb2bc
[INFO] validating manifest of sputnick1124/mex_interface.rs 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 sputnick1124/mex_interface.rs 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 sputnick1124/mex_interface.rs
[INFO] finished frobbing sputnick1124/mex_interface.rs
[INFO] frobbed toml for sputnick1124/mex_interface.rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/sputnick1124/mex_interface.rs/Cargo.toml
[INFO] started frobbing sputnick1124/mex_interface.rs
[INFO] finished frobbing sputnick1124/mex_interface.rs
[INFO] frobbed toml for sputnick1124/mex_interface.rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sputnick1124/mex_interface.rs/Cargo.toml
[INFO] crate sputnick1124/mex_interface.rs 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 sputnick1124/mex_interface.rs 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/sputnick1124/mex_interface.rs:/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] 06d42a6723b9a52739cb1c187f9cbdb8acb9e9043fecfbe6a63d3930e94c6dab
[INFO] running `"docker" "start" "-a" "06d42a6723b9a52739cb1c187f9cbdb8acb9e9043fecfbe6a63d3930e94c6dab"`
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clang-sys v0.19.0
[INFO] [stderr]    Compiling syntex_errors v0.58.1
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling syntex_syntax v0.58.1
[INFO] [stderr]    Compiling cexpr v0.2.3
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling syntex v0.58.1
[INFO] [stderr]    Compiling aster v0.41.0
[INFO] [stderr]    Compiling quasi v0.32.0
[INFO] [stderr]    Compiling quasi_codegen v0.32.0
[INFO] [stderr]    Compiling bindgen v0.26.3
[INFO] [stderr]    Compiling mex_interface v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 52s
[INFO] running `"docker" "inspect" "06d42a6723b9a52739cb1c187f9cbdb8acb9e9043fecfbe6a63d3930e94c6dab"`
[INFO] running `"docker" "rm" "-f" "06d42a6723b9a52739cb1c187f9cbdb8acb9e9043fecfbe6a63d3930e94c6dab"`
[INFO] [stdout] 06d42a6723b9a52739cb1c187f9cbdb8acb9e9043fecfbe6a63d3930e94c6dab
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/sputnick1124/mex_interface.rs:/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] e929ba4ec460a86461974c30241f2ec35e4ac623a5b4c61b5c1d4ecb30a37669
[INFO] running `"docker" "start" "-a" "e929ba4ec460a86461974c30241f2ec35e4ac623a5b4c61b5c1d4ecb30a37669"`
[INFO] [stderr]    Compiling mex_interface v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `"docker" "inspect" "e929ba4ec460a86461974c30241f2ec35e4ac623a5b4c61b5c1d4ecb30a37669"`
[INFO] running `"docker" "rm" "-f" "e929ba4ec460a86461974c30241f2ec35e4ac623a5b4c61b5c1d4ecb30a37669"`
[INFO] [stdout] e929ba4ec460a86461974c30241f2ec35e4ac623a5b4c61b5c1d4ecb30a37669
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/sputnick1124/mex_interface.rs:/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] 583ac7d0c955373fd8c001345b834fa5a01cc4e3e2068f9a5e637f6ef2843f34
[INFO] running `"docker" "start" "-a" "583ac7d0c955373fd8c001345b834fa5a01cc4e3e2068f9a5e637f6ef2843f34"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mex_interface-43345aad3e6d51c6
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mex_interface-3a5ad0918b5c3222
[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]    Doc-tests mex_interface
[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" "583ac7d0c955373fd8c001345b834fa5a01cc4e3e2068f9a5e637f6ef2843f34"`
[INFO] running `"docker" "rm" "-f" "583ac7d0c955373fd8c001345b834fa5a01cc4e3e2068f9a5e637f6ef2843f34"`
[INFO] [stdout] 583ac7d0c955373fd8c001345b834fa5a01cc4e3e2068f9a5e637f6ef2843f34