[INFO] updating cached repository tamamu/gmml
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tamamu/gmml
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tamamu/gmml" "work/ex/beta-1.38-1/sources/1.37.0/gh/tamamu/gmml"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/tamamu/gmml'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tamamu/gmml" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tamamu/gmml"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tamamu/gmml'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 62efdd50353d41e015058187aec6d0422a14ee2b
[INFO] sha for GitHub repo tamamu/gmml: 62efdd50353d41e015058187aec6d0422a14ee2b
[INFO] validating manifest of tamamu/gmml 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 tamamu/gmml 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 tamamu/gmml
[INFO] finished frobbing tamamu/gmml
[INFO] frobbed toml for tamamu/gmml written to work/ex/beta-1.38-1/sources/1.37.0/gh/tamamu/gmml/Cargo.toml
[INFO] started frobbing tamamu/gmml
[INFO] finished frobbing tamamu/gmml
[INFO] frobbed toml for tamamu/gmml written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tamamu/gmml/Cargo.toml
[INFO] crate tamamu/gmml 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 tamamu/gmml 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/tamamu/gmml:/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] f2f933ee3667aeb94ff0c7ad59a22a98cea3b70132632123e3533bc188b5ba30
[INFO] running `"docker" "start" "-a" "f2f933ee3667aeb94ff0c7ad59a22a98cea3b70132632123e3533bc188b5ba30"`
[INFO] [stderr]    Compiling gmml v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/bin/gmml.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.41s
[INFO] running `"docker" "inspect" "f2f933ee3667aeb94ff0c7ad59a22a98cea3b70132632123e3533bc188b5ba30"`
[INFO] running `"docker" "rm" "-f" "f2f933ee3667aeb94ff0c7ad59a22a98cea3b70132632123e3533bc188b5ba30"`
[INFO] [stdout] f2f933ee3667aeb94ff0c7ad59a22a98cea3b70132632123e3533bc188b5ba30
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/tamamu/gmml:/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] 439462439c83469b45d11483bc3b0ba1651d26967b0f9cf8404b88317e1ee586
[INFO] running `"docker" "start" "-a" "439462439c83469b45d11483bc3b0ba1651d26967b0f9cf8404b88317e1ee586"`
[INFO] [stderr]    Compiling gmml v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/bin/gmml.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `"docker" "inspect" "439462439c83469b45d11483bc3b0ba1651d26967b0f9cf8404b88317e1ee586"`
[INFO] running `"docker" "rm" "-f" "439462439c83469b45d11483bc3b0ba1651d26967b0f9cf8404b88317e1ee586"`
[INFO] [stdout] 439462439c83469b45d11483bc3b0ba1651d26967b0f9cf8404b88317e1ee586
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/tamamu/gmml:/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] 9e0239b1a3cc3a1b25e5d5399baa0c0a6ca7e1202a735e0d27dee54c3bccb7c7
[INFO] running `"docker" "start" "-a" "9e0239b1a3cc3a1b25e5d5399baa0c0a6ca7e1202a735e0d27dee54c3bccb7c7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/gmml-04a947ed9041e03c
[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/gmml-10789f55e25c45d2
[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/example-73c9b333009d4916
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::parse_example ... ok
[INFO] [stderr]    Doc-tests gmml
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "9e0239b1a3cc3a1b25e5d5399baa0c0a6ca7e1202a735e0d27dee54c3bccb7c7"`
[INFO] running `"docker" "rm" "-f" "9e0239b1a3cc3a1b25e5d5399baa0c0a6ca7e1202a735e0d27dee54c3bccb7c7"`
[INFO] [stdout] 9e0239b1a3cc3a1b25e5d5399baa0c0a6ca7e1202a735e0d27dee54c3bccb7c7