[INFO] updating cached repository uggla/syntax_checker
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/uggla/syntax_checker
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/uggla/syntax_checker" "work/ex/beta-1.38-1/sources/1.37.0/gh/uggla/syntax_checker"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/uggla/syntax_checker'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/uggla/syntax_checker" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/uggla/syntax_checker"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/uggla/syntax_checker'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cabd8b2de96c7fdbfc7bf156b07760321fe1e073
[INFO] sha for GitHub repo uggla/syntax_checker: cabd8b2de96c7fdbfc7bf156b07760321fe1e073
[INFO] validating manifest of uggla/syntax_checker 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 uggla/syntax_checker 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 uggla/syntax_checker
[INFO] finished frobbing uggla/syntax_checker
[INFO] frobbed toml for uggla/syntax_checker written to work/ex/beta-1.38-1/sources/1.37.0/gh/uggla/syntax_checker/Cargo.toml
[INFO] started frobbing uggla/syntax_checker
[INFO] finished frobbing uggla/syntax_checker
[INFO] frobbed toml for uggla/syntax_checker written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/uggla/syntax_checker/Cargo.toml
[INFO] crate uggla/syntax_checker 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 uggla/syntax_checker 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/uggla/syntax_checker:/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] 70bb2c29333ccf370dea0b0975296585d5e7503d85df8332644bdbd722462633
[INFO] running `"docker" "start" "-a" "70bb2c29333ccf370dea0b0975296585d5e7503d85df8332644bdbd722462633"`
[INFO] [stderr]    Compiling syntax_checker v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `"docker" "inspect" "70bb2c29333ccf370dea0b0975296585d5e7503d85df8332644bdbd722462633"`
[INFO] running `"docker" "rm" "-f" "70bb2c29333ccf370dea0b0975296585d5e7503d85df8332644bdbd722462633"`
[INFO] [stdout] 70bb2c29333ccf370dea0b0975296585d5e7503d85df8332644bdbd722462633
[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/uggla/syntax_checker:/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] 7d6eb8890c92a83b7ea4bb8aab97160a4467e6195893a90f7fa1a7c3172e2fba
[INFO] running `"docker" "start" "-a" "7d6eb8890c92a83b7ea4bb8aab97160a4467e6195893a90f7fa1a7c3172e2fba"`
[INFO] [stderr]    Compiling syntax_checker v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.07s
[INFO] running `"docker" "inspect" "7d6eb8890c92a83b7ea4bb8aab97160a4467e6195893a90f7fa1a7c3172e2fba"`
[INFO] running `"docker" "rm" "-f" "7d6eb8890c92a83b7ea4bb8aab97160a4467e6195893a90f7fa1a7c3172e2fba"`
[INFO] [stdout] 7d6eb8890c92a83b7ea4bb8aab97160a4467e6195893a90f7fa1a7c3172e2fba
[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/uggla/syntax_checker:/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] ec7fd84bf8a32cfe544ab6bd254f1ed8f47d4acb867ff163e0dfb99239f8fa98
[INFO] running `"docker" "start" "-a" "ec7fd84bf8a32cfe544ab6bd254f1ed8f47d4acb867ff163e0dfb99239f8fa98"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/syntax_checker-7f670a563df1dd5c
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::compare_test ... ok
[INFO] [stdout] test tests::check_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/syntax_checker-63a4ba84b190403c
[INFO] [stderr]      Running /opt/crater/target/debug/deps/syntax_checker-f305af45bd7e2f05
[INFO] [stderr]    Doc-tests syntax_checker
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test check_input ... ok
[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 1 test
[INFO] [stdout] test src/lib.rs - check (line 21) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ec7fd84bf8a32cfe544ab6bd254f1ed8f47d4acb867ff163e0dfb99239f8fa98"`
[INFO] running `"docker" "rm" "-f" "ec7fd84bf8a32cfe544ab6bd254f1ed8f47d4acb867ff163e0dfb99239f8fa98"`
[INFO] [stdout] ec7fd84bf8a32cfe544ab6bd254f1ed8f47d4acb867ff163e0dfb99239f8fa98