[INFO] updating cached repository grenewode/lscript
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/grenewode/lscript
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/grenewode/lscript" "work/ex/beta-1.38-1/sources/1.37.0/gh/grenewode/lscript"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/grenewode/lscript'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/grenewode/lscript" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/grenewode/lscript"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/grenewode/lscript'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c7a0c76e00e18801239339830a6bf78bb7ed0b99
[INFO] sha for GitHub repo grenewode/lscript: c7a0c76e00e18801239339830a6bf78bb7ed0b99
[INFO] validating manifest of grenewode/lscript 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 grenewode/lscript 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 grenewode/lscript
[INFO] finished frobbing grenewode/lscript
[INFO] frobbed toml for grenewode/lscript written to work/ex/beta-1.38-1/sources/1.37.0/gh/grenewode/lscript/Cargo.toml
[INFO] started frobbing grenewode/lscript
[INFO] finished frobbing grenewode/lscript
[INFO] frobbed toml for grenewode/lscript written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/grenewode/lscript/Cargo.toml
[INFO] crate grenewode/lscript 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 grenewode/lscript against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/grenewode/lscript:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 2434146368ecfae19ddccfffba9e38472a0538cc63998fc15cf523a0c1c4bac7
[INFO] running `"docker" "start" "-a" "2434146368ecfae19ddccfffba9e38472a0538cc63998fc15cf523a0c1c4bac7"`
[INFO] [stderr]    Compiling lscript v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variant is never constructed: `String`
[INFO] [stderr]    --> src/script.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 |     String(String),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.00s
[INFO] running `"docker" "inspect" "2434146368ecfae19ddccfffba9e38472a0538cc63998fc15cf523a0c1c4bac7"`
[INFO] running `"docker" "rm" "-f" "2434146368ecfae19ddccfffba9e38472a0538cc63998fc15cf523a0c1c4bac7"`
[INFO] [stdout] 2434146368ecfae19ddccfffba9e38472a0538cc63998fc15cf523a0c1c4bac7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/grenewode/lscript:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 9c046cead49ec60ed7e41044c368f40d4ec144c0a6d7f65f5df75c6eeb30d063
[INFO] running `"docker" "start" "-a" "9c046cead49ec60ed7e41044c368f40d4ec144c0a6d7f65f5df75c6eeb30d063"`
[INFO] [stderr]    Compiling lscript v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variant is never constructed: `String`
[INFO] [stderr]    --> src/script.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 |     String(String),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `"docker" "inspect" "9c046cead49ec60ed7e41044c368f40d4ec144c0a6d7f65f5df75c6eeb30d063"`
[INFO] running `"docker" "rm" "-f" "9c046cead49ec60ed7e41044c368f40d4ec144c0a6d7f65f5df75c6eeb30d063"`
[INFO] [stdout] 9c046cead49ec60ed7e41044c368f40d4ec144c0a6d7f65f5df75c6eeb30d063
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/grenewode/lscript:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 94e23f4f244452f30366feb7627147bf8eed42f993edbfdefef9a1d9dd30850f
[INFO] running `"docker" "start" "-a" "94e23f4f244452f30366feb7627147bf8eed42f993edbfdefef9a1d9dd30850f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lscript-4a40a640b43f8015
[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" "94e23f4f244452f30366feb7627147bf8eed42f993edbfdefef9a1d9dd30850f"`
[INFO] running `"docker" "rm" "-f" "94e23f4f244452f30366feb7627147bf8eed42f993edbfdefef9a1d9dd30850f"`
[INFO] [stdout] 94e23f4f244452f30366feb7627147bf8eed42f993edbfdefef9a1d9dd30850f