[INFO] updating cached repository jcswart/fnl
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jcswart/fnl
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jcswart/fnl" "work/ex/beta-1.38-1/sources/1.37.0/gh/jcswart/fnl"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jcswart/fnl'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jcswart/fnl" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jcswart/fnl"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jcswart/fnl'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b8af4016d3427218f351ae5cc43c05096eae7e18
[INFO] sha for GitHub repo jcswart/fnl: b8af4016d3427218f351ae5cc43c05096eae7e18
[INFO] validating manifest of jcswart/fnl 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 jcswart/fnl 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 jcswart/fnl
[INFO] finished frobbing jcswart/fnl
[INFO] frobbed toml for jcswart/fnl written to work/ex/beta-1.38-1/sources/1.37.0/gh/jcswart/fnl/Cargo.toml
[INFO] started frobbing jcswart/fnl
[INFO] finished frobbing jcswart/fnl
[INFO] frobbed toml for jcswart/fnl written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jcswart/fnl/Cargo.toml
[INFO] crate jcswart/fnl 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 jcswart/fnl 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/jcswart/fnl:/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] 504914bf2c41fd2455ff42d4923a55b8fc4a245f9cf762cc440bfeb81df7e47a
[INFO] running `"docker" "start" "-a" "504914bf2c41fd2455ff42d4923a55b8fc4a245f9cf762cc440bfeb81df7e47a"`
[INFO] [stderr]    Compiling atty v0.2.6
[INFO] [stderr]    Compiling clap v2.29.0
[INFO] [stderr]    Compiling fnl v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::env as e`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::env as e;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.84s
[INFO] running `"docker" "inspect" "504914bf2c41fd2455ff42d4923a55b8fc4a245f9cf762cc440bfeb81df7e47a"`
[INFO] running `"docker" "rm" "-f" "504914bf2c41fd2455ff42d4923a55b8fc4a245f9cf762cc440bfeb81df7e47a"`
[INFO] [stdout] 504914bf2c41fd2455ff42d4923a55b8fc4a245f9cf762cc440bfeb81df7e47a
[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/jcswart/fnl:/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] 2bcd3547e4f7f5c4c7ed92289969891c1bc5d7de6723bce58234f64fffa0e0b3
[INFO] running `"docker" "start" "-a" "2bcd3547e4f7f5c4c7ed92289969891c1bc5d7de6723bce58234f64fffa0e0b3"`
[INFO] [stderr]    Compiling fnl v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::env as e`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::env as e;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "2bcd3547e4f7f5c4c7ed92289969891c1bc5d7de6723bce58234f64fffa0e0b3"`
[INFO] running `"docker" "rm" "-f" "2bcd3547e4f7f5c4c7ed92289969891c1bc5d7de6723bce58234f64fffa0e0b3"`
[INFO] [stdout] 2bcd3547e4f7f5c4c7ed92289969891c1bc5d7de6723bce58234f64fffa0e0b3
[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/jcswart/fnl:/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] 75d0da888333be3fdea4d93e153beffe7cc29077977f5f8527d1ca46ad806fb1
[INFO] running `"docker" "start" "-a" "75d0da888333be3fdea4d93e153beffe7cc29077977f5f8527d1ca46ad806fb1"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fnl-960a4a7efca0cb39
[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" "75d0da888333be3fdea4d93e153beffe7cc29077977f5f8527d1ca46ad806fb1"`
[INFO] running `"docker" "rm" "-f" "75d0da888333be3fdea4d93e153beffe7cc29077977f5f8527d1ca46ad806fb1"`
[INFO] [stdout] 75d0da888333be3fdea4d93e153beffe7cc29077977f5f8527d1ca46ad806fb1