[INFO] updating cached repository wfehrnstrom/sol
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/wfehrnstrom/sol
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/wfehrnstrom/sol" "work/ex/beta-1.38-1/sources/1.37.0/gh/wfehrnstrom/sol"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/wfehrnstrom/sol'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/wfehrnstrom/sol" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/wfehrnstrom/sol"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/wfehrnstrom/sol'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ac5c9cc9b10118e34a38e3c90233e6aca6337329
[INFO] sha for GitHub repo wfehrnstrom/sol: ac5c9cc9b10118e34a38e3c90233e6aca6337329
[INFO] validating manifest of wfehrnstrom/sol 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 wfehrnstrom/sol 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 wfehrnstrom/sol
[INFO] finished frobbing wfehrnstrom/sol
[INFO] frobbed toml for wfehrnstrom/sol written to work/ex/beta-1.38-1/sources/1.37.0/gh/wfehrnstrom/sol/Cargo.toml
[INFO] started frobbing wfehrnstrom/sol
[INFO] finished frobbing wfehrnstrom/sol
[INFO] frobbed toml for wfehrnstrom/sol written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/wfehrnstrom/sol/Cargo.toml
[INFO] crate wfehrnstrom/sol 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 wfehrnstrom/sol 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/wfehrnstrom/sol:/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] 762fc8a9bcc4076b1555ba89a247b9e66cc46fa4e7765f7a1c0c808abefdf851
[INFO] running `"docker" "start" "-a" "762fc8a9bcc4076b1555ba89a247b9e66cc46fa4e7765f7a1c0c808abefdf851"`
[INFO] [stderr]    Compiling sol v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `l`
[INFO] [stderr]   --> src/main.rs:61:21
[INFO] [stderr]    |
[INFO] [stderr] 61 | fn season_calculate(l: Lat){
[INFO] [stderr]    |                     ^ help: consider prefixing with an underscore: `_l`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `lat`
[INFO] [stderr]    --> src/main.rs:106:17
[INFO] [stderr]     |
[INFO] [stderr] 106 |             let lat = Lat::from(String::from(val));
[INFO] [stderr]     |                 ^^^ help: consider prefixing with an underscore: `_lat`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `season_calculate`
[INFO] [stderr]   --> src/main.rs:61:1
[INFO] [stderr]    |
[INFO] [stderr] 61 | fn season_calculate(l: Lat){
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `"docker" "inspect" "762fc8a9bcc4076b1555ba89a247b9e66cc46fa4e7765f7a1c0c808abefdf851"`
[INFO] running `"docker" "rm" "-f" "762fc8a9bcc4076b1555ba89a247b9e66cc46fa4e7765f7a1c0c808abefdf851"`
[INFO] [stdout] 762fc8a9bcc4076b1555ba89a247b9e66cc46fa4e7765f7a1c0c808abefdf851
[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/wfehrnstrom/sol:/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] baa822188608d72934a88a3236fb41c92b01681a3d9522cf36cd5b48c40fb814
[INFO] running `"docker" "start" "-a" "baa822188608d72934a88a3236fb41c92b01681a3d9522cf36cd5b48c40fb814"`
[INFO] [stderr]    Compiling sol v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `l`
[INFO] [stderr]   --> src/main.rs:61:21
[INFO] [stderr]    |
[INFO] [stderr] 61 | fn season_calculate(l: Lat){
[INFO] [stderr]    |                     ^ help: consider prefixing with an underscore: `_l`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `lat`
[INFO] [stderr]    --> src/main.rs:106:17
[INFO] [stderr]     |
[INFO] [stderr] 106 |             let lat = Lat::from(String::from(val));
[INFO] [stderr]     |                 ^^^ help: consider prefixing with an underscore: `_lat`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `season_calculate`
[INFO] [stderr]   --> src/main.rs:61:1
[INFO] [stderr]    |
[INFO] [stderr] 61 | fn season_calculate(l: Lat){
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `"docker" "inspect" "baa822188608d72934a88a3236fb41c92b01681a3d9522cf36cd5b48c40fb814"`
[INFO] running `"docker" "rm" "-f" "baa822188608d72934a88a3236fb41c92b01681a3d9522cf36cd5b48c40fb814"`
[INFO] [stdout] baa822188608d72934a88a3236fb41c92b01681a3d9522cf36cd5b48c40fb814
[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/wfehrnstrom/sol:/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] 528cdf9cbce7b9bb3cffe73a37b8e1838c891a936077dd9e1b28ad6fdd91faa3
[INFO] running `"docker" "start" "-a" "528cdf9cbce7b9bb3cffe73a37b8e1838c891a936077dd9e1b28ad6fdd91faa3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sol-f0396a7f367dafe9
[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" "528cdf9cbce7b9bb3cffe73a37b8e1838c891a936077dd9e1b28ad6fdd91faa3"`
[INFO] running `"docker" "rm" "-f" "528cdf9cbce7b9bb3cffe73a37b8e1838c891a936077dd9e1b28ad6fdd91faa3"`
[INFO] [stdout] 528cdf9cbce7b9bb3cffe73a37b8e1838c891a936077dd9e1b28ad6fdd91faa3