[INFO] cloning repository FilipNordmark/Math
[INFO] running `"git" "clone" "--bare" "git://github.com/FilipNordmark/Math.git" "work/cache/sources/gh/FilipNordmark/Math"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/FilipNordmark/Math'...
[INFO] running `"git" "clone" "work/cache/sources/gh/FilipNordmark/Math" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/FilipNordmark/Math"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/FilipNordmark/Math'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/FilipNordmark/Math" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/FilipNordmark/Math"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/FilipNordmark/Math'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 62ec5789ce38955e6cd4381b6b4119960e180637
[INFO] sha for GitHub repo FilipNordmark/Math: 62ec5789ce38955e6cd4381b6b4119960e180637
[INFO] validating manifest of FilipNordmark/Math on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of FilipNordmark/Math on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing FilipNordmark/Math
[INFO] finished frobbing FilipNordmark/Math
[INFO] frobbed toml for FilipNordmark/Math written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/FilipNordmark/Math/Cargo.toml
[INFO] started frobbing FilipNordmark/Math
[INFO] finished frobbing FilipNordmark/Math
[INFO] frobbed toml for FilipNordmark/Math written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/FilipNordmark/Math/Cargo.toml
[INFO] crate FilipNordmark/Math has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking FilipNordmark/Math against try#290ac7b29f41ff9fa5232f9a1116ea71a3501063 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-7/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/FilipNordmark/Math:/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=forbid" "-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" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 042a05f102abe8eafc25ff0da4ef7eb0f2e2103271ad1f285de3c80a3295a059
[INFO] running `"docker" "start" "-a" "042a05f102abe8eafc25ff0da4ef7eb0f2e2103271ad1f285de3c80a3295a059"`
[INFO] [stderr]     Checking calculator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `input`
[INFO] [stderr]   --> src/lib.rs:37:21
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn to_expr( input: String ) -> Result<Expr<'a>, &'static str> {
[INFO] [stderr]    |                     ^^^^^ help: consider prefixing with an underscore: `_input`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `input`
[INFO] [stderr]   --> src/lib.rs:37:21
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub fn to_expr( input: String ) -> Result<Expr<'a>, &'static str> {
[INFO] [stderr]    |                     ^^^^^ help: consider prefixing with an underscore: `_input`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `"docker" "inspect" "042a05f102abe8eafc25ff0da4ef7eb0f2e2103271ad1f285de3c80a3295a059"`
[INFO] running `"docker" "rm" "-f" "042a05f102abe8eafc25ff0da4ef7eb0f2e2103271ad1f285de3c80a3295a059"`
[INFO] [stdout] 042a05f102abe8eafc25ff0da4ef7eb0f2e2103271ad1f285de3c80a3295a059