[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-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/FilipNordmark/Math"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/FilipNordmark/Math'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/FilipNordmark/Math" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/FilipNordmark/Math"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of FilipNordmark/Math on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-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-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/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-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/FilipNordmark/Math/Cargo.toml
[INFO] crate FilipNordmark/Math already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing FilipNordmark/Math against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] 258e7727c7966ec42861a1b80d8f0d21c3d3a7004bb12013a4ef42c85f91ab46
[INFO] running `"docker" "start" "-a" "258e7727c7966ec42861a1b80d8f0d21c3d3a7004bb12013a4ef42c85f91ab46"`
[INFO] [stderr]    Compiling 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]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `"docker" "inspect" "258e7727c7966ec42861a1b80d8f0d21c3d3a7004bb12013a4ef42c85f91ab46"`
[INFO] running `"docker" "rm" "-f" "258e7727c7966ec42861a1b80d8f0d21c3d3a7004bb12013a4ef42c85f91ab46"`
[INFO] [stdout] 258e7727c7966ec42861a1b80d8f0d21c3d3a7004bb12013a4ef42c85f91ab46
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] d7a39b2012bb34527ff17691f8483b9705d73a522411acbb88a26e5a4e81e354
[INFO] running `"docker" "start" "-a" "d7a39b2012bb34527ff17691f8483b9705d73a522411acbb88a26e5a4e81e354"`
[INFO] [stderr]    Compiling 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]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `"docker" "inspect" "d7a39b2012bb34527ff17691f8483b9705d73a522411acbb88a26e5a4e81e354"`
[INFO] running `"docker" "rm" "-f" "d7a39b2012bb34527ff17691f8483b9705d73a522411acbb88a26e5a4e81e354"`
[INFO] [stdout] d7a39b2012bb34527ff17691f8483b9705d73a522411acbb88a26e5a4e81e354
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] a752cd53b4dddbe1ebeec255fc3326937ce532c57f4136dc6998969193a162dd
[INFO] running `"docker" "start" "-a" "a752cd53b4dddbe1ebeec255fc3326937ce532c57f4136dc6998969193a162dd"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/calculator-c88176e9f3bcaad3
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/calculator-3a7a933cb477e5f4
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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] [stderr]    Doc-tests calculator
[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" "a752cd53b4dddbe1ebeec255fc3326937ce532c57f4136dc6998969193a162dd"`
[INFO] running `"docker" "rm" "-f" "a752cd53b4dddbe1ebeec255fc3326937ce532c57f4136dc6998969193a162dd"`
[INFO] [stdout] a752cd53b4dddbe1ebeec255fc3326937ce532c57f4136dc6998969193a162dd