[INFO] updating cached repository yishn/Kalk
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/yishn/Kalk
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/yishn/Kalk" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/yishn/Kalk"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/yishn/Kalk'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/yishn/Kalk" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/yishn/Kalk"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/yishn/Kalk'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8c45819137eb1d319001a019cde9e967d957cd94
[INFO] sha for GitHub repo yishn/Kalk: 8c45819137eb1d319001a019cde9e967d957cd94
[INFO] validating manifest of yishn/Kalk on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of yishn/Kalk on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing yishn/Kalk
[INFO] finished frobbing yishn/Kalk
[INFO] frobbed toml for yishn/Kalk written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/yishn/Kalk/Cargo.toml
[INFO] started frobbing yishn/Kalk
[INFO] finished frobbing yishn/Kalk
[INFO] frobbed toml for yishn/Kalk written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/yishn/Kalk/Cargo.toml
[INFO] crate yishn/Kalk already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking yishn/Kalk against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-7/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/yishn/Kalk:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 99e981a6845fd6ccae993b609aefe75cae0ec6c3caa1e05f9cc5dc9f6d564e3b
[INFO] running `"docker" "start" "-a" "99e981a6845fd6ccae993b609aefe75cae0ec6c3caa1e05f9cc5dc9f6d564e3b"`
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]    Compiling pest_derive v1.0.7
[INFO] [stderr]     Checking kalk v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `new_finite`
[INFO] [stderr]    --> src/types.rs:208:5
[INFO] [stderr]     |
[INFO] [stderr] 208 |     fn new_finite(start: f64, step: f64, stop: f64) -> ArithmeticProgression {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_infinite`
[INFO] [stderr]    --> src/types.rs:212:5
[INFO] [stderr]     |
[INFO] [stderr] 212 |     fn new_infinite(start: f64, step: f64) -> ArithmeticProgression {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_finite`
[INFO] [stderr]    --> src/types.rs:208:5
[INFO] [stderr]     |
[INFO] [stderr] 208 |     fn new_finite(start: f64, step: f64, stop: f64) -> ArithmeticProgression {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_infinite`
[INFO] [stderr]    --> src/types.rs:212:5
[INFO] [stderr]     |
[INFO] [stderr] 212 |     fn new_infinite(start: f64, step: f64) -> ArithmeticProgression {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.44s
[INFO] running `"docker" "inspect" "99e981a6845fd6ccae993b609aefe75cae0ec6c3caa1e05f9cc5dc9f6d564e3b"`
[INFO] running `"docker" "rm" "-f" "99e981a6845fd6ccae993b609aefe75cae0ec6c3caa1e05f9cc5dc9f6d564e3b"`
[INFO] [stdout] 99e981a6845fd6ccae993b609aefe75cae0ec6c3caa1e05f9cc5dc9f6d564e3b