[INFO] updating cached repository IcyDefiance/euler_solutions
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/IcyDefiance/euler_solutions
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/IcyDefiance/euler_solutions" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/IcyDefiance/euler_solutions"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/IcyDefiance/euler_solutions'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/IcyDefiance/euler_solutions" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/IcyDefiance/euler_solutions"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/IcyDefiance/euler_solutions'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 03ce34c813f31d8762dd5366907acce05aa27685
[INFO] sha for GitHub repo IcyDefiance/euler_solutions: 03ce34c813f31d8762dd5366907acce05aa27685
[INFO] validating manifest of IcyDefiance/euler_solutions on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of IcyDefiance/euler_solutions on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing IcyDefiance/euler_solutions
[INFO] finished frobbing IcyDefiance/euler_solutions
[INFO] frobbed toml for IcyDefiance/euler_solutions written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/IcyDefiance/euler_solutions/Cargo.toml
[INFO] started frobbing IcyDefiance/euler_solutions
[INFO] finished frobbing IcyDefiance/euler_solutions
[INFO] frobbed toml for IcyDefiance/euler_solutions written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/IcyDefiance/euler_solutions/Cargo.toml
[INFO] crate IcyDefiance/euler_solutions already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking IcyDefiance/euler_solutions against try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-4/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/IcyDefiance/euler_solutions:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 605fd16041cf7ec2fc7f05ca386cdd4bb0dc9f160ab209c3627b1b8422433e40
[INFO] running `"docker" "start" "-a" "605fd16041cf7ec2fc7f05ca386cdd4bb0dc9f160ab209c3627b1b8422433e40"`
[INFO] [stderr]     Checking itertools v0.6.1
[INFO] [stderr]     Checking fine_grained v0.1.2
[INFO] [stderr]     Checking primal-sieve v0.2.7
[INFO] [stderr]     Checking primal-check v0.2.2
[INFO] [stderr]     Checking primal v0.2.3
[INFO] [stderr]     Checking euler_solutions v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(iterator_step_by)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(iterator_step_by)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.35s
[INFO] running `"docker" "inspect" "605fd16041cf7ec2fc7f05ca386cdd4bb0dc9f160ab209c3627b1b8422433e40"`
[INFO] running `"docker" "rm" "-f" "605fd16041cf7ec2fc7f05ca386cdd4bb0dc9f160ab209c3627b1b8422433e40"`
[INFO] [stdout] 605fd16041cf7ec2fc7f05ca386cdd4bb0dc9f160ab209c3627b1b8422433e40