Dec 14 05:07:23.717 INFO testing TrueDoughnut/ProjectEuler against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 05:07:23.718 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 14 05:07:24.185 INFO [stdout] bdcf2bc3b8ee69323b44ea35d574cf3e278ea4aec15f08422472f4abed128b4d
Dec 14 05:07:24.186 INFO running `"docker" "start" "-a" "bdcf2bc3b8ee69323b44ea35d574cf3e278ea4aec15f08422472f4abed128b4d"`
Dec 14 05:07:25.675 INFO [stderr] usermod: no changes
Dec 14 05:07:25.803 INFO [stderr]    Compiling num-bigint v0.2.1
Dec 14 05:07:31.655 INFO [stderr]    Compiling ProjectEuler v0.1.0 (/source)
Dec 14 05:07:32.123 INFO [stderr] error[E0106]: missing lifetime specifier
Dec 14 05:07:32.123 INFO [stderr]   --> src/harder_problems/mod.rs:20:40
Dec 14 05:07:32.124 INFO [stderr]    |
Dec 14 05:07:32.124 INFO [stderr] 20 | fn positive_integers(n: BigInt) -> Vec<&BigInt> {
Dec 14 05:07:32.124 INFO [stderr]    |                                        ^ help: consider giving it an explicit bounded or 'static lifetime: `&'static`
Dec 14 05:07:32.124 INFO [stderr]    |
Dec 14 05:07:32.125 INFO [stderr]    = help: this function's return type contains a borrowed value with an elided lifetime, but the lifetime cannot be derived from the arguments
Dec 14 05:07:32.125 INFO [stderr] 
Dec 14 05:07:32.129 INFO [stderr] error: aborting due to previous error
Dec 14 05:07:32.129 INFO [stderr] 
Dec 14 05:07:32.130 INFO [stderr] For more information about this error, try `rustc --explain E0106`.
Dec 14 05:07:32.132 INFO [stderr] error: Could not compile `ProjectEuler`.
Dec 14 05:07:32.132 INFO [stderr] 
Dec 14 05:07:32.132 INFO [stderr] To learn more, run the command again with --verbose.
Dec 14 05:07:32.134 INFO [stderr] su: No module specific data is present
Dec 14 05:07:33.599 INFO running `"docker" "inspect" "bdcf2bc3b8ee69323b44ea35d574cf3e278ea4aec15f08422472f4abed128b4d"`
Dec 14 05:07:34.031 INFO running `"docker" "rm" "-f" "bdcf2bc3b8ee69323b44ea35d574cf3e278ea4aec15f08422472f4abed128b4d"`
Dec 14 05:07:34.367 INFO [stdout] bdcf2bc3b8ee69323b44ea35d574cf3e278ea4aec15f08422472f4abed128b4d