Dec 11 23:52:02.516 INFO checking TrueDoughnut/ProjectEuler against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 23:52:02.516 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-5/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-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 11 23:52:02.984 INFO [stdout] 31a03af444ec2712c01dd66f2caa5f0103aafc71c6de893c56a58ca161150d00
Dec 11 23:52:02.986 INFO running `"docker" "start" "-a" "31a03af444ec2712c01dd66f2caa5f0103aafc71c6de893c56a58ca161150d00"`
Dec 11 23:52:05.332 INFO [stderr] usermod: no changes
Dec 11 23:52:05.392 INFO [stderr]     Checking num-bigint v0.2.1
Dec 11 23:52:08.151 INFO [stderr]     Checking ProjectEuler v0.1.0 (/source)
Dec 11 23:52:09.008 INFO [stderr] error[E0277]: cannot add-assign `num_bigint::BigInt` to `i64`
Dec 11 23:52:09.008 INFO [stderr]    --> src/main.rs:258:13
Dec 11 23:52:09.008 INFO [stderr]     |
Dec 11 23:52:09.008 INFO [stderr] 258 |         sum += &x % 10;
Dec 11 23:52:09.008 INFO [stderr]     |             ^^ no implementation for `i64 += num_bigint::BigInt`
Dec 11 23:52:09.032 INFO [stderr]     |
Dec 11 23:52:09.032 INFO [stderr]     = help: the trait `std::ops::AddAssign<num_bigint::BigInt>` is not implemented for `i64`
Dec 11 23:52:09.032 INFO [stderr] 
Dec 11 23:52:09.044 INFO [stderr] error: aborting due to previous error
Dec 11 23:52:09.064 INFO [stderr] 
Dec 11 23:52:09.064 INFO [stderr] For more information about this error, try `rustc --explain E0277`.
Dec 11 23:52:09.072 INFO [stderr] error: Could not compile `ProjectEuler`.
Dec 11 23:52:09.072 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 11 23:52:09.221 INFO [stderr] error[E0277]: cannot add-assign `num_bigint::BigInt` to `i64`
Dec 11 23:52:09.222 INFO [stderr]    --> src/main.rs:258:13
Dec 11 23:52:09.222 INFO [stderr]     |
Dec 11 23:52:09.222 INFO [stderr] 258 |         sum += &x % 10;
Dec 11 23:52:09.223 INFO [stderr]     |             ^^ no implementation for `i64 += num_bigint::BigInt`
Dec 11 23:52:09.223 INFO [stderr]     |
Dec 11 23:52:09.223 INFO [stderr]     = help: the trait `std::ops::AddAssign<num_bigint::BigInt>` is not implemented for `i64`
Dec 11 23:52:09.223 INFO [stderr] 
Dec 11 23:52:09.240 INFO [stderr] error: aborting due to previous error
Dec 11 23:52:09.240 INFO [stderr] 
Dec 11 23:52:09.240 INFO [stderr] For more information about this error, try `rustc --explain E0277`.
Dec 11 23:52:09.245 INFO [stderr] error: Could not compile `ProjectEuler`.
Dec 11 23:52:09.245 INFO [stderr] 
Dec 11 23:52:09.245 INFO [stderr] To learn more, run the command again with --verbose.
Dec 11 23:52:09.247 INFO [stderr] su: No module specific data is present
Dec 11 23:52:10.422 INFO running `"docker" "inspect" "31a03af444ec2712c01dd66f2caa5f0103aafc71c6de893c56a58ca161150d00"`
Dec 11 23:52:10.802 INFO running `"docker" "rm" "-f" "31a03af444ec2712c01dd66f2caa5f0103aafc71c6de893c56a58ca161150d00"`
Dec 11 23:52:11.084 INFO [stdout] 31a03af444ec2712c01dd66f2caa5f0103aafc71c6de893c56a58ca161150d00