[INFO] updating cached repository jcrowgey/aoc_2018 [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/jcrowgey/aoc_2018 [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/jcrowgey/aoc_2018" "work/ex/beta-1.37-6/sources/1.36.0/gh/jcrowgey/aoc_2018"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/jcrowgey/aoc_2018'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/jcrowgey/aoc_2018" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jcrowgey/aoc_2018"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jcrowgey/aoc_2018'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 9b77ca12e3e1a80080036ec5defcd2d142ff619e [INFO] sha for GitHub repo jcrowgey/aoc_2018: 9b77ca12e3e1a80080036ec5defcd2d142ff619e [INFO] validating manifest of jcrowgey/aoc_2018 on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of jcrowgey/aoc_2018 on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing jcrowgey/aoc_2018 [INFO] finished frobbing jcrowgey/aoc_2018 [INFO] frobbed toml for jcrowgey/aoc_2018 written to work/ex/beta-1.37-6/sources/1.36.0/gh/jcrowgey/aoc_2018/Cargo.toml [INFO] started frobbing jcrowgey/aoc_2018 [INFO] finished frobbing jcrowgey/aoc_2018 [INFO] frobbed toml for jcrowgey/aoc_2018 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jcrowgey/aoc_2018/Cargo.toml [INFO] crate jcrowgey/aoc_2018 already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing jcrowgey/aoc_2018 against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/jcrowgey/aoc_2018:/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=warn" "-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" "+1.36.0" "build" "--frozen"` [INFO] [stdout] cf9fcb307322eae6b0058ed9314f765ae3cb963c2bfde9ae1d7d55a185475fe9 [INFO] running `"docker" "start" "-a" "cf9fcb307322eae6b0058ed9314f765ae3cb963c2bfde9ae1d7d55a185475fe9"` [INFO] [stderr] Compiling aoc v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: cannot borrow `char_counts` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/two.rs:14:32 [INFO] [stderr] | [INFO] [stderr] 13 | match char_counts.get(&chr) { [INFO] [stderr] | ----------- immutable borrow occurs here [INFO] [stderr] 14 | Some(count) => char_counts.insert(chr, count + 1), [INFO] [stderr] | ^^^^^^^^^^^ ----- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = note: #[warn(mutable_borrow_reservation_conflict)] on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `use_counts` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/three.rs:70:36 [INFO] [stderr] | [INFO] [stderr] 69 | match use_counts.get(&key) { [INFO] [stderr] | ---------- immutable borrow occurs here [INFO] [stderr] 70 | Some(count) => use_counts.insert(key, count + 1), [INFO] [stderr] | ^^^^^^^^^^ ----- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.72s [INFO] running `"docker" "inspect" "cf9fcb307322eae6b0058ed9314f765ae3cb963c2bfde9ae1d7d55a185475fe9"` [INFO] running `"docker" "rm" "-f" "cf9fcb307322eae6b0058ed9314f765ae3cb963c2bfde9ae1d7d55a185475fe9"` [INFO] [stdout] cf9fcb307322eae6b0058ed9314f765ae3cb963c2bfde9ae1d7d55a185475fe9 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/jcrowgey/aoc_2018:/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=warn" "-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" "+1.36.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 60d3bb284013a3b02c6ba5035cf0ae0817cf5a88f25cdcf8c2aa9c13dd1713fc [INFO] running `"docker" "start" "-a" "60d3bb284013a3b02c6ba5035cf0ae0817cf5a88f25cdcf8c2aa9c13dd1713fc"` [INFO] [stderr] Compiling aoc v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: cannot borrow `char_counts` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/two.rs:14:32 [INFO] [stderr] | [INFO] [stderr] 13 | match char_counts.get(&chr) { [INFO] [stderr] | ----------- immutable borrow occurs here [INFO] [stderr] 14 | Some(count) => char_counts.insert(chr, count + 1), [INFO] [stderr] | ^^^^^^^^^^^ ----- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = note: #[warn(mutable_borrow_reservation_conflict)] on by default [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] warning: cannot borrow `use_counts` as mutable because it is also borrowed as immutable [INFO] [stderr] --> src/three.rs:70:36 [INFO] [stderr] | [INFO] [stderr] 69 | match use_counts.get(&key) { [INFO] [stderr] | ---------- immutable borrow occurs here [INFO] [stderr] 70 | Some(count) => use_counts.insert(key, count + 1), [INFO] [stderr] | ^^^^^^^^^^ ----- immutable borrow later used here [INFO] [stderr] | | [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | [INFO] [stderr] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stderr] = note: for more information, see issue #59159 [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.65s [INFO] running `"docker" "inspect" "60d3bb284013a3b02c6ba5035cf0ae0817cf5a88f25cdcf8c2aa9c13dd1713fc"` [INFO] running `"docker" "rm" "-f" "60d3bb284013a3b02c6ba5035cf0ae0817cf5a88f25cdcf8c2aa9c13dd1713fc"` [INFO] [stdout] 60d3bb284013a3b02c6ba5035cf0ae0817cf5a88f25cdcf8c2aa9c13dd1713fc [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/jcrowgey/aoc_2018:/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=warn" "-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" "+1.36.0" "test" "--frozen"` [INFO] [stdout] f00e5948780647ea3165998de7fa08f761418956799dccd92ce69c364f814dcd [INFO] running `"docker" "start" "-a" "f00e5948780647ea3165998de7fa08f761418956799dccd92ce69c364f814dcd"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/aoc-f59d19e8e3a6d68f [INFO] [stdout] [INFO] [stdout] running 18 tests [INFO] [stdout] test eight::tests::test_eight_a ... ok [INFO] [stdout] test eight::tests::test_eight_b ... ok [INFO] [stdout] test one::tests::test_one_b ... ok [INFO] [stdout] test one::tests::test_one_a ... ok [INFO] [stdout] test four::tests::test_four_b ... ok [INFO] [stdout] test seven::tests::test_seven_a ... ok [INFO] [stdout] test five::tests::test_five_b ... ok [INFO] [stdout] test six::tests::test_six_a ... ok [INFO] [stdout] test seven::tests::test_seven_b ... ok [INFO] [stdout] test six::tests::test_parse_point ... ok [INFO] [stdout] test four::tests::test_four_a ... ok [INFO] [stdout] test five::tests::test_five_a ... ok [INFO] [stdout] test three::tests::test_three_b ... ok [INFO] [stdout] test six::tests::test_six_b ... ok [INFO] [stdout] test two::tests::test_two_a ... ok [INFO] [stdout] test two::tests::test_two_b ... ok [INFO] [stdout] test three::tests::test_three_a ... ok [INFO] [stdout] test nine::tests::test_nine ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "f00e5948780647ea3165998de7fa08f761418956799dccd92ce69c364f814dcd"` [INFO] running `"docker" "rm" "-f" "f00e5948780647ea3165998de7fa08f761418956799dccd92ce69c364f814dcd"` [INFO] [stdout] f00e5948780647ea3165998de7fa08f761418956799dccd92ce69c364f814dcd