[INFO] updating cached repository Darkdoughnut/advent_of_code_2018
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Darkdoughnut/advent_of_code_2018
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Darkdoughnut/advent_of_code_2018" "work/ex/beta-1.38-1/sources/1.37.0/gh/Darkdoughnut/advent_of_code_2018"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Darkdoughnut/advent_of_code_2018'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Darkdoughnut/advent_of_code_2018" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Darkdoughnut/advent_of_code_2018"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Darkdoughnut/advent_of_code_2018'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 47fe3c5477b8d8929f7cecb3bd9fa60caf68377a
[INFO] sha for GitHub repo Darkdoughnut/advent_of_code_2018: 47fe3c5477b8d8929f7cecb3bd9fa60caf68377a
[INFO] validating manifest of Darkdoughnut/advent_of_code_2018 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Darkdoughnut/advent_of_code_2018 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Darkdoughnut/advent_of_code_2018
[INFO] finished frobbing Darkdoughnut/advent_of_code_2018
[INFO] frobbed toml for Darkdoughnut/advent_of_code_2018 written to work/ex/beta-1.38-1/sources/1.37.0/gh/Darkdoughnut/advent_of_code_2018/Cargo.toml
[INFO] started frobbing Darkdoughnut/advent_of_code_2018
[INFO] finished frobbing Darkdoughnut/advent_of_code_2018
[INFO] frobbed toml for Darkdoughnut/advent_of_code_2018 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Darkdoughnut/advent_of_code_2018/Cargo.toml
[INFO] crate Darkdoughnut/advent_of_code_2018 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing Darkdoughnut/advent_of_code_2018 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Darkdoughnut/advent_of_code_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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 5167a0e27027d9f55a7fcd48fee394883d97754a4fc1865d4c08aca53d53e805
[INFO] running `"docker" "start" "-a" "5167a0e27027d9f55a7fcd48fee394883d97754a4fc1865d4c08aca53d53e805"`
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling nibble_vec v0.0.4
[INFO] [stderr]    Compiling radix_trie v0.1.4
[INFO] [stderr]    Compiling day-01 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/day3.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |         let mut line = line.expect("Err getting line");
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.20s
[INFO] running `"docker" "inspect" "5167a0e27027d9f55a7fcd48fee394883d97754a4fc1865d4c08aca53d53e805"`
[INFO] running `"docker" "rm" "-f" "5167a0e27027d9f55a7fcd48fee394883d97754a4fc1865d4c08aca53d53e805"`
[INFO] [stdout] 5167a0e27027d9f55a7fcd48fee394883d97754a4fc1865d4c08aca53d53e805
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Darkdoughnut/advent_of_code_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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2651f48d3ec47afef5d2c86410e1b49e977abd65117396b835883c9f33cf1b85
[INFO] running `"docker" "start" "-a" "2651f48d3ec47afef5d2c86410e1b49e977abd65117396b835883c9f33cf1b85"`
[INFO] [stderr]    Compiling day-01 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/day3.rs:19:13
[INFO] [stderr]    |
[INFO] [stderr] 19 |         let mut line = line.expect("Err getting line");
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.99s
[INFO] running `"docker" "inspect" "2651f48d3ec47afef5d2c86410e1b49e977abd65117396b835883c9f33cf1b85"`
[INFO] running `"docker" "rm" "-f" "2651f48d3ec47afef5d2c86410e1b49e977abd65117396b835883c9f33cf1b85"`
[INFO] [stdout] 2651f48d3ec47afef5d2c86410e1b49e977abd65117396b835883c9f33cf1b85
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Darkdoughnut/advent_of_code_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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 2e8999642d156b0928d25679ac32e6e53579e1a6e8e4797748e09d2f708efa0e
[INFO] running `"docker" "start" "-a" "2e8999642d156b0928d25679ac32e6e53579e1a6e8e4797748e09d2f708efa0e"`
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/day1-b8b5e933292318f8
[INFO] [stdout] test test_sum_lines ... ok
[INFO] [stdout] test test_first_rep_req ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/day2-ede7a32dbf123c3a
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_scan_word_for_n ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/day3-1221240bbedc16bf
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/day4-46cca5bef6e32350
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_convert_line_to_position ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/day5-68f4611b81dc12cc
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/crater/target/debug/deps/day6-c16e33dca889b482
[INFO] [stdout] test test_string_to_date ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_parse_line_to_point ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/day7-d5e19ea404f11ac2
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_parse_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "2e8999642d156b0928d25679ac32e6e53579e1a6e8e4797748e09d2f708efa0e"`
[INFO] running `"docker" "rm" "-f" "2e8999642d156b0928d25679ac32e6e53579e1a6e8e4797748e09d2f708efa0e"`
[INFO] [stdout] 2e8999642d156b0928d25679ac32e6e53579e1a6e8e4797748e09d2f708efa0e