[INFO] updating cached repository BlockCat/adventofcode2018
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/BlockCat/adventofcode2018
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/BlockCat/adventofcode2018" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/BlockCat/adventofcode2018"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/BlockCat/adventofcode2018'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/BlockCat/adventofcode2018" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/BlockCat/adventofcode2018"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/BlockCat/adventofcode2018'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 207e47eb1c5eddfef9739d328efaa9fef3a0ee46
[INFO] sha for GitHub repo BlockCat/adventofcode2018: 207e47eb1c5eddfef9739d328efaa9fef3a0ee46
[INFO] validating manifest of BlockCat/adventofcode2018 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of BlockCat/adventofcode2018 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing BlockCat/adventofcode2018
[INFO] finished frobbing BlockCat/adventofcode2018
[INFO] frobbed toml for BlockCat/adventofcode2018 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/BlockCat/adventofcode2018/Cargo.toml
[INFO] started frobbing BlockCat/adventofcode2018
[INFO] finished frobbing BlockCat/adventofcode2018
[INFO] frobbed toml for BlockCat/adventofcode2018 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/BlockCat/adventofcode2018/Cargo.toml
[INFO] crate BlockCat/adventofcode2018 has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing BlockCat/adventofcode2018 against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/BlockCat/adventofcode2018:/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=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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] af09b1d610f655288094e769feba22300644dc78493a44a73bbd429a33f15d84
[INFO] running `"docker" "start" "-a" "af09b1d610f655288094e769feba22300644dc78493a44a73bbd429a33f15d84"`
[INFO] [stderr] warning: unused manifest key: package.rustflags
[INFO] [stderr]    Compiling advent-of-code-2018 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::collections::BinaryHeap`
[INFO] [stderr]  --> src/day17.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::collections::BinaryHeap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `extra_filter`
[INFO] [stderr]    --> src/day17.rs:118:71
[INFO] [stderr]     |
[INFO] [stderr] 118 | fn helper(mapping: HashSet<Location>, (min_y, max_y): (usize, usize), extra_filter: bool) -> (usize, usize, usize) {
[INFO] [stderr]     |                                                                       ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_extra_filter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `exercise_2`
[INFO] [stderr]    --> src/day17.rs:114:1
[INFO] [stderr]     |
[INFO] [stderr] 114 | fn exercise_2(mapping: HashSet<Location>, bounds: (usize, usize)) -> usize {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `pretty_print`
[INFO] [stderr]    --> src/day17.rs:217:1
[INFO] [stderr]     |
[INFO] [stderr] 217 | fn pretty_print(mapping: &HashSet<Location>, water: &HashMap<Location, Water>, (min_y, max_y): (usize, usize)) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `"docker" "inspect" "af09b1d610f655288094e769feba22300644dc78493a44a73bbd429a33f15d84"`
[INFO] running `"docker" "rm" "-f" "af09b1d610f655288094e769feba22300644dc78493a44a73bbd429a33f15d84"`
[INFO] [stdout] af09b1d610f655288094e769feba22300644dc78493a44a73bbd429a33f15d84
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/BlockCat/adventofcode2018:/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=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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4a59ea90b8120fd263a6b9d6743bc5612e348c80d68de8e3be3234c1bcfc01fc
[INFO] running `"docker" "start" "-a" "4a59ea90b8120fd263a6b9d6743bc5612e348c80d68de8e3be3234c1bcfc01fc"`
[INFO] [stderr] warning: unused manifest key: package.rustflags
[INFO] [stderr]    Compiling advent-of-code-2018 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::collections::BinaryHeap`
[INFO] [stderr]  --> src/day17.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::collections::BinaryHeap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `extra_filter`
[INFO] [stderr]    --> src/day17.rs:118:71
[INFO] [stderr]     |
[INFO] [stderr] 118 | fn helper(mapping: HashSet<Location>, (min_y, max_y): (usize, usize), extra_filter: bool) -> (usize, usize, usize) {
[INFO] [stderr]     |                                                                       ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_extra_filter`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `pretty_print`
[INFO] [stderr]    --> src/day17.rs:217:1
[INFO] [stderr]     |
[INFO] [stderr] 217 | fn pretty_print(mapping: &HashSet<Location>, water: &HashMap<Location, Water>, (min_y, max_y): (usize, usize)) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.59s
[INFO] running `"docker" "inspect" "4a59ea90b8120fd263a6b9d6743bc5612e348c80d68de8e3be3234c1bcfc01fc"`
[INFO] running `"docker" "rm" "-f" "4a59ea90b8120fd263a6b9d6743bc5612e348c80d68de8e3be3234c1bcfc01fc"`
[INFO] [stdout] 4a59ea90b8120fd263a6b9d6743bc5612e348c80d68de8e3be3234c1bcfc01fc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/BlockCat/adventofcode2018:/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=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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] cfff89885655ed8596531568d98315c486e9ced37483885419cb9452631fb00b
[INFO] running `"docker" "start" "-a" "cfff89885655ed8596531568d98315c486e9ced37483885419cb9452631fb00b"`
[INFO] [stderr] warning: unused manifest key: package.rustflags
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/advent_of_code_2018-d0c341186d1544ad
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test day17::tests::day17_ex1_s1 ... ok
[INFO] [stdout] test day17::tests::day17_ex1_s2 ... ok
[INFO] [stdout] test day17::tests::day17_ex1_s4 ... ok
[INFO] [stdout] test day17::tests::day17_ex2_s1 ... ok
[INFO] [stdout] test day17::tests::day17_ex1_s3 ... ok
[INFO] [stdout] test day17::tests::day17_bench_ex1 ... ok
[INFO] [stdout] test day17::tests::day17_ex1_s5 ... ok
[INFO] [stdout] test day17::tests::day17_bench_ex2 ... ok
[INFO] [stdout] test day17::tests::day17_ex2_s5 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "cfff89885655ed8596531568d98315c486e9ced37483885419cb9452631fb00b"`
[INFO] running `"docker" "rm" "-f" "cfff89885655ed8596531568d98315c486e9ced37483885419cb9452631fb00b"`
[INFO] [stdout] cfff89885655ed8596531568d98315c486e9ced37483885419cb9452631fb00b