[INFO] updating cached repository gregcline/advent_of_code_2018
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/gregcline/advent_of_code_2018
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/gregcline/advent_of_code_2018" "work/ex/beta-1.37-6/sources/1.36.0/gh/gregcline/advent_of_code_2018"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/gregcline/advent_of_code_2018'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/gregcline/advent_of_code_2018" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/gregcline/advent_of_code_2018"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/gregcline/advent_of_code_2018'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7e4d3e3259d2fe1a58af1ee64ba0b64c562abea9
[INFO] sha for GitHub repo gregcline/advent_of_code_2018: 7e4d3e3259d2fe1a58af1ee64ba0b64c562abea9
[INFO] validating manifest of gregcline/advent_of_code_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 gregcline/advent_of_code_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 gregcline/advent_of_code_2018
[INFO] finished frobbing gregcline/advent_of_code_2018
[INFO] frobbed toml for gregcline/advent_of_code_2018 written to work/ex/beta-1.37-6/sources/1.36.0/gh/gregcline/advent_of_code_2018/Cargo.toml
[INFO] started frobbing gregcline/advent_of_code_2018
[INFO] finished frobbing gregcline/advent_of_code_2018
[INFO] frobbed toml for gregcline/advent_of_code_2018 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/gregcline/advent_of_code_2018/Cargo.toml
[INFO] crate gregcline/advent_of_code_2018 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing gregcline/advent_of_code_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-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/gregcline/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 47db8407bbbb16a6776a9a7de6aace2832ea6616bffef791449cc4cb4069c5ec
[INFO] running `"docker" "start" "-a" "47db8407bbbb16a6776a9a7de6aace2832ea6616bffef791449cc4cb4069c5ec"`
[INFO] [stderr]    Compiling ansi_term v0.7.5
[INFO] [stderr]    Compiling strum v0.8.0
[INFO] [stderr]    Compiling tap v0.3.0
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling strum_macros v0.8.0
[INFO] [stderr]    Compiling term v0.2.14
[INFO] [stderr]    Compiling structopt-derive v0.2.13
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling spinner v0.4.0
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling spinners v1.0.0
[INFO] [stderr]    Compiling structopt v0.2.13
[INFO] [stderr]    Compiling rust_2018 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/day_3.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tap::TapOps`
[INFO] [stderr]  --> src/day_3.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use tap::TapOps;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/solver.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `puzzle`
[INFO] [stderr]   --> src/day_3.rs:27:22
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn part_2(&self, puzzle: &str) -> io::Result<Solution> {
[INFO] [stderr]    |                      ^^^^^^ help: consider prefixing with an underscore: `_puzzle`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.41s
[INFO] running `"docker" "inspect" "47db8407bbbb16a6776a9a7de6aace2832ea6616bffef791449cc4cb4069c5ec"`
[INFO] running `"docker" "rm" "-f" "47db8407bbbb16a6776a9a7de6aace2832ea6616bffef791449cc4cb4069c5ec"`
[INFO] [stdout] 47db8407bbbb16a6776a9a7de6aace2832ea6616bffef791449cc4cb4069c5ec
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/gregcline/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8dcf98626e2dac0257bf91348e489cdd522c321ed735ff4262d429a8702d0956
[INFO] running `"docker" "start" "-a" "8dcf98626e2dac0257bf91348e489cdd522c321ed735ff4262d429a8702d0956"`
[INFO] [stderr]    Compiling rust_2018 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/day_3.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `tap::TapOps`
[INFO] [stderr]  --> src/day_3.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use tap::TapOps;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/solver.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `puzzle`
[INFO] [stderr]   --> src/day_3.rs:27:22
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn part_2(&self, puzzle: &str) -> io::Result<Solution> {
[INFO] [stderr]    |                      ^^^^^^ help: consider prefixing with an underscore: `_puzzle`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `"docker" "inspect" "8dcf98626e2dac0257bf91348e489cdd522c321ed735ff4262d429a8702d0956"`
[INFO] running `"docker" "rm" "-f" "8dcf98626e2dac0257bf91348e489cdd522c321ed735ff4262d429a8702d0956"`
[INFO] [stdout] 8dcf98626e2dac0257bf91348e489cdd522c321ed735ff4262d429a8702d0956
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/gregcline/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 7b0aa141df1e06bb0f44942aaa9933cfa905cc6f41f030c2227da584bcbea980
[INFO] running `"docker" "start" "-a" "7b0aa141df1e06bb0f44942aaa9933cfa905cc6f41f030c2227da584bcbea980"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_2018-8d02a9b511f3d5d3
[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] running `"docker" "inspect" "7b0aa141df1e06bb0f44942aaa9933cfa905cc6f41f030c2227da584bcbea980"`
[INFO] running `"docker" "rm" "-f" "7b0aa141df1e06bb0f44942aaa9933cfa905cc6f41f030c2227da584bcbea980"`
[INFO] [stdout] 7b0aa141df1e06bb0f44942aaa9933cfa905cc6f41f030c2227da584bcbea980