[INFO] updating cached repository migerh/aoc2018-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/migerh/aoc2018-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/migerh/aoc2018-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/migerh/aoc2018-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/migerh/aoc2018-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/migerh/aoc2018-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/migerh/aoc2018-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/migerh/aoc2018-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 566d81609c521a1a5658005f490fde85a9d5bda3
[INFO] sha for GitHub repo migerh/aoc2018-rs: 566d81609c521a1a5658005f490fde85a9d5bda3
[INFO] validating manifest of migerh/aoc2018-rs 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 migerh/aoc2018-rs 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 migerh/aoc2018-rs
[INFO] finished frobbing migerh/aoc2018-rs
[INFO] frobbed toml for migerh/aoc2018-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/migerh/aoc2018-rs/Cargo.toml
[INFO] started frobbing migerh/aoc2018-rs
[INFO] finished frobbing migerh/aoc2018-rs
[INFO] frobbed toml for migerh/aoc2018-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/migerh/aoc2018-rs/Cargo.toml
[INFO] crate migerh/aoc2018-rs 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] testing migerh/aoc2018-rs against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/migerh/aoc2018-rs:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] cdd61ccf4181bc0f7b1572e503a16fc9bc5c56189407a10eb2f7ce59ff3d6951
[INFO] running `"docker" "start" "-a" "cdd61ccf4181bc0f7b1572e503a16fc9bc5c56189407a10eb2f7ce59ff3d6951"`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling y2018 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/day16/ops.rs:6:52
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn op_map() -> BTreeMap<&'static str, &'static Fn(State, i32, i32, i32) -> Option<State>> {
[INFO] [stderr]   |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(State, i32, i32, i32) -> Option<State>`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/day19/ops.rs:6:52
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn op_map() -> BTreeMap<&'static str, &'static Fn(State, i128, i128, i128) -> Option<State>> {
[INFO] [stderr]   |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(State, i128, i128, i128) -> Option<State>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/utils/mod.rs:66:30
[INFO] [stderr]    |
[INFO] [stderr] 66 |   fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `REFallsAsleep` should have an upper case name
[INFO] [stderr]   --> src/day4/mod.rs:34:18
[INFO] [stderr]    |
[INFO] [stderr] 34 |       static ref REFallsAsleep: Regex = Regex::new(r"falls asleep").unwrap();
[INFO] [stderr]    |                  ^^^^^^^^^^^^^ help: convert the identifier to upper case: `REFALLS_ASLEEP`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `REWakesUp` should have an upper case name
[INFO] [stderr]   --> src/day4/mod.rs:35:18
[INFO] [stderr]    |
[INFO] [stderr] 35 |       static ref REWakesUp: Regex = Regex::new(r"wakes up").unwrap();
[INFO] [stderr]    |                  ^^^^^^^^^ help: convert the identifier to upper case: `REWAKES_UP`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `REStarts` should have an upper case name
[INFO] [stderr]   --> src/day4/mod.rs:36:18
[INFO] [stderr]    |
[INFO] [stderr] 36 |       static ref REStarts: Regex = Regex::new(r"Guard \#(\d+) begins shift").unwrap();
[INFO] [stderr]    |                  ^^^^^^^^ help: convert the identifier to upper case: `RESTARTS`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `REEdge` should have an upper case name
[INFO] [stderr]   --> src/day7/common.rs:16:18
[INFO] [stderr]    |
[INFO] [stderr] 16 |       static ref REEdge: Regex = Regex::new(r"Step (.) must be finished before step (.) can begin\.").unwrap();
[INFO] [stderr]    |                  ^^^^^^ help: convert the identifier to upper case: `REEDGE`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `RE_state` should have an upper case name
[INFO] [stderr]   --> src/day16/problems.rs:26:16
[INFO] [stderr]    |
[INFO] [stderr] 26 |     static ref RE_state: Regex = Regex::new(r"\[(\d+), (\d+), (\d+), (\d+)\]").unwrap();
[INFO] [stderr]    |                ^^^^^^^^ help: convert the identifier to upper case: `RE_STATE`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `RE_instruction` should have an upper case name
[INFO] [stderr]   --> src/day16/problems.rs:39:16
[INFO] [stderr]    |
[INFO] [stderr] 39 |     static ref RE_instruction: Regex = Regex::new(r"(\d+) (\d+) (\d+) (\d+)").unwrap();
[INFO] [stderr]    |                ^^^^^^^^^^^^^^ help: convert the identifier to upper case: `RE_INSTRUCTION`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `RE_before` should have an upper case name
[INFO] [stderr]   --> src/day16/problems.rs:84:16
[INFO] [stderr]    |
[INFO] [stderr] 84 |     static ref RE_before: Regex = Regex::new(r"Before:").unwrap();
[INFO] [stderr]    |                ^^^^^^^^^ help: convert the identifier to upper case: `RE_BEFORE`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `RE_x` should have an upper case name
[INFO] [stderr]   --> src/day17/mod.rs:64:16
[INFO] [stderr]    |
[INFO] [stderr] 64 |     static ref RE_x: Regex = Regex::new(r"x=(\d+)(\.\.)?(\d+)?").unwrap();
[INFO] [stderr]    |                ^^^^ help: convert the identifier to upper case: `RE_X`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `RE_y` should have an upper case name
[INFO] [stderr]   --> src/day17/mod.rs:65:16
[INFO] [stderr]    |
[INFO] [stderr] 65 |     static ref RE_y: Regex = Regex::new(r"y=(\d+)(\.\.)?(\d+)?").unwrap();
[INFO] [stderr]    |                ^^^^ help: convert the identifier to upper case: `RE_Y`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `RE_ip` should have an upper case name
[INFO] [stderr]   --> src/day19/problems.rs:16:16
[INFO] [stderr]    |
[INFO] [stderr] 16 |     static ref RE_ip: Regex = Regex::new(r"#ip (\d+)").unwrap();
[INFO] [stderr]    |                ^^^^^ help: convert the identifier to upper case: `RE_IP`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `RE_instruction` should have an upper case name
[INFO] [stderr]   --> src/day19/problems.rs:29:16
[INFO] [stderr]    |
[INFO] [stderr] 29 |     static ref RE_instruction: Regex = Regex::new(r"([a-z]{4}) (\d+) (\d+) (\d+)").unwrap();
[INFO] [stderr]    |                ^^^^^^^^^^^^^^ help: convert the identifier to upper case: `RE_INSTRUCTION`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `RE_ip` should have an upper case name
[INFO] [stderr]   --> src/day21/problems.rs:17:16
[INFO] [stderr]    |
[INFO] [stderr] 17 |     static ref RE_ip: Regex = Regex::new(r"#ip (\d+)").unwrap();
[INFO] [stderr]    |                ^^^^^ help: convert the identifier to upper case: `RE_IP`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `RE_instruction` should have an upper case name
[INFO] [stderr]   --> src/day21/problems.rs:30:16
[INFO] [stderr]    |
[INFO] [stderr] 30 |     static ref RE_instruction: Regex = Regex::new(r"([a-z]{4}) (\d+) (\d+) (\d+)").unwrap();
[INFO] [stderr]    |                ^^^^^^^^^^^^^^ help: convert the identifier to upper case: `RE_INSTRUCTION`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `RE_bot` should have an upper case name
[INFO] [stderr]   --> src/day23/mod.rs:25:18
[INFO] [stderr]    |
[INFO] [stderr] 25 |       static ref RE_bot: Regex = Regex::new(r"pos=<(-?\d+),(-?\d+),(-?\d+)>, r=(\d+)").unwrap();
[INFO] [stderr]    |                  ^^^^^^ help: convert the identifier to upper case: `RE_BOT`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `RE_weak` should have an upper case name
[INFO] [stderr]   --> src/day24/parse.rs:39:16
[INFO] [stderr]    |
[INFO] [stderr] 39 |     static ref RE_weak: Regex = Regex::new(r"weak to (\w+),?\s?(\w+)?,?\s?(\w+)?,?\s?(\w+)?").unwrap();
[INFO] [stderr]    |                ^^^^^^^ help: convert the identifier to upper case: `RE_WEAK`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `RE_immune` should have an upper case name
[INFO] [stderr]   --> src/day24/parse.rs:47:16
[INFO] [stderr]    |
[INFO] [stderr] 47 |     static ref RE_immune: Regex = Regex::new(r"immune to (\w+),?\s?(\w+)?,?\s?(\w+)?,?\s?(\w+)?").unwrap();
[INFO] [stderr]    |                ^^^^^^^^^ help: convert the identifier to upper case: `RE_IMMUNE`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `RE_group` should have an upper case name
[INFO] [stderr]   --> src/day24/parse.rs:55:16
[INFO] [stderr]    |
[INFO] [stderr] 55 |     static ref RE_group: Regex = Regex::new(r"(\d+) units each with (\d+) hit points (\(.*\))? with an attack that does (\d+) (\w+) damage at initiative (\d+)").unwrap();
[INFO] [stderr]    |                ^^^^^^^^ help: convert the identifier to upper case: `RE_GROUP`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `RE_group_nospecial` should have an upper case name
[INFO] [stderr]   --> src/day24/parse.rs:56:16
[INFO] [stderr]    |
[INFO] [stderr] 56 |     static ref RE_group_nospecial: Regex = Regex::new(r"(\d+) units each with (\d+) hit points (with) an attack that does (\d+) (\w+) damage at initiative (\d+)").unwrap();
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `RE_GROUP_NOSPECIAL`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.43s
[INFO] running `"docker" "inspect" "cdd61ccf4181bc0f7b1572e503a16fc9bc5c56189407a10eb2f7ce59ff3d6951"`
[INFO] running `"docker" "rm" "-f" "cdd61ccf4181bc0f7b1572e503a16fc9bc5c56189407a10eb2f7ce59ff3d6951"`
[INFO] [stdout] cdd61ccf4181bc0f7b1572e503a16fc9bc5c56189407a10eb2f7ce59ff3d6951
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/migerh/aoc2018-rs:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 026e85d8bf17b17dbc4e49c8b1744862566004f14293601091e78bcf06fea5c1
[INFO] running `"docker" "start" "-a" "026e85d8bf17b17dbc4e49c8b1744862566004f14293601091e78bcf06fea5c1"`
[INFO] [stderr]    Compiling y2018 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/day16/ops.rs:6:52
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn op_map() -> BTreeMap<&'static str, &'static Fn(State, i32, i32, i32) -> Option<State>> {
[INFO] [stderr]   |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(State, i32, i32, i32) -> Option<State>`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/day19/ops.rs:6:52
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn op_map() -> BTreeMap<&'static str, &'static Fn(State, i128, i128, i128) -> Option<State>> {
[INFO] [stderr]   |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(State, i128, i128, i128) -> Option<State>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/utils/mod.rs:66:30
[INFO] [stderr]    |
[INFO] [stderr] 66 |   fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `REFallsAsleep` should have an upper case name
[INFO] [stderr]   --> src/day4/mod.rs:34:18
[INFO] [stderr]    |
[INFO] [stderr] 34 |       static ref REFallsAsleep: Regex = Regex::new(r"falls asleep").unwrap();
[INFO] [stderr]    |                  ^^^^^^^^^^^^^ help: convert the identifier to upper case: `REFALLS_ASLEEP`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `REWakesUp` should have an upper case name
[INFO] [stderr]   --> src/day4/mod.rs:35:18
[INFO] [stderr]    |
[INFO] [stderr] 35 |       static ref REWakesUp: Regex = Regex::new(r"wakes up").unwrap();
[INFO] [stderr]    |                  ^^^^^^^^^ help: convert the identifier to upper case: `REWAKES_UP`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `REStarts` should have an upper case name
[INFO] [stderr]   --> src/day4/mod.rs:36:18
[INFO] [stderr]    |
[INFO] [stderr] 36 |       static ref REStarts: Regex = Regex::new(r"Guard \#(\d+) begins shift").unwrap();
[INFO] [stderr]    |                  ^^^^^^^^ help: convert the identifier to upper case: `RESTARTS`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `REEdge` should have an upper case name
[INFO] [stderr]   --> src/day7/common.rs:16:18
[INFO] [stderr]    |
[INFO] [stderr] 16 |       static ref REEdge: Regex = Regex::new(r"Step (.) must be finished before step (.) can begin\.").unwrap();
[INFO] [stderr]    |                  ^^^^^^ help: convert the identifier to upper case: `REEDGE`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `RE_state` should have an upper case name
[INFO] [stderr]   --> src/day16/problems.rs:26:16
[INFO] [stderr]    |
[INFO] [stderr] 26 |     static ref RE_state: Regex = Regex::new(r"\[(\d+), (\d+), (\d+), (\d+)\]").unwrap();
[INFO] [stderr]    |                ^^^^^^^^ help: convert the identifier to upper case: `RE_STATE`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `RE_instruction` should have an upper case name
[INFO] [stderr]   --> src/day16/problems.rs:39:16
[INFO] [stderr]    |
[INFO] [stderr] 39 |     static ref RE_instruction: Regex = Regex::new(r"(\d+) (\d+) (\d+) (\d+)").unwrap();
[INFO] [stderr]    |                ^^^^^^^^^^^^^^ help: convert the identifier to upper case: `RE_INSTRUCTION`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `RE_before` should have an upper case name
[INFO] [stderr]   --> src/day16/problems.rs:84:16
[INFO] [stderr]    |
[INFO] [stderr] 84 |     static ref RE_before: Regex = Regex::new(r"Before:").unwrap();
[INFO] [stderr]    |                ^^^^^^^^^ help: convert the identifier to upper case: `RE_BEFORE`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `RE_x` should have an upper case name
[INFO] [stderr]   --> src/day17/mod.rs:64:16
[INFO] [stderr]    |
[INFO] [stderr] 64 |     static ref RE_x: Regex = Regex::new(r"x=(\d+)(\.\.)?(\d+)?").unwrap();
[INFO] [stderr]    |                ^^^^ help: convert the identifier to upper case: `RE_X`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `RE_y` should have an upper case name
[INFO] [stderr]   --> src/day17/mod.rs:65:16
[INFO] [stderr]    |
[INFO] [stderr] 65 |     static ref RE_y: Regex = Regex::new(r"y=(\d+)(\.\.)?(\d+)?").unwrap();
[INFO] [stderr]    |                ^^^^ help: convert the identifier to upper case: `RE_Y`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `RE_ip` should have an upper case name
[INFO] [stderr]   --> src/day19/problems.rs:16:16
[INFO] [stderr]    |
[INFO] [stderr] 16 |     static ref RE_ip: Regex = Regex::new(r"#ip (\d+)").unwrap();
[INFO] [stderr]    |                ^^^^^ help: convert the identifier to upper case: `RE_IP`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `RE_instruction` should have an upper case name
[INFO] [stderr]   --> src/day19/problems.rs:29:16
[INFO] [stderr]    |
[INFO] [stderr] 29 |     static ref RE_instruction: Regex = Regex::new(r"([a-z]{4}) (\d+) (\d+) (\d+)").unwrap();
[INFO] [stderr]    |                ^^^^^^^^^^^^^^ help: convert the identifier to upper case: `RE_INSTRUCTION`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `RE_ip` should have an upper case name
[INFO] [stderr]   --> src/day21/problems.rs:17:16
[INFO] [stderr]    |
[INFO] [stderr] 17 |     static ref RE_ip: Regex = Regex::new(r"#ip (\d+)").unwrap();
[INFO] [stderr]    |                ^^^^^ help: convert the identifier to upper case: `RE_IP`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `RE_instruction` should have an upper case name
[INFO] [stderr]   --> src/day21/problems.rs:30:16
[INFO] [stderr]    |
[INFO] [stderr] 30 |     static ref RE_instruction: Regex = Regex::new(r"([a-z]{4}) (\d+) (\d+) (\d+)").unwrap();
[INFO] [stderr]    |                ^^^^^^^^^^^^^^ help: convert the identifier to upper case: `RE_INSTRUCTION`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `RE_bot` should have an upper case name
[INFO] [stderr]   --> src/day23/mod.rs:25:18
[INFO] [stderr]    |
[INFO] [stderr] 25 |       static ref RE_bot: Regex = Regex::new(r"pos=<(-?\d+),(-?\d+),(-?\d+)>, r=(\d+)").unwrap();
[INFO] [stderr]    |                  ^^^^^^ help: convert the identifier to upper case: `RE_BOT`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `RE_weak` should have an upper case name
[INFO] [stderr]   --> src/day24/parse.rs:39:16
[INFO] [stderr]    |
[INFO] [stderr] 39 |     static ref RE_weak: Regex = Regex::new(r"weak to (\w+),?\s?(\w+)?,?\s?(\w+)?,?\s?(\w+)?").unwrap();
[INFO] [stderr]    |                ^^^^^^^ help: convert the identifier to upper case: `RE_WEAK`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `RE_immune` should have an upper case name
[INFO] [stderr]   --> src/day24/parse.rs:47:16
[INFO] [stderr]    |
[INFO] [stderr] 47 |     static ref RE_immune: Regex = Regex::new(r"immune to (\w+),?\s?(\w+)?,?\s?(\w+)?,?\s?(\w+)?").unwrap();
[INFO] [stderr]    |                ^^^^^^^^^ help: convert the identifier to upper case: `RE_IMMUNE`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `RE_group` should have an upper case name
[INFO] [stderr]   --> src/day24/parse.rs:55:16
[INFO] [stderr]    |
[INFO] [stderr] 55 |     static ref RE_group: Regex = Regex::new(r"(\d+) units each with (\d+) hit points (\(.*\))? with an attack that does (\d+) (\w+) damage at initiative (\d+)").unwrap();
[INFO] [stderr]    |                ^^^^^^^^ help: convert the identifier to upper case: `RE_GROUP`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `RE_group_nospecial` should have an upper case name
[INFO] [stderr]   --> src/day24/parse.rs:56:16
[INFO] [stderr]    |
[INFO] [stderr] 56 |     static ref RE_group_nospecial: Regex = Regex::new(r"(\d+) units each with (\d+) hit points (with) an attack that does (\d+) (\w+) damage at initiative (\d+)").unwrap();
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `RE_GROUP_NOSPECIAL`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.15s
[INFO] running `"docker" "inspect" "026e85d8bf17b17dbc4e49c8b1744862566004f14293601091e78bcf06fea5c1"`
[INFO] running `"docker" "rm" "-f" "026e85d8bf17b17dbc4e49c8b1744862566004f14293601091e78bcf06fea5c1"`
[INFO] [stdout] 026e85d8bf17b17dbc4e49c8b1744862566004f14293601091e78bcf06fea5c1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/migerh/aoc2018-rs:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] e95e3d6c687a2368a137f0248cf92d75b76c94eb36c88cd2c8e5278008342923
[INFO] running `"docker" "start" "-a" "e95e3d6c687a2368a137f0248cf92d75b76c94eb36c88cd2c8e5278008342923"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/y2018-7dedb2e623522e14
[INFO] [stdout] 
[INFO] [stdout] running 50 tests
[INFO] [stdout] test day11::tests::cell_power_level_2 ... ok
[INFO] [stdout] test day11::tests::cell_power_level_1 ... ok
[INFO] [stdout] test day11::tests::cell_power_level_3 ... ok
[INFO] [stdout] test day11::tests::cell_power_level_4 ... ok
[INFO] [stdout] test day15::tests::position_equals_two_different_positions_are_not_equal ... ok
[INFO] [stdout] test day15::tests::position_equals_two_identical_positions_are_equal ... ok
[INFO] [stdout] test day20::problems::tests::check_example1 ... ok
[INFO] [stdout] test day20::problems::tests::check_example3 ... ok
[INFO] [stdout] test day20::problems::tests::check_example2 ... ok
[INFO] [stdout] test day20::problems::tests::check_example5 ... ok
[INFO] [stdout] test day20::problems::tests::check_example4 ... ok
[INFO] [stdout] test day2::tests::double_does_not_report_quadruple_letters ... ok
[INFO] [stdout] test day22::tests::check_example ... ok
[INFO] [stdout] test day2::tests::double_does_not_report_triple_letters ... ok
[INFO] [stdout] test day2::tests::double_does_not_report_single_letters ... ok
[INFO] [stdout] test day2::tests::double_reports_double_letter ... ok
[INFO] [stdout] test day2::tests::double_reports_only_one_double_letter ... ok
[INFO] [stdout] test day2::tests::triple_does_not_report_double_letters ... ok
[INFO] [stdout] test day2::tests::triple_does_not_report_quadruple_letters ... ok
[INFO] [stdout] test day2::tests::triple_does_not_report_single_letters ... ok
[INFO] [stdout] test day2::tests::triple_reports_only_one_triple_letter ... ok
[INFO] [stdout] test day2::tests::triple_reports_triple_letter ... ok
[INFO] [stdout] test day11::tests::check_problem1 ... ok
[INFO] [stdout] test day4::tests::check_problem1_result ... ok
[INFO] [stdout] test day4::tests::check_problem2_result ... ok
[INFO] [stdout] test day5::tests::reduce_reduces ... ok
[INFO] [stdout] test day5::tests::reduce_reduces_even_longer_strings ... ok
[INFO] [stdout] test day5::tests::reduce_reduces_longer_strings ... ok
[INFO] [stdout] test day5::tests::reduce_repeatedly_simple_case ... ok
[INFO] [stdout] test day6::tests::manhatten_distance_works ... ok
[INFO] [stdout] test day16::problems::tests::check_problem2 ... ok
[INFO] [stdout] test day10::tests::check_problem2 ... ok
[INFO] [stdout] test day7::tests::check_problem1_works ... ok
[INFO] [stdout] test day8::tests::check_problem1_result ... ok
[INFO] [stdout] test day8::tests::check_problem2_result ... ok
[INFO] [stdout] test day9::tests::check_problem1 ... ok
[INFO] [stdout] test day6::tests::problem2_result_is_correct ... ok
[INFO] [stdout] test day9::tests::example1 ... ok
[INFO] [stdout] test day9::tests::example2 ... ok
[INFO] [stdout] test day9::tests::example3 ... ok
[INFO] [stdout] test day9::tests::example4 ... ok
[INFO] [stdout] test day9::tests::example5 ... ok
[INFO] [stdout] test day9::tests::example6 ... ok
[INFO] [stdout] test day12::tests::check_problem1 ... ok
[INFO] [stdout] test day7::tests::check_problem2_works ... ok
[INFO] [stdout] test day6::tests::problem1_result_is_correct ... ok
[INFO] [stdout] test day9::tests::check_problem2 ... ok
[INFO] [stdout] test day5::tests::problem1_returns_correct_result ... ok
[INFO] [stdout] test day14::tests::check_results ... ok
[INFO] [stdout] test day12::tests::check_problem2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 50 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e95e3d6c687a2368a137f0248cf92d75b76c94eb36c88cd2c8e5278008342923"`
[INFO] running `"docker" "rm" "-f" "e95e3d6c687a2368a137f0248cf92d75b76c94eb36c88cd2c8e5278008342923"`
[INFO] [stdout] e95e3d6c687a2368a137f0248cf92d75b76c94eb36c88cd2c8e5278008342923