[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-1.38-1/sources/1.37.0/gh/gregcline/advent_of_code_2018"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/gh/gregcline/advent_of_code_2018"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of gregcline/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 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-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "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 gregcline/advent_of_code_2018 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-2/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/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] aea021424bc2b418353e7225642675c5abb54dc45200f0dcf881137d7dd9da44
[INFO] running `"docker" "start" "-a" "aea021424bc2b418353e7225642675c5abb54dc45200f0dcf881137d7dd9da44"`
[INFO] [stderr]    Compiling strum v0.8.0
[INFO] [stderr]    Compiling tap v0.3.0
[INFO] [stderr]    Compiling term v0.2.14
[INFO] [stderr]    Compiling strum_macros v0.8.0
[INFO] [stderr]    Compiling spinner v0.4.0
[INFO] [stderr]    Compiling spinners v1.0.0
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/solver.rs:36:21
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub solver: Box<Solver + 'static>,
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Solver + 'static`
[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/solver.rs:40:40
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn new(file: &str, solver: Box<Solver + 'static>) -> io::Result<Self> {
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Solver + 'static`
[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 12.88s
[INFO] running `"docker" "inspect" "aea021424bc2b418353e7225642675c5abb54dc45200f0dcf881137d7dd9da44"`
[INFO] running `"docker" "rm" "-f" "aea021424bc2b418353e7225642675c5abb54dc45200f0dcf881137d7dd9da44"`
[INFO] [stdout] aea021424bc2b418353e7225642675c5abb54dc45200f0dcf881137d7dd9da44
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] eedc8f392749531a72d9a4e8ccca41b107b6bf6aa8f688a1b3c85501552d2429
[INFO] running `"docker" "start" "-a" "eedc8f392749531a72d9a4e8ccca41b107b6bf6aa8f688a1b3c85501552d2429"`
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/solver.rs:36:21
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub solver: Box<Solver + 'static>,
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Solver + 'static`
[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/solver.rs:40:40
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn new(file: &str, solver: Box<Solver + 'static>) -> io::Result<Self> {
[INFO] [stderr]    |                                        ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Solver + 'static`
[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 1.54s
[INFO] running `"docker" "inspect" "eedc8f392749531a72d9a4e8ccca41b107b6bf6aa8f688a1b3c85501552d2429"`
[INFO] running `"docker" "rm" "-f" "eedc8f392749531a72d9a4e8ccca41b107b6bf6aa8f688a1b3c85501552d2429"`
[INFO] [stdout] eedc8f392749531a72d9a4e8ccca41b107b6bf6aa8f688a1b3c85501552d2429
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 08e857f7ef9d5112439ee6f43680ea42a16fd3684c2bf6e0c7bcea77a2e9b064
[INFO] running `"docker" "start" "-a" "08e857f7ef9d5112439ee6f43680ea42a16fd3684c2bf6e0c7bcea77a2e9b064"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_2018-fbfb57c6d72c236b
[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" "08e857f7ef9d5112439ee6f43680ea42a16fd3684c2bf6e0c7bcea77a2e9b064"`
[INFO] running `"docker" "rm" "-f" "08e857f7ef9d5112439ee6f43680ea42a16fd3684c2bf6e0c7bcea77a2e9b064"`
[INFO] [stdout] 08e857f7ef9d5112439ee6f43680ea42a16fd3684c2bf6e0c7bcea77a2e9b064