[INFO] updating cached repository https://github.com/clarkenciel/aoc2k19
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1434bc7958bf27072eeceae8c1df859962273cf9
[INFO] testing clarkenciel/aoc2k19 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclarkenciel%2Faoc2k19" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/clarkenciel/aoc2k19 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/clarkenciel/aoc2k19
[INFO] finished tweaking git repo https://github.com/clarkenciel/aoc2k19
[INFO] tweaked toml for git repo https://github.com/clarkenciel/aoc2k19 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/clarkenciel/aoc2k19 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8593f06e055299666c77527d0585effff0087b3872d78548d516d04871338882
[INFO] running `"docker" "start" "-a" "8593f06e055299666c77527d0585effff0087b3872d78548d516d04871338882"`
[INFO] [stderr]    Compiling aoc2k19 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/three.rs:138:34
[INFO] [stderr]     |
[INFO] [stderr] 138 |         Err(e) => panic!("{}", e.description()),
[INFO] [stderr]     |                                  ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/two.rs:39:60
[INFO] [stderr]    |
[INFO] [stderr] 39 |             Run::Error(e) => Err(challenge::Err::Failure(e.description().to_owned())),
[INFO] [stderr]    |                                                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/two.rs:59:41
[INFO] [stderr]    |
[INFO] [stderr] 59 |         Err(e) => Run::Error(RunError(e.description().to_owned())),
[INFO] [stderr]    |                                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/two.rs:62:45
[INFO] [stderr]    |
[INFO] [stderr] 62 |             Err(e) => Run::Error(RunError(e.description().to_owned())),
[INFO] [stderr]    |                                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:106:45
[INFO] [stderr]     |
[INFO] [stderr] 106 |             .map_err(|e| OpCodeParseError(e.description().to_owned()))?;
[INFO] [stderr]     |                                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:111:49
[INFO] [stderr]     |
[INFO] [stderr] 111 |                 .map_err(|e| OpCodeParseError(e.description().to_owned()))
[INFO] [stderr]     |                                                 ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:134:67
[INFO] [stderr]     |
[INFO] [stderr] 134 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))?;
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:138:67
[INFO] [stderr]     |
[INFO] [stderr] 138 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))?;
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:144:67
[INFO] [stderr]     |
[INFO] [stderr] 144 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:149:67
[INFO] [stderr]     |
[INFO] [stderr] 149 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))?;
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:152:67
[INFO] [stderr]     |
[INFO] [stderr] 152 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))?;
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:158:67
[INFO] [stderr]     |
[INFO] [stderr] 158 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:215:29
[INFO] [stderr]     |
[INFO] [stderr] 215 |             Err(e) => Err(e.description().to_string()),
[INFO] [stderr]     |                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:290:38
[INFO] [stderr]     |
[INFO] [stderr] 290 |             .map_err(|e| EvalError(e.description().to_owned()))
[INFO] [stderr]     |                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.52s
[INFO] running `"docker" "inspect" "8593f06e055299666c77527d0585effff0087b3872d78548d516d04871338882"`
[INFO] running `"docker" "rm" "-f" "8593f06e055299666c77527d0585effff0087b3872d78548d516d04871338882"`
[INFO] [stdout] 8593f06e055299666c77527d0585effff0087b3872d78548d516d04871338882
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 18afda708ade3b2b1815dc0dda4ab17d73ec3cdb79c0c5c76c5d7d5fef67d671
[INFO] running `"docker" "start" "-a" "18afda708ade3b2b1815dc0dda4ab17d73ec3cdb79c0c5c76c5d7d5fef67d671"`
[INFO] [stderr]    Compiling aoc2k19 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/three.rs:138:34
[INFO] [stderr]     |
[INFO] [stderr] 138 |         Err(e) => panic!("{}", e.description()),
[INFO] [stderr]     |                                  ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/two.rs:39:60
[INFO] [stderr]    |
[INFO] [stderr] 39 |             Run::Error(e) => Err(challenge::Err::Failure(e.description().to_owned())),
[INFO] [stderr]    |                                                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/two.rs:59:41
[INFO] [stderr]    |
[INFO] [stderr] 59 |         Err(e) => Run::Error(RunError(e.description().to_owned())),
[INFO] [stderr]    |                                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/two.rs:62:45
[INFO] [stderr]    |
[INFO] [stderr] 62 |             Err(e) => Run::Error(RunError(e.description().to_owned())),
[INFO] [stderr]    |                                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:106:45
[INFO] [stderr]     |
[INFO] [stderr] 106 |             .map_err(|e| OpCodeParseError(e.description().to_owned()))?;
[INFO] [stderr]     |                                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:111:49
[INFO] [stderr]     |
[INFO] [stderr] 111 |                 .map_err(|e| OpCodeParseError(e.description().to_owned()))
[INFO] [stderr]     |                                                 ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:134:67
[INFO] [stderr]     |
[INFO] [stderr] 134 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))?;
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:138:67
[INFO] [stderr]     |
[INFO] [stderr] 138 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))?;
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:144:67
[INFO] [stderr]     |
[INFO] [stderr] 144 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:149:67
[INFO] [stderr]     |
[INFO] [stderr] 149 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))?;
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:152:67
[INFO] [stderr]     |
[INFO] [stderr] 152 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))?;
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:158:67
[INFO] [stderr]     |
[INFO] [stderr] 158 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:215:29
[INFO] [stderr]     |
[INFO] [stderr] 215 |             Err(e) => Err(e.description().to_string()),
[INFO] [stderr]     |                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:290:38
[INFO] [stderr]     |
[INFO] [stderr] 290 |             .map_err(|e| EvalError(e.description().to_owned()))
[INFO] [stderr]     |                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.56s
[INFO] running `"docker" "inspect" "18afda708ade3b2b1815dc0dda4ab17d73ec3cdb79c0c5c76c5d7d5fef67d671"`
[INFO] running `"docker" "rm" "-f" "18afda708ade3b2b1815dc0dda4ab17d73ec3cdb79c0c5c76c5d7d5fef67d671"`
[INFO] [stdout] 18afda708ade3b2b1815dc0dda4ab17d73ec3cdb79c0c5c76c5d7d5fef67d671
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ba24b2becf853a0c9bdd24021d631582cb26abddc2c37f0530037675c469843e
[INFO] running `"docker" "start" "-a" "ba24b2becf853a0c9bdd24021d631582cb26abddc2c37f0530037675c469843e"`
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/three.rs:138:34
[INFO] [stderr]     |
[INFO] [stderr] 138 |         Err(e) => panic!("{}", e.description()),
[INFO] [stderr]     |                                  ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/two.rs:39:60
[INFO] [stderr]    |
[INFO] [stderr] 39 |             Run::Error(e) => Err(challenge::Err::Failure(e.description().to_owned())),
[INFO] [stderr]    |                                                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/two.rs:59:41
[INFO] [stderr]    |
[INFO] [stderr] 59 |         Err(e) => Run::Error(RunError(e.description().to_owned())),
[INFO] [stderr]    |                                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/two.rs:62:45
[INFO] [stderr]    |
[INFO] [stderr] 62 |             Err(e) => Run::Error(RunError(e.description().to_owned())),
[INFO] [stderr]    |                                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:106:45
[INFO] [stderr]     |
[INFO] [stderr] 106 |             .map_err(|e| OpCodeParseError(e.description().to_owned()))?;
[INFO] [stderr]     |                                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:111:49
[INFO] [stderr]     |
[INFO] [stderr] 111 |                 .map_err(|e| OpCodeParseError(e.description().to_owned()))
[INFO] [stderr]     |                                                 ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:134:67
[INFO] [stderr]     |
[INFO] [stderr] 134 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))?;
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:138:67
[INFO] [stderr]     |
[INFO] [stderr] 138 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))?;
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:144:67
[INFO] [stderr]     |
[INFO] [stderr] 144 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:149:67
[INFO] [stderr]     |
[INFO] [stderr] 149 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))?;
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:152:67
[INFO] [stderr]     |
[INFO] [stderr] 152 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))?;
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:158:67
[INFO] [stderr]     |
[INFO] [stderr] 158 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))
[INFO] [stderr]     |                                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:215:29
[INFO] [stderr]     |
[INFO] [stderr] 215 |             Err(e) => Err(e.description().to_string()),
[INFO] [stderr]     |                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/two.rs:290:38
[INFO] [stderr]     |
[INFO] [stderr] 290 |             .map_err(|e| EvalError(e.description().to_owned()))
[INFO] [stderr]     |                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/aoc2k19-7403499d07a49de5
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test two::test::test_op_parse ... ok
[INFO] [stdout] test two::test::test_run ... ok
[INFO] [stdout] test three::test::test_motion_expand ... ok
[INFO] [stdout] test two::test::test_op_apply ... ok
[INFO] [stdout] test one::test::test_recursive_fuel_requirement ... ok
[INFO] [stdout] test one::test::test_fuel_requirement ... ok
[INFO] [stdout] test three::test::test_calculate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ba24b2becf853a0c9bdd24021d631582cb26abddc2c37f0530037675c469843e"`
[INFO] running `"docker" "rm" "-f" "ba24b2becf853a0c9bdd24021d631582cb26abddc2c37f0530037675c469843e"`
[INFO] [stdout] ba24b2becf853a0c9bdd24021d631582cb26abddc2c37f0530037675c469843e