[INFO] cloning repository https://github.com/clarkenciel/aoc2k19
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/clarkenciel/aoc2k19" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclarkenciel%2Faoc2k19", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclarkenciel%2Faoc2k19'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1434bc7958bf27072eeceae8c1df859962273cf9
[INFO] testing clarkenciel/aoc2k19 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclarkenciel%2Faoc2k19" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/clarkenciel/aoc2k19 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-6/source/Cargo.toml
[INFO] crate git repo https://github.com/clarkenciel/aoc2k19 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d24c16e20fbc8e01aae9dc96bbd9cfd3909b66dd5ebfd7844868e5f48819e78
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3d24c16e20fbc8e01aae9dc96bbd9cfd3909b66dd5ebfd7844868e5f48819e78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d24c16e20fbc8e01aae9dc96bbd9cfd3909b66dd5ebfd7844868e5f48819e78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d24c16e20fbc8e01aae9dc96bbd9cfd3909b66dd5ebfd7844868e5f48819e78", kill_on_drop: false }`
[INFO] [stdout] 3d24c16e20fbc8e01aae9dc96bbd9cfd3909b66dd5ebfd7844868e5f48819e78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f13d398428d3a5656736770787087394beaf22ee9306e06fe2ad740b76f784e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6f13d398428d3a5656736770787087394beaf22ee9306e06fe2ad740b76f784e", kill_on_drop: false }`
[INFO] [stderr]    Compiling aoc2k19 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/three.rs:138:34
[INFO] [stdout]     |
[INFO] [stdout] 138 |         Err(e) => panic!("{}", e.description()),
[INFO] [stdout]     |                                  ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/two.rs:39:60
[INFO] [stdout]    |
[INFO] [stdout] 39 |             Run::Error(e) => Err(challenge::Err::Failure(e.description().to_owned())),
[INFO] [stdout]    |                                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/two.rs:59:41
[INFO] [stdout]    |
[INFO] [stdout] 59 |         Err(e) => Run::Error(RunError(e.description().to_owned())),
[INFO] [stdout]    |                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/two.rs:62:45
[INFO] [stdout]    |
[INFO] [stdout] 62 |             Err(e) => Run::Error(RunError(e.description().to_owned())),
[INFO] [stdout]    |                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/two.rs:106:45
[INFO] [stdout]     |
[INFO] [stdout] 106 |             .map_err(|e| OpCodeParseError(e.description().to_owned()))?;
[INFO] [stdout]     |                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/two.rs:111:49
[INFO] [stdout]     |
[INFO] [stdout] 111 |                 .map_err(|e| OpCodeParseError(e.description().to_owned()))
[INFO] [stdout]     |                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/two.rs:134:67
[INFO] [stdout]     |
[INFO] [stdout] 134 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))?;
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/two.rs:138:67
[INFO] [stdout]     |
[INFO] [stdout] 138 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))?;
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/two.rs:144:67
[INFO] [stdout]     |
[INFO] [stdout] 144 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/two.rs:149:67
[INFO] [stdout]     |
[INFO] [stdout] 149 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))?;
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/two.rs:152:67
[INFO] [stdout]     |
[INFO] [stdout] 152 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))?;
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/two.rs:158:67
[INFO] [stdout]     |
[INFO] [stdout] 158 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/two.rs:215:29
[INFO] [stdout]     |
[INFO] [stdout] 215 |             Err(e) => Err(e.description().to_string()),
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/two.rs:290:38
[INFO] [stdout]     |
[INFO] [stdout] 290 |             .map_err(|e| EvalError(e.description().to_owned()))
[INFO] [stdout]     |                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.12s
[INFO] running `Command { std: "docker" "inspect" "6f13d398428d3a5656736770787087394beaf22ee9306e06fe2ad740b76f784e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f13d398428d3a5656736770787087394beaf22ee9306e06fe2ad740b76f784e", kill_on_drop: false }`
[INFO] [stdout] 6f13d398428d3a5656736770787087394beaf22ee9306e06fe2ad740b76f784e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7974781f7fcc08620694a48b09c91f386e8bfb9b6e0e7327800be5d008ff6d3f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7974781f7fcc08620694a48b09c91f386e8bfb9b6e0e7327800be5d008ff6d3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling aoc2k19 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/three.rs:138:34
[INFO] [stdout]     |
[INFO] [stdout] 138 |         Err(e) => panic!("{}", e.description()),
[INFO] [stdout]     |                                  ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/two.rs:39:60
[INFO] [stdout]    |
[INFO] [stdout] 39 |             Run::Error(e) => Err(challenge::Err::Failure(e.description().to_owned())),
[INFO] [stdout]    |                                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/two.rs:59:41
[INFO] [stdout]    |
[INFO] [stdout] 59 |         Err(e) => Run::Error(RunError(e.description().to_owned())),
[INFO] [stdout]    |                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/two.rs:62:45
[INFO] [stdout]    |
[INFO] [stdout] 62 |             Err(e) => Run::Error(RunError(e.description().to_owned())),
[INFO] [stdout]    |                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/two.rs:106:45
[INFO] [stdout]     |
[INFO] [stdout] 106 |             .map_err(|e| OpCodeParseError(e.description().to_owned()))?;
[INFO] [stdout]     |                                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/two.rs:111:49
[INFO] [stdout]     |
[INFO] [stdout] 111 |                 .map_err(|e| OpCodeParseError(e.description().to_owned()))
[INFO] [stdout]     |                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/two.rs:134:67
[INFO] [stdout]     |
[INFO] [stdout] 134 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))?;
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/two.rs:138:67
[INFO] [stdout]     |
[INFO] [stdout] 138 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))?;
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/two.rs:144:67
[INFO] [stdout]     |
[INFO] [stdout] 144 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/two.rs:149:67
[INFO] [stdout]     |
[INFO] [stdout] 149 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))?;
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/two.rs:152:67
[INFO] [stdout]     |
[INFO] [stdout] 152 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))?;
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/two.rs:158:67
[INFO] [stdout]     |
[INFO] [stdout] 158 |                     .map_err(|e| OpApplicationError::Arithmetic(e.description().to_owned()))
[INFO] [stdout]     |                                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/two.rs:215:29
[INFO] [stdout]     |
[INFO] [stdout] 215 |             Err(e) => Err(e.description().to_string()),
[INFO] [stdout]     |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/two.rs:290:38
[INFO] [stdout]     |
[INFO] [stdout] 290 |             .map_err(|e| EvalError(e.description().to_owned()))
[INFO] [stdout]     |                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `Command { std: "docker" "inspect" "7974781f7fcc08620694a48b09c91f386e8bfb9b6e0e7327800be5d008ff6d3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7974781f7fcc08620694a48b09c91f386e8bfb9b6e0e7327800be5d008ff6d3f", kill_on_drop: false }`
[INFO] [stdout] 7974781f7fcc08620694a48b09c91f386e8bfb9b6e0e7327800be5d008ff6d3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aa46976a16deb14b135a9a9a9f4c9a7db3072480458ece8ace05ce8d4ada8b2d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "aa46976a16deb14b135a9a9a9f4c9a7db3072480458ece8ace05ce8d4ada8b2d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout] running 7 tests
[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 associated function `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 associated function `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 associated function `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 associated function `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 associated function `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 associated function `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 associated function `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 associated function `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 associated function `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 associated function `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 associated function `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 associated function `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 associated function `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 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/aoc2k19-2120deab9e7005d1
[INFO] [stdout] test one::test::test_fuel_requirement ... ok
[INFO] [stdout] test two::test::test_op_parse ... ok
[INFO] [stdout] test two::test::test_run ... ok
[INFO] [stdout] test one::test::test_recursive_fuel_requirement ... ok
[INFO] [stdout] test two::test::test_op_apply ... ok
[INFO] [stdout] test three::test::test_motion_expand ... 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 `Command { std: "docker" "inspect" "aa46976a16deb14b135a9a9a9f4c9a7db3072480458ece8ace05ce8d4ada8b2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa46976a16deb14b135a9a9a9f4c9a7db3072480458ece8ace05ce8d4ada8b2d", kill_on_drop: false }`
[INFO] [stdout] aa46976a16deb14b135a9a9a9f4c9a7db3072480458ece8ace05ce8d4ada8b2d