[INFO] updating cached repository https://github.com/dantarian/adventofcode2019
[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] 8addecbab315763dba92c7821092ae58bcdff265
[INFO] testing dantarian/adventofcode2019 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdantarian%2Fadventofcode2019" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dantarian/adventofcode2019 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/dantarian/adventofcode2019
[INFO] finished tweaking git repo https://github.com/dantarian/adventofcode2019
[INFO] tweaked toml for git repo https://github.com/dantarian/adventofcode2019 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/dantarian/adventofcode2019 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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 0bebb96268b3be58bbf28d45c30c9cd3197e028802ddf871cd00ac57cdf7727f
[INFO] running `"docker" "start" "-a" "0bebb96268b3be58bbf28d45c30c9cd3197e028802ddf871cd00ac57cdf7727f"`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling structopt-derive v0.3.5
[INFO] [stderr]    Compiling structopt v0.3.5
[INFO] [stderr]    Compiling adventofcode2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.22s
[INFO] running `"docker" "inspect" "0bebb96268b3be58bbf28d45c30c9cd3197e028802ddf871cd00ac57cdf7727f"`
[INFO] running `"docker" "rm" "-f" "0bebb96268b3be58bbf28d45c30c9cd3197e028802ddf871cd00ac57cdf7727f"`
[INFO] [stdout] 0bebb96268b3be58bbf28d45c30c9cd3197e028802ddf871cd00ac57cdf7727f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] a22bafdee1e5ebafc0d67646aa2fa5e32d9d617d270a4e16ae4f8c71542cb976
[INFO] running `"docker" "start" "-a" "a22bafdee1e5ebafc0d67646aa2fa5e32d9d617d270a4e16ae4f8c71542cb976"`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling serial_test_derive v0.3.2
[INFO] [stderr]    Compiling lock_api v0.3.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling serial_test v0.3.2
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling gag v0.1.10
[INFO] [stderr]    Compiling adventofcode2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:437:9
[INFO] [stderr]     |
[INFO] [stderr] 437 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:446:9
[INFO] [stderr]     |
[INFO] [stderr] 446 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:455:9
[INFO] [stderr]     |
[INFO] [stderr] 455 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:466:9
[INFO] [stderr]     |
[INFO] [stderr] 466 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:481:9
[INFO] [stderr]     |
[INFO] [stderr] 481 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:490:9
[INFO] [stderr]     |
[INFO] [stderr] 490 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:506:13
[INFO] [stderr]     |
[INFO] [stderr] 506 |             computer.step().is_ok();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:519:9
[INFO] [stderr]     |
[INFO] [stderr] 519 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:528:9
[INFO] [stderr]     |
[INFO] [stderr] 528 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:537:9
[INFO] [stderr]     |
[INFO] [stderr] 537 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:546:9
[INFO] [stderr]     |
[INFO] [stderr] 546 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:555:9
[INFO] [stderr]     |
[INFO] [stderr] 555 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:564:9
[INFO] [stderr]     |
[INFO] [stderr] 564 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:573:9
[INFO] [stderr]     |
[INFO] [stderr] 573 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:582:9
[INFO] [stderr]     |
[INFO] [stderr] 582 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:591:9
[INFO] [stderr]     |
[INFO] [stderr] 591 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:600:9
[INFO] [stderr]     |
[INFO] [stderr] 600 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:609:9
[INFO] [stderr]     |
[INFO] [stderr] 609 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:618:9
[INFO] [stderr]     |
[INFO] [stderr] 618 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: 19 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 26.05s
[INFO] running `"docker" "inspect" "a22bafdee1e5ebafc0d67646aa2fa5e32d9d617d270a4e16ae4f8c71542cb976"`
[INFO] running `"docker" "rm" "-f" "a22bafdee1e5ebafc0d67646aa2fa5e32d9d617d270a4e16ae4f8c71542cb976"`
[INFO] [stdout] a22bafdee1e5ebafc0d67646aa2fa5e32d9d617d270a4e16ae4f8c71542cb976
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] a686aeb764d8c4fb7cf1823cb8b9f3cf426fad8e70281d83f41c56238a65eaca
[INFO] running `"docker" "start" "-a" "a686aeb764d8c4fb7cf1823cb8b9f3cf426fad8e70281d83f41c56238a65eaca"`
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:437:9
[INFO] [stderr]     |
[INFO] [stderr] 437 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:446:9
[INFO] [stderr]     |
[INFO] [stderr] 446 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:455:9
[INFO] [stderr]     |
[INFO] [stderr] 455 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:466:9
[INFO] [stderr]     |
[INFO] [stderr] 466 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:481:9
[INFO] [stderr]     |
[INFO] [stderr] 481 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:490:9
[INFO] [stderr]     |
[INFO] [stderr] 490 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:506:13
[INFO] [stderr]     |
[INFO] [stderr] 506 |             computer.step().is_ok();
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:519:9
[INFO] [stderr]     |
[INFO] [stderr] 519 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:528:9
[INFO] [stderr]     |
[INFO] [stderr] 528 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:537:9
[INFO] [stderr]     |
[INFO] [stderr] 537 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:546:9
[INFO] [stderr]     |
[INFO] [stderr] 546 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:555:9
[INFO] [stderr]     |
[INFO] [stderr] 555 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:564:9
[INFO] [stderr]     |
[INFO] [stderr] 564 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:573:9
[INFO] [stderr]     |
[INFO] [stderr] 573 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:582:9
[INFO] [stderr]     |
[INFO] [stderr] 582 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:591:9
[INFO] [stderr]     |
[INFO] [stderr] 591 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:600:9
[INFO] [stderr]     |
[INFO] [stderr] 600 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:609:9
[INFO] [stderr]     |
[INFO] [stderr] 609 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_ok` that must be used
[INFO] [stderr]    --> src/intcode.rs:618:9
[INFO] [stderr]     |
[INFO] [stderr] 618 |         computer.step().is_ok();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you intended to assert that this is ok, consider `.unwrap()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: 19 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/adventofcode2019-9b264588d26ceddb
[INFO] [stdout] 
[INFO] [stdout] running 47 tests
[INFO] [stdout] test day1::tests::more_fuel_test2 ... ok
[INFO] [stdout] test day1::tests::fuel_test2 ... ok
[INFO] [stdout] test day1::tests::fuel_test4 ... ok
[INFO] [stdout] test day1::tests::fuel_test3 ... ok
[INFO] [stdout] test day1::tests::fuel_test1 ... ok
[INFO] [stdout] test day3::tests::test_distance ... ok
[INFO] [stdout] test day3::tests::test_intersection ... ok
[INFO] [stdout] test day4::tests::test_step_single_add ... ok
[INFO] [stdout] test day6::tests::test_common_key_with_smallest_value ... ok
[INFO] [stdout] test day6::tests::test_count_transfers ... ok
[INFO] [stdout] test day6::tests::test_path_simple ... ok
[INFO] [stdout] test day6::tests::test_path_two_steps ... ok
[INFO] [stdout] test day6::tests::test_validate_simple ... ok
[INFO] [stdout] test day6::tests::test_validate_two_planets ... ok
[INFO] [stdout] test day1::tests::more_fuel_test3 ... ok
[INFO] [stdout] test day6::tests::test_validate_two_planets_cascading ... ok
[INFO] [stdout] test day1::tests::more_fuel_test1 ... ok
[INFO] [stdout] test day3::tests::test_combined_distance ... ok
[INFO] [stdout] test intcode::tests::test_immediate_argument_get ... ok
[INFO] [stdout] test intcode::tests::test_new_instruction_add ... ok
[INFO] [stdout] test intcode::tests::test_new_instruction_mutiply ... ok
[INFO] [stdout] test intcode::tests::test_read_instruction_code_1 ... ok
[INFO] [stdout] test intcode::tests::test_new_instruction_stop ... ok
[INFO] [stdout] test intcode::tests::test_positional_argument_get ... ok
[INFO] [stdout] test intcode::tests::test_positional_argument_set ... ok
[INFO] [stdout] test intcode::tests::test_read_instruction_code_1001 ... ok
[INFO] [stdout] test intcode::tests::test_step_input ... ok
[INFO] [stdout] test intcode::tests::test_step_equals_false ... ok
[INFO] [stdout] test intcode::tests::test_run ... ok
[INFO] [stdout] test intcode::tests::test_step_equals_true ... ok
[INFO] [stdout] test intcode::tests::test_read_instruction_code_101 ... ok
[INFO] [stdout] test intcode::tests::test_step_input_with_channel ... ok
[INFO] [stdout] test intcode::tests::test_step_jump_if_true_true_positional ... ok
[INFO] [stdout] test intcode::tests::test_step_jump_if_true_true ... ok
[INFO] [stdout] test intcode::tests::test_step_less_than_true ... ok
[INFO] [stdout] test intcode::tests::test_step_output ... ok
[INFO] [stdout] test intcode::tests::test_step_output_with_channel_no_receiver ... ok
[INFO] [stdout] test intcode::tests::test_step_jump_if_false_true ... ok
[INFO] [stdout] test intcode::tests::test_step_less_than_false ... ok
[INFO] [stdout] test intcode::tests::test_step_jump_if_true_false ... ok
[INFO] [stdout] test intcode::tests::test_step_single_mutiply ... ok
[INFO] [stdout] test intcode::tests::test_step_single_add ... ok
[INFO] [stdout] test intcode::tests::test_step_output_with_channel ... ok
[INFO] [stdout] test intcode::tests::test_step_jump_if_false_false_positional ... ok
[INFO] [stdout] test intcode::tests::test_step_jump_if_true_false_positional ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/adventofcode2019-97d24889e4c9c514
[INFO] [stdout] test intcode::tests::test_step_jump_if_false_false ... ok
[INFO] [stdout] test intcode::tests::test_step_single_mutiply_long ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 47 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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] [stderr]    Doc-tests adventofcode2019
[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" "a686aeb764d8c4fb7cf1823cb8b9f3cf426fad8e70281d83f41c56238a65eaca"`
[INFO] running `"docker" "rm" "-f" "a686aeb764d8c4fb7cf1823cb8b9f3cf426fad8e70281d83f41c56238a65eaca"`
[INFO] [stdout] a686aeb764d8c4fb7cf1823cb8b9f3cf426fad8e70281d83f41c56238a65eaca