[INFO] cloning repository https://github.com/jamiebrynes7/advent-of-code-2019 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jamiebrynes7/advent-of-code-2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamiebrynes7%2Fadvent-of-code-2019", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamiebrynes7%2Fadvent-of-code-2019'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 03b5a31bcf60aa275d11eb2f986f0f5654a97c9f [INFO] testing jamiebrynes7/advent-of-code-2019 against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamiebrynes7%2Fadvent-of-code-2019" "/workspace/builds/worker-46/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-46/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jamiebrynes7/advent-of-code-2019 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jamiebrynes7/advent-of-code-2019 [INFO] finished tweaking git repo https://github.com/jamiebrynes7/advent-of-code-2019 [INFO] tweaked toml for git repo https://github.com/jamiebrynes7/advent-of-code-2019 written to /workspace/builds/worker-46/source/Cargo.toml [INFO] crate git repo https://github.com/jamiebrynes7/advent-of-code-2019 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f7b45bf465e9be490b2882d54f1f2473d5828c8ff5531fef06585b61825376f0 [INFO] running `Command { std: "docker" "start" "-a" "f7b45bf465e9be490b2882d54f1f2473d5828c8ff5531fef06585b61825376f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f7b45bf465e9be490b2882d54f1f2473d5828c8ff5531fef06585b61825376f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7b45bf465e9be490b2882d54f1f2473d5828c8ff5531fef06585b61825376f0", kill_on_drop: false }` [INFO] [stdout] f7b45bf465e9be490b2882d54f1f2473d5828c8ff5531fef06585b61825376f0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 451ad00a37aeaafa8439296849eb8b096652308f05c2c2d2b79f37f7bae1b4ed [INFO] running `Command { std: "docker" "start" "-a" "451ad00a37aeaafa8439296849eb8b096652308f05c2c2d2b79f37f7bae1b4ed", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling advent-of-code-2019 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/machine/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Write` [INFO] [stdout] --> src/machine/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/machine/lib.rs:208:9 [INFO] [stdout] | [INFO] [stdout] 208 | self.send(val); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Input` [INFO] [stdout] --> src/day5/main.rs:4:24 [INFO] [stdout] | [INFO] [stdout] 4 | use machine::{Machine, Input, Output}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `HashSet` [INFO] [stdout] --> src/day6/main.rs:4:33 [INFO] [stdout] | [INFO] [stdout] 4 | use std::collections::{HashMap, HashSet, BinaryHeap}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/day7/main.rs:128:21 [INFO] [stdout] | [INFO] [stdout] 128 | my_tx.send(output); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Input`, `Output` [INFO] [stdout] --> src/day2/main.rs:4:24 [INFO] [stdout] | [INFO] [stdout] 4 | use machine::{Machine, Input, Output}; [INFO] [stdout] | ^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day8/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day2/main.rs:28:11 [INFO] [stdout] | [INFO] [stdout] 28 | fn part_2(mut machine: Machine) { [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.61s [INFO] running `Command { std: "docker" "inspect" "451ad00a37aeaafa8439296849eb8b096652308f05c2c2d2b79f37f7bae1b4ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "451ad00a37aeaafa8439296849eb8b096652308f05c2c2d2b79f37f7bae1b4ed", kill_on_drop: false }` [INFO] [stdout] 451ad00a37aeaafa8439296849eb8b096652308f05c2c2d2b79f37f7bae1b4ed [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d6749364f26110da0af18c9a3b2b9bc5f7a48d1629214f43fe8151bb7fe3355e [INFO] running `Command { std: "docker" "start" "-a" "d6749364f26110da0af18c9a3b2b9bc5f7a48d1629214f43fe8151bb7fe3355e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling advent-of-code-2019 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/machine/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Write` [INFO] [stdout] --> src/machine/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/machine/lib.rs:208:9 [INFO] [stdout] | [INFO] [stdout] 208 | self.send(val); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day8/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/machine/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Input`, `Output` [INFO] [stdout] --> src/day2/main.rs:4:24 [INFO] [stdout] | [INFO] [stdout] 4 | use machine::{Machine, Input, Output}; [INFO] [stdout] | ^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Input` [INFO] [stdout] --> src/day5/main.rs:4:24 [INFO] [stdout] | [INFO] [stdout] 4 | use machine::{Machine, Input, Output}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `HashSet` [INFO] [stdout] --> src/day6/main.rs:4:33 [INFO] [stdout] | [INFO] [stdout] 4 | use std::collections::{HashMap, HashSet, BinaryHeap}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day2/main.rs:28:11 [INFO] [stdout] | [INFO] [stdout] 28 | fn part_2(mut machine: Machine) { [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Write` [INFO] [stdout] --> src/machine/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/machine/lib.rs:208:9 [INFO] [stdout] | [INFO] [stdout] 208 | self.send(val); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/day7/main.rs:128:21 [INFO] [stdout] | [INFO] [stdout] 128 | my_tx.send(output); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.17s [INFO] [stderr] Executable unittests src/machine/lib.rs (/opt/rustwide/target/debug/deps/machine-8bf926d1f6ee8855) [INFO] [stderr] Executable unittests src/day1/main.rs (/opt/rustwide/target/debug/deps/day1-c9671200e3042d7c) [INFO] [stderr] Executable unittests src/day2/main.rs (/opt/rustwide/target/debug/deps/day2-2a44a086965748d3) [INFO] [stderr] Executable unittests src/day3/main.rs (/opt/rustwide/target/debug/deps/day3-25662a73307ecaf6) [INFO] [stderr] Executable unittests src/day4/main.rs (/opt/rustwide/target/debug/deps/day4-54519c20ccfcf00d) [INFO] [stderr] Executable unittests src/day5/main.rs (/opt/rustwide/target/debug/deps/day5-dbc002b58a5d4535) [INFO] [stderr] Executable unittests src/day6/main.rs (/opt/rustwide/target/debug/deps/day6-6636800cb0620ae1) [INFO] [stderr] Executable unittests src/day7/main.rs (/opt/rustwide/target/debug/deps/day7-50df7e1d15927653) [INFO] [stderr] Executable unittests src/day8/main.rs (/opt/rustwide/target/debug/deps/day8-6d57b5a4dc8daf43) [INFO] [stderr] Executable unittests src/day9/main.rs (/opt/rustwide/target/debug/deps/day9-b49b1dce0a2f4fc5) [INFO] running `Command { std: "docker" "inspect" "d6749364f26110da0af18c9a3b2b9bc5f7a48d1629214f43fe8151bb7fe3355e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6749364f26110da0af18c9a3b2b9bc5f7a48d1629214f43fe8151bb7fe3355e", kill_on_drop: false }` [INFO] [stdout] d6749364f26110da0af18c9a3b2b9bc5f7a48d1629214f43fe8151bb7fe3355e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6189fafa6602d713667a759050288fb49ee981ab7c0a203b76cdd6479a0ab64b [INFO] running `Command { std: "docker" "start" "-a" "6189fafa6602d713667a759050288fb49ee981ab7c0a203b76cdd6479a0ab64b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/machine/lib.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Write` [INFO] [stderr] --> src/machine/lib.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::io::Write; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/machine/lib.rs:208:9 [INFO] [stderr] | [INFO] [stderr] 208 | self.send(val); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `advent-of-code-2019` (lib) generated 3 warnings [INFO] [stderr] warning: `advent-of-code-2019` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/day7/main.rs:128:21 [INFO] [stderr] | [INFO] [stderr] 128 | my_tx.send(output); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day8/main.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `HashSet` [INFO] [stderr] --> src/day6/main.rs:4:33 [INFO] [stderr] | [INFO] [stderr] 4 | use std::collections::{HashMap, HashSet, BinaryHeap}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Input`, `Output` [INFO] [stderr] --> src/day2/main.rs:4:24 [INFO] [stderr] | [INFO] [stderr] 4 | use machine::{Machine, Input, Output}; [INFO] [stderr] | ^^^^^ ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/day2/main.rs:28:11 [INFO] [stderr] | [INFO] [stderr] 28 | fn part_2(mut machine: Machine) { [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Input` [INFO] [stderr] --> src/day5/main.rs:4:24 [INFO] [stderr] | [INFO] [stderr] 4 | use machine::{Machine, Input, Output}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `advent-of-code-2019` (bin "day7" test) generated 1 warning [INFO] [stderr] warning: `advent-of-code-2019` (bin "day8" test) generated 1 warning [INFO] [stderr] warning: `advent-of-code-2019` (bin "day6" test) generated 1 warning [INFO] [stderr] warning: `advent-of-code-2019` (bin "day2" test) generated 2 warnings [INFO] [stderr] warning: `advent-of-code-2019` (bin "day5" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.04s [INFO] [stderr] Running unittests src/machine/lib.rs (/opt/rustwide/target/debug/deps/machine-8bf926d1f6ee8855) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests src/day1/main.rs (/opt/rustwide/target/debug/deps/day1-c9671200e3042d7c) [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] Running unittests src/day2/main.rs (/opt/rustwide/target/debug/deps/day2-2a44a086965748d3) [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; finished in 0.00s [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; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests src/day3/main.rs (/opt/rustwide/target/debug/deps/day3-25662a73307ecaf6) [INFO] [stderr] Running unittests src/day4/main.rs (/opt/rustwide/target/debug/deps/day4-54519c20ccfcf00d) [INFO] [stdout] [INFO] [stderr] Running unittests src/day5/main.rs (/opt/rustwide/target/debug/deps/day5-dbc002b58a5d4535) [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests src/day6/main.rs (/opt/rustwide/target/debug/deps/day6-6636800cb0620ae1) [INFO] [stdout] [INFO] [stderr] Running unittests src/day7/main.rs (/opt/rustwide/target/debug/deps/day7-50df7e1d15927653) [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [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; finished in 0.00s [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; finished in 0.00s [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; finished in 0.00s [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; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/day8/main.rs (/opt/rustwide/target/debug/deps/day8-6d57b5a4dc8daf43) [INFO] [stdout] [INFO] [stderr] Running unittests src/day9/main.rs (/opt/rustwide/target/debug/deps/day9-b49b1dce0a2f4fc5) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests machine [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6189fafa6602d713667a759050288fb49ee981ab7c0a203b76cdd6479a0ab64b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6189fafa6602d713667a759050288fb49ee981ab7c0a203b76cdd6479a0ab64b", kill_on_drop: false }` [INFO] [stdout] 6189fafa6602d713667a759050288fb49ee981ab7c0a203b76cdd6479a0ab64b