[INFO] cloning repository https://github.com/TheNumberOne/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/TheNumberOne/advent-of-code-2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheNumberOne%2Fadvent-of-code-2019", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheNumberOne%2Fadvent-of-code-2019'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9e71b71dc604c2d154389eef4d36e195a07e2425 [INFO] checking TheNumberOne/advent-of-code-2019 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheNumberOne%2Fadvent-of-code-2019" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/TheNumberOne/advent-of-code-2019 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/TheNumberOne/advent-of-code-2019 [INFO] finished tweaking git repo https://github.com/TheNumberOne/advent-of-code-2019 [INFO] tweaked toml for git repo https://github.com/TheNumberOne/advent-of-code-2019 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/TheNumberOne/advent-of-code-2019 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded gcd v1.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4c7dfbd598aacb7dd9dc43fca78666693a188f1f424a651cad187c0dc342d17a [INFO] running `Command { std: "docker" "start" "-a" "4c7dfbd598aacb7dd9dc43fca78666693a188f1f424a651cad187c0dc342d17a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4c7dfbd598aacb7dd9dc43fca78666693a188f1f424a651cad187c0dc342d17a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c7dfbd598aacb7dd9dc43fca78666693a188f1f424a651cad187c0dc342d17a", kill_on_drop: false }` [INFO] [stdout] 4c7dfbd598aacb7dd9dc43fca78666693a188f1f424a651cad187c0dc342d17a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8382623fb53960f0f747f4d20ad120a0d297d663c83df5aef89a6fa07f2d429f [INFO] running `Command { std: "docker" "start" "-a" "8382623fb53960f0f747f4d20ad120a0d297d663c83df5aef89a6fa07f2d429f", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.10 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling cc v1.0.48 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Compiling num-bigint v0.2.3 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Checking gcd v1.2.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling enum-primitive-derive v0.1.2 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking backtrace v0.3.40 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Checking failure v0.1.6 [INFO] [stderr] Checking advent-of-code-2019-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::cmp::max` [INFO] [stdout] --> src/day-10.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp::max; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `HashMap` [INFO] [stdout] --> src/day-10.rs:2:24 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::{HashMap, HashSet}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `num_traits::real::Real` [INFO] [stdout] --> src/day-12-1.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use num_traits::real::Real; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [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: unused `Result` that must be used [INFO] [stdout] --> src/day-7-2.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | self.out_channel.send(output); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 104 | let _ = self.out_channel.send(output); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cmp::max` [INFO] [stdout] --> src/day-10.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp::max; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `HashMap` [INFO] [stdout] --> src/day-10.rs:2:24 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::{HashMap, HashSet}; [INFO] [stdout] | ^^^^^^^ [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: unused import: `num_traits::real::Real` [INFO] [stdout] --> src/day-12-1.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use num_traits::real::Real; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/day-7-2.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | self.out_channel.send(output); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 104 | let _ = self.out_channel.send(output); [INFO] [stdout] | +++++++ [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` profile [unoptimized + debuginfo] target(s) in 5.88s [INFO] running `Command { std: "docker" "inspect" "8382623fb53960f0f747f4d20ad120a0d297d663c83df5aef89a6fa07f2d429f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8382623fb53960f0f747f4d20ad120a0d297d663c83df5aef89a6fa07f2d429f", kill_on_drop: false }` [INFO] [stdout] 8382623fb53960f0f747f4d20ad120a0d297d663c83df5aef89a6fa07f2d429f [INFO] checking TheNumberOne/advent-of-code-2019 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheNumberOne%2Fadvent-of-code-2019" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/TheNumberOne/advent-of-code-2019 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/TheNumberOne/advent-of-code-2019 [INFO] finished tweaking git repo https://github.com/TheNumberOne/advent-of-code-2019 [INFO] tweaked toml for git repo https://github.com/TheNumberOne/advent-of-code-2019 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/TheNumberOne/advent-of-code-2019 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7bd8fce5edcd297b1a3cd38265cc32a1d1c53b558794e82298f6a71b9178800f [INFO] running `Command { std: "docker" "start" "-a" "7bd8fce5edcd297b1a3cd38265cc32a1d1c53b558794e82298f6a71b9178800f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7bd8fce5edcd297b1a3cd38265cc32a1d1c53b558794e82298f6a71b9178800f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7bd8fce5edcd297b1a3cd38265cc32a1d1c53b558794e82298f6a71b9178800f", kill_on_drop: false }` [INFO] [stdout] 7bd8fce5edcd297b1a3cd38265cc32a1d1c53b558794e82298f6a71b9178800f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 70db777b9f5597a1b2e71e45cb859f34a194b8b29ea8f4a4ba80710f9be0bc84 [INFO] running `Command { std: "docker" "start" "-a" "70db777b9f5597a1b2e71e45cb859f34a194b8b29ea8f4a4ba80710f9be0bc84", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.10 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling cc v1.0.48 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling num-bigint v0.2.3 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Checking gcd v1.2.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling enum-primitive-derive v0.1.2 [INFO] [stderr] Checking backtrace v0.3.40 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Checking failure v0.1.6 [INFO] [stderr] Checking advent-of-code-2019-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::cmp::max` [INFO] [stdout] --> src/day-10.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp::max; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `HashMap` [INFO] [stdout] --> src/day-10.rs:2:24 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::{HashMap, HashSet}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `num_traits::real::Real` [INFO] [stdout] --> src/day-12-1.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use num_traits::real::Real; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [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: unused import: `std::cmp::max` [INFO] [stdout] --> src/day-10.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::cmp::max; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `HashMap` [INFO] [stdout] --> src/day-10.rs:2:24 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::{HashMap, HashSet}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/day-7-2.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | self.out_channel.send(output); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 104 | let _ = self.out_channel.send(output); [INFO] [stdout] | +++++++ [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: unused `Result` that must be used [INFO] [stdout] --> src/day-7-2.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | self.out_channel.send(output); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 104 | let _ = self.out_channel.send(output); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `num_traits::real::Real` [INFO] [stdout] --> src/day-12-1.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use num_traits::real::Real; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.71s [INFO] running `Command { std: "docker" "inspect" "70db777b9f5597a1b2e71e45cb859f34a194b8b29ea8f4a4ba80710f9be0bc84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70db777b9f5597a1b2e71e45cb859f34a194b8b29ea8f4a4ba80710f9be0bc84", kill_on_drop: false }` [INFO] [stdout] 70db777b9f5597a1b2e71e45cb859f34a194b8b29ea8f4a4ba80710f9be0bc84