[INFO] cloning repository https://github.com/meadsteve/advent-of-code-2018-reattempt [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/meadsteve/advent-of-code-2018-reattempt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeadsteve%2Fadvent-of-code-2018-reattempt", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeadsteve%2Fadvent-of-code-2018-reattempt'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7a218264edca8f47ecc5f82372b0c2a8e00ca2cf [INFO] checking meadsteve/advent-of-code-2018-reattempt against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmeadsteve%2Fadvent-of-code-2018-reattempt" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/meadsteve/advent-of-code-2018-reattempt [INFO] finished tweaking git repo https://github.com/meadsteve/advent-of-code-2018-reattempt [INFO] tweaked toml for git repo https://github.com/meadsteve/advent-of-code-2018-reattempt written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/meadsteve/advent-of-code-2018-reattempt on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/meadsteve/advent-of-code-2018-reattempt 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded test-case v1.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a4e95aa361550b856415c56bedfbfa015161ca87bc20ecb85b61f550b2badb0f [INFO] running `Command { std: "docker" "start" "-a" "a4e95aa361550b856415c56bedfbfa015161ca87bc20ecb85b61f550b2badb0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a4e95aa361550b856415c56bedfbfa015161ca87bc20ecb85b61f550b2badb0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4e95aa361550b856415c56bedfbfa015161ca87bc20ecb85b61f550b2badb0f", kill_on_drop: false }` [INFO] [stdout] a4e95aa361550b856415c56bedfbfa015161ca87bc20ecb85b61f550b2badb0f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b7d23b4cb8945229c8ce748467460c3aecb2202fd0a1c22a44b88ae839b16af1 [INFO] running `Command { std: "docker" "start" "-a" "b7d23b4cb8945229c8ce748467460c3aecb2202fd0a1c22a44b88ae839b16af1", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.80 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rayon-core v1.9.1 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking threadpool v1.8.1 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Compiling test-case v1.2.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking rayon v1.5.1 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Checking structopt v0.3.25 [INFO] [stderr] Checking adventofcode2018-reattempt v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:64:20 [INFO] [stdout] | [INFO] [stdout] 64 | let solution: &(dyn AdventDay) = match args.day { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 64 - let solution: &(dyn AdventDay) = match args.day { [INFO] [stdout] 64 + let solution: &dyn AdventDay = match args.day { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:64:20 [INFO] [stdout] | [INFO] [stdout] 64 | let solution: &(dyn AdventDay) = match args.day { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 64 - let solution: &(dyn AdventDay) = match args.day { [INFO] [stdout] 64 + let solution: &dyn AdventDay = match args.day { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/helpers/mod.rs:11:18 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn lines(&self) -> DayDataLineIterator { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 11 | pub fn lines(&self) -> DayDataLineIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/helpers/mod.rs:23:34 [INFO] [stdout] | [INFO] [stdout] 23 | fn new(data: &'a DayData) -> DayDataLineIterator { [INFO] [stdout] | -- ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 23 | fn new(data: &'a DayData) -> DayDataLineIterator<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/helpers/mod.rs:11:18 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn lines(&self) -> DayDataLineIterator { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 11 | pub fn lines(&self) -> DayDataLineIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/helpers/mod.rs:23:34 [INFO] [stdout] | [INFO] [stdout] 23 | fn new(data: &'a DayData) -> DayDataLineIterator { [INFO] [stdout] | -- ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 23 | fn new(data: &'a DayData) -> DayDataLineIterator<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.36s [INFO] running `Command { std: "docker" "inspect" "b7d23b4cb8945229c8ce748467460c3aecb2202fd0a1c22a44b88ae839b16af1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7d23b4cb8945229c8ce748467460c3aecb2202fd0a1c22a44b88ae839b16af1", kill_on_drop: false }` [INFO] [stdout] b7d23b4cb8945229c8ce748467460c3aecb2202fd0a1c22a44b88ae839b16af1