[INFO] cloning repository https://github.com/Phantom217/aoc2019 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Phantom217/aoc2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhantom217%2Faoc2019", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhantom217%2Faoc2019'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5a5dfbd47730fbcfe0f1297d0c73b2b000353544 [INFO] checking Phantom217/aoc2019/5a5dfbd47730fbcfe0f1297d0c73b2b000353544 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhantom217%2Faoc2019" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Phantom217/aoc2019 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Phantom217/aoc2019 [INFO] finished tweaking git repo https://github.com/Phantom217/aoc2019 [INFO] tweaked toml for git repo https://github.com/Phantom217/aoc2019 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Phantom217/aoc2019 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded structopt-derive v0.3.6 [INFO] [stderr] Downloaded proc-macro-error v0.4.4 [INFO] [stderr] Downloaded syn-mid v0.4.0 [INFO] [stderr] Downloaded proc-macro-error-attr v0.4.3 [INFO] [stderr] Downloaded rustversion v1.0.0 [INFO] [stderr] Downloaded structopt v0.3.6 [INFO] [stderr] Downloaded atoi v0.3.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 935f490e8a0cfbf27462b5fd6397bd22fd6bae20296417cffc4042edcaf31bb8 [INFO] running `Command { std: "docker" "start" "-a" "935f490e8a0cfbf27462b5fd6397bd22fd6bae20296417cffc4042edcaf31bb8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "935f490e8a0cfbf27462b5fd6397bd22fd6bae20296417cffc4042edcaf31bb8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "935f490e8a0cfbf27462b5fd6397bd22fd6bae20296417cffc4042edcaf31bb8", kill_on_drop: false }` [INFO] [stdout] 935f490e8a0cfbf27462b5fd6397bd22fd6bae20296417cffc4042edcaf31bb8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bf9bb87d337fb4facbf0927ccfb78e6f7bdf66d9bd229ab72cbf4f2725c20f80 [INFO] running `Command { std: "docker" "start" "-a" "bf9bb87d337fb4facbf0927ccfb78e6f7bdf66d9bd229ab72cbf4f2725c20f80", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling num-traits v0.2.10 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking crossbeam-queue v0.2.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking crossbeam-deque v0.7.2 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking num_cpus v1.11.1 [INFO] [stderr] Checking crossbeam-channel v0.4.0 [INFO] [stderr] Checking regex-automata v0.1.8 [INFO] [stderr] Checking atoi v0.3.2 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking csv-core v0.1.6 [INFO] [stderr] Checking same-file v1.0.5 [INFO] [stderr] Checking bytecount v0.6.0 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Checking rand_xoshiro v0.1.0 [INFO] [stderr] Checking walkdir v2.2.9 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking criterion-plot v0.3.1 [INFO] [stderr] Checking bstr v0.2.8 [INFO] [stderr] Checking serde_json v1.0.44 [INFO] [stderr] Compiling syn-mid v0.4.0 [INFO] [stderr] Checking csv v1.1.1 [INFO] [stderr] Compiling rustversion v1.0.0 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Checking tinytemplate v1.0.2 [INFO] [stderr] Compiling proc-macro-error v0.4.4 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.3 [INFO] [stderr] Compiling structopt-derive v0.3.6 [INFO] [stderr] Checking structopt v0.3.6 [INFO] [stderr] Checking aoc2019 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the type `[RefCell; 4]` does not permit being left uninitialized [INFO] [stdout] --> src/day12.rs:72:50 [INFO] [stdout] | [INFO] [stdout] 72 | let mut moons: [RefCell; 4] = unsafe { std::mem::MaybeUninit::uninit().assume_init() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[[(i64, i64); 4]; 3]` does not permit being left uninitialized [INFO] [stdout] --> src/day12.rs:140:52 [INFO] [stdout] | [INFO] [stdout] 140 | let mut a: [[(i64, i64); 4]; 3] = unsafe { std::mem::MaybeUninit::uninit().assume_init() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stdout] --> src/day15.rs:98:66 [INFO] [stdout] | [INFO] [stdout] 98 | for (point, direction) in surrounding_points(parent).into_iter() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 98 | for (point, direction) in surrounding_points(parent).iter() { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 98 - for (point, direction) in surrounding_points(parent).into_iter() { [INFO] [stdout] 98 + for (point, direction) in surrounding_points(parent) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking criterion v0.2.11 [INFO] [stdout] warning: the type `[RefCell; 4]` does not permit being left uninitialized [INFO] [stdout] --> src/day12.rs:72:50 [INFO] [stdout] | [INFO] [stdout] 72 | let mut moons: [RefCell; 4] = unsafe { std::mem::MaybeUninit::uninit().assume_init() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[[(i64, i64); 4]; 3]` does not permit being left uninitialized [INFO] [stdout] --> src/day12.rs:140:52 [INFO] [stdout] | [INFO] [stdout] 140 | let mut a: [[(i64, i64); 4]; 3] = unsafe { std::mem::MaybeUninit::uninit().assume_init() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stdout] --> src/day15.rs:98:66 [INFO] [stdout] | [INFO] [stdout] 98 | for (point, direction) in surrounding_points(parent).into_iter() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 98 | for (point, direction) in surrounding_points(parent).iter() { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 98 - for (point, direction) in surrounding_points(parent).into_iter() { [INFO] [stdout] 98 + for (point, direction) in surrounding_points(parent) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.12s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "bf9bb87d337fb4facbf0927ccfb78e6f7bdf66d9bd229ab72cbf4f2725c20f80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf9bb87d337fb4facbf0927ccfb78e6f7bdf66d9bd229ab72cbf4f2725c20f80", kill_on_drop: false }` [INFO] [stdout] bf9bb87d337fb4facbf0927ccfb78e6f7bdf66d9bd229ab72cbf4f2725c20f80