[INFO] cloning repository https://github.com/alex800121/aoc2021-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alex800121/aoc2021-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falex800121%2Faoc2021-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falex800121%2Faoc2021-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3cdd92006eca6c0686c9fead6dc5511f03f7e796 [INFO] checking alex800121/aoc2021-rust against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falex800121%2Faoc2021-rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alex800121/aoc2021-rust on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/alex800121/aoc2021-rust [INFO] finished tweaking git repo https://github.com/alex800121/aoc2021-rust [INFO] tweaked toml for git repo https://github.com/alex800121/aoc2021-rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/alex800121/aoc2021-rust 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded project-root v0.2.2 [INFO] [stderr] Downloaded graph_builder v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 86cb9ba20286403dd0e495791328d5c91ddbf81884551e5439ca8dc012449b69 [INFO] running `Command { std: "docker" "start" "-a" "86cb9ba20286403dd0e495791328d5c91ddbf81884551e5439ca8dc012449b69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "86cb9ba20286403dd0e495791328d5c91ddbf81884551e5439ca8dc012449b69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "86cb9ba20286403dd0e495791328d5c91ddbf81884551e5439ca8dc012449b69", kill_on_drop: false }` [INFO] [stdout] 86cb9ba20286403dd0e495791328d5c91ddbf81884551e5439ca8dc012449b69 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ac9824c473e47d89ca28b95b8978a5021aa9d7b1af5f6073846ee085067488e9 [INFO] running `Command { std: "docker" "start" "-a" "ac9824c473e47d89ca28b95b8978a5021aa9d7b1af5f6073846ee085067488e9", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.2.0 [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] 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[stderr] Compiling matrixmultiply v0.3.8 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Checking equivalent v1.0.1 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Checking wide v0.7.15 [INFO] [stderr] Checking indexmap v2.2.6 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-complex v0.4.5 [INFO] [stderr] Checking approx v0.5.1 [INFO] [stderr] Checking num-iter v0.1.44 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking fixedbitset v0.4.2 [INFO] [stderr] Checking arrayvec v0.7.4 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Compiling graph_builder v0.4.0 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking dashmap v5.5.3 [INFO] [stderr] Checking num-format v0.4.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking simba v0.8.1 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking linereader v0.4.0 [INFO] [stderr] Checking integer-sqrt v0.1.5 [INFO] [stderr] Checking atoi v2.0.0 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking num v0.4.1 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking page_size v0.4.2 [INFO] [stderr] Checking memmap2 v0.5.10 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking fast-float v0.2.0 [INFO] [stderr] Checking atomic v0.5.3 [INFO] [stderr] Checking byte-slice-cast v1.2.2 [INFO] [stderr] Checking minimal-lexical v0.2.1 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking petgraph v0.6.4 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Compiling deprecate-until v0.1.1 [INFO] [stderr] Checking itertools v0.12.1 [INFO] [stderr] Compiling aoc-macro v0.1.0 (/opt/rustwide/workdir/aoc-macro) [INFO] [stderr] Checking project-root v0.2.2 [INFO] [stderr] Compiling nalgebra-macros v0.2.1 [INFO] [stderr] Compiling delegate v0.8.0 [INFO] [stderr] Checking pathfinding v4.9.1 [INFO] [stderr] Checking nalgebra v0.32.5 [INFO] [stderr] Checking aoc2021 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `data::Build` [INFO] [stdout] --> src/day12.rs:3:39 [INFO] [stdout] | [INFO] [stdout] 3 | use petgraph::{Graph, graph::UnGraph, data::Build}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `project_root::get_project_root` [INFO] [stdout] --> src/day13.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use project_root::get_project_root; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `project_root::get_project_root` [INFO] [stdout] --> src/day14.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use project_root::get_project_root; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `project_root::get_project_root` [INFO] [stdout] --> src/day15.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use project_root::get_project_root; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `project_root::get_project_root` [INFO] [stdout] --> src/day16.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use project_root::get_project_root; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `project_root::get_project_root` [INFO] [stdout] --> src/day17.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use project_root::get_project_root; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `project_root::get_project_root` [INFO] [stdout] --> src/day18.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use project_root::get_project_root; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `project_root::get_project_root` [INFO] [stdout] --> src/day19.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use project_root::get_project_root; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `project_root::get_project_root` [INFO] [stdout] --> src/day20.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use project_root::get_project_root; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `project_root::get_project_root` [INFO] [stdout] --> src/day21.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use project_root::get_project_root; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `project_root::get_project_root` [INFO] [stdout] --> src/day22.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use project_root::get_project_root; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `project_root::get_project_root` [INFO] [stdout] --> src/day23.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use project_root::get_project_root; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `project_root::get_project_root` [INFO] [stdout] --> src/day24.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use project_root::get_project_root; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `project_root::get_project_root` [INFO] [stdout] --> src/day25.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use project_root::get_project_root; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `data::Build` [INFO] [stdout] --> src/day12.rs:3:39 [INFO] [stdout] | [INFO] [stdout] 3 | use petgraph::{Graph, graph::UnGraph, data::Build}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `project_root::get_project_root` [INFO] [stdout] --> src/day13.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use project_root::get_project_root; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `project_root::get_project_root` [INFO] [stdout] --> src/day14.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use project_root::get_project_root; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `project_root::get_project_root` [INFO] [stdout] --> src/day15.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use project_root::get_project_root; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `project_root::get_project_root` [INFO] [stdout] --> src/day16.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use project_root::get_project_root; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `project_root::get_project_root` [INFO] [stdout] --> src/day17.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use project_root::get_project_root; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `project_root::get_project_root` [INFO] [stdout] --> src/day18.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use project_root::get_project_root; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `project_root::get_project_root` [INFO] [stdout] --> src/day19.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use project_root::get_project_root; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `project_root::get_project_root` [INFO] [stdout] --> src/day20.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use project_root::get_project_root; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `project_root::get_project_root` [INFO] [stdout] --> src/day21.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use project_root::get_project_root; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `project_root::get_project_root` [INFO] [stdout] --> src/day22.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use project_root::get_project_root; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `project_root::get_project_root` [INFO] [stdout] --> src/day23.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use project_root::get_project_root; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `project_root::get_project_root` [INFO] [stdout] --> src/day24.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use project_root::get_project_root; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `project_root::get_project_root` [INFO] [stdout] --> src/day25.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use project_root::get_project_root; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `node` [INFO] [stdout] --> src/day12.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | let node = Node::from_str(node); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_node` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/day12.rs:35:16 [INFO] [stdout] | [INFO] [stdout] 35 | fn insert_node(i: &mut u32, nodes: &mut Vec, node: &str) -> u32 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nodes` [INFO] [stdout] --> src/day12.rs:35:29 [INFO] [stdout] | [INFO] [stdout] 35 | fn insert_node(i: &mut u32, nodes: &mut Vec, node: &str) -> u32 { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_nodes` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `g` [INFO] [stdout] --> src/day12.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | let mut g: UnGraph<&str, ()> = Graph::new_undirected(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_g` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `ia` is assigned to, but never used [INFO] [stdout] --> src/day12.rs:53:21 [INFO] [stdout] | [INFO] [stdout] 53 | let mut ia = 0; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_ia` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `ib` is assigned to, but never used [INFO] [stdout] --> src/day12.rs:54:21 [INFO] [stdout] | [INFO] [stdout] 54 | let mut ib = 0; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_ib` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ia` is never read [INFO] [stdout] --> src/day12.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 56 | ia = n; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ia` is never read [INFO] [stdout] --> src/day12.rs:59:17 [INFO] [stdout] | [INFO] [stdout] 59 | ia = i; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ib` is never read [INFO] [stdout] --> src/day12.rs:63:17 [INFO] [stdout] | [INFO] [stdout] 63 | ib = n; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ib` is never read [INFO] [stdout] --> src/day12.rs:66:17 [INFO] [stdout] | [INFO] [stdout] 66 | ib = i; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day12.rs:46:9 [INFO] [stdout] | [INFO] [stdout] 46 | let mut g: UnGraph<&str, ()> = Graph::new_undirected(); [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 variable: `day` [INFO] [stdout] --> src/day13.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run(day: usize) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `day` [INFO] [stdout] --> src/day14.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run(day: usize) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `day` [INFO] [stdout] --> src/day15.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run(day: usize) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `day` [INFO] [stdout] --> src/day16.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run(day: usize) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `day` [INFO] [stdout] --> src/day17.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run(day: usize) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `day` [INFO] [stdout] --> src/day18.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run(day: usize) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `day` [INFO] [stdout] --> src/day19.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run(day: usize) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `day` [INFO] [stdout] --> src/day20.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run(day: usize) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `day` [INFO] [stdout] --> src/day21.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run(day: usize) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `day` [INFO] [stdout] --> src/day22.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run(day: usize) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `day` [INFO] [stdout] --> src/day23.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run(day: usize) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `day` [INFO] [stdout] --> src/day24.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run(day: usize) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `day` [INFO] [stdout] --> src/day25.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run(day: usize) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `insert_node` is never used [INFO] [stdout] --> src/day12.rs:35:4 [INFO] [stdout] | [INFO] [stdout] 35 | fn insert_node(i: &mut u32, nodes: &mut Vec, node: &str) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/day12.rs:21:30 [INFO] [stdout] | [INFO] [stdout] 21 | let mut e = s.clone().chars(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `node` [INFO] [stdout] --> src/day12.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | let node = Node::from_str(node); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_node` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/day12.rs:35:16 [INFO] [stdout] | [INFO] [stdout] 35 | fn insert_node(i: &mut u32, nodes: &mut Vec, node: &str) -> u32 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `nodes` [INFO] [stdout] --> src/day12.rs:35:29 [INFO] [stdout] | [INFO] [stdout] 35 | fn insert_node(i: &mut u32, nodes: &mut Vec, node: &str) -> u32 { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_nodes` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `g` [INFO] [stdout] --> src/day12.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | let mut g: UnGraph<&str, ()> = Graph::new_undirected(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_g` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `ia` is assigned to, but never used [INFO] [stdout] --> src/day12.rs:53:21 [INFO] [stdout] | [INFO] [stdout] 53 | let mut ia = 0; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_ia` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `ib` is assigned to, but never used [INFO] [stdout] --> src/day12.rs:54:21 [INFO] [stdout] | [INFO] [stdout] 54 | let mut ib = 0; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_ib` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ia` is never read [INFO] [stdout] --> src/day12.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 56 | ia = n; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ia` is never read [INFO] [stdout] --> src/day12.rs:59:17 [INFO] [stdout] | [INFO] [stdout] 59 | ia = i; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ib` is never read [INFO] [stdout] --> src/day12.rs:63:17 [INFO] [stdout] | [INFO] [stdout] 63 | ib = n; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `ib` is never read [INFO] [stdout] --> src/day12.rs:66:17 [INFO] [stdout] | [INFO] [stdout] 66 | ib = i; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 40 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day12.rs:46:9 [INFO] [stdout] | [INFO] [stdout] 46 | let mut g: UnGraph<&str, ()> = Graph::new_undirected(); [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 variable: `day` [INFO] [stdout] --> src/day13.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run(day: usize) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `day` [INFO] [stdout] --> src/day14.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run(day: usize) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `day` [INFO] [stdout] --> src/day15.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run(day: usize) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `day` [INFO] [stdout] --> src/day16.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run(day: usize) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `day` [INFO] [stdout] --> src/day17.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run(day: usize) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `day` [INFO] [stdout] --> src/day18.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run(day: usize) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `day` [INFO] [stdout] --> src/day19.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run(day: usize) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `day` [INFO] [stdout] --> src/day20.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run(day: usize) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `day` [INFO] [stdout] --> src/day21.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run(day: usize) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `day` [INFO] [stdout] --> src/day22.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run(day: usize) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `day` [INFO] [stdout] --> src/day23.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run(day: usize) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `day` [INFO] [stdout] --> src/day24.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run(day: usize) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `day` [INFO] [stdout] --> src/day25.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn run(day: usize) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_day` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `insert_node` is never used [INFO] [stdout] --> src/day12.rs:35:4 [INFO] [stdout] | [INFO] [stdout] 35 | fn insert_node(i: &mut u32, nodes: &mut Vec, node: &str) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/day12.rs:21:30 [INFO] [stdout] | [INFO] [stdout] 21 | let mut e = s.clone().chars(); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 40 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.23s [INFO] running `Command { std: "docker" "inspect" "ac9824c473e47d89ca28b95b8978a5021aa9d7b1af5f6073846ee085067488e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac9824c473e47d89ca28b95b8978a5021aa9d7b1af5f6073846ee085067488e9", kill_on_drop: false }` [INFO] [stdout] ac9824c473e47d89ca28b95b8978a5021aa9d7b1af5f6073846ee085067488e9 [INFO] checking alex800121/aoc2021-rust against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falex800121%2Faoc2021-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alex800121/aoc2021-rust on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/alex800121/aoc2021-rust [INFO] finished tweaking git repo https://github.com/alex800121/aoc2021-rust [INFO] tweaked toml for git repo https://github.com/alex800121/aoc2021-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/alex800121/aoc2021-rust 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b8498f824852365408378db11a58446f42c51338646cc58dcd92f36adfdbbd88 [INFO] running `Command { std: "docker" "start" "-a" "b8498f824852365408378db11a58446f42c51338646cc58dcd92f36adfdbbd88", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b8498f824852365408378db11a58446f42c51338646cc58dcd92f36adfdbbd88", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8498f824852365408378db11a58446f42c51338646cc58dcd92f36adfdbbd88", kill_on_drop: false }` [INFO] [stdout] b8498f824852365408378db11a58446f42c51338646cc58dcd92f36adfdbbd88 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c23be0c3697dad06c8d4b6b3f208379cb5670b44b7af81257174b55ea8a0ec71 [INFO] running `Command { std: "docker" "start" "-a" "c23be0c3697dad06c8d4b6b3f208379cb5670b44b7af81257174b55ea8a0ec71", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.2.0 [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling parking_lot_core v0.9.9 [INFO] [stderr] Checking hashbrown v0.14.3 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking bytemuck v1.15.0 [INFO] [stderr] Compiling paste v1.0.14 [INFO] [stderr] Compiling semver v1.0.22 [INFO] [stderr] Compiling thiserror v1.0.58 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling num-bigint v0.4.4 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.8.19/src/sync/parker.rs:370:25 [INFO] [stdout] | [INFO] [stdout] 370 | / match self.state.swap(EMPTY, SeqCst) { [INFO] [stdout] 371 | | NOTIFIED | PARKED => return, [INFO] [stdout] 372 | | n => panic!("inconsistent park_timeout state: {}", n), [INFO] [stdout] 373 | | }; [INFO] [stdout] | |_________________________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] error: could not compile `crossbeam-utils` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "c23be0c3697dad06c8d4b6b3f208379cb5670b44b7af81257174b55ea8a0ec71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c23be0c3697dad06c8d4b6b3f208379cb5670b44b7af81257174b55ea8a0ec71", kill_on_drop: false }` [INFO] [stdout] c23be0c3697dad06c8d4b6b3f208379cb5670b44b7af81257174b55ea8a0ec71