[INFO] cloning repository https://github.com/rajasekarv/ant-colony-optimization [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rajasekarv/ant-colony-optimization" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frajasekarv%2Fant-colony-optimization", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frajasekarv%2Fant-colony-optimization'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a3a1f4c379ddeeeab6fccbf6564fc46e938951b9 [INFO] documenting rajasekarv/ant-colony-optimization against 1.61.0 for beta-1.62-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frajasekarv%2Fant-colony-optimization" "/workspace/builds/worker-26/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-26/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rajasekarv/ant-colony-optimization on toolchain 1.61.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rajasekarv/ant-colony-optimization [INFO] finished tweaking git repo https://github.com/rajasekarv/ant-colony-optimization [INFO] tweaked toml for git repo https://github.com/rajasekarv/ant-colony-optimization written to /workspace/builds/worker-26/source/Cargo.toml [INFO] crate git repo https://github.com/rajasekarv/ant-colony-optimization already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bincode v0.8.0 [INFO] [stderr] Downloaded permutation v0.2.5 [INFO] [stderr] Downloaded serde v1.0.84 [INFO] [stderr] Downloaded syn v0.15.24 [INFO] [stderr] Downloaded rustbreak v1.4.0 [INFO] [stderr] Downloaded serde_derive v1.0.84 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1a6c3179c799c0e47f41dc7ddc4505efc6eff4747c6dc7d8ffc6da0854d0b18d [INFO] running `Command { std: "docker" "start" "-a" "1a6c3179c799c0e47f41dc7ddc4505efc6eff4747c6dc7d8ffc6da0854d0b18d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1a6c3179c799c0e47f41dc7ddc4505efc6eff4747c6dc7d8ffc6da0854d0b18d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a6c3179c799c0e47f41dc7ddc4505efc6eff4747c6dc7d8ffc6da0854d0b18d", kill_on_drop: false }` [INFO] [stdout] 1a6c3179c799c0e47f41dc7ddc4505efc6eff4747c6dc7d8ffc6da0854d0b18d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "RUSTDOCFLAGS=--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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b5e4959c43a7d48926a33a3e4deb1bfeb1e43733ee101026076d0074b2106ee3 [INFO] running `Command { std: "docker" "start" "-a" "b5e4959c43a7d48926a33a3e4deb1bfeb1e43733ee101026076d0074b2106ee3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.46 [INFO] [stderr] Checking rand_core v0.3.0 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling autocfg v0.1.1 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Compiling serde v1.0.84 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking byteorder v1.2.7 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking permutation v0.2.5 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.4 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Checking num_cpus v1.9.0 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Checking rand_os v0.1.1 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling syn v0.15.24 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Checking bincode v0.8.0 [INFO] [stderr] Compiling serde_derive v1.0.84 [INFO] [stderr] Checking rustbreak v1.4.0 [INFO] [stderr] Documenting aco_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking aco_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/aco_no_mem.rs:229:21 [INFO] [stdout] | [INFO] [stdout] 229 | ({ [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 240 | }) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 229 ~ { [INFO] [stdout] 230 | if visited[j] { [INFO] [stdout] 231 | 0.0 [INFO] [stdout] 232 | } else { [INFO] [stdout] 233 | self.default_pheromone [INFO] [stdout] 234 | * (1.0 [INFO] [stdout] ... [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `HashMap` [INFO] [stdout] --> src/aco_mem.rs:8:24 [INFO] [stdout] | [INFO] [stdout] 8 | use std::collections::{HashMap, HashSet}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::f64::INFINITY` [INFO] [stdout] --> src/aco_mem.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::f64::INFINITY; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `memmap::MmapOptions` [INFO] [stdout] --> src/aco_memmap.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use memmap::MmapOptions; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::f32::INFINITY` [INFO] [stdout] --> src/aco_memmap.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::f32::INFINITY; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem::transmute` [INFO] [stdout] --> src/aco_memmap.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use std::mem::transmute; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `slice` [INFO] [stdout] --> src/aco_memmap.rs:15:16 [INFO] [stdout] | [INFO] [stdout] 15 | use std::{mem, slice}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/aco_no_mem.rs:229:21 [INFO] [stdout] | [INFO] [stdout] 229 | ({ [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 240 | }) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 229 ~ { [INFO] [stdout] 230 | if visited[j] { [INFO] [stdout] 231 | 0.0 [INFO] [stdout] 232 | } else { [INFO] [stdout] 233 | self.default_pheromone [INFO] [stdout] 234 | * (1.0 [INFO] [stdout] ... [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rayon::prelude` [INFO] [stdout] --> src/aco_mem.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use rayon::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/aco_mem.rs:153:13 [INFO] [stdout] | [INFO] [stdout] 153 | for i in 0..(self.distances.len() - 1) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/aco_mem.rs:116:17 [INFO] [stdout] | [INFO] [stdout] 116 | let mut iteration_paths: Vec; [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: variable does not need to be mutable [INFO] [stdout] --> src/aco_memmap.rs:146:17 [INFO] [stdout] | [INFO] [stdout] 146 | let mut iteration_paths: Vec; [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/aco_no_mem.rs:136:17 [INFO] [stdout] | [INFO] [stdout] 136 | let mut iteration_paths: Vec; [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `euclidean_distance` [INFO] [stdout] --> src/aco_mem.rs:245:8 [INFO] [stdout] | [INFO] [stdout] 245 | fn euclidean_distance(a: &Coordinate, b: &Coordinate) -> f64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.85s [INFO] running `Command { std: "docker" "inspect" "b5e4959c43a7d48926a33a3e4deb1bfeb1e43733ee101026076d0074b2106ee3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5e4959c43a7d48926a33a3e4deb1bfeb1e43733ee101026076d0074b2106ee3", kill_on_drop: false }` [INFO] [stdout] b5e4959c43a7d48926a33a3e4deb1bfeb1e43733ee101026076d0074b2106ee3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }` [INFO] [stdout] 4ac15fa0d523f85d59f2934c7da801845d014239904d309175eb953e21cd3d23 [INFO] running `Command { std: "docker" "start" "-a" "4ac15fa0d523f85d59f2934c7da801845d014239904d309175eb953e21cd3d23", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.46 [INFO] [stderr] Checking rand_core v0.3.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Compiling autocfg v0.1.1 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Compiling serde v1.0.84 [INFO] [stderr] Checking byteorder v1.2.7 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking permutation v0.2.5 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.4 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling syn v0.15.24 [INFO] [stderr] Checking num_cpus v1.9.0 [INFO] [stderr] Checking rand_os v0.1.1 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Checking crossbeam-deque v0.2.0 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking bincode v0.8.0 [INFO] [stderr] Compiling serde_derive v1.0.84 [INFO] [stderr] Checking rustbreak v1.4.0 [INFO] [stderr] Documenting aco_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/aco_no_mem.rs:229:21 [INFO] [stdout] | [INFO] [stdout] 229 | ({ [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 240 | }) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 229 ~ { [INFO] [stdout] 230 | if visited[j] { [INFO] [stdout] 231 | 0.0 [INFO] [stdout] 232 | } else { [INFO] [stdout] 233 | self.default_pheromone [INFO] [stdout] 234 | * (1.0 [INFO] [stdout] ... [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.42s [INFO] running `Command { std: "docker" "inspect" "4ac15fa0d523f85d59f2934c7da801845d014239904d309175eb953e21cd3d23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ac15fa0d523f85d59f2934c7da801845d014239904d309175eb953e21cd3d23", kill_on_drop: false }` [INFO] [stdout] 4ac15fa0d523f85d59f2934c7da801845d014239904d309175eb953e21cd3d23