[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] checking rajasekarv/ant-colony-optimization against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frajasekarv%2Fant-colony-optimization" "/workspace/builds/worker-25/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-25/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rajasekarv/ant-colony-optimization on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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-25/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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 memmap v0.7.0 [INFO] [stderr] Downloaded bincode v0.8.0 [INFO] [stderr] Downloaded byteorder v1.2.7 [INFO] [stderr] Downloaded rustbreak v1.4.0 [INFO] [stderr] Downloaded num_cpus v1.9.0 [INFO] [stderr] Downloaded permutation v0.2.5 [INFO] [stderr] Downloaded serde v1.0.84 [INFO] [stderr] Downloaded syn v0.15.24 [INFO] [stderr] Downloaded serde_derive v1.0.84 [INFO] [stderr] Downloaded rand_os v0.1.1 [INFO] [stderr] Downloaded rand v0.6.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6cd2531f63405a9972235b3aeb5174e62cb0bee866298d53342316a6eacf4111 [INFO] running `Command { std: "docker" "start" "-a" "6cd2531f63405a9972235b3aeb5174e62cb0bee866298d53342316a6eacf4111", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6cd2531f63405a9972235b3aeb5174e62cb0bee866298d53342316a6eacf4111", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6cd2531f63405a9972235b3aeb5174e62cb0bee866298d53342316a6eacf4111", kill_on_drop: false }` [INFO] [stdout] 6cd2531f63405a9972235b3aeb5174e62cb0bee866298d53342316a6eacf4111 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b980f097d40eb5d754332fe3a73ade1952f4f9ccffb6bf8e84a5b3e29201cae8 [INFO] running `Command { std: "docker" "start" "-a" "b980f097d40eb5d754332fe3a73ade1952f4f9ccffb6bf8e84a5b3e29201cae8", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Blocking waiting for file lock on package cache [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] Checking nodrop v0.1.13 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling serde v1.0.84 [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 fnv v1.0.6 [INFO] [stderr] Checking permutation v0.2.5 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [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 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 crossbeam-epoch v0.3.1 [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-deque v0.2.0 [INFO] [stderr] Compiling syn v0.15.24 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Compiling serde_derive v1.0.84 [INFO] [stderr] Checking bincode v0.8.0 [INFO] [stderr] Checking rustbreak v1.4.0 [INFO] [stderr] Checking aco_rust v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating src/lib.rs from 2018 edition to 2021 [INFO] [stderr] Fixed src/aco_memmap.rs (5 fixes) [INFO] [stderr] Fixed src/aco_mem.rs (4 fixes) [INFO] [stderr] Fixed src/aco_no_mem.rs (2 fixes) [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] = note: `#[warn(unused_imports)]` on by default [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] = note: `#[warn(unused_imports)]` on by default [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: 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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Migrating src/bin/aco_using_no_ram.rs from 2018 edition to 2021 [INFO] [stderr] Migrating src/bin/aco_using_memmap.rs from 2018 edition to 2021 [INFO] [stderr] Migrating src/bin/aco_using_ram.rs from 2018 edition to 2021 [INFO] [stderr] Fixed src/bin/aco_using_memmap.rs (8 fixes) [INFO] [stdout] warning: function is never used: `main0` [INFO] [stdout] --> src/bin/aco_using_memmap.rs:74:4 [INFO] [stdout] | [INFO] [stdout] 74 | fn main0() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `main4` [INFO] [stdout] --> src/bin/aco_using_memmap.rs:144:4 [INFO] [stdout] | [INFO] [stdout] 144 | fn main4() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `main1` [INFO] [stdout] --> src/bin/aco_using_memmap.rs:185:4 [INFO] [stdout] | [INFO] [stdout] 185 | fn main1() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `main0` [INFO] [stdout] --> src/bin/aco_using_memmap.rs:74:4 [INFO] [stdout] | [INFO] [stdout] 74 | fn main0() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `main4` [INFO] [stdout] --> src/bin/aco_using_memmap.rs:144:4 [INFO] [stdout] | [INFO] [stdout] 144 | fn main4() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `main1` [INFO] [stdout] --> src/bin/aco_using_memmap.rs:185:4 [INFO] [stdout] | [INFO] [stdout] 185 | fn main1() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Fixed src/bin/aco_using_ram.rs (1 fix) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 30.91s [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking aco_rust v0.1.0 (/tmp/fixit) [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] = note: `#[warn(unused_imports)]` on by default [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] = note: `#[warn(unused_imports)]` on by default [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: 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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `main0` [INFO] [stdout] --> src/bin/aco_using_memmap.rs:74:4 [INFO] [stdout] | [INFO] [stdout] 74 | fn main0() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `main4` [INFO] [stdout] --> src/bin/aco_using_memmap.rs:144:4 [INFO] [stdout] | [INFO] [stdout] 144 | fn main4() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `main1` [INFO] [stdout] --> src/bin/aco_using_memmap.rs:185:4 [INFO] [stdout] | [INFO] [stdout] 185 | fn main1() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `main0` [INFO] [stdout] --> src/bin/aco_using_memmap.rs:74:4 [INFO] [stdout] | [INFO] [stdout] 74 | fn main0() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `main4` [INFO] [stdout] --> src/bin/aco_using_memmap.rs:144:4 [INFO] [stdout] | [INFO] [stdout] 144 | fn main4() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `main1` [INFO] [stdout] --> src/bin/aco_using_memmap.rs:185:4 [INFO] [stdout] | [INFO] [stdout] 185 | fn main1() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.10s [INFO] running `Command { std: "docker" "inspect" "b980f097d40eb5d754332fe3a73ade1952f4f9ccffb6bf8e84a5b3e29201cae8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b980f097d40eb5d754332fe3a73ade1952f4f9ccffb6bf8e84a5b3e29201cae8", kill_on_drop: false }` [INFO] [stdout] b980f097d40eb5d754332fe3a73ade1952f4f9ccffb6bf8e84a5b3e29201cae8