[INFO] cloning repository https://github.com/s-parfeniuc/fastk
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/s-parfeniuc/fastk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fs-parfeniuc%2Ffastk", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fs-parfeniuc%2Ffastk'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 44abd940bd904140364da5941851c46886ab8590
[INFO] checking s-parfeniuc/fastk against try#6284d7b4bd27983dba388146648ab844ca7d032f for pr-152971
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fs-parfeniuc%2Ffastk" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/s-parfeniuc/fastk
[INFO] finished tweaking git repo https://github.com/s-parfeniuc/fastk
[INFO] tweaked toml for git repo https://github.com/s-parfeniuc/fastk written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/s-parfeniuc/fastk on toolchain 6284d7b4bd27983dba388146648ab844ca7d032f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/s-parfeniuc/fastk 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" "+6284d7b4bd27983dba388146648ab844ca7d032f" "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 core_affinity v0.6.1
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93f6e5ef59417cde357f7eebec5fae542d78de5f92adbb82224f2042ee789b8b
[INFO] running `Command { std: "docker" "start" "-a" "93f6e5ef59417cde357f7eebec5fae542d78de5f92adbb82224f2042ee789b8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93f6e5ef59417cde357f7eebec5fae542d78de5f92adbb82224f2042ee789b8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93f6e5ef59417cde357f7eebec5fae542d78de5f92adbb82224f2042ee789b8b", kill_on_drop: false }`
[INFO] [stdout] 93f6e5ef59417cde357f7eebec5fae542d78de5f92adbb82224f2042ee789b8b
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b271d8ed95443f752aae3537dd13f83f18f682483899c898337e52bd7f3b3ca8
[INFO] running `Command { std: "docker" "start" "-a" "b271d8ed95443f752aae3537dd13f83f18f682483899c898337e52bd7f3b3ca8", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.31
[INFO] [stderr]     Checking crossbeam-queue v0.3.12
[INFO] [stderr]     Checking crossbeam-channel v0.5.15
[INFO] [stderr]     Checking core_affinity v0.6.1
[INFO] [stderr]    Compiling syn v2.0.112
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]     Checking clap v4.5.54
[INFO] [stderr]     Checking fastk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]     --> src/bin/sort.rs:1273:18
[INFO] [stdout]      |
[INFO] [stdout] 1273 |             for (i, (&a, &b)) in zip(core.iter(), coreness.iter()).enumerate() {
[INFO] [stdout]      |                  ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_to_file` is never used
[INFO] [stdout]     --> src/bin/sort.rs:1383:4
[INFO] [stdout]      |
[INFO] [stdout] 1383 | fn write_to_file(path: &str, core: Vec<u32>) -> std::io::Result<()> {
[INFO] [stdout]      |    ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `vgc_current` is never read
[INFO] [stdout]     --> src/bin/testing.rs:1062:27
[INFO] [stdout]      |
[INFO] [stdout] 1062 |     let mut vgc_current = 0;
[INFO] [stdout]      |                           ^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout]      = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]     --> src/bin/testing.rs:1264:18
[INFO] [stdout]      |
[INFO] [stdout] 1264 |             for (i, (&a, &b)) in zip(core.iter(), coreness.iter()).enumerate() {
[INFO] [stdout]      |                  ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `vgc_threshold` is never read
[INFO] [stdout]    --> src/bin/testing.rs:341:5
[INFO] [stdout]     |
[INFO] [stdout] 334 | pub struct LocalPQ {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 341 |     vgc_threshold: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_to_file` is never used
[INFO] [stdout]     --> src/bin/testing.rs:1384:4
[INFO] [stdout]      |
[INFO] [stdout] 1384 | fn write_to_file(path: &str, core: Vec<u32>) -> std::io::Result<()> {
[INFO] [stdout]      |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/main.rs:647:24
[INFO] [stdout]     |
[INFO] [stdout] 647 |                 if rng.gen::<f64>() < p_hub {
[INFO] [stdout]     |                        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]     --> src/bin/sort.rs:1273:18
[INFO] [stdout]      |
[INFO] [stdout] 1273 |             for (i, (&a, &b)) in zip(core.iter(), coreness.iter()).enumerate() {
[INFO] [stdout]      |                  ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_to_file` is never used
[INFO] [stdout]     --> src/bin/sort.rs:1383:4
[INFO] [stdout]      |
[INFO] [stdout] 1383 | fn write_to_file(path: &str, core: Vec<u32>) -> std::io::Result<()> {
[INFO] [stdout]      |    ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `vgc_current` is never read
[INFO] [stdout]     --> src/bin/testing.rs:1062:27
[INFO] [stdout]      |
[INFO] [stdout] 1062 |     let mut vgc_current = 0;
[INFO] [stdout]      |                           ^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout]      = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]     --> src/bin/testing.rs:1264:18
[INFO] [stdout]      |
[INFO] [stdout] 1264 |             for (i, (&a, &b)) in zip(core.iter(), coreness.iter()).enumerate() {
[INFO] [stdout]      |                  ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `vgc_threshold` is never read
[INFO] [stdout]    --> src/bin/testing.rs:341:5
[INFO] [stdout]     |
[INFO] [stdout] 334 | pub struct LocalPQ {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 341 |     vgc_threshold: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_to_file` is never used
[INFO] [stdout]     --> src/bin/testing.rs:1384:4
[INFO] [stdout]      |
[INFO] [stdout] 1384 | fn write_to_file(path: &str, core: Vec<u32>) -> std::io::Result<()> {
[INFO] [stdout]      |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]    --> src/main.rs:647:24
[INFO] [stdout]     |
[INFO] [stdout] 647 |                 if rng.gen::<f64>() < p_hub {
[INFO] [stdout]     |                        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/main.rs:1165:13
[INFO] [stdout]      |
[INFO] [stdout] 1165 |         let mut rng = SmallRng::from_os_rng();
[INFO] [stdout]      |             ----^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/main.rs:1193:13
[INFO] [stdout]      |
[INFO] [stdout] 1193 |         let mut equal_estimates = 0;
[INFO] [stdout]      |             ----^^^^^^^^^^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]     --> src/main.rs:1165:13
[INFO] [stdout]      |
[INFO] [stdout] 1165 |         let mut rng = SmallRng::from_os_rng();
[INFO] [stdout]      |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout]      |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]     --> src/main.rs:2:9
[INFO] [stdout]      |
[INFO] [stdout]    2 | #![warn(unused_variables)]
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_high_degree`
[INFO] [stdout]     --> src/main.rs:1184:13
[INFO] [stdout]      |
[INFO] [stdout] 1184 |         let is_high_degree = |node: usize| self.inmap[node].len() >= threshold;
[INFO] [stdout]      |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_high_degree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/main.rs:1165:13
[INFO] [stdout]      |
[INFO] [stdout] 1165 |         let mut rng = SmallRng::from_os_rng();
[INFO] [stdout]      |             ----^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/main.rs:1193:13
[INFO] [stdout]      |
[INFO] [stdout] 1193 |         let mut equal_estimates = 0;
[INFO] [stdout]      |             ----^^^^^^^^^^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]     --> src/main.rs:1165:13
[INFO] [stdout]      |
[INFO] [stdout] 1165 |         let mut rng = SmallRng::from_os_rng();
[INFO] [stdout]      |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout]      |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]     --> src/main.rs:2:9
[INFO] [stdout]      |
[INFO] [stdout]    2 | #![warn(unused_variables)]
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_high_degree`
[INFO] [stdout]     --> src/main.rs:1184:13
[INFO] [stdout]      |
[INFO] [stdout] 1184 |         let is_high_degree = |node: usize| self.inmap[node].len() >= threshold;
[INFO] [stdout]      |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_high_degree`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/main.rs:2353:9
[INFO] [stdout]      |
[INFO] [stdout] 2353 |     let mut edges = 3000;
[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/main.rs:2353:9
[INFO] [stdout]      |
[INFO] [stdout] 2353 |     let mut edges = 3000;
[INFO] [stdout]      |         ----^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `core` is assigned to, but never used
[INFO] [stdout]     --> src/main.rs:2425:9
[INFO] [stdout]      |
[INFO] [stdout] 2425 |     let mut core = Vec::new();
[INFO] [stdout]      |         ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_core` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `core` is never read
[INFO] [stdout]     --> src/main.rs:2464:13
[INFO] [stdout]      |
[INFO] [stdout] 2464 |             core = graph.compute_coreness_iter_sync_opti2((1.0, 0.0), &mut archi, false);
[INFO] [stdout]      |             ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout]      = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `core` is assigned to, but never used
[INFO] [stdout]     --> src/main.rs:2425:9
[INFO] [stdout]      |
[INFO] [stdout] 2425 |     let mut core = Vec::new();
[INFO] [stdout]      |         ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_core` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `core` is never read
[INFO] [stdout]     --> src/main.rs:2464:13
[INFO] [stdout]      |
[INFO] [stdout] 2464 |             core = graph.compute_coreness_iter_sync_opti2((1.0, 0.0), &mut archi, false);
[INFO] [stdout]      |             ^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout]      = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.27s
[INFO] running `Command { std: "docker" "inspect" "b271d8ed95443f752aae3537dd13f83f18f682483899c898337e52bd7f3b3ca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b271d8ed95443f752aae3537dd13f83f18f682483899c898337e52bd7f3b3ca8", kill_on_drop: false }`
[INFO] [stdout] b271d8ed95443f752aae3537dd13f83f18f682483899c898337e52bd7f3b3ca8
