[INFO] cloning repository https://github.com/optframe/optframe-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/optframe/optframe-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foptframe%2Foptframe-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foptframe%2Foptframe-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 669760625f214fcdd48769ac016190669d29c882
[INFO] checking optframe/optframe-rust against master#7308c22c6a8d77e82187e290e1f7459870e48d12 for pr-99447
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foptframe%2Foptframe-rust" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/optframe/optframe-rust on toolchain 7308c22c6a8d77e82187e290e1f7459870e48d12
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7308c22c6a8d77e82187e290e1f7459870e48d12" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/optframe/optframe-rust
[INFO] finished tweaking git repo https://github.com/optframe/optframe-rust
[INFO] tweaked toml for git repo https://github.com/optframe/optframe-rust written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/optframe/optframe-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7308c22c6a8d77e82187e290e1f7459870e48d12" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+7308c22c6a8d77e82187e290e1f7459870e48d12" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c4fd9d685397000ea47b19bc220971365cb6a4097f0bfc6a8f4f63b963ad48f
[INFO] running `Command { std: "docker" "start" "-a" "1c4fd9d685397000ea47b19bc220971365cb6a4097f0bfc6a8f4f63b963ad48f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c4fd9d685397000ea47b19bc220971365cb6a4097f0bfc6a8f4f63b963ad48f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c4fd9d685397000ea47b19bc220971365cb6a4097f0bfc6a8f4f63b963ad48f", kill_on_drop: false }`
[INFO] [stdout] 1c4fd9d685397000ea47b19bc220971365cb6a4097f0bfc6a8f4f63b963ad48f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+7308c22c6a8d77e82187e290e1f7459870e48d12" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ffd0943aa876bf6c2f26710352e3a2df81fd1d12ac7bde2560aa2eea0c9e8a7
[INFO] running `Command { std: "docker" "start" "-a" "4ffd0943aa876bf6c2f26710352e3a2df81fd1d12ac7bde2560aa2eea0c9e8a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.113
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking optframe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `marker::PhantomData`
[INFO] [stdout]   --> src/optfcore/fxnsseq.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::{marker::PhantomData, rc::Rc};
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FxNSIterator` is never constructed
[INFO] [stdout]    --> src/optfcore/fxnsseq.rs:102:12
[INFO] [stdout]     |
[INFO] [stdout] 102 | pub struct FxNSIterator<XES: XESolution> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GeneratorFuncNSIteratorAdapter` is never constructed
[INFO] [stdout]    --> src/optfcore/fxnsseq.rs:289:12
[INFO] [stdout]     |
[INFO] [stdout] 289 | pub struct GeneratorFuncNSIteratorAdapter<XES: XESolution, Prob, G> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/optfcore/fxnsseq.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn new(gen: G) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/optfcore/fxnsseq.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub fn new(gen: G, _se: &XES) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/optfcore/fxnsseq.rs:109:12
[INFO] [stdout]     |
[INFO] [stdout] 109 |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/optfcore/fxnsseq.rs:301:12
[INFO] [stdout]     |
[INFO] [stdout] 301 |     pub fn new(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ndarray v0.15.4
[INFO] [stdout] warning: unused import: `marker::PhantomData`
[INFO] [stdout]   --> src/optfcore/fxnsseq.rs:18:11
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::{marker::PhantomData, rc::Rc};
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::optfcore::fxnsseq::GeneratorFuncNSIteratorAdapter`
[INFO] [stdout]   --> src/tsp_test.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use crate::optfcore::fxnsseq::GeneratorFuncNSIteratorAdapter;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::optfcore::fxnsseq::GeneratorIteratorAdapter`
[INFO] [stdout]   --> src/tsp_test.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use crate::optfcore::fxnsseq::GeneratorIteratorAdapter;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gen_test`
[INFO] [stdout]    --> src/tsp_test.rs:444:13
[INFO] [stdout]     |
[INFO] [stdout] 444 |     let mut gen_test = || {
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_gen_test`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gen_test`
[INFO] [stdout]    --> src/tsp_test.rs:330:17
[INFO] [stdout]     |
[INFO] [stdout] 330 |         let mut gen_test = || {
[INFO] [stdout]     |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_gen_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tsp_test.rs:330:13
[INFO] [stdout]     |
[INFO] [stdout] 330 |         let mut gen_test = || {
[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/tsp_test.rs:444:9
[INFO] [stdout]     |
[INFO] [stdout] 444 |     let mut gen_test = || {
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GeneratorFuncNSIteratorAdapter` is never constructed
[INFO] [stdout]    --> src/optfcore/fxnsseq.rs:289:12
[INFO] [stdout]     |
[INFO] [stdout] 289 | pub struct GeneratorFuncNSIteratorAdapter<XES: XESolution, Prob, G> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/optfcore/fxnsseq.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn new(gen: G) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/optfcore/fxnsseq.rs:301:12
[INFO] [stdout]     |
[INFO] [stdout] 301 |     pub fn new(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.76s
[INFO] running `Command { std: "docker" "inspect" "4ffd0943aa876bf6c2f26710352e3a2df81fd1d12ac7bde2560aa2eea0c9e8a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ffd0943aa876bf6c2f26710352e3a2df81fd1d12ac7bde2560aa2eea0c9e8a7", kill_on_drop: false }`
[INFO] [stdout] 4ffd0943aa876bf6c2f26710352e3a2df81fd1d12ac7bde2560aa2eea0c9e8a7