[INFO] cloning repository https://github.com/mjk3979/neutron_star_search
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mjk3979/neutron_star_search" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjk3979%2Fneutron_star_search", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjk3979%2Fneutron_star_search'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 65b8a55dbdd0c2f5a836c2b0fcebd645276aa07b
[INFO] checking mjk3979/neutron_star_search against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjk3979%2Fneutron_star_search" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mjk3979/neutron_star_search
[INFO] finished tweaking git repo https://github.com/mjk3979/neutron_star_search
[INFO] tweaked toml for git repo https://github.com/mjk3979/neutron_star_search written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mjk3979/neutron_star_search on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mjk3979/neutron_star_search 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bincode_derive v2.0.1
[INFO] [stderr]   Downloaded unty v0.0.4
[INFO] [stderr]   Downloaded virtue v0.0.18
[INFO] [stderr]   Downloaded bincode v2.0.1
[INFO] [stderr]   Downloaded fast_fp v0.1.3
[INFO] [stderr]   Downloaded sqlite3-sys v0.18.0
[INFO] [stderr]   Downloaded sqlite v0.37.0
[INFO] [stderr]   Downloaded cc v1.2.21
[INFO] [stderr]   Downloaded sqlite3-src v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a99bdeca17ee1ede813b282b2e6ec926afcd11d87d6f70b732eaaa70d040e432
[INFO] running `Command { std: "docker" "start" "-a" "a99bdeca17ee1ede813b282b2e6ec926afcd11d87d6f70b732eaaa70d040e432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a99bdeca17ee1ede813b282b2e6ec926afcd11d87d6f70b732eaaa70d040e432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a99bdeca17ee1ede813b282b2e6ec926afcd11d87d6f70b732eaaa70d040e432", kill_on_drop: false }`
[INFO] [stdout] a99bdeca17ee1ede813b282b2e6ec926afcd11d87d6f70b732eaaa70d040e432
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0463cd4b874775badc3fcf22ad8bbaf2bf98113ab91b0288553f8480331d9f24
[INFO] running `Command { std: "docker" "start" "-a" "0463cd4b874775badc3fcf22ad8bbaf2bf98113ab91b0288553f8480331d9f24", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.21
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking miniz_oxide v0.8.8
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking unty v0.0.4
[INFO] [stderr]     Checking memmap2 v0.9.5
[INFO] [stderr]     Checking csv-core v0.1.12
[INFO] [stderr]     Checking flate2 v1.1.1
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]    Compiling sqlite3-src v0.7.0
[INFO] [stderr]    Compiling fast_fp v0.1.3
[INFO] [stderr]     Checking bincode v2.0.1
[INFO] [stderr]     Checking sqlite3-sys v0.18.0
[INFO] [stderr]     Checking sqlite v0.37.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking tokio v1.45.0
[INFO] [stderr]     Checking csv v1.3.1
[INFO] [stderr]     Checking neutron_route_finder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(lazy_get)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `lazy_get` has been stable since 1.94.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(lazy_get)]
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(lazy_get)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `lazy_get` has been stable since 1.94.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(lazy_get)]
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:357:9
[INFO] [stdout]     |
[INFO] [stdout] 357 |     let mut n_idx_idx: u32 = 0;
[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/lib.rs:357:9
[INFO] [stdout]     |
[INFO] [stdout] 357 |     let mut n_idx_idx: u32 = 0;
[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: unused variable: `current`
[INFO] [stdout]    --> src/lib.rs:249:13
[INFO] [stdout]     |
[INFO] [stdout] 249 |         let current = systems.get(current_idx);
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `system`
[INFO] [stdout]    --> src/lib.rs:360:13
[INFO] [stdout]     |
[INFO] [stdout] 360 |         let system = systems.get(n_idx);
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_system`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `total_distance`
[INFO] [stdout]    --> src/lib.rs:296:9
[INFO] [stdout]     |
[INFO] [stdout] 296 |     let total_distance = distance(&start, &goal);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_distance`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n_idx_idx`
[INFO] [stdout]    --> src/lib.rs:357:9
[INFO] [stdout]     |
[INFO] [stdout] 357 |     let mut n_idx_idx: u32 = 0;
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_idx_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:497:9
[INFO] [stdout]     |
[INFO] [stdout] 497 |     let mut retval = Arc::new(Mutex::new(Vec::new()));
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `current`
[INFO] [stdout]    --> src/lib.rs:249:13
[INFO] [stdout]     |
[INFO] [stdout] 249 |         let current = systems.get(current_idx);
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `system`
[INFO] [stdout]    --> src/lib.rs:360:13
[INFO] [stdout]     |
[INFO] [stdout] 360 |         let system = systems.get(n_idx);
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_system`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `total_distance`
[INFO] [stdout]    --> src/lib.rs:296:9
[INFO] [stdout]     |
[INFO] [stdout] 296 |     let total_distance = distance(&start, &goal);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_distance`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n_idx_idx`
[INFO] [stdout]    --> src/lib.rs:357:9
[INFO] [stdout]     |
[INFO] [stdout] 357 |     let mut n_idx_idx: u32 = 0;
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_idx_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `neutron_route_finder` (lib test) due to 1 previous error; 7 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:497:9
[INFO] [stdout]     |
[INFO] [stdout] 497 |     let mut retval = Arc::new(Mutex::new(Vec::new()));
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `neutron_route_finder` (lib) due to 1 previous error; 7 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "0463cd4b874775badc3fcf22ad8bbaf2bf98113ab91b0288553f8480331d9f24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0463cd4b874775badc3fcf22ad8bbaf2bf98113ab91b0288553f8480331d9f24", kill_on_drop: false }`
[INFO] [stdout] 0463cd4b874775badc3fcf22ad8bbaf2bf98113ab91b0288553f8480331d9f24
