[INFO] cloning repository https://github.com/secret-arrow/outRank_Rust_Backend
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/secret-arrow/outRank_Rust_Backend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsecret-arrow%2FoutRank_Rust_Backend", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsecret-arrow%2FoutRank_Rust_Backend'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b398c1095df2ca5af7fdd62465ffe75e1d9bf7e8
[INFO] checking secret-arrow/outRank_Rust_Backend against master#64b185eddaa1d7ddf5e0c024be23b9cbba6c1722 for pr-143929
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsecret-arrow%2FoutRank_Rust_Backend" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/secret-arrow/outRank_Rust_Backend
[INFO] finished tweaking git repo https://github.com/secret-arrow/outRank_Rust_Backend
[INFO] tweaked toml for git repo https://github.com/secret-arrow/outRank_Rust_Backend written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/secret-arrow/outRank_Rust_Backend on toolchain 64b185eddaa1d7ddf5e0c024be23b9cbba6c1722
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/secret-arrow/outRank_Rust_Backend 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" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "a2aba869d0240a97b79bd1f10e68829670bdddfdc366ebc31fb2ccd1294f8f75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2aba869d0240a97b79bd1f10e68829670bdddfdc366ebc31fb2ccd1294f8f75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2aba869d0240a97b79bd1f10e68829670bdddfdc366ebc31fb2ccd1294f8f75", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+64b185eddaa1d7ddf5e0c024be23b9cbba6c1722" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unused imports: `Responder` and `get`
[INFO] [stdout]  --> src/main.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 | use actix_web::{get, web, App, HttpResponse, HttpServer, Responder};
[INFO] [stdout]   |                 ^^^                                      ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::fs;
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Responder` and `get`
[INFO] [stdout]  --> src/main.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 | use actix_web::{get, web, App, HttpResponse, HttpServer, Responder};
[INFO] [stdout]   |                 ^^^                                      ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::fs;
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `traits_count`
[INFO] [stdout]   --> src/main.rs:74:10
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let (traits_count, traits_freq) = get_traits_count_freq_number(reverse_mat(traits_value.clone()));
[INFO] [stdout]    |          ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_traits_count`
[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/main.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let mut rarity_score = score_calc(rarity_mat);
[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: unused variable: `traits_count`
[INFO] [stdout]    --> src/main.rs:126:10
[INFO] [stdout]     |
[INFO] [stdout] 126 |     let (traits_count, traits_freq) = get_traits_count_freq_number(reverse_mat(traits_value.clone()));
[INFO] [stdout]     |          ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_traits_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `traits_count`
[INFO] [stdout]   --> src/main.rs:74:10
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let (traits_count, traits_freq) = get_traits_count_freq_number(reverse_mat(traits_value.clone()));
[INFO] [stdout]    |          ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_traits_count`
[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/main.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |     let mut rarity_score = score_calc(rarity_mat);
[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: unused variable: `traits_count`
[INFO] [stdout]    --> src/main.rs:126:10
[INFO] [stdout]     |
[INFO] [stdout] 126 |     let (traits_count, traits_freq) = get_traits_count_freq_number(reverse_mat(traits_value.clone()));
[INFO] [stdout]     |          ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_traits_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 19s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nalgebra v0.26.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "94bc131ea43fd3e18db5780333e4756baf31b60dc9290042460d3d759023f452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94bc131ea43fd3e18db5780333e4756baf31b60dc9290042460d3d759023f452", kill_on_drop: false }`
[INFO] [stdout] 94bc131ea43fd3e18db5780333e4756baf31b60dc9290042460d3d759023f452