[INFO] cloning repository https://github.com/tanishq-kumar/py-layerd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tanishq-kumar/py-layerd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftanishq-kumar%2Fpy-layerd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftanishq-kumar%2Fpy-layerd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a28024c06c9020e27b2de137fab927533fcd9024
[INFO] checking tanishq-kumar/py-layerd/a28024c06c9020e27b2de137fab927533fcd9024 against 5c543b0b8c73c7b72bc8284ced4fb22ead15734d for pr-160186
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftanishq-kumar%2Fpy-layerd" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tanishq-kumar/py-layerd
[INFO] finished tweaking git repo https://github.com/tanishq-kumar/py-layerd
[INFO] tweaked toml for git repo https://github.com/tanishq-kumar/py-layerd written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tanishq-kumar/py-layerd on toolchain 5c543b0b8c73c7b72bc8284ced4fb22ead15734d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tanishq-kumar/py-layerd 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" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pyo3-macros v0.26.0
[INFO] [stderr]   Downloaded pyo3-ffi v0.26.0
[INFO] [stderr]   Downloaded pyo3-build-config v0.26.0
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.26.0
[INFO] [stderr]   Downloaded pyo3 v0.26.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 977ca1096b830f719658c65a60430a57bf8ebd20dff59e0acaaa9d010bf111b6
[INFO] running `Command { std: "docker" "start" "977ca1096b830f719658c65a60430a57bf8ebd20dff59e0acaaa9d010bf111b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "977ca1096b830f719658c65a60430a57bf8ebd20dff59e0acaaa9d010bf111b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "977ca1096b830f719658c65a60430a57bf8ebd20dff59e0acaaa9d010bf111b6" "/opt/rustwide/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "977ca1096b830f719658c65a60430a57bf8ebd20dff59e0acaaa9d010bf111b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "977ca1096b830f719658c65a60430a57bf8ebd20dff59e0acaaa9d010bf111b6" "/opt/rustwide/cargo-home/bin/cargo" "+5c543b0b8c73c7b72bc8284ced4fb22ead15734d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.13.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]     Checking smallvec v2.0.0-alpha.12
[INFO] [stderr]     Checking unindent v0.2.4
[INFO] [stderr]     Checking web-time v1.1.0
[INFO] [stderr]     Checking getrandom v0.4.3
[INFO] [stderr]     Checking rand v0.10.2
[INFO] [stderr]    Compiling pyo3-build-config v0.26.0
[INFO] [stderr]     Checking layerd v0.1.0 (/opt/rustwide/workdir/vendor/layerd-core)
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling pyo3-macros-backend v0.26.0
[INFO] [stderr]    Compiling pyo3-ffi v0.26.0
[INFO] [stderr]    Compiling pyo3 v0.26.0
[INFO] [stderr]     Checking ffi-types v0.1.0 (/opt/rustwide/workdir/vendor/ffi-types)
[INFO] [stderr]    Compiling pyo3-macros v0.26.0
[INFO] [stderr]     Checking py-layerd-core v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/force.rs:51:21
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 let mut dx = a.x - b.x;
[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/force.rs:52:21
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 let mut dy = a.y - b.y;
[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/force.rs:53:21
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 let mut dist2 = dx * dx + dy * dy + 1e-9;
[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/force.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |             let mut dx = a.x - b.x;
[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/force.rs:75:17
[INFO] [stdout]    |
[INFO] [stdout] 75 |             let mut dy = a.y - b.y;
[INFO] [stdout]    |                 ----^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `graph`
[INFO] [stdout]   --> src/force.rs:23:19
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let idx_of = |graph: &LGraph, nid: NodeId| -> usize {
[INFO] [stdout]    |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/force.rs:51:21
[INFO] [stdout]    |
[INFO] [stdout] 51 |                 let mut dx = a.x - b.x;
[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/force.rs:52:21
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 let mut dy = a.y - b.y;
[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/force.rs:53:21
[INFO] [stdout]    |
[INFO] [stdout] 53 |                 let mut dist2 = dx * dx + dy * dy + 1e-9;
[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/force.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |             let mut dx = a.x - b.x;
[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/force.rs:75:17
[INFO] [stdout]    |
[INFO] [stdout] 75 |             let mut dy = a.y - b.y;
[INFO] [stdout]    |                 ----^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `graph`
[INFO] [stdout]   --> src/force.rs:23:19
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let idx_of = |graph: &LGraph, nid: NodeId| -> usize {
[INFO] [stdout]    |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_graph`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.24s
[INFO] running `Command { std: "docker" "inspect" "977ca1096b830f719658c65a60430a57bf8ebd20dff59e0acaaa9d010bf111b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "977ca1096b830f719658c65a60430a57bf8ebd20dff59e0acaaa9d010bf111b6", kill_on_drop: false }`
[INFO] [stdout] 977ca1096b830f719658c65a60430a57bf8ebd20dff59e0acaaa9d010bf111b6
