[INFO] fetching crate magnetic-monopole 0.2.0...
[INFO] checking magnetic-monopole-0.2.0 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate magnetic-monopole 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate magnetic-monopole 0.2.0 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate magnetic-monopole 0.2.0
[INFO] finished tweaking crates.io crate magnetic-monopole 0.2.0
[INFO] tweaked toml for crates.io crate magnetic-monopole 0.2.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate magnetic-monopole 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 232d8e72b70d653b3343df8ec83af6d4eb15f6c91b8966636fb4b414f797d5e6
[INFO] running `Command { std: "docker" "start" "-a" "232d8e72b70d653b3343df8ec83af6d4eb15f6c91b8966636fb4b414f797d5e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "232d8e72b70d653b3343df8ec83af6d4eb15f6c91b8966636fb4b414f797d5e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "232d8e72b70d653b3343df8ec83af6d4eb15f6c91b8966636fb4b414f797d5e6", kill_on_drop: false }`
[INFO] [stdout] 232d8e72b70d653b3343df8ec83af6d4eb15f6c91b8966636fb4b414f797d5e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bf63ff40ce758e8b2521f5cc09fae0a1d9e292833f4dc35ffdebeed7532bf62
[INFO] running `Command { std: "docker" "start" "-a" "5bf63ff40ce758e8b2521f5cc09fae0a1d9e292833f4dc35ffdebeed7532bf62", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Checking mathrs v0.0.6
[INFO] [stderr]     Checking magnetic-monopole v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `B` should have a snake case name
[INFO] [stdout]  --> src/physics.rs:4:41
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn magnetic_force(q: f32, v: &Vec3, B: &Vec3) -> Vec3 {
[INFO] [stdout]   |                                         ^ help: convert the identifier to snake case: `b`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Fm` should have a snake case name
[INFO] [stdout]   --> src/physics.rs:14:30
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn magnetic_acceleration(Fm: &Vec3, m: f32) -> Vec3 {
[INFO] [stdout]    |                              ^^ help: convert the identifier to snake case (notice the capitalization): `fm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `B` should have a snake case name
[INFO] [stdout]  --> src/physics.rs:4:41
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn magnetic_force(q: f32, v: &Vec3, B: &Vec3) -> Vec3 {
[INFO] [stdout]   |                                         ^ help: convert the identifier to snake case: `b`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Fm` should have a snake case name
[INFO] [stdout]   --> src/physics.rs:14:30
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn magnetic_acceleration(Fm: &Vec3, m: f32) -> Vec3 {
[INFO] [stdout]    |                              ^^ help: convert the identifier to snake case (notice the capitalization): `fm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "5bf63ff40ce758e8b2521f5cc09fae0a1d9e292833f4dc35ffdebeed7532bf62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bf63ff40ce758e8b2521f5cc09fae0a1d9e292833f4dc35ffdebeed7532bf62", kill_on_drop: false }`
[INFO] [stdout] 5bf63ff40ce758e8b2521f5cc09fae0a1d9e292833f4dc35ffdebeed7532bf62