[INFO] fetching crate magnetic-monopole 0.2.0...
[INFO] checking magnetic-monopole-0.2.0 against master#8a703520e80d87d4423c01f9d4fbc9e5f6533a02 for pr-154205-1
[INFO] extracting crate magnetic-monopole 0.2.0 into /workspace/builds/worker-2-tc1/source
[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-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate magnetic-monopole 0.2.0 on toolchain 8a703520e80d87d4423c01f9d4fbc9e5f6533a02
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a703520e80d87d4423c01f9d4fbc9e5f6533a02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate magnetic-monopole 0.2.0 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" "+8a703520e80d87d4423c01f9d4fbc9e5f6533a02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mathrs v0.0.6
[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" "+8a703520e80d87d4423c01f9d4fbc9e5f6533a02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99ffe2f504c7e18d3214ecd1f36806feb654719ee5b2cf0d270651d3222cc841
[INFO] running `Command { std: "docker" "start" "-a" "99ffe2f504c7e18d3214ecd1f36806feb654719ee5b2cf0d270651d3222cc841", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99ffe2f504c7e18d3214ecd1f36806feb654719ee5b2cf0d270651d3222cc841", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99ffe2f504c7e18d3214ecd1f36806feb654719ee5b2cf0d270651d3222cc841", kill_on_drop: false }`
[INFO] [stdout] 99ffe2f504c7e18d3214ecd1f36806feb654719ee5b2cf0d270651d3222cc841
[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" "+8a703520e80d87d4423c01f9d4fbc9e5f6533a02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efc4eedbd312b6c77d93e52799ba3111ce49dca5ccbc4747e132e1c24fca6f7c
[INFO] running `Command { std: "docker" "start" "-a" "efc4eedbd312b6c77d93e52799ba3111ce49dca5ccbc4747e132e1c24fca6f7c", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[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)]` (part of `#[warn(nonstandard_style)]`) on by default
[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)]` (part of `#[warn(nonstandard_style)]`) 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: 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "efc4eedbd312b6c77d93e52799ba3111ce49dca5ccbc4747e132e1c24fca6f7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efc4eedbd312b6c77d93e52799ba3111ce49dca5ccbc4747e132e1c24fca6f7c", kill_on_drop: false }`
[INFO] [stdout] efc4eedbd312b6c77d93e52799ba3111ce49dca5ccbc4747e132e1c24fca6f7c