[INFO] updating cached repository https://github.com/theimpossibleastronaut/energy-calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] [stderr] From https://github.com/theimpossibleastronaut/energy-calculator
[INFO] [stderr]  * [new branch]      fix_README -> fix_README
[INFO] [stderr]    b0b63c3..5a12f94  kg-to-lb   -> kg-to-lb
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 92cf331b1b2a22963082aaec6bbe57ba469ca362
[INFO] checking theimpossibleastronaut/energy-calculator against try#85cc1486e1f000dce4bb8e1b3cfab2b654b102a8 for pr-73323
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheimpossibleastronaut%2Fenergy-calculator" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/theimpossibleastronaut/energy-calculator on toolchain 85cc1486e1f000dce4bb8e1b3cfab2b654b102a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/theimpossibleastronaut/energy-calculator
[INFO] finished tweaking git repo https://github.com/theimpossibleastronaut/energy-calculator
[INFO] tweaked toml for git repo https://github.com/theimpossibleastronaut/energy-calculator written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/theimpossibleastronaut/energy-calculator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8ffcf7b7a53a9cefaff5d7434a1fa7413a1756ed63432560b24b4d9d3a6e779d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8ffcf7b7a53a9cefaff5d7434a1fa7413a1756ed63432560b24b4d9d3a6e779d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ffcf7b7a53a9cefaff5d7434a1fa7413a1756ed63432560b24b4d9d3a6e779d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ffcf7b7a53a9cefaff5d7434a1fa7413a1756ed63432560b24b4d9d3a6e779d", kill_on_drop: false }`
[INFO] [stdout] 8ffcf7b7a53a9cefaff5d7434a1fa7413a1756ed63432560b24b4d9d3a6e779d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+85cc1486e1f000dce4bb8e1b3cfab2b654b102a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3510bac9bb5d8745e38d61c9e8e2b2e612e332234ccce9ea448df223198e841
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c3510bac9bb5d8745e38d61c9e8e2b2e612e332234ccce9ea448df223198e841", kill_on_drop: false }`
[INFO] [stderr]     Checking energy-calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `Element`
[INFO] [stdout]   --> src/physics/mod.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Element {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Material`
[INFO] [stdout]   --> src/physics/mod.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Material {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Element`
[INFO] [stdout]   --> src/physics/mod.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Element {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Material`
[INFO] [stdout]   --> src/physics/mod.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Material {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "c3510bac9bb5d8745e38d61c9e8e2b2e612e332234ccce9ea448df223198e841", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3510bac9bb5d8745e38d61c9e8e2b2e612e332234ccce9ea448df223198e841", kill_on_drop: false }`
[INFO] [stdout] c3510bac9bb5d8745e38d61c9e8e2b2e612e332234ccce9ea448df223198e841