[INFO] cloning repository https://github.com/styrowolf/dc-circuits-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/styrowolf/dc-circuits-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstyrowolf%2Fdc-circuits-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstyrowolf%2Fdc-circuits-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a03c30f53e8c6a6457d320c75476a6a3f1caa0e8
[INFO] checking styrowolf/dc-circuits-rust against master#0e517d38ad0e72f93c734b14fabd4bb9b7441de6 for pr-140557-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstyrowolf%2Fdc-circuits-rust" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/styrowolf/dc-circuits-rust on toolchain 0e517d38ad0e72f93c734b14fabd4bb9b7441de6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0e517d38ad0e72f93c734b14fabd4bb9b7441de6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/styrowolf/dc-circuits-rust
[INFO] finished tweaking git repo https://github.com/styrowolf/dc-circuits-rust
[INFO] tweaked toml for git repo https://github.com/styrowolf/dc-circuits-rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/styrowolf/dc-circuits-rust 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" "+0e517d38ad0e72f93c734b14fabd4bb9b7441de6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+0e517d38ad0e72f93c734b14fabd4bb9b7441de6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 803e4093d9ab1395807db1413f0e4ce95c3b17cd2facfa411bc8edd78b3d0599
[INFO] running `Command { std: "docker" "start" "-a" "803e4093d9ab1395807db1413f0e4ce95c3b17cd2facfa411bc8edd78b3d0599", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "803e4093d9ab1395807db1413f0e4ce95c3b17cd2facfa411bc8edd78b3d0599", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "803e4093d9ab1395807db1413f0e4ce95c3b17cd2facfa411bc8edd78b3d0599", kill_on_drop: false }`
[INFO] [stdout] 803e4093d9ab1395807db1413f0e4ce95c3b17cd2facfa411bc8edd78b3d0599
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+0e517d38ad0e72f93c734b14fabd4bb9b7441de6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 595618537f712fbb8dd2d31e93fc6eda5add4ffb4bcbb900001444886092ee75
[INFO] running `Command { std: "docker" "start" "-a" "595618537f712fbb8dd2d31e93fc6eda5add4ffb4bcbb900001444886092ee75", kill_on_drop: false }`
[INFO] [stderr]     Checking dc-circuits v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `resistance` is never used
[INFO] [stdout]   --> src/stuff.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub trait CircuitElement: private::InnerCircuitElement {
[INFO] [stdout]    |           -------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 12 |     fn resistance(&self) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `current_inner` is never used
[INFO] [stdout]  --> src/stuff/private.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait InnerCircuitElement: std::fmt::Debug {
[INFO] [stdout]   |           ------------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 6 |     fn current_inner(&self) -> Option<f64>;
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `resistance` is never used
[INFO] [stdout]   --> src/stuff.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub trait CircuitElement: private::InnerCircuitElement {
[INFO] [stdout]    |           -------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 12 |     fn resistance(&self) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `current_inner` is never used
[INFO] [stdout]  --> src/stuff/private.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait InnerCircuitElement: std::fmt::Debug {
[INFO] [stdout]   |           ------------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 6 |     fn current_inner(&self) -> Option<f64>;
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "595618537f712fbb8dd2d31e93fc6eda5add4ffb4bcbb900001444886092ee75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "595618537f712fbb8dd2d31e93fc6eda5add4ffb4bcbb900001444886092ee75", kill_on_drop: false }`
[INFO] [stdout] 595618537f712fbb8dd2d31e93fc6eda5add4ffb4bcbb900001444886092ee75