[INFO] cloning repository https://github.com/jackmead515/rust_pi_stepper [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jackmead515/rust_pi_stepper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackmead515%2Frust_pi_stepper", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackmead515%2Frust_pi_stepper'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0211e66a2c5b3078e2f664c6c89b3e2d1e328941 [INFO] building jackmead515/rust_pi_stepper against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackmead515%2Frust_pi_stepper" "/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/jackmead515/rust_pi_stepper on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jackmead515/rust_pi_stepper [INFO] finished tweaking git repo https://github.com/jackmead515/rust_pi_stepper [INFO] tweaked toml for git repo https://github.com/jackmead515/rust_pi_stepper written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jackmead515/rust_pi_stepper 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rppal v0.11.3 [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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 17073562e5e7dcd88ef605efaaa371af784b801ee6f2af531e3d69e9f0b42bbc [INFO] running `Command { std: "docker" "start" "-a" "17073562e5e7dcd88ef605efaaa371af784b801ee6f2af531e3d69e9f0b42bbc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "17073562e5e7dcd88ef605efaaa371af784b801ee6f2af531e3d69e9f0b42bbc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17073562e5e7dcd88ef605efaaa371af784b801ee6f2af531e3d69e9f0b42bbc", kill_on_drop: false }` [INFO] [stdout] 17073562e5e7dcd88ef605efaaa371af784b801ee6f2af531e3d69e9f0b42bbc [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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9f916da4a8cc140ad5f625d3a8c7dd891de4f63ca6871974bf15e5ffaf219b42 [INFO] running `Command { std: "docker" "start" "-a" "9f916da4a8cc140ad5f625d3a8c7dd891de4f63ca6871974bf15e5ffaf219b42", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling rppal v0.11.3 [INFO] [stderr] Compiling rust_l293d v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: methods `activate_lpwm_speed`, `set_lspeed`, `lforward`, and `lbackward` are never used [INFO] [stdout] --> src/controller.rs:79:10 [INFO] [stdout] | [INFO] [stdout] 21 | impl L293D { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 79 | pub fn activate_lpwm_speed(self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 83 | pub fn set_lspeed(self, hertz: f64) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 91 | pub fn lforward(self) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 100 | pub fn lbackward(self) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/controller.rs:84:5 [INFO] [stdout] | [INFO] [stdout] 84 | self.lpwm.unwrap().set_frequency(hertz, 0.5); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 84 | let _ = self.lpwm.unwrap().set_frequency(hertz, 0.5); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/controller.rs:110:5 [INFO] [stdout] | [INFO] [stdout] 110 | self.rpwm.as_ref().unwrap().set_frequency(hertz, 0.5); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 110 | let _ = self.rpwm.as_ref().unwrap().set_frequency(hertz, 0.5); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.03s [INFO] running `Command { std: "docker" "inspect" "9f916da4a8cc140ad5f625d3a8c7dd891de4f63ca6871974bf15e5ffaf219b42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f916da4a8cc140ad5f625d3a8c7dd891de4f63ca6871974bf15e5ffaf219b42", kill_on_drop: false }` [INFO] [stdout] 9f916da4a8cc140ad5f625d3a8c7dd891de4f63ca6871974bf15e5ffaf219b42 [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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 42c30e398906a209dba472d0983361273fde6ae25551ec405af9e2ed797b1282 [INFO] running `Command { std: "docker" "start" "-a" "42c30e398906a209dba472d0983361273fde6ae25551ec405af9e2ed797b1282", kill_on_drop: false }` [INFO] [stderr] Compiling rust_l293d v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: methods `activate_lpwm_speed`, `set_lspeed`, `lforward`, and `lbackward` are never used [INFO] [stdout] --> src/controller.rs:79:10 [INFO] [stdout] | [INFO] [stdout] 21 | impl L293D { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 79 | pub fn activate_lpwm_speed(self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 83 | pub fn set_lspeed(self, hertz: f64) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 91 | pub fn lforward(self) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 100 | pub fn lbackward(self) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/controller.rs:84:5 [INFO] [stdout] | [INFO] [stdout] 84 | self.lpwm.unwrap().set_frequency(hertz, 0.5); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 84 | let _ = self.lpwm.unwrap().set_frequency(hertz, 0.5); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/controller.rs:110:5 [INFO] [stdout] | [INFO] [stdout] 110 | self.rpwm.as_ref().unwrap().set_frequency(hertz, 0.5); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 110 | let _ = self.rpwm.as_ref().unwrap().set_frequency(hertz, 0.5); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s [INFO] running `Command { std: "docker" "inspect" "42c30e398906a209dba472d0983361273fde6ae25551ec405af9e2ed797b1282", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42c30e398906a209dba472d0983361273fde6ae25551ec405af9e2ed797b1282", kill_on_drop: false }` [INFO] [stdout] 42c30e398906a209dba472d0983361273fde6ae25551ec405af9e2ed797b1282