[INFO] updating cached repository https://github.com/themultiplexer/rust-fft-spectrum [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] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c0872271d35a0de16eaca62af1fbcbd6c461aa7e [INFO] testing themultiplexer/rust-fft-spectrum against 1.45.2 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthemultiplexer%2Frust-fft-spectrum" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/themultiplexer/rust-fft-spectrum on toolchain 1.45.2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/themultiplexer/rust-fft-spectrum [INFO] finished tweaking git repo https://github.com/themultiplexer/rust-fft-spectrum [INFO] tweaked toml for git repo https://github.com/themultiplexer/rust-fft-spectrum written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/themultiplexer/rust-fft-spectrum already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6f5e8b74d5090cd0cd0e737dc38a24475be9fed1703405497ab5cdb7c406168e [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" "6f5e8b74d5090cd0cd0e737dc38a24475be9fed1703405497ab5cdb7c406168e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6f5e8b74d5090cd0cd0e737dc38a24475be9fed1703405497ab5cdb7c406168e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f5e8b74d5090cd0cd0e737dc38a24475be9fed1703405497ab5cdb7c406168e", kill_on_drop: false }` [INFO] [stdout] 6f5e8b74d5090cd0cd0e737dc38a24475be9fed1703405497ab5cdb7c406168e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fd461010ac3a2d6efc550efe93b72dc9b2dc403e363020d866698ae541d98860 [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" "fd461010ac3a2d6efc550efe93b72dc9b2dc403e363020d866698ae541d98860", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling nix v0.10.0 [INFO] [stderr] Compiling nb v0.1.1 [INFO] [stderr] Compiling num-complex v0.2.1 [INFO] [stderr] Compiling cast v0.2.2 [INFO] [stderr] Compiling transpose v0.1.0 [INFO] [stderr] Compiling strength_reduce v0.2.1 [INFO] [stderr] Compiling nix v0.6.0 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling nix v0.11.0 [INFO] [stderr] Compiling embedded-hal v0.2.2 [INFO] [stderr] Compiling ads1x1x v0.1.0 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling rustfft v3.0.0 [INFO] [stderr] Compiling spidev v0.3.0 [INFO] [stderr] Compiling sysfs_gpio v0.5.3 [INFO] [stderr] Compiling rust_gpiozero v0.1.0 [INFO] [stderr] Compiling i2cdev v0.4.1 [INFO] [stderr] Compiling linux-embedded-hal v0.2.2 [INFO] [stderr] Compiling fft v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `thread`, `time` [INFO] [stdout] --> src/main.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | use std::{thread, time}; [INFO] [stdout] | ^^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 17 | / loop { [INFO] [stdout] 18 | | let value = block!(adc.read(&mut channel::SingleA0)).unwrap(); [INFO] [stdout] 19 | | println!("Value: {}", value); [INFO] [stdout] 20 | | //thread::sleep(time::Duration::from_millis(50)); [INFO] [stdout] 21 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 22 | // get I2C device back [INFO] [stdout] 23 | let _dev = adc.destroy_ads1115(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.73s [INFO] running `Command { std: "docker" "inspect" "fd461010ac3a2d6efc550efe93b72dc9b2dc403e363020d866698ae541d98860", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd461010ac3a2d6efc550efe93b72dc9b2dc403e363020d866698ae541d98860", kill_on_drop: false }` [INFO] [stdout] fd461010ac3a2d6efc550efe93b72dc9b2dc403e363020d866698ae541d98860 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 031da66c87a2441694d87e14995d267f0fcee76c299ac4f54e7c0b33ea71498c [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" "031da66c87a2441694d87e14995d267f0fcee76c299ac4f54e7c0b33ea71498c", kill_on_drop: false }` [INFO] [stderr] Compiling fft v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `thread`, `time` [INFO] [stdout] --> src/main.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | use std::{thread, time}; [INFO] [stdout] | ^^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/main.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 17 | / loop { [INFO] [stdout] 18 | | let value = block!(adc.read(&mut channel::SingleA0)).unwrap(); [INFO] [stdout] 19 | | println!("Value: {}", value); [INFO] [stdout] 20 | | //thread::sleep(time::Duration::from_millis(50)); [INFO] [stdout] 21 | | } [INFO] [stdout] | |_____- any code following this expression is unreachable [INFO] [stdout] 22 | // get I2C device back [INFO] [stdout] 23 | let _dev = adc.destroy_ads1115(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.57s [INFO] running `Command { std: "docker" "inspect" "031da66c87a2441694d87e14995d267f0fcee76c299ac4f54e7c0b33ea71498c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "031da66c87a2441694d87e14995d267f0fcee76c299ac4f54e7c0b33ea71498c", kill_on_drop: false }` [INFO] [stdout] 031da66c87a2441694d87e14995d267f0fcee76c299ac4f54e7c0b33ea71498c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5c9ee170dcaa39318c9cbb7ea2cf69905cefa9a516ffb4c2dabf42c17d867ae3 [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" "5c9ee170dcaa39318c9cbb7ea2cf69905cefa9a516ffb4c2dabf42c17d867ae3", kill_on_drop: false }` [INFO] [stderr] warning: unused imports: `thread`, `time` [INFO] [stderr] --> src/main.rs:7:11 [INFO] [stderr] | [INFO] [stderr] 7 | use std::{thread, time}; [INFO] [stderr] | ^^^^^^ ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/main.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 17 | / loop { [INFO] [stderr] 18 | | let value = block!(adc.read(&mut channel::SingleA0)).unwrap(); [INFO] [stderr] 19 | | println!("Value: {}", value); [INFO] [stderr] 20 | | //thread::sleep(time::Duration::from_millis(50)); [INFO] [stderr] 21 | | } [INFO] [stderr] | |_____- any code following this expression is unreachable [INFO] [stderr] 22 | // get I2C device back [INFO] [stderr] 23 | let _dev = adc.destroy_ads1115(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/fft-541a28bf268b1907 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5c9ee170dcaa39318c9cbb7ea2cf69905cefa9a516ffb4c2dabf42c17d867ae3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c9ee170dcaa39318c9cbb7ea2cf69905cefa9a516ffb4c2dabf42c17d867ae3", kill_on_drop: false }` [INFO] [stdout] 5c9ee170dcaa39318c9cbb7ea2cf69905cefa9a516ffb4c2dabf42c17d867ae3