[INFO] cloning 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" "clone" "--bare" "https://github.com/themultiplexer/rust-fft-spectrum" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthemultiplexer%2Frust-fft-spectrum", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthemultiplexer%2Frust-fft-spectrum'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c0872271d35a0de16eaca62af1fbcbd6c461aa7e [INFO] testing themultiplexer/rust-fft-spectrum against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthemultiplexer%2Frust-fft-spectrum" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/themultiplexer/rust-fft-spectrum on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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-1/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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3d7732c35124ea7931824bd3a7e61f8dc6cae856df47f475aed66f33d8d470e0 [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" "3d7732c35124ea7931824bd3a7e61f8dc6cae856df47f475aed66f33d8d470e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3d7732c35124ea7931824bd3a7e61f8dc6cae856df47f475aed66f33d8d470e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d7732c35124ea7931824bd3a7e61f8dc6cae856df47f475aed66f33d8d470e0", kill_on_drop: false }` [INFO] [stdout] 3d7732c35124ea7931824bd3a7e61f8dc6cae856df47f475aed66f33d8d470e0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7f49ccf37d92d99117afed6814a987b04b43cef37ad0946be105d92e1d7566d9 [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" "7f49ccf37d92d99117afed6814a987b04b43cef37ad0946be105d92e1d7566d9", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.50 [INFO] [stderr] Compiling byteorder v1.3.1 [INFO] [stderr] Compiling cfg-if v0.1.7 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling nix v0.10.0 [INFO] [stderr] Compiling nix v0.11.0 [INFO] [stderr] Compiling nb v0.1.1 [INFO] [stderr] Compiling strength_reduce v0.2.1 [INFO] [stderr] Compiling transpose v0.1.0 [INFO] [stderr] Compiling cast v0.2.2 [INFO] [stderr] Compiling nix v0.6.0 [INFO] [stderr] Compiling num-complex v0.2.1 [INFO] [stderr] Compiling embedded-hal v0.2.2 [INFO] [stderr] Compiling ads1x1x v0.1.0 [INFO] [stderr] Compiling rustfft v3.0.0 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling spidev v0.3.0 [INFO] [stderr] Compiling i2cdev v0.4.1 [INFO] [stderr] Compiling sysfs_gpio v0.5.3 [INFO] [stderr] Compiling rust_gpiozero v0.1.0 [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 24.85s [INFO] running `Command { std: "docker" "inspect" "7f49ccf37d92d99117afed6814a987b04b43cef37ad0946be105d92e1d7566d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f49ccf37d92d99117afed6814a987b04b43cef37ad0946be105d92e1d7566d9", kill_on_drop: false }` [INFO] [stdout] 7f49ccf37d92d99117afed6814a987b04b43cef37ad0946be105d92e1d7566d9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] add988a58981887364f36d82280bec0b7acb8af23a1a26706f5cac2a2a9d0043 [INFO] running `Command { std: "docker" "start" "-a" "add988a58981887364f36d82280bec0b7acb8af23a1a26706f5cac2a2a9d0043", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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 0.79s [INFO] running `Command { std: "docker" "inspect" "add988a58981887364f36d82280bec0b7acb8af23a1a26706f5cac2a2a9d0043", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "add988a58981887364f36d82280bec0b7acb8af23a1a26706f5cac2a2a9d0043", kill_on_drop: false }` [INFO] [stdout] add988a58981887364f36d82280bec0b7acb8af23a1a26706f5cac2a2a9d0043 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 55b6b0eb391dbc982749d293014aef6e043b9eb2a46908283c5d993186aa3aa3 [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" "55b6b0eb391dbc982749d293014aef6e043b9eb2a46908283c5d993186aa3aa3", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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 0.11s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/fft-842c7c6e4cfc769a [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" "55b6b0eb391dbc982749d293014aef6e043b9eb2a46908283c5d993186aa3aa3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "55b6b0eb391dbc982749d293014aef6e043b9eb2a46908283c5d993186aa3aa3", kill_on_drop: false }` [INFO] [stdout] 55b6b0eb391dbc982749d293014aef6e043b9eb2a46908283c5d993186aa3aa3