[INFO] cloning repository https://github.com/DasEtwas/arduino_audio_stream [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DasEtwas/arduino_audio_stream" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDasEtwas%2Farduino_audio_stream", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDasEtwas%2Farduino_audio_stream'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4d0f4bf98bbf9c9ad56c02fd2ea904fd07e3fb39 [INFO] testing DasEtwas/arduino_audio_stream against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDasEtwas%2Farduino_audio_stream" "/workspace/builds/worker-77/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-77/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/DasEtwas/arduino_audio_stream on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/DasEtwas/arduino_audio_stream [INFO] finished tweaking git repo https://github.com/DasEtwas/arduino_audio_stream [INFO] tweaked toml for git repo https://github.com/DasEtwas/arduino_audio_stream written to /workspace/builds/worker-77/source/Cargo.toml [INFO] crate git repo https://github.com/DasEtwas/arduino_audio_stream already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded nix v0.16.1 [INFO] [stderr] Downloaded mach v0.1.2 [INFO] [stderr] Downloaded libc v0.2.85 [INFO] [stderr] Downloaded CoreFoundation-sys v0.1.4 [INFO] [stderr] Downloaded IOKit-sys v0.1.5 [INFO] [stderr] Downloaded serialport v4.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a89f37b336a070c43a9d325897e69fad90f186eaf6c6ad49ad692b2170b6cc3c [INFO] running `Command { std: "docker" "start" "-a" "a89f37b336a070c43a9d325897e69fad90f186eaf6c6ad49ad692b2170b6cc3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a89f37b336a070c43a9d325897e69fad90f186eaf6c6ad49ad692b2170b6cc3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a89f37b336a070c43a9d325897e69fad90f186eaf6c6ad49ad692b2170b6cc3c", kill_on_drop: false }` [INFO] [stdout] a89f37b336a070c43a9d325897e69fad90f186eaf6c6ad49ad692b2170b6cc3c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9170fa4008ebdb735efecf272c64c305f6b16ab404399f0ea75ab2b4824cf00f [INFO] running `Command { std: "docker" "start" "-a" "9170fa4008ebdb735efecf272c64c305f6b16ab404399f0ea75ab2b4824cf00f", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.85 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling nix v0.16.1 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling hound v3.4.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling libudev v0.2.0 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling serialport v4.0.0 [INFO] [stderr] Compiling arduino_audio_stream v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `yield_now` [INFO] [stdout] --> src/main.rs:9:33 [INFO] [stdout] | [INFO] [stdout] 9 | use std::thread::{sleep, spawn, yield_now}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `LPF_STRENGTH` [INFO] [stdout] --> src/dfpwm.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 | const LPF_STRENGTH: i32 = 140; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `DfpwmDecoder` [INFO] [stdout] --> src/dfpwm.rs:64:12 [INFO] [stdout] | [INFO] [stdout] 64 | pub struct DfpwmDecoder { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/dfpwm.rs:71:12 [INFO] [stdout] | [INFO] [stdout] 71 | pub fn new() -> DfpwmDecoder { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `decompress_byte` [INFO] [stdout] --> src/dfpwm.rs:84:12 [INFO] [stdout] | [INFO] [stdout] 84 | pub fn decompress_byte(&mut self, data: u8, output: &mut [i32; 8]) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `decompress_byte` [INFO] [stdout] --> src/dfpwm.rs:95:4 [INFO] [stdout] | [INFO] [stdout] 95 | fn decompress_byte( [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.09s [INFO] running `Command { std: "docker" "inspect" "9170fa4008ebdb735efecf272c64c305f6b16ab404399f0ea75ab2b4824cf00f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9170fa4008ebdb735efecf272c64c305f6b16ab404399f0ea75ab2b4824cf00f", kill_on_drop: false }` [INFO] [stdout] 9170fa4008ebdb735efecf272c64c305f6b16ab404399f0ea75ab2b4824cf00f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a47c64b2bc532affac4cbf50bd61286299d351334ccede2308a37e6e5394efaa [INFO] running `Command { std: "docker" "start" "-a" "a47c64b2bc532affac4cbf50bd61286299d351334ccede2308a37e6e5394efaa", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling arduino_audio_stream v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `yield_now` [INFO] [stdout] --> src/main.rs:9:33 [INFO] [stdout] | [INFO] [stdout] 9 | use std::thread::{sleep, spawn, yield_now}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `LPF_STRENGTH` [INFO] [stdout] --> src/dfpwm.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 | const LPF_STRENGTH: i32 = 140; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `DfpwmDecoder` [INFO] [stdout] --> src/dfpwm.rs:64:12 [INFO] [stdout] | [INFO] [stdout] 64 | pub struct DfpwmDecoder { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/dfpwm.rs:71:12 [INFO] [stdout] | [INFO] [stdout] 71 | pub fn new() -> DfpwmDecoder { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `decompress_byte` [INFO] [stdout] --> src/dfpwm.rs:84:12 [INFO] [stdout] | [INFO] [stdout] 84 | pub fn decompress_byte(&mut self, data: u8, output: &mut [i32; 8]) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `decompress_byte` [INFO] [stdout] --> src/dfpwm.rs:95:4 [INFO] [stdout] | [INFO] [stdout] 95 | fn decompress_byte( [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.99s [INFO] running `Command { std: "docker" "inspect" "a47c64b2bc532affac4cbf50bd61286299d351334ccede2308a37e6e5394efaa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a47c64b2bc532affac4cbf50bd61286299d351334ccede2308a37e6e5394efaa", kill_on_drop: false }` [INFO] [stdout] a47c64b2bc532affac4cbf50bd61286299d351334ccede2308a37e6e5394efaa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a00230ca6e74c51a00543f193b408fced224706b309a1c4e470c36bd1d2e2537 [INFO] running `Command { std: "docker" "start" "-a" "a00230ca6e74c51a00543f193b408fced224706b309a1c4e470c36bd1d2e2537", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `yield_now` [INFO] [stderr] --> src/main.rs:9:33 [INFO] [stderr] | [INFO] [stderr] 9 | use std::thread::{sleep, spawn, yield_now}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `LPF_STRENGTH` [INFO] [stderr] --> src/dfpwm.rs:13:1 [INFO] [stderr] | [INFO] [stderr] 13 | const LPF_STRENGTH: i32 = 140; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `DfpwmDecoder` [INFO] [stderr] --> src/dfpwm.rs:64:12 [INFO] [stderr] | [INFO] [stderr] 64 | pub struct DfpwmDecoder { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/dfpwm.rs:71:12 [INFO] [stderr] | [INFO] [stderr] 71 | pub fn new() -> DfpwmDecoder { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `decompress_byte` [INFO] [stderr] --> src/dfpwm.rs:84:12 [INFO] [stderr] | [INFO] [stderr] 84 | pub fn decompress_byte(&mut self, data: u8, output: &mut [i32; 8]) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `decompress_byte` [INFO] [stderr] --> src/dfpwm.rs:95:4 [INFO] [stderr] | [INFO] [stderr] 95 | fn decompress_byte( [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `arduino_audio_stream` (bin "arduino_audio_stream" test) generated 6 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/arduino_audio_stream-1b37848a69f1a7a8) [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a00230ca6e74c51a00543f193b408fced224706b309a1c4e470c36bd1d2e2537", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a00230ca6e74c51a00543f193b408fced224706b309a1c4e470c36bd1d2e2537", kill_on_drop: false }` [INFO] [stdout] a00230ca6e74c51a00543f193b408fced224706b309a1c4e470c36bd1d2e2537