[INFO] cloning repository https://github.com/nilum/ekho [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nilum/ekho" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilum%2Fekho", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilum%2Fekho'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a364b7724c333c09208a0dbf97442674c4b542cc [INFO] testing nilum/ekho against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnilum%2Fekho" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nilum/ekho on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nilum/ekho [INFO] finished tweaking git repo https://github.com/nilum/ekho [INFO] tweaked toml for git repo https://github.com/nilum/ekho written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/nilum/ekho already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", 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] c066a79c53fccde38219c699e623d7e1411a95c82ea79cd4b641761147aa2b11 [INFO] running `Command { std: "docker" "start" "-a" "c066a79c53fccde38219c699e623d7e1411a95c82ea79cd4b641761147aa2b11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c066a79c53fccde38219c699e623d7e1411a95c82ea79cd4b641761147aa2b11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c066a79c53fccde38219c699e623d7e1411a95c82ea79cd4b641761147aa2b11", kill_on_drop: false }` [INFO] [stdout] c066a79c53fccde38219c699e623d7e1411a95c82ea79cd4b641761147aa2b11 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--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] 7d7da62ee8132e85c929f3d133ca2b69831f006a391e117da3eb6c1c8f78aa34 [INFO] running `Command { std: "docker" "start" "-a" "7d7da62ee8132e85c929f3d133ca2b69831f006a391e117da3eb6c1c8f78aa34", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.31 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling futures-core v0.3.5 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling pin-project-internal v0.4.21 [INFO] [stderr] Compiling proc-macro-nested v0.1.5 [INFO] [stderr] Compiling futures-sink v0.3.5 [INFO] [stderr] Compiling proc-macro-hack v0.5.16 [INFO] [stderr] Compiling once_cell v1.4.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling futures-io v0.3.5 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling pin-project-lite v0.1.7 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling serde v1.0.111 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling try-lock v0.2.2 [INFO] [stderr] Compiling utf-8 v0.7.5 [INFO] [stderr] Compiling safemem v0.3.3 [INFO] [stderr] Compiling base64 v0.11.0 [INFO] [stderr] Compiling serde_json v1.0.55 [INFO] [stderr] Compiling mime v0.3.16 [INFO] [stderr] Compiling tower-service v0.3.0 [INFO] [stderr] Compiling base64 v0.12.1 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling dtoa v0.4.5 [INFO] [stderr] Compiling cpal v0.11.0 [INFO] [stderr] Compiling scoped-tls v1.0.0 [INFO] [stderr] Compiling urlencoding v1.0.0 [INFO] [stderr] Compiling sample v0.11.0 [INFO] [stderr] Compiling input_buffer v0.3.1 [INFO] [stderr] Compiling indexmap v1.4.0 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling http v0.2.1 [INFO] [stderr] Compiling futures-channel v0.3.5 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling futures-task v0.3.5 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling unicode-normalization v0.1.12 [INFO] [stderr] Compiling block-padding v0.1.5 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling net2 v0.2.34 [INFO] [stderr] Compiling socket2 v0.3.12 [INFO] [stderr] Compiling alsa-sys v0.1.2 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling idna v0.2.0 [INFO] [stderr] Compiling buf_redux v0.8.4 [INFO] [stderr] Compiling twoway v0.1.8 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling url v2.1.1 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Compiling phf v0.7.24 [INFO] [stderr] Compiling headers-core v0.2.0 [INFO] [stderr] Compiling http-body v0.3.1 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling sha-1 v0.8.2 [INFO] [stderr] Compiling headers v0.3.2 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling mime_guess v1.8.8 [INFO] [stderr] Compiling tungstenite v0.10.1 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling multipart v0.16.1 [INFO] [stderr] Compiling serde_urlencoded v0.6.1 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling thiserror-impl v1.0.19 [INFO] [stderr] Compiling tokio v0.2.21 [INFO] [stderr] Compiling thiserror v1.0.19 [INFO] [stderr] Compiling pin-project v0.4.21 [INFO] [stderr] Compiling futures-util v0.3.5 [INFO] [stderr] Compiling tokio-util v0.3.1 [INFO] [stderr] Compiling futures-executor v0.3.5 [INFO] [stderr] Compiling h2 v0.2.5 [INFO] [stderr] Compiling futures v0.3.5 [INFO] [stderr] Compiling tokio-tungstenite v0.10.1 [INFO] [stderr] Compiling hyper v0.13.6 [INFO] [stderr] Compiling warp v0.2.3 [INFO] [stderr] Compiling ekho v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::sync::mpsc::channel` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::sync::mpsc::channel; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Mutex` [INFO] [stdout] --> src/main.rs:7:22 [INFO] [stdout] | [INFO] [stdout] 7 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ToFrameSliceMut` [INFO] [stdout] --> src/main.rs:10:45 [INFO] [stdout] | [INFO] [stdout] 10 | use sample::{signal, Frame, Sample, Signal, ToFrameSliceMut}; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Frame` [INFO] [stdout] --> src/main.rs:10:22 [INFO] [stdout] | [INFO] [stdout] 10 | use sample::{signal, Frame, Sample, Signal, ToFrameSliceMut}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `next_value` [INFO] [stdout] --> src/main.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | let mut next_value = move |freq: f32| { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_next_value` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | let mut next_value = move |freq: f32| { [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `FRAMES_PER_BUFFER` [INFO] [stdout] --> src/main.rs:12:1 [INFO] [stdout] | [INFO] [stdout] 12 | const FRAMES_PER_BUFFER: u32 = 512; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NUM_CHANNELS` [INFO] [stdout] --> src/main.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 | const NUM_CHANNELS: i32 = 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 51s [INFO] running `Command { std: "docker" "inspect" "7d7da62ee8132e85c929f3d133ca2b69831f006a391e117da3eb6c1c8f78aa34", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d7da62ee8132e85c929f3d133ca2b69831f006a391e117da3eb6c1c8f78aa34", kill_on_drop: false }` [INFO] [stdout] 7d7da62ee8132e85c929f3d133ca2b69831f006a391e117da3eb6c1c8f78aa34 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e3aad9337f467e08fd3b1604d6c097815ee835a878c8f9545d95400564c02ef5 [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" "e3aad9337f467e08fd3b1604d6c097815ee835a878c8f9545d95400564c02ef5", kill_on_drop: false }` [INFO] [stderr] Compiling ekho v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::sync::mpsc::channel` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::sync::mpsc::channel; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Mutex` [INFO] [stdout] --> src/main.rs:7:22 [INFO] [stdout] | [INFO] [stdout] 7 | use std::sync::{Arc, Mutex}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ToFrameSliceMut` [INFO] [stdout] --> src/main.rs:10:45 [INFO] [stdout] | [INFO] [stdout] 10 | use sample::{signal, Frame, Sample, Signal, ToFrameSliceMut}; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Frame` [INFO] [stdout] --> src/main.rs:10:22 [INFO] [stdout] | [INFO] [stdout] 10 | use sample::{signal, Frame, Sample, Signal, ToFrameSliceMut}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `next_value` [INFO] [stdout] --> src/main.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | let mut next_value = move |freq: f32| { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_next_value` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | let mut next_value = move |freq: f32| { [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `FRAMES_PER_BUFFER` [INFO] [stdout] --> src/main.rs:12:1 [INFO] [stdout] | [INFO] [stdout] 12 | const FRAMES_PER_BUFFER: u32 = 512; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NUM_CHANNELS` [INFO] [stdout] --> src/main.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 | const NUM_CHANNELS: i32 = 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.28s [INFO] running `Command { std: "docker" "inspect" "e3aad9337f467e08fd3b1604d6c097815ee835a878c8f9545d95400564c02ef5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3aad9337f467e08fd3b1604d6c097815ee835a878c8f9545d95400564c02ef5", kill_on_drop: false }` [INFO] [stdout] e3aad9337f467e08fd3b1604d6c097815ee835a878c8f9545d95400564c02ef5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", 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] 6b0384bf0de593d5d6f4b7458801ecef0e9fcdba4fb7def0b6a2098d144ed707 [INFO] running `Command { std: "docker" "start" "-a" "6b0384bf0de593d5d6f4b7458801ecef0e9fcdba4fb7def0b6a2098d144ed707", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::sync::mpsc::channel` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::sync::mpsc::channel; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Mutex` [INFO] [stderr] --> src/main.rs:7:22 [INFO] [stderr] | [INFO] [stderr] 7 | use std::sync::{Arc, Mutex}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ToFrameSliceMut` [INFO] [stderr] --> src/main.rs:10:45 [INFO] [stderr] | [INFO] [stderr] 10 | use sample::{signal, Frame, Sample, Signal, ToFrameSliceMut}; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Frame` [INFO] [stderr] --> src/main.rs:10:22 [INFO] [stderr] | [INFO] [stderr] 10 | use sample::{signal, Frame, Sample, Signal, ToFrameSliceMut}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `next_value` [INFO] [stderr] --> src/main.rs:37:9 [INFO] [stderr] | [INFO] [stderr] 37 | let mut next_value = move |freq: f32| { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_next_value` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:37:9 [INFO] [stderr] | [INFO] [stderr] 37 | let mut next_value = move |freq: f32| { [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `FRAMES_PER_BUFFER` [INFO] [stderr] --> src/main.rs:12:1 [INFO] [stderr] | [INFO] [stderr] 12 | const FRAMES_PER_BUFFER: u32 = 512; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `NUM_CHANNELS` [INFO] [stderr] --> src/main.rs:13:1 [INFO] [stderr] | [INFO] [stderr] 13 | const NUM_CHANNELS: i32 = 1; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.24s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/ekho-5e153cda734c8391 [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" "6b0384bf0de593d5d6f4b7458801ecef0e9fcdba4fb7def0b6a2098d144ed707", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b0384bf0de593d5d6f4b7458801ecef0e9fcdba4fb7def0b6a2098d144ed707", kill_on_drop: false }` [INFO] [stdout] 6b0384bf0de593d5d6f4b7458801ecef0e9fcdba4fb7def0b6a2098d144ed707