[INFO] fetching crate bwavfile 0.1.5... [INFO] checking bwavfile-0.1.5 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470 [INFO] extracting crate bwavfile 0.1.5 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate bwavfile 0.1.5 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate bwavfile 0.1.5 [INFO] finished tweaking crates.io crate bwavfile 0.1.5 [INFO] tweaked toml for crates.io crate bwavfile 0.1.5 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 30a9f7e11a8cd6f1e264572aef01f7674255397f11013f901c3240fd199a1a5a [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" "30a9f7e11a8cd6f1e264572aef01f7674255397f11013f901c3240fd199a1a5a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "30a9f7e11a8cd6f1e264572aef01f7674255397f11013f901c3240fd199a1a5a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30a9f7e11a8cd6f1e264572aef01f7674255397f11013f901c3240fd199a1a5a", kill_on_drop: false }` [INFO] [stdout] 30a9f7e11a8cd6f1e264572aef01f7674255397f11013f901c3240fd199a1a5a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 51e16f7bdaf04d5a93aaea2b566df19f7d1b0cd5075f9c10393298bec964d3d7 [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" "51e16f7bdaf04d5a93aaea2b566df19f7d1b0cd5075f9c10393298bec964d3d7", kill_on_drop: false }` [INFO] [stderr] Checking encoding_index_tests v0.1.4 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking uuid v0.8.1 [INFO] [stderr] Checking encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Checking encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Checking encoding-index-japanese v1.20141219.5 [INFO] [stderr] Checking encoding-index-korean v1.20141219.5 [INFO] [stderr] Checking encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Checking encoding v0.2.33 [INFO] [stderr] Checking serde_json v1.0.60 [INFO] [stderr] Checking bwavfile v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::convert::TryFrom` [INFO] [stdout] --> src/fmt.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::errors::Error` [INFO] [stdout] --> src/fmt.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use super::errors::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::convert::TryFrom` [INFO] [stdout] --> src/fmt.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::errors::Error` [INFO] [stdout] --> src/fmt.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use super::errors::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `w` [INFO] [stdout] --> src/wavewriter.rs:99:9 [INFO] [stdout] | [INFO] [stdout] 99 | let mut w = WaveWriter::make(cursor, f, None)?; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_w` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `track_uid` [INFO] [stdout] --> src/fmt.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | track_uid: [char; 12], [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `channel_format_ref` [INFO] [stdout] --> src/fmt.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | channel_format_ref: [char; 14], [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `pack_ref` [INFO] [stdout] --> src/fmt.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | pack_ref: [char; 11] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `WaveWriter` [INFO] [stdout] --> src/wavewriter.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | struct WaveWriter where W: Write + Seek { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `create` [INFO] [stdout] --> src/wavewriter.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn create(path : &str, format:WaveFmt, broadcast_extension: Option) -> Result { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `make` [INFO] [stdout] --> src/wavewriter.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn make(inner : W, format: WaveFmt, broadcast_extension: Option) -> Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `prepare_created` [INFO] [stdout] --> src/wavewriter.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 33 | fn prepare_created(&mut self, format : WaveFmt, broadcast_extension: Option) -> Result<(),Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `primitive_append_chunk` [INFO] [stdout] --> src/wavewriter.rs:78:8 [INFO] [stdout] | [INFO] [stdout] 78 | fn primitive_append_chunk(&mut self, signature: FourCC, data: &[u8]) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/wavewriter.rs:96:9 [INFO] [stdout] | [INFO] [stdout] 96 | let mut test :Vec = vec![]; [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: variable does not need to be mutable [INFO] [stdout] --> src/wavewriter.rs:97:9 [INFO] [stdout] | [INFO] [stdout] 97 | let mut cursor = Cursor::new(test); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/wavewriter.rs:99:9 [INFO] [stdout] | [INFO] [stdout] 99 | let mut w = WaveWriter::make(cursor, f, None)?; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `track_uid` [INFO] [stdout] --> src/fmt.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | track_uid: [char; 12], [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `channel_format_ref` [INFO] [stdout] --> src/fmt.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | channel_format_ref: [char; 14], [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `pack_ref` [INFO] [stdout] --> src/fmt.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | pack_ref: [char; 11] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `create` [INFO] [stdout] --> src/wavewriter.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | pub fn create(path : &str, format:WaveFmt, broadcast_extension: Option) -> Result { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.73s [INFO] running `Command { std: "docker" "inspect" "51e16f7bdaf04d5a93aaea2b566df19f7d1b0cd5075f9c10393298bec964d3d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51e16f7bdaf04d5a93aaea2b566df19f7d1b0cd5075f9c10393298bec964d3d7", kill_on_drop: false }` [INFO] [stdout] 51e16f7bdaf04d5a93aaea2b566df19f7d1b0cd5075f9c10393298bec964d3d7