[INFO] fetching crate bwavfile 1.0.0...
[INFO] checking bwavfile-1.0.0 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate bwavfile 1.0.0 into /workspace/builds/worker-90/source
[INFO] validating manifest of crates.io crate bwavfile 1.0.0 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bwavfile 1.0.0
[INFO] finished tweaking crates.io crate bwavfile 1.0.0
[INFO] tweaked toml for crates.io crate bwavfile 1.0.0 written to /workspace/builds/worker-90/source/Cargo.toml
[INFO] crate crates.io crate bwavfile 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--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-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49650c7bd92a7ec69ab3b3e4c35137a4bd559ab2f002ec3a54daa306ba48c731
[INFO] running `Command { std: "docker" "start" "-a" "49650c7bd92a7ec69ab3b3e4c35137a4bd559ab2f002ec3a54daa306ba48c731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49650c7bd92a7ec69ab3b3e4c35137a4bd559ab2f002ec3a54daa306ba48c731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49650c7bd92a7ec69ab3b3e4c35137a4bd559ab2f002ec3a54daa306ba48c731", kill_on_drop: false }`
[INFO] [stdout] 49650c7bd92a7ec69ab3b3e4c35137a4bd559ab2f002ec3a54daa306ba48c731
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26eb98a656555a2b794526447f2e197b64483566c4c347f081fa3b24713d3933
[INFO] running `Command { std: "docker" "start" "-a" "26eb98a656555a2b794526447f2e197b64483566c4c347f081fa3b24713d3933", kill_on_drop: false }`
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking bwavfile v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `buffer`
[INFO] [stdout]    --> src/wavereader.rs:124:40
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn read_float_frame(&mut self, buffer:&mut [f32]) -> Result<u64, Error> {
[INFO] [stdout]     |                                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buffer`
[INFO] [stdout]    --> src/wavereader.rs:124:40
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn read_float_frame(&mut self, buffer:&mut [f32]) -> Result<u64, Error> {
[INFO] [stdout]     |                                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `chunk_id`
[INFO] [stdout]   --> src/cue.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     chunk_id : FourCC,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `chunk_start`
[INFO] [stdout]   --> src/cue.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     chunk_start : u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `block_start`
[INFO] [stdout]   --> src/cue.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     block_start : u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `frame_offset`
[INFO] [stdout]   --> src/cue.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     frame_offset : u32
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_to`
[INFO] [stdout]   --> src/cue.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn write_to(cues : Vec<Self>) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_to`
[INFO] [stdout]   --> src/cue.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn write_to(&self) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_to`
[INFO] [stdout]   --> src/cue.rs:99:8
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn write_to(&self) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `country`
[INFO] [stdout]    --> src/cue.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |     country : u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `language`
[INFO] [stdout]    --> src/cue.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     language : u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `dialect`
[INFO] [stdout]    --> src/cue.rs:128:5
[INFO] [stdout]     |
[INFO] [stdout] 128 |     dialect : u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `code_page`
[INFO] [stdout]    --> src/cue.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     code_page : u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `text`
[INFO] [stdout]    --> src/cue.rs:130:5
[INFO] [stdout]     |
[INFO] [stdout] 130 |     text: Option<Vec<u8>>
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_to`
[INFO] [stdout]    --> src/cue.rs:135:8
[INFO] [stdout]     |
[INFO] [stdout] 135 |     fn write_to(&self) -> Vec<u8> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `compile_adtl`
[INFO] [stdout]    --> src/cue.rs:184:8
[INFO] [stdout]     |
[INFO] [stdout] 184 |     fn compile_adtl(members : &[Self]) -> Vec<u8> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `convert_from_cue_string`
[INFO] [stdout]    --> src/cue.rs:293:4
[INFO] [stdout]     |
[INFO] [stdout] 293 | fn convert_from_cue_string(val : &str) -> Vec<u8> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `compile_to`
[INFO] [stdout]    --> src/cue.rs:300:8
[INFO] [stdout]     |
[INFO] [stdout] 300 |     fn compile_to(cues : &[Cue]) -> (Vec<RawCue>, Vec<RawAdtlMember>) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `chunk_id`
[INFO] [stdout]   --> src/cue.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     chunk_id : FourCC,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `chunk_start`
[INFO] [stdout]   --> src/cue.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     chunk_start : u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `block_start`
[INFO] [stdout]   --> src/cue.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     block_start : u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `frame_offset`
[INFO] [stdout]   --> src/cue.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     frame_offset : u32
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_to`
[INFO] [stdout]   --> src/cue.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn write_to(cues : Vec<Self>) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_to`
[INFO] [stdout]   --> src/cue.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn write_to(&self) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_to`
[INFO] [stdout]   --> src/cue.rs:99:8
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn write_to(&self) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `country`
[INFO] [stdout]    --> src/cue.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |     country : u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `language`
[INFO] [stdout]    --> src/cue.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     language : u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `dialect`
[INFO] [stdout]    --> src/cue.rs:128:5
[INFO] [stdout]     |
[INFO] [stdout] 128 |     dialect : u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `code_page`
[INFO] [stdout]    --> src/cue.rs:129:5
[INFO] [stdout]     |
[INFO] [stdout] 129 |     code_page : u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `text`
[INFO] [stdout]    --> src/cue.rs:130:5
[INFO] [stdout]     |
[INFO] [stdout] 130 |     text: Option<Vec<u8>>
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_to`
[INFO] [stdout]    --> src/cue.rs:135:8
[INFO] [stdout]     |
[INFO] [stdout] 135 |     fn write_to(&self) -> Vec<u8> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `compile_adtl`
[INFO] [stdout]    --> src/cue.rs:184:8
[INFO] [stdout]     |
[INFO] [stdout] 184 |     fn compile_adtl(members : &[Self]) -> Vec<u8> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `convert_from_cue_string`
[INFO] [stdout]    --> src/cue.rs:293:4
[INFO] [stdout]     |
[INFO] [stdout] 293 | fn convert_from_cue_string(val : &str) -> Vec<u8> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `compile_to`
[INFO] [stdout]    --> src/cue.rs:300:8
[INFO] [stdout]     |
[INFO] [stdout] 300 |     fn compile_to(cues : &[Cue]) -> (Vec<RawCue>, Vec<RawAdtlMember>) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.76s
[INFO] running `Command { std: "docker" "inspect" "26eb98a656555a2b794526447f2e197b64483566c4c347f081fa3b24713d3933", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26eb98a656555a2b794526447f2e197b64483566c4c347f081fa3b24713d3933", kill_on_drop: false }`
[INFO] [stdout] 26eb98a656555a2b794526447f2e197b64483566c4c347f081fa3b24713d3933