[INFO] fetching crate rmus 0.1.4...
[INFO] testing rmus-0.1.4 against 1.90.0 for beta-1.91-3
[INFO] extracting crate rmus 0.1.4 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate rmus 0.1.4
[INFO] finished tweaking crates.io crate rmus 0.1.4
[INFO] tweaked toml for crates.io crate rmus 0.1.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rmus 0.1.4 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 96 packages to latest compatible versions
[INFO] [stderr]       Adding cpal v0.11.0 (available: v0.16.0)
[INFO] [stderr]       Adding crossbeam v0.7.3 (available: v0.8.4)
[INFO] [stderr]       Adding minimp3 v0.3.5 (available: v0.6.1)
[INFO] [stderr]       Adding ogg v0.7.1 (available: v0.9.2)
[INFO] [stderr]       Adding smol v0.1.18 (available: v2.0.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-lite v0.1.11
[INFO] [stderr]   Downloaded parking v1.0.6
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[INFO] [stderr]   Downloaded crossbeam v0.7.3
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2bc2ed834f84fca5d1cad76ccffd510ec0397c66e6a325baa30b5a43f502a7ab
[INFO] running `Command { std: "docker" "start" "-a" "2bc2ed834f84fca5d1cad76ccffd510ec0397c66e6a325baa30b5a43f502a7ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bc2ed834f84fca5d1cad76ccffd510ec0397c66e6a325baa30b5a43f502a7ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bc2ed834f84fca5d1cad76ccffd510ec0397c66e6a325baa30b5a43f502a7ab", kill_on_drop: false }`
[INFO] [stdout] 2bc2ed834f84fca5d1cad76ccffd510ec0397c66e6a325baa30b5a43f502a7ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be89c63841a110cecca7d5b5ce1d7abc9f2bc07408de79c716a23e1f3af194f6
[INFO] running `Command { std: "docker" "start" "-a" "be89c63841a110cecca7d5b5ce1d7abc9f2bc07408de79c716a23e1f3af194f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling waker-fn v1.2.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling cache-padded v1.3.0
[INFO] [stderr]    Compiling cpal v0.11.0
[INFO] [stderr]    Compiling parking v1.0.6
[INFO] [stderr]    Compiling scoped-tls v1.0.1
[INFO] [stderr]    Compiling concurrent-queue v1.2.4
[INFO] [stderr]    Compiling async-task v3.0.0
[INFO] [stderr]    Compiling futures-lite v0.1.11
[INFO] [stderr]    Compiling lewton v0.10.2
[INFO] [stderr]    Compiling ogg v0.7.1
[INFO] [stderr]    Compiling claxon v0.4.3
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling blocking v0.4.7
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling slice-deque v0.3.0
[INFO] [stderr]    Compiling minimp3 v0.3.5
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling smol v0.1.18
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling rmus v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `SeekFrom` and `prelude::*`
[INFO] [stdout]  --> src/decoders/mp3.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 |     io::{BufReader, prelude::*, SeekFrom},
[INFO] [stdout]   |                     ^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/decoders/flac.rs:51:53
[INFO] [stdout]    |
[INFO] [stdout] 51 |                     self.buf.push_back(Sample::from((block.sample(channel_pos as u32, sample_pos))));
[INFO] [stdout]    |                                                     ^                                            ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 51 -                     self.buf.push_back(Sample::from((block.sample(channel_pos as u32, sample_pos))));
[INFO] [stdout] 51 +                     self.buf.push_back(Sample::from(block.sample(channel_pos as u32, sample_pos)));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/lib.rs:192:46
[INFO] [stdout]     |
[INFO] [stdout] 192 | ...                   Ok(v) => (v as f32 * vol as f32 / 100.0),
[INFO] [stdout]     |                                ^                             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 192 -                                     Ok(v) => (v as f32 * vol as f32 / 100.0),
[INFO] [stdout] 192 +                                     Ok(v) => v as f32 * vol as f32 / 100.0,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]   --> src/decoders/flac.rs:74:21
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn goto (&self, pos: u64) {
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/decoders/flac.rs:48:34
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Err(v) => panic!(v),
[INFO] [stdout]    |                                  ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Err(v) => panic!("{}", v),
[INFO] [stdout]    |                                  +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 48 -                 Err(v) => panic!(v),
[INFO] [stdout] 48 +                 Err(v) => std::panic::panic_any(v),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.39s
[INFO] running `Command { std: "docker" "inspect" "be89c63841a110cecca7d5b5ce1d7abc9f2bc07408de79c716a23e1f3af194f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be89c63841a110cecca7d5b5ce1d7abc9f2bc07408de79c716a23e1f3af194f6", kill_on_drop: false }`
[INFO] [stdout] be89c63841a110cecca7d5b5ce1d7abc9f2bc07408de79c716a23e1f3af194f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33f9cb32d5ecc1c1da4e0e002a0a65b586dc62cc1b452c4760774ae69085853e
[INFO] running `Command { std: "docker" "start" "-a" "33f9cb32d5ecc1c1da4e0e002a0a65b586dc62cc1b452c4760774ae69085853e", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `SeekFrom` and `prelude::*`
[INFO] [stdout]  --> src/decoders/mp3.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 |     io::{BufReader, prelude::*, SeekFrom},
[INFO] [stdout]   |                     ^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/decoders/flac.rs:51:53
[INFO] [stdout]    |
[INFO] [stdout] 51 |                     self.buf.push_back(Sample::from((block.sample(channel_pos as u32, sample_pos))));
[INFO] [stdout]    |                                                     ^                                            ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 51 -                     self.buf.push_back(Sample::from((block.sample(channel_pos as u32, sample_pos))));
[INFO] [stdout] 51 +                     self.buf.push_back(Sample::from(block.sample(channel_pos as u32, sample_pos)));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/lib.rs:192:46
[INFO] [stdout]     |
[INFO] [stdout] 192 | ...                   Ok(v) => (v as f32 * vol as f32 / 100.0),
[INFO] [stdout]     |                                ^                             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 192 -                                     Ok(v) => (v as f32 * vol as f32 / 100.0),
[INFO] [stdout] 192 +                                     Ok(v) => v as f32 * vol as f32 / 100.0,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rmus v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]   --> src/decoders/flac.rs:74:21
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn goto (&self, pos: u64) {
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/decoders/flac.rs:48:34
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Err(v) => panic!(v),
[INFO] [stdout]    |                                  ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Err(v) => panic!("{}", v),
[INFO] [stdout]    |                                  +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 48 -                 Err(v) => panic!(v),
[INFO] [stdout] 48 +                 Err(v) => std::panic::panic_any(v),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SeekFrom` and `prelude::*`
[INFO] [stdout]  --> src/decoders/mp3.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 |     io::{BufReader, prelude::*, SeekFrom},
[INFO] [stdout]   |                     ^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/decoders/flac.rs:51:53
[INFO] [stdout]    |
[INFO] [stdout] 51 |                     self.buf.push_back(Sample::from((block.sample(channel_pos as u32, sample_pos))));
[INFO] [stdout]    |                                                     ^                                            ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 51 -                     self.buf.push_back(Sample::from((block.sample(channel_pos as u32, sample_pos))));
[INFO] [stdout] 51 +                     self.buf.push_back(Sample::from(block.sample(channel_pos as u32, sample_pos)));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/lib.rs:192:46
[INFO] [stdout]     |
[INFO] [stdout] 192 | ...                   Ok(v) => (v as f32 * vol as f32 / 100.0),
[INFO] [stdout]     |                                ^                             ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 192 -                                     Ok(v) => (v as f32 * vol as f32 / 100.0),
[INFO] [stdout] 192 +                                     Ok(v) => v as f32 * vol as f32 / 100.0,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]   --> src/decoders/flac.rs:74:21
[INFO] [stdout]    |
[INFO] [stdout] 74 |     fn goto (&self, pos: u64) {
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/decoders/flac.rs:48:34
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Err(v) => panic!(v),
[INFO] [stdout]    |                                  ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 Err(v) => panic!("{}", v),
[INFO] [stdout]    |                                  +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 48 -                 Err(v) => panic!(v),
[INFO] [stdout] 48 +                 Err(v) => std::panic::panic_any(v),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "33f9cb32d5ecc1c1da4e0e002a0a65b586dc62cc1b452c4760774ae69085853e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33f9cb32d5ecc1c1da4e0e002a0a65b586dc62cc1b452c4760774ae69085853e", kill_on_drop: false }`
[INFO] [stdout] 33f9cb32d5ecc1c1da4e0e002a0a65b586dc62cc1b452c4760774ae69085853e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 81be93d6408260901ac0ccf46942d84110bee696db65efcc05940a2442e74605
[INFO] running `Command { std: "docker" "start" "-a" "81be93d6408260901ac0ccf46942d84110bee696db65efcc05940a2442e74605", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `SeekFrom` and `prelude::*`
[INFO] [stdout] 
[INFO] [stderr]  --> src/decoders/mp3.rs:4:21
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 4 |     io::{BufReader, prelude::*, SeekFrom},
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   |                     ^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/decoders/flac.rs:51:53
[INFO] [stderr]    |
[INFO] [stderr] 51 |                     self.buf.push_back(Sample::from((block.sample(channel_pos as u32, sample_pos))));
[INFO] [stderr]    |                                                     ^                                            ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 51 -                     self.buf.push_back(Sample::from((block.sample(channel_pos as u32, sample_pos))));
[INFO] [stderr] 51 +                     self.buf.push_back(Sample::from(block.sample(channel_pos as u32, sample_pos)));
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around match arm expression
[INFO] [stderr]    --> src/lib.rs:192:46
[INFO] [stderr]     |
[INFO] [stderr] 192 | ...                   Ok(v) => (v as f32 * vol as f32 / 100.0),
[INFO] [stderr]     |                                ^                             ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 192 -                                     Ok(v) => (v as f32 * vol as f32 / 100.0),
[INFO] [stderr] 192 +                                     Ok(v) => v as f32 * vol as f32 / 100.0,
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pos`
[INFO] [stderr]   --> src/decoders/flac.rs:74:21
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn goto (&self, pos: u64) {
[INFO] [stderr]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_pos`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/decoders/flac.rs:48:34
[INFO] [stderr]    |
[INFO] [stderr] 48 |                 Err(v) => panic!(v),
[INFO] [stderr]    |                                  ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]    |
[INFO] [stderr] 48 |                 Err(v) => panic!("{}", v),
[INFO] [stderr]    |                                  +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]    |
[INFO] [stderr] 48 -                 Err(v) => panic!(v),
[INFO] [stderr] 48 +                 Err(v) => std::panic::panic_any(v),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `rmus` (lib) generated 5 warnings (run `cargo fix --lib -p rmus` to apply 4 suggestions)
[INFO] [stderr] warning: `rmus` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rmus-a6901ef29f252e28)
[INFO] [stderr]    Doc-tests rmus
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/decoders/flac.rs:51:53
[INFO] [stderr]    |
[INFO] [stderr] 51 |                     self.buf.push_back(Sample::from((block.sample(channel_pos as u32, sample_pos))));
[INFO] [stderr]    |                                                     ^                                            ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 51 -                     self.buf.push_back(Sample::from((block.sample(channel_pos as u32, sample_pos))));
[INFO] [stderr] 51 +                     self.buf.push_back(Sample::from(block.sample(channel_pos as u32, sample_pos)));
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around match arm expression
[INFO] [stderr]    --> src/lib.rs:192:46
[INFO] [stderr]     |
[INFO] [stderr] 192 | ...                   Ok(v) => (v as f32 * vol as f32 / 100.0),
[INFO] [stderr]     |                                ^                             ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 192 -                                     Ok(v) => (v as f32 * vol as f32 / 100.0),
[INFO] [stderr] 192 +                                     Ok(v) => v as f32 * vol as f32 / 100.0,
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - Sink (line 80) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Sink (line 80) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' panicked at src/decoders/vorbis.rs:18:56:
[INFO] [stdout] Error opening file: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x60bc8cd5cc32 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x60bc8cd5cc32 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x60bc8cd5cc32 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x60bc8cd5cc32 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x60bc8cd79d63 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x60bc8cd79d63 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x60bc8cd5a633 - std::io::default_write_fmt::ha27fbccbc65eb6fa
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x60bc8cd5a633 - std::io::Write::write_fmt::h6556609fca33d0b1
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x60bc8cd5ca82 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x60bc8cd5db73 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x60bc8cd5d955 - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:327:9
[INFO] [stdout]   11:     0x60bc8cd5e585 - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:833:13
[INFO] [stdout]   12:     0x60bc8cd5e31a - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:706:13
[INFO] [stdout]   13:     0x60bc8cd5d139 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   14:     0x60bc8cd5dfad - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   15:     0x60bc8cd78eb0 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   16:     0x60bc8cd79316 - core::result::unwrap_failed::h95bc3f5a607b2c95
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1765:5
[INFO] [stdout]   17:     0x60bc8cc858be - core::result::Result<T,E>::expect::h6655db43717b149a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1119:23
[INFO] [stdout]   18:     0x60bc8cc93c5c - rmus::decoders::vorbis::VorbisDecoder::new::h71314ec2cc88ec2b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/decoders/vorbis.rs:18:56
[INFO] [stdout]   19:     0x60bc8cc85151 - rust_out::main::h2d10ba762d3f8adf
[INFO] [stdout]   20:     0x60bc8cc7bc33 - core::ops::function::FnOnce::call_once::h89333dd4ac8e03fc
[INFO] [stdout]   21:     0x60bc8cc79b76 - std::sys::backtrace::__rust_begin_short_backtrace::h8a10de1e92516da1
[INFO] [stdout]   22:     0x60bc8cc79ac9 - std::rt::lang_start::{{closure}}::h0af3a8cb06b34c3e
[INFO] [stdout]   23:     0x60bc8cd568b0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h638295a043b40957
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:290:21
[INFO] [stdout]   24:     0x60bc8cd568b0 - std::panicking::catch_unwind::do_call::hbd68098bdea1ca50
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   25:     0x60bc8cd568b0 - std::panicking::catch_unwind::h50591d85bf847c7c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   26:     0x60bc8cd568b0 - std::panic::catch_unwind::h2487b4c4f2ae22c6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   27:     0x60bc8cd568b0 - std::rt::lang_start_internal::{{closure}}::h61f0945cc6c9a811
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:175:24
[INFO] [stdout]   28:     0x60bc8cd568b0 - std::panicking::catch_unwind::do_call::h34b9c3722acd6bd1
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x60bc8cd568b0 - std::panicking::catch_unwind::hf9a822ea043fb0d6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x60bc8cd568b0 - std::panic::catch_unwind::h5b3cac802237ed89
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x60bc8cd568b0 - std::rt::lang_start_internal::h34f9328d113fd60a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:171:5
[INFO] [stdout]   32:     0x60bc8cc79ab1 - std::rt::lang_start::h8f736fe0a226e45f
[INFO] [stdout]   33:     0x60bc8cc85295 - main
[INFO] [stdout]   34:     0x7fe7db7aa1ca - <unknown>
[INFO] [stdout]   35:     0x7fe7db7aa28b - __libc_start_main
[INFO] [stdout]   36:     0x60bc8cc6efd5 - _start
[INFO] [stdout]   37:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Sink (line 80)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.71s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "81be93d6408260901ac0ccf46942d84110bee696db65efcc05940a2442e74605", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81be93d6408260901ac0ccf46942d84110bee696db65efcc05940a2442e74605", kill_on_drop: false }`
[INFO] [stdout] 81be93d6408260901ac0ccf46942d84110bee696db65efcc05940a2442e74605
