[INFO] fetching crate rmus 0.1.3... [INFO] checking rmus-0.1.3 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050 [INFO] extracting crate rmus 0.1.3 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate rmus 0.1.3 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rmus 0.1.3 [INFO] finished tweaking crates.io crate rmus 0.1.3 [INFO] tweaked toml for crates.io crate rmus 0.1.3 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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 wepoll-sys-stjepang v1.0.8 [INFO] [stderr] Downloaded async-task v3.0.0 [INFO] [stderr] Downloaded futures-lite v0.1.11 [INFO] [stderr] Downloaded blocking v0.4.7 [INFO] [stderr] Downloaded minimp3 v0.3.5 [INFO] [stderr] Downloaded parking v1.0.6 [INFO] [stderr] Downloaded smol v0.1.18 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d2a52863f586e93479b254f4494c5ed059292449034b6da53ed5225ee64ae636 [INFO] running `Command { std: "docker" "start" "-a" "d2a52863f586e93479b254f4494c5ed059292449034b6da53ed5225ee64ae636", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d2a52863f586e93479b254f4494c5ed059292449034b6da53ed5225ee64ae636", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2a52863f586e93479b254f4494c5ed059292449034b6da53ed5225ee64ae636", kill_on_drop: false }` [INFO] [stdout] d2a52863f586e93479b254f4494c5ed059292449034b6da53ed5225ee64ae636 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 957fc7626153b0348be5195b0ea728fab2280ad12d4c01355c5951c7184571a0 [INFO] running `Command { std: "docker" "start" "-a" "957fc7626153b0348be5195b0ea728fab2280ad12d4c01355c5951c7184571a0", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling futures-channel v0.3.15 [INFO] [stderr] Checking futures-sink v0.3.15 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking parking v1.0.6 [INFO] [stderr] Compiling cpal v0.11.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking scoped-tls v1.0.0 [INFO] [stderr] Checking async-task v3.0.0 [INFO] [stderr] Checking claxon v0.4.3 [INFO] [stderr] Compiling alsa-sys v0.1.2 [INFO] [stderr] Compiling minimp3-sys v0.3.2 [INFO] [stderr] Checking ogg v0.8.0 [INFO] [stderr] Checking ogg v0.7.1 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling futures-macro v0.3.15 [INFO] [stderr] Compiling futures-util v0.3.15 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking lewton v0.10.2 [INFO] [stderr] Checking futures-lite v0.1.11 [INFO] [stderr] Checking socket2 v0.3.19 [INFO] [stderr] Checking slice-deque v0.3.0 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking blocking v0.4.7 [INFO] [stderr] Checking minimp3 v0.3.5 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Compiling thiserror-impl v1.0.26 [INFO] [stderr] Checking thiserror v1.0.26 [INFO] [stderr] Checking futures-executor v0.3.15 [INFO] [stderr] Checking smol v0.1.18 [INFO] [stderr] Checking futures v0.3.15 [INFO] [stderr] Checking rmus v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `SeekFrom`, `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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `SeekFrom`, `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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [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: 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: `#[warn(non_fmt_panics)]` on by default [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 [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) => std::panic::panic_any(v), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [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: `#[warn(non_fmt_panics)]` on by default [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 [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) => std::panic::panic_any(v), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 22.80s [INFO] running `Command { std: "docker" "inspect" "957fc7626153b0348be5195b0ea728fab2280ad12d4c01355c5951c7184571a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "957fc7626153b0348be5195b0ea728fab2280ad12d4c01355c5951c7184571a0", kill_on_drop: false }` [INFO] [stdout] 957fc7626153b0348be5195b0ea728fab2280ad12d4c01355c5951c7184571a0