[INFO] fetching crate rmus 0.1.4... [INFO] checking rmus-0.1.4 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056 [INFO] extracting crate rmus 0.1.4 into /workspace/builds/worker-42/source [INFO] validating manifest of crates.io crate rmus 0.1.4 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 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-42/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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 blocking v0.4.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] 80a154b6f241c0ec2513a0b1212fc867251637e2f18435bad775d4266ed7b88c [INFO] running `Command { std: "docker" "start" "-a" "80a154b6f241c0ec2513a0b1212fc867251637e2f18435bad775d4266ed7b88c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "80a154b6f241c0ec2513a0b1212fc867251637e2f18435bad775d4266ed7b88c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80a154b6f241c0ec2513a0b1212fc867251637e2f18435bad775d4266ed7b88c", kill_on_drop: false }` [INFO] [stdout] 80a154b6f241c0ec2513a0b1212fc867251637e2f18435bad775d4266ed7b88c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] 17aaa1259125f46f27f710a3e40655d84b79074be630551717c80aa0dc701529 [INFO] running `Command { std: "docker" "start" "-a" "17aaa1259125f46f27f710a3e40655d84b79074be630551717c80aa0dc701529", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.29 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling futures-core v0.3.17 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling libc v0.2.102 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling futures-channel v0.3.17 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling futures-task v0.3.17 [INFO] [stderr] Checking futures-io v0.3.17 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Checking futures-sink v0.3.17 [INFO] [stderr] Checking cache-padded v1.1.1 [INFO] [stderr] Compiling cc v1.0.70 [INFO] [stderr] Checking pin-project-lite v0.2.7 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking slab v0.4.4 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Checking event-listener v2.5.1 [INFO] [stderr] Checking pin-project-lite v0.1.12 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking fastrand v1.5.0 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling cpal v0.11.0 [INFO] [stderr] Checking parking v1.0.6 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Checking atomic-waker v1.0.0 [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] Checking concurrent-queue v1.2.2 [INFO] [stderr] Checking tinyvec v1.4.0 [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 v0.3.17 [INFO] [stderr] Compiling futures-util v0.3.17 [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] Compiling quote v1.0.9 [INFO] [stderr] Compiling alsa-sys v0.1.2 [INFO] [stderr] Checking async-channel v1.6.1 [INFO] [stderr] Checking socket2 v0.3.19 [INFO] [stderr] Checking slice-deque v0.3.0 [INFO] [stderr] Checking futures-lite v0.1.11 [INFO] [stderr] Checking lewton v0.10.2 [INFO] [stderr] Compiling minimp3-sys v0.3.2 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking blocking v0.4.7 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Checking minimp3 v0.3.5 [INFO] [stderr] Compiling thiserror-impl v1.0.29 [INFO] [stderr] Checking thiserror v1.0.29 [INFO] [stderr] Checking futures-executor v0.3.17 [INFO] [stderr] Checking smol v0.1.18 [INFO] [stderr] Checking futures v0.3.17 [INFO] [stderr] Checking rmus v0.1.4 (/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] | ^ ^ [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: 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] | ^ ^ [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: 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 27.16s [INFO] running `Command { std: "docker" "inspect" "17aaa1259125f46f27f710a3e40655d84b79074be630551717c80aa0dc701529", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17aaa1259125f46f27f710a3e40655d84b79074be630551717c80aa0dc701529", kill_on_drop: false }` [INFO] [stdout] 17aaa1259125f46f27f710a3e40655d84b79074be630551717c80aa0dc701529