[INFO] cloning repository audiocogs/mp3.rs [INFO] running `"git" "clone" "--bare" "git://github.com/audiocogs/mp3.rs.git" "work/cache/sources/gh/audiocogs/mp3.rs"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/audiocogs/mp3.rs'... [INFO] running `"git" "clone" "work/cache/sources/gh/audiocogs/mp3.rs" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/audiocogs/mp3.rs"` [INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/audiocogs/mp3.rs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/audiocogs/mp3.rs" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/audiocogs/mp3.rs"` [INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/audiocogs/mp3.rs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 407184f0ad208eceedbeb578340a0fe76f681af5 [INFO] sha for GitHub repo audiocogs/mp3.rs: 407184f0ad208eceedbeb578340a0fe76f681af5 [INFO] validating manifest of audiocogs/mp3.rs on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of audiocogs/mp3.rs on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049 [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing audiocogs/mp3.rs [INFO] finished frobbing audiocogs/mp3.rs [INFO] frobbed toml for audiocogs/mp3.rs written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/audiocogs/mp3.rs/Cargo.toml [INFO] started frobbing audiocogs/mp3.rs [INFO] finished frobbing audiocogs/mp3.rs [INFO] frobbed toml for audiocogs/mp3.rs written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/audiocogs/mp3.rs/Cargo.toml [INFO] crate audiocogs/mp3.rs already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/audiocogs/mp3.rs/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking audiocogs/mp3.rs against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008 [INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-2/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/audiocogs/mp3.rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 85090a1d96edfe4194b8d8bd9dfac2a2d3bfdc0d7348b0e59d7f490df23606af [INFO] running `"docker" "start" "-a" "85090a1d96edfe4194b8d8bd9dfac2a2d3bfdc0d7348b0e59d7f490df23606af"` [INFO] [stderr] Checking mp3 v0.0.1 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/frame.rs:12:33 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn read_from(reader: &mut peeker::Peeker) -> io::Result> { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn peeker::Peeker` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/header.rs:195:33 [INFO] [stderr] | [INFO] [stderr] 195 | pub fn read_from(reader: &mut Peeker) -> io::Result> { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Peeker` [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Cursor` [INFO] [stderr] --> src/peeker.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::io::Cursor; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Cursor` [INFO] [stderr] --> src/bitreader.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::io::Cursor; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::SeekFrom` [INFO] [stderr] --> src/bitreader.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::io::SeekFrom; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/bitreader.rs:8:20 [INFO] [stderr] | [INFO] [stderr] 8 | reader: &'a mut (io::Read + 'a) [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn io::Read + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/bitreader.rs:12:30 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn new(reader: &'a mut io::Read) -> BitReader<'a> { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn io::Read` [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/bitreader.rs:19:14 [INFO] [stderr] | [INFO] [stderr] 19 | for _ in (0..n) { [INFO] [stderr] | ^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io` [INFO] [stderr] --> src/layer1.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Cursor` [INFO] [stderr] --> src/layer1.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::io::Cursor; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/frame.rs:12:33 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn read_from(reader: &mut peeker::Peeker) -> io::Result> { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: use `dyn`: `dyn peeker::Peeker` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/header.rs:195:33 [INFO] [stderr] | [INFO] [stderr] 195 | pub fn read_from(reader: &mut Peeker) -> io::Result> { [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Peeker` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/peeker.rs:33:38 [INFO] [stderr] | [INFO] [stderr] 33 | let mut pkr = Box::new(buf) as Box; [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Peeker` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/peeker.rs:41:38 [INFO] [stderr] | [INFO] [stderr] 41 | let mut pkr = Box::new(buf) as Box; [INFO] [stderr] | ^^^^^^ help: use `dyn`: `dyn Peeker` [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::SeekFrom` [INFO] [stderr] --> src/bitreader.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::io::SeekFrom; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/bitreader.rs:8:20 [INFO] [stderr] | [INFO] [stderr] 8 | reader: &'a mut (io::Read + 'a) [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn io::Read + 'a` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/bitreader.rs:12:30 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn new(reader: &'a mut io::Read) -> BitReader<'a> { [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn io::Read` [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` head expression [INFO] [stderr] --> src/bitreader.rs:19:14 [INFO] [stderr] | [INFO] [stderr] 19 | for _ in (0..n) { [INFO] [stderr] | ^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_parens)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Seek` [INFO] [stderr] --> src/peeker.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::io::Seek; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `samples` [INFO] [stderr] --> src/main.rs:26:15 [INFO] [stderr] | [INFO] [stderr] 26 | let samples = layer1::decode_layer1(&mut reader, h.header); [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_samples` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Seek` [INFO] [stderr] --> src/peeker.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::io::Seek; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `samples` [INFO] [stderr] --> src/main.rs:26:15 [INFO] [stderr] | [INFO] [stderr] 26 | let samples = layer1::decode_layer1(&mut reader, h.header); [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_samples` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/peeker.rs:32:7 [INFO] [stderr] | [INFO] [stderr] 32 | let mut buf = Cursor::new(vec![0xFFu8, 0xAA, 0x44, 0xA3]); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/peeker.rs:40:7 [INFO] [stderr] | [INFO] [stderr] 40 | let mut buf = Cursor::new(vec![0xFFu8, 0xAA, 0x44, 0xA3, 0x34, 0x99, 0x44]); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.25s [INFO] running `"docker" "inspect" "85090a1d96edfe4194b8d8bd9dfac2a2d3bfdc0d7348b0e59d7f490df23606af"` [INFO] running `"docker" "rm" "-f" "85090a1d96edfe4194b8d8bd9dfac2a2d3bfdc0d7348b0e59d7f490df23606af"` [INFO] [stdout] 85090a1d96edfe4194b8d8bd9dfac2a2d3bfdc0d7348b0e59d7f490df23606af