[INFO] updating cached repository audiocogs/mp3.rs [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/audiocogs/mp3.rs [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/audiocogs/mp3.rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/audiocogs/mp3.rs"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/audiocogs/mp3.rs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/audiocogs/mp3.rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/audiocogs/mp3.rs"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of audiocogs/mp3.rs on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "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/beta-1.38-1/sources/1.37.0/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/beta-1.38-1/sources/beta-2019-08-13/gh/audiocogs/mp3.rs/Cargo.toml [INFO] crate audiocogs/mp3.rs already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing audiocogs/mp3.rs against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/audiocogs/mp3.rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] e24b7edc08373e822707898003b34441183a1c0dcc0eec64fa8f54352d8261d8 [INFO] running `"docker" "start" "-a" "e24b7edc08373e822707898003b34441183a1c0dcc0eec64fa8f54352d8261d8"` [INFO] [stderr] Compiling 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: 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] Finished dev [unoptimized + debuginfo] target(s) in 0.74s [INFO] running `"docker" "inspect" "e24b7edc08373e822707898003b34441183a1c0dcc0eec64fa8f54352d8261d8"` [INFO] running `"docker" "rm" "-f" "e24b7edc08373e822707898003b34441183a1c0dcc0eec64fa8f54352d8261d8"` [INFO] [stdout] e24b7edc08373e822707898003b34441183a1c0dcc0eec64fa8f54352d8261d8 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/audiocogs/mp3.rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 4c908d8b8127d6ae944f43a5d2d1fe348a1a53eac3ad06b633c1374496983e72 [INFO] running `"docker" "start" "-a" "4c908d8b8127d6ae944f43a5d2d1fe348a1a53eac3ad06b633c1374496983e72"` [INFO] [stderr] Compiling 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: 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: 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 1.85s [INFO] running `"docker" "inspect" "4c908d8b8127d6ae944f43a5d2d1fe348a1a53eac3ad06b633c1374496983e72"` [INFO] running `"docker" "rm" "-f" "4c908d8b8127d6ae944f43a5d2d1fe348a1a53eac3ad06b633c1374496983e72"` [INFO] [stdout] 4c908d8b8127d6ae944f43a5d2d1fe348a1a53eac3ad06b633c1374496983e72 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/audiocogs/mp3.rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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=warn" "-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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 59ecd66c83d15f2562363b0c53c3b788a03fef309161e7595b56e308c348753e [INFO] running `"docker" "start" "-a" "59ecd66c83d15f2562363b0c53c3b788a03fef309161e7595b56e308c348753e"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/crater/target/debug/deps/mp3-263f573750de8d69 [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test bitreader::test_stream2 ... ok [INFO] [stdout] test bitreader::test_short_reads ... ok [INFO] [stdout] test peeker::test_peek_in_small_buf ... ok [INFO] [stdout] test bitreader::test_stream ... ok [INFO] [stdout] test layer1::test_bit_allocations ... ok [INFO] [stdout] test layer1::test_scale_factors ... ok [INFO] [stdout] test peeker::test_peek_in_medium_buf ... ok [INFO] [stdout] test bitreader::test_medium_reads ... ok [INFO] [stdout] test bitreader::test_large_reads ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "59ecd66c83d15f2562363b0c53c3b788a03fef309161e7595b56e308c348753e"` [INFO] running `"docker" "rm" "-f" "59ecd66c83d15f2562363b0c53c3b788a03fef309161e7595b56e308c348753e"` [INFO] [stdout] 59ecd66c83d15f2562363b0c53c3b788a03fef309161e7595b56e308c348753e