[INFO] fetching crate audrey 0.3.0... [INFO] checking audrey-0.3.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate audrey 0.3.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate audrey 0.3.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate audrey 0.3.0 [INFO] finished tweaking crates.io crate audrey 0.3.0 [INFO] tweaked toml for crates.io crate audrey 0.3.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate crates.io crate audrey 0.3.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded smallvec v0.6.14 [INFO] [stderr] Downloaded hound v3.4.0 [INFO] [stderr] Downloaded peeking_take_while v0.1.2 [INFO] [stderr] Downloaded dasp_frame v0.11.0 [INFO] [stderr] Downloaded bitreader v0.3.2 [INFO] [stderr] Downloaded alsa-sys v0.1.2 [INFO] [stderr] Downloaded caf v0.1.0 [INFO] [stderr] Downloaded log v0.4.13 [INFO] [stderr] Downloaded miniz_oxide v0.4.3 [INFO] [stderr] Downloaded claxon v0.4.3 [INFO] [stderr] Downloaded regex-syntax v0.6.22 [INFO] [stderr] Downloaded regex v1.4.3 [INFO] [stderr] Downloaded bindgen v0.56.0 [INFO] [stderr] Downloaded object v0.22.0 [INFO] [stderr] Downloaded syn v1.0.58 [INFO] [stderr] Downloaded libc v0.2.82 [INFO] [stderr] Downloaded nom v5.1.2 [INFO] [stderr] Downloaded backtrace v0.3.55 [INFO] [stderr] Downloaded cpal v0.10.0 [INFO] [stderr] Downloaded mp4parse v0.10.1 [INFO] [stderr] Downloaded core-foundation-sys v0.6.2 [INFO] [stderr] Downloaded clang-sys v1.0.3 [INFO] [stderr] Downloaded coreaudio-rs v0.9.1 [INFO] [stderr] Downloaded quote v1.0.8 [INFO] [stderr] Downloaded synstructure v0.12.4 [INFO] [stderr] Downloaded cexpr v0.4.0 [INFO] [stderr] Downloaded glob v0.3.0 [INFO] [stderr] Downloaded ogg v0.7.1 [INFO] [stderr] Downloaded lazycell v1.3.0 [INFO] [stderr] Downloaded rustc-demangle v0.1.18 [INFO] [stderr] Downloaded dasp_sample v0.11.0 [INFO] [stderr] Downloaded shlex v0.1.1 [INFO] [stderr] Downloaded coreaudio-sys v0.2.8 [INFO] [stderr] Downloaded stdweb v0.1.3 [INFO] [stderr] Downloaded lewton v0.9.4 [INFO] [stderr] Downloaded alac v0.5.0 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0a3c5d418e6962e06c0c1dcd1025bc859ca7077d1582a973a105b39923c97948 [INFO] running `Command { std: "docker" "start" "-a" "0a3c5d418e6962e06c0c1dcd1025bc859ca7077d1582a973a105b39923c97948", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0a3c5d418e6962e06c0c1dcd1025bc859ca7077d1582a973a105b39923c97948", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a3c5d418e6962e06c0c1dcd1025bc859ca7077d1582a973a105b39923c97948", kill_on_drop: false }` [INFO] [stdout] 0a3c5d418e6962e06c0c1dcd1025bc859ca7077d1582a973a105b39923c97948 [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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bb71932a6a171808148a0388a36d2bc1758fbeb03502102b95b66f391c4b9ab4 [INFO] running `Command { std: "docker" "start" "-a" "bb71932a6a171808148a0388a36d2bc1758fbeb03502102b95b66f391c4b9ab4", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Checking byteorder v1.4.2 [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling log v0.4.13 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Checking gimli v0.23.0 [INFO] [stderr] Checking object v0.22.0 [INFO] [stderr] Checking rustc-demangle v0.1.18 [INFO] [stderr] Checking dasp_sample v0.11.0 [INFO] [stderr] Checking bitreader v0.3.2 [INFO] [stderr] Compiling cpal v0.10.0 [INFO] [stderr] Checking hound v3.4.0 [INFO] [stderr] Checking ogg v0.7.1 [INFO] [stderr] Checking caf v0.1.0 [INFO] [stderr] Checking dasp_frame v0.11.0 [INFO] [stderr] Checking claxon v0.4.3 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling alsa-sys v0.1.2 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking lewton v0.9.4 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking mp4parse v0.10.1 [INFO] [stderr] Checking addr2line v0.14.1 [INFO] [stderr] Checking alac v0.5.0 [INFO] [stderr] Checking audrey v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `caf` is imported redundantly [INFO] [stdout] --> src/read.rs:6:11 [INFO] [stdout] | [INFO] [stdout] 6 | use caf::{self, CafError}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | pub extern crate caf; [INFO] [stdout] | --------------------- the item `caf` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `claxon` is imported redundantly [INFO] [stdout] --> src/read.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use claxon; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | pub extern crate claxon; // flac [INFO] [stdout] | ------------------------ the item `claxon` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `hound` is imported redundantly [INFO] [stdout] --> src/read.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use hound; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | pub extern crate hound; // wav [INFO] [stdout] | ----------------------- the item `hound` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `lewton` is imported redundantly [INFO] [stdout] --> src/read.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use lewton; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 | pub extern crate lewton; // ogg vorbis [INFO] [stdout] | ------------------------ the item `lewton` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:603:62 [INFO] [stdout] | [INFO] [stdout] 603 | FormatError::Flac(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:609:67 [INFO] [stdout] | [INFO] [stdout] 609 | FormatError::OggVorbis(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:611:61 [INFO] [stdout] | [INFO] [stdout] 611 | FormatError::Wav(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:617:61 [INFO] [stdout] | [INFO] [stdout] 617 | FormatError::Caf(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:645:58 [INFO] [stdout] | [INFO] [stdout] 645 | ReadError::Io(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:646:62 [INFO] [stdout] | [INFO] [stdout] 646 | ReadError::Reader(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:679:72 [INFO] [stdout] | [INFO] [stdout] 679 | FormatError::Alac(_) => write!(f, "{}", std::error::Error::description(self)), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:689:80 [INFO] [stdout] | [INFO] [stdout] 689 | ReadError::UnsupportedFormat => write!(f, "{}", std::error::Error::description(self)), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking backtrace v0.3.55 [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/read.rs:455:25 [INFO] [stdout] | [INFO] [stdout] 455 | std::mem::replace(buffer, packet); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 455 | let _ = std::mem::replace(buffer, packet); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/read.rs:510:25 [INFO] [stdout] | [INFO] [stdout] 510 | std::mem::replace(buffer, packet); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 510 | let _ = std::mem::replace(buffer, packet); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stdout] warning: the item `caf` is imported redundantly [INFO] [stdout] --> src/read.rs:6:11 [INFO] [stdout] | [INFO] [stdout] 6 | use caf::{self, CafError}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | pub extern crate caf; [INFO] [stdout] | --------------------- the item `caf` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `claxon` is imported redundantly [INFO] [stdout] --> src/read.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use claxon; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | pub extern crate claxon; // flac [INFO] [stdout] | ------------------------ the item `claxon` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `hound` is imported redundantly [INFO] [stdout] --> src/read.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use hound; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | pub extern crate hound; // wav [INFO] [stdout] | ----------------------- the item `hound` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `lewton` is imported redundantly [INFO] [stdout] --> src/read.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use lewton; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 | pub extern crate lewton; // ogg vorbis [INFO] [stdout] | ------------------------ the item `lewton` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:603:62 [INFO] [stdout] | [INFO] [stdout] 603 | FormatError::Flac(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:609:67 [INFO] [stdout] | [INFO] [stdout] 609 | FormatError::OggVorbis(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:611:61 [INFO] [stdout] | [INFO] [stdout] 611 | FormatError::Wav(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:617:61 [INFO] [stdout] | [INFO] [stdout] 617 | FormatError::Caf(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:645:58 [INFO] [stdout] | [INFO] [stdout] 645 | ReadError::Io(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:646:62 [INFO] [stdout] | [INFO] [stdout] 646 | ReadError::Reader(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:679:72 [INFO] [stdout] | [INFO] [stdout] 679 | FormatError::Alac(_) => write!(f, "{}", std::error::Error::description(self)), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:689:80 [INFO] [stdout] | [INFO] [stdout] 689 | ReadError::UnsupportedFormat => write!(f, "{}", std::error::Error::description(self)), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/read.rs:455:25 [INFO] [stdout] | [INFO] [stdout] 455 | std::mem::replace(buffer, packet); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 455 | let _ = std::mem::replace(buffer, packet); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/read.rs:510:25 [INFO] [stdout] | [INFO] [stdout] 510 | std::mem::replace(buffer, packet); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 510 | let _ = std::mem::replace(buffer, packet); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.56s [INFO] running `Command { std: "docker" "inspect" "bb71932a6a171808148a0388a36d2bc1758fbeb03502102b95b66f391c4b9ab4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb71932a6a171808148a0388a36d2bc1758fbeb03502102b95b66f391c4b9ab4", kill_on_drop: false }` [INFO] [stdout] bb71932a6a171808148a0388a36d2bc1758fbeb03502102b95b66f391c4b9ab4 [INFO] checking audrey-0.3.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate audrey 0.3.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate audrey 0.3.0 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate audrey 0.3.0 [INFO] finished tweaking crates.io crate audrey 0.3.0 [INFO] tweaked toml for crates.io crate audrey 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate audrey 0.3.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6414ff7e7a6eed809687ebc9ba37faeada357db1665fbed5370a7d62f971c68d [INFO] running `Command { std: "docker" "start" "-a" "6414ff7e7a6eed809687ebc9ba37faeada357db1665fbed5370a7d62f971c68d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6414ff7e7a6eed809687ebc9ba37faeada357db1665fbed5370a7d62f971c68d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6414ff7e7a6eed809687ebc9ba37faeada357db1665fbed5370a7d62f971c68d", kill_on_drop: false }` [INFO] [stdout] 6414ff7e7a6eed809687ebc9ba37faeada357db1665fbed5370a7d62f971c68d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 83e5b20f4a845a078211377e727d256a9895eb6a5555e85d9b4eced099b8b4b8 [INFO] running `Command { std: "docker" "start" "-a" "83e5b20f4a845a078211377e727d256a9895eb6a5555e85d9b4eced099b8b4b8", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Checking byteorder v1.4.2 [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling log v0.4.13 [INFO] [stderr] Checking gimli v0.23.0 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Checking object v0.22.0 [INFO] [stderr] Checking rustc-demangle v0.1.18 [INFO] [stderr] Checking dasp_sample v0.11.0 [INFO] [stderr] Checking bitreader v0.3.2 [INFO] [stderr] Compiling cpal v0.10.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking claxon v0.4.3 [INFO] [stderr] Checking hound v3.4.0 [INFO] [stderr] Checking ogg v0.7.1 [INFO] [stderr] Checking caf v0.1.0 [INFO] [stderr] Checking dasp_frame v0.11.0 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Checking lewton v0.9.4 [INFO] [stderr] Compiling alsa-sys v0.1.2 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking mp4parse v0.10.1 [INFO] [stderr] Checking alac v0.5.0 [INFO] [stderr] Checking audrey v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `caf` is imported redundantly [INFO] [stdout] --> src/read.rs:6:11 [INFO] [stdout] | [INFO] [stdout] 6 | use caf::{self, CafError}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | pub extern crate caf; [INFO] [stdout] | --------------------- the item `caf` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `claxon` is imported redundantly [INFO] [stdout] --> src/read.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use claxon; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | pub extern crate claxon; // flac [INFO] [stdout] | ------------------------ the item `claxon` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `hound` is imported redundantly [INFO] [stdout] --> src/read.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use hound; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | pub extern crate hound; // wav [INFO] [stdout] | ----------------------- the item `hound` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `lewton` is imported redundantly [INFO] [stdout] --> src/read.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use lewton; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 | pub extern crate lewton; // ogg vorbis [INFO] [stdout] | ------------------------ the item `lewton` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:603:62 [INFO] [stdout] | [INFO] [stdout] 603 | FormatError::Flac(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:609:67 [INFO] [stdout] | [INFO] [stdout] 609 | FormatError::OggVorbis(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:611:61 [INFO] [stdout] | [INFO] [stdout] 611 | FormatError::Wav(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:617:61 [INFO] [stdout] | [INFO] [stdout] 617 | FormatError::Caf(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:645:58 [INFO] [stdout] | [INFO] [stdout] 645 | ReadError::Io(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:646:62 [INFO] [stdout] | [INFO] [stdout] 646 | ReadError::Reader(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:679:72 [INFO] [stdout] | [INFO] [stdout] 679 | FormatError::Alac(_) => write!(f, "{}", std::error::Error::description(self)), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:689:80 [INFO] [stdout] | [INFO] [stdout] 689 | ReadError::UnsupportedFormat => write!(f, "{}", std::error::Error::description(self)), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking addr2line v0.14.1 [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/read.rs:455:25 [INFO] [stdout] | [INFO] [stdout] 455 | std::mem::replace(buffer, packet); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 455 | let _ = std::mem::replace(buffer, packet); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/read.rs:510:25 [INFO] [stdout] | [INFO] [stdout] 510 | std::mem::replace(buffer, packet); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 510 | let _ = std::mem::replace(buffer, packet); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking backtrace v0.3.55 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stdout] warning: the item `caf` is imported redundantly [INFO] [stdout] --> src/read.rs:6:11 [INFO] [stdout] | [INFO] [stdout] 6 | use caf::{self, CafError}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | pub extern crate caf; [INFO] [stdout] | --------------------- the item `caf` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `claxon` is imported redundantly [INFO] [stdout] --> src/read.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use claxon; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | pub extern crate claxon; // flac [INFO] [stdout] | ------------------------ the item `claxon` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `hound` is imported redundantly [INFO] [stdout] --> src/read.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use hound; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:11:1 [INFO] [stdout] | [INFO] [stdout] 11 | pub extern crate hound; // wav [INFO] [stdout] | ----------------------- the item `hound` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `lewton` is imported redundantly [INFO] [stdout] --> src/read.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use lewton; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:13:1 [INFO] [stdout] | [INFO] [stdout] 13 | pub extern crate lewton; // ogg vorbis [INFO] [stdout] | ------------------------ the item `lewton` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:603:62 [INFO] [stdout] | [INFO] [stdout] 603 | FormatError::Flac(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:609:67 [INFO] [stdout] | [INFO] [stdout] 609 | FormatError::OggVorbis(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:611:61 [INFO] [stdout] | [INFO] [stdout] 611 | FormatError::Wav(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:617:61 [INFO] [stdout] | [INFO] [stdout] 617 | FormatError::Caf(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:645:58 [INFO] [stdout] | [INFO] [stdout] 645 | ReadError::Io(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:646:62 [INFO] [stdout] | [INFO] [stdout] 646 | ReadError::Reader(ref err) => std::error::Error::description(err), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:679:72 [INFO] [stdout] | [INFO] [stdout] 679 | FormatError::Alac(_) => write!(f, "{}", std::error::Error::description(self)), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/read.rs:689:80 [INFO] [stdout] | [INFO] [stdout] 689 | ReadError::UnsupportedFormat => write!(f, "{}", std::error::Error::description(self)), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/read.rs:455:25 [INFO] [stdout] | [INFO] [stdout] 455 | std::mem::replace(buffer, packet); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 455 | let _ = std::mem::replace(buffer, packet); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/read.rs:510:25 [INFO] [stdout] | [INFO] [stdout] 510 | std::mem::replace(buffer, packet); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 510 | let _ = std::mem::replace(buffer, packet); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.68s [INFO] running `Command { std: "docker" "inspect" "83e5b20f4a845a078211377e727d256a9895eb6a5555e85d9b4eced099b8b4b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83e5b20f4a845a078211377e727d256a9895eb6a5555e85d9b4eced099b8b4b8", kill_on_drop: false }` [INFO] [stdout] 83e5b20f4a845a078211377e727d256a9895eb6a5555e85d9b4eced099b8b4b8