[INFO] fetching crate simplemad 0.9.0...
[INFO] testing simplemad-0.9.0 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate simplemad 0.9.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate simplemad 0.9.0
[INFO] finished tweaking crates.io crate simplemad 0.9.0
[INFO] tweaked toml for crates.io crate simplemad 0.9.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate simplemad 0.9.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to highest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `simplemad` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gcc v0.3.55
[INFO] [stderr]   Downloaded libc v0.1.12
[INFO] [stderr]   Downloaded simplemad_sys v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 6f5dea0a62b311b5226fb004207bea7f84018710a68f4e693f00e36cc735ca20
[INFO] running `Command { std: "docker" "start" "6f5dea0a62b311b5226fb004207bea7f84018710a68f4e693f00e36cc735ca20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f5dea0a62b311b5226fb004207bea7f84018710a68f4e693f00e36cc735ca20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6f5dea0a62b311b5226fb004207bea7f84018710a68f4e693f00e36cc735ca20" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f5dea0a62b311b5226fb004207bea7f84018710a68f4e693f00e36cc735ca20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6f5dea0a62b311b5226fb004207bea7f84018710a68f4e693f00e36cc735ca20" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `simplemad` (manifest) generated 1 warning
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling pkg-config v0.3.34
[INFO] [stderr]    Compiling libc v0.1.12
[INFO] [stderr]    Compiling simplemad_sys v0.5.0
[INFO] [stderr]    Compiling simplemad v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:126:26
[INFO] [stdout]     |
[INFO] [stdout] 126 |         let bytes_read = try!(new_decoder.reader.read(&mut *new_decoder.buffer));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:188:20
[INFO] [stdout]     |
[INFO] [stdout] 188 |                 if try!(self.refill_buffer()) == 0 {
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:206:28
[INFO] [stdout]     |
[INFO] [stdout] 206 |                         if try!(self.refill_buffer()) == 0 {
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:292:19
[INFO] [stdout]     |
[INFO] [stdout] 292 |             match try!(self.reader.read(slice)) {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl i32>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/lib.rs:417:30
[INFO] [stdout]     |
[INFO] [stdout] 417 |         if self.value > i32::max_value() / 8 {
[INFO] [stdout]     |                              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl i32>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/lib.rs:418:18
[INFO] [stdout]     |
[INFO] [stdout] 418 |             i32::max_value()
[INFO] [stdout]     |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl i32>::min_value`: replaced by the `MIN` associated constant on this type
[INFO] [stdout]    --> src/lib.rs:419:37
[INFO] [stdout]     |
[INFO] [stdout] 419 |         } else if self.value < i32::min_value() / 8 {
[INFO] [stdout]     |                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl i32>::min_value`: replaced by the `MIN` associated constant on this type
[INFO] [stdout]    --> src/lib.rs:420:18
[INFO] [stdout]     |
[INFO] [stdout] 420 |             i32::min_value()
[INFO] [stdout]     |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/lib.rs:257:14
[INFO] [stdout]     |
[INFO] [stdout] 257 |             .into_iter()
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 257 -             .into_iter()
[INFO] [stdout] 257 +             .iter()
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 256 -         let samples = pcm.samples
[INFO] [stdout] 257 -             .into_iter()
[INFO] [stdout] 256 +         let samples = IntoIterator::into_iter(pcm.samples)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.28s
[INFO] running `Command { std: "docker" "inspect" "6f5dea0a62b311b5226fb004207bea7f84018710a68f4e693f00e36cc735ca20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6f5dea0a62b311b5226fb004207bea7f84018710a68f4e693f00e36cc735ca20" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `simplemad` (manifest) generated 1 warning
[INFO] [stderr]    Compiling simplemad v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:126:26
[INFO] [stdout]     |
[INFO] [stdout] 126 |         let bytes_read = try!(new_decoder.reader.read(&mut *new_decoder.buffer));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:188:20
[INFO] [stdout]     |
[INFO] [stdout] 188 |                 if try!(self.refill_buffer()) == 0 {
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:206:28
[INFO] [stdout]     |
[INFO] [stdout] 206 |                         if try!(self.refill_buffer()) == 0 {
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:292:19
[INFO] [stdout]     |
[INFO] [stdout] 292 |             match try!(self.reader.read(slice)) {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl i32>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/lib.rs:417:30
[INFO] [stdout]     |
[INFO] [stdout] 417 |         if self.value > i32::max_value() / 8 {
[INFO] [stdout]     |                              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl i32>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/lib.rs:418:18
[INFO] [stdout]     |
[INFO] [stdout] 418 |             i32::max_value()
[INFO] [stdout]     |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl i32>::min_value`: replaced by the `MIN` associated constant on this type
[INFO] [stdout]    --> src/lib.rs:419:37
[INFO] [stdout]     |
[INFO] [stdout] 419 |         } else if self.value < i32::min_value() / 8 {
[INFO] [stdout]     |                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl i32>::min_value`: replaced by the `MIN` associated constant on this type
[INFO] [stdout]    --> src/lib.rs:420:18
[INFO] [stdout]     |
[INFO] [stdout] 420 |             i32::min_value()
[INFO] [stdout]     |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/lib.rs:257:14
[INFO] [stdout]     |
[INFO] [stdout] 257 |             .into_iter()
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 257 -             .into_iter()
[INFO] [stdout] 257 +             .iter()
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 256 -         let samples = pcm.samples
[INFO] [stdout] 257 -             .into_iter()
[INFO] [stdout] 256 +         let samples = IntoIterator::into_iter(pcm.samples)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:126:26
[INFO] [stdout]     |
[INFO] [stdout] 126 |         let bytes_read = try!(new_decoder.reader.read(&mut *new_decoder.buffer));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:188:20
[INFO] [stdout]     |
[INFO] [stdout] 188 |                 if try!(self.refill_buffer()) == 0 {
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:206:28
[INFO] [stdout]     |
[INFO] [stdout] 206 |                         if try!(self.refill_buffer()) == 0 {
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:292:19
[INFO] [stdout]     |
[INFO] [stdout] 292 |             match try!(self.reader.read(slice)) {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl i32>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/lib.rs:417:30
[INFO] [stdout]     |
[INFO] [stdout] 417 |         if self.value > i32::max_value() / 8 {
[INFO] [stdout]     |                              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl i32>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/lib.rs:418:18
[INFO] [stdout]     |
[INFO] [stdout] 418 |             i32::max_value()
[INFO] [stdout]     |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl i32>::min_value`: replaced by the `MIN` associated constant on this type
[INFO] [stdout]    --> src/lib.rs:419:37
[INFO] [stdout]     |
[INFO] [stdout] 419 |         } else if self.value < i32::min_value() / 8 {
[INFO] [stdout]     |                                     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl i32>::min_value`: replaced by the `MIN` associated constant on this type
[INFO] [stdout]    --> src/lib.rs:420:18
[INFO] [stdout]     |
[INFO] [stdout] 420 |             i32::min_value()
[INFO] [stdout]     |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]    --> src/lib.rs:257:14
[INFO] [stdout]     |
[INFO] [stdout] 257 |             .into_iter()
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 257 -             .into_iter()
[INFO] [stdout] 257 +             .iter()
[INFO] [stdout]     |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 256 -         let samples = pcm.samples
[INFO] [stdout] 257 -             .into_iter()
[INFO] [stdout] 256 +         let samples = IntoIterator::into_iter(pcm.samples)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "6f5dea0a62b311b5226fb004207bea7f84018710a68f4e693f00e36cc735ca20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6f5dea0a62b311b5226fb004207bea7f84018710a68f4e693f00e36cc735ca20" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `simplemad` (manifest) generated 1 warning
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:126:26
[INFO] [stderr]     |
[INFO] [stderr] 126 |         let bytes_read = try!(new_decoder.reader.read(&mut *new_decoder.buffer));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:188:20
[INFO] [stderr]     |
[INFO] [stderr] 188 |                 if try!(self.refill_buffer()) == 0 {
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:206:28
[INFO] [stderr]     |
[INFO] [stderr] 206 |                         if try!(self.refill_buffer()) == 0 {
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:292:19
[INFO] [stderr]     |
[INFO] [stderr] 292 |             match try!(self.reader.read(slice)) {
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::num::<impl i32>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stderr]    --> src/lib.rs:417:30
[INFO] [stderr]     |
[INFO] [stderr] 417 |         if self.value > i32::max_value() / 8 {
[INFO] [stderr]     |                              ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::num::<impl i32>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stderr]    --> src/lib.rs:418:18
[INFO] [stderr]     |
[INFO] [stderr] 418 |             i32::max_value()
[INFO] [stderr]     |                  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::num::<impl i32>::min_value`: replaced by the `MIN` associated constant on this type
[INFO] [stderr]    --> src/lib.rs:419:37
[INFO] [stderr]     |
[INFO] [stderr] 419 |         } else if self.value < i32::min_value() / 8 {
[INFO] [stderr]     |                                     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::num::<impl i32>::min_value`: replaced by the `MIN` associated constant on this type
[INFO] [stderr]    --> src/lib.rs:420:18
[INFO] [stderr]     |
[INFO] [stderr] 420 |             i32::min_value()
[INFO] [stderr]     |                  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stderr]    --> src/lib.rs:257:14
[INFO] [stderr]     |
[INFO] [stderr] 257 |             .into_iter()
[INFO] [stderr]     |              ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this changes meaning in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stderr]     = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stderr]     |
[INFO] [stderr] 257 -             .into_iter()
[INFO] [stderr] 257 +             .iter()
[INFO] [stderr]     |
[INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stderr]     |
[INFO] [stderr] 256 -         let samples = pcm.samples
[INFO] [stderr] 257 -             .into_iter()
[INFO] [stderr] 256 +         let samples = IntoIterator::into_iter(pcm.samples)
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `simplemad` (lib) generated 9 warnings (run `cargo fix --lib -p simplemad` to apply 1 suggestion)
[INFO] [stderr] warning: `simplemad` (lib test) generated 9 warnings (9 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/simplemad-b46e5bb9a0c2bf55)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/simplemad-b46e5bb9a0c2bf55` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "6f5dea0a62b311b5226fb004207bea7f84018710a68f4e693f00e36cc735ca20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f5dea0a62b311b5226fb004207bea7f84018710a68f4e693f00e36cc735ca20", kill_on_drop: false }`
[INFO] [stdout] 6f5dea0a62b311b5226fb004207bea7f84018710a68f4e693f00e36cc735ca20
