[INFO] fetching crate dx7 0.0.4...
[INFO] testing dx7-0.0.4 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate dx7 0.0.4 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate dx7 0.0.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate dx7 0.0.4
[INFO] tweaked toml for crates.io crate dx7 0.0.4 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dx7 0.0.4 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate dx7 0.0.4 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7cd655709f74650f2523783a4c083fdaf21f5834c4f92f4e4d9e89c2de5d3121
[INFO] running `Command { std: "docker" "start" "7cd655709f74650f2523783a4c083fdaf21f5834c4f92f4e4d9e89c2de5d3121", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cd655709f74650f2523783a4c083fdaf21f5834c4f92f4e4d9e89c2de5d3121", 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" "7cd655709f74650f2523783a4c083fdaf21f5834c4f92f4e4d9e89c2de5d3121" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7cd655709f74650f2523783a4c083fdaf21f5834c4f92f4e4d9e89c2de5d3121", 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" "7cd655709f74650f2523783a4c083fdaf21f5834c4f92f4e4d9e89c2de5d3121" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling dx7 v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "7cd655709f74650f2523783a4c083fdaf21f5834c4f92f4e4d9e89c2de5d3121", 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" "7cd655709f74650f2523783a4c083fdaf21f5834c4f92f4e4d9e89c2de5d3121" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling strength_reduce v0.2.4
[INFO] [stderr]    Compiling jiff v0.2.15
[INFO] [stderr]    Compiling hound v3.5.1
[INFO] [stderr]    Compiling anstream v0.6.20
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling primal-check v0.3.4
[INFO] [stderr]    Compiling transpose v0.2.3
[INFO] [stderr]    Compiling rustfft v6.4.1
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]    Compiling dx7 v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `common::generate_wav`
[INFO] [stdout]  --> tests/fft_tests.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use common::generate_wav;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `WavSpec` and `WavWriter`
[INFO] [stdout]  --> tests/smoke.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use hound::{WavSpec, WavWriter};
[INFO] [stdout]   |             ^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expected_feedback`
[INFO] [stdout]   --> tests/smoke.rs:19:36
[INFO] [stdout]    |
[INFO] [stdout] 19 |     for (patch_idx, expected_algo, expected_feedback) in [(0, 3, 0), (20, 2, 3), (31, 4, 7)] {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_feedback`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SAMPLE_RATE` is never used
[INFO] [stdout]   --> tests/smoke.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 |     const SAMPLE_RATE: f32 = 44100.0;
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `near_fundamental`
[INFO] [stdout]   --> tests/fft_tests.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 93 |     let near_fundamental = peaks
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_near_fundamental`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_wav` is never used
[INFO] [stdout]  --> tests/common.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn generate_wav(patch: Patch, midi_note: f32, sample_rate: u32, duration: Duration) -> Vec<u8> {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 29.80s
[INFO] running `Command { std: "docker" "inspect" "7cd655709f74650f2523783a4c083fdaf21f5834c4f92f4e4d9e89c2de5d3121", 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" "7cd655709f74650f2523783a4c083fdaf21f5834c4f92f4e4d9e89c2de5d3121" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `WavSpec` and `WavWriter`
[INFO] [stderr]  --> tests/smoke.rs:3:13
[INFO] [stderr]   |
[INFO] [stderr] 3 | use hound::{WavSpec, WavWriter};
[INFO] [stderr]   |             ^^^^^^^  ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expected_feedback`
[INFO] [stderr]   --> tests/smoke.rs:19:36
[INFO] [stderr]    |
[INFO] [stderr] 19 |     for (patch_idx, expected_algo, expected_feedback) in [(0, 3, 0), (20, 2, 3), (31, 4, 7)] {
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expected_feedback`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `SAMPLE_RATE` is never used
[INFO] [stderr]   --> tests/smoke.rs:12:11
[INFO] [stderr]    |
[INFO] [stderr] 12 |     const SAMPLE_RATE: f32 = 44100.0;
[INFO] [stderr]    |           ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `common::generate_wav`
[INFO] [stderr]  --> tests/fft_tests.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use common::generate_wav;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `near_fundamental`
[INFO] [stderr]   --> tests/fft_tests.rs:93:9
[INFO] [stderr]    |
[INFO] [stderr] 93 |     let near_fundamental = peaks
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_near_fundamental`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `generate_wav` is never used
[INFO] [stderr]  --> tests/common.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn generate_wav(patch: Patch, midi_note: f32, sample_rate: u32, duration: Duration) -> Vec<u8> {
[INFO] [stderr]   |        ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `dx7` (test "smoke") generated 3 warnings (run `cargo fix --test "smoke" -p dx7` to apply 2 suggestions)
[INFO] [stderr] warning: `dx7` (test "fft_tests") generated 3 warnings (run `cargo fix --test "fft_tests" -p dx7` to apply 2 suggestions)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/dx7/37e85302fb28b337/out/dx7-37e85302fb28b337)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/common.rs (/opt/rustwide/target/release/build/dx7/fc09d6da9a6632c8/out/common-fc09d6da9a6632c8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]      Running tests/envelope_test.rs (/opt/rustwide/target/release/build/dx7/888b83987f2d07e9/out/envelope_test-888b83987f2d07e9)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_envelope_triggering ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running tests/fft_tests.rs (/opt/rustwide/target/release/build/dx7/a23480dc9f4b97e2/out/fft_tests-a23480dc9f4b97e2)
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_alg18_dual_modulators_feed_single_carrier ... ok
[INFO] [stdout] test test_alg4_modulator_chain_two_branches ... ok
[INFO] [stderr]      Running tests/smoke.rs (/opt/rustwide/target/release/build/dx7/ca9b59bbeb00f342/out/smoke-ca9b59bbeb00f342)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test smoke_test ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- smoke_test stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'smoke_test' (545) panicked at tests/smoke.rs:33:57:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57b7bbf81141 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x57b7bbf9534a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x57b7bbf8535c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x57b7bbf5d1e6 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x57b7bbf794c9 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x57b7bbf0f9c0 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x57b7bbf79682 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x57b7bbf5d292 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x57b7bbf55e19 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x57b7bbf5de9d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x57b7bbf95a7c - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x57b7bbf95852 - core[a373ad73a504971]::result::unwrap_failed
[INFO] [stdout]   12:     0x57b7bbf02a37 - <smoke[221cc791d2f74c1f]::smoke_test::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x57b7bbf02e0b - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   14:     0x57b7bbf0ffe5 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   15:     0x57b7bbf098d4 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x57b7bbf13072 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x57b7bbf8068f - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7ea6c067ddfa - <unknown>
[INFO] [stdout]   19:     0x7ea6c07113d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     smoke_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test smoke`
[INFO] running `Command { std: "docker" "inspect" "7cd655709f74650f2523783a4c083fdaf21f5834c4f92f4e4d9e89c2de5d3121", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cd655709f74650f2523783a4c083fdaf21f5834c4f92f4e4d9e89c2de5d3121", kill_on_drop: false }`
[INFO] [stdout] 7cd655709f74650f2523783a4c083fdaf21f5834c4f92f4e4d9e89c2de5d3121
