[INFO] fetching crate ruffbox_synth 0.12.0...
[INFO] testing ruffbox_synth-0.12.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate ruffbox_synth 0.12.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate ruffbox_synth 0.12.0
[INFO] finished tweaking crates.io crate ruffbox_synth 0.12.0
[INFO] tweaked toml for crates.io crate ruffbox_synth 0.12.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ruffbox_synth 0.12.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ruffbox_synth 0.12.0 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded transpose v0.2.3
[INFO] [stderr]   Downloaded assert_approx_eq v1.1.0
[INFO] [stderr]   Downloaded chfft v0.3.4
[INFO] [stderr]   Downloaded primal-check v0.3.4
[INFO] [stderr]   Downloaded redox_syscall v0.5.12
[INFO] [stderr]   Downloaded realfft v2.0.1
[INFO] [stderr]   Downloaded rubato v0.10.1
[INFO] [stderr]   Downloaded rustfft v6.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f748ab5cf9b51de0c29b22db06c35a13463ab90f71b32f0cae8d41b7784bef3
[INFO] running `Command { std: "docker" "start" "-a" "1f748ab5cf9b51de0c29b22db06c35a13463ab90f71b32f0cae8d41b7784bef3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f748ab5cf9b51de0c29b22db06c35a13463ab90f71b32f0cae8d41b7784bef3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f748ab5cf9b51de0c29b22db06c35a13463ab90f71b32f0cae8d41b7784bef3", kill_on_drop: false }`
[INFO] [stdout] 1f748ab5cf9b51de0c29b22db06c35a13463ab90f71b32f0cae8d41b7784bef3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ea640c4efc2acee81f2d2a6234c47a650586025a8a36dddb58a6f2d166da078
[INFO] running `Command { std: "docker" "start" "-a" "3ea640c4efc2acee81f2d2a6234c47a650586025a8a36dddb58a6f2d166da078", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling strength_reduce v0.2.4
[INFO] [stderr]    Compiling rustfft v6.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling dashmap v5.5.3
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling transpose v0.2.3
[INFO] [stderr]    Compiling primal-check v0.3.4
[INFO] [stderr]    Compiling chfft v0.3.4
[INFO] [stderr]    Compiling realfft v2.0.1
[INFO] [stderr]    Compiling rubato v0.10.1
[INFO] [stderr]    Compiling ruffbox_synth v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.10s
[INFO] running `Command { std: "docker" "inspect" "3ea640c4efc2acee81f2d2a6234c47a650586025a8a36dddb58a6f2d166da078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ea640c4efc2acee81f2d2a6234c47a650586025a8a36dddb58a6f2d166da078", kill_on_drop: false }`
[INFO] [stdout] 3ea640c4efc2acee81f2d2a6234c47a650586025a8a36dddb58a6f2d166da078
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5629a6cf65871dcbc4669c2a76d4170170092b77114c673be7142c189073c2e4
[INFO] running `Command { std: "docker" "start" "-a" "5629a6cf65871dcbc4669c2a76d4170170092b77114c673be7142c189073c2e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling assert_approx_eq v1.1.0
[INFO] [stderr]    Compiling ruffbox_synth v0.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `assert_no_alloc`
[INFO] [stdout]     --> src/ruffbox.rs:1040:9
[INFO] [stdout]      |
[INFO] [stdout] 1040 |     use assert_no_alloc::*;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `assert_no_alloc`
[INFO] [stdout]      |
[INFO] [stdout]      = help: if you wanted to use a crate named `assert_no_alloc`, use `cargo add assert_no_alloc` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ruffbox_synth` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "5629a6cf65871dcbc4669c2a76d4170170092b77114c673be7142c189073c2e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5629a6cf65871dcbc4669c2a76d4170170092b77114c673be7142c189073c2e4", kill_on_drop: false }`
[INFO] [stdout] 5629a6cf65871dcbc4669c2a76d4170170092b77114c673be7142c189073c2e4