[INFO] cloning repository https://github.com/irh/freeverb-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/irh/freeverb-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Firh%2Ffreeverb-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Firh%2Ffreeverb-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5e85a24c7d1ddf9ad660282752c7b68a6941f90f
[INFO] checking irh/freeverb-rs against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Firh%2Ffreeverb-rs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/irh/freeverb-rs 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 git repo https://github.com/irh/freeverb-rs
[INFO] finished tweaking git repo https://github.com/irh/freeverb-rs
[INFO] tweaked toml for git repo https://github.com/irh/freeverb-rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/irh/freeverb-rs 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] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded glib-sys v0.7.0
[INFO] [stderr]   Downloaded pango v0.5.0
[INFO] [stderr]   Downloaded ringbuf v0.2.3
[INFO] [stderr]   Downloaded gobject-sys v0.7.0
[INFO] [stderr]   Downloaded pango-sys v0.7.0
[INFO] [stderr]   Downloaded gdk-pixbuf v0.5.0
[INFO] [stderr]   Downloaded clang-sys v1.1.0
[INFO] [stderr]   Downloaded audio_thread_priority v0.3.0
[INFO] [stderr]   Downloaded tar v0.4.32
[INFO] [stderr]   Downloaded js-sys v0.3.47
[INFO] [stderr]   Downloaded idna v0.2.1
[INFO] [stderr]   Downloaded gtk v0.5.0
[INFO] [stderr]   Downloaded web-sys v0.3.47
[INFO] [stderr]   Downloaded gdk v0.9.0
[INFO] [stderr]   Downloaded gio v0.5.1
[INFO] [stderr]   Downloaded gdk-sys v0.7.0
[INFO] [stderr]   Downloaded gio-sys v0.7.0
[INFO] [stderr]   Downloaded gtk-sys v0.7.0
[INFO] [stderr]   Downloaded cairo-rs v0.5.0
[INFO] [stderr]   Downloaded atk-sys v0.7.0
[INFO] [stderr]   Downloaded cairo-sys-rs v0.7.0
[INFO] [stderr]   Downloaded glib v0.6.1
[INFO] [stderr]   Downloaded fragile v0.3.0
[INFO] [stderr]   Downloaded gdk-pixbuf-sys v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2e28a426ac1f14f2ffba21901f6e2e573e0901aefa205ac81fe5382e62d49ee5
[INFO] running `Command { std: "docker" "start" "-a" "2e28a426ac1f14f2ffba21901f6e2e573e0901aefa205ac81fe5382e62d49ee5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e28a426ac1f14f2ffba21901f6e2e573e0901aefa205ac81fe5382e62d49ee5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e28a426ac1f14f2ffba21901f6e2e573e0901aefa205ac81fe5382e62d49ee5", kill_on_drop: false }`
[INFO] [stdout] 2e28a426ac1f14f2ffba21901f6e2e573e0901aefa205ac81fe5382e62d49ee5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] a2a4c7cc81175ffba5317f4ea3fd22f382f40438acff57437c8ad287e3c8f32a
[INFO] running `Command { std: "docker" "start" "-a" "a2a4c7cc81175ffba5317f4ea3fd22f382f40438acff57437c8ad287e3c8f32a", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling syn v1.0.67
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.81
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking freeverb v0.1.0 (/opt/rustwide/workdir/src/freeverb)
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling gio v0.5.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.5.0
[INFO] [stderr]    Compiling glib-sys v0.7.0
[INFO] [stderr]    Compiling gobject-sys v0.7.0
[INFO] [stderr]    Compiling gio-sys v0.7.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.7.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.7.0
[INFO] [stderr]    Compiling pango-sys v0.7.0
[INFO] [stderr]    Compiling gdk-sys v0.7.0
[INFO] [stderr]    Compiling atk-sys v0.7.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling gtk-sys v0.7.0
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]     Checking fragile v0.3.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling bumpalo v3.6.0
[INFO] [stderr]    Compiling cairo-rs v0.5.0
[INFO] [stderr]    Compiling gdk v0.9.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling cpal v0.13.1
[INFO] [stderr]    Compiling gtk v0.5.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.81
[INFO] [stderr]     Checking audio_module v0.0.1 (/opt/rustwide/workdir/src/audio_module)
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking ringbuf v0.2.3
[INFO] [stderr]     Checking freeverb-clib v0.0.1 (/opt/rustwide/workdir/src/clib)
[INFO] [stderr]     Checking audio_thread_priority v0.3.0
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking glib v0.6.1
[INFO] [stderr]     Checking pango v0.5.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.81
[INFO] [stderr]     Checking alsa v0.4.3
[INFO] [stderr]     Checking freeverb_module v0.1.0 (/opt/rustwide/workdir/src/freeverb_module)
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.81
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.81
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking freeverb-wasm v0.0.1 (/opt/rustwide/workdir/examples/wasm)
[INFO] [stderr]     Checking freeverb-gtk v0.1.0 (/opt/rustwide/workdir/examples/app_gtk)
[INFO] [stdout] warning: fields `output` and `input` are never read
[INFO] [stdout]  --> examples/app_gtk/src/audio_thread.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct AudioStreams {
[INFO] [stdout]   |            ------------ fields in this struct
[INFO] [stdout] 8 |     pub output: cpal::Stream,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout] 9 |     pub input: cpal::Stream,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `output` and `input` are never read
[INFO] [stdout]  --> examples/app_gtk/src/audio_thread.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct AudioStreams {
[INFO] [stdout]   |            ------------ fields in this struct
[INFO] [stdout] 8 |     pub output: cpal::Stream,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout] 9 |     pub input: cpal::Stream,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.81
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "a2a4c7cc81175ffba5317f4ea3fd22f382f40438acff57437c8ad287e3c8f32a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2a4c7cc81175ffba5317f4ea3fd22f382f40438acff57437c8ad287e3c8f32a", kill_on_drop: false }`
[INFO] [stdout] a2a4c7cc81175ffba5317f4ea3fd22f382f40438acff57437c8ad287e3c8f32a