[INFO] cloning repository https://github.com/gridbugs/synth-experiment-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gridbugs/synth-experiment-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgridbugs%2Fsynth-experiment-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgridbugs%2Fsynth-experiment-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 02de8aa92864f5a9e3039d6158cab1921bf1bec1
[INFO] checking gridbugs/synth-experiment-rust against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgridbugs%2Fsynth-experiment-rust" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gridbugs/synth-experiment-rust 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/gridbugs/synth-experiment-rust
[INFO] finished tweaking git repo https://github.com/gridbugs/synth-experiment-rust
[INFO] tweaked toml for git repo https://github.com/gridbugs/synth-experiment-rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/gridbugs/synth-experiment-rust 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded coord_2d v0.3.6
[INFO] [stderr]   Downloaded line_2d v0.5.3
[INFO] [stderr]   Downloaded direction v0.18.1
[INFO] [stderr]   Downloaded chargrid_core v0.3.0
[INFO] [stderr]   Downloaded rgb_int v0.1.3
[INFO] [stderr]   Downloaded grid_2d v0.15.3
[INFO] [stderr]   Downloaded chargrid_sdl2 v0.3.1
[INFO] [stderr]   Downloaded chargrid_common v0.6.0
[INFO] [stderr]   Downloaded chargrid_input v0.5.0
[INFO] [stderr]   Downloaded chargrid_runtime v0.3.0
[INFO] [stderr]   Downloaded chargrid_web v0.5.0
[INFO] [stderr]   Downloaded chargrid v0.11.0
[INFO] [stderr]   Downloaded meap v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 8f82f994bd4002519ff1f134bc6f9e1146b3b8f928b5ce75b5639d17ec997ed9
[INFO] running `Command { std: "docker" "start" "-a" "8f82f994bd4002519ff1f134bc6f9e1146b3b8f928b5ce75b5639d17ec997ed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f82f994bd4002519ff1f134bc6f9e1146b3b8f928b5ce75b5639d17ec997ed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f82f994bd4002519ff1f134bc6f9e1146b3b8f928b5ce75b5639d17ec997ed9", kill_on_drop: false }`
[INFO] [stdout] 8f82f994bd4002519ff1f134bc6f9e1146b3b8f928b5ce75b5639d17ec997ed9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 5bb507b464d36b4a3020c8e39ba7128adeb49d9ab45b9834473074507c654db7
[INFO] running `Command { std: "docker" "start" "-a" "5bb507b464d36b4a3020c8e39ba7128adeb49d9ab45b9834473074507c654db7", 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 libc v0.2.147
[INFO] [stderr]     Checking coord_2d v0.3.6
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.87
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]     Checking rgb_int v0.1.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling log v0.4.19
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling bumpalo v3.13.0
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]    Compiling cpal v0.15.2
[INFO] [stderr]     Checking dasp_sample v0.11.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.87
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]     Checking chargrid_input v0.5.0
[INFO] [stderr]     Checking grid_2d v0.15.3
[INFO] [stderr]     Checking direction v0.18.1
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking chargrid_core v0.3.0
[INFO] [stderr]     Checking hound v3.5.0
[INFO] [stderr]    Compiling rustix v0.37.20
[INFO] [stderr]     Checking meap v0.8.1
[INFO] [stderr]    Compiling sdl2-sys v0.35.2
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking chargrid_common v0.6.0
[INFO] [stderr]     Checking chargrid_runtime v0.3.0
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]     Checking line_2d v0.5.3
[INFO] [stderr]    Compiling sdl2 v0.35.2
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling syn v2.0.22
[INFO] [stderr]     Checking chargrid v0.11.0
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking regex v1.8.4
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking alsa v0.7.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking is-terminal v0.4.7
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking synth_language v0.1.0 (/opt/rustwide/workdir/language)
[INFO] [stderr]     Checking chargrid_sdl2 v0.3.1
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.87
[INFO] [stderr]     Checking cpal_sample_player v0.1.0 (/opt/rustwide/workdir/cpal-sample-player)
[INFO] [stderr]     Checking synth_app v0.1.0 (/opt/rustwide/workdir/app)
[INFO] [stderr]     Checking synth-sdl2 v0.1.0 (/opt/rustwide/workdir/sdl2)
[INFO] [stdout] warning: the item `synth_app` is imported redundantly
[INFO] [stdout]  --> sdl2/src/main.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use synth_app::{self, args};
[INFO] [stdout]   |                 ^^^^ the item `synth_app` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `synth_app` is imported redundantly
[INFO] [stdout]  --> sdl2/src/main.rs:1:17
[INFO] [stdout]   |
[INFO] [stdout] 1 | use synth_app::{self, args};
[INFO] [stdout]   |                 ^^^^ the item `synth_app` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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]    Compiling wasm-bindgen-macro-support v0.2.87
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.87
[INFO] [stderr]     Checking js-sys v0.3.64
[INFO] [stderr]     Checking console_error_panic_hook v0.1.7
[INFO] [stderr]     Checking web-sys v0.3.64
[INFO] [stderr]     Checking chargrid_web v0.5.0
[INFO] [stderr]     Checking wasm-logger v0.2.0
[INFO] [stderr]     Checking synth-web v0.1.0 (/opt/rustwide/workdir/web)
[INFO] [stdout] warning: the item `synth_app` is imported redundantly
[INFO] [stdout]  --> web/src/lib.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use synth_app::{self, args, music};
[INFO] [stdout]   |                 ^^^^ the item `synth_app` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `synth_app` is imported redundantly
[INFO] [stdout]  --> web/src/lib.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use synth_app::{self, args, music};
[INFO] [stdout]   |                 ^^^^ the item `synth_app` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 18.44s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.87
[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" "5bb507b464d36b4a3020c8e39ba7128adeb49d9ab45b9834473074507c654db7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bb507b464d36b4a3020c8e39ba7128adeb49d9ab45b9834473074507c654db7", kill_on_drop: false }`
[INFO] [stdout] 5bb507b464d36b4a3020c8e39ba7128adeb49d9ab45b9834473074507c654db7