[INFO] cloning repository https://github.com/orlp/synth [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/orlp/synth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Forlp%2Fsynth", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Forlp%2Fsynth'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 21f1a7bd8f2ed0622c496a8d4c0256be7bd0615c [INFO] testing orlp/synth against beta-2025-09-21 for beta-1.91-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Forlp%2Fsynth" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/orlp/synth [INFO] finished tweaking git repo https://github.com/orlp/synth [INFO] tweaked toml for git repo https://github.com/orlp/synth written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/orlp/synth on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/orlp/synth 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7c929a34dc826272ae6e71e64c2a4244816454c0062d40fe65bdccee68b6c059 [INFO] running `Command { std: "docker" "start" "-a" "7c929a34dc826272ae6e71e64c2a4244816454c0062d40fe65bdccee68b6c059", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7c929a34dc826272ae6e71e64c2a4244816454c0062d40fe65bdccee68b6c059", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c929a34dc826272ae6e71e64c2a4244816454c0062d40fe65bdccee68b6c059", kill_on_drop: false }` [INFO] [stdout] 7c929a34dc826272ae6e71e64c2a4244816454c0062d40fe65bdccee68b6c059 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9c3774a6a7ed6609a2c9b8adef32a255d9eba2789da6b8acbd0532c7776d1e3f [INFO] running `Command { std: "docker" "start" "-a" "9c3774a6a7ed6609a2c9b8adef32a255d9eba2789da6b8acbd0532c7776d1e3f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.136 [INFO] [stderr] Compiling proc-macro2 v1.0.47 [INFO] [stderr] Compiling unicode-ident v1.0.5 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling syn v1.0.103 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling const_fn v0.4.5 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Compiling serde_derive v1.0.147 [INFO] [stderr] Compiling parking_lot_core v0.9.4 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling alsa-sys v0.3.1 [INFO] [stderr] Compiling serde v1.0.147 [INFO] [stderr] Compiling thiserror v1.0.37 [INFO] [stderr] Compiling smallvec v1.6.1 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.1 [INFO] [stderr] Compiling crossbeam-channel v0.5.0 [INFO] [stderr] Compiling slotmap v1.0.6 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling cpal v0.14.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling anyhow v1.0.66 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling memalloc v0.1.0 [INFO] [stderr] Compiling nix v0.23.1 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling parking_lot v0.12.1 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling nix v0.25.0 [INFO] [stderr] Compiling midly v0.5.2 [INFO] [stderr] Compiling alsa v0.6.0 [INFO] [stderr] Compiling thiserror-impl v1.0.37 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Compiling structopt v0.3.26 [INFO] [stderr] Compiling midir v0.8.0 [INFO] [stderr] Compiling toml v0.5.9 [INFO] [stderr] Compiling synth v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0277]: `*mut alsa_sys::_snd_seq` cannot be shared between threads safely [INFO] [stdout] --> src/midi.rs:103:37 [INFO] [stdout] | [INFO] [stdout] 103 | Err(err) => Err(err.into()), [INFO] [stdout] | ^^^^ `*mut alsa_sys::_snd_seq` cannot be shared between threads safely [INFO] [stdout] | [INFO] [stdout] = help: within `ConnectError`, the trait `Sync` is not implemented for `*mut alsa_sys::_snd_seq` [INFO] [stdout] note: required because it appears within the type `alsa::seq::Seq` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/alsa-0.6.0/src/seq.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 24 | pub struct Seq(*mut alsa::snd_seq_t, cell::Cell); [INFO] [stdout] | ^^^ [INFO] [stdout] note: required because it appears within the type `std::option::Option` [INFO] [stdout] --> /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/option.rs:594:10 [INFO] [stdout] note: required because it appears within the type `midir::backend::alsa::MidiInput` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/midir-0.8.0/src/backend/alsa/mod.rs:118:12 [INFO] [stdout] | [INFO] [stdout] 118 | pub struct MidiInput { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] note: required because it appears within the type `MidiInput` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/midir-0.8.0/src/common.rs:51:12 [INFO] [stdout] | [INFO] [stdout] 51 | pub struct MidiInput { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] note: required because it appears within the type `ConnectError` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/midir-0.8.0/src/errors.rs:61:12 [INFO] [stdout] | [INFO] [stdout] 61 | pub struct ConnectError { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] = note: required for `anyhow::Error` to implement `From>` [INFO] [stdout] = note: required for `ConnectError` to implement `Into` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: `Cell` cannot be shared between threads safely [INFO] [stdout] --> src/midi.rs:103:37 [INFO] [stdout] | [INFO] [stdout] 103 | Err(err) => Err(err.into()), [INFO] [stdout] | ^^^^ `Cell` cannot be shared between threads safely [INFO] [stdout] | [INFO] [stdout] = help: within `ConnectError`, the trait `Sync` is not implemented for `Cell` [INFO] [stdout] = note: if you want to do aliasing and mutation between multiple threads, use `std::sync::RwLock` or `std::sync::atomic::AtomicBool` instead [INFO] [stdout] note: required because it appears within the type `alsa::seq::Seq` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/alsa-0.6.0/src/seq.rs:24:12 [INFO] [stdout] | [INFO] [stdout] 24 | pub struct Seq(*mut alsa::snd_seq_t, cell::Cell); [INFO] [stdout] | ^^^ [INFO] [stdout] note: required because it appears within the type `std::option::Option` [INFO] [stdout] --> /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/core/src/option.rs:594:10 [INFO] [stdout] note: required because it appears within the type `midir::backend::alsa::MidiInput` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/midir-0.8.0/src/backend/alsa/mod.rs:118:12 [INFO] [stdout] | [INFO] [stdout] 118 | pub struct MidiInput { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] note: required because it appears within the type `MidiInput` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/midir-0.8.0/src/common.rs:51:12 [INFO] [stdout] | [INFO] [stdout] 51 | pub struct MidiInput { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] note: required because it appears within the type `ConnectError` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/midir-0.8.0/src/errors.rs:61:12 [INFO] [stdout] | [INFO] [stdout] 61 | pub struct ConnectError { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] = note: required for `anyhow::Error` to implement `From>` [INFO] [stdout] = note: required for `ConnectError` to implement `Into` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `synth` (bin "synth") due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "9c3774a6a7ed6609a2c9b8adef32a255d9eba2789da6b8acbd0532c7776d1e3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c3774a6a7ed6609a2c9b8adef32a255d9eba2789da6b8acbd0532c7776d1e3f", kill_on_drop: false }` [INFO] [stdout] 9c3774a6a7ed6609a2c9b8adef32a255d9eba2789da6b8acbd0532c7776d1e3f