[INFO] cloning repository https://github.com/jvdwrf/Meska [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jvdwrf/Meska" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjvdwrf%2FMeska", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjvdwrf%2FMeska'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 39eece69e07487d00e6a4bae7899ce4b92ec7763 [INFO] testing jvdwrf/Meska against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjvdwrf%2FMeska" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/jvdwrf/Meska [INFO] finished tweaking git repo https://github.com/jvdwrf/Meska [INFO] tweaked toml for git repo https://github.com/jvdwrf/Meska written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/jvdwrf/Meska on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/jvdwrf/Meska 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded generator v0.7.5 [INFO] [stderr] Downloaded derive_more v1.0.0-beta.6 [INFO] [stderr] Downloaded event-listener-strategy v0.1.0 [INFO] [stderr] Downloaded async-priority-channel v0.2.0 [INFO] [stderr] Downloaded oneshot v0.1.6 [INFO] [stderr] Downloaded type-sets v0.0.4 [INFO] [stderr] Downloaded derive_more-impl v1.0.0-beta.6 [INFO] [stderr] Downloaded async-broadcast v0.6.0 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f7b03a3861c8677333f886f16a91cf8f965226b5e03e8943f5d865e2d003bb6d [INFO] running `Command { std: "docker" "start" "-a" "f7b03a3861c8677333f886f16a91cf8f965226b5e03e8943f5d865e2d003bb6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f7b03a3861c8677333f886f16a91cf8f965226b5e03e8943f5d865e2d003bb6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7b03a3861c8677333f886f16a91cf8f965226b5e03e8943f5d865e2d003bb6d", kill_on_drop: false }` [INFO] [stdout] f7b03a3861c8677333f886f16a91cf8f965226b5e03e8943f5d865e2d003bb6d [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] d6347ce9c0c1c0081d79f0e914f4fe9d5ac7f1e35047966db1799935888d3ad8 [INFO] running `Command { std: "docker" "start" "-a" "d6347ce9c0c1c0081d79f0e914f4fe9d5ac7f1e35047966db1799935888d3ad8", kill_on_drop: false }` [INFO] [stderr] Compiling pin-project-lite v0.2.13 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling futures-core v0.3.30 [INFO] [stderr] Compiling parking v2.2.0 [INFO] [stderr] Compiling libc v0.2.152 [INFO] [stderr] Compiling futures-sink v0.3.30 [INFO] [stderr] Compiling futures-io v0.3.30 [INFO] [stderr] Compiling futures-task v0.3.30 [INFO] [stderr] Compiling scopeguard v1.2.0 [INFO] [stderr] Compiling memchr v2.7.1 [INFO] [stderr] Compiling thiserror v1.0.56 [INFO] [stderr] Compiling oneshot v0.1.6 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling type-sets v0.0.4 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Compiling futures-channel v0.3.30 [INFO] [stderr] Compiling spin v0.9.8 [INFO] [stderr] Compiling concurrent-queue v2.4.0 [INFO] [stderr] Compiling event-listener v3.1.0 [INFO] [stderr] Compiling event-listener v4.0.3 [INFO] [stderr] Compiling event-listener-strategy v0.1.0 [INFO] [stderr] Compiling async-priority-channel v0.2.0 [INFO] [stderr] Compiling async-broadcast v0.6.0 [INFO] [stderr] Compiling getrandom v0.2.12 [INFO] [stderr] Compiling nanorand v0.7.0 [INFO] [stderr] Compiling flume v0.11.0 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling thiserror-impl v1.0.56 [INFO] [stderr] Compiling derive_more-impl v1.0.0-beta.6 [INFO] [stderr] Compiling meslin-derive v0.0.3 (/opt/rustwide/workdir/meslin-derive) [INFO] [stderr] Compiling futures-util v0.3.30 [INFO] [stderr] Compiling derive_more v1.0.0-beta.6 [INFO] [stderr] Compiling futures-executor v0.3.30 [INFO] [stderr] Compiling futures v0.3.30 [INFO] [stderr] Compiling meslin v0.0.4 (/opt/rustwide/workdir/meslin) [INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `tokio` [INFO] [stdout] --> meslin/src/channels/watch.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use tokio::sync::watch; [INFO] [stdout] | ^^^^^ use of unresolved module or unlinked crate `tokio` [INFO] [stdout] | [INFO] [stdout] = help: if you wanted to use a crate named `tokio`, use `cargo add tokio` to add it to your `Cargo.toml` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: cannot determine resolution for the import [INFO] [stdout] --> meslin/src/channels/watch.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | pub use watch::Receiver; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `watch::Receiver` [INFO] [stdout] --> meslin/src/channels/watch.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | pub use watch::Receiver; [INFO] [stdout] | ^^^^^^^^^^^^^^^ no `Receiver` in `channels::watch` [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items instead [INFO] [stdout] | [INFO] [stdout] 12 - pub use watch::Receiver; [INFO] [stdout] 12 + pub use crate::broadcast::Receiver; [INFO] [stdout] | [INFO] [stdout] 12 - pub use watch::Receiver; [INFO] [stdout] 12 + pub use crate::mpmc::Receiver; [INFO] [stdout] | [INFO] [stdout] 12 - pub use watch::Receiver; [INFO] [stdout] 12 + pub use crate::oneshot::Receiver; [INFO] [stdout] | [INFO] [stdout] 12 - pub use watch::Receiver; [INFO] [stdout] 12 + pub use crate::priority::Receiver; [INFO] [stdout] | [INFO] [stdout] and 8 other candidates [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `P: message::Message` is not satisfied [INFO] [stdout] --> meslin/src/channels/watch.rs:74:21 [INFO] [stdout] | [INFO] [stdout] 74 | this.sender.send(protocol).map_err(|e| SendError((e.0, ()))) [INFO] [stdout] | ^^^^ the trait `message::Message` is not implemented for `P` [INFO] [stdout] | [INFO] [stdout] help: consider further restricting type parameter `P` with trait `Message` [INFO] [stdout] | [INFO] [stdout] 56 | impl IsStaticSender for Sender

{ [INFO] [stdout] | ++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `map_err` found for opaque type `impl Future::Output, ...>> + Send` in the current scope [INFO] [stdout] --> meslin/src/channels/watch.rs:74:36 [INFO] [stdout] | [INFO] [stdout] 74 | this.sender.send(protocol).map_err(|e| SendError((e.0, ()))) [INFO] [stdout] | ^^^^^^^ method not found in `impl Future::Output, ...>> + Send` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: type parameter `P` is only used recursively [INFO] [stdout] --> meslin/src/channels/watch.rs:8:31 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Sender

{ [INFO] [stdout] | - type parameter must be used non-recursively in the definition [INFO] [stdout] 8 | sender: Arc>, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: consider removing `P`, referring to it in a field, or using a marker such as `PhantomData` [INFO] [stdout] = note: all type parameters must be used in a non-recursive way in order to constrain their variance [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `P: message::Message` is not satisfied [INFO] [stdout] --> meslin/src/channels/watch.rs:65:14 [INFO] [stdout] | [INFO] [stdout] 65 | .send(protocol) [INFO] [stdout] | ^^^^ the trait `message::Message` is not implemented for `P` [INFO] [stdout] | [INFO] [stdout] help: consider further restricting type parameter `P` with trait `Message` [INFO] [stdout] | [INFO] [stdout] 56 | impl IsStaticSender for Sender

{ [INFO] [stdout] | ++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `map_err` found for opaque type `impl Future::Output, ...>> + Send` in the current scope [INFO] [stdout] --> meslin/src/channels/watch.rs:66:14 [INFO] [stdout] | [INFO] [stdout] 64 | / this.sender [INFO] [stdout] 65 | | .send(protocol) [INFO] [stdout] 66 | | .map_err(|e| TrySendError::Closed((e.0, ()))) [INFO] [stdout] | | -^^^^^^^ method not found in `impl Future::Output, ...>> + Send` [INFO] [stdout] | |_____________| [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function cannot return without recursing [INFO] [stdout] --> meslin/src/channels/watch.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | fn is_closed(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing [INFO] [stdout] 36 | self.sender.is_closed() [INFO] [stdout] | ----------------------- recursive call site [INFO] [stdout] | [INFO] [stdout] = help: a `loop` may express intention better if this is on purpose [INFO] [stdout] = note: `#[warn(unconditional_recursion)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function cannot return without recursing [INFO] [stdout] --> meslin/src/channels/watch.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 47 | fn receiver_count(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing [INFO] [stdout] 48 | self.sender.receiver_count() [INFO] [stdout] | ---------------------------- recursive call site [INFO] [stdout] | [INFO] [stdout] = help: a `loop` may express intention better if this is on purpose [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0432, E0433, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `meslin` (lib) due to 8 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "d6347ce9c0c1c0081d79f0e914f4fe9d5ac7f1e35047966db1799935888d3ad8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6347ce9c0c1c0081d79f0e914f4fe9d5ac7f1e35047966db1799935888d3ad8", kill_on_drop: false }` [INFO] [stdout] d6347ce9c0c1c0081d79f0e914f4fe9d5ac7f1e35047966db1799935888d3ad8