[INFO] fetching crate zenobuf-core 0.3.5...
[INFO] checking zenobuf-core-0.3.5 against 40527f3e444fde1deb361751bdef9b9e11d1b971+rustflags=--cfg crater_hack --force-warn invalid-c-variadic-arguments for pr-162478
[INFO] extracting crate zenobuf-core 0.3.5 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate zenobuf-core 0.3.5
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate zenobuf-core 0.3.5
[INFO] tweaked toml for crates.io crate zenobuf-core 0.3.5 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zenobuf-core 0.3.5 on toolchain 40527f3e444fde1deb361751bdef9b9e11d1b971
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate zenobuf-core 0.3.5 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" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:63:1
[INFO] [stderr]    |
[INFO] [stderr] 63 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:60:12
[INFO] [stderr]    |
[INFO] [stderr] 60 | homepage = "https://github.com/varunkamath/zenobuf"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 64 | repository = "https://github.com/varunkamath/zenobuf"
[INFO] [stderr]    |              ----------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `zenobuf-core` (manifest) generated 2 warnings
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 4dc78df5f239d7699316616e8e86d794e8c2aded3453f50864da43684f6b4f61
[INFO] running `Command { std: "docker" "start" "4dc78df5f239d7699316616e8e86d794e8c2aded3453f50864da43684f6b4f61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dc78df5f239d7699316616e8e86d794e8c2aded3453f50864da43684f6b4f61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4dc78df5f239d7699316616e8e86d794e8c2aded3453f50864da43684f6b4f61" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dc78df5f239d7699316616e8e86d794e8c2aded3453f50864da43684f6b4f61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid --cfg crater_hack --force-warn invalid-c-variadic-arguments" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4dc78df5f239d7699316616e8e86d794e8c2aded3453f50864da43684f6b4f61" "/opt/rustwide/cargo-home/bin/cargo" "+40527f3e444fde1deb361751bdef9b9e11d1b971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:63:1
[INFO] [stderr]    |
[INFO] [stderr] 63 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `package.homepage` is redundant with `package.repository`
[INFO] [stderr]   --> Cargo.toml:60:12
[INFO] [stderr]    |
[INFO] [stderr] 60 | homepage = "https://github.com/varunkamath/zenobuf"
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 64 | repository = "https://github.com/varunkamath/zenobuf"
[INFO] [stderr]    |              ----------------------------------------
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::redundant_homepage` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.homepage`
[INFO] [stderr] warning: `zenobuf-core` (manifest) generated 2 warnings
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[INFO] [stdout] warning: overflow evaluating the requirement `ZenohPublisher<M>: Sync`
[INFO] [stdout]    --> src/transport/zenoh.rs:150:35
[INFO] [stdout]     |
[INFO] [stdout] 150 | impl<M: Message> Publisher<M> for ZenohPublisher<M> {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: which requires `zenoh::pubsub::Publisher<'static>: Sync`
[INFO] [stdout]     = note: which requires `KeyExpr<'static>: Sync`
[INFO] [stdout]     = note: which requires `zenoh::api::key_expr::KeyExprInner<'static>: Sync`
[INFO] [stdout]     = note: which requires `std::option::Option<std::sync::Arc<zenoh::api::key_expr::KeyExprWireDeclaration>>: Sync`
[INFO] [stdout]     = note: which requires `std::sync::Arc<zenoh::api::key_expr::KeyExprWireDeclaration>: Sync`
[INFO] [stdout]     = note: which requires `zenoh::api::key_expr::KeyExprWireDeclaration: std::marker::Send`
[INFO] [stdout]     = note: which requires `zenoh::api::session::WeakSession: std::marker::Send`
[INFO] [stdout]     = note: which requires `ManuallyDrop<Session>: std::marker::Send`
[INFO] [stdout]     = note: which requires `Session: std::marker::Send`
[INFO] [stdout]     = note: which requires `std::sync::Arc<zenoh::api::session::SessionInner>: std::marker::Send`
[INFO] [stdout]     = note: which requires `zenoh::api::session::SessionInner: std::marker::Send`
[INFO] [stdout]     = note: which requires `std::sync::RwLock<zenoh::api::session::SessionState>: std::marker::Send`
[INFO] [stdout]     = note: which requires `zenoh::api::session::SessionState: std::marker::Send`
[INFO] [stdout]     = note: which requires `HashMap<u32, zenoh::api::query::QueryState>: std::marker::Send`
[INFO] [stdout]     = note: which requires `hashbrown::map::HashMap<u32, zenoh::api::query::QueryState, RandomState>: std::marker::Send`
[INFO] [stdout]     = note: and so on...
[INFO] [stdout]     = help: consider adding a manual `impl` of auto traits like `Send` for intermediate types, if auto traits are involved
[INFO] [stdout]     = help: or consider increasing the recursion limit by adding a `#![recursion_limit = "256"]` attribute to your crate (`zenobuf_core`)
[INFO] [stdout]     = note: this lint is attached to the whole crate and can't be disabled on a per-function basis
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #159228 <https://github.com/rust-lang/rust/issues/159228>
[INFO] [stdout]     = note: `#[warn(recursion_depth_exceeding_limit)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: overflow evaluating the requirement `ZenohPublisher<M>: Sync`
[INFO] [stdout]    --> src/transport/zenoh.rs:150:35
[INFO] [stdout]     |
[INFO] [stdout] 150 | impl<M: Message> Publisher<M> for ZenohPublisher<M> {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: which requires `zenoh::pubsub::Publisher<'static>: Sync`
[INFO] [stdout]     = note: which requires `KeyExpr<'static>: Sync`
[INFO] [stdout]     = note: which requires `zenoh::api::key_expr::KeyExprInner<'static>: Sync`
[INFO] [stdout]     = note: which requires `std::option::Option<Arc<zenoh::api::key_expr::KeyExprWireDeclaration>>: Sync`
[INFO] [stdout]     = note: which requires `Arc<zenoh::api::key_expr::KeyExprWireDeclaration>: Sync`
[INFO] [stdout]     = note: which requires `zenoh::api::key_expr::KeyExprWireDeclaration: std::marker::Send`
[INFO] [stdout]     = note: which requires `zenoh::api::session::WeakSession: std::marker::Send`
[INFO] [stdout]     = note: which requires `ManuallyDrop<Session>: std::marker::Send`
[INFO] [stdout]     = note: which requires `Session: std::marker::Send`
[INFO] [stdout]     = note: which requires `Arc<zenoh::api::session::SessionInner>: std::marker::Send`
[INFO] [stdout]     = note: which requires `zenoh::api::session::SessionInner: std::marker::Send`
[INFO] [stdout]     = note: which requires `std::sync::RwLock<zenoh::api::session::SessionState>: std::marker::Send`
[INFO] [stdout]     = note: which requires `zenoh::api::session::SessionState: std::marker::Send`
[INFO] [stdout]     = note: which requires `HashMap<u32, zenoh::api::query::QueryState>: std::marker::Send`
[INFO] [stdout]     = note: which requires `hashbrown::map::HashMap<u32, zenoh::api::query::QueryState, RandomState>: std::marker::Send`
[INFO] [stdout]     = note: and so on...
[INFO] [stdout]     = help: consider adding a manual `impl` of auto traits like `Send` for intermediate types, if auto traits are involved
[INFO] [stdout]     = help: or consider increasing the recursion limit by adding a `#![recursion_limit = "256"]` attribute to your crate (`zenobuf_core`)
[INFO] [stdout]     = note: this lint is attached to the whole crate and can't be disabled on a per-function basis
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #159228 <https://github.com/rust-lang/rust/issues/159228>
[INFO] [stdout]     = note: `#[warn(recursion_depth_exceeding_limit)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `rand`
[INFO] [stderr]   --> Cargo.toml:18:15
[INFO] [stderr]    |
[INFO] [stderr] 18 | [dependencies.rand]
[INFO] [stderr]    |               ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `rand`
[INFO] [stderr] warning: `zenobuf-core` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 23s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nix v0.29.0, quinn v0.11.9, quinn-udp v0.5.14
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "4dc78df5f239d7699316616e8e86d794e8c2aded3453f50864da43684f6b4f61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dc78df5f239d7699316616e8e86d794e8c2aded3453f50864da43684f6b4f61", kill_on_drop: false }`
[INFO] [stdout] 4dc78df5f239d7699316616e8e86d794e8c2aded3453f50864da43684f6b4f61
