[INFO] fetching crate rmp-futures 0.3.2... [INFO] testing rmp-futures-0.3.2 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate rmp-futures 0.3.2 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate rmp-futures 0.3.2 [INFO] finished tweaking crates.io crate rmp-futures 0.3.2 [INFO] tweaked toml for crates.io crate rmp-futures 0.3.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate rmp-futures 0.3.2 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 crates.io crate rmp-futures 0.3.2 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] 38c22349d97630ef2e4155f14752e6b587e5e439342c7b5f309104cf92d9aa71 [INFO] running `Command { std: "docker" "start" "-a" "38c22349d97630ef2e4155f14752e6b587e5e439342c7b5f309104cf92d9aa71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "38c22349d97630ef2e4155f14752e6b587e5e439342c7b5f309104cf92d9aa71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38c22349d97630ef2e4155f14752e6b587e5e439342c7b5f309104cf92d9aa71", kill_on_drop: false }` [INFO] [stdout] 38c22349d97630ef2e4155f14752e6b587e5e439342c7b5f309104cf92d9aa71 [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] aa04a7071afe1cb085ddcf97b19062aff52f9bdbcae1078345686b319837b406 [INFO] running `Command { std: "docker" "start" "-a" "aa04a7071afe1cb085ddcf97b19062aff52f9bdbcae1078345686b319837b406", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling futures-macro v0.3.17 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Compiling futures-util v0.3.17 [INFO] [stderr] Compiling futures-sink v0.3.21 [INFO] [stderr] Compiling pin-project-lite v0.2.8 [INFO] [stderr] Compiling futures-io v0.3.17 [INFO] [stderr] Compiling slab v0.4.6 [INFO] [stderr] Compiling paste v1.0.7 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling rmp v0.8.11 [INFO] [stderr] Compiling rmpv v0.4.7 [INFO] [stderr] Compiling enum-primitive-derive v0.2.2 [INFO] [stderr] Compiling futures-executor v0.3.17 [INFO] [stderr] Compiling futures v0.3.17 [INFO] [stderr] Compiling rmp-futures v0.3.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/rpc/shared_writer.rs:22:17 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn lock(&self) -> impl Future>> { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 22 | pub fn lock(&self) -> impl Future>> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.48s [INFO] running `Command { std: "docker" "inspect" "aa04a7071afe1cb085ddcf97b19062aff52f9bdbcae1078345686b319837b406", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa04a7071afe1cb085ddcf97b19062aff52f9bdbcae1078345686b319837b406", kill_on_drop: false }` [INFO] [stdout] aa04a7071afe1cb085ddcf97b19062aff52f9bdbcae1078345686b319837b406 [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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 550cc9b0c902a4878c8bd9013337089771a43e259ce6bdd202eb22cd75b28f52 [INFO] running `Command { std: "docker" "start" "-a" "550cc9b0c902a4878c8bd9013337089771a43e259ce6bdd202eb22cd75b28f52", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.124 [INFO] [stderr] Compiling cache-padded v1.2.0 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Compiling event-listener v2.5.2 [INFO] [stderr] Compiling value-bag v1.0.0-alpha.8 [INFO] [stderr] Compiling waker-fn v1.1.0 [INFO] [stderr] Compiling parking v2.0.0 [INFO] [stderr] Compiling fastrand v1.7.0 [INFO] [stderr] Compiling once_cell v1.10.0 [INFO] [stderr] Compiling ctor v0.1.22 [INFO] [stderr] Compiling async-task v4.2.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling atomic-waker v1.0.0 [INFO] [stderr] Compiling async-attributes v1.1.2 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/rpc/shared_writer.rs:22:17 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn lock(&self) -> impl Future>> { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 22 | pub fn lock(&self) -> impl Future>> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling concurrent-queue v1.2.2 [INFO] [stderr] Compiling async-mutex v1.4.0 [INFO] [stderr] Compiling async-lock v2.5.0 [INFO] [stderr] Compiling futures-lite v1.12.0 [INFO] [stderr] Compiling async-channel v1.6.1 [INFO] [stderr] Compiling socket2 v0.4.4 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling polling v2.2.0 [INFO] [stderr] Compiling kv-log-macro v1.0.7 [INFO] [stderr] Compiling blocking v1.2.0 [INFO] [stderr] Compiling async-executor v1.4.1 [INFO] [stderr] Compiling async-io v1.6.0 [INFO] [stderr] Compiling async-global-executor v2.0.4 [INFO] [stderr] Compiling async-std v1.11.0 [INFO] [stderr] Compiling rmp-futures v0.3.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/rpc/shared_writer.rs:22:17 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn lock(&self) -> impl Future>> { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 22 | pub fn lock(&self) -> impl Future>> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 12.71s [INFO] running `Command { std: "docker" "inspect" "550cc9b0c902a4878c8bd9013337089771a43e259ce6bdd202eb22cd75b28f52", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "550cc9b0c902a4878c8bd9013337089771a43e259ce6bdd202eb22cd75b28f52", kill_on_drop: false }` [INFO] [stdout] 550cc9b0c902a4878c8bd9013337089771a43e259ce6bdd202eb22cd75b28f52 [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" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5c4e4a57c0c2337a5edf4c46349791cf7968c7bd8a4ef4dd95b5c83b3abb4a32 [INFO] running `Command { std: "docker" "start" "-a" "5c4e4a57c0c2337a5edf4c46349791cf7968c7bd8a4ef4dd95b5c83b3abb4a32", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/rpc/shared_writer.rs:22:17 [INFO] [stderr] | [INFO] [stderr] 22 | pub fn lock(&self) -> impl Future>> { [INFO] [stderr] | ^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 22 | pub fn lock(&self) -> impl Future>> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `rmp-futures` (lib) generated 1 warning (run `cargo fix --lib -p rmp-futures` to apply 1 suggestion) [INFO] [stderr] warning: `rmp-futures` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rmp_futures-7e475988a89eeffc) [INFO] [stdout] [INFO] [stdout] running 36 tests [INFO] [stdout] test decode::test::bin ... ok [INFO] [stdout] test decode::test::array_int ... ok [INFO] [stdout] test decode::test::bool ... ok [INFO] [stdout] test decode::test::ext ... ok [INFO] [stdout] test decode::test::f32 ... ok [INFO] [stdout] test decode::test::string ... ok [INFO] [stdout] test encode::efficient_i16 ... ok [INFO] [stdout] test encode::efficient_i32 ... ok [INFO] [stdout] test encode::efficient_i64 ... ok [INFO] [stdout] test encode::efficient_i8 ... ok [INFO] [stdout] test encode::efficient_u16 ... ok [INFO] [stdout] test encode::efficient_u64 ... ok [INFO] [stdout] test encode::efficient_u8 ... ok [INFO] [stdout] test encode::tests::array_len ... ok [INFO] [stdout] test encode::tests::array ... ok [INFO] [stdout] test encode::tests::bin ... ok [INFO] [stdout] test encode::tests::bool ... ok [INFO] [stdout] test encode::tests::efficient_uint ... ok [INFO] [stdout] test encode::tests::efficient_int ... ok [INFO] [stdout] test encode::tests::ext ... ok [INFO] [stdout] test rpc::encode::write_value_response ... ok [INFO] [stdout] test rpc::encode::write_err_response ... ok [INFO] [stdout] test rpc::encode::write_request_response ... ok [INFO] [stdout] test encode::tests::map ... ok [INFO] [stdout] test encode::tests::map_len ... ok [INFO] [stdout] test encode::tests::string ... ok [INFO] [stdout] test decode::test::f64 ... ok [INFO] [stdout] test encode::tests::nil ... ok [INFO] [stdout] test decode::test::map_int ... ok [INFO] [stdout] test rpc::shared_writer::shared_sink ... ok [INFO] [stdout] test encode::efficient_u32 ... ok [INFO] [stdout] test encode::tests::float ... ok [INFO] [stdout] test rpc::decode::test::decode_request ... ok [INFO] [stdout] test rpc::encode::write_ok_response ... ok [INFO] [stderr] Doc-tests rmp_futures [INFO] [stdout] test rpc::shared_reader::tests::receiver_dropped ... ok [INFO] [stdout] test rpc::shared_reader::tests::dispatch ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5c4e4a57c0c2337a5edf4c46349791cf7968c7bd8a4ef4dd95b5c83b3abb4a32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c4e4a57c0c2337a5edf4c46349791cf7968c7bd8a4ef4dd95b5c83b3abb4a32", kill_on_drop: false }` [INFO] [stdout] 5c4e4a57c0c2337a5edf4c46349791cf7968c7bd8a4ef4dd95b5c83b3abb4a32