[INFO] fetching crate rust-mqtt 0.3.0... [INFO] checking rust-mqtt-0.3.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate rust-mqtt 0.3.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate rust-mqtt 0.3.0 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml [INFO] started tweaking crates.io crate rust-mqtt 0.3.0 [INFO] finished tweaking crates.io crate rust-mqtt 0.3.0 [INFO] tweaked toml for crates.io crate rust-mqtt 0.3.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate rust-mqtt 0.3.0 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 28b457c10e6b2821ce10101b3a9f81bc3bf4999fea9d26edf87d41b45b1dfdd3 [INFO] running `Command { std: "docker" "start" "-a" "28b457c10e6b2821ce10101b3a9f81bc3bf4999fea9d26edf87d41b45b1dfdd3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "28b457c10e6b2821ce10101b3a9f81bc3bf4999fea9d26edf87d41b45b1dfdd3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28b457c10e6b2821ce10101b3a9f81bc3bf4999fea9d26edf87d41b45b1dfdd3", kill_on_drop: false }` [INFO] [stdout] 28b457c10e6b2821ce10101b3a9f81bc3bf4999fea9d26edf87d41b45b1dfdd3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d91f2a2f5d43a689baa49986fa9e93e0f040f0611c45c7cb48741bcc7830f5c6 [INFO] running `Command { std: "docker" "start" "-a" "d91f2a2f5d43a689baa49986fa9e93e0f040f0611c45c7cb48741bcc7830f5c6", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling libc v0.2.152 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Compiling parking_lot_core v0.9.9 [INFO] [stderr] Checking memchr v2.7.1 [INFO] [stderr] Checking smallvec v1.13.1 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking bytes v1.5.0 [INFO] [stderr] Compiling embedded-io-async v0.6.1 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling rustix v0.38.30 [INFO] [stderr] Checking embedded-io v0.6.1 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking bitflags v2.4.2 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Checking linux-raw-sys v0.4.13 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Compiling heapless v0.8.0 [INFO] [stderr] Checking hash32 v0.3.1 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Compiling embedded-io-adapters v0.6.1 [INFO] [stderr] Checking hashbrown v0.14.3 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking aho-corasick v1.1.2 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking rust-mqtt v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stdout] warning: unexpected `cfg` condition value: `defmt-timestamp-uptime` [INFO] [stdout] --> src/fmt.rs:198:7 [INFO] [stdout] | [INFO] [stdout] 198 | #[cfg(feature = "defmt-timestamp-uptime")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default`, `defmt`, `log`, `no_std`, `std`, and `tls` [INFO] [stdout] = help: consider adding `defmt-timestamp-uptime` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking mio v0.8.10 [INFO] [stderr] Checking socket2 v0.5.5 [INFO] [stderr] Checking is-terminal v0.4.10 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking dashmap v5.5.3 [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking regex-automata v0.4.5 [INFO] [stderr] Checking regex v1.10.3 [INFO] [stderr] Checking env_logger v0.10.2 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling async-stream-impl v0.3.5 [INFO] [stderr] Compiling serial_test_derive v3.0.0 [INFO] [stderr] Checking async-stream v0.3.5 [INFO] [stderr] Checking tokio v1.35.1 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking serial_test v3.0.0 [INFO] [stderr] Checking tokio-stream v0.1.14 [INFO] [stderr] Checking tokio-test v0.4.3 [INFO] [stdout] warning: unexpected `cfg` condition value: `defmt-timestamp-uptime` [INFO] [stdout] --> src/fmt.rs:198:7 [INFO] [stdout] | [INFO] [stdout] 198 | #[cfg(feature = "defmt-timestamp-uptime")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default`, `defmt`, `log`, `no_std`, `std`, and `tls` [INFO] [stdout] = help: consider adding `defmt-timestamp-uptime` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tests/unit/packet/v5/connack_packet_unit.rs:60:9 [INFO] [stdout] | [INFO] [stdout] 60 | let mut buffer: [u8; 8] = [ [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.96s [INFO] running `Command { std: "docker" "inspect" "d91f2a2f5d43a689baa49986fa9e93e0f040f0611c45c7cb48741bcc7830f5c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d91f2a2f5d43a689baa49986fa9e93e0f040f0611c45c7cb48741bcc7830f5c6", kill_on_drop: false }` [INFO] [stdout] d91f2a2f5d43a689baa49986fa9e93e0f040f0611c45c7cb48741bcc7830f5c6