[INFO] fetching crate mqtt4bytes 0.4.0... [INFO] testing mqtt4bytes-0.4.0 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate mqtt4bytes 0.4.0 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate mqtt4bytes 0.4.0 [INFO] finished tweaking crates.io crate mqtt4bytes 0.4.0 [INFO] tweaked toml for crates.io crate mqtt4bytes 0.4.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mqtt4bytes 0.4.0 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 78 packages to latest compatible versions [INFO] [stderr] Adding bytes v0.6.0 (available: v1.10.1) [INFO] [stderr] Adding criterion v0.3.6 (available: v0.7.0) [INFO] [stderr] Adding pretty_assertions v0.6.1 (available: v1.4.1) [INFO] [stderr] Adding rand v0.7.3 (available: v0.9.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f34c2326cf9dbf562db190c234665894bf033c5d0ed40ff27d1e64e421cd41a9 [INFO] running `Command { std: "docker" "start" "-a" "f34c2326cf9dbf562db190c234665894bf033c5d0ed40ff27d1e64e421cd41a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f34c2326cf9dbf562db190c234665894bf033c5d0ed40ff27d1e64e421cd41a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f34c2326cf9dbf562db190c234665894bf033c5d0ed40ff27d1e64e421cd41a9", kill_on_drop: false }` [INFO] [stdout] f34c2326cf9dbf562db190c234665894bf033c5d0ed40ff27d1e64e421cd41a9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a6f66c7d8e22081b9dcaf83f6857e9651a3e9a519a2b587c53846638a7f4b7ff [INFO] running `Command { std: "docker" "start" "-a" "a6f66c7d8e22081b9dcaf83f6857e9651a3e9a519a2b587c53846638a7f4b7ff", kill_on_drop: false }` [INFO] [stderr] Compiling bytes v0.6.0 [INFO] [stderr] Compiling mqtt4bytes v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.80s [INFO] running `Command { std: "docker" "inspect" "a6f66c7d8e22081b9dcaf83f6857e9651a3e9a519a2b587c53846638a7f4b7ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6f66c7d8e22081b9dcaf83f6857e9651a3e9a519a2b587c53846638a7f4b7ff", kill_on_drop: false }` [INFO] [stdout] a6f66c7d8e22081b9dcaf83f6857e9651a3e9a519a2b587c53846638a7f4b7ff [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 74b8459ab695a0487c7beb916f02c809407bc7d1f56e3b71fa5c70cbcf1e1ed2 [INFO] running `Command { std: "docker" "start" "-a" "74b8459ab695a0487c7beb916f02c809407bc7d1f56e3b71fa5c70cbcf1e1ed2", kill_on_drop: false }` [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling plotters-backend v0.3.7 [INFO] [stderr] Compiling unicode-width v0.1.14 [INFO] [stderr] Compiling csv-core v0.1.13 [INFO] [stderr] Compiling regex-automata v0.4.13 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling syn v2.0.108 [INFO] [stderr] Compiling oorandom v11.1.5 [INFO] [stderr] Compiling pretty_assertions v0.6.1 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling plotters-svg v0.3.7 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling plotters v0.3.7 [INFO] [stderr] Compiling regex v1.12.2 [INFO] [stderr] Compiling criterion-plot v0.4.5 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling csv v1.4.0 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling criterion v0.3.6 [INFO] [stderr] Compiling mqtt4bytes v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> tests/smoke.rs:28:30 [INFO] [stdout] | [INFO] [stdout] 28 | Err(e) => panic!(e), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 28 | Err(e) => panic!("{}", e), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 28 - Err(e) => panic!(e), [INFO] [stdout] 28 + Err(e) => std::panic::panic_any(e), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> tests/smoke.rs:78:30 [INFO] [stdout] | [INFO] [stdout] 78 | Err(e) => panic!(e), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 78 | Err(e) => panic!("{}", e), [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 78 - Err(e) => panic!(e), [INFO] [stdout] 78 + Err(e) => std::panic::panic_any(e), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 20.66s [INFO] running `Command { std: "docker" "inspect" "74b8459ab695a0487c7beb916f02c809407bc7d1f56e3b71fa5c70cbcf1e1ed2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "74b8459ab695a0487c7beb916f02c809407bc7d1f56e3b71fa5c70cbcf1e1ed2", kill_on_drop: false }` [INFO] [stdout] 74b8459ab695a0487c7beb916f02c809407bc7d1f56e3b71fa5c70cbcf1e1ed2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5bd94739097f6233b4efef791fe311b824fc07d0bc681b0e1974eedb0eb23a8b [INFO] running `Command { std: "docker" "start" "-a" "5bd94739097f6233b4efef791fe311b824fc07d0bc681b0e1974eedb0eb23a8b", kill_on_drop: false }` [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> tests/smoke.rs:28:30 [INFO] [stderr] | [INFO] [stderr] 28 | Err(e) => panic!(e), [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stderr] help: add a "{}" format string to `Display` the message [INFO] [stderr] | [INFO] [stderr] 28 | Err(e) => panic!("{}", e), [INFO] [stderr] | +++++ [INFO] [stderr] help: or use std::panic::panic_any instead [INFO] [stderr] | [INFO] [stderr] 28 - Err(e) => panic!(e), [INFO] [stderr] 28 + Err(e) => std::panic::panic_any(e), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> tests/smoke.rs:78:30 [INFO] [stderr] | [INFO] [stderr] 78 | Err(e) => panic!(e), [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: add a "{}" format string to `Display` the message [INFO] [stderr] | [INFO] [stderr] 78 | Err(e) => panic!("{}", e), [INFO] [stderr] | +++++ [INFO] [stderr] help: or use std::panic::panic_any instead [INFO] [stderr] | [INFO] [stderr] 78 - Err(e) => panic!(e), [INFO] [stderr] 78 + Err(e) => std::panic::panic_any(e), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `mqtt4bytes` (test "smoke") generated 2 warnings (run `cargo fix --test "smoke" -p mqtt4bytes` to apply 2 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mqtt4bytes-f07fcd55a00d8905) [INFO] [stdout] [INFO] [stdout] running 26 tests [INFO] [stdout] test packets::connect::test::connack_stitching_works_correctly ... ok [INFO] [stderr] Running tests/smoke.rs (/opt/rustwide/target/debug/deps/smoke-dbb6be44e981b9fb) [INFO] [stdout] test packets::connack::test::write_packet_connack_works ... ok [INFO] [stdout] test packets::connect::test::connect_stitching_works_correctlyl ... ok [INFO] [stdout] test packets::connect::test::write_connect_mqtt_packet_works ... ok [INFO] [stdout] test packets::publish::test::qos0_publish_stitching_works_correctly ... ok [INFO] [stdout] test packets::publish::test::qos1_publish_stitching_works_correctly ... ok [INFO] [stdout] test packets::puback::test::puback_stitching_works_correctly ... ok [INFO] [stdout] test packets::publish::test::write_packet_publish_at_least_once_works ... ok [INFO] [stdout] test packets::suback::test::suback_stitching_works_correctly ... ok [INFO] [stdout] test packets::publish::test::write_packet_publish_at_most_once_works ... ok [INFO] [stdout] test packets::subscribe::test::write_packet_subscribe_works ... ok [INFO] [stdout] test packets::subscribe::test::subscribe_stitching_works_correctly ... ok [INFO] [stdout] test read::test::fixed_header_is_parsed_as_expected ... ok [INFO] [stdout] test read::test::incomplete_qos1_publish_stream_errors_until_there_are_enough_bytes ... ok [INFO] [stdout] test read::test::read_packet_connack_works ... ok [INFO] [stdout] test read::test::read_packet_suback_works ... ok [INFO] [stdout] test read::test::read_packet_puback_works ... ok [INFO] [stdout] test topic::test::dollar_subscriptions_doesnt_match_dollar_topic ... ok [INFO] [stdout] test read::test::read_packet_subscribe_works ... ok [INFO] [stdout] test read::test::read_packet_connect_mqtt_protocol ... ok [INFO] [stdout] test topic::test::filters_are_validated_correctly ... ok [INFO] [stdout] test topic::test::wildcards_are_detected_correctly ... ok [INFO] [stdout] test topic::test::topics_are_validated_correctly ... ok [INFO] [stdout] test topic::test::topics_match_with_filters_as_expected ... ok [INFO] [stdout] test topic::test::zero_len_subscriptions_are_not_allowed ... ok [INFO] [stdout] test packets::publishraw::test::write_packet_publish_at_least_once_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stderr] error: test failed, to rerun pass `--test smoke` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/deps/smoke-dbb6be44e981b9fb` (signal: 9, SIGKILL: kill) [INFO] running `Command { std: "docker" "inspect" "5bd94739097f6233b4efef791fe311b824fc07d0bc681b0e1974eedb0eb23a8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5bd94739097f6233b4efef791fe311b824fc07d0bc681b0e1974eedb0eb23a8b", kill_on_drop: false }` [INFO] [stdout] 5bd94739097f6233b4efef791fe311b824fc07d0bc681b0e1974eedb0eb23a8b