[INFO] fetching crate pi_mqtt 0.2.1...
[INFO] testing pi_mqtt-0.2.1 against 1.76.0 for beta-1.77-1
[INFO] extracting crate pi_mqtt 0.2.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate pi_mqtt 0.2.1 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pi_mqtt 0.2.1
[INFO] finished tweaking crates.io crate pi_mqtt 0.2.1
[INFO] tweaked toml for crates.io crate pi_mqtt 0.2.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pi_cancel_timer v0.2.0
[INFO] [stderr]   Downloaded pi_share v0.4.14
[INFO] [stderr]   Downloaded pi_atom v0.2.4
[INFO] [stderr]   Downloaded pi_timer v0.1.0
[INFO] [stderr]   Downloaded quanta v0.12.2
[INFO] [stderr]   Downloaded pi_key_alloter v0.4.4
[INFO] [stderr]   Downloaded pi_async_buffer v0.7.0
[INFO] [stderr]   Downloaded pi_slot_deque v0.2.1
[INFO] [stderr]   Downloaded pi_wheel v0.1.0
[INFO] [stderr]   Downloaded pi_hash_value v0.1.0
[INFO] [stderr]   Downloaded pi_slot_wheel v0.2.0
[INFO] [stderr]   Downloaded pi_ext_heap v0.1.0
[INFO] [stderr]   Downloaded pem-rfc7468 v0.3.1
[INFO] [stderr]   Downloaded pi_ws v0.3.1
[INFO] [stderr]   Downloaded st3 v0.4.1
[INFO] [stderr]   Downloaded rsa v0.6.1
[INFO] [stderr]   Downloaded raw-cpuid v11.0.1
[INFO] [stderr]   Downloaded pi_slotmap v0.1.15
[INFO] [stderr]   Downloaded pi_crypto v0.1.0
[INFO] [stderr]   Downloaded pi_tcp v0.3.2
[INFO] [stderr]   Downloaded pkcs1 v0.3.3
[INFO] [stderr]   Downloaded pi_bon v0.2.3
[INFO] [stderr]   Downloaded mqtt311 v0.2.0
[INFO] [stderr]   Downloaded pi_blocking_udp v0.2.0
[INFO] [stderr]   Downloaded pi-async-rt v0.1.18
[INFO] [stderr]   Downloaded pi_wrr v0.1.1
[INFO] [stderr]   Downloaded pi_quic v0.6.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b402b2fdaaabd1a6b03a2214c64b714ea979ccde26da5349c5a7f6f3114f591
[INFO] running `Command { std: "docker" "start" "-a" "8b402b2fdaaabd1a6b03a2214c64b714ea979ccde26da5349c5a7f6f3114f591", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b402b2fdaaabd1a6b03a2214c64b714ea979ccde26da5349c5a7f6f3114f591", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b402b2fdaaabd1a6b03a2214c64b714ea979ccde26da5349c5a7f6f3114f591", kill_on_drop: false }`
[INFO] [stdout] 8b402b2fdaaabd1a6b03a2214c64b714ea979ccde26da5349c5a7f6f3114f591
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8babd53182db7eb91f8cc7e912b6128fb0b19ad3a8ca267430111c7fe9ddbef1
[INFO] running `Command { std: "docker" "start" "-a" "8babd53182db7eb91f8cc7e912b6128fb0b19ad3a8ca267430111c7fe9ddbef1", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling cc v1.0.85
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling smallvec v1.13.1
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-queue v0.3.11
[INFO] [stderr]    Compiling crossbeam-channel v0.5.11
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling pi_slot_deque v0.2.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling pi_ext_heap v0.1.0
[INFO] [stderr]    Compiling base64ct v1.6.0
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pi_ext_heap-0.1.0/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(min_specialization)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pi_ext_heap-0.1.0/src/lib.rs:145:1
[INFO] [stdout]     |
[INFO] [stdout] 145 | #![feature(inplace_iteration)]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pi_ext_heap-0.1.0/src/lib.rs:146:1
[INFO] [stdout]     |
[INFO] [stdout] 146 | #![feature(trusted_len)]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pi_ext_heap-0.1.0/src/lib.rs:147:1
[INFO] [stdout]     |
[INFO] [stdout] 147 | #![feature(exact_size_is_empty)]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pi_ext_heap-0.1.0/src/lib.rs:148:1
[INFO] [stdout]     |
[INFO] [stdout] 148 | #![feature(extend_one)]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pi_ext_heap-0.1.0/src/lib.rs:145:12
[INFO] [stdout]     |
[INFO] [stdout] 145 | #![feature(inplace_iteration)]
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pi_ext_heap-0.1.0/src/lib.rs:146:12
[INFO] [stdout]     |
[INFO] [stdout] 146 | #![feature(trusted_len)]
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pi_ext_heap-0.1.0/src/lib.rs:147:12
[INFO] [stdout]     |
[INFO] [stdout] 147 | #![feature(exact_size_is_empty)]
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pi_ext_heap-0.1.0/src/lib.rs:148:12
[INFO] [stdout]     |
[INFO] [stdout] 148 | #![feature(extend_one)]
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bitflags v2.4.2
[INFO] [stderr]    Compiling pi_slot_wheel v0.2.0
[INFO] [stdout] error[E0046]: not all trait items implemented, missing: `EXPAND_BY`, `MERGE_BY`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/pi_ext_heap-0.1.0/src/lib.rs:1271:1
[INFO] [stdout]      |
[INFO] [stdout] 1271 | unsafe impl<I> InPlaceIterable for IntoIter<I> {}
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `EXPAND_BY`, `MERGE_BY` in implementation
[INFO] [stdout]      |
[INFO] [stdout]      = help: implement the missing item: `const EXPAND_BY: Option<NonZeroUsize> = value;`
[INFO] [stdout]      = help: implement the missing item: `const MERGE_BY: Option<NonZeroUsize> = value;`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0046, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0046`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pi_ext_heap` (lib) due to 11 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8babd53182db7eb91f8cc7e912b6128fb0b19ad3a8ca267430111c7fe9ddbef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8babd53182db7eb91f8cc7e912b6128fb0b19ad3a8ca267430111c7fe9ddbef1", kill_on_drop: false }`
[INFO] [stdout] 8babd53182db7eb91f8cc7e912b6128fb0b19ad3a8ca267430111c7fe9ddbef1
