[INFO] fetching crate mqtt-protocol-core 0.7.7...
[INFO] checking mqtt-protocol-core-0.7.7 against try#50f413885985a8b0a0b6ca0766a0aedd45304953 for pr-155657
[INFO] extracting crate mqtt-protocol-core 0.7.7 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate mqtt-protocol-core 0.7.7
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mqtt-protocol-core 0.7.7
[INFO] tweaked toml for crates.io crate mqtt-protocol-core 0.7.7 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mqtt-protocol-core 0.7.7 on toolchain 50f413885985a8b0a0b6ca0766a0aedd45304953
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mqtt-protocol-core 0.7.7 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" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 22bbc25675f5acb6070c098c8dbe69dda5eb92ce73cac8d1fee8b2063b4acb65
[INFO] running `Command { std: "docker" "start" "-a" "22bbc25675f5acb6070c098c8dbe69dda5eb92ce73cac8d1fee8b2063b4acb65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22bbc25675f5acb6070c098c8dbe69dda5eb92ce73cac8d1fee8b2063b4acb65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22bbc25675f5acb6070c098c8dbe69dda5eb92ce73cac8d1fee8b2063b4acb65", kill_on_drop: false }`
[INFO] [stdout] 22bbc25675f5acb6070c098c8dbe69dda5eb92ce73cac8d1fee8b2063b4acb65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0c66ea9407f40d3f30f987263d8df9c52512e7985a7ac2e9a340b7c896ee617
[INFO] running `Command { std: "docker" "start" "-a" "b0c66ea9407f40d3f30f987263d8df9c52512e7985a7ac2e9a340b7c896ee617", kill_on_drop: false }`
[INFO] [stderr]    Compiling indexmap v2.12.1
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde_json v1.0.148
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking deranged v0.5.5
[INFO] [stderr]     Checking zmij v1.0.0
[INFO] [stderr]     Checking time-core v0.1.6
[INFO] [stderr]     Checking foldhash v0.2.0
[INFO] [stderr]     Checking hashbrown v0.15.5
[INFO] [stderr]    Compiling toml_edit v0.23.10+spec-1.0.0
[INFO] [stderr]     Checking strum v0.27.2
[INFO] [stderr]     Checking arrayvec v0.7.6
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]     Checking time v0.3.44
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.22
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling num_enum_derive v0.7.5
[INFO] [stderr]    Compiling strum_macros v0.27.2
[INFO] [stderr]    Compiling getset v0.1.6
[INFO] [stderr]    Compiling delegate v0.13.5
[INFO] [stderr]    Compiling enum_dispatch v0.3.13
[INFO] [stderr]     Checking num_enum v0.7.5
[INFO] [stderr]     Checking thiserror v2.0.17
[INFO] [stderr]     Checking tracing-appender v0.2.4
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling derive_builder_core v0.20.2
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]    Compiling derive_builder_macro v0.20.2
[INFO] [stderr]     Checking derive_builder v0.20.2
[INFO] [stderr]     Checking mqtt-protocol-core v0.7.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable call
[INFO] [stdout]    --> tests/result_code.rs:213:31
[INFO] [stdout]     |
[INFO] [stdout] 213 |             let _mqtt_error = MqttError::from(_infallible);
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^ ----------- any code following this expression is unreachable
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               unreachable call
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `mqtt_protocol_core::mqtt::result_code::MqttError: From<()>` is not satisfied
[INFO] [stdout]    --> tests/result_code.rs:213:31
[INFO] [stdout]     |
[INFO] [stdout] 213 |             let _mqtt_error = MqttError::from(_infallible);
[INFO] [stdout]     |                               ^^^^^^^^^ the trait `From<()>` is not implemented for `mqtt_protocol_core::mqtt::result_code::MqttError`
[INFO] [stdout]     |
[INFO] [stdout]     = help: `mqtt_protocol_core::mqtt::result_code::MqttError` implements trait `From<T>`:
[INFO] [stdout]               From<!>
[INFO] [stdout]               From<UninitializedFieldError>
[INFO] [stdout]               From<mqtt_protocol_core::mqtt::result_code::AuthReasonCode>
[INFO] [stdout]               From<mqtt_protocol_core::mqtt::result_code::ConnectReasonCode>
[INFO] [stdout]               From<mqtt_protocol_core::mqtt::result_code::DisconnectReasonCode>
[INFO] [stdout]               From<mqtt_protocol_core::mqtt::result_code::PubackReasonCode>
[INFO] [stdout]               From<mqtt_protocol_core::mqtt::result_code::PubcompReasonCode>
[INFO] [stdout]               From<mqtt_protocol_core::mqtt::result_code::PubrecReasonCode>
[INFO] [stdout]             and 3 others
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mqtt-protocol-core` (test "result_code") due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b0c66ea9407f40d3f30f987263d8df9c52512e7985a7ac2e9a340b7c896ee617", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0c66ea9407f40d3f30f987263d8df9c52512e7985a7ac2e9a340b7c896ee617", kill_on_drop: false }`
[INFO] [stdout] b0c66ea9407f40d3f30f987263d8df9c52512e7985a7ac2e9a340b7c896ee617
