[INFO] fetching crate mqttrust_core 0.6.0... [INFO] checking mqttrust_core-0.6.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate mqttrust_core 0.6.0 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate mqttrust_core 0.6.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate mqttrust_core 0.6.0 [INFO] tweaked toml for crates.io crate mqttrust_core 0.6.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mqttrust_core 0.6.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate mqttrust_core 0.6.0 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6cea212c3e48a6b52ab25583392d4aaf82327f2ca142f63d3f8feaa22d91f00b [INFO] running `Command { std: "docker" "start" "-a" "6cea212c3e48a6b52ab25583392d4aaf82327f2ca142f63d3f8feaa22d91f00b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6cea212c3e48a6b52ab25583392d4aaf82327f2ca142f63d3f8feaa22d91f00b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6cea212c3e48a6b52ab25583392d4aaf82327f2ca142f63d3f8feaa22d91f00b", kill_on_drop: false }` [INFO] [stdout] 6cea212c3e48a6b52ab25583392d4aaf82327f2ca142f63d3f8feaa22d91f00b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 658645a50be3a7382705aa09a45d439df5283084156f4cc3c29e2af3d7cf81d4 [INFO] running `Command { std: "docker" "start" "-a" "658645a50be3a7382705aa09a45d439df5283084156f4cc3c29e2af3d7cf81d4", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling semver v1.0.14 [INFO] [stderr] Compiling libc v0.2.133 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling proc-macro2 v1.0.43 [INFO] [stderr] Compiling pkg-config v0.3.25 [INFO] [stderr] Compiling serde v1.0.144 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling unicode-ident v1.0.4 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling syn v1.0.100 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking nb v1.0.0 [INFO] [stderr] Compiling paste v1.0.9 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Compiling openssl v0.10.41 [INFO] [stderr] Checking no-std-net v0.5.0 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Checking once_cell v1.15.0 [INFO] [stderr] Compiling native-tls v0.2.10 [INFO] [stderr] Checking regex-syntax v0.6.27 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking openssl-probe v0.1.5 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Checking hash32 v0.2.1 [INFO] [stderr] Checking gcd v2.1.0 [INFO] [stderr] Checking bbqueue v0.5.1 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking fugit v0.3.6 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking embedded-hal v1.0.0-alpha.8 [INFO] [stderr] Checking aho-corasick v0.7.19 [INFO] [stderr] Checking spin v0.9.4 [INFO] [stderr] Compiling openssl-sys v0.9.75 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking socket2 v0.4.7 [INFO] [stderr] Checking fugit-timer v0.1.3 [INFO] [stderr] Checking dns-lookup v1.0.8 [INFO] [stderr] Compiling heapless v0.7.16 [INFO] [stderr] Checking regex v1.6.0 [INFO] [stderr] Checking env_logger v0.9.1 [INFO] [stderr] Checking mqttrust v0.6.0 [INFO] [stderr] Checking embedded-nal v0.6.0 [INFO] [stderr] Checking mqttrust_core v0.6.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `NoneError` is never constructed [INFO] [stdout] --> src/fmt.rs:221:12 [INFO] [stdout] | [INFO] [stdout] 221 | pub struct NoneError; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Try` is never used [INFO] [stdout] --> src/fmt.rs:223:11 [INFO] [stdout] | [INFO] [stdout] 223 | pub trait Try { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/options.rs:76:19 [INFO] [stdout] | [INFO] [stdout] 76 | pub fn broker(&self) -> (Broker, u16) { [INFO] [stdout] | ^^^^^ ------ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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] 76 | pub fn broker(&self) -> (Broker<'_>, u16) { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/state.rs:84:41 [INFO] [stdout] | [INFO] [stdout] 84 | BoxedPublish::grow(unsafe { &mut PUBLISH_MEM }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 84 | BoxedPublish::grow(unsafe { &raw mut PUBLISH_MEM }); [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling openssl-macros v0.1.0 [INFO] [stdout] warning: struct `NoneError` is never constructed [INFO] [stdout] --> src/fmt.rs:221:12 [INFO] [stdout] | [INFO] [stdout] 221 | pub struct NoneError; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Try` is never used [INFO] [stdout] --> src/fmt.rs:223:11 [INFO] [stdout] | [INFO] [stdout] 223 | pub trait Try { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/eventloop.rs:670:37 [INFO] [stdout] | [INFO] [stdout] 670 | BoxedPublish::grow(unsafe { &mut PUBLISH_MEM }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 670 | BoxedPublish::grow(unsafe { &raw mut PUBLISH_MEM }); [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/eventloop.rs:719:37 [INFO] [stdout] | [INFO] [stdout] 719 | BoxedPublish::grow(unsafe { &mut PUBLISH_MEM }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 719 | BoxedPublish::grow(unsafe { &raw mut PUBLISH_MEM }); [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/eventloop.rs:769:32 [INFO] [stdout] | [INFO] [stdout] 769 | let (_p, c) = unsafe { Q.try_split_framed().unwrap() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/options.rs:76:19 [INFO] [stdout] | [INFO] [stdout] 76 | pub fn broker(&self) -> (Broker, u16) { [INFO] [stdout] | ^^^^^ ------ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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] 76 | pub fn broker(&self) -> (Broker<'_>, u16) { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/state.rs:84:41 [INFO] [stdout] | [INFO] [stdout] 84 | BoxedPublish::grow(unsafe { &mut PUBLISH_MEM }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 84 | BoxedPublish::grow(unsafe { &raw mut PUBLISH_MEM }); [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static [INFO] [stdout] --> src/state.rs:517:37 [INFO] [stdout] | [INFO] [stdout] 517 | BoxedPublish::grow(unsafe { &mut PUBLISH_MEM }); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 517 | BoxedPublish::grow(unsafe { &raw mut PUBLISH_MEM }); [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.84s [INFO] running `Command { std: "docker" "inspect" "658645a50be3a7382705aa09a45d439df5283084156f4cc3c29e2af3d7cf81d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "658645a50be3a7382705aa09a45d439df5283084156f4cc3c29e2af3d7cf81d4", kill_on_drop: false }` [INFO] [stdout] 658645a50be3a7382705aa09a45d439df5283084156f4cc3c29e2af3d7cf81d4