[INFO] updating cached repository https://github.com/LevitatingOrange/proove_mqtt
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 28882206f98f1e6e1406e5092ffc36f1b7953049
[INFO] checking LevitatingOrange/proove_mqtt against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLevitatingOrange%2Fproove_mqtt" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LevitatingOrange/proove_mqtt on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/LevitatingOrange/proove_mqtt
[INFO] finished tweaking git repo https://github.com/LevitatingOrange/proove_mqtt
[INFO] tweaked toml for git repo https://github.com/LevitatingOrange/proove_mqtt written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/LevitatingOrange/proove_mqtt already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] aeed0830786507878e9c1de65ab9b589b1e351bc58ad141d10b838c427234492
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "aeed0830786507878e9c1de65ab9b589b1e351bc58ad141d10b838c427234492"`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking rustc-demangle v0.1.9
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]    Compiling proc-macro2 v0.4.8
[INFO] [stderr]    Compiling serde v1.0.70
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling syn v0.14.4
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking bytes v0.4.8
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking nix v0.10.0
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.70
[INFO] [stderr]     Checking sysfs_gpio v0.5.3
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking proove_mqtt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/config.rs:84:62
[INFO] [stderr]    |
[INFO] [stderr] 84 | pub fn load_config(path: Option<&str>) -> Result<Config, Box<error::Error>> {
[INFO] [stderr]    |                                                              ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/config.rs:84:62
[INFO] [stderr]    |
[INFO] [stderr] 84 | pub fn load_config(path: Option<&str>) -> Result<Config, Box<error::Error>> {
[INFO] [stderr]    |                                                              ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `GROUP_SWITCH_OFFSET`
[INFO] [stderr]   --> src/devices.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | const GROUP_SWITCH_OFFSET: u32 = 5;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `GROUP_SWITCH_MASK`
[INFO] [stderr]   --> src/devices.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | const GROUP_SWITCH_MASK: u32 = 0x20;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_proove_packet`
[INFO] [stderr]   --> src/devices.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn get_proove_packet(&self, status: bool) -> Option<u32> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Inconsistency`
[INFO] [stderr]   --> src/devices.rs:98:5
[INFO] [stderr]    |
[INFO] [stderr] 98 |     Inconsistency,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_group_state`
[INFO] [stderr]    --> src/devices.rs:115:5
[INFO] [stderr]     |
[INFO] [stderr] 115 |     pub fn set_group_state(&mut self, group_name: String, state: bool) -> Result<(), Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `GROUP_SWITCH_OFFSET`
[INFO] [stderr]   --> src/devices.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | const GROUP_SWITCH_OFFSET: u32 = 5;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `GROUP_SWITCH_MASK`
[INFO] [stderr]   --> src/devices.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | const GROUP_SWITCH_MASK: u32 = 0x20;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_proove_packet`
[INFO] [stderr]   --> src/devices.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn get_proove_packet(&self, status: bool) -> Option<u32> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Inconsistency`
[INFO] [stderr]   --> src/devices.rs:98:5
[INFO] [stderr]    |
[INFO] [stderr] 98 |     Inconsistency,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_group_state`
[INFO] [stderr]    --> src/devices.rs:115:5
[INFO] [stderr]     |
[INFO] [stderr] 115 |     pub fn set_group_state(&mut self, group_name: String, state: bool) -> Result<(), Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.74s
[INFO] running `"docker" "inspect" "aeed0830786507878e9c1de65ab9b589b1e351bc58ad141d10b838c427234492"`
[INFO] running `"docker" "rm" "-f" "aeed0830786507878e9c1de65ab9b589b1e351bc58ad141d10b838c427234492"`
[INFO] [stdout] aeed0830786507878e9c1de65ab9b589b1e351bc58ad141d10b838c427234492