[INFO] cloning repository https://github.com/calvin-laurenson/iqble
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/calvin-laurenson/iqble" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcalvin-laurenson%2Fiqble", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcalvin-laurenson%2Fiqble'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3178539d750ac5ebbfcfc201eddd9dd49fa7b27d
[INFO] checking calvin-laurenson/iqble against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcalvin-laurenson%2Fiqble" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/calvin-laurenson/iqble
[INFO] finished tweaking git repo https://github.com/calvin-laurenson/iqble
[INFO] tweaked toml for git repo https://github.com/calvin-laurenson/iqble written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/calvin-laurenson/iqble on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/calvin-laurenson/iqble 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd8af2974a2ccea82bff0fbab6c4d025d9188ba9d2ecd181c9c988a06aff842b
[INFO] running `Command { std: "docker" "start" "-a" "cd8af2974a2ccea82bff0fbab6c4d025d9188ba9d2ecd181c9c988a06aff842b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd8af2974a2ccea82bff0fbab6c4d025d9188ba9d2ecd181c9c988a06aff842b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd8af2974a2ccea82bff0fbab6c4d025d9188ba9d2ecd181c9c988a06aff842b", kill_on_drop: false }`
[INFO] [stdout] cd8af2974a2ccea82bff0fbab6c4d025d9188ba9d2ecd181c9c988a06aff842b
[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=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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa9c09c610fd150e97a677fa906dd6f63ebf29fe994fc0d3f93ae59afa45dfae
[INFO] running `Command { std: "docker" "start" "-a" "fa9c09c610fd150e97a677fa906dd6f63ebf29fe994fc0d3f93ae59afa45dfae", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling libdbus-sys v0.2.2
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]     Checking futures-channel v0.3.21
[INFO] [stderr]    Compiling rustversion v1.0.7
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling ryu v1.0.10
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling uuid v1.1.2
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking nix v0.24.1
[INFO] [stderr]     Checking gilrs-core v0.4.1
[INFO] [stderr]     Checking gilrs v0.9.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling strum_macros v0.24.2
[INFO] [stderr]    Compiling custom_debug_derive v0.5.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling displaydoc v0.2.3
[INFO] [stderr]     Checking custom_debug v0.5.0
[INFO] [stderr]     Checking tokio v1.19.2
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking strum v0.24.1
[INFO] [stderr]     Checking dbus v0.9.5
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking tokio-stream v0.1.9
[INFO] [stderr]     Checking dbus-tokio v0.7.5
[INFO] [stderr]     Checking dbus-crossroads v0.5.0
[INFO] [stderr]    Compiling bluer v0.15.0
[INFO] [stderr]     Checking iqble v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `CharacteristicNotifyMethod`, `CharacteristicNotify`, `Characteristic`, and `Service`
[INFO] [stdout]  --> src/main.rs:6:22
[INFO] [stdout]   |
[INFO] [stdout] 6 |         Application, Characteristic, CharacteristicNotify, CharacteristicNotifyMethod, Service,
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `interval`
[INFO] [stdout]   --> src/main.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     time::{interval, sleep},
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/iq_brain.rs:47:76
[INFO] [stdout]    |
[INFO] [stdout] 47 |                     method: CharacteristicNotifyMethod::Fun(Box::new(move |mut notifier| {
[INFO] [stdout]    |                                                                            ----^^^^^^^^
[INFO] [stdout]    |                                                                            |
[INFO] [stdout]    |                                                                            help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]   --> src/iq_brain.rs:78:86
[INFO] [stdout]    |
[INFO] [stdout] 78 |                     method: CharacteristicWriteMethod::Fun(Box::new(move |new_value, req| {
[INFO] [stdout]    |                                                                                      ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]   --> src/iq_brain.rs:66:41
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     fun: Box::new(move |req| {
[INFO] [stdout]    |                                         ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]   --> src/iq_brain.rs:32:86
[INFO] [stdout]    |
[INFO] [stdout] 32 |                     method: CharacteristicWriteMethod::Fun(Box::new(move |new_value, req| {
[INFO] [stdout]    |                                                                                      ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]   --> src/iq_brain.rs:20:41
[INFO] [stdout]    |
[INFO] [stdout] 20 |                     fun: Box::new(move |req| {
[INFO] [stdout]    |                                         ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_value`
[INFO] [stdout]    --> src/iq_controller.rs:203:75
[INFO] [stdout]     |
[INFO] [stdout] 203 |                     method: CharacteristicWriteMethod::Fun(Box::new(move |new_value, req| {
[INFO] [stdout]     |                                                                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]    --> src/iq_controller.rs:203:86
[INFO] [stdout]     |
[INFO] [stdout] 203 |                     method: CharacteristicWriteMethod::Fun(Box::new(move |new_value, req| {
[INFO] [stdout]     |                                                                                      ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CharacteristicNotifyMethod`, `CharacteristicNotify`, `Characteristic`, and `Service`
[INFO] [stdout]  --> src/main.rs:6:22
[INFO] [stdout]   |
[INFO] [stdout] 6 |         Application, Characteristic, CharacteristicNotify, CharacteristicNotifyMethod, Service,
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `interval`
[INFO] [stdout]   --> src/main.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     time::{interval, sleep},
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/iq_brain.rs:47:76
[INFO] [stdout]    |
[INFO] [stdout] 47 |                     method: CharacteristicNotifyMethod::Fun(Box::new(move |mut notifier| {
[INFO] [stdout]    |                                                                            ----^^^^^^^^
[INFO] [stdout]    |                                                                            |
[INFO] [stdout]    |                                                                            help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]   --> src/iq_brain.rs:78:86
[INFO] [stdout]    |
[INFO] [stdout] 78 |                     method: CharacteristicWriteMethod::Fun(Box::new(move |new_value, req| {
[INFO] [stdout]    |                                                                                      ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]   --> src/iq_brain.rs:66:41
[INFO] [stdout]    |
[INFO] [stdout] 66 |                     fun: Box::new(move |req| {
[INFO] [stdout]    |                                         ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]   --> src/iq_brain.rs:32:86
[INFO] [stdout]    |
[INFO] [stdout] 32 |                     method: CharacteristicWriteMethod::Fun(Box::new(move |new_value, req| {
[INFO] [stdout]    |                                                                                      ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]   --> src/iq_brain.rs:20:41
[INFO] [stdout]    |
[INFO] [stdout] 20 |                     fun: Box::new(move |req| {
[INFO] [stdout]    |                                         ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_value`
[INFO] [stdout]    --> src/iq_controller.rs:203:75
[INFO] [stdout]     |
[INFO] [stdout] 203 |                     method: CharacteristicWriteMethod::Fun(Box::new(move |new_value, req| {
[INFO] [stdout]     |                                                                           ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]    --> src/iq_controller.rs:203:86
[INFO] [stdout]     |
[INFO] [stdout] 203 |                     method: CharacteristicWriteMethod::Fun(Box::new(move |new_value, req| {
[INFO] [stdout]     |                                                                                      ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.23s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bluer v0.15.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 7`
[INFO] running `Command { std: "docker" "inspect" "fa9c09c610fd150e97a677fa906dd6f63ebf29fe994fc0d3f93ae59afa45dfae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa9c09c610fd150e97a677fa906dd6f63ebf29fe994fc0d3f93ae59afa45dfae", kill_on_drop: false }`
[INFO] [stdout] fa9c09c610fd150e97a677fa906dd6f63ebf29fe994fc0d3f93ae59afa45dfae
