[INFO] cloning repository https://github.com/bluez-rs/bluez-async
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bluez-rs/bluez-async" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbluez-rs%2Fbluez-async", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbluez-rs%2Fbluez-async'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd3679bc404213de501e9e164a9bfb2eaa047f58
[INFO] checking bluez-rs/bluez-async/cd3679bc404213de501e9e164a9bfb2eaa047f58 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbluez-rs%2Fbluez-async" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bluez-rs/bluez-async on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bluez-rs/bluez-async
[INFO] finished tweaking git repo https://github.com/bluez-rs/bluez-async
[INFO] tweaked toml for git repo https://github.com/bluez-rs/bluez-async written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/bluez-rs/bluez-async 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded xml-rs v0.8.14
[INFO] [stderr]   Downloaded linux-raw-sys v0.3.7
[INFO] [stderr]   Downloaded libdbus-sys v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96c97196d203d303981b691d5ac130686c7811bb282c55be0bffec982e733109
[INFO] running `Command { std: "docker" "start" "-a" "96c97196d203d303981b691d5ac130686c7811bb282c55be0bffec982e733109", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96c97196d203d303981b691d5ac130686c7811bb282c55be0bffec982e733109", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96c97196d203d303981b691d5ac130686c7811bb282c55be0bffec982e733109", kill_on_drop: false }`
[INFO] [stdout] 96c97196d203d303981b691d5ac130686c7811bb282c55be0bffec982e733109
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91537abc11b8a3deea8710a069f5939d114778bb811a6c40cd841df06e1ed562
[INFO] running `Command { std: "docker" "start" "-a" "91537abc11b8a3deea8710a069f5939d114778bb811a6c40cd841df06e1ed562", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.74
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking slab v0.4.4
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling rustix v0.37.25
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking linux-raw-sys v0.3.7
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking xml-rs v0.8.14
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]    Compiling libdbus-sys v0.2.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.46
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking is-terminal v0.4.7
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking pretty_env_logger v0.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking dbus v0.9.7
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking bluez-generated v0.3.0 (/opt/rustwide/workdir/bluez-generated)
[INFO] [stderr]     Checking dbus-tokio v0.7.6
[INFO] [stderr]     Checking serde-xml-rs v0.6.0
[INFO] [stderr]     Checking bluez-async v0.7.2 (/opt/rustwide/workdir/bluez-async)
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]    --> bluez-async/src/characteristic.rs:161:37
[INFO] [stdout]     |
[INFO] [stdout] 159 |     use super::*;
[INFO] [stdout]     |         -------- the item `TryInto` is already imported here
[INFO] [stdout] 160 |     use dbus::arg::{PropMap, Variant};
[INFO] [stdout] 161 |     use std::{collections::HashMap, convert::TryInto};
[INFO] [stdout]     |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.85s
[INFO] running `Command { std: "docker" "inspect" "91537abc11b8a3deea8710a069f5939d114778bb811a6c40cd841df06e1ed562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91537abc11b8a3deea8710a069f5939d114778bb811a6c40cd841df06e1ed562", kill_on_drop: false }`
[INFO] [stdout] 91537abc11b8a3deea8710a069f5939d114778bb811a6c40cd841df06e1ed562