[INFO] fetching crate hass-mqtt-discovery-macros 0.0.0...
[INFO] checking hass-mqtt-discovery-macros-0.0.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate hass-mqtt-discovery-macros 0.0.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate hass-mqtt-discovery-macros 0.0.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hass-mqtt-discovery-macros 0.0.0
[INFO] finished tweaking crates.io crate hass-mqtt-discovery-macros 0.0.0
[INFO] tweaked toml for crates.io crate hass-mqtt-discovery-macros 0.0.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding darling v0.14.4 (latest: v0.20.10)
[INFO] [stderr]       Adding darling_core v0.14.4 (latest: v0.20.10)
[INFO] [stderr]       Adding darling_macro v0.14.4 (latest: v0.20.10)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.13.0)
[INFO] [stderr]       Adding strsim v0.10.0 (latest: v0.11.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a8b777f480f917c21f7c51d5b99181756d4d0d610bbe439fb4208ce4500f36b
[INFO] running `Command { std: "docker" "start" "-a" "8a8b777f480f917c21f7c51d5b99181756d4d0d610bbe439fb4208ce4500f36b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a8b777f480f917c21f7c51d5b99181756d4d0d610bbe439fb4208ce4500f36b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a8b777f480f917c21f7c51d5b99181756d4d0d610bbe439fb4208ce4500f36b", kill_on_drop: false }`
[INFO] [stdout] 8a8b777f480f917c21f7c51d5b99181756d4d0d610bbe439fb4208ce4500f36b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d2fb24283c6137954dca79625272e449c0fd003c571929fa08afe7e75ac2eed
[INFO] running `Command { std: "docker" "start" "-a" "4d2fb24283c6137954dca79625272e449c0fd003c571929fa08afe7e75ac2eed", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking ident_case v1.0.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking proc-macro2 v1.0.86
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking convert_case v0.6.0
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]     Checking darling v0.14.4
[INFO] [stderr]     Checking hass-mqtt-discovery-macros v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `make_lifetimes_inferred` is never used
[INFO] [stdout]   --> src/util.rs:14:6
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub(crate) trait ModifyLifetimes: Clone {
[INFO] [stdout]    |                  --------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 14 |   fn make_lifetimes_inferred(&self) -> Cow<Self> {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `make_lifetimes_inferred` is never used
[INFO] [stdout]   --> src/util.rs:14:6
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub(crate) trait ModifyLifetimes: Clone {
[INFO] [stdout]    |                  --------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 14 |   fn make_lifetimes_inferred(&self) -> Cow<Self> {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 6.05s
[INFO] running `Command { std: "docker" "inspect" "4d2fb24283c6137954dca79625272e449c0fd003c571929fa08afe7e75ac2eed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d2fb24283c6137954dca79625272e449c0fd003c571929fa08afe7e75ac2eed", kill_on_drop: false }`
[INFO] [stdout] 4d2fb24283c6137954dca79625272e449c0fd003c571929fa08afe7e75ac2eed