[INFO] cloning repository https://github.com/3nt3/mpris2mqtt-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/3nt3/mpris2mqtt-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F3nt3%2Fmpris2mqtt-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F3nt3%2Fmpris2mqtt-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4bfe1a5bd780ded841ef2b2494cc98de2c720b5c
[INFO] checking 3nt3/mpris2mqtt-rs against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F3nt3%2Fmpris2mqtt-rs" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/3nt3/mpris2mqtt-rs
[INFO] finished tweaking git repo https://github.com/3nt3/mpris2mqtt-rs
[INFO] tweaked toml for git repo https://github.com/3nt3/mpris2mqtt-rs written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/3nt3/mpris2mqtt-rs on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/3nt3/mpris2mqtt-rs 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36948d8e61c6891a4789aab646cb312e2bbc4a7f3d625c49fa0c6a08bf3c4ddd
[INFO] running `Command { std: "docker" "start" "-a" "36948d8e61c6891a4789aab646cb312e2bbc4a7f3d625c49fa0c6a08bf3c4ddd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36948d8e61c6891a4789aab646cb312e2bbc4a7f3d625c49fa0c6a08bf3c4ddd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36948d8e61c6891a4789aab646cb312e2bbc4a7f3d625c49fa0c6a08bf3c4ddd", kill_on_drop: false }`
[INFO] [stdout] 36948d8e61c6891a4789aab646cb312e2bbc4a7f3d625c49fa0c6a08bf3c4ddd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42e5fb8f0a4483699e75a26b39801790a27489f2e2889e0dc71e7d9c88d0470d
[INFO] running `Command { std: "docker" "start" "-a" "42e5fb8f0a4483699e75a26b39801790a27489f2e2889e0dc71e7d9c88d0470d", kill_on_drop: false }`
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[INFO] [stderr]    Compiling parking_lot_core v0.9.12
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[INFO] [stderr]     Checking futures-util v0.3.31
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[INFO] [stderr]     Checking rustls-native-certs v0.8.2
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[INFO] [stderr]     Checking regex-automata v0.4.13
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[INFO] [stderr]     Checking dbus v0.9.10
[INFO] [stderr]    Compiling derive_is_enum_variant v0.1.1
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]    Compiling cc v1.2.49
[INFO] [stderr]     Checking regex v1.12.2
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[INFO] [stderr]    Compiling cmake v0.1.56
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling aws-lc-sys v0.34.0
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling enum-kinds v0.5.1
[INFO] [stderr]     Checking env_logger v0.11.8
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling darling_macro v0.14.4
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[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]    Compiling from_variants_impl v1.0.2
[INFO] [stderr]     Checking from_variants v1.0.2
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[INFO] [stderr]     Checking rustls-webpki v0.102.8
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[INFO] [stderr]     Checking tokio-rustls v0.26.4
[INFO] [stderr]     Checking rumqttc v0.25.1
[INFO] [stderr]     Checking mpris2mqtt-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(gethostname, never_type)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(gethostname, never_type)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mpris2mqtt-rs` (bin "mpris2mqtt-rs") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mpris2mqtt-rs` (bin "mpris2mqtt-rs" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "42e5fb8f0a4483699e75a26b39801790a27489f2e2889e0dc71e7d9c88d0470d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42e5fb8f0a4483699e75a26b39801790a27489f2e2889e0dc71e7d9c88d0470d", kill_on_drop: false }`
[INFO] [stdout] 42e5fb8f0a4483699e75a26b39801790a27489f2e2889e0dc71e7d9c88d0470d