[INFO] fetching crate pawkit-logger 0.1.2...
[INFO] testing pawkit-logger-0.1.2 against 1.91.0 for beta-1.92-2
[INFO] extracting crate pawkit-logger 0.1.2 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate pawkit-logger 0.1.2
[INFO] finished tweaking crates.io crate pawkit-logger 0.1.2
[INFO] tweaked toml for crates.io crate pawkit-logger 0.1.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pawkit-logger 0.1.2 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pawkit-logger 0.1.2 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded windows-result v0.3.2
[INFO] [stderr]   Downloaded windows-core v0.61.0
[INFO] [stderr]   Downloaded windows-strings v0.4.0
[INFO] [stderr]   Downloaded cc v1.2.19
[INFO] [stderr]   Downloaded libc v0.2.171
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98e5cd7421bd138dddaeb6d8fb13ccca38dadcaab144564de524d0897e1e6a7c
[INFO] running `Command { std: "docker" "start" "-a" "98e5cd7421bd138dddaeb6d8fb13ccca38dadcaab144564de524d0897e1e6a7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98e5cd7421bd138dddaeb6d8fb13ccca38dadcaab144564de524d0897e1e6a7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98e5cd7421bd138dddaeb6d8fb13ccca38dadcaab144564de524d0897e1e6a7c", kill_on_drop: false }`
[INFO] [stdout] 98e5cd7421bd138dddaeb6d8fb13ccca38dadcaab144564de524d0897e1e6a7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59f8596fef9f17fd3e565c5a7661f0a1582af504227260637c73d89ea144dea6
[INFO] running `Command { std: "docker" "start" "-a" "59f8596fef9f17fd3e565c5a7661f0a1582af504227260637c73d89ea144dea6", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling pawkit-logger v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(decl_macro)]
[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 `pawkit-logger` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "59f8596fef9f17fd3e565c5a7661f0a1582af504227260637c73d89ea144dea6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59f8596fef9f17fd3e565c5a7661f0a1582af504227260637c73d89ea144dea6", kill_on_drop: false }`
[INFO] [stdout] 59f8596fef9f17fd3e565c5a7661f0a1582af504227260637c73d89ea144dea6