[INFO] fetching crate divina_compile 0.1.0...
[INFO] testing divina_compile-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate divina_compile 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate divina_compile 0.1.0
[INFO] finished tweaking crates.io crate divina_compile 0.1.0
[INFO] tweaked toml for crates.io crate divina_compile 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate divina_compile 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages to latest compatible versions
[INFO] [stderr]       Adding shellfn v0.1.1 (available: v0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shellfn-attribute v0.1.1
[INFO] [stderr]   Downloaded shellfn-core v0.1.1
[INFO] [stderr]   Downloaded divina_config v0.1.0
[INFO] [stderr]   Downloaded divina_util v0.1.0
[INFO] [stderr]   Downloaded shellwords v1.1.0
[INFO] [stderr]   Downloaded darling_core v0.8.6
[INFO] [stderr]   Downloaded darling_macro v0.8.6
[INFO] [stderr]   Downloaded darling v0.8.6
[INFO] [stderr]   Downloaded rlua v0.19.8
[INFO] [stderr]   Downloaded shellfn v0.1.1
[INFO] [stderr]   Downloaded rlua-lua54-sys v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a47821734efe928c6aa96a6b6e46bf2d4748f015e0127668a950115672821e32
[INFO] running `Command { std: "docker" "start" "-a" "a47821734efe928c6aa96a6b6e46bf2d4748f015e0127668a950115672821e32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a47821734efe928c6aa96a6b6e46bf2d4748f015e0127668a950115672821e32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a47821734efe928c6aa96a6b6e46bf2d4748f015e0127668a950115672821e32", kill_on_drop: false }`
[INFO] [stdout] a47821734efe928c6aa96a6b6e46bf2d4748f015e0127668a950115672821e32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abbe9df498f0d81da34568a95997910b58b9c85c77eed5f9fdd1ef7eb9485213
[INFO] running `Command { std: "docker" "start" "-a" "abbe9df498f0d81da34568a95997910b58b9c85c77eed5f9fdd1ef7eb9485213", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling find-msvc-tools v0.1.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling rlua v0.19.8
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling bstr v1.12.0
[INFO] [stderr]    Compiling divina_util v0.1.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling cc v1.2.39
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling shellfn-core v0.1.1
[INFO] [stderr]    Compiling rlua-lua54-sys v0.1.7
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling darling_core v0.8.6
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling darling_macro v0.8.6
[INFO] [stderr]    Compiling shellwords v1.1.0
[INFO] [stderr]    Compiling darling v0.8.6
[INFO] [stderr]    Compiling shellfn-attribute v0.1.1
[INFO] [stderr]    Compiling shellfn v0.1.1
[INFO] [stderr]    Compiling divina_config v0.1.0
[INFO] [stderr]    Compiling divina_compile v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(stmt_expr_attributes)]
[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 `divina_compile` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "abbe9df498f0d81da34568a95997910b58b9c85c77eed5f9fdd1ef7eb9485213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abbe9df498f0d81da34568a95997910b58b9c85c77eed5f9fdd1ef7eb9485213", kill_on_drop: false }`
[INFO] [stdout] abbe9df498f0d81da34568a95997910b58b9c85c77eed5f9fdd1ef7eb9485213