Dec 05 14:52:36.168 INFO checking css-rs-macro-0.1.0 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 14:52:36.168 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 14:52:36.670 INFO [stdout] e05eb3c29387a93ff42aa501166864209ec938c5725f3b22f6e477fdb3717851
Dec 05 14:52:36.674 INFO running `"docker" "start" "-a" "e05eb3c29387a93ff42aa501166864209ec938c5725f3b22f6e477fdb3717851"`
Dec 05 14:52:38.363 INFO [stderr] usermod: no changes
Dec 05 14:52:38.432 INFO [stderr]     Checking proc-macro2 v0.4.24
Dec 05 14:52:39.948 INFO [stderr]     Checking quote v0.6.10
Dec 05 14:52:40.779 INFO [stderr]     Checking syn v0.14.9
Dec 05 14:52:46.038 INFO [stderr]     Checking css-rs-macro v0.1.0 (/source)
Dec 05 14:52:47.007 INFO [stderr] warning: unused `#[macro_use]` import
Dec 05 14:52:47.007 INFO [stderr]  --> src/lib.rs:6:1
Dec 05 14:52:47.007 INFO [stderr]   |
Dec 05 14:52:47.007 INFO [stderr] 6 | #[macro_use]
Dec 05 14:52:47.007 INFO [stderr]   | ^^^^^^^^^^^^
Dec 05 14:52:47.007 INFO [stderr]   |
Dec 05 14:52:47.007 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 14:52:47.007 INFO [stderr] 
Dec 05 14:52:47.007 INFO [stderr] warning: unused import: `syn::Expr`
Dec 05 14:52:47.007 INFO [stderr]   --> src/lib.rs:14:5
Dec 05 14:52:47.007 INFO [stderr]    |
Dec 05 14:52:47.007 INFO [stderr] 14 | use syn::Expr;
Dec 05 14:52:47.007 INFO [stderr]    |     ^^^^^^^^^
Dec 05 14:52:47.007 INFO [stderr] 
Dec 05 14:52:47.007 INFO [stderr] warning: unused import: `proc_macro::TokenTree`
Dec 05 14:52:47.007 INFO [stderr]   --> src/lib.rs:17:5
Dec 05 14:52:47.007 INFO [stderr]    |
Dec 05 14:52:47.007 INFO [stderr] 17 | use proc_macro::TokenTree;
Dec 05 14:52:47.007 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:52:47.007 INFO [stderr] 
Dec 05 14:52:47.078 INFO [stderr] warning: unused attribute
Dec 05 14:52:47.078 INFO [stderr]  --> src/lib.rs:5:1
Dec 05 14:52:47.078 INFO [stderr]   |
Dec 05 14:52:47.078 INFO [stderr] 5 | #[feature(proc_macro)]
Dec 05 14:52:47.078 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:52:47.078 INFO [stderr]   |
Dec 05 14:52:47.078 INFO [stderr]   = note: #[warn(unused_attributes)] on by default
Dec 05 14:52:47.078 INFO [stderr] 
Dec 05 14:52:47.078 INFO [stderr] warning: crate-level attribute should be an inner attribute: add an exclamation mark: #![foo]
Dec 05 14:52:47.078 INFO [stderr]  --> src/lib.rs:5:1
Dec 05 14:52:47.078 INFO [stderr]   |
Dec 05 14:52:47.078 INFO [stderr] 5 | #[feature(proc_macro)]
Dec 05 14:52:47.078 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:52:47.078 INFO [stderr] 
Dec 05 14:52:47.092 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 14:52:47.092 INFO [stderr]   --> src/lib.rs:86:17
Dec 05 14:52:47.092 INFO [stderr]    |
Dec 05 14:52:47.092 INFO [stderr] 86 |                 fs::remove_file(&css_file);
Dec 05 14:52:47.092 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:52:47.092 INFO [stderr]    |
Dec 05 14:52:47.092 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 14:52:47.092 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 14:52:47.092 INFO [stderr] 
Dec 05 14:52:47.218 INFO [stderr] warning: unused `#[macro_use]` import
Dec 05 14:52:47.218 INFO [stderr]  --> src/lib.rs:6:1
Dec 05 14:52:47.218 INFO [stderr]   |
Dec 05 14:52:47.218 INFO [stderr] 6 | #[macro_use]
Dec 05 14:52:47.218 INFO [stderr]   | ^^^^^^^^^^^^
Dec 05 14:52:47.218 INFO [stderr]   |
Dec 05 14:52:47.218 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 14:52:47.218 INFO [stderr] 
Dec 05 14:52:47.218 INFO [stderr] warning: unused import: `syn::Expr`
Dec 05 14:52:47.218 INFO [stderr]   --> src/lib.rs:14:5
Dec 05 14:52:47.218 INFO [stderr]    |
Dec 05 14:52:47.218 INFO [stderr] 14 | use syn::Expr;
Dec 05 14:52:47.218 INFO [stderr]    |     ^^^^^^^^^
Dec 05 14:52:47.218 INFO [stderr] 
Dec 05 14:52:47.223 INFO [stderr] warning: unused import: `proc_macro::TokenTree`
Dec 05 14:52:47.223 INFO [stderr]   --> src/lib.rs:17:5
Dec 05 14:52:47.223 INFO [stderr]    |
Dec 05 14:52:47.223 INFO [stderr] 17 | use proc_macro::TokenTree;
Dec 05 14:52:47.223 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:52:47.223 INFO [stderr] 
Dec 05 14:52:47.286 INFO [stderr] warning: unused attribute
Dec 05 14:52:47.286 INFO [stderr]  --> src/lib.rs:5:1
Dec 05 14:52:47.286 INFO [stderr]   |
Dec 05 14:52:47.286 INFO [stderr] 5 | #[feature(proc_macro)]
Dec 05 14:52:47.286 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:52:47.286 INFO [stderr]   |
Dec 05 14:52:47.286 INFO [stderr]   = note: #[warn(unused_attributes)] on by default
Dec 05 14:52:47.286 INFO [stderr] 
Dec 05 14:52:47.286 INFO [stderr] warning: crate-level attribute should be an inner attribute: add an exclamation mark: #![foo]
Dec 05 14:52:47.286 INFO [stderr]  --> src/lib.rs:5:1
Dec 05 14:52:47.286 INFO [stderr]   |
Dec 05 14:52:47.286 INFO [stderr] 5 | #[feature(proc_macro)]
Dec 05 14:52:47.286 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:52:47.286 INFO [stderr] 
Dec 05 14:52:47.299 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 14:52:47.299 INFO [stderr]   --> src/lib.rs:86:17
Dec 05 14:52:47.299 INFO [stderr]    |
Dec 05 14:52:47.299 INFO [stderr] 86 |                 fs::remove_file(&css_file);
Dec 05 14:52:47.299 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 14:52:47.299 INFO [stderr]    |
Dec 05 14:52:47.299 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 14:52:47.299 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 14:52:47.299 INFO [stderr] 
Dec 05 14:52:47.328 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.94s
Dec 05 14:52:47.335 INFO [stderr] su: No module specific data is present
Dec 05 14:52:48.080 INFO running `"docker" "inspect" "e05eb3c29387a93ff42aa501166864209ec938c5725f3b22f6e477fdb3717851"`
Dec 05 14:52:48.425 INFO running `"docker" "rm" "-f" "e05eb3c29387a93ff42aa501166864209ec938c5725f3b22f6e477fdb3717851"`
Dec 05 14:52:48.691 INFO [stdout] e05eb3c29387a93ff42aa501166864209ec938c5725f3b22f6e477fdb3717851