Oct 12 19:57:18.772 INFO checking jbalintbiro/l3 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 19:57:18.772 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-4/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 12 19:57:18.968 INFO blam! 08fe040ad634759c5b6884fec4fadee0604fad84d141ebadf9dc8e139c77a4f5
Oct 12 19:57:18.968 INFO running `"docker" "start" "-a" "08fe040ad634759c5b6884fec4fadee0604fad84d141ebadf9dc8e139c77a4f5"`
Oct 12 19:57:19.868 INFO kablam! usermod: no changes
Oct 12 19:57:19.954 INFO kablam!     Checking gc v0.3.2
Oct 12 19:57:19.954 INFO kablam!    Compiling gc_derive v0.3.2
Oct 12 19:57:24.082 INFO kablam!     Checking l3 v0.1.0-dev (/source)
Oct 12 19:57:25.729 INFO kablam! warning: unused variable: `ev`
Oct 12 19:57:25.729 INFO kablam!   --> src/value.rs:92:23
Oct 12 19:57:25.729 INFO kablam!    |
Oct 12 19:57:25.729 INFO kablam! 92 |             Value::Fn(ref fun, ev) => write!(f, "(fn {})", fun),
Oct 12 19:57:25.729 INFO kablam!    |                                ^^ help: consider using `_ev` instead
Oct 12 19:57:25.736 INFO kablam!    |
Oct 12 19:57:25.736 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 19:57:25.736 INFO kablam! 
Oct 12 19:57:25.984 INFO kablam! warning: unused variable: `ev`
Oct 12 19:57:25.988 INFO kablam!   --> src/value.rs:92:23
Oct 12 19:57:25.988 INFO kablam!    |
Oct 12 19:57:25.988 INFO kablam! 92 |             Value::Fn(ref fun, ev) => write!(f, "(fn {})", fun),
Oct 12 19:57:25.988 INFO kablam!    |                                ^^ help: consider using `_ev` instead
Oct 12 19:57:25.988 INFO kablam!    |
Oct 12 19:57:25.988 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 19:57:25.988 INFO kablam! 
Oct 12 19:57:26.008 INFO kablam! warning: variable does not need to be mutable
Oct 12 19:57:26.009 INFO kablam!   --> src/bindings.rs:27:8
Oct 12 19:57:26.009 INFO kablam!    |
Oct 12 19:57:26.009 INFO kablam! 27 |             let mut bind_map = &mut self.bindings;
Oct 12 19:57:26.009 INFO kablam!    |                 ----^^^^^^^^
Oct 12 19:57:26.009 INFO kablam!    |                 |
Oct 12 19:57:26.009 INFO kablam!    |                 help: remove this `mut`
Oct 12 19:57:26.009 INFO kablam!    |
Oct 12 19:57:26.012 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 19:57:26.012 INFO kablam! 
Oct 12 19:57:26.013 INFO kablam! warning: variable does not need to be mutable
Oct 12 19:57:26.014 INFO kablam!   --> src/bindings.rs:39:9
Oct 12 19:57:26.014 INFO kablam!    |
Oct 12 19:57:26.014 INFO kablam! 39 |                 let mut bind_map = &mut self.bindings;
Oct 12 19:57:26.015 INFO kablam!    |                     ----^^^^^^^^
Oct 12 19:57:26.015 INFO kablam!    |                     |
Oct 12 19:57:26.020 INFO kablam!    |                     help: remove this `mut`
Oct 12 19:57:26.021 INFO kablam! 
Oct 12 19:57:26.064 INFO kablam! warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Oct 12 19:57:26.065 INFO kablam!  --> src/main.rs:2:12
Oct 12 19:57:26.065 INFO kablam!   |
Oct 12 19:57:26.066 INFO kablam! 2 | #![feature(conservative_impl_trait)]
Oct 12 19:57:26.066 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 19:57:26.072 INFO kablam!   |
Oct 12 19:57:26.073 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 12 19:57:26.073 INFO kablam! 
Oct 12 19:57:26.205 INFO kablam! warning: variable does not need to be mutable
Oct 12 19:57:26.206 INFO kablam!   --> src/bindings.rs:27:8
Oct 12 19:57:26.206 INFO kablam!    |
Oct 12 19:57:26.206 INFO kablam! 27 |             let mut bind_map = &mut self.bindings;
Oct 12 19:57:26.207 INFO kablam!    |                 ----^^^^^^^^
Oct 12 19:57:26.207 INFO kablam!    |                 |
Oct 12 19:57:26.207 INFO kablam!    |                 help: remove this `mut`
Oct 12 19:57:26.208 INFO kablam!    |
Oct 12 19:57:26.208 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 12 19:57:26.208 INFO kablam! 
Oct 12 19:57:26.208 INFO kablam! warning: variable does not need to be mutable
Oct 12 19:57:26.209 INFO kablam!   --> src/bindings.rs:39:9
Oct 12 19:57:26.209 INFO kablam!    |
Oct 12 19:57:26.209 INFO kablam! 39 |                 let mut bind_map = &mut self.bindings;
Oct 12 19:57:26.209 INFO kablam!    |                     ----^^^^^^^^
Oct 12 19:57:26.210 INFO kablam!    |                     |
Oct 12 19:57:26.210 INFO kablam!    |                     help: remove this `mut`
Oct 12 19:57:26.210 INFO kablam! 
Oct 12 19:57:26.272 INFO kablam! warning: function is never used: `ident`
Oct 12 19:57:26.273 INFO kablam!   --> src/internals.rs:16:1
Oct 12 19:57:26.273 INFO kablam!    |
Oct 12 19:57:26.273 INFO kablam! 16 | / pub fn ident<T>(i: T) -> LCell<Value>
Oct 12 19:57:26.273 INFO kablam! 17 | |     where T: ToString{
Oct 12 19:57:26.273 INFO kablam! 18 | |     lcell(Value::Ident(i.to_string()))
Oct 12 19:57:26.273 INFO kablam! 19 | | }
Oct 12 19:57:26.273 INFO kablam!    | |_^
Oct 12 19:57:26.273 INFO kablam!    |
Oct 12 19:57:26.273 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 19:57:26.273 INFO kablam! 
Oct 12 19:57:26.273 INFO kablam! warning: function is never used: `read_list`
Oct 12 19:57:26.273 INFO kablam!   --> src/read.rs:17:1
Oct 12 19:57:26.273 INFO kablam!    |
Oct 12 19:57:26.273 INFO kablam! 17 | pub fn read_list(inp: &str) -> Value {
Oct 12 19:57:26.273 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 19:57:26.273 INFO kablam! 
Oct 12 19:57:26.273 INFO kablam! warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Oct 12 19:57:26.273 INFO kablam!  --> src/main.rs:2:12
Oct 12 19:57:26.273 INFO kablam!   |
Oct 12 19:57:26.273 INFO kablam! 2 | #![feature(conservative_impl_trait)]
Oct 12 19:57:26.273 INFO kablam!   |            ^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 19:57:26.273 INFO kablam!   |
Oct 12 19:57:26.273 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 12 19:57:26.273 INFO kablam! 
Oct 12 19:57:26.328 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.43s
Oct 12 19:57:26.336 INFO kablam! su: No module specific data is present
Oct 12 19:57:27.456 INFO running `"docker" "rm" "-f" "08fe040ad634759c5b6884fec4fadee0604fad84d141ebadf9dc8e139c77a4f5"`
Oct 12 19:57:27.821 INFO blam! 08fe040ad634759c5b6884fec4fadee0604fad84d141ebadf9dc8e139c77a4f5