Jul 12 06:35:37.198 INFO checking impl_ops-0.1.1 against try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255 for pr-52234
Jul 12 06:35:37.198 INFO running: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 12 06:35:37.198 INFO creating container for: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 12 06:35:37.198 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-52234/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-1/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 12 06:35:37.434 INFO blam! c4f7e99dfe71e2dfda41b6980517352e63bbae3e601d90c4df836c2ec8463b03
Jul 12 06:35:37.436 INFO running `"docker" "start" "-a" "c4f7e99dfe71e2dfda41b6980517352e63bbae3e601d90c4df836c2ec8463b03"`
Jul 12 06:35:38.370 INFO kablam!     Checking impl_ops v0.1.1 (file:///source)
Jul 12 06:35:41.041 INFO kablam! warning: variable does not need to be mutable
Jul 12 06:35:41.041 INFO kablam!    --> tests/assignment.rs:150:5
Jul 12 06:35:41.041 INFO kablam!     |
Jul 12 06:35:41.041 INFO kablam! 150 |     impl_op!(+= |a: &mut kong::Donkey, b: &kong::Dixie| { a.bananas += b.bananas; });
Jul 12 06:35:41.041 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this `mut`
Jul 12 06:35:41.041 INFO kablam!     |
Jul 12 06:35:41.041 INFO kablam!     = note: #[warn(unused_mut)] on by default
Jul 12 06:35:41.041 INFO kablam!     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Jul 12 06:35:41.041 INFO kablam! 
Jul 12 06:35:41.043 INFO kablam! warning: variable does not need to be mutable
Jul 12 06:35:41.043 INFO kablam!    --> tests/assignment.rs:170:5
Jul 12 06:35:41.043 INFO kablam!     |
Jul 12 06:35:41.043 INFO kablam! 170 |     impl_op_ex!(*= |a: &mut kong::Donkey, b: &kong::Dixie| { a.bananas *= b.bananas; });
Jul 12 06:35:41.043 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this `mut`
Jul 12 06:35:41.043 INFO kablam!     |
Jul 12 06:35:41.043 INFO kablam!     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Jul 12 06:35:41.043 INFO kablam! 
Jul 12 06:35:41.046 INFO kablam! warning: variable does not need to be mutable
Jul 12 06:35:41.046 INFO kablam!    --> tests/assignment.rs:192:5
Jul 12 06:35:41.046 INFO kablam!     |
Jul 12 06:35:41.046 INFO kablam! 192 |     impl_op_ex!(-= |a: &mut kong::Barrel<i32>, b: &kong::Barrel<u32>| { a.bananas -= b.bananas as i32; });
Jul 12 06:35:41.046 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this `mut`
Jul 12 06:35:41.046 INFO kablam!     |
Jul 12 06:35:41.046 INFO kablam!     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Jul 12 06:35:41.046 INFO kablam! 
Jul 12 06:35:41.049 INFO kablam! warning: variable does not need to be mutable
Jul 12 06:35:41.049 INFO kablam!    --> tests/assignment.rs:217:5
Jul 12 06:35:41.049 INFO kablam!     |
Jul 12 06:35:41.049 INFO kablam! 217 | /     impl_op_ex!(-= |a: &mut kong::Donkey, b: &kong::Barrel<i32>| { 
Jul 12 06:35:41.049 INFO kablam! 218 | |         a.bananas += 0;
Jul 12 06:35:41.049 INFO kablam! 219 | |         a.bananas -= b.bananas; 
Jul 12 06:35:41.049 INFO kablam! 220 | |     });
Jul 12 06:35:41.049 INFO kablam!     | |_______^ help: remove this `mut`
Jul 12 06:35:41.049 INFO kablam!     |
Jul 12 06:35:41.049 INFO kablam!     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Jul 12 06:35:41.049 INFO kablam! 
Jul 12 06:35:41.051 INFO kablam! warning: variable does not need to be mutable
Jul 12 06:35:41.051 INFO kablam!   --> tests/assignment.rs:58:5
Jul 12 06:35:41.051 INFO kablam!    |
Jul 12 06:35:41.051 INFO kablam! 58 |     impl_op!(+= |a: &mut kong::Donkey, b: kong::Diddy| { a.bananas += b.bananas; });
Jul 12 06:35:41.052 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this `mut`
Jul 12 06:35:41.052 INFO kablam!    |
Jul 12 06:35:41.052 INFO kablam!    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Jul 12 06:35:41.052 INFO kablam! 
Jul 12 06:35:41.054 INFO kablam! warning: variable does not need to be mutable
Jul 12 06:35:41.054 INFO kablam!   --> tests/assignment.rs:66:5
Jul 12 06:35:41.054 INFO kablam!    |
Jul 12 06:35:41.054 INFO kablam! 66 |     impl_op!(-= |a: &mut kong::Donkey, b: kong::Diddy| { a.bananas -= b.bananas; });
Jul 12 06:35:41.054 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this `mut`
Jul 12 06:35:41.054 INFO kablam!    |
Jul 12 06:35:41.054 INFO kablam!    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Jul 12 06:35:41.054 INFO kablam! 
Jul 12 06:35:41.056 INFO kablam! warning: variable does not need to be mutable
Jul 12 06:35:41.056 INFO kablam!   --> tests/assignment.rs:74:5
Jul 12 06:35:41.056 INFO kablam!    |
Jul 12 06:35:41.056 INFO kablam! 74 |     impl_op!(*= |a: &mut kong::Donkey, b: kong::Diddy| { a.bananas *= b.bananas; });
Jul 12 06:35:41.056 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this `mut`
Jul 12 06:35:41.056 INFO kablam!    |
Jul 12 06:35:41.057 INFO kablam!    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Jul 12 06:35:41.057 INFO kablam! 
Jul 12 06:35:41.059 INFO kablam! warning: variable does not need to be mutable
Jul 12 06:35:41.059 INFO kablam!   --> tests/assignment.rs:82:5
Jul 12 06:35:41.059 INFO kablam!    |
Jul 12 06:35:41.059 INFO kablam! 82 |     impl_op!(/= |a: &mut kong::Donkey, b: kong::Diddy| { a.bananas /= b.bananas; });
Jul 12 06:35:41.059 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this `mut`
Jul 12 06:35:41.059 INFO kablam!    |
Jul 12 06:35:41.059 INFO kablam!    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Jul 12 06:35:41.059 INFO kablam! 
Jul 12 06:35:41.062 INFO kablam! warning: variable does not need to be mutable
Jul 12 06:35:41.062 INFO kablam!   --> tests/assignment.rs:90:5
Jul 12 06:35:41.062 INFO kablam!    |
Jul 12 06:35:41.062 INFO kablam! 90 |     impl_op!(%= |a: &mut kong::Donkey, b: kong::Diddy| { a.bananas %= b.bananas; });
Jul 12 06:35:41.062 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this `mut`
Jul 12 06:35:41.063 INFO kablam!    |
Jul 12 06:35:41.063 INFO kablam!    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Jul 12 06:35:41.064 INFO kablam! 
Jul 12 06:35:41.065 INFO kablam! warning: variable does not need to be mutable
Jul 12 06:35:41.065 INFO kablam!   --> tests/assignment.rs:98:5
Jul 12 06:35:41.066 INFO kablam!    |
Jul 12 06:35:41.066 INFO kablam! 98 |     impl_op!(&= |a: &mut kong::Donkey, b: kong::Diddy| { a.bananas &= b.bananas; });
Jul 12 06:35:41.066 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this `mut`
Jul 12 06:35:41.066 INFO kablam!    |
Jul 12 06:35:41.067 INFO kablam!    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Jul 12 06:35:41.067 INFO kablam! 
Jul 12 06:35:41.069 INFO kablam! warning: variable does not need to be mutable
Jul 12 06:35:41.069 INFO kablam!    --> tests/assignment.rs:106:5
Jul 12 06:35:41.069 INFO kablam!     |
Jul 12 06:35:41.069 INFO kablam! 106 |     impl_op!(|= |a: &mut kong::Donkey, b: kong::Diddy| { a.bananas |= b.bananas; });
Jul 12 06:35:41.069 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this `mut`
Jul 12 06:35:41.070 INFO kablam!     |
Jul 12 06:35:41.070 INFO kablam!     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Jul 12 06:35:41.070 INFO kablam! 
Jul 12 06:35:41.072 INFO kablam! warning: variable does not need to be mutable
Jul 12 06:35:41.072 INFO kablam!    --> tests/assignment.rs:114:5
Jul 12 06:35:41.072 INFO kablam!     |
Jul 12 06:35:41.072 INFO kablam! 114 |     impl_op!(^= |a: &mut kong::Donkey, b: kong::Diddy| { a.bananas ^= b.bananas; });
Jul 12 06:35:41.072 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this `mut`
Jul 12 06:35:41.073 INFO kablam!     |
Jul 12 06:35:41.073 INFO kablam!     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Jul 12 06:35:41.074 INFO kablam! 
Jul 12 06:35:41.075 INFO kablam! warning: variable does not need to be mutable
Jul 12 06:35:41.075 INFO kablam!    --> tests/assignment.rs:122:5
Jul 12 06:35:41.076 INFO kablam!     |
Jul 12 06:35:41.076 INFO kablam! 122 |     impl_op!(<<= |a: &mut kong::Donkey, b: kong::Diddy| { a.bananas <<= b.bananas; });
Jul 12 06:35:41.076 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this `mut`
Jul 12 06:35:41.076 INFO kablam!     |
Jul 12 06:35:41.077 INFO kablam!     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Jul 12 06:35:41.077 INFO kablam! 
Jul 12 06:35:41.079 INFO kablam! warning: variable does not need to be mutable
Jul 12 06:35:41.079 INFO kablam!    --> tests/assignment.rs:130:5
Jul 12 06:35:41.079 INFO kablam!     |
Jul 12 06:35:41.079 INFO kablam! 130 |     impl_op!(>>= |a: &mut kong::Donkey, b: kong::Diddy| { a.bananas >>= b.bananas; });
Jul 12 06:35:41.079 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this `mut`
Jul 12 06:35:41.080 INFO kablam!     |
Jul 12 06:35:41.080 INFO kablam!     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Jul 12 06:35:41.080 INFO kablam! 
Jul 12 06:35:41.082 INFO kablam! warning: variable does not need to be mutable
Jul 12 06:35:41.082 INFO kablam!    --> tests/assignment.rs:142:5
Jul 12 06:35:41.082 INFO kablam!     |
Jul 12 06:35:41.083 INFO kablam! 142 |     impl_op!(+= |a: &mut kong::Donkey, b: kong::Dixie| { a.bananas += b.bananas; });
Jul 12 06:35:41.083 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this `mut`
Jul 12 06:35:41.083 INFO kablam!     |
Jul 12 06:35:41.084 INFO kablam!     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Jul 12 06:35:41.084 INFO kablam! 
Jul 12 06:35:41.086 INFO kablam! warning: variable does not need to be mutable
Jul 12 06:35:41.086 INFO kablam!    --> tests/assignment.rs:162:5
Jul 12 06:35:41.086 INFO kablam!     |
Jul 12 06:35:41.086 INFO kablam! 162 |     impl_op_ex!(-= |a: &mut kong::Donkey, b: kong::Dixie| { a.bananas -= b.bananas; });
Jul 12 06:35:41.086 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this `mut`
Jul 12 06:35:41.087 INFO kablam!     |
Jul 12 06:35:41.087 INFO kablam!     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Jul 12 06:35:41.088 INFO kablam! 
Jul 12 06:35:41.092 INFO kablam! warning: variable does not need to be mutable
Jul 12 06:35:41.092 INFO kablam!    --> tests/assignment.rs:170:5
Jul 12 06:35:41.092 INFO kablam!     |
Jul 12 06:35:41.092 INFO kablam! 170 |     impl_op_ex!(*= |a: &mut kong::Donkey, b: &kong::Dixie| { a.bananas *= b.bananas; });
Jul 12 06:35:41.092 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this `mut`
Jul 12 06:35:41.093 INFO kablam!     |
Jul 12 06:35:41.093 INFO kablam!     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Jul 12 06:35:41.093 INFO kablam! 
Jul 12 06:35:41.095 INFO kablam! warning: variable does not need to be mutable
Jul 12 06:35:41.095 INFO kablam!    --> tests/assignment.rs:184:5
Jul 12 06:35:41.095 INFO kablam!     |
Jul 12 06:35:41.095 INFO kablam! 184 |     impl_op!(+= |a: &mut kong::Barrel<i32>, b: kong::Barrel<u32>| { a.bananas += b.bananas as i32; });
Jul 12 06:35:41.095 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this `mut`
Jul 12 06:35:41.095 INFO kablam!     |
Jul 12 06:35:41.096 INFO kablam!     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Jul 12 06:35:41.096 INFO kablam! 
Jul 12 06:35:41.098 INFO kablam! warning: variable does not need to be mutable
Jul 12 06:35:41.098 INFO kablam!    --> tests/assignment.rs:192:5
Jul 12 06:35:41.098 INFO kablam!     |
Jul 12 06:35:41.098 INFO kablam! 192 |     impl_op_ex!(-= |a: &mut kong::Barrel<i32>, b: &kong::Barrel<u32>| { a.bananas -= b.bananas as i32; });
Jul 12 06:35:41.098 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove this `mut`
Jul 12 06:35:41.098 INFO kablam!     |
Jul 12 06:35:41.099 INFO kablam!     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Jul 12 06:35:41.099 INFO kablam! 
Jul 12 06:35:41.101 INFO kablam! warning: variable does not need to be mutable
Jul 12 06:35:41.101 INFO kablam!    --> tests/assignment.rs:206:5
Jul 12 06:35:41.101 INFO kablam!     |
Jul 12 06:35:41.101 INFO kablam! 206 | /     impl_op!(+= |a: &mut kong::Donkey, b: kong::Barrel<i32>| {
Jul 12 06:35:41.101 INFO kablam! 207 | |         a.bananas += 0; 
Jul 12 06:35:41.101 INFO kablam! 208 | |         a.bananas += b.bananas;
Jul 12 06:35:41.101 INFO kablam! 209 | |     });
Jul 12 06:35:41.101 INFO kablam!     | |_______^ help: remove this `mut`
Jul 12 06:35:41.101 INFO kablam!     |
Jul 12 06:35:41.102 INFO kablam!     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Jul 12 06:35:41.102 INFO kablam! 
Jul 12 06:35:41.104 INFO kablam! warning: variable does not need to be mutable
Jul 12 06:35:41.104 INFO kablam!    --> tests/assignment.rs:217:5
Jul 12 06:35:41.104 INFO kablam!     |
Jul 12 06:35:41.104 INFO kablam! 217 | /     impl_op_ex!(-= |a: &mut kong::Donkey, b: &kong::Barrel<i32>| { 
Jul 12 06:35:41.104 INFO kablam! 218 | |         a.bananas += 0;
Jul 12 06:35:41.104 INFO kablam! 219 | |         a.bananas -= b.bananas; 
Jul 12 06:35:41.104 INFO kablam! 220 | |     });
Jul 12 06:35:41.104 INFO kablam!     | |_______^ help: remove this `mut`
Jul 12 06:35:41.104 INFO kablam!     |
Jul 12 06:35:41.104 INFO kablam!     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Jul 12 06:35:41.105 INFO kablam! 
Jul 12 06:35:41.673 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.35s
Jul 12 06:35:41.678 INFO kablam! su: No module specific data is present
Jul 12 06:35:42.245 INFO running `"docker" "rm" "-f" "c4f7e99dfe71e2dfda41b6980517352e63bbae3e601d90c4df836c2ec8463b03"`
Jul 12 06:35:42.491 INFO blam! c4f7e99dfe71e2dfda41b6980517352e63bbae3e601d90c4df836c2ec8463b03