Dec 05 04:58:14.896 INFO checking u2size-0.1.4 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 04:58:14.896 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 04:58:15.079 INFO [stdout] 703c159d97fc32522a5999bcd61724db2d67533054395266e3e7e210d6c2eeab
Dec 05 04:58:15.082 INFO running `"docker" "start" "-a" "703c159d97fc32522a5999bcd61724db2d67533054395266e3e7e210d6c2eeab"`
Dec 05 04:58:15.489 INFO [stderr] usermod: no changes
Dec 05 04:58:15.523 INFO [stderr]     Checking u2size v0.1.4 (/source)
Dec 05 04:58:15.678 INFO [stderr] warning: variable does not need to be mutable
Dec 05 04:58:15.678 INFO [stderr]    --> src/lib.rs:200:9
Dec 05 04:58:15.678 INFO [stderr]     |
Dec 05 04:58:15.678 INFO [stderr] 200 |     let mut c: usize;
Dec 05 04:58:15.678 INFO [stderr]     |         ----^
Dec 05 04:58:15.678 INFO [stderr]     |         |
Dec 05 04:58:15.678 INFO [stderr]     |         help: remove this `mut`
Dec 05 04:58:15.678 INFO [stderr]     |
Dec 05 04:58:15.678 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 05 04:58:15.678 INFO [stderr] 
Dec 05 04:58:15.678 INFO [stderr] warning: variable does not need to be mutable
Dec 05 04:58:15.678 INFO [stderr]    --> src/lib.rs:201:9
Dec 05 04:58:15.678 INFO [stderr]     |
Dec 05 04:58:15.678 INFO [stderr] 201 |     let mut z: usize;
Dec 05 04:58:15.678 INFO [stderr]     |         ----^
Dec 05 04:58:15.678 INFO [stderr]     |         |
Dec 05 04:58:15.678 INFO [stderr]     |         help: remove this `mut`
Dec 05 04:58:15.678 INFO [stderr] 
Dec 05 04:58:15.678 INFO [stderr] warning: type `u2size` should have a camel case name such as `U2size`
Dec 05 04:58:15.678 INFO [stderr]   --> src/lib.rs:8:1
Dec 05 04:58:15.678 INFO [stderr]    |
Dec 05 04:58:15.678 INFO [stderr] 8  | / pub struct u2size {
Dec 05 04:58:15.678 INFO [stderr] 9  | |     pub msw: usize,
Dec 05 04:58:15.678 INFO [stderr] 10 | |     pub lsw: usize,
Dec 05 04:58:15.678 INFO [stderr] 11 | | }
Dec 05 04:58:15.678 INFO [stderr]    | |_^
Dec 05 04:58:15.678 INFO [stderr]    |
Dec 05 04:58:15.678 INFO [stderr]    = note: #[warn(non_camel_case_types)] on by default
Dec 05 04:58:15.678 INFO [stderr] 
Dec 05 04:58:15.679 INFO [stderr] warning: constant `word_bits` should have an upper case name such as `WORD_BITS`
Dec 05 04:58:15.679 INFO [stderr]    --> src/lib.rs:195:1
Dec 05 04:58:15.680 INFO [stderr]     |
Dec 05 04:58:15.680 INFO [stderr] 195 | const word_bits: u32 = (::core::mem::size_of::<usize>() << 3) as u32;
Dec 05 04:58:15.680 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 04:58:15.680 INFO [stderr]     |
Dec 05 04:58:15.680 INFO [stderr]     = note: #[warn(non_upper_case_globals)] on by default
Dec 05 04:58:15.680 INFO [stderr] 
Dec 05 04:58:16.059 INFO [stderr] warning: variable does not need to be mutable
Dec 05 04:58:16.059 INFO [stderr]    --> src/lib.rs:200:9
Dec 05 04:58:16.059 INFO [stderr]     |
Dec 05 04:58:16.059 INFO [stderr] 200 |     let mut c: usize;
Dec 05 04:58:16.059 INFO [stderr]     |         ----^
Dec 05 04:58:16.059 INFO [stderr]     |         |
Dec 05 04:58:16.060 INFO [stderr]     |         help: remove this `mut`
Dec 05 04:58:16.060 INFO [stderr]     |
Dec 05 04:58:16.060 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 05 04:58:16.060 INFO [stderr] 
Dec 05 04:58:16.060 INFO [stderr] warning: variable does not need to be mutable
Dec 05 04:58:16.060 INFO [stderr]    --> src/lib.rs:201:9
Dec 05 04:58:16.060 INFO [stderr]     |
Dec 05 04:58:16.060 INFO [stderr] 201 |     let mut z: usize;
Dec 05 04:58:16.060 INFO [stderr]     |         ----^
Dec 05 04:58:16.060 INFO [stderr]     |         |
Dec 05 04:58:16.060 INFO [stderr]     |         help: remove this `mut`
Dec 05 04:58:16.060 INFO [stderr] 
Dec 05 04:58:16.060 INFO [stderr] warning: type `u2size` should have a camel case name such as `U2size`
Dec 05 04:58:16.060 INFO [stderr]   --> src/lib.rs:8:1
Dec 05 04:58:16.060 INFO [stderr]    |
Dec 05 04:58:16.060 INFO [stderr] 8  | / pub struct u2size {
Dec 05 04:58:16.060 INFO [stderr] 9  | |     pub msw: usize,
Dec 05 04:58:16.060 INFO [stderr] 10 | |     pub lsw: usize,
Dec 05 04:58:16.060 INFO [stderr] 11 | | }
Dec 05 04:58:16.060 INFO [stderr]    | |_^
Dec 05 04:58:16.060 INFO [stderr]    |
Dec 05 04:58:16.060 INFO [stderr]    = note: #[warn(non_camel_case_types)] on by default
Dec 05 04:58:16.060 INFO [stderr] 
Dec 05 04:58:16.061 INFO [stderr] warning: constant `word_bits` should have an upper case name such as `WORD_BITS`
Dec 05 04:58:16.061 INFO [stderr]    --> src/lib.rs:195:1
Dec 05 04:58:16.061 INFO [stderr]     |
Dec 05 04:58:16.061 INFO [stderr] 195 | const word_bits: u32 = (::core::mem::size_of::<usize>() << 3) as u32;
Dec 05 04:58:16.061 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 04:58:16.061 INFO [stderr]     |
Dec 05 04:58:16.061 INFO [stderr]     = note: #[warn(non_upper_case_globals)] on by default
Dec 05 04:58:16.061 INFO [stderr] 
Dec 05 04:58:16.100 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
Dec 05 04:58:16.101 INFO [stderr] su: No module specific data is present
Dec 05 04:58:16.808 INFO running `"docker" "inspect" "703c159d97fc32522a5999bcd61724db2d67533054395266e3e7e210d6c2eeab"`
Dec 05 04:58:17.076 INFO running `"docker" "rm" "-f" "703c159d97fc32522a5999bcd61724db2d67533054395266e3e7e210d6c2eeab"`
Dec 05 04:58:17.351 INFO [stdout] 703c159d97fc32522a5999bcd61724db2d67533054395266e3e7e210d6c2eeab