Dec 04 19:55:40.436 INFO checking derricw/rustrsa against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 19:55:40.436 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 04 19:55:40.855 INFO [stdout] c42e0374f0840ce8e1c894672288b98b65b99ad6926f99d76bcbe0b098b82fe5
Dec 04 19:55:40.861 INFO running `"docker" "start" "-a" "c42e0374f0840ce8e1c894672288b98b65b99ad6926f99d76bcbe0b098b82fe5"`
Dec 04 19:55:42.122 INFO [stderr] usermod: no changes
Dec 04 19:55:42.267 INFO [stderr]    Compiling num-iter v0.1.37
Dec 04 19:55:42.271 INFO [stderr]    Compiling rustc-cfg v0.2.0
Dec 04 19:55:42.271 INFO [stderr]     Checking ieee754 v0.2.2
Dec 04 19:55:42.271 INFO [stderr]    Compiling num-integer v0.1.39
Dec 04 19:55:45.083 INFO [stderr]    Compiling num-bigint v0.1.44
Dec 04 19:55:45.379 INFO [stderr]     Checking num v0.2.0
Dec 04 19:55:45.879 INFO [stderr]     Checking mod_exp v1.0.0
Dec 04 19:55:48.592 INFO [stderr]    Compiling ramp v0.5.0
Dec 04 19:55:52.616 INFO [stderr]     Checking rustrsa v0.1.0 (/source)
Dec 04 19:55:53.585 INFO [stderr] warning: unused import: `math`
Dec 04 19:55:53.585 INFO [stderr]  --> src/crypt.rs:6:5
Dec 04 19:55:53.585 INFO [stderr]   |
Dec 04 19:55:53.585 INFO [stderr] 6 | use math;
Dec 04 19:55:53.585 INFO [stderr]   |     ^^^^
Dec 04 19:55:53.585 INFO [stderr]   |
Dec 04 19:55:53.585 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 19:55:53.585 INFO [stderr] 
Dec 04 19:55:53.585 INFO [stderr] warning: unused import: `ramp::Int`
Dec 04 19:55:53.585 INFO [stderr]  --> src/crypt.rs:8:5
Dec 04 19:55:53.585 INFO [stderr]   |
Dec 04 19:55:53.585 INFO [stderr] 8 | use ramp::Int;
Dec 04 19:55:53.585 INFO [stderr]   |     ^^^^^^^^^
Dec 04 19:55:53.585 INFO [stderr] 
Dec 04 19:55:53.755 INFO [stderr] warning: constant item is never used: `DEFAULT_EXP`
Dec 04 19:55:53.755 INFO [stderr]   --> src/crypt.rs:10:1
Dec 04 19:55:53.755 INFO [stderr]    |
Dec 04 19:55:53.755 INFO [stderr] 10 | const DEFAULT_EXP: u32 = 65537;         // standard
Dec 04 19:55:53.755 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 19:55:53.755 INFO [stderr]    |
Dec 04 19:55:53.755 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 19:55:53.755 INFO [stderr] 
Dec 04 19:55:53.755 INFO [stderr] warning: constant item is never used: `DEFAULT_BLOCK_SIZE`
Dec 04 19:55:53.755 INFO [stderr]   --> src/crypt.rs:11:1
Dec 04 19:55:53.755 INFO [stderr]    |
Dec 04 19:55:53.755 INFO [stderr] 11 | const DEFAULT_BLOCK_SIZE: u32 = 128;    // bytes
Dec 04 19:55:53.755 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 19:55:53.755 INFO [stderr] 
Dec 04 19:55:53.755 INFO [stderr] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
Dec 04 19:55:53.755 INFO [stderr]  --> src/lib.rs:1:12
Dec 04 19:55:53.755 INFO [stderr]   |
Dec 04 19:55:53.755 INFO [stderr] 1 | #![feature(extern_prelude)]  // has to go in crate root. this is lib.rs for libraries
Dec 04 19:55:53.755 INFO [stderr]   |            ^^^^^^^^^^^^^^
Dec 04 19:55:53.755 INFO [stderr]   |
Dec 04 19:55:53.755 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 04 19:55:53.755 INFO [stderr] 
Dec 04 19:55:53.863 INFO [stderr] warning: unused import: `math`
Dec 04 19:55:53.863 INFO [stderr]  --> src/crypt.rs:6:5
Dec 04 19:55:53.863 INFO [stderr]   |
Dec 04 19:55:53.863 INFO [stderr] 6 | use math;
Dec 04 19:55:53.863 INFO [stderr]   |     ^^^^
Dec 04 19:55:53.863 INFO [stderr]   |
Dec 04 19:55:53.863 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 19:55:53.863 INFO [stderr] 
Dec 04 19:55:53.863 INFO [stderr] warning: unused import: `ramp::Int`
Dec 04 19:55:53.863 INFO [stderr]  --> src/crypt.rs:8:5
Dec 04 19:55:53.863 INFO [stderr]   |
Dec 04 19:55:53.863 INFO [stderr] 8 | use ramp::Int;
Dec 04 19:55:53.863 INFO [stderr]   |     ^^^^^^^^^
Dec 04 19:55:53.863 INFO [stderr] 
Dec 04 19:55:54.007 INFO [stderr] warning: constant item is never used: `DEFAULT_EXP`
Dec 04 19:55:54.007 INFO [stderr]   --> src/crypt.rs:10:1
Dec 04 19:55:54.007 INFO [stderr]    |
Dec 04 19:55:54.007 INFO [stderr] 10 | const DEFAULT_EXP: u32 = 65537;         // standard
Dec 04 19:55:54.007 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 19:55:54.007 INFO [stderr]    |
Dec 04 19:55:54.007 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 19:55:54.007 INFO [stderr] 
Dec 04 19:55:54.007 INFO [stderr] warning: constant item is never used: `DEFAULT_BLOCK_SIZE`
Dec 04 19:55:54.007 INFO [stderr]   --> src/crypt.rs:11:1
Dec 04 19:55:54.007 INFO [stderr]    |
Dec 04 19:55:54.007 INFO [stderr] 11 | const DEFAULT_BLOCK_SIZE: u32 = 128;    // bytes
Dec 04 19:55:54.007 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 19:55:54.007 INFO [stderr] 
Dec 04 19:55:54.007 INFO [stderr] warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
Dec 04 19:55:54.007 INFO [stderr]  --> src/lib.rs:1:12
Dec 04 19:55:54.007 INFO [stderr]   |
Dec 04 19:55:54.007 INFO [stderr] 1 | #![feature(extern_prelude)]  // has to go in crate root. this is lib.rs for libraries
Dec 04 19:55:54.007 INFO [stderr]   |            ^^^^^^^^^^^^^^
Dec 04 19:55:54.007 INFO [stderr]   |
Dec 04 19:55:54.007 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 04 19:55:54.007 INFO [stderr] 
Dec 04 19:55:54.031 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.87s
Dec 04 19:55:54.043 INFO [stderr] su: No module specific data is present
Dec 04 19:55:55.374 INFO running `"docker" "inspect" "c42e0374f0840ce8e1c894672288b98b65b99ad6926f99d76bcbe0b098b82fe5"`
Dec 04 19:55:55.709 INFO running `"docker" "rm" "-f" "c42e0374f0840ce8e1c894672288b98b65b99ad6926f99d76bcbe0b098b82fe5"`
Dec 04 19:55:56.117 INFO [stdout] c42e0374f0840ce8e1c894672288b98b65b99ad6926f99d76bcbe0b098b82fe5