Oct 12 22:42:38.625 INFO checking derricw/rustrsa against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 22:42:38.625 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 22:42:39.106 INFO blam! 85e21cf5cff23e2f07be34c0c4ced50710405128d1b03924e9970dc04ba56891
Oct 12 22:42:39.108 INFO running `"docker" "start" "-a" "85e21cf5cff23e2f07be34c0c4ced50710405128d1b03924e9970dc04ba56891"`
Oct 12 22:42:40.683 INFO kablam! usermod: no changes
Oct 12 22:42:40.880 INFO kablam!    Compiling num-iter v0.1.37
Oct 12 22:42:40.882 INFO kablam!    Compiling num-bigint v0.1.44
Oct 12 22:42:40.882 INFO kablam!     Checking num-rational v0.2.1
Oct 12 22:42:44.608 INFO kablam!     Checking num v0.2.0
Oct 12 22:42:45.346 INFO kablam!     Checking mod_exp v1.0.0
Oct 12 22:42:46.431 INFO kablam!    Compiling ramp v0.5.0
Oct 12 22:42:50.629 INFO kablam!     Checking rustrsa v0.1.0 (/source)
Oct 12 22:42:52.021 INFO kablam! warning: unused import: `math`
Oct 12 22:42:52.021 INFO kablam!  --> src/crypt.rs:6:5
Oct 12 22:42:52.021 INFO kablam!   |
Oct 12 22:42:52.022 INFO kablam! 6 | use math;
Oct 12 22:42:52.022 INFO kablam!   |     ^^^^
Oct 12 22:42:52.022 INFO kablam!   |
Oct 12 22:42:52.022 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 22:42:52.022 INFO kablam! 
Oct 12 22:42:52.022 INFO kablam! warning: unused import: `ramp::Int`
Oct 12 22:42:52.023 INFO kablam!  --> src/crypt.rs:8:5
Oct 12 22:42:52.023 INFO kablam!   |
Oct 12 22:42:52.023 INFO kablam! 8 | use ramp::Int;
Oct 12 22:42:52.023 INFO kablam!   |     ^^^^^^^^^
Oct 12 22:42:52.023 INFO kablam! 
Oct 12 22:42:52.189 INFO kablam! warning: unused import: `math`
Oct 12 22:42:52.189 INFO kablam!  --> src/crypt.rs:6:5
Oct 12 22:42:52.189 INFO kablam!   |
Oct 12 22:42:52.190 INFO kablam! 6 | use math;
Oct 12 22:42:52.190 INFO kablam!   |     ^^^^
Oct 12 22:42:52.190 INFO kablam!   |
Oct 12 22:42:52.190 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 22:42:52.191 INFO kablam! 
Oct 12 22:42:52.191 INFO kablam! warning: unused import: `ramp::Int`
Oct 12 22:42:52.191 INFO kablam!  --> src/crypt.rs:8:5
Oct 12 22:42:52.191 INFO kablam!   |
Oct 12 22:42:52.192 INFO kablam! 8 | use ramp::Int;
Oct 12 22:42:52.192 INFO kablam!   |     ^^^^^^^^^
Oct 12 22:42:52.192 INFO kablam! 
Oct 12 22:42:52.227 INFO kablam! warning: constant item is never used: `DEFAULT_EXP`
Oct 12 22:42:52.227 INFO kablam!   --> src/crypt.rs:10:1
Oct 12 22:42:52.228 INFO kablam!    |
Oct 12 22:42:52.228 INFO kablam! 10 | const DEFAULT_EXP: u32 = 65537;         // standard
Oct 12 22:42:52.228 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 22:42:52.228 INFO kablam!    |
Oct 12 22:42:52.229 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 22:42:52.229 INFO kablam! 
Oct 12 22:42:52.229 INFO kablam! warning: constant item is never used: `DEFAULT_BLOCK_SIZE`
Oct 12 22:42:52.230 INFO kablam!   --> src/crypt.rs:11:1
Oct 12 22:42:52.230 INFO kablam!    |
Oct 12 22:42:52.231 INFO kablam! 11 | const DEFAULT_BLOCK_SIZE: u32 = 128;    // bytes
Oct 12 22:42:52.231 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 22:42:52.231 INFO kablam! 
Oct 12 22:42:52.231 INFO kablam! warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
Oct 12 22:42:52.232 INFO kablam!  --> src/lib.rs:1:12
Oct 12 22:42:52.234 INFO kablam!   |
Oct 12 22:42:52.234 INFO kablam! 1 | #![feature(extern_prelude)]  // has to go in crate root. this is lib.rs for libraries
Oct 12 22:42:52.234 INFO kablam!   |            ^^^^^^^^^^^^^^
Oct 12 22:42:52.234 INFO kablam!   |
Oct 12 22:42:52.235 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 12 22:42:52.235 INFO kablam! 
Oct 12 22:42:52.261 INFO kablam! warning: constant item is never used: `DEFAULT_EXP`
Oct 12 22:42:52.261 INFO kablam!   --> src/crypt.rs:10:1
Oct 12 22:42:52.261 INFO kablam!    |
Oct 12 22:42:52.261 INFO kablam! 10 | const DEFAULT_EXP: u32 = 65537;         // standard
Oct 12 22:42:52.262 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 22:42:52.262 INFO kablam!    |
Oct 12 22:42:52.262 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 22:42:52.262 INFO kablam! 
Oct 12 22:42:52.263 INFO kablam! warning: constant item is never used: `DEFAULT_BLOCK_SIZE`
Oct 12 22:42:52.263 INFO kablam!   --> src/crypt.rs:11:1
Oct 12 22:42:52.263 INFO kablam!    |
Oct 12 22:42:52.263 INFO kablam! 11 | const DEFAULT_BLOCK_SIZE: u32 = 128;    // bytes
Oct 12 22:42:52.264 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 22:42:52.264 INFO kablam! 
Oct 12 22:42:52.268 INFO kablam! warning: the feature `extern_prelude` has been stable since 1.30.0 and no longer requires an attribute to enable
Oct 12 22:42:52.268 INFO kablam!  --> src/lib.rs:1:12
Oct 12 22:42:52.269 INFO kablam!   |
Oct 12 22:42:52.269 INFO kablam! 1 | #![feature(extern_prelude)]  // has to go in crate root. this is lib.rs for libraries
Oct 12 22:42:52.269 INFO kablam!   |            ^^^^^^^^^^^^^^
Oct 12 22:42:52.269 INFO kablam!   |
Oct 12 22:42:52.270 INFO kablam!   = note: #[warn(stable_features)] on by default
Oct 12 22:42:52.270 INFO kablam! 
Oct 12 22:42:52.296 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 11.57s
Oct 12 22:42:52.300 INFO kablam! su: No module specific data is present
Oct 12 22:42:53.292 INFO running `"docker" "rm" "-f" "85e21cf5cff23e2f07be34c0c4ced50710405128d1b03924e9970dc04ba56891"`
Oct 12 22:42:53.549 INFO blam! 85e21cf5cff23e2f07be34c0c4ced50710405128d1b03924e9970dc04ba56891