Dec 11 21:51:14.910 INFO checking bestrauc/crypto_challenge against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 21:51:14.910 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 11 21:51:15.476 INFO [stdout] 137407ffbdba7ab2decb7f060d7c2ab1c1c7e39bd42c359735aebeab6c1fb830
Dec 11 21:51:15.482 INFO running `"docker" "start" "-a" "137407ffbdba7ab2decb7f060d7c2ab1c1c7e39bd42c359735aebeab6c1fb830"`
Dec 11 21:51:17.089 INFO [stderr] usermod: no changes
Dec 11 21:51:17.164 INFO [stderr]    Compiling cc v1.0.7
Dec 11 21:51:17.164 INFO [stderr]    Compiling openssl v0.10.5
Dec 11 21:51:17.164 INFO [stderr]     Checking strided v0.2.9
Dec 11 21:51:18.336 INFO [stderr]     Checking crypto_lib v0.1.0 (/source/crypto_lib)
Dec 11 21:51:20.036 INFO [stderr] warning: variable does not need to be mutable
Dec 11 21:51:20.036 INFO [stderr]  --> crypto_lib/src/utils.rs:2:9
Dec 11 21:51:20.036 INFO [stderr]   |
Dec 11 21:51:20.036 INFO [stderr] 2 |     let mut pad_length = block_size - bytes.len() % block_size;
Dec 11 21:51:20.036 INFO [stderr]   |         ----^^^^^^^^^^
Dec 11 21:51:20.036 INFO [stderr]   |         |
Dec 11 21:51:20.036 INFO [stderr]   |         help: remove this `mut`
Dec 11 21:51:20.036 INFO [stderr]   |
Dec 11 21:51:20.036 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 11 21:51:20.036 INFO [stderr] 
Dec 11 21:51:20.056 INFO [stderr] warning: function `add_PKCS_padding` should have a snake case name such as `add_pkcs_padding`
Dec 11 21:51:20.056 INFO [stderr]  --> crypto_lib/src/utils.rs:1:1
Dec 11 21:51:20.056 INFO [stderr]   |
Dec 11 21:51:20.056 INFO [stderr] 1 | / pub fn add_PKCS_padding(bytes: &mut Vec<u8>, block_size: usize) {
Dec 11 21:51:20.056 INFO [stderr] 2 | |     let mut pad_length = block_size - bytes.len() % block_size;
Dec 11 21:51:20.057 INFO [stderr] 3 | |     let mut pad_vec = vec![pad_length as u8; pad_length];
Dec 11 21:51:20.057 INFO [stderr] 4 | |     bytes.append(&mut pad_vec);
Dec 11 21:51:20.057 INFO [stderr] 5 | | }
Dec 11 21:51:20.057 INFO [stderr]   | |_^
Dec 11 21:51:20.057 INFO [stderr]   |
Dec 11 21:51:20.057 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 11 21:51:20.057 INFO [stderr] 
Dec 11 21:51:20.482 INFO [stderr] warning: variable does not need to be mutable
Dec 11 21:51:20.482 INFO [stderr]  --> crypto_lib/src/utils.rs:2:9
Dec 11 21:51:20.482 INFO [stderr]   |
Dec 11 21:51:20.482 INFO [stderr] 2 |     let mut pad_length = block_size - bytes.len() % block_size;
Dec 11 21:51:20.483 INFO [stderr]   |         ----^^^^^^^^^^
Dec 11 21:51:20.483 INFO [stderr]   |         |
Dec 11 21:51:20.483 INFO [stderr]   |         help: remove this `mut`
Dec 11 21:51:20.483 INFO [stderr]   |
Dec 11 21:51:20.484 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 11 21:51:20.484 INFO [stderr] 
Dec 11 21:51:20.487 INFO [stderr] warning: function `add_PKCS_padding` should have a snake case name such as `add_pkcs_padding`
Dec 11 21:51:20.487 INFO [stderr]  --> crypto_lib/src/utils.rs:1:1
Dec 11 21:51:20.488 INFO [stderr]   |
Dec 11 21:51:20.488 INFO [stderr] 1 | / pub fn add_PKCS_padding(bytes: &mut Vec<u8>, block_size: usize) {
Dec 11 21:51:20.488 INFO [stderr] 2 | |     let mut pad_length = block_size - bytes.len() % block_size;
Dec 11 21:51:20.488 INFO [stderr] 3 | |     let mut pad_vec = vec![pad_length as u8; pad_length];
Dec 11 21:51:20.489 INFO [stderr] 4 | |     bytes.append(&mut pad_vec);
Dec 11 21:51:20.489 INFO [stderr] 5 | | }
Dec 11 21:51:20.489 INFO [stderr]   | |_^
Dec 11 21:51:20.489 INFO [stderr]   |
Dec 11 21:51:20.490 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 11 21:51:20.490 INFO [stderr] 
Dec 11 21:51:23.239 INFO [stderr]    Compiling openssl-sys v0.9.27
Dec 11 21:51:29.468 INFO [stderr]     Checking crypto_challenge v0.1.0 (/source)
Dec 11 21:51:30.404 INFO [stderr] warning: unused imports: `byte_ops`, `encodings`
Dec 11 21:51:30.404 INFO [stderr]  --> src/challenges/set2.rs:1:18
Dec 11 21:51:30.404 INFO [stderr]   |
Dec 11 21:51:30.404 INFO [stderr] 1 | use crypto_lib::{encodings, byte_ops, utils};
Dec 11 21:51:30.404 INFO [stderr]   |                  ^^^^^^^^^  ^^^^^^^^
Dec 11 21:51:30.404 INFO [stderr]   |
Dec 11 21:51:30.404 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 21:51:30.404 INFO [stderr] 
Dec 11 21:51:31.193 INFO [stderr] warning: unused imports: `byte_ops`, `encodings`
Dec 11 21:51:31.193 INFO [stderr]  --> src/challenges/set2.rs:1:18
Dec 11 21:51:31.193 INFO [stderr]   |
Dec 11 21:51:31.193 INFO [stderr] 1 | use crypto_lib::{encodings, byte_ops, utils};
Dec 11 21:51:31.193 INFO [stderr]   |                  ^^^^^^^^^  ^^^^^^^^
Dec 11 21:51:31.193 INFO [stderr]   |
Dec 11 21:51:31.193 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 11 21:51:31.193 INFO [stderr] 
Dec 11 21:51:32.581 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.46s
Dec 11 21:51:32.589 INFO [stderr] su: No module specific data is present
Dec 11 21:51:33.471 INFO running `"docker" "inspect" "137407ffbdba7ab2decb7f060d7c2ab1c1c7e39bd42c359735aebeab6c1fb830"`
Dec 11 21:51:33.854 INFO running `"docker" "rm" "-f" "137407ffbdba7ab2decb7f060d7c2ab1c1c7e39bd42c359735aebeab6c1fb830"`
Dec 11 21:51:34.192 INFO [stdout] 137407ffbdba7ab2decb7f060d7c2ab1c1c7e39bd42c359735aebeab6c1fb830