Dec 06 08:27:27.002 INFO testing XOSplicer/rust_crypto_challenge against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 06 08:27:27.003 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-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 06 08:27:27.162 INFO [stdout] 3d667e9f002f55d7e6f06b7637eb519f7a65a3513b81cd9df6a4f8a9696dd5f7
Dec 06 08:27:27.165 INFO running `"docker" "start" "-a" "3d667e9f002f55d7e6f06b7637eb519f7a65a3513b81cd9df6a4f8a9696dd5f7"`
Dec 06 08:27:27.620 INFO [stderr] usermod: no changes
Dec 06 08:27:27.649 INFO [stderr]    Compiling crypto_challenge v0.1.0 (/source)
Dec 06 08:27:28.073 INFO [stderr] warning: variable does not need to be mutable
Dec 06 08:27:28.073 INFO [stderr]   --> src/core.rs:49:7
Dec 06 08:27:28.073 INFO [stderr]    |
Dec 06 08:27:28.073 INFO [stderr] 49 |         let mut vec6bit = Vec::new();
Dec 06 08:27:28.073 INFO [stderr]    |             ----^^^^^^^
Dec 06 08:27:28.073 INFO [stderr]    |             |
Dec 06 08:27:28.073 INFO [stderr]    |             help: remove this `mut`
Dec 06 08:27:28.073 INFO [stderr]    |
Dec 06 08:27:28.073 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 06 08:27:28.073 INFO [stderr] 
Dec 06 08:27:28.074 INFO [stderr] warning: method is never used: `new`
Dec 06 08:27:28.074 INFO [stderr]   --> src/core.rs:21:2
Dec 06 08:27:28.074 INFO [stderr]    |
Dec 06 08:27:28.074 INFO [stderr] 21 |     pub fn new() -> Hex {
Dec 06 08:27:28.074 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 06 08:27:28.074 INFO [stderr]    |
Dec 06 08:27:28.074 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 06 08:27:28.074 INFO [stderr] 
Dec 06 08:27:28.074 INFO [stderr] warning: method is never used: `new`
Dec 06 08:27:28.074 INFO [stderr]   --> src/core.rs:91:2
Dec 06 08:27:28.074 INFO [stderr]    |
Dec 06 08:27:28.074 INFO [stderr] 91 |     pub fn new() -> Base64 {
Dec 06 08:27:28.074 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 06 08:27:28.074 INFO [stderr] 
Dec 06 08:27:28.625 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
Dec 06 08:27:28.627 INFO [stderr] su: No module specific data is present
Dec 06 08:27:28.874 INFO running `"docker" "inspect" "3d667e9f002f55d7e6f06b7637eb519f7a65a3513b81cd9df6a4f8a9696dd5f7"`
Dec 06 08:27:28.932 INFO running `"docker" "rm" "-f" "3d667e9f002f55d7e6f06b7637eb519f7a65a3513b81cd9df6a4f8a9696dd5f7"`
Dec 06 08:27:29.031 INFO [stdout] 3d667e9f002f55d7e6f06b7637eb519f7a65a3513b81cd9df6a4f8a9696dd5f7
Dec 06 08:27:29.033 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen --no-run" "-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 06 08:27:29.237 INFO [stdout] bcc204c5cfba7517bebbfc86d94b71f3ff85a9c5f507d6f59c331181d200e4b9
Dec 06 08:27:29.241 INFO running `"docker" "start" "-a" "bcc204c5cfba7517bebbfc86d94b71f3ff85a9c5f507d6f59c331181d200e4b9"`
Dec 06 08:27:29.825 INFO [stderr] usermod: no changes
Dec 06 08:27:29.883 INFO [stderr]    Compiling crypto_challenge v0.1.0 (/source)
Dec 06 08:27:30.420 INFO [stderr] warning: variable does not need to be mutable
Dec 06 08:27:30.420 INFO [stderr]   --> src/core.rs:49:7
Dec 06 08:27:30.420 INFO [stderr]    |
Dec 06 08:27:30.420 INFO [stderr] 49 |         let mut vec6bit = Vec::new();
Dec 06 08:27:30.420 INFO [stderr]    |             ----^^^^^^^
Dec 06 08:27:30.420 INFO [stderr]    |             |
Dec 06 08:27:30.420 INFO [stderr]    |             help: remove this `mut`
Dec 06 08:27:30.420 INFO [stderr]    |
Dec 06 08:27:30.420 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 06 08:27:30.420 INFO [stderr] 
Dec 06 08:27:30.426 INFO [stderr] warning: method is never used: `new`
Dec 06 08:27:30.426 INFO [stderr]   --> src/core.rs:21:2
Dec 06 08:27:30.426 INFO [stderr]    |
Dec 06 08:27:30.426 INFO [stderr] 21 |     pub fn new() -> Hex {
Dec 06 08:27:30.426 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 06 08:27:30.426 INFO [stderr]    |
Dec 06 08:27:30.426 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 06 08:27:30.426 INFO [stderr] 
Dec 06 08:27:30.426 INFO [stderr] warning: method is never used: `new`
Dec 06 08:27:30.426 INFO [stderr]   --> src/core.rs:91:2
Dec 06 08:27:30.426 INFO [stderr]    |
Dec 06 08:27:30.426 INFO [stderr] 91 |     pub fn new() -> Base64 {
Dec 06 08:27:30.426 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 06 08:27:30.440 INFO [stderr] 
Dec 06 08:27:30.930 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
Dec 06 08:27:30.932 INFO [stderr] su: No module specific data is present
Dec 06 08:27:31.292 INFO running `"docker" "inspect" "bcc204c5cfba7517bebbfc86d94b71f3ff85a9c5f507d6f59c331181d200e4b9"`
Dec 06 08:27:31.520 INFO running `"docker" "rm" "-f" "bcc204c5cfba7517bebbfc86d94b71f3ff85a9c5f507d6f59c331181d200e4b9"`
Dec 06 08:27:31.656 INFO [stdout] bcc204c5cfba7517bebbfc86d94b71f3ff85a9c5f507d6f59c331181d200e4b9