Dec 06 08:27:26.171 INFO testing XOSplicer/rust_crypto_challenge against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 08:27:26.171 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 08:27:26.554 INFO [stdout] 24ee716a261052d4f95d8b899ba6ae872f5b9adcd579b7664abcaa0f51c44b42
Dec 06 08:27:26.558 INFO running `"docker" "start" "-a" "24ee716a261052d4f95d8b899ba6ae872f5b9adcd579b7664abcaa0f51c44b42"`
Dec 06 08:27:27.040 INFO [stderr] usermod: no changes
Dec 06 08:27:27.064 INFO [stderr]    Compiling crypto_challenge v0.1.0 (/source)
Dec 06 08:27:27.419 INFO [stderr] warning: variable does not need to be mutable
Dec 06 08:27:27.419 INFO [stderr]   --> src/core.rs:49:7
Dec 06 08:27:27.419 INFO [stderr]    |
Dec 06 08:27:27.419 INFO [stderr] 49 |         let mut vec6bit = Vec::new();
Dec 06 08:27:27.419 INFO [stderr]    |             ----^^^^^^^
Dec 06 08:27:27.419 INFO [stderr]    |             |
Dec 06 08:27:27.419 INFO [stderr]    |             help: remove this `mut`
Dec 06 08:27:27.419 INFO [stderr]    |
Dec 06 08:27:27.419 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 06 08:27:27.419 INFO [stderr] 
Dec 06 08:27:27.425 INFO [stderr] warning: method is never used: `new`
Dec 06 08:27:27.425 INFO [stderr]   --> src/core.rs:21:2
Dec 06 08:27:27.425 INFO [stderr]    |
Dec 06 08:27:27.425 INFO [stderr] 21 |     pub fn new() -> Hex {
Dec 06 08:27:27.425 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 06 08:27:27.425 INFO [stderr]    |
Dec 06 08:27:27.425 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 06 08:27:27.425 INFO [stderr] 
Dec 06 08:27:27.425 INFO [stderr] warning: method is never used: `new`
Dec 06 08:27:27.425 INFO [stderr]   --> src/core.rs:91:2
Dec 06 08:27:27.425 INFO [stderr]    |
Dec 06 08:27:27.425 INFO [stderr] 91 |     pub fn new() -> Base64 {
Dec 06 08:27:27.425 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 06 08:27:27.425 INFO [stderr] 
Dec 06 08:27:27.693 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
Dec 06 08:27:27.695 INFO [stderr] su: No module specific data is present
Dec 06 08:27:28.005 INFO running `"docker" "inspect" "24ee716a261052d4f95d8b899ba6ae872f5b9adcd579b7664abcaa0f51c44b42"`
Dec 06 08:27:28.168 INFO running `"docker" "rm" "-f" "24ee716a261052d4f95d8b899ba6ae872f5b9adcd579b7664abcaa0f51c44b42"`
Dec 06 08:27:28.375 INFO [stdout] 24ee716a261052d4f95d8b899ba6ae872f5b9adcd579b7664abcaa0f51c44b42
Dec 06 08:27:28.378 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 08:27:28.731 INFO [stdout] f28befbab1a80ec34b746b824c0246c70dded3fbd36fcf015c12acaddf8a2521
Dec 06 08:27:28.733 INFO running `"docker" "start" "-a" "f28befbab1a80ec34b746b824c0246c70dded3fbd36fcf015c12acaddf8a2521"`
Dec 06 08:27:29.168 INFO [stderr] usermod: no changes
Dec 06 08:27:29.199 INFO [stderr]    Compiling crypto_challenge v0.1.0 (/source)
Dec 06 08:27:29.660 INFO [stderr] warning: variable does not need to be mutable
Dec 06 08:27:29.660 INFO [stderr]   --> src/core.rs:49:7
Dec 06 08:27:29.660 INFO [stderr]    |
Dec 06 08:27:29.660 INFO [stderr] 49 |         let mut vec6bit = Vec::new();
Dec 06 08:27:29.660 INFO [stderr]    |             ----^^^^^^^
Dec 06 08:27:29.660 INFO [stderr]    |             |
Dec 06 08:27:29.660 INFO [stderr]    |             help: remove this `mut`
Dec 06 08:27:29.660 INFO [stderr]    |
Dec 06 08:27:29.660 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 06 08:27:29.660 INFO [stderr] 
Dec 06 08:27:29.672 INFO [stderr] warning: method is never used: `new`
Dec 06 08:27:29.672 INFO [stderr]   --> src/core.rs:21:2
Dec 06 08:27:29.672 INFO [stderr]    |
Dec 06 08:27:29.672 INFO [stderr] 21 |     pub fn new() -> Hex {
Dec 06 08:27:29.672 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 06 08:27:29.672 INFO [stderr]    |
Dec 06 08:27:29.672 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 06 08:27:29.672 INFO [stderr] 
Dec 06 08:27:29.672 INFO [stderr] warning: method is never used: `new`
Dec 06 08:27:29.672 INFO [stderr]   --> src/core.rs:91:2
Dec 06 08:27:29.672 INFO [stderr]    |
Dec 06 08:27:29.672 INFO [stderr] 91 |     pub fn new() -> Base64 {
Dec 06 08:27:29.672 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 06 08:27:29.672 INFO [stderr] 
Dec 06 08:27:30.120 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
Dec 06 08:27:30.128 INFO [stderr] su: No module specific data is present
Dec 06 08:27:30.467 INFO running `"docker" "inspect" "f28befbab1a80ec34b746b824c0246c70dded3fbd36fcf015c12acaddf8a2521"`
Dec 06 08:27:30.654 INFO running `"docker" "rm" "-f" "f28befbab1a80ec34b746b824c0246c70dded3fbd36fcf015c12acaddf8a2521"`
Dec 06 08:27:30.876 INFO [stdout] f28befbab1a80ec34b746b824c0246c70dded3fbd36fcf015c12acaddf8a2521