Nov 17 10:42:08.484 INFO testing XOSplicer/rust_crypto_challenge against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 17 10:42:08.484 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-0/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 17 10:42:08.839 INFO [stdout] 427ba770415b63e0e6e859fad7ab9bdbc870013240846664fae2977a0a517d06
Nov 17 10:42:08.843 INFO running `"docker" "start" "-a" "427ba770415b63e0e6e859fad7ab9bdbc870013240846664fae2977a0a517d06"`
Nov 17 10:42:09.769 INFO [stderr] usermod: no changes
Nov 17 10:42:09.803 INFO [stderr]    Compiling crypto_challenge v0.1.0 (/source)
Nov 17 10:42:10.121 INFO [stderr] warning: variable does not need to be mutable
Nov 17 10:42:10.121 INFO [stderr]   --> src/core.rs:49:7
Nov 17 10:42:10.121 INFO [stderr]    |
Nov 17 10:42:10.121 INFO [stderr] 49 |         let mut vec6bit = Vec::new();
Nov 17 10:42:10.121 INFO [stderr]    |             ----^^^^^^^
Nov 17 10:42:10.121 INFO [stderr]    |             |
Nov 17 10:42:10.121 INFO [stderr]    |             help: remove this `mut`
Nov 17 10:42:10.121 INFO [stderr]    |
Nov 17 10:42:10.125 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 17 10:42:10.125 INFO [stderr] 
Nov 17 10:42:10.125 INFO [stderr] warning: method is never used: `new`
Nov 17 10:42:10.125 INFO [stderr]   --> src/core.rs:21:2
Nov 17 10:42:10.125 INFO [stderr]    |
Nov 17 10:42:10.125 INFO [stderr] 21 |     pub fn new() -> Hex {
Nov 17 10:42:10.125 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 17 10:42:10.125 INFO [stderr]    |
Nov 17 10:42:10.125 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 17 10:42:10.125 INFO [stderr] 
Nov 17 10:42:10.125 INFO [stderr] warning: method is never used: `new`
Nov 17 10:42:10.125 INFO [stderr]   --> src/core.rs:91:2
Nov 17 10:42:10.125 INFO [stderr]    |
Nov 17 10:42:10.125 INFO [stderr] 91 |     pub fn new() -> Base64 {
Nov 17 10:42:10.125 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Nov 17 10:42:10.125 INFO [stderr] 
Nov 17 10:42:10.659 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
Nov 17 10:42:10.671 INFO [stderr] su: No module specific data is present
Nov 17 10:42:11.200 INFO running `"docker" "inspect" "427ba770415b63e0e6e859fad7ab9bdbc870013240846664fae2977a0a517d06"`
Nov 17 10:42:11.415 INFO running `"docker" "rm" "-f" "427ba770415b63e0e6e859fad7ab9bdbc870013240846664fae2977a0a517d06"`
Nov 17 10:42:11.643 INFO [stdout] 427ba770415b63e0e6e859fad7ab9bdbc870013240846664fae2977a0a517d06
Nov 17 10:42:11.646 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-0/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 17 10:42:12.071 INFO [stdout] b84deced44e04b9b02942eacf94929819bf5cf0265625ef976b38b481616bcc4
Nov 17 10:42:12.077 INFO running `"docker" "start" "-a" "b84deced44e04b9b02942eacf94929819bf5cf0265625ef976b38b481616bcc4"`
Nov 17 10:42:13.019 INFO [stderr] usermod: no changes
Nov 17 10:42:13.119 INFO [stderr]    Compiling crypto_challenge v0.1.0 (/source)
Nov 17 10:42:13.610 INFO [stderr] warning: variable does not need to be mutable
Nov 17 10:42:13.610 INFO [stderr]   --> src/core.rs:49:7
Nov 17 10:42:13.610 INFO [stderr]    |
Nov 17 10:42:13.610 INFO [stderr] 49 |         let mut vec6bit = Vec::new();
Nov 17 10:42:13.610 INFO [stderr]    |             ----^^^^^^^
Nov 17 10:42:13.610 INFO [stderr]    |             |
Nov 17 10:42:13.610 INFO [stderr]    |             help: remove this `mut`
Nov 17 10:42:13.610 INFO [stderr]    |
Nov 17 10:42:13.610 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 17 10:42:13.610 INFO [stderr] 
Nov 17 10:42:13.620 INFO [stderr] warning: method is never used: `new`
Nov 17 10:42:13.620 INFO [stderr]   --> src/core.rs:21:2
Nov 17 10:42:13.621 INFO [stderr]    |
Nov 17 10:42:13.621 INFO [stderr] 21 |     pub fn new() -> Hex {
Nov 17 10:42:13.621 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 17 10:42:13.621 INFO [stderr]    |
Nov 17 10:42:13.622 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 17 10:42:13.622 INFO [stderr] 
Nov 17 10:42:13.622 INFO [stderr] warning: method is never used: `new`
Nov 17 10:42:13.623 INFO [stderr]   --> src/core.rs:91:2
Nov 17 10:42:13.623 INFO [stderr]    |
Nov 17 10:42:13.623 INFO [stderr] 91 |     pub fn new() -> Base64 {
Nov 17 10:42:13.624 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Nov 17 10:42:13.624 INFO [stderr] 
Nov 17 10:42:14.339 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
Nov 17 10:42:14.341 INFO [stderr] su: No module specific data is present
Nov 17 10:42:15.430 INFO running `"docker" "inspect" "b84deced44e04b9b02942eacf94929819bf5cf0265625ef976b38b481616bcc4"`
Nov 17 10:42:15.743 INFO running `"docker" "rm" "-f" "b84deced44e04b9b02942eacf94929819bf5cf0265625ef976b38b481616bcc4"`
Nov 17 10:42:16.066 INFO [stdout] b84deced44e04b9b02942eacf94929819bf5cf0265625ef976b38b481616bcc4