Dec 13 09:06:22.040 INFO testing neosmart/tac against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 09:06:22.040 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 13 09:06:22.704 INFO [stdout] 05aa334ddfb5d7cd41903ff39e3230141d2ebb04f398596dccc46a8aa92805f4
Dec 13 09:06:22.706 INFO running `"docker" "start" "-a" "05aa334ddfb5d7cd41903ff39e3230141d2ebb04f398596dccc46a8aa92805f4"`
Dec 13 09:06:25.095 INFO [stderr] usermod: no changes
Dec 13 09:06:25.167 INFO [stderr]    Compiling memmap v0.5.2
Dec 13 09:06:25.167 INFO [stderr]    Compiling uuid v0.4.0
Dec 13 09:06:26.503 INFO [stderr]    Compiling tac v0.2.3 (/source)
Dec 13 09:06:26.995 INFO [stderr] warning: variable does not need to be mutable
Dec 13 09:06:26.995 INFO [stderr]   --> src/main.rs:64:16
Dec 13 09:06:26.995 INFO [stderr]    |
Dec 13 09:06:26.995 INFO [stderr] 64 | fn print_bytes(mut stdout: &mut Stdout, bytes: &[u8]) {
Dec 13 09:06:26.995 INFO [stderr]    |                ----^^^^^^
Dec 13 09:06:26.995 INFO [stderr]    |                |
Dec 13 09:06:26.995 INFO [stderr]    |                help: remove this `mut`
Dec 13 09:06:26.995 INFO [stderr]    |
Dec 13 09:06:26.995 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 13 09:06:26.995 INFO [stderr] 
Dec 13 09:06:27.980 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.86s
Dec 13 09:06:27.983 INFO [stderr] su: No module specific data is present
Dec 13 09:06:29.011 INFO running `"docker" "inspect" "05aa334ddfb5d7cd41903ff39e3230141d2ebb04f398596dccc46a8aa92805f4"`
Dec 13 09:06:29.344 INFO running `"docker" "rm" "-f" "05aa334ddfb5d7cd41903ff39e3230141d2ebb04f398596dccc46a8aa92805f4"`
Dec 13 09:06:29.691 INFO [stdout] 05aa334ddfb5d7cd41903ff39e3230141d2ebb04f398596dccc46a8aa92805f4
Dec 13 09:06:29.693 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 13 09:06:30.264 INFO [stdout] f342931f56ef614e40193d3e50f6cc5b78b61fda045f910aad5c6008a7fde7c3
Dec 13 09:06:30.266 INFO running `"docker" "start" "-a" "f342931f56ef614e40193d3e50f6cc5b78b61fda045f910aad5c6008a7fde7c3"`
Dec 13 09:06:32.007 INFO [stderr] usermod: no changes
Dec 13 09:06:32.162 INFO [stderr]    Compiling tac v0.2.3 (/source)
Dec 13 09:06:32.723 INFO [stderr] warning: variable does not need to be mutable
Dec 13 09:06:32.723 INFO [stderr]   --> src/main.rs:64:16
Dec 13 09:06:32.723 INFO [stderr]    |
Dec 13 09:06:32.723 INFO [stderr] 64 | fn print_bytes(mut stdout: &mut Stdout, bytes: &[u8]) {
Dec 13 09:06:32.723 INFO [stderr]    |                ----^^^^^^
Dec 13 09:06:32.723 INFO [stderr]    |                |
Dec 13 09:06:32.723 INFO [stderr]    |                help: remove this `mut`
Dec 13 09:06:32.723 INFO [stderr]    |
Dec 13 09:06:32.723 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 13 09:06:32.723 INFO [stderr] 
Dec 13 09:06:33.115 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
Dec 13 09:06:33.119 INFO [stderr] su: No module specific data is present
Dec 13 09:06:34.351 INFO running `"docker" "inspect" "f342931f56ef614e40193d3e50f6cc5b78b61fda045f910aad5c6008a7fde7c3"`
Dec 13 09:06:34.709 INFO running `"docker" "rm" "-f" "f342931f56ef614e40193d3e50f6cc5b78b61fda045f910aad5c6008a7fde7c3"`
Dec 13 09:06:35.031 INFO [stdout] f342931f56ef614e40193d3e50f6cc5b78b61fda045f910aad5c6008a7fde7c3
Dec 13 09:06:35.039 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --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 13 09:06:35.760 INFO [stdout] dd36431127449d7dbc26d89c5f51e2d0e8d6392e9f908f345eb78b9f1c669f69
Dec 13 09:06:35.763 INFO running `"docker" "start" "-a" "dd36431127449d7dbc26d89c5f51e2d0e8d6392e9f908f345eb78b9f1c669f69"`
Dec 13 09:06:36.911 INFO [stderr] usermod: no changes
Dec 13 09:06:36.975 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 13 09:06:36.979 INFO [stderr]      Running /target/debug/deps/tac-39322ef568c82dba
Dec 13 09:06:36.989 INFO [stdout] 
Dec 13 09:06:36.989 INFO [stdout] running 0 tests
Dec 13 09:06:36.989 INFO [stdout] 
Dec 13 09:06:36.989 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 09:06:36.989 INFO [stdout] 
Dec 13 09:06:36.990 INFO [stderr] su: No module specific data is present
Dec 13 09:06:37.731 INFO running `"docker" "inspect" "dd36431127449d7dbc26d89c5f51e2d0e8d6392e9f908f345eb78b9f1c669f69"`
Dec 13 09:06:38.116 INFO running `"docker" "rm" "-f" "dd36431127449d7dbc26d89c5f51e2d0e8d6392e9f908f345eb78b9f1c669f69"`
Dec 13 09:06:38.459 INFO [stdout] dd36431127449d7dbc26d89c5f51e2d0e8d6392e9f908f345eb78b9f1c669f69