Dec 15 18:59:25.325 INFO testing cifar_10_loader-0.2.0 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 18:59:25.325 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 15 18:59:25.829 INFO [stdout] 8e2f91610ac50799f7978dc6440bc71167225dc30ea945968d68c9ae9b478c16
Dec 15 18:59:25.831 INFO running `"docker" "start" "-a" "8e2f91610ac50799f7978dc6440bc71167225dc30ea945968d68c9ae9b478c16"`
Dec 15 18:59:28.062 INFO [stderr] usermod: no changes
Dec 15 18:59:28.307 INFO [stderr]    Compiling cifar_10_loader v0.2.0 (/source)
Dec 15 18:59:36.612 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.53s
Dec 15 18:59:36.629 INFO [stderr] su: No module specific data is present
Dec 15 18:59:38.077 INFO running `"docker" "inspect" "8e2f91610ac50799f7978dc6440bc71167225dc30ea945968d68c9ae9b478c16"`
Dec 15 18:59:38.435 INFO running `"docker" "rm" "-f" "8e2f91610ac50799f7978dc6440bc71167225dc30ea945968d68c9ae9b478c16"`
Dec 15 18:59:38.811 INFO [stdout] 8e2f91610ac50799f7978dc6440bc71167225dc30ea945968d68c9ae9b478c16
Dec 15 18:59:38.819 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-2/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 15 18:59:39.305 INFO [stdout] 9d7d4f3a48d1be1cf0963e3b062ee5d7e92c2d7459c80f4c89289eebe036dda5
Dec 15 18:59:39.307 INFO running `"docker" "start" "-a" "9d7d4f3a48d1be1cf0963e3b062ee5d7e92c2d7459c80f4c89289eebe036dda5"`
Dec 15 18:59:41.141 INFO [stderr] usermod: no changes
Dec 15 18:59:41.414 INFO [stderr]    Compiling cifar_10_loader v0.2.0 (/source)
Dec 15 18:59:45.247 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 15 18:59:45.247 INFO [stderr]   --> src/test.rs:49:18
Dec 15 18:59:45.247 INFO [stderr]    |
Dec 15 18:59:45.247 INFO [stderr] 49 |             .arg(("tar xf ".to_string() + path))
Dec 15 18:59:45.247 INFO [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 15 18:59:45.247 INFO [stderr]    |
Dec 15 18:59:45.247 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 15 18:59:45.247 INFO [stderr] 
Dec 15 18:59:52.995 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.82s
Dec 15 18:59:53.013 INFO [stderr] su: No module specific data is present
Dec 15 18:59:53.693 INFO running `"docker" "inspect" "9d7d4f3a48d1be1cf0963e3b062ee5d7e92c2d7459c80f4c89289eebe036dda5"`
Dec 15 18:59:54.003 INFO running `"docker" "rm" "-f" "9d7d4f3a48d1be1cf0963e3b062ee5d7e92c2d7459c80f4c89289eebe036dda5"`
Dec 15 18:59:54.322 INFO [stdout] 9d7d4f3a48d1be1cf0963e3b062ee5d7e92c2d7459c80f4c89289eebe036dda5