Dec 15 16:31:09.983 INFO testing dual-0.2.0 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 16:31:09.983 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 16:31:10.224 INFO [stdout] 2a2e97734c1bc285e8d74973ebe7151024c1601e8cfe804211e305610f305ae4
Dec 15 16:31:10.226 INFO running `"docker" "start" "-a" "2a2e97734c1bc285e8d74973ebe7151024c1601e8cfe804211e305610f305ae4"`
Dec 15 16:31:10.673 INFO [stderr] usermod: no changes
Dec 15 16:31:10.710 INFO [stderr] warning: path `/source/src/dual.rs` was erroneously implicitly accepted for library `dual`,
Dec 15 16:31:10.710 INFO [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
Dec 15 16:31:10.768 INFO [stderr]    Compiling dual v0.2.0 (/source)
Dec 15 16:31:11.819 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
Dec 15 16:31:11.823 INFO [stderr] su: No module specific data is present
Dec 15 16:31:12.158 INFO running `"docker" "inspect" "2a2e97734c1bc285e8d74973ebe7151024c1601e8cfe804211e305610f305ae4"`
Dec 15 16:31:12.240 INFO running `"docker" "rm" "-f" "2a2e97734c1bc285e8d74973ebe7151024c1601e8cfe804211e305610f305ae4"`
Dec 15 16:31:12.354 INFO [stdout] 2a2e97734c1bc285e8d74973ebe7151024c1601e8cfe804211e305610f305ae4
Dec 15 16:31:12.356 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 16:31:12.571 INFO [stdout] 6df30a253651e05b740bce7d2678b452320558b8b6e3697159cf56a9f3e65599
Dec 15 16:31:12.574 INFO running `"docker" "start" "-a" "6df30a253651e05b740bce7d2678b452320558b8b6e3697159cf56a9f3e65599"`
Dec 15 16:31:13.088 INFO [stderr] usermod: no changes
Dec 15 16:31:13.119 INFO [stderr] warning: path `/source/src/dual.rs` was erroneously implicitly accepted for library `dual`,
Dec 15 16:31:13.119 INFO [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
Dec 15 16:31:13.133 INFO [stderr]    Compiling dual v0.2.0 (/source)
Dec 15 16:31:14.833 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
Dec 15 16:31:14.837 INFO [stderr] su: No module specific data is present
Dec 15 16:31:15.295 INFO running `"docker" "inspect" "6df30a253651e05b740bce7d2678b452320558b8b6e3697159cf56a9f3e65599"`
Dec 15 16:31:15.540 INFO running `"docker" "rm" "-f" "6df30a253651e05b740bce7d2678b452320558b8b6e3697159cf56a9f3e65599"`
Dec 15 16:31:15.811 INFO [stdout] 6df30a253651e05b740bce7d2678b452320558b8b6e3697159cf56a9f3e65599
Dec 15 16:31:15.813 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 15 16:31:16.098 INFO [stdout] e7b14346e1517fc80ffccb103200c83084c1dafeedf6aeb05c04e8df7312c3e5
Dec 15 16:31:16.101 INFO running `"docker" "start" "-a" "e7b14346e1517fc80ffccb103200c83084c1dafeedf6aeb05c04e8df7312c3e5"`
Dec 15 16:31:16.570 INFO [stderr] usermod: no changes
Dec 15 16:31:16.599 INFO [stderr] warning: path `/source/src/dual.rs` was erroneously implicitly accepted for library `dual`,
Dec 15 16:31:16.599 INFO [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
Dec 15 16:31:16.609 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 15 16:31:16.611 INFO [stderr]      Running /target/debug/deps/dual-2bdfc515d0aa9cc6
Dec 15 16:31:16.619 INFO [stdout] 
Dec 15 16:31:16.619 INFO [stdout] running 0 tests
Dec 15 16:31:16.619 INFO [stdout] 
Dec 15 16:31:16.619 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 16:31:16.619 INFO [stdout] 
Dec 15 16:31:16.623 INFO [stderr]    Doc-tests dual
Dec 15 16:31:18.103 INFO [stdout] 
Dec 15 16:31:18.103 INFO [stdout] running 0 tests
Dec 15 16:31:18.103 INFO [stdout] 
Dec 15 16:31:18.103 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 15 16:31:18.103 INFO [stdout] 
Dec 15 16:31:18.110 INFO [stderr] su: No module specific data is present
Dec 15 16:31:18.370 INFO running `"docker" "inspect" "e7b14346e1517fc80ffccb103200c83084c1dafeedf6aeb05c04e8df7312c3e5"`
Dec 15 16:31:18.445 INFO running `"docker" "rm" "-f" "e7b14346e1517fc80ffccb103200c83084c1dafeedf6aeb05c04e8df7312c3e5"`
Dec 15 16:31:18.542 INFO [stdout] e7b14346e1517fc80ffccb103200c83084c1dafeedf6aeb05c04e8df7312c3e5