$ /nix/store/vzx1mi9c0xfadmsm9dhd83d005cb1qs9-coreutils-9.8/bin/timeout --kill-after=15s 7200s /nix/store/86n4l5yri6hys3zk2mwy2azcv9prqb8j-nix-2.31.4/bin/nix --extra-experimental-features nix-command --extra-experimental-features flakes --log-format internal-json build --no-link git+https://github.com/NorfairKing/mergeless?ref=master&rev=3fd0899ed8a920b50811f0b15ff3bd626f718f19#checks.x86_64-linux.release --print-build-logs  Building mergeless-release [mergeless-release] /nix/store/9633wvp7g44bjdj034kfxmmgfilphry1-mergeless-0.4.0.0/nix-support: [mergeless-release] propagated-build-inputs: Keeping existing link to /nix/store/yl20i604rdlfva5mvy56gycbcwnqwlbv-genvalidity-mergeless-0.4.0.0/nix-support/propagated-build-inputs [mergeless-release] /nix/store/c6850kwh00prdqfskpfyhgb7418n6qy5-mergeless-persistent-0.1.0.1/nix-support: [mergeless-release] propagated-build-inputs: Keeping existing link to /nix/store/yl20i604rdlfva5mvy56gycbcwnqwlbv-genvalidity-mergeless-0.4.0.0/nix-support/propagated-build-inputs [post-build-hook] Uploading to the NixCI staging cache: /nix/store/2l6srpab6zlbp4xr2z08il5ad3gf8kx7-mergeless-release [post-build-hook] copying 1 paths... [post-build-hook] copying path '/nix/store/2l6srpab6zlbp4xr2z08il5ad3gf8kx7-mergeless-release' to 'https://cache.staging.nix-ci.com'... [post-build-hook] copying 1 paths... [post-build-hook] copying path '/nix/store/14qg507nsbb9pqpxsfn5rljdgsdijfic-mergeless-release.drv' to 'https://cache.staging.nix-ci.com'... Progress: 1 of 2 built