+> target=/nix/store/8qw1jdn5nmlfxwmphy7wdrb8ksfxg8c1-ln-boot-unstable-2023-05-22-builder 
 +> mkdir -p /nix/store/8qw1jdn5nmlfxwmphy7wdrb8ksfxg8c1-ln-boot-unstable-2023-05-22-builder. 
 +> cp /build/.attr-1lf969yddshzhld7sr1vbagr07bnygg99lgl6gk5kxcnp4z9wbcq /nix/store/8qw1jdn5nmlfxwmphy7wdrb8ksfxg8c1-ln-boot-unstable-2023-05-22-builder