Sep 20 21:56:29.495 INFO checking mimblewimble/grin against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 20 21:56:29.496 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 20 21:56:29.496 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-0/master#f7f4c500b46603386e940f116b469c7adc043a6d:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 21:56:29.744 INFO blam! c701e8bac92cfad73e1d25ed584eacb54115dd8ed79301cb3cd98ae7bcf86ee0
Sep 20 21:56:29.746 INFO running `"docker" "start" "-a" "c701e8bac92cfad73e1d25ed584eacb54115dd8ed79301cb3cd98ae7bcf86ee0"`
Sep 20 21:56:30.913 INFO kablam! usermod: no changes
Sep 20 21:56:31.051 INFO kablam! error: failed to load source for a dependency on `secp256k1zkp`
Sep 20 21:56:31.051 INFO kablam! 
Sep 20 21:56:31.051 INFO kablam! Caused by:
Sep 20 21:56:31.051 INFO kablam!   Unable to update https://github.com/mimblewimble/rust-secp256k1-zkp?tag=grin_integration_23a#0248d26f
Sep 20 21:56:31.051 INFO kablam! 
Sep 20 21:56:31.051 INFO kablam! Caused by:
Sep 20 21:56:31.051 INFO kablam!   failed to open: /cargo-home/git/.cargo-lock-git
Sep 20 21:56:31.051 INFO kablam! 
Sep 20 21:56:31.051 INFO kablam! Caused by:
Sep 20 21:56:31.051 INFO kablam!   Read-only file system (os error 30)
Sep 20 21:56:31.053 INFO kablam! su: No module specific data is present
Sep 20 21:56:32.465 INFO running `"docker" "rm" "-f" "c701e8bac92cfad73e1d25ed584eacb54115dd8ed79301cb3cd98ae7bcf86ee0"`
Sep 20 21:56:32.582 INFO blam! c701e8bac92cfad73e1d25ed584eacb54115dd8ed79301cb3cd98ae7bcf86ee0