[INFO] cloning repository https://github.com/dompute/halo2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dompute/halo2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdompute%2Fhalo2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdompute%2Fhalo2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b046468178443812f1e0a158ee7733b199847b8b
[INFO] checking dompute/halo2 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdompute%2Fhalo2" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/dompute/halo2
[INFO] finished tweaking git repo https://github.com/dompute/halo2
[INFO] tweaked toml for git repo https://github.com/dompute/halo2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dompute/halo2 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dompute/halo2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Updating git repository `https://github.com/dompute/halo2-arithmetic`
[INFO] [stderr]     Updating git submodule `git@gitlab.com:dompute/fam.git`
[INFO] [stderr] error: failed to get `fam` as a dependency of package `halo2_proofs v0.2.0 (/workspace/builds/worker-2-tc1/source/halo2_proofs)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to load source for dependency `fam`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Unable to update https://github.com/dompute/halo2-arithmetic?branch=develop
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to update submodule `fam`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to fetch submodule `fam` from git@gitlab.com:dompute/fam.git
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   error: unknown SSH host key
[INFO] [stderr]   The SSH host key for `gitlab.com` is not known and cannot be validated.
[INFO] [stderr] 
[INFO] [stderr]   To resolve this issue, add the host key to the `net.ssh.known-hosts` array in your Cargo configuration (such as /workspace/cargo-home/config.toml) or in your OpenSSH known_hosts file at /root/.ssh/known_hosts
[INFO] [stderr] 
[INFO] [stderr]   The key to add is:
[INFO] [stderr] 
[INFO] [stderr]   gitlab.com ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBFSMqzJeV9rUzU4kWitGjeR4PWSa29SPqJ1fVkhtj3Hw9xjLVXVYrU9QlYWrOLXBpQ6KWjbjTDTdDkoohFzgbEY=
[INFO] [stderr] 
[INFO] [stderr]   The ECDSA key fingerprint is: SHA256:HbW3g8zUjNSksFbqTiUWPWg2Bq1x8xdGUrliXFzSnUw
[INFO] [stderr]   This fingerprint should be validated with the server administrator that it is correct.
[INFO] [stderr] 
[INFO] [stderr]   See https://doc.rust-lang.org/stable/cargo/appendix/git-authentication.html#ssh-known-hosts for more information.


overridden task result to broken:missing-deps

Caused by:
    the crate depends on missing dependencies: 
    
    warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
    note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
    note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
    note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
        Updating git repository `https://github.com/dompute/halo2-arithmetic`
        Updating git submodule `git@gitlab.com:dompute/fam.git`
    error: failed to get `fam` as a dependency of package `halo2_proofs v0.2.0 (/workspace/builds/worker-2-tc1/source/halo2_proofs)`
    
    Caused by:
      failed to load source for dependency `fam`
    
    Caused by:
      Unable to update https://github.com/dompute/halo2-arithmetic?branch=develop
    
    Caused by:
      failed to update submodule `fam`
    
    Caused by:
      failed to fetch submodule `fam` from git@gitlab.com:dompute/fam.git
    
    Caused by:
      error: unknown SSH host key
      The SSH host key for `gitlab.com` is not known and cannot be validated.
    
      To resolve this issue, add the host key to the `net.ssh.known-hosts` array in your Cargo configuration (such as /workspace/cargo-home/config.toml) or in your OpenSSH known_hosts file at /root/.ssh/known_hosts
    
      The key to add is:
    
      gitlab.com ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBFSMqzJeV9rUzU4kWitGjeR4PWSa29SPqJ1fVkhtj3Hw9xjLVXVYrU9QlYWrOLXBpQ6KWjbjTDTdDkoohFzgbEY=
    
      The ECDSA key fingerprint is: SHA256:HbW3g8zUjNSksFbqTiUWPWg2Bq1x8xdGUrliXFzSnUw
      This fingerprint should be validated with the server administrator that it is correct.
    
      See https://doc.rust-lang.org/stable/cargo/appendix/git-authentication.html#ssh-known-hosts for more information.