[INFO] cloning repository https://github.com/19010755/Multi-Scalar-Multiplication-Algorithms-on-MNT-Curves [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/19010755/Multi-Scalar-Multiplication-Algorithms-on-MNT-Curves" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F19010755%2FMulti-Scalar-Multiplication-Algorithms-on-MNT-Curves", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F19010755%2FMulti-Scalar-Multiplication-Algorithms-on-MNT-Curves'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 53d1c564a77391d124243c3403d03506de57339e [INFO] checking 19010755/Multi-Scalar-Multiplication-Algorithms-on-MNT-Curves against master#b2728d5426bab1d8c39709768c7e22b7f66dde5d for pr-135852 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F19010755%2FMulti-Scalar-Multiplication-Algorithms-on-MNT-Curves" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. 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[INFO] validating manifest of git repo https://github.com/19010755/Multi-Scalar-Multiplication-Algorithms-on-MNT-Curves on toolchain b2728d5426bab1d8c39709768c7e22b7f66dde5d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b2728d5426bab1d8c39709768c7e22b7f66dde5d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/19010755/Multi-Scalar-Multiplication-Algorithms-on-MNT-Curves [INFO] finished tweaking git repo https://github.com/19010755/Multi-Scalar-Multiplication-Algorithms-on-MNT-Curves [INFO] tweaked toml for git repo https://github.com/19010755/Multi-Scalar-Multiplication-Algorithms-on-MNT-Curves written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/19010755/Multi-Scalar-Multiplication-Algorithms-on-MNT-Curves 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" "+b2728d5426bab1d8c39709768c7e22b7f66dde5d" "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] warning: /workspace/builds/worker-2-tc1/source/Cargo.toml: unused manifest key: ark-ff [INFO] [stderr] warning: /workspace/builds/worker-2-tc1/source/Cargo.toml: unused manifest key: ark-mnt4-298 [INFO] [stderr] warning: /workspace/builds/worker-2-tc1/source/Cargo.toml: unused manifest key: ark-mnt4-753 [INFO] [stderr] warning: /workspace/builds/worker-2-tc1/source/Cargo.toml: unused manifest key: ark-mnt6-298 [INFO] [stderr] warning: /workspace/builds/worker-2-tc1/source/Cargo.toml: unused manifest key: ark-mnt6-753 [INFO] [stderr] warning: /workspace/builds/worker-2-tc1/source/Cargo.toml: unused manifest key: rand [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds no output for 300 seconds