[INFO] cloning repository https://github.com/CodeMongerrr/zkSNARK-multiplication-circuit [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CodeMongerrr/zkSNARK-multiplication-circuit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCodeMongerrr%2FzkSNARK-multiplication-circuit", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCodeMongerrr%2FzkSNARK-multiplication-circuit'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d2f2c768ca6417faf39808eff00d74a49b016947 [INFO] checking CodeMongerrr/zkSNARK-multiplication-circuit/d2f2c768ca6417faf39808eff00d74a49b016947 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCodeMongerrr%2FzkSNARK-multiplication-circuit" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/CodeMongerrr/zkSNARK-multiplication-circuit on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/CodeMongerrr/zkSNARK-multiplication-circuit [INFO] finished tweaking git repo https://github.com/CodeMongerrr/zkSNARK-multiplication-circuit [INFO] tweaked toml for git repo https://github.com/CodeMongerrr/zkSNARK-multiplication-circuit written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/CodeMongerrr/zkSNARK-multiplication-circuit 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4ef651894baf2dce8108f4596c92b0bf63dc09f38f15d89a3e6c1678e38e4c2c [INFO] running `Command { std: "docker" "start" "-a" "4ef651894baf2dce8108f4596c92b0bf63dc09f38f15d89a3e6c1678e38e4c2c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4ef651894baf2dce8108f4596c92b0bf63dc09f38f15d89a3e6c1678e38e4c2c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ef651894baf2dce8108f4596c92b0bf63dc09f38f15d89a3e6c1678e38e4c2c", kill_on_drop: false }` [INFO] [stdout] 4ef651894baf2dce8108f4596c92b0bf63dc09f38f15d89a3e6c1678e38e4c2c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] da7a2dbb3ce9dbff764697fe0e9427a174ae646942e8cec7117495d41a3b7d2a [INFO] running `Command { std: "docker" "start" "-a" "da7a2dbb3ce9dbff764697fe0e9427a174ae646942e8cec7117495d41a3b7d2a", kill_on_drop: false }` [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Checking crossbeam v0.3.2 [INFO] [stderr] Checking bit-vec v0.4.4 [INFO] [stderr] Checking pairing v0.14.2 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking bellman v0.1.0 [INFO] [stderr] Checking transaction-bellman v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.21s [INFO] running `Command { std: "docker" "inspect" "da7a2dbb3ce9dbff764697fe0e9427a174ae646942e8cec7117495d41a3b7d2a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da7a2dbb3ce9dbff764697fe0e9427a174ae646942e8cec7117495d41a3b7d2a", kill_on_drop: false }` [INFO] [stdout] da7a2dbb3ce9dbff764697fe0e9427a174ae646942e8cec7117495d41a3b7d2a