[INFO] fetching crate ark-ff-macros-zypher 0.4.2...
[INFO] checking ark-ff-macros-zypher-0.4.2 against 895980e0290783bb09b1ccf1b11f14eb09b10430 for pr-160186
[INFO] extracting crate ark-ff-macros-zypher 0.4.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate ark-ff-macros-zypher 0.4.2
[INFO] finished tweaking crates.io crate ark-ff-macros-zypher 0.4.2
[INFO] tweaked toml for crates.io crate ark-ff-macros-zypher 0.4.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ark-ff-macros-zypher 0.4.2 on toolchain 895980e0290783bb09b1ccf1b11f14eb09b10430
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to highest compatible versions
[INFO] [stderr]       Adding num-bigint v0.4.8 (available: v0.5.1)
[INFO] [stderr]       Adding syn v2.0.119 (available: v3.0.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e1f2fc59dc6b1c5bbd8ad84270beec7067de7e0664917fa9d8bd182502b9186b
[INFO] running `Command { std: "docker" "start" "e1f2fc59dc6b1c5bbd8ad84270beec7067de7e0664917fa9d8bd182502b9186b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1f2fc59dc6b1c5bbd8ad84270beec7067de7e0664917fa9d8bd182502b9186b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e1f2fc59dc6b1c5bbd8ad84270beec7067de7e0664917fa9d8bd182502b9186b" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1f2fc59dc6b1c5bbd8ad84270beec7067de7e0664917fa9d8bd182502b9186b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e1f2fc59dc6b1c5bbd8ad84270beec7067de7e0664917fa9d8bd182502b9186b" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking unicode-ident v1.0.27
[INFO] [stderr]     Checking proc-macro2 v1.0.107
[INFO] [stderr]     Checking quote v1.0.47
[INFO] [stderr]     Checking syn v2.0.119
[INFO] [stderr]     Checking num-integer v0.1.47
[INFO] [stderr]     Checking num-bigint v0.4.8
[INFO] [stderr]     Checking ark-ff-macros-zypher v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.95s
[INFO] running `Command { std: "docker" "inspect" "e1f2fc59dc6b1c5bbd8ad84270beec7067de7e0664917fa9d8bd182502b9186b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1f2fc59dc6b1c5bbd8ad84270beec7067de7e0664917fa9d8bd182502b9186b", kill_on_drop: false }`
[INFO] [stdout] e1f2fc59dc6b1c5bbd8ad84270beec7067de7e0664917fa9d8bd182502b9186b
