[INFO] fetching crate winterfell 0.13.1...
[INFO] building winterfell-0.13.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate winterfell 0.13.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate winterfell 0.13.1
[INFO] finished tweaking crates.io crate winterfell 0.13.1
[INFO] tweaked toml for crates.io crate winterfell 0.13.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate winterfell 0.13.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate winterfell 0.13.1 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded winter-crypto v0.13.1
[INFO] [stderr]   Downloaded winter-utils v0.13.1
[INFO] [stderr]   Downloaded winter-maybe-async v0.13.1
[INFO] [stderr]   Downloaded winter-verifier v0.13.1
[INFO] [stderr]   Downloaded winter-air v0.13.1
[INFO] [stderr]   Downloaded winter-fri v0.13.1
[INFO] [stderr]   Downloaded winter-prover v0.13.1
[INFO] [stderr]   Downloaded winter-math v0.13.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b662bccc2a7d1a1d30bd6e472df873889910ae3b919ba7c5722d82ac0e055a5b
[INFO] running `Command { std: "docker" "start" "-a" "b662bccc2a7d1a1d30bd6e472df873889910ae3b919ba7c5722d82ac0e055a5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b662bccc2a7d1a1d30bd6e472df873889910ae3b919ba7c5722d82ac0e055a5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b662bccc2a7d1a1d30bd6e472df873889910ae3b919ba7c5722d82ac0e055a5b", kill_on_drop: false }`
[INFO] [stdout] b662bccc2a7d1a1d30bd6e472df873889910ae3b919ba7c5722d82ac0e055a5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6863dfde038b07ee3c0456a6ff9b37936b90dd792725d92ab89ba953aaada0e7
[INFO] running `Command { std: "docker" "start" "-a" "6863dfde038b07ee3c0456a6ff9b37936b90dd792725d92ab89ba953aaada0e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling winter-utils v0.13.1
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling blake3 v1.8.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.29
[INFO] [stderr]    Compiling winter-maybe-async v0.13.1
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]    Compiling winter-math v0.13.1
[INFO] [stderr]    Compiling winter-crypto v0.13.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling winter-fri v0.13.1
[INFO] [stderr]    Compiling winter-air v0.13.1
[INFO] [stderr]    Compiling winter-verifier v0.13.1
[INFO] [stderr]    Compiling winter-prover v0.13.1
[INFO] [stderr]    Compiling winterfell v0.13.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.02s
[INFO] running `Command { std: "docker" "inspect" "6863dfde038b07ee3c0456a6ff9b37936b90dd792725d92ab89ba953aaada0e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6863dfde038b07ee3c0456a6ff9b37936b90dd792725d92ab89ba953aaada0e7", kill_on_drop: false }`
[INFO] [stdout] 6863dfde038b07ee3c0456a6ff9b37936b90dd792725d92ab89ba953aaada0e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a868802ea6e244b9b8d9624f0a5e227b2d8fe39516e3200582824499f8ca3dc7
[INFO] running `Command { std: "docker" "start" "-a" "a868802ea6e244b9b8d9624f0a5e227b2d8fe39516e3200582824499f8ca3dc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling winterfell v0.13.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "a868802ea6e244b9b8d9624f0a5e227b2d8fe39516e3200582824499f8ca3dc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a868802ea6e244b9b8d9624f0a5e227b2d8fe39516e3200582824499f8ca3dc7", kill_on_drop: false }`
[INFO] [stdout] a868802ea6e244b9b8d9624f0a5e227b2d8fe39516e3200582824499f8ca3dc7