[INFO] fetching crate winterfell 0.2.0...
[INFO] checking winterfell-0.2.0 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate winterfell 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate winterfell 0.2.0 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate winterfell 0.2.0
[INFO] finished tweaking crates.io crate winterfell 0.2.0
[INFO] tweaked toml for crates.io crate winterfell 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded winter-crypto v0.2.0
[INFO] [stderr]   Downloaded winter-air v0.2.0
[INFO] [stderr]   Downloaded winter-math v0.2.0
[INFO] [stderr]   Downloaded winter-utils v0.2.0
[INFO] [stderr]   Downloaded blake3 v1.0.0
[INFO] [stderr]   Downloaded winter-fri v0.2.0
[INFO] [stderr]   Downloaded winter-verifier v0.2.0
[INFO] [stderr]   Downloaded winter-prover v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6977a19d5b69dc2b43f1f4cbd3a181b305d022e4549ba28df9b1c1d89bcec4a0
[INFO] running `Command { std: "docker" "start" "-a" "6977a19d5b69dc2b43f1f4cbd3a181b305d022e4549ba28df9b1c1d89bcec4a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6977a19d5b69dc2b43f1f4cbd3a181b305d022e4549ba28df9b1c1d89bcec4a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6977a19d5b69dc2b43f1f4cbd3a181b305d022e4549ba28df9b1c1d89bcec4a0", kill_on_drop: false }`
[INFO] [stdout] 6977a19d5b69dc2b43f1f4cbd3a181b305d022e4549ba28df9b1c1d89bcec4a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f805bfccbf9bad7c1014685945d30a5f1652b43119ecb3ba28a93c13105e477d
[INFO] running `Command { std: "docker" "start" "-a" "f805bfccbf9bad7c1014685945d30a5f1652b43119ecb3ba28a93c13105e477d", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking winter-utils v0.2.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling blake3 v1.0.0
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking winter-math v0.2.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking winter-crypto v0.2.0
[INFO] [stderr]     Checking winter-fri v0.2.0
[INFO] [stderr]     Checking winter-air v0.2.0
[INFO] [stderr]     Checking winter-prover v0.2.0
[INFO] [stderr]     Checking winter-verifier v0.2.0
[INFO] [stderr]     Checking winterfell v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.86s
[INFO] running `Command { std: "docker" "inspect" "f805bfccbf9bad7c1014685945d30a5f1652b43119ecb3ba28a93c13105e477d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f805bfccbf9bad7c1014685945d30a5f1652b43119ecb3ba28a93c13105e477d", kill_on_drop: false }`
[INFO] [stdout] f805bfccbf9bad7c1014685945d30a5f1652b43119ecb3ba28a93c13105e477d