[INFO] fetching crate silkworm_features 0.1.0-dev.1...
[INFO] testing silkworm_features-0.1.0-dev.1 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate silkworm_features 0.1.0-dev.1 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate silkworm_features 0.1.0-dev.1 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate silkworm_features 0.1.0-dev.1
[INFO] finished tweaking crates.io crate silkworm_features 0.1.0-dev.1
[INFO] tweaked toml for crates.io crate silkworm_features 0.1.0-dev.1 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6752aa3e5f0c3f192bb8efbf101c455a16cb565be5f7cbc637d7937d71739b06
[INFO] running `Command { std: "docker" "start" "-a" "6752aa3e5f0c3f192bb8efbf101c455a16cb565be5f7cbc637d7937d71739b06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6752aa3e5f0c3f192bb8efbf101c455a16cb565be5f7cbc637d7937d71739b06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6752aa3e5f0c3f192bb8efbf101c455a16cb565be5f7cbc637d7937d71739b06", kill_on_drop: false }`
[INFO] [stdout] 6752aa3e5f0c3f192bb8efbf101c455a16cb565be5f7cbc637d7937d71739b06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc058e53ae400cf1e2514292c0bdf6b5e828e97c1abeb3b118a873b5765865ea
[INFO] running `Command { std: "docker" "start" "-a" "dc058e53ae400cf1e2514292c0bdf6b5e828e97c1abeb3b118a873b5765865ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling silkworm_features v0.1.0-dev.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "dc058e53ae400cf1e2514292c0bdf6b5e828e97c1abeb3b118a873b5765865ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc058e53ae400cf1e2514292c0bdf6b5e828e97c1abeb3b118a873b5765865ea", kill_on_drop: false }`
[INFO] [stdout] dc058e53ae400cf1e2514292c0bdf6b5e828e97c1abeb3b118a873b5765865ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7dbd0e2a744c167dbb2ce8bf10296292c0cce6f982ebb4a9ecfc4b400dcfc0ef
[INFO] running `Command { std: "docker" "start" "-a" "7dbd0e2a744c167dbb2ce8bf10296292c0cce6f982ebb4a9ecfc4b400dcfc0ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling silkworm_features v0.1.0-dev.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "7dbd0e2a744c167dbb2ce8bf10296292c0cce6f982ebb4a9ecfc4b400dcfc0ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dbd0e2a744c167dbb2ce8bf10296292c0cce6f982ebb4a9ecfc4b400dcfc0ef", kill_on_drop: false }`
[INFO] [stdout] 7dbd0e2a744c167dbb2ce8bf10296292c0cce6f982ebb4a9ecfc4b400dcfc0ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 01d0df3908a0dfbeab6e938bf03d51698e6519b37321e06fcd12a14ea86af622
[INFO] running `Command { std: "docker" "start" "-a" "01d0df3908a0dfbeab6e938bf03d51698e6519b37321e06fcd12a14ea86af622", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/silkworm_features-583e0a5c606208b9)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests silkworm_features
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "01d0df3908a0dfbeab6e938bf03d51698e6519b37321e06fcd12a14ea86af622", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01d0df3908a0dfbeab6e938bf03d51698e6519b37321e06fcd12a14ea86af622", kill_on_drop: false }`
[INFO] [stdout] 01d0df3908a0dfbeab6e938bf03d51698e6519b37321e06fcd12a14ea86af622