[INFO] fetching crate silkworm_rt 0.1.0-dev.0...
[INFO] testing silkworm_rt-0.1.0-dev.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate silkworm_rt 0.1.0-dev.0 into /workspace/builds/worker-106/source
[INFO] validating manifest of crates.io crate silkworm_rt 0.1.0-dev.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate silkworm_rt 0.1.0-dev.0
[INFO] finished tweaking crates.io crate silkworm_rt 0.1.0-dev.0
[INFO] tweaked toml for crates.io crate silkworm_rt 0.1.0-dev.0 written to /workspace/builds/worker-106/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55b94a79775f413390e5732ccdcbbc441ed1d57d2438241d210a22f79aabd181
[INFO] running `Command { std: "docker" "start" "-a" "55b94a79775f413390e5732ccdcbbc441ed1d57d2438241d210a22f79aabd181", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55b94a79775f413390e5732ccdcbbc441ed1d57d2438241d210a22f79aabd181", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55b94a79775f413390e5732ccdcbbc441ed1d57d2438241d210a22f79aabd181", kill_on_drop: false }`
[INFO] [stdout] 55b94a79775f413390e5732ccdcbbc441ed1d57d2438241d210a22f79aabd181
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39ebf4085b9f4ea7749cc41c8a9f9b08f924e4abd3e0a1d64613202120de54b7
[INFO] running `Command { std: "docker" "start" "-a" "39ebf4085b9f4ea7749cc41c8a9f9b08f924e4abd3e0a1d64613202120de54b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling silkworm_rt v0.1.0-dev.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "39ebf4085b9f4ea7749cc41c8a9f9b08f924e4abd3e0a1d64613202120de54b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39ebf4085b9f4ea7749cc41c8a9f9b08f924e4abd3e0a1d64613202120de54b7", kill_on_drop: false }`
[INFO] [stdout] 39ebf4085b9f4ea7749cc41c8a9f9b08f924e4abd3e0a1d64613202120de54b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ffc6c73987c26ae19f75fc02ff074570380c0ad87ed38237746b83f778a5d80f
[INFO] running `Command { std: "docker" "start" "-a" "ffc6c73987c26ae19f75fc02ff074570380c0ad87ed38237746b83f778a5d80f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling silkworm_rt v0.1.0-dev.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "ffc6c73987c26ae19f75fc02ff074570380c0ad87ed38237746b83f778a5d80f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffc6c73987c26ae19f75fc02ff074570380c0ad87ed38237746b83f778a5d80f", kill_on_drop: false }`
[INFO] [stdout] ffc6c73987c26ae19f75fc02ff074570380c0ad87ed38237746b83f778a5d80f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8e1e80c8d8dfb4a8fca53d6c1a16a45279effc564418878c04927dec61597412
[INFO] running `Command { std: "docker" "start" "-a" "8e1e80c8d8dfb4a8fca53d6c1a16a45279effc564418878c04927dec61597412", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/silkworm_rt-36cf962c5663aeae)
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests silkworm_rt
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "8e1e80c8d8dfb4a8fca53d6c1a16a45279effc564418878c04927dec61597412", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e1e80c8d8dfb4a8fca53d6c1a16a45279effc564418878c04927dec61597412", kill_on_drop: false }`
[INFO] [stdout] 8e1e80c8d8dfb4a8fca53d6c1a16a45279effc564418878c04927dec61597412