[INFO] fetching crate silkworm_rt 0.1.0-dev.0...
[INFO] testing silkworm_rt-0.1.0-dev.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate silkworm_rt 0.1.0-dev.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate silkworm_rt 0.1.0-dev.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbae8271306ccc2b7893c19e64ba1c06a791abf898f71573f1cd69a9e85dc50f
[INFO] running `Command { std: "docker" "start" "-a" "cbae8271306ccc2b7893c19e64ba1c06a791abf898f71573f1cd69a9e85dc50f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbae8271306ccc2b7893c19e64ba1c06a791abf898f71573f1cd69a9e85dc50f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbae8271306ccc2b7893c19e64ba1c06a791abf898f71573f1cd69a9e85dc50f", kill_on_drop: false }`
[INFO] [stdout] cbae8271306ccc2b7893c19e64ba1c06a791abf898f71573f1cd69a9e85dc50f
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4af9400e19e2e9dc72112d90bf9a4107e29030ba4f14e53c04c4342500dd8a6e
[INFO] running `Command { std: "docker" "start" "-a" "4af9400e19e2e9dc72112d90bf9a4107e29030ba4f14e53c04c4342500dd8a6e", 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 0.81s
[INFO] running `Command { std: "docker" "inspect" "4af9400e19e2e9dc72112d90bf9a4107e29030ba4f14e53c04c4342500dd8a6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4af9400e19e2e9dc72112d90bf9a4107e29030ba4f14e53c04c4342500dd8a6e", kill_on_drop: false }`
[INFO] [stdout] 4af9400e19e2e9dc72112d90bf9a4107e29030ba4f14e53c04c4342500dd8a6e
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90197c8f1e5bc03670977684f419ac5b98cb7c327db468758aa041dbcf671dfe
[INFO] running `Command { std: "docker" "start" "-a" "90197c8f1e5bc03670977684f419ac5b98cb7c327db468758aa041dbcf671dfe", kill_on_drop: false }`
[INFO] [stderr]    Compiling silkworm_rt v0.1.0-dev.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "90197c8f1e5bc03670977684f419ac5b98cb7c327db468758aa041dbcf671dfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90197c8f1e5bc03670977684f419ac5b98cb7c327db468758aa041dbcf671dfe", kill_on_drop: false }`
[INFO] [stdout] 90197c8f1e5bc03670977684f419ac5b98cb7c327db468758aa041dbcf671dfe
[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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bfb665d22358cac7cf222d88d3138e530c2861b10333f52af94ff7a3f80445f1
[INFO] running `Command { std: "docker" "start" "-a" "bfb665d22358cac7cf222d88d3138e530c2861b10333f52af94ff7a3f80445f1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/silkworm_rt-0d6f23e2818e10e9)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests silkworm_rt
[INFO] [stdout] running 1 test
[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" "bfb665d22358cac7cf222d88d3138e530c2861b10333f52af94ff7a3f80445f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfb665d22358cac7cf222d88d3138e530c2861b10333f52af94ff7a3f80445f1", kill_on_drop: false }`
[INFO] [stdout] bfb665d22358cac7cf222d88d3138e530c2861b10333f52af94ff7a3f80445f1