[INFO] fetching crate blockchain 0.9.2...
[INFO] testing blockchain-0.9.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate blockchain 0.9.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate blockchain 0.9.2 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate blockchain 0.9.2
[INFO] finished tweaking crates.io crate blockchain 0.9.2
[INFO] tweaked toml for crates.io crate blockchain 0.9.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded blockchain-core v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13eff72700d1a2c8c093c5e26c096a5d5cf1185cf268ec25602eb641cc6a567e
[INFO] running `Command { std: "docker" "start" "-a" "13eff72700d1a2c8c093c5e26c096a5d5cf1185cf268ec25602eb641cc6a567e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13eff72700d1a2c8c093c5e26c096a5d5cf1185cf268ec25602eb641cc6a567e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13eff72700d1a2c8c093c5e26c096a5d5cf1185cf268ec25602eb641cc6a567e", kill_on_drop: false }`
[INFO] [stdout] 13eff72700d1a2c8c093c5e26c096a5d5cf1185cf268ec25602eb641cc6a567e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ddcb18001c91fb49971806a0ed41fb4858f78cc1d13380fe28d0f7a87b91e02
[INFO] running `Command { std: "docker" "start" "-a" "3ddcb18001c91fb49971806a0ed41fb4858f78cc1d13380fe28d0f7a87b91e02", kill_on_drop: false }`
[INFO] [stderr]    Compiling blockchain-core v0.1.2
[INFO] [stderr]    Compiling blockchain v0.9.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `Command { std: "docker" "inspect" "3ddcb18001c91fb49971806a0ed41fb4858f78cc1d13380fe28d0f7a87b91e02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ddcb18001c91fb49971806a0ed41fb4858f78cc1d13380fe28d0f7a87b91e02", kill_on_drop: false }`
[INFO] [stdout] 3ddcb18001c91fb49971806a0ed41fb4858f78cc1d13380fe28d0f7a87b91e02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6be331072941a20f4221d2653873c47773cfb9b73caeb5f563b65efc479150a
[INFO] running `Command { std: "docker" "start" "-a" "e6be331072941a20f4221d2653873c47773cfb9b73caeb5f563b65efc479150a", kill_on_drop: false }`
[INFO] [stderr]    Compiling blockchain v0.9.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "e6be331072941a20f4221d2653873c47773cfb9b73caeb5f563b65efc479150a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6be331072941a20f4221d2653873c47773cfb9b73caeb5f563b65efc479150a", kill_on_drop: false }`
[INFO] [stdout] e6be331072941a20f4221d2653873c47773cfb9b73caeb5f563b65efc479150a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d14de8d2139abd3610f9042c561dfaa7c31b6c75c52b167e6462fad31b6b6499
[INFO] running `Command { std: "docker" "start" "-a" "d14de8d2139abd3610f9042c561dfaa7c31b6c75c52b167e6462fad31b6b6499", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/blockchain-b5e50b31e3345148)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests blockchain
[INFO] [stdout] test result: ok. 0 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" "d14de8d2139abd3610f9042c561dfaa7c31b6c75c52b167e6462fad31b6b6499", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d14de8d2139abd3610f9042c561dfaa7c31b6c75c52b167e6462fad31b6b6499", kill_on_drop: false }`
[INFO] [stdout] d14de8d2139abd3610f9042c561dfaa7c31b6c75c52b167e6462fad31b6b6499