[INFO] fetching crate dust-network 0.2.0...
[INFO] testing dust-network-0.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate dust-network 0.2.0 into /workspace/builds/worker-113/source
[INFO] validating manifest of crates.io crate dust-network 0.2.0 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 dust-network 0.2.0
[INFO] finished tweaking crates.io crate dust-network 0.2.0
[INFO] tweaked toml for crates.io crate dust-network 0.2.0 written to /workspace/builds/worker-113/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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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] 53ebb802a288a480b12ad965fc04a70f646677f3a57094845eb860b9cf92d884
[INFO] running `Command { std: "docker" "start" "-a" "53ebb802a288a480b12ad965fc04a70f646677f3a57094845eb860b9cf92d884", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53ebb802a288a480b12ad965fc04a70f646677f3a57094845eb860b9cf92d884", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53ebb802a288a480b12ad965fc04a70f646677f3a57094845eb860b9cf92d884", kill_on_drop: false }`
[INFO] [stdout] 53ebb802a288a480b12ad965fc04a70f646677f3a57094845eb860b9cf92d884
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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] 269683a9bcd39c2f3d19acd71a44ee6d2b7b859a625d00bd8d4cbccae50b9a59
[INFO] running `Command { std: "docker" "start" "-a" "269683a9bcd39c2f3d19acd71a44ee6d2b7b859a625d00bd8d4cbccae50b9a59", kill_on_drop: false }`
[INFO] [stderr]    Compiling dust-network v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "269683a9bcd39c2f3d19acd71a44ee6d2b7b859a625d00bd8d4cbccae50b9a59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "269683a9bcd39c2f3d19acd71a44ee6d2b7b859a625d00bd8d4cbccae50b9a59", kill_on_drop: false }`
[INFO] [stdout] 269683a9bcd39c2f3d19acd71a44ee6d2b7b859a625d00bd8d4cbccae50b9a59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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] 8488c1f6d682c114449887ce311c37f98db80af525500cf11dbf7f49dd3bad90
[INFO] running `Command { std: "docker" "start" "-a" "8488c1f6d682c114449887ce311c37f98db80af525500cf11dbf7f49dd3bad90", kill_on_drop: false }`
[INFO] [stderr]    Compiling dust-network v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "8488c1f6d682c114449887ce311c37f98db80af525500cf11dbf7f49dd3bad90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8488c1f6d682c114449887ce311c37f98db80af525500cf11dbf7f49dd3bad90", kill_on_drop: false }`
[INFO] [stdout] 8488c1f6d682c114449887ce311c37f98db80af525500cf11dbf7f49dd3bad90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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] 74377fb64f813110852909a8b11a4f68a7b2771646c66469b9b9a8b9934ec9c3
[INFO] running `Command { std: "docker" "start" "-a" "74377fb64f813110852909a8b11a4f68a7b2771646c66469b9b9a8b9934ec9c3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dust_network-458c1dbf9da5e31d)
[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 dust-network
[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" "74377fb64f813110852909a8b11a4f68a7b2771646c66469b9b9a8b9934ec9c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74377fb64f813110852909a8b11a4f68a7b2771646c66469b9b9a8b9934ec9c3", kill_on_drop: false }`
[INFO] [stdout] 74377fb64f813110852909a8b11a4f68a7b2771646c66469b9b9a8b9934ec9c3