[INFO] fetching crate futures-io-traits-sync-wrapper 0.1.1...
[INFO] testing futures-io-traits-sync-wrapper-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate futures-io-traits-sync-wrapper 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate futures-io-traits-sync-wrapper 0.1.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate futures-io-traits-sync-wrapper 0.1.1
[INFO] finished tweaking crates.io crate futures-io-traits-sync-wrapper 0.1.1
[INFO] tweaked toml for crates.io crate futures-io-traits-sync-wrapper 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-stream-packed v0.1.16
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b362a9b2886d15d7b182043535ddd192e33e338caf66299dbecf3f3dde23d9ae
[INFO] running `Command { std: "docker" "start" "-a" "b362a9b2886d15d7b182043535ddd192e33e338caf66299dbecf3f3dde23d9ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b362a9b2886d15d7b182043535ddd192e33e338caf66299dbecf3f3dde23d9ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b362a9b2886d15d7b182043535ddd192e33e338caf66299dbecf3f3dde23d9ae", kill_on_drop: false }`
[INFO] [stdout] b362a9b2886d15d7b182043535ddd192e33e338caf66299dbecf3f3dde23d9ae
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64d2e6df7b4c2bd6bc68aed4080e47587eb96d08851bf0febdeb1ebc1149b310
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "64d2e6df7b4c2bd6bc68aed4080e47587eb96d08851bf0febdeb1ebc1149b310", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-stream-packed v0.1.16
[INFO] [stderr]    Compiling futures-io-traits-sync-wrapper v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "64d2e6df7b4c2bd6bc68aed4080e47587eb96d08851bf0febdeb1ebc1149b310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64d2e6df7b4c2bd6bc68aed4080e47587eb96d08851bf0febdeb1ebc1149b310", kill_on_drop: false }`
[INFO] [stdout] 64d2e6df7b4c2bd6bc68aed4080e47587eb96d08851bf0febdeb1ebc1149b310
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 911dfa25601230cb1426d75a82ef076ec66b891f9ba1c5775a79f035821eb599
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "911dfa25601230cb1426d75a82ef076ec66b891f9ba1c5775a79f035821eb599", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-io-traits-sync-wrapper v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "911dfa25601230cb1426d75a82ef076ec66b891f9ba1c5775a79f035821eb599", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "911dfa25601230cb1426d75a82ef076ec66b891f9ba1c5775a79f035821eb599", kill_on_drop: false }`
[INFO] [stdout] 911dfa25601230cb1426d75a82ef076ec66b891f9ba1c5775a79f035821eb599
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6eaa6d897457427ed8e82203e1cb5ecc4c940ad13dbc6351c34a5d1179221241
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6eaa6d897457427ed8e82203e1cb5ecc4c940ad13dbc6351c34a5d1179221241", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/futures_io_traits_sync_wrapper-a3166b641e8c6273
[INFO] [stderr]    Doc-tests futures-io-traits-sync-wrapper
[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] [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" "6eaa6d897457427ed8e82203e1cb5ecc4c940ad13dbc6351c34a5d1179221241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eaa6d897457427ed8e82203e1cb5ecc4c940ad13dbc6351c34a5d1179221241", kill_on_drop: false }`
[INFO] [stdout] 6eaa6d897457427ed8e82203e1cb5ecc4c940ad13dbc6351c34a5d1179221241