[INFO] fetching crate futures-turnstyle 3.0.0...
[INFO] testing futures-turnstyle-3.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate futures-turnstyle 3.0.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate futures-turnstyle 3.0.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate futures-turnstyle 3.0.0
[INFO] finished tweaking crates.io crate futures-turnstyle 3.0.0
[INFO] tweaked toml for crates.io crate futures-turnstyle 3.0.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1827e3b7400983dddf7f4c0e8df44663f7b5db3f08f6a3a37f3505f8a6111377
[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" "1827e3b7400983dddf7f4c0e8df44663f7b5db3f08f6a3a37f3505f8a6111377", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1827e3b7400983dddf7f4c0e8df44663f7b5db3f08f6a3a37f3505f8a6111377", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1827e3b7400983dddf7f4c0e8df44663f7b5db3f08f6a3a37f3505f8a6111377", kill_on_drop: false }`
[INFO] [stdout] 1827e3b7400983dddf7f4c0e8df44663f7b5db3f08f6a3a37f3505f8a6111377
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64d805c45d5fa915456db94e5503ca87bfbf2e6591d480a45366174e9434b524
[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" "64d805c45d5fa915456db94e5503ca87bfbf2e6591d480a45366174e9434b524", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-turnstyle v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "64d805c45d5fa915456db94e5503ca87bfbf2e6591d480a45366174e9434b524", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64d805c45d5fa915456db94e5503ca87bfbf2e6591d480a45366174e9434b524", kill_on_drop: false }`
[INFO] [stdout] 64d805c45d5fa915456db94e5503ca87bfbf2e6591d480a45366174e9434b524
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac035e771054ff29b3b379f2b979656d14a72d8ef204549f27e2a3c34af9a4d0
[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" "ac035e771054ff29b3b379f2b979656d14a72d8ef204549f27e2a3c34af9a4d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-turnstyle v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "ac035e771054ff29b3b379f2b979656d14a72d8ef204549f27e2a3c34af9a4d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac035e771054ff29b3b379f2b979656d14a72d8ef204549f27e2a3c34af9a4d0", kill_on_drop: false }`
[INFO] [stdout] ac035e771054ff29b3b379f2b979656d14a72d8ef204549f27e2a3c34af9a4d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d0c7d50dd190b6905a46bdb5dfab2a8639b42a625d37d2c7961aa5623c54e865
[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" "d0c7d50dd190b6905a46bdb5dfab2a8639b42a625d37d2c7961aa5623c54e865", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/futures_turnstyle-a9acfa464fc5621a
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::on_drop ... ok
[INFO] [stdout] test tests::single_waiter ... ok
[INFO] [stdout] test tests::versions ... ok
[INFO] [stdout] test tests::multiple_waiters ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests futures-turnstyle
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d0c7d50dd190b6905a46bdb5dfab2a8639b42a625d37d2c7961aa5623c54e865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0c7d50dd190b6905a46bdb5dfab2a8639b42a625d37d2c7961aa5623c54e865", kill_on_drop: false }`
[INFO] [stdout] d0c7d50dd190b6905a46bdb5dfab2a8639b42a625d37d2c7961aa5623c54e865