[INFO] crate futures-async 0.0.0 is already in cache
[INFO] testing futures-async-0.0.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate futures-async 0.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate futures-async 0.0.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate futures-async 0.0.0
[INFO] finished tweaking crates.io crate futures-async 0.0.0
[INFO] tweaked toml for crates.io crate futures-async 0.0.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] b8a0a1a6307446d6d37a3fd744e160b12adebf6cf73b3fdc07caa1baf988a2e7
[INFO] running `Command { std: "docker" "start" "-a" "b8a0a1a6307446d6d37a3fd744e160b12adebf6cf73b3fdc07caa1baf988a2e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8a0a1a6307446d6d37a3fd744e160b12adebf6cf73b3fdc07caa1baf988a2e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8a0a1a6307446d6d37a3fd744e160b12adebf6cf73b3fdc07caa1baf988a2e7", kill_on_drop: false }`
[INFO] [stdout] b8a0a1a6307446d6d37a3fd744e160b12adebf6cf73b3fdc07caa1baf988a2e7
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 045d6a2e2f53175c0cb06bf82426c86d5ac19d60ce99af1948a6d3b3955d043c
[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" "045d6a2e2f53175c0cb06bf82426c86d5ac19d60ce99af1948a6d3b3955d043c", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-async v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "045d6a2e2f53175c0cb06bf82426c86d5ac19d60ce99af1948a6d3b3955d043c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "045d6a2e2f53175c0cb06bf82426c86d5ac19d60ce99af1948a6d3b3955d043c", kill_on_drop: false }`
[INFO] [stdout] 045d6a2e2f53175c0cb06bf82426c86d5ac19d60ce99af1948a6d3b3955d043c
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", 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] e2b6b60e2e46523e08791cd2b3966fb6bdab369c2f20bff6aa3c7b2f67db56eb
[INFO] running `Command { std: "docker" "start" "-a" "e2b6b60e2e46523e08791cd2b3966fb6bdab369c2f20bff6aa3c7b2f67db56eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-async v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "e2b6b60e2e46523e08791cd2b3966fb6bdab369c2f20bff6aa3c7b2f67db56eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2b6b60e2e46523e08791cd2b3966fb6bdab369c2f20bff6aa3c7b2f67db56eb", kill_on_drop: false }`
[INFO] [stdout] e2b6b60e2e46523e08791cd2b3966fb6bdab369c2f20bff6aa3c7b2f67db56eb
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", 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] dd43fb31a80eb403b369c62db14ca2d9edeae2a13fa4d449bde7663151b43fac
[INFO] running `Command { std: "docker" "start" "-a" "dd43fb31a80eb403b369c62db14ca2d9edeae2a13fa4d449bde7663151b43fac", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/futures_async-f288c42193bf3f3c
[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] [stderr]    Doc-tests futures-async
[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" "dd43fb31a80eb403b369c62db14ca2d9edeae2a13fa4d449bde7663151b43fac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd43fb31a80eb403b369c62db14ca2d9edeae2a13fa4d449bde7663151b43fac", kill_on_drop: false }`
[INFO] [stdout] dd43fb31a80eb403b369c62db14ca2d9edeae2a13fa4d449bde7663151b43fac