[INFO] fetching crate async-memcached 0.1.6...
[INFO] testing async-memcached-0.1.6 against 1.52.1 for beta-1.52-2
[INFO] extracting crate async-memcached 0.1.6 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate async-memcached 0.1.6 on toolchain 1.52.1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-memcached 0.1.6
[INFO] finished tweaking crates.io crate async-memcached 0.1.6
[INFO] tweaked toml for crates.io crate async-memcached 0.1.6 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate async-memcached 0.1.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.52.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b86149a9d3c2050c3ede6a47f695f18a88bb3149f9d05c6c81d68a816de99fe
[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" "0b86149a9d3c2050c3ede6a47f695f18a88bb3149f9d05c6c81d68a816de99fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b86149a9d3c2050c3ede6a47f695f18a88bb3149f9d05c6c81d68a816de99fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b86149a9d3c2050c3ede6a47f695f18a88bb3149f9d05c6c81d68a816de99fe", kill_on_drop: false }`
[INFO] [stdout] 0b86149a9d3c2050c3ede6a47f695f18a88bb3149f9d05c6c81d68a816de99fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "build" "--frozen" "--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] 8423a74cb47524985ca20f9c383a70c5b574254e89111d73e3bb9130d88d4ffe
[INFO] running `Command { std: "docker" "start" "-a" "8423a74cb47524985ca20f9c383a70c5b574254e89111d73e3bb9130d88d4ffe", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling dsn v1.0.2
[INFO] [stderr]    Compiling btoi v0.4.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling async-stream-impl v0.3.0
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling async-stream v0.3.0
[INFO] [stderr]    Compiling pin-project v0.4.23
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling async-memcached v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.58s
[INFO] running `Command { std: "docker" "inspect" "8423a74cb47524985ca20f9c383a70c5b574254e89111d73e3bb9130d88d4ffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8423a74cb47524985ca20f9c383a70c5b574254e89111d73e3bb9130d88d4ffe", kill_on_drop: false }`
[INFO] [stdout] 8423a74cb47524985ca20f9c383a70c5b574254e89111d73e3bb9130d88d4ffe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "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] 8dffa50064809eed820f36873804104c2c10d454e1ee2f398319e0bfb965bca5
[INFO] running `Command { std: "docker" "start" "-a" "8dffa50064809eed820f36873804104c2c10d454e1ee2f398319e0bfb965bca5", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-memcached v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.01s
[INFO] running `Command { std: "docker" "inspect" "8dffa50064809eed820f36873804104c2c10d454e1ee2f398319e0bfb965bca5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dffa50064809eed820f36873804104c2c10d454e1ee2f398319e0bfb965bca5", kill_on_drop: false }`
[INFO] [stdout] 8dffa50064809eed820f36873804104c2c10d454e1ee2f398319e0bfb965bca5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+1.52.1" "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] 7c2b2c1a8f5a34c01b162698d5a49163760ffc4814bb867baa26b88b4cd9ee2a
[INFO] running `Command { std: "docker" "start" "-a" "7c2b2c1a8f5a34c01b162698d5a49163760ffc4814bb867baa26b88b4cd9ee2a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/async_memcached-0a6560947b85ba24)
[INFO] [stdout] running 6 tests
[INFO] [stdout] test parser::ascii::tests::test_metadump_complete_parsing ... ok
[INFO] [stdout] test parser::ascii::tests::test_regular_complete_parsing ... ok
[INFO] [stdout] test parser::ascii::tests::test_metadump_incomplete_parsing ... ok
[INFO] [stdout] test parser::ascii::tests::test_regular_incomplete_parsing ... ok
[INFO] [stdout] test parser::ascii::tests::test_stats_complete_parsing ... ok
[INFO] [stdout] test parser::ascii::tests::test_stats_incomplete_parsing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests async-memcached
[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" "7c2b2c1a8f5a34c01b162698d5a49163760ffc4814bb867baa26b88b4cd9ee2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c2b2c1a8f5a34c01b162698d5a49163760ffc4814bb867baa26b88b4cd9ee2a", kill_on_drop: false }`
[INFO] [stdout] 7c2b2c1a8f5a34c01b162698d5a49163760ffc4814bb867baa26b88b4cd9ee2a