[INFO] fetching crate tokio-arangodb 0.3.0...
[INFO] testing tokio-arangodb-0.3.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate tokio-arangodb 0.3.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate tokio-arangodb 0.3.0 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 tokio-arangodb 0.3.0
[INFO] finished tweaking crates.io crate tokio-arangodb 0.3.0
[INFO] tweaked toml for crates.io crate tokio-arangodb 0.3.0 written to /workspace/builds/worker-6/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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 29fbd513cb6752c695cf4349ae28f80a0f03b66488ec671cf93a0ddaa4b455cf
[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" "29fbd513cb6752c695cf4349ae28f80a0f03b66488ec671cf93a0ddaa4b455cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29fbd513cb6752c695cf4349ae28f80a0f03b66488ec671cf93a0ddaa4b455cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29fbd513cb6752c695cf4349ae28f80a0f03b66488ec671cf93a0ddaa4b455cf", kill_on_drop: false }`
[INFO] [stdout] 29fbd513cb6752c695cf4349ae28f80a0f03b66488ec671cf93a0ddaa4b455cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 405f1bdbee393f6631a0c8385114fd399b7f8d1d5c78879231b6e2cdc435b6fb
[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" "405f1bdbee393f6631a0c8385114fd399b7f8d1d5c78879231b6e2cdc435b6fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling atoi v0.2.4
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling http-codec v0.1.1
[INFO] [stderr]    Compiling tokio-arangodb v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.74s
[INFO] running `Command { std: "docker" "inspect" "405f1bdbee393f6631a0c8385114fd399b7f8d1d5c78879231b6e2cdc435b6fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "405f1bdbee393f6631a0c8385114fd399b7f8d1d5c78879231b6e2cdc435b6fb", kill_on_drop: false }`
[INFO] [stdout] 405f1bdbee393f6631a0c8385114fd399b7f8d1d5c78879231b6e2cdc435b6fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 12e936f49779535a0537f174a15d471d426cb313e78ec470aae4f4b5b5c9053a
[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" "12e936f49779535a0537f174a15d471d426cb313e78ec470aae4f4b5b5c9053a", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-arangodb v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "12e936f49779535a0537f174a15d471d426cb313e78ec470aae4f4b5b5c9053a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12e936f49779535a0537f174a15d471d426cb313e78ec470aae4f4b5b5c9053a", kill_on_drop: false }`
[INFO] [stdout] 12e936f49779535a0537f174a15d471d426cb313e78ec470aae4f4b5b5c9053a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 9d76157f5a874c3001b32de4f38d70faf565d279a4b8ce72c3560b76e5cf06fb
[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" "9d76157f5a874c3001b32de4f38d70faf565d279a4b8ce72c3560b76e5cf06fb", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tokio_arangodb-47a41c2c0a700401)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tokio-arangodb
[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" "9d76157f5a874c3001b32de4f38d70faf565d279a4b8ce72c3560b76e5cf06fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d76157f5a874c3001b32de4f38d70faf565d279a4b8ce72c3560b76e5cf06fb", kill_on_drop: false }`
[INFO] [stdout] 9d76157f5a874c3001b32de4f38d70faf565d279a4b8ce72c3560b76e5cf06fb