[INFO] fetching crate tokio-arangodb 0.3.0...
[INFO] testing tokio-arangodb-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate tokio-arangodb 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate tokio-arangodb 0.3.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded http-codec v0.1.1
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] ccebb235f4f0f13afb6ae6ed2d2c1fa050a5c006ff8ba948fbd9293edadc8d30
[INFO] running `Command { std: "docker" "start" "-a" "ccebb235f4f0f13afb6ae6ed2d2c1fa050a5c006ff8ba948fbd9293edadc8d30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccebb235f4f0f13afb6ae6ed2d2c1fa050a5c006ff8ba948fbd9293edadc8d30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccebb235f4f0f13afb6ae6ed2d2c1fa050a5c006ff8ba948fbd9293edadc8d30", kill_on_drop: false }`
[INFO] [stdout] ccebb235f4f0f13afb6ae6ed2d2c1fa050a5c006ff8ba948fbd9293edadc8d30
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0822e2cb5ed44e0974e3a368736590da801aed245f3c25ed604a78644d65967
[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" "a0822e2cb5ed44e0974e3a368736590da801aed245f3c25ed604a78644d65967", kill_on_drop: false }`
[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 1.14s
[INFO] running `Command { std: "docker" "inspect" "a0822e2cb5ed44e0974e3a368736590da801aed245f3c25ed604a78644d65967", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0822e2cb5ed44e0974e3a368736590da801aed245f3c25ed604a78644d65967", kill_on_drop: false }`
[INFO] [stdout] a0822e2cb5ed44e0974e3a368736590da801aed245f3c25ed604a78644d65967
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67888e7139c40287191ac092cc00da72b4a3a5607f7cafb83477e0c1abf3980a
[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" "67888e7139c40287191ac092cc00da72b4a3a5607f7cafb83477e0c1abf3980a", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-arangodb v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "67888e7139c40287191ac092cc00da72b4a3a5607f7cafb83477e0c1abf3980a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67888e7139c40287191ac092cc00da72b4a3a5607f7cafb83477e0c1abf3980a", kill_on_drop: false }`
[INFO] [stdout] 67888e7139c40287191ac092cc00da72b4a3a5607f7cafb83477e0c1abf3980a
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 81c4c91aa324f67600d8733db897e590eaf116c84d1817b0bfa1834b5087782a
[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" "81c4c91aa324f67600d8733db897e590eaf116c84d1817b0bfa1834b5087782a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tokio_arangodb-eff3975d062aebbd)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tokio-arangodb
[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" "81c4c91aa324f67600d8733db897e590eaf116c84d1817b0bfa1834b5087782a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81c4c91aa324f67600d8733db897e590eaf116c84d1817b0bfa1834b5087782a", kill_on_drop: false }`
[INFO] [stdout] 81c4c91aa324f67600d8733db897e590eaf116c84d1817b0bfa1834b5087782a