[INFO] fetching crate rdbc 0.1.6...
[INFO] testing rdbc-0.1.6 against 1.49.0 for beta-1.50-1
[INFO] extracting crate rdbc 0.1.6 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rdbc 0.1.6 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 rdbc 0.1.6
[INFO] finished tweaking crates.io crate rdbc 0.1.6
[INFO] tweaked toml for crates.io crate rdbc 0.1.6 written to /workspace/builds/worker-7/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-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" "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] 2dcd38f64b8b48fc111c09690dfbe5549f3b7d5ea899821476ccb0997fcbd70d
[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" "2dcd38f64b8b48fc111c09690dfbe5549f3b7d5ea899821476ccb0997fcbd70d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2dcd38f64b8b48fc111c09690dfbe5549f3b7d5ea899821476ccb0997fcbd70d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dcd38f64b8b48fc111c09690dfbe5549f3b7d5ea899821476ccb0997fcbd70d", kill_on_drop: false }`
[INFO] [stdout] 2dcd38f64b8b48fc111c09690dfbe5549f3b7d5ea899821476ccb0997fcbd70d
[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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 61f6d65a7840d88eb06be5723dfaf9a8d128530eca8a83f20142d51b15bdc9b8
[INFO] running `Command { std: "docker" "start" "-a" "61f6d65a7840d88eb06be5723dfaf9a8d128530eca8a83f20142d51b15bdc9b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rdbc v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "61f6d65a7840d88eb06be5723dfaf9a8d128530eca8a83f20142d51b15bdc9b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61f6d65a7840d88eb06be5723dfaf9a8d128530eca8a83f20142d51b15bdc9b8", kill_on_drop: false }`
[INFO] [stdout] 61f6d65a7840d88eb06be5723dfaf9a8d128530eca8a83f20142d51b15bdc9b8
[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" "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] daa5d0a937b5f5f62458cdcaed3328669d8de525c16d4c8fb22585cca27949a6
[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" "daa5d0a937b5f5f62458cdcaed3328669d8de525c16d4c8fb22585cca27949a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling rdbc v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "daa5d0a937b5f5f62458cdcaed3328669d8de525c16d4c8fb22585cca27949a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daa5d0a937b5f5f62458cdcaed3328669d8de525c16d4c8fb22585cca27949a6", kill_on_drop: false }`
[INFO] [stdout] daa5d0a937b5f5f62458cdcaed3328669d8de525c16d4c8fb22585cca27949a6
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 27d7dbf8344d1dfd3b0529d68f36c07a8d1c501c116ed33f872fe0fd24d35d33
[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" "27d7dbf8344d1dfd3b0529d68f36c07a8d1c501c116ed33f872fe0fd24d35d33", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rdbc-69b03fe821047a68
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests rdbc
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 9) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "27d7dbf8344d1dfd3b0529d68f36c07a8d1c501c116ed33f872fe0fd24d35d33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27d7dbf8344d1dfd3b0529d68f36c07a8d1c501c116ed33f872fe0fd24d35d33", kill_on_drop: false }`
[INFO] [stdout] 27d7dbf8344d1dfd3b0529d68f36c07a8d1c501c116ed33f872fe0fd24d35d33