[INFO] fetching crate raystack_core 0.3.0...
[INFO] testing raystack_core-0.3.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate raystack_core 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate raystack_core 0.3.0 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 raystack_core 0.3.0
[INFO] finished tweaking crates.io crate raystack_core 0.3.0
[INFO] tweaked toml for crates.io crate raystack_core 0.3.0 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] [stderr]     Blocking waiting for file lock on package cache
[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] 2b2b1fdd8cdf1e7bbe74807f31033dfbcac44aa7b2ceeddb83b016cd4fc3576b
[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" "2b2b1fdd8cdf1e7bbe74807f31033dfbcac44aa7b2ceeddb83b016cd4fc3576b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b2b1fdd8cdf1e7bbe74807f31033dfbcac44aa7b2ceeddb83b016cd4fc3576b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b2b1fdd8cdf1e7bbe74807f31033dfbcac44aa7b2ceeddb83b016cd4fc3576b", kill_on_drop: false }`
[INFO] [stdout] 2b2b1fdd8cdf1e7bbe74807f31033dfbcac44aa7b2ceeddb83b016cd4fc3576b
[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] [stdout] 54ad5f2de7340f3461ab0294051e0895999adb3b8f1592b4b8c54760804042f3
[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" "54ad5f2de7340f3461ab0294051e0895999adb3b8f1592b4b8c54760804042f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling raystack_core v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "54ad5f2de7340f3461ab0294051e0895999adb3b8f1592b4b8c54760804042f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54ad5f2de7340f3461ab0294051e0895999adb3b8f1592b4b8c54760804042f3", kill_on_drop: false }`
[INFO] [stdout] 54ad5f2de7340f3461ab0294051e0895999adb3b8f1592b4b8c54760804042f3
[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] 0275f7b7f9d5910eac90de71d896751383c48ef3428fa43c8444af15eafae3e6
[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" "0275f7b7f9d5910eac90de71d896751383c48ef3428fa43c8444af15eafae3e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling raystack_core v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.22s
[INFO] running `Command { std: "docker" "inspect" "0275f7b7f9d5910eac90de71d896751383c48ef3428fa43c8444af15eafae3e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0275f7b7f9d5910eac90de71d896751383c48ef3428fa43c8444af15eafae3e6", kill_on_drop: false }`
[INFO] [stdout] 0275f7b7f9d5910eac90de71d896751383c48ef3428fa43c8444af15eafae3e6
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bdea86bcf277898fb6a7fd57f2914fabe503ae7ccc75bcf40d05698171bafb9a
[INFO] running `Command { std: "docker" "start" "-a" "bdea86bcf277898fb6a7fd57f2914fabe503ae7ccc75bcf40d05698171bafb9a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/raystack_core-08d51d481616145c
[INFO] [stdout] running 16 tests
[INFO] [stdout] test number::test::from_encoded_json_string_exponent_with_unit ... ok
[INFO] [stdout] test number::test::from_encoded_json_string_infinity ... ok
[INFO] [stdout] test number::test::from_encoded_json_string_negative_exponent_with_unit ... ok
[INFO] [stdout] test number::test::from_encoded_json_string_signed_nan ... ok
[INFO] [stdout] test number::test::from_encoded_json_string_signless_nan ... ok
[INFO] [stdout] test hsref::test::parse_ref ... ok
[INFO] [stdout] test number::test::from_encoded_json_string_exponent ... ok
[INFO] [stdout] test number::test::from_encoded_json_string ... ok
[INFO] [stdout] test number::test::from_encoded_json_string_neg_infinity ... ok
[INFO] [stdout] test tag::tests::is_tag_name ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test symbol::test::to_str_works ... ok
[INFO] [stdout] test symbol::test::to_json_works ... ok
[INFO] [stdout] test number::test::from_encoded_json_string_negative_exponent ... ok
[INFO] [stdout] test symbol::test::from_json_works ... ok
[INFO] [stdout] test symbol::test::parse_symbol ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests raystack_core
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/hsref.rs - hsref::Ref::from_encoded_json_string (line 27) ... ok
[INFO] [stdout] test src/hsref.rs - hsref::Ref::new (line 11) ... ok
[INFO] [stdout] test src/symbol.rs - symbol::Symbol::new (line 12) ... ok
[INFO] [stdout] test src/number.rs - number::Number::from_encoded_json_string (line 65) ... ok
[INFO] [stdout] test src/symbol.rs - symbol::Symbol::from_encoded_json_string (line 28) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bdea86bcf277898fb6a7fd57f2914fabe503ae7ccc75bcf40d05698171bafb9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdea86bcf277898fb6a7fd57f2914fabe503ae7ccc75bcf40d05698171bafb9a", kill_on_drop: false }`
[INFO] [stdout] bdea86bcf277898fb6a7fd57f2914fabe503ae7ccc75bcf40d05698171bafb9a