[INFO] fetching crate openapi_utils 0.2.0...
[INFO] testing openapi_utils-0.2.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate openapi_utils 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate openapi_utils 0.2.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate openapi_utils 0.2.0
[INFO] finished tweaking crates.io crate openapi_utils 0.2.0
[INFO] tweaked toml for crates.io crate openapi_utils 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded openapiv3 v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16bc4cf751983c938d7cec9c33acdf15ad99bb5c0571efe75dfd1638ade3b958
[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" "16bc4cf751983c938d7cec9c33acdf15ad99bb5c0571efe75dfd1638ade3b958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16bc4cf751983c938d7cec9c33acdf15ad99bb5c0571efe75dfd1638ade3b958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16bc4cf751983c938d7cec9c33acdf15ad99bb5c0571efe75dfd1638ade3b958", kill_on_drop: false }`
[INFO] [stdout] 16bc4cf751983c938d7cec9c33acdf15ad99bb5c0571efe75dfd1638ade3b958
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6813613986b280156fcaacafc62f38083e5f4703ad77d2a8ebf3d1a8eecefb5
[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" "a6813613986b280156fcaacafc62f38083e5f4703ad77d2a8ebf3d1a8eecefb5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling http v0.2.2
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling serde_yaml v0.8.14
[INFO] [stderr]    Compiling openapiv3 v0.3.2
[INFO] [stderr]    Compiling openapi_utils v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.50s
[INFO] running `Command { std: "docker" "inspect" "a6813613986b280156fcaacafc62f38083e5f4703ad77d2a8ebf3d1a8eecefb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6813613986b280156fcaacafc62f38083e5f4703ad77d2a8ebf3d1a8eecefb5", kill_on_drop: false }`
[INFO] [stdout] a6813613986b280156fcaacafc62f38083e5f4703ad77d2a8ebf3d1a8eecefb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 706b4e0c5243d48f02e911114348408ecbf0ef9f919fb6026c0c9df50e1e672a
[INFO] running `Command { std: "docker" "start" "-a" "706b4e0c5243d48f02e911114348408ecbf0ef9f919fb6026c0c9df50e1e672a", kill_on_drop: false }`
[INFO] [stderr]    Compiling openapi_utils v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "706b4e0c5243d48f02e911114348408ecbf0ef9f919fb6026c0c9df50e1e672a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "706b4e0c5243d48f02e911114348408ecbf0ef9f919fb6026c0c9df50e1e672a", kill_on_drop: false }`
[INFO] [stdout] 706b4e0c5243d48f02e911114348408ecbf0ef9f919fb6026c0c9df50e1e672a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b52e790bdd32f0cf9078f270b76dd5817e7d5dbcdc9b96707cbc1bf655d28296
[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" "b52e790bdd32f0cf9078f270b76dd5817e7d5dbcdc9b96707cbc1bf655d28296", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/openapi_utils-8282469d1ab159a9
[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] [stderr]    Doc-tests openapi_utils
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/reference.rs - reference::ReferenceOr<T>::to_item (line 47) ... FAILED
[INFO] [stdout] test src/reference.rs - reference::ReferenceOr<T>::to_item_mut (line 77) ... FAILED
[INFO] [stdout] test src/dereferer.rs - dereferer::SpecExt::deref_all (line 25) ... FAILED
[INFO] [stdout] test src/reference.rs - reference::ReferenceOr<T>::to_item_ref (line 62) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/reference.rs - reference::ReferenceOr<T>::to_item (line 47) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `ReferenceOr`
[INFO] [stdout]  --> src/reference.rs:48:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | let item = ReferenceOr::Item(3);
[INFO] [stdout]   |            ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]   |
[INFO] [stdout] 2 | use openapiv3::ReferenceOr;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `to_item` in this scope
[INFO] [stdout]  --> src/reference.rs:49:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | assert_eq!(to_item(item), 3);
[INFO] [stdout]   |            ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/reference.rs - reference::ReferenceOr<T>::to_item_mut (line 77) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `ReferenceOr`
[INFO] [stdout]  --> src/reference.rs:78:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | let mut item = ReferenceOr::Item(3);
[INFO] [stdout]   |                ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]   |
[INFO] [stdout] 2 | use openapiv3::ReferenceOr;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `to_item_mut` in this scope
[INFO] [stdout]  --> src/reference.rs:79:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | assert_eq!(to_item_mut(&mut item), &3);
[INFO] [stdout]   |            ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/dereferer.rs - dereferer::SpecExt::deref_all (line 25) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `serde_yaml`
[INFO] [stdout]  --> src/dereferer.rs:27:15
[INFO] [stdout]   |
[INFO] [stdout] 4 |   let deser = serde_yaml::from_str(&data).expect("Could not deserialize file as OpenAPI v3.0");
[INFO] [stdout]   |               ^^^^^^^^^^ use of undeclared crate or module `serde_yaml`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `spec`
[INFO] [stdout]  --> src/dereferer.rs:28:14
[INFO] [stdout]   |
[INFO] [stdout] 5 |   let spec = spec::read(&deser).deref_all();
[INFO] [stdout]   |              ^^^^ use of undeclared crate or module `spec`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `filename` in this scope
[INFO] [stdout]  --> src/dereferer.rs:26:36
[INFO] [stdout]   |
[INFO] [stdout] 3 | let data = std::fs::read_to_string(filename).expect("OpenAPI file could not be read.");
[INFO] [stdout]   |                                    ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/reference.rs - reference::ReferenceOr<T>::to_item_ref (line 62) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `ReferenceOr`
[INFO] [stdout]  --> src/reference.rs:63:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | let item = ReferenceOr::Item(3);
[INFO] [stdout]   |            ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]   |
[INFO] [stdout] 2 | use openapiv3::ReferenceOr;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `to_item_ref` in this scope
[INFO] [stdout]  --> src/reference.rs:64:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | assert_eq!(to_item_ref(&item), &3);
[INFO] [stdout]   |            ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/dereferer.rs - dereferer::SpecExt::deref_all (line 25)
[INFO] [stdout]     src/reference.rs - reference::ReferenceOr<T>::to_item (line 47)
[INFO] [stdout]     src/reference.rs - reference::ReferenceOr<T>::to_item_mut (line 77)
[INFO] [stdout]     src/reference.rs - reference::ReferenceOr<T>::to_item_ref (line 62)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.71s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "b52e790bdd32f0cf9078f270b76dd5817e7d5dbcdc9b96707cbc1bf655d28296", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b52e790bdd32f0cf9078f270b76dd5817e7d5dbcdc9b96707cbc1bf655d28296", kill_on_drop: false }`
[INFO] [stdout] b52e790bdd32f0cf9078f270b76dd5817e7d5dbcdc9b96707cbc1bf655d28296