[INFO] fetching crate prom-attire-impl 0.1.0...
[INFO] testing prom-attire-impl-0.1.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate prom-attire-impl 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate prom-attire-impl 0.1.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prom-attire-impl 0.1.0
[INFO] finished tweaking crates.io crate prom-attire-impl 0.1.0
[INFO] tweaked toml for crates.io crate prom-attire-impl 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 05084df7de8e78ca68f6962817db183989da1af262c8eb37176439f043918c88
[INFO] running `Command { std: "docker" "start" "-a" "05084df7de8e78ca68f6962817db183989da1af262c8eb37176439f043918c88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05084df7de8e78ca68f6962817db183989da1af262c8eb37176439f043918c88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05084df7de8e78ca68f6962817db183989da1af262c8eb37176439f043918c88", kill_on_drop: false }`
[INFO] [stdout] 05084df7de8e78ca68f6962817db183989da1af262c8eb37176439f043918c88
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 82c7614551fdf60d97ba14f5090af0af7374d909039e41e489433bd186653ce7
[INFO] running `Command { std: "docker" "start" "-a" "82c7614551fdf60d97ba14f5090af0af7374d909039e41e489433bd186653ce7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling error-chain v0.8.1
[INFO] [stderr]    Compiling prom-attire-impl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown lint: `large_enum_variant`
[INFO] [stdout]  --> src/errors.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![allow(large_enum_variant)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:22:33
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub parse_field_config: &'a Fn(&[syn::Attribute]) -> FieldConfig,
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[syn::Attribute]) -> FieldConfig`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.17s
[INFO] running `Command { std: "docker" "inspect" "82c7614551fdf60d97ba14f5090af0af7374d909039e41e489433bd186653ce7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82c7614551fdf60d97ba14f5090af0af7374d909039e41e489433bd186653ce7", kill_on_drop: false }`
[INFO] [stdout] 82c7614551fdf60d97ba14f5090af0af7374d909039e41e489433bd186653ce7
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 60de96d8c50cd059ec1abfbf5114b6156afc19f1cb852db4b8cb04cfb4e877cc
[INFO] running `Command { std: "docker" "start" "-a" "60de96d8c50cd059ec1abfbf5114b6156afc19f1cb852db4b8cb04cfb4e877cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling prom-attire-impl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown lint: `large_enum_variant`
[INFO] [stdout]  --> src/errors.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![allow(large_enum_variant)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:22:33
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub parse_field_config: &'a Fn(&[syn::Attribute]) -> FieldConfig,
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[syn::Attribute]) -> FieldConfig`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `large_enum_variant`
[INFO] [stdout]  --> src/errors.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![allow(large_enum_variant)]
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:22:33
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub parse_field_config: &'a Fn(&[syn::Attribute]) -> FieldConfig,
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[syn::Attribute]) -> FieldConfig`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.32s
[INFO] running `Command { std: "docker" "inspect" "60de96d8c50cd059ec1abfbf5114b6156afc19f1cb852db4b8cb04cfb4e877cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60de96d8c50cd059ec1abfbf5114b6156afc19f1cb852db4b8cb04cfb4e877cc", kill_on_drop: false }`
[INFO] [stdout] 60de96d8c50cd059ec1abfbf5114b6156afc19f1cb852db4b8cb04cfb4e877cc
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cf588ae0916fda3323783ec0054f75fee117140778cbbf950706963b32c863c7
[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" "cf588ae0916fda3323783ec0054f75fee117140778cbbf950706963b32c863c7", kill_on_drop: false }`
[INFO] [stderr] warning: unknown lint: `large_enum_variant`
[INFO] [stderr]  --> src/errors.rs:1:10
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![allow(large_enum_variant)]
[INFO] [stderr]   |          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:22:33
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub parse_field_config: &'a Fn(&[syn::Attribute]) -> FieldConfig,
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[syn::Attribute]) -> FieldConfig`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unknown lint: `large_enum_variant`
[INFO] [stderr]  --> src/errors.rs:1:10
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![allow(large_enum_variant)]
[INFO] [stderr]   |          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:22:33
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub parse_field_config: &'a Fn(&[syn::Attribute]) -> FieldConfig,
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[syn::Attribute]) -> FieldConfig`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/prom_attire_impl-5d865ff2c5997667
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/errors-3e186039433f4279
[INFO] [stdout] running 0 tests
[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 3 tests
[INFO] [stdout] test tuple_struct ... ok
[INFO] [stdout] test enuum ... ok
[INFO] [stdout] test bad_docs_type ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests prom-attire-impl
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cf588ae0916fda3323783ec0054f75fee117140778cbbf950706963b32c863c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf588ae0916fda3323783ec0054f75fee117140778cbbf950706963b32c863c7", kill_on_drop: false }`
[INFO] [stdout] cf588ae0916fda3323783ec0054f75fee117140778cbbf950706963b32c863c7