[INFO] fetching crate prom-attire-impl 0.1.0...
[INFO] testing prom-attire-impl-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate prom-attire-impl 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate prom-attire-impl 0.1.0 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 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-9/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 92dc0e3138030114e393e51df7e073b44d1991746bf7ba33912638c5a40060fd
[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" "92dc0e3138030114e393e51df7e073b44d1991746bf7ba33912638c5a40060fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92dc0e3138030114e393e51df7e073b44d1991746bf7ba33912638c5a40060fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92dc0e3138030114e393e51df7e073b44d1991746bf7ba33912638c5a40060fd", kill_on_drop: false }`
[INFO] [stdout] 92dc0e3138030114e393e51df7e073b44d1991746bf7ba33912638c5a40060fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] ccca8b8c0e69355ee56962f2e9ded3998b4598a821ac7f9118a5d16f2c34fcc5
[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" "ccca8b8c0e69355ee56962f2e9ded3998b4598a821ac7f9118a5d16f2c34fcc5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 2.60s
[INFO] running `Command { std: "docker" "inspect" "ccca8b8c0e69355ee56962f2e9ded3998b4598a821ac7f9118a5d16f2c34fcc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccca8b8c0e69355ee56962f2e9ded3998b4598a821ac7f9118a5d16f2c34fcc5", kill_on_drop: false }`
[INFO] [stdout] ccca8b8c0e69355ee56962f2e9ded3998b4598a821ac7f9118a5d16f2c34fcc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] 85a0a61c35cf20fc6187008f9c6876b579430ad2730640641420ed5bc363a312
[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" "85a0a61c35cf20fc6187008f9c6876b579430ad2730640641420ed5bc363a312", kill_on_drop: false }`
[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]    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 test [unoptimized + debuginfo] target(s) in 2.59s
[INFO] running `Command { std: "docker" "inspect" "85a0a61c35cf20fc6187008f9c6876b579430ad2730640641420ed5bc363a312", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85a0a61c35cf20fc6187008f9c6876b579430ad2730640641420ed5bc363a312", kill_on_drop: false }`
[INFO] [stdout] 85a0a61c35cf20fc6187008f9c6876b579430ad2730640641420ed5bc363a312
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] d6cfbeaf95715f02a2f464cae17e26842c1826e855e5998e7a795614e012b7a9
[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" "d6cfbeaf95715f02a2f464cae17e26842c1826e855e5998e7a795614e012b7a9", 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 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/prom_attire_impl-fccc5e183a26d6b6
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/errors-ea0583cf31a18109
[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 3 tests
[INFO] [stdout] test bad_docs_type ... ok
[INFO] [stderr]    Doc-tests prom-attire-impl
[INFO] [stdout] test enuum ... ok
[INFO] [stdout] test tuple_struct ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.70s
[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" "d6cfbeaf95715f02a2f464cae17e26842c1826e855e5998e7a795614e012b7a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6cfbeaf95715f02a2f464cae17e26842c1826e855e5998e7a795614e012b7a9", kill_on_drop: false }`
[INFO] [stdout] d6cfbeaf95715f02a2f464cae17e26842c1826e855e5998e7a795614e012b7a9