[INFO] crate ketree 0.5.2 is already in cache
[INFO] testing ketree-0.5.2 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate ketree 0.5.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ketree 0.5.2 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 ketree 0.5.2
[INFO] finished tweaking crates.io crate ketree 0.5.2
[INFO] tweaked toml for crates.io crate ketree 0.5.2 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] bc86cdc7188bbbc46448bb6a57e6224a7ca7ffa973e52de7fb9431d8dac3c7bc
[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" "bc86cdc7188bbbc46448bb6a57e6224a7ca7ffa973e52de7fb9431d8dac3c7bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc86cdc7188bbbc46448bb6a57e6224a7ca7ffa973e52de7fb9431d8dac3c7bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc86cdc7188bbbc46448bb6a57e6224a7ca7ffa973e52de7fb9431d8dac3c7bc", kill_on_drop: false }`
[INFO] [stdout] bc86cdc7188bbbc46448bb6a57e6224a7ca7ffa973e52de7fb9431d8dac3c7bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 41d248c6cd177353750e035848dfa1d794955a6509b4a6055d66b6b4d8fb18c9
[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" "41d248c6cd177353750e035848dfa1d794955a6509b4a6055d66b6b4d8fb18c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling gumdrop v0.1.0
[INFO] [stderr]    Compiling gumdrop_derive v0.1.0
[INFO] [stderr]    Compiling ketos_derive v0.10.0
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]    Compiling linefeed v0.2.6
[INFO] [stderr]    Compiling ketos v0.10.0
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ketos-0.10.0/src/ketos/any.rs:32:22
[INFO] [stdout]     |
[INFO] [stdout] 32  |                 self.type_id() == ::std::any::TypeId::of::<T>()
[INFO] [stdout]     |                      ^^^^^^^ multiple `type_id` found
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ketos-0.10.0/src/ketos/structs.rs:86:1
[INFO] [stdout]     |
[INFO] [stdout] 86  | impl_any_cast!{ StructDefinition }
[INFO] [stdout]     | ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: candidate #1 is defined in the trait `any::AnyValue`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ketos-0.10.0/src/ketos/any.rs:8:5
[INFO] [stdout]     |
[INFO] [stdout] 8   |     fn type_id(&self) -> TypeId;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: candidate #2 is defined in the trait `std::any::Any`
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 32  |                 any::AnyValue::type_id(&self) == ::std::any::TypeId::of::<T>()
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 32  |                 std::any::Any::type_id(&self) == ::std::any::TypeId::of::<T>()
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ketos-0.10.0/src/ketos/any.rs:32:22
[INFO] [stdout]     |
[INFO] [stdout] 32  |                 self.type_id() == ::std::any::TypeId::of::<T>()
[INFO] [stdout]     |                      ^^^^^^^ multiple `type_id` found
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ketos-0.10.0/src/ketos/value.rs:494:1
[INFO] [stdout]     |
[INFO] [stdout] 494 | impl_any_cast!{ ForeignValue }
[INFO] [stdout]     | ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout] note: candidate #1 is defined in the trait `any::AnyValue`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ketos-0.10.0/src/ketos/any.rs:8:5
[INFO] [stdout]     |
[INFO] [stdout] 8   |     fn type_id(&self) -> TypeId;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: candidate #2 is defined in the trait `std::any::Any`
[INFO] [stdout]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 32  |                 any::AnyValue::type_id(&self) == ::std::any::TypeId::of::<T>()
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 32  |                 std::any::Any::type_id(&self) == ::std::any::TypeId::of::<T>()
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ketos-0.10.0/src/ketos/function.rs:396:37
[INFO] [stdout]     |
[INFO] [stdout] 396 |             scope.get_struct_def(fv.type_id())
[INFO] [stdout]     |                                     ^^^^^^^ multiple `type_id` found
[INFO] [stdout]     |
[INFO] [stdout] note: candidate #1 is defined in the trait `any::AnyValue`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ketos-0.10.0/src/ketos/any.rs:8:5
[INFO] [stdout]     |
[INFO] [stdout] 8   |     fn type_id(&self) -> TypeId;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: candidate #2 is defined in the trait `std::any::Any`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 396 |             scope.get_struct_def(any::AnyValue::type_id(&fv))
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 396 |             scope.get_struct_def(std::any::Any::type_id(&fv))
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ketos`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "41d248c6cd177353750e035848dfa1d794955a6509b4a6055d66b6b4d8fb18c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41d248c6cd177353750e035848dfa1d794955a6509b4a6055d66b6b4d8fb18c9", kill_on_drop: false }`
[INFO] [stdout] 41d248c6cd177353750e035848dfa1d794955a6509b4a6055d66b6b4d8fb18c9