[INFO] fetching crate ketree 0.5.2...
[INFO] testing ketree-0.5.2 against 1.54.0 for beta-1.55-1
[INFO] extracting crate ketree 0.5.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ketree 0.5.2 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7526064fd42b57c33ba16caf4fc5727f3cf42dd241b072a447f0c092e5e04d74
[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" "7526064fd42b57c33ba16caf4fc5727f3cf42dd241b072a447f0c092e5e04d74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7526064fd42b57c33ba16caf4fc5727f3cf42dd241b072a447f0c092e5e04d74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7526064fd42b57c33ba16caf4fc5727f3cf42dd241b072a447f0c092e5e04d74", kill_on_drop: false }`
[INFO] [stdout] 7526064fd42b57c33ba16caf4fc5727f3cf42dd241b072a447f0c092e5e04d74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de44b23652d53f07f7fd01227b8be4c5d23d94606e3359ffb7322e35271ea102
[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" "de44b23652d53f07f7fd01227b8be4c5d23d94606e3359ffb7322e35271ea102", kill_on_drop: false }`
[INFO] [stderr]    Compiling gumdrop v0.1.0
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]    Compiling gumdrop_derive v0.1.0
[INFO] [stderr]    Compiling ketos_derive v0.10.0
[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 `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 `Any`
[INFO] [stdout]     = note: this error originates in the macro `impl_any_cast` (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  |                 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  |                 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 `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 `Any`
[INFO] [stdout]     = note: this error originates in the macro `impl_any_cast` (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  |                 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  |                 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 `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 `Any`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 396 |             scope.get_struct_def(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(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" "de44b23652d53f07f7fd01227b8be4c5d23d94606e3359ffb7322e35271ea102", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de44b23652d53f07f7fd01227b8be4c5d23d94606e3359ffb7322e35271ea102", kill_on_drop: false }`
[INFO] [stdout] de44b23652d53f07f7fd01227b8be4c5d23d94606e3359ffb7322e35271ea102
