[INFO] fetching crate toshi 0.1.0...
[INFO] testing toshi-0.1.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate toshi 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate toshi 0.1.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate toshi 0.1.0
[INFO] finished tweaking crates.io crate toshi 0.1.0
[INFO] tweaked toml for crates.io crate toshi 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded borrow-bag v1.1.0
[INFO] [stderr]   Downloaded capnp v0.9.5
[INFO] [stderr]   Downloaded capnpc v0.9.5
[INFO] [stderr]   Downloaded htmlescape v0.3.1
[INFO] [stderr]   Downloaded regex-syntax v0.3.9
[INFO] [stderr]   Downloaded crossbeam v0.3.2
[INFO] [stderr]   Downloaded crossbeam-deque v0.5.2
[INFO] [stderr]   Downloaded memoffset v0.2.1
[INFO] [stderr]   Downloaded combine v3.8.1
[INFO] [stderr]   Downloaded crossbeam-epoch v0.6.1
[INFO] [stderr]   Downloaded uuid v0.6.5
[INFO] [stderr]   Downloaded gotham v0.2.1
[INFO] [stderr]   Downloaded atomicwrites v0.2.5
[INFO] [stderr]   Downloaded bit-set v0.5.2
[INFO] [stderr]   Downloaded bit-vec v0.6.3
[INFO] [stderr]   Downloaded nix v0.14.1
[INFO] [stderr]   Downloaded parking_lot_core v0.3.1
[INFO] [stderr]   Downloaded memmap v0.6.2
[INFO] [stderr]   Downloaded parking_lot v0.6.4
[INFO] [stderr]   Downloaded crossbeam v0.4.1
[INFO] [stderr]   Downloaded crossbeam-utils v0.5.0
[INFO] [stderr]   Downloaded itertools v0.7.11
[INFO] [stderr]   Downloaded crossbeam-channel v0.2.6
[INFO] [stderr]   Downloaded crossbeam-epoch v0.5.2
[INFO] [stderr]   Downloaded snap v0.2.5
[INFO] [stderr]   Downloaded owned-read v0.4.1
[INFO] [stderr]   Downloaded rust-stemmers v1.2.0
[INFO] [stderr]   Downloaded crunchy v0.1.6
[INFO] [stderr]   Downloaded fst v0.3.5
[INFO] [stderr]   Downloaded ascii v0.9.3
[INFO] [stderr]   Downloaded downcast v0.9.2
[INFO] [stderr]   Downloaded fst-regex v0.2.2
[INFO] [stderr]   Downloaded levenshtein_automata v0.1.1
[INFO] [stderr]   Downloaded gotham_derive v0.2.1
[INFO] [stderr]   Downloaded fail v0.2.1
[INFO] [stderr]   Downloaded census v0.1.1
[INFO] [stderr]   Downloaded bitpacking v0.5.1
[INFO] [stderr]   Downloaded tantivy v0.7.2
[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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c45a28cac8bd5fbc669f4f1141946f43eba2ce72496c86bf8c33968fe10baf9a
[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" "c45a28cac8bd5fbc669f4f1141946f43eba2ce72496c86bf8c33968fe10baf9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c45a28cac8bd5fbc669f4f1141946f43eba2ce72496c86bf8c33968fe10baf9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c45a28cac8bd5fbc669f4f1141946f43eba2ce72496c86bf8c33968fe10baf9a", kill_on_drop: false }`
[INFO] [stdout] c45a28cac8bd5fbc669f4f1141946f43eba2ce72496c86bf8c33968fe10baf9a
[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=forbid" "-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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 686dbce657dd3aed04a12f9d18b733b8c989380e372af46a9b46b5d685293c78
[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" "686dbce657dd3aed04a12f9d18b733b8c989380e372af46a9b46b5d685293c78", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling crossbeam-utils v0.5.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling scoped-tls v0.1.2
[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.20
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling slab v0.3.0
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling ascii v0.9.3
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling census v0.1.1
[INFO] [stderr]    Compiling downcast v0.9.2
[INFO] [stderr]    Compiling borrow-bag v1.1.0
[INFO] [stderr]    Compiling rust-ini v0.13.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/downcast-0.9.2/src/lib.rs:120:38
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn is_type(&self) -> bool { self.type_id() == TypeId::of::<T>() }
[INFO] [stdout]     |                                      ^^^^^^^ multiple `type_id` found
[INFO] [stdout]     |
[INFO] [stdout] note: candidate #1 is defined in the trait `Any`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/downcast-0.9.2/src/lib.rs:29:5
[INFO] [stdout]     |
[INFO] [stdout] 29  |     fn type_id(&self) -> TypeId { TypeId::of::<Self>() }
[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] 120 |     fn is_type(&self) -> bool { Any::type_id(&self) == TypeId::of::<T>() }
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn is_type(&self) -> bool { std::any::Any::type_id(&self) == TypeId::of::<T>() }
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stdout] For more information about this error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `downcast` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "686dbce657dd3aed04a12f9d18b733b8c989380e372af46a9b46b5d685293c78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "686dbce657dd3aed04a12f9d18b733b8c989380e372af46a9b46b5d685293c78", kill_on_drop: false }`
[INFO] [stdout] 686dbce657dd3aed04a12f9d18b733b8c989380e372af46a9b46b5d685293c78