[INFO] fetching crate torchbear 0.11.5...
[INFO] checking torchbear-0.11.5 against try#353a0a223066e9f46a1d935f2271a26c3c5002bb for pr-75180
[INFO] extracting crate torchbear 0.11.5 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate torchbear 0.11.5 on toolchain 353a0a223066e9f46a1d935f2271a26c3c5002bb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate torchbear 0.11.5
[INFO] finished tweaking crates.io crate torchbear 0.11.5
[INFO] tweaked toml for crates.io crate torchbear 0.11.5 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded scoped-pool v1.0.0
[INFO] [stderr]   Downloaded lsdiff-rs v0.1.2
[INFO] [stderr]   Downloaded murmurhash32 v0.2.0
[INFO] [stderr]   Downloaded crossbeam v0.5.0
[INFO] [stderr]   Downloaded uuid v0.8.1
[INFO] [stderr]   Downloaded os_type v2.2.0
[INFO] [stderr]   Downloaded xz2 v0.1.6
[INFO] [stderr]   Downloaded markup5ever v0.8.1
[INFO] [stderr]   Downloaded scopeguard v0.1.2
[INFO] [stderr]   Downloaded crossbeam-epoch v0.7.2
[INFO] [stderr]   Downloaded scl v0.0.1
[INFO] [stderr]   Downloaded curl-sys v0.4.36+curl-7.71.1
[INFO] [stderr]   Downloaded splitdiff-rs v0.4.1
[INFO] [stderr]   Downloaded rlua v0.15.3
[INFO] [stderr]   Downloaded checksumdir v0.3.0
[INFO] [stderr]   Downloaded patch-rs v0.5.5
[INFO] [stderr]   Downloaded actix-lua v0.5.2
[INFO] [stderr]   Downloaded crossbeam v0.2.12
[INFO] [stderr]   Downloaded blake2 v0.8.1
[INFO] [stderr]   Downloaded entities v1.0.1
[INFO] [stderr]   Downloaded tokio-openssl v0.2.1
[INFO] [stderr]   Downloaded unicode_categories v0.1.1
[INFO] [stderr]   Downloaded openssl-src v111.10.2+1.1.1g
[INFO] [stderr]   Downloaded fern v0.5.9
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "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] 2ae009ad1c8f4247d3036f5c28372374eb5e3b279d0cf0c888bdd79956c03b91
[INFO] running `Command { std: "docker" "start" "-a" "2ae009ad1c8f4247d3036f5c28372374eb5e3b279d0cf0c888bdd79956c03b91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ae009ad1c8f4247d3036f5c28372374eb5e3b279d0cf0c888bdd79956c03b91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ae009ad1c8f4247d3036f5c28372374eb5e3b279d0cf0c888bdd79956c03b91", kill_on_drop: false }`
[INFO] [stdout] 2ae009ad1c8f4247d3036f5c28372374eb5e3b279d0cf0c888bdd79956c03b91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd676b2705e6184f0efbb2b67cc4988d08499f9c7908a6bb14abed2bd99a7f0b
[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" "fd676b2705e6184f0efbb2b67cc4988d08499f9c7908a6bb14abed2bd99a7f0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking unic-common v0.8.0
[INFO] [stderr]     Checking unic-char-range v0.8.0
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]     Checking scopeguard v0.1.2
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking variance v0.1.3
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking diffs v0.2.1
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]     Checking entities v1.0.1
[INFO] [stderr]     Checking census v0.1.1
[INFO] [stderr]     Checking downcast v0.9.2
[INFO] [stderr]     Checking podio v0.1.7
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling openssl-src v111.10.2+1.1.1g
[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] [stdout] For more information about this error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `downcast`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "fd676b2705e6184f0efbb2b67cc4988d08499f9c7908a6bb14abed2bd99a7f0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd676b2705e6184f0efbb2b67cc4988d08499f9c7908a6bb14abed2bd99a7f0b", kill_on_drop: false }`
[INFO] [stdout] fd676b2705e6184f0efbb2b67cc4988d08499f9c7908a6bb14abed2bd99a7f0b