[INFO] fetching crate torchbear 0.11.5...
[INFO] checking torchbear-0.11.5 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] extracting crate torchbear 0.11.5 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate torchbear 0.11.5 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "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" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded entities v1.0.1
[INFO] [stderr]   Downloaded human-panic v1.0.3
[INFO] [stderr]   Downloaded rlua v0.15.3
[INFO] [stderr]   Downloaded crossbeam-deque v0.6.3
[INFO] [stderr]   Downloaded scoped-pool v1.0.0
[INFO] [stderr]   Downloaded crossbeam v0.5.0
[INFO] [stderr]   Downloaded scopeguard v0.1.2
[INFO] [stderr]   Downloaded lsdiff-rs v0.1.2
[INFO] [stderr]   Downloaded unic-ucd-version v0.8.0
[INFO] [stderr]   Downloaded unicode_categories v0.1.1
[INFO] [stderr]   Downloaded tokio-openssl v0.2.1
[INFO] [stderr]   Downloaded blake2 v0.8.1
[INFO] [stderr]   Downloaded libgit2-sys v0.7.11
[INFO] [stderr]   Downloaded select v0.4.3
[INFO] [stderr]   Downloaded unic-ucd-segment v0.8.0
[INFO] [stderr]   Downloaded unic-char-range v0.8.0
[INFO] [stderr]   Downloaded unic-common v0.8.0
[INFO] [stderr]   Downloaded unic-segment v0.8.0
[INFO] [stderr]   Downloaded variance v0.1.3
[INFO] [stderr]   Downloaded globwalk v0.6.0
[INFO] [stderr]   Downloaded unic-char-property v0.8.0
[INFO] [stderr]   Downloaded ulid v0.3.3
[INFO] [stderr]   Downloaded checksumdir v0.3.0
[INFO] [stderr]   Downloaded diffs v0.2.1
[INFO] [stderr]   Downloaded html5ever v0.23.0
[INFO] [stderr]   Downloaded actix-lua v0.5.2
[INFO] [stderr]   Downloaded patch-rs v0.5.5
[INFO] [stderr]   Downloaded git2 v0.8.0
[INFO] [stderr]   Downloaded diff-rs v0.2.3
[INFO] [stderr]   Downloaded scl v0.0.1
[INFO] [stderr]   Downloaded splitdiff-rs v0.4.1
[INFO] [stderr]   Downloaded murmurhash32 v0.2.0
[INFO] [stderr]   Downloaded rlua_serde v0.2.0
[INFO] [stderr]   Downloaded markup5ever v0.8.1
[INFO] [stderr]   Downloaded tera-v1 v1.0.0-alpha.4
[INFO] [stderr]   Downloaded tantivy v0.8.2
[INFO] [stderr]   Downloaded comrak v0.4.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a2a6a15fc9526fa871c3f3452df645469b723e795bdafbe3a8d9e3373f690db
[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" "1a2a6a15fc9526fa871c3f3452df645469b723e795bdafbe3a8d9e3373f690db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a2a6a15fc9526fa871c3f3452df645469b723e795bdafbe3a8d9e3373f690db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a2a6a15fc9526fa871c3f3452df645469b723e795bdafbe3a8d9e3373f690db", kill_on_drop: false }`
[INFO] [stdout] 1a2a6a15fc9526fa871c3f3452df645469b723e795bdafbe3a8d9e3373f690db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f838ecc2152275b60ec8596c6da5fcafa2eceacf313b59ced8369bbaec4f74f
[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" "2f838ecc2152275b60ec8596c6da5fcafa2eceacf313b59ced8369bbaec4f74f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]     Checking object v0.24.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking rustc-demangle v0.1.19
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking cpuid-bool v0.2.0
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.34
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]     Checking unic-char-range v0.8.0
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking unic-common v0.8.0
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]     Checking cpufeatures v0.1.4
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking entities v1.0.1
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking typed-arena v1.7.0
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking census v0.1.1
[INFO] [stderr]     Checking diffs v0.2.1
[INFO] [stderr]     Checking downcast v0.9.2
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling actix-web v0.7.19
[INFO] [stderr]     Checking murmurhash32 v0.2.0
[INFO] [stderr]     Checking tower-service v0.1.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking snap v0.2.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[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] [stderr] error: could not compile `downcast`
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0034`.
[INFO] [stdout] 
[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" "2f838ecc2152275b60ec8596c6da5fcafa2eceacf313b59ced8369bbaec4f74f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f838ecc2152275b60ec8596c6da5fcafa2eceacf313b59ced8369bbaec4f74f", kill_on_drop: false }`
[INFO] [stdout] 2f838ecc2152275b60ec8596c6da5fcafa2eceacf313b59ced8369bbaec4f74f