[INFO] cloning repository https://github.com/Scetch/uWindsorCourseSearchBot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Scetch/uWindsorCourseSearchBot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FScetch%2FuWindsorCourseSearchBot", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FScetch%2FuWindsorCourseSearchBot'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9d2a34fa592fc9d6963eaec35d649fd9df9acfae [INFO] checking Scetch/uWindsorCourseSearchBot against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FScetch%2FuWindsorCourseSearchBot" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Scetch/uWindsorCourseSearchBot on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Scetch/uWindsorCourseSearchBot [INFO] finished tweaking git repo https://github.com/Scetch/uWindsorCourseSearchBot [INFO] tweaked toml for git repo https://github.com/Scetch/uWindsorCourseSearchBot written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/Scetch/uWindsorCourseSearchBot already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-fs v0.1.2 [INFO] [stderr] Downloaded mime_guess v2.0.0-alpha.5 [INFO] [stderr] Downloaded serde_urlencoded v0.5.2 [INFO] [stderr] Downloaded mime v0.3.8 [INFO] [stderr] Downloaded hyper-tls v0.1.3 [INFO] [stderr] Downloaded itertools v0.7.8 [INFO] [stderr] Downloaded stable_deref_trait v1.1.0 [INFO] [stderr] Downloaded utf-8 v0.7.2 [INFO] [stderr] Downloaded chan v0.1.21 [INFO] [stderr] Downloaded phf_shared v0.7.22 [INFO] [stderr] Downloaded atomicwrites v0.2.2 [INFO] [stderr] Downloaded phf v0.7.22 [INFO] [stderr] Downloaded openssl-sys v0.9.33 [INFO] [stderr] Downloaded smallvec v0.6.3 [INFO] [stderr] Downloaded antidote v1.0.0 [INFO] [stderr] Downloaded httparse v1.3.2 [INFO] [stderr] Downloaded vcpkg v0.2.4 [INFO] [stderr] Downloaded phf_generator v0.7.22 [INFO] [stderr] Downloaded hyper-native-tls v0.2.4 [INFO] [stderr] Downloaded base64 v0.8.0 [INFO] [stderr] Downloaded select v0.4.2 [INFO] [stderr] Downloaded url v1.7.1 [INFO] [stderr] Downloaded tendril v0.3.1 [INFO] [stderr] Downloaded html5ever v0.18.0 [INFO] [stderr] Downloaded markup5ever v0.3.2 [INFO] [stderr] Downloaded phf_codegen v0.7.22 [INFO] [stderr] Downloaded encoding_rs v0.7.2 [INFO] [stderr] Downloaded pkg-config v0.3.11 [INFO] [stderr] Downloaded evzht9h3nznqzwl v0.0.3 [INFO] [stderr] Downloaded flate2 v1.0.1 [INFO] [stderr] Downloaded regex v1.0.2 [INFO] [stderr] Downloaded crossbeam v0.3.2 [INFO] [stderr] Downloaded syn v0.14.4 [INFO] [stderr] Downloaded error-chain v0.8.1 [INFO] [stderr] Downloaded census v0.1.1 [INFO] [stderr] Downloaded lazy_static v1.0.2 [INFO] [stderr] Downloaded levenshtein_automata v0.1.1 [INFO] [stderr] Downloaded schannel v0.1.13 [INFO] [stderr] Downloaded bitpacking v0.5.1 [INFO] [stderr] Downloaded downcast v0.9.2 [INFO] [stderr] Downloaded ascii v0.7.1 [INFO] [stderr] Downloaded maplit v0.1.6 [INFO] [stderr] Downloaded regex-syntax v0.6.2 [INFO] [stderr] Downloaded libflate v0.1.16 [INFO] [stderr] Downloaded tokio-threadpool v0.1.5 [INFO] [stderr] Downloaded mio v0.6.15 [INFO] [stderr] Downloaded reqwest v0.8.6 [INFO] [stderr] Downloaded string_cache_codegen v0.4.1 [INFO] [stderr] Downloaded tantivy v0.6.1 [INFO] [stderr] Downloaded flexi_logger v0.9.0 [INFO] [stderr] Downloaded mime_guess v1.8.5 [INFO] [stderr] Downloaded rental v0.5.1 [INFO] [stderr] Downloaded fst-regex v0.2.0 [INFO] [stderr] Downloaded tinysegmenter v0.1.0 [INFO] [stderr] Downloaded rental-impl v0.5.0 [INFO] [stderr] Downloaded owned-read v0.1.0 [INFO] [stderr] Downloaded rust-stemmers v0.1.0 [INFO] [stderr] Downloaded combine v2.5.2 [INFO] [stderr] Downloaded futures v0.1.22 [INFO] [stderr] Downloaded serenity v0.5.4 [INFO] [stderr] Downloaded snap v0.2.4 [INFO] [stderr] Downloaded fst v0.3.0 [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aacbca0edb1c3c88f82201dfa83126cb7bda84972cc6a054fbfceb973e239499 [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" "aacbca0edb1c3c88f82201dfa83126cb7bda84972cc6a054fbfceb973e239499", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aacbca0edb1c3c88f82201dfa83126cb7bda84972cc6a054fbfceb973e239499", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aacbca0edb1c3c88f82201dfa83126cb7bda84972cc6a054fbfceb973e239499", kill_on_drop: false }` [INFO] [stdout] aacbca0edb1c3c88f82201dfa83126cb7bda84972cc6a054fbfceb973e239499 [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 46a3434f481b8ba96f7528545cd3afb451ae2fa8c4d975d67598da8a43d5e7f3 [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" "46a3434f481b8ba96f7528545cd3afb451ae2fa8c4d975d67598da8a43d5e7f3", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v0.1.4 [INFO] [stderr] Compiling cc v1.0.18 [INFO] [stderr] Compiling libc v0.2.42 [INFO] [stderr] Checking futures v0.1.22 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Compiling serde v1.0.70 [INFO] [stderr] Compiling pkg-config v0.3.11 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking safemem v0.2.0 [INFO] [stderr] Checking matches v0.1.6 [INFO] [stderr] Checking siphasher v0.2.2 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Checking unicode-normalization v0.1.7 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking bitflags v0.9.1 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Checking stable_deref_trait v1.1.0 [INFO] [stderr] Checking ucd-util v0.1.1 [INFO] [stderr] Checking typeable v0.1.2 [INFO] [stderr] Checking bitflags v1.0.3 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Checking mac v0.1.1 [INFO] [stderr] Compiling build_const v0.2.1 [INFO] [stderr] Checking rustc-demangle v0.1.8 [INFO] [stderr] Compiling crunchy v0.1.6 [INFO] [stderr] Checking precomputed-hash v0.1.1 [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking take v0.1.0 [INFO] [stderr] Checking smallvec v0.2.1 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking bit-vec v0.4.4 [INFO] [stderr] Checking ascii v0.7.1 [INFO] [stderr] Checking regex-syntax v0.3.9 [INFO] [stderr] Checking utf8-ranges v0.1.3 [INFO] [stderr] Checking downcast v0.9.2 [INFO] [stderr] Checking census v0.1.1 [INFO] [stderr] Checking glob v0.2.11 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking rust-stemmers v0.1.0 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking memchr v2.0.1 [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::() } [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::() } [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::() } [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::() } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking memmap v0.6.2 [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" "46a3434f481b8ba96f7528545cd3afb451ae2fa8c4d975d67598da8a43d5e7f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "46a3434f481b8ba96f7528545cd3afb451ae2fa8c4d975d67598da8a43d5e7f3", kill_on_drop: false }` [INFO] [stdout] 46a3434f481b8ba96f7528545cd3afb451ae2fa8c4d975d67598da8a43d5e7f3