[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 master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FScetch%2FuWindsorCourseSearchBot" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Scetch/uWindsorCourseSearchBot on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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-12/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ed0f4fa8f1790e296712b84c4fa399ba5c4b21708b0f367b2adc12d162d67cc2 [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" "ed0f4fa8f1790e296712b84c4fa399ba5c4b21708b0f367b2adc12d162d67cc2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ed0f4fa8f1790e296712b84c4fa399ba5c4b21708b0f367b2adc12d162d67cc2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed0f4fa8f1790e296712b84c4fa399ba5c4b21708b0f367b2adc12d162d67cc2", kill_on_drop: false }` [INFO] [stdout] ed0f4fa8f1790e296712b84c4fa399ba5c4b21708b0f367b2adc12d162d67cc2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7a3ff83c021e94dd82a3e1df067b14fb197c398ae33c608cb2d9a5b1609c398f [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" "7a3ff83c021e94dd82a3e1df067b14fb197c398ae33c608cb2d9a5b1609c398f", kill_on_drop: false }` [INFO] [stderr] Checking lazy_static v1.0.2 [INFO] [stderr] Checking futures v0.1.22 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling siphasher v0.2.2 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Compiling pkg-config v0.3.11 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Compiling httparse v1.3.2 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Checking unicode-normalization v0.1.7 [INFO] [stderr] Compiling openssl v0.9.24 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Checking stable_deref_trait v1.1.0 [INFO] [stderr] Checking scoped-tls v0.1.2 [INFO] [stderr] Compiling num-traits v0.2.5 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Checking remove_dir_all v0.5.1 [INFO] [stderr] Checking mac v0.1.1 [INFO] [stderr] Checking typeable v0.1.2 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling crunchy v0.1.6 [INFO] [stderr] Checking precomputed-hash v0.1.1 [INFO] [stderr] Checking try-lock v0.1.0 [INFO] [stderr] Checking utf-8 v0.7.2 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling regex v1.0.2 [INFO] [stderr] Checking bit-vec v0.4.4 [INFO] [stderr] Checking sha1 v0.2.0 [INFO] [stderr] Checking maplit v0.1.6 [INFO] [stderr] Checking ascii v0.7.1 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking crossbeam v0.3.2 [INFO] [stderr] Checking downcast v0.9.2 [INFO] [stderr] Checking rust-stemmers v0.1.0 [INFO] [stderr] Checking census v0.1.1 [INFO] [stderr] Checking rand v0.4.2 [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] [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] Checking num_cpus v1.8.0 [INFO] [stderr] Checking iovec v0.1.2 [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" "7a3ff83c021e94dd82a3e1df067b14fb197c398ae33c608cb2d9a5b1609c398f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a3ff83c021e94dd82a3e1df067b14fb197c398ae33c608cb2d9a5b1609c398f", kill_on_drop: false }` [INFO] [stdout] 7a3ff83c021e94dd82a3e1df067b14fb197c398ae33c608cb2d9a5b1609c398f