[INFO] fetching crate rusty-wam 0.8.1... [INFO] testing rusty-wam-0.8.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate rusty-wam 0.8.1 into /workspace/builds/worker-107/source [INFO] validating manifest of crates.io crate rusty-wam 0.8.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rusty-wam 0.8.1 [INFO] finished tweaking crates.io crate rusty-wam 0.8.1 [INFO] tweaked toml for crates.io crate rusty-wam 0.8.1 written to /workspace/builds/worker-107/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded lexical-core v0.4.8 [INFO] [stderr] Downloaded lexical v2.2.4 [INFO] [stderr] Downloaded unicode_reader v1.0.2 [INFO] [stderr] Downloaded prolog_parser v0.8.68 [INFO] [stderr] Downloaded downcast v0.9.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fb39374fcac6760171f916e3c72e466f237f9c2e9a378a53a7dec17e08782f32 [INFO] running `Command { std: "docker" "start" "-a" "fb39374fcac6760171f916e3c72e466f237f9c2e9a378a53a7dec17e08782f32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fb39374fcac6760171f916e3c72e466f237f9c2e9a378a53a7dec17e08782f32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb39374fcac6760171f916e3c72e466f237f9c2e9a378a53a7dec17e08782f32", kill_on_drop: false }` [INFO] [stdout] fb39374fcac6760171f916e3c72e466f237f9c2e9a378a53a7dec17e08782f32 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a80c68b661f3bd41b4e3a230c9ff879d112ea599adb9e77ca66aea45f7739861 [INFO] running `Command { std: "docker" "start" "-a" "a80c68b661f3bd41b4e3a230c9ff879d112ea599adb9e77ca66aea45f7739861", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling gmp-mpfr-sys v1.4.7 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling az v1.1.2 [INFO] [stderr] Compiling nodrop v0.1.14 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling rug v1.13.0 [INFO] [stderr] Compiling static_assertions v0.3.4 [INFO] [stderr] Compiling smallvec v1.7.0 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Compiling numtoa v0.1.0 [INFO] [stderr] Compiling downcast v0.9.2 [INFO] [stderr] Compiling unreachable v1.0.0 [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] error: could not compile `downcast` due to 2 previous errors [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] For more information about this error, try `rustc --explain E0034`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "a80c68b661f3bd41b4e3a230c9ff879d112ea599adb9e77ca66aea45f7739861", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a80c68b661f3bd41b4e3a230c9ff879d112ea599adb9e77ca66aea45f7739861", kill_on_drop: false }` [INFO] [stdout] a80c68b661f3bd41b4e3a230c9ff879d112ea599adb9e77ca66aea45f7739861