[INFO] fetching crate embedded-svc 0.26.4... [INFO] checking embedded-svc-0.26.4 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate embedded-svc 0.26.4 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate embedded-svc 0.26.4 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate embedded-svc 0.26.4 [INFO] finished tweaking crates.io crate embedded-svc 0.26.4 [INFO] tweaked toml for crates.io crate embedded-svc 0.26.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 57 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding embedded-hal v1.0.0-rc.1 (latest: v1.0.0) [INFO] [stderr] Adding embedded-hal-async v1.0.0-rc.1 (latest: v1.0.0) [INFO] [stderr] Adding hash32 v0.2.1 (latest: v0.3.1) [INFO] [stderr] Adding heapless v0.7.17 (latest: v0.8.0) [INFO] [stderr] Adding heck v0.4.1 (latest: v0.5.0) [INFO] [stderr] Adding no-std-net v0.5.0 (latest: v0.6.0) [INFO] [stderr] Adding strum v0.25.0 (latest: v0.26.2) [INFO] [stderr] Adding strum_macros v0.25.3 (latest: v0.26.2) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding toml_edit v0.21.1 (latest: v0.22.9) [INFO] [stderr] Adding winnow v0.5.40 (latest: v0.6.5) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded no-std-net v0.5.0 [INFO] [stderr] Downloaded embedded-io-async v0.6.1 [INFO] [stderr] Downloaded embedded-hal v1.0.0-rc.1 [INFO] [stderr] Downloaded embedded-hal-async v1.0.0-rc.1 [INFO] [stderr] Downloaded embedded-io v0.6.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 55585d6070e8c05d9bf8a8d861e98dc1b3ed172ca3d5d29af6513eea235262d2 [INFO] running `Command { std: "docker" "start" "-a" "55585d6070e8c05d9bf8a8d861e98dc1b3ed172ca3d5d29af6513eea235262d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "55585d6070e8c05d9bf8a8d861e98dc1b3ed172ca3d5d29af6513eea235262d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "55585d6070e8c05d9bf8a8d861e98dc1b3ed172ca3d5d29af6513eea235262d2", kill_on_drop: false }` [INFO] [stdout] 55585d6070e8c05d9bf8a8d861e98dc1b3ed172ca3d5d29af6513eea235262d2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 66cbd42cc03e017452b030e3a31dd0e954dc11adf233c2f78bb409229ef4fc07 [INFO] running `Command { std: "docker" "start" "-a" "66cbd42cc03e017452b030e3a31dd0e954dc11adf233c2f78bb409229ef4fc07", kill_on_drop: false }` [INFO] [stderr] Compiling semver v1.0.22 [INFO] [stderr] Compiling hashbrown v0.14.3 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling toml_datetime v0.6.5 [INFO] [stderr] Compiling rustversion v1.0.14 [INFO] [stderr] Compiling winnow v0.5.40 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Checking hash32 v0.2.1 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking atomic-waker v1.1.2 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking embedded-io v0.6.1 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling indexmap v2.2.6 [INFO] [stderr] Compiling heapless v0.7.17 [INFO] [stderr] Compiling toml_edit v0.21.1 [INFO] [stderr] Compiling darling_core v0.20.8 [INFO] [stderr] Compiling proc-macro-crate v3.1.0 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling strum_macros v0.25.3 [INFO] [stderr] Compiling num_enum_derive v0.7.2 [INFO] [stderr] Compiling darling_macro v0.20.8 [INFO] [stderr] Checking num_enum v0.7.2 [INFO] [stderr] Checking strum v0.25.0 [INFO] [stderr] Compiling darling v0.20.8 [INFO] [stderr] Compiling enumset_derive v0.8.1 [INFO] [stderr] Checking no-std-net v0.5.0 [INFO] [stderr] Checking enumset v1.1.3 [INFO] [stderr] Checking embedded-svc v0.26.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/event_bus.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use core::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/event_bus.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use core::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/timer.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use core::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/utils/asyncify/timer.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use core::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `heapless` is imported redundantly [INFO] [stdout] --> src/utils/asyncify/ws.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | use heapless; [INFO] [stdout] | ^^^^^^^^ the item `heapless` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/utils/asyncify.rs:108:9 [INFO] [stdout] | [INFO] [stdout] 108 | use alloc::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/utils/http.rs:191:28 [INFO] [stdout] | [INFO] [stdout] 191 | use core::iter::{self, Iterator}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/timer.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use core::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> src/utils/asyncify/timer.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use core::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `heapless` is imported redundantly [INFO] [stdout] --> src/utils/asyncify/ws.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | use heapless; [INFO] [stdout] | ^^^^^^^^ the item `heapless` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/utils/asyncify.rs:108:9 [INFO] [stdout] | [INFO] [stdout] 108 | use alloc::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/utils/http.rs:191:28 [INFO] [stdout] | [INFO] [stdout] 191 | use core::iter::{self, Iterator}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.84s [INFO] running `Command { std: "docker" "inspect" "66cbd42cc03e017452b030e3a31dd0e954dc11adf233c2f78bb409229ef4fc07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "66cbd42cc03e017452b030e3a31dd0e954dc11adf233c2f78bb409229ef4fc07", kill_on_drop: false }` [INFO] [stdout] 66cbd42cc03e017452b030e3a31dd0e954dc11adf233c2f78bb409229ef4fc07 [INFO] checking embedded-svc-0.26.4 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate embedded-svc 0.26.4 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate embedded-svc 0.26.4 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate embedded-svc 0.26.4 [INFO] finished tweaking crates.io crate embedded-svc 0.26.4 [INFO] tweaked toml for crates.io crate embedded-svc 0.26.4 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 591dc1e56f3f86bd52563982cd7d08c25bcdeac396397f01ff7598e84a087a35 [INFO] running `Command { std: "docker" "start" "-a" "591dc1e56f3f86bd52563982cd7d08c25bcdeac396397f01ff7598e84a087a35", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "591dc1e56f3f86bd52563982cd7d08c25bcdeac396397f01ff7598e84a087a35", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "591dc1e56f3f86bd52563982cd7d08c25bcdeac396397f01ff7598e84a087a35", kill_on_drop: false }` [INFO] [stdout] 591dc1e56f3f86bd52563982cd7d08c25bcdeac396397f01ff7598e84a087a35 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9d72c6892c0b146fea5473dc0d5150b2b4349195e81348c6528f3cb4ada34ca6 [INFO] running `Command { std: "docker" "start" "-a" "9d72c6892c0b146fea5473dc0d5150b2b4349195e81348c6528f3cb4ada34ca6", kill_on_drop: false }` [INFO] [stderr] Compiling semver v1.0.22 [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling hashbrown v0.14.3 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling toml_datetime v0.6.5 [INFO] [stderr] Compiling winnow v0.5.40 [INFO] [stderr] Compiling rustversion v1.0.14 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking embedded-io v0.6.1 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Checking hash32 v0.2.1 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking atomic-waker v1.1.2 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Compiling indexmap v2.2.6 [INFO] [stderr] Compiling heapless v0.7.17 [INFO] [stderr] Compiling toml_edit v0.21.1 [INFO] [stderr] Compiling darling_core v0.20.8 [INFO] [stderr] Compiling proc-macro-crate v3.1.0 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling num_enum_derive v0.7.2 [INFO] [stderr] Compiling strum_macros v0.25.3 [INFO] [stderr] Compiling darling_macro v0.20.8 [INFO] [stderr] Checking num_enum v0.7.2 [INFO] [stderr] Checking strum v0.25.0 [INFO] [stderr] Compiling darling v0.20.8 [INFO] [stderr] Compiling enumset_derive v0.8.1 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/enumset_derive-0.8.1/src/lib.rs:212:21 [INFO] [stdout] | [INFO] [stdout] 212 | error(expr.span(), "Enum discriminants must not be negative.")?; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type for type parameter `T` declared on the function `error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/enumset_derive-0.8.1/src/lib.rs:283:13 [INFO] [stdout] | [INFO] [stdout] 283 | / error( [INFO] [stdout] 284 | | largest_discriminant_span, [INFO] [stdout] 285 | | "`repr` is too small to contain the largest discriminant.", [INFO] [stdout] 286 | | )?; [INFO] [stdout] | |_____________^ cannot infer type for type parameter `T` declared on the function `error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `enumset_derive` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "9d72c6892c0b146fea5473dc0d5150b2b4349195e81348c6528f3cb4ada34ca6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d72c6892c0b146fea5473dc0d5150b2b4349195e81348c6528f3cb4ada34ca6", kill_on_drop: false }` [INFO] [stdout] 9d72c6892c0b146fea5473dc0d5150b2b4349195e81348c6528f3cb4ada34ca6