[INFO] cloning repository https://github.com/o-hayato/rust-sandbox [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/o-hayato/rust-sandbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fo-hayato%2Frust-sandbox", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fo-hayato%2Frust-sandbox'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 38f5ae227b36335b4b961359c9c06422f34380f9 [INFO] checking o-hayato/rust-sandbox against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fo-hayato%2Frust-sandbox" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/o-hayato/rust-sandbox 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] removed /workspace/builds/worker-5-tc1/source/.cargo/config [INFO] started tweaking git repo https://github.com/o-hayato/rust-sandbox [INFO] finished tweaking git repo https://github.com/o-hayato/rust-sandbox [INFO] tweaked toml for git repo https://github.com/o-hayato/rust-sandbox written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/o-hayato/rust-sandbox already has a lockfile, it will not be regenerated [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] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded query_map v0.5.0 [INFO] [stderr] Downloaded http-serde v1.1.0 [INFO] [stderr] Downloaded aws_lambda_events v0.6.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 42790c2de02c65c7085c62b5c4364f32e7b20b6dd393823d0028d4cd9084a4b1 [INFO] running `Command { std: "docker" "start" "-a" "42790c2de02c65c7085c62b5c4364f32e7b20b6dd393823d0028d4cd9084a4b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "42790c2de02c65c7085c62b5c4364f32e7b20b6dd393823d0028d4cd9084a4b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42790c2de02c65c7085c62b5c4364f32e7b20b6dd393823d0028d4cd9084a4b1", kill_on_drop: false }` [INFO] [stdout] 42790c2de02c65c7085c62b5c4364f32e7b20b6dd393823d0028d4cd9084a4b1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 302c05c45918f3d27e123e8452e731df27ac0bf2859f5be5d8907af18ef5972d [INFO] running `Command { std: "docker" "start" "-a" "302c05c45918f3d27e123e8452e731df27ac0bf2859f5be5d8907af18ef5972d", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking tracing-core v0.1.28 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Compiling httparse v1.7.1 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Checking tower-service v0.3.2 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking httpdate v1.0.2 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking mio v0.8.4 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking getrandom v0.2.7 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking hashbrown v0.12.1 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking tower-layer v0.3.1 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking sharded-slab v0.1.4 [INFO] [stderr] Checking hdrhistogram v7.5.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking add-one v0.1.0 (/opt/rustwide/workdir/add-one) [INFO] [stderr] Checking thread_local v1.1.4 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking minigrep v0.1.0 (/opt/rustwide/workdir/minigrep) [INFO] [stderr] Checking adder v0.1.0 (/opt/rustwide/workdir/adder) [INFO] [stderr] Checking closures-iterators v0.1.0 (/opt/rustwide/workdir/closures-iterators) [INFO] [stdout] warning: function `simulated_expensive_calculation` is never used [INFO] [stdout] --> closures-iterators/src/main.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn simulated_expensive_calculation(intensity: u32) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking xtask v0.1.0 (/opt/rustwide/workdir/xtask) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `simulated_expensive_calculation` is never used [INFO] [stdout] --> closures-iterators/src/main.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn simulated_expensive_calculation(intensity: u32) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tracing-subscriber v0.3.11 [INFO] [stderr] Compiling tokio-macros v1.8.0 [INFO] [stderr] Compiling tracing-attributes v0.1.21 [INFO] [stderr] Compiling pin-project-internal v1.0.10 [INFO] [stderr] Compiling async-stream-impl v0.3.3 [INFO] [stderr] Checking async-stream v0.3.3 [INFO] [stderr] Checking pin-project v1.0.10 [INFO] [stderr] Checking tracing v0.1.35 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking query_map v0.5.0 [INFO] [stderr] Checking http v0.2.8 [INFO] [stderr] Checking tokio v1.19.2 [INFO] [stderr] Checking http-body v0.4.5 [INFO] [stderr] Checking http-serde v1.1.0 [INFO] [stderr] Checking aws_lambda_events v0.6.3 [INFO] [stderr] Checking hyper v0.14.19 [INFO] [stderr] Checking tokio-util v0.7.3 [INFO] [stderr] Checking tokio-stream v0.1.9 [INFO] [stderr] Checking tower v0.4.13 [INFO] [stderr] Checking lambda_runtime_api_client v0.5.0 [INFO] [stderr] Checking lambda_runtime v0.5.1 [INFO] [stderr] Checking aws-lambda-sample v0.1.0 (/opt/rustwide/workdir/aws-lambda-sample) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.35s [INFO] running `Command { std: "docker" "inspect" "302c05c45918f3d27e123e8452e731df27ac0bf2859f5be5d8907af18ef5972d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "302c05c45918f3d27e123e8452e731df27ac0bf2859f5be5d8907af18ef5972d", kill_on_drop: false }` [INFO] [stdout] 302c05c45918f3d27e123e8452e731df27ac0bf2859f5be5d8907af18ef5972d [INFO] checking o-hayato/rust-sandbox against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fo-hayato%2Frust-sandbox" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/o-hayato/rust-sandbox 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] removed /workspace/builds/worker-5-tc2/source/.cargo/config [INFO] started tweaking git repo https://github.com/o-hayato/rust-sandbox [INFO] finished tweaking git repo https://github.com/o-hayato/rust-sandbox [INFO] tweaked toml for git repo https://github.com/o-hayato/rust-sandbox written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/o-hayato/rust-sandbox already has a lockfile, it will not be regenerated [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] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e3328d74c911cba98cd237f3c70ebae2176659f8533ef4a714bc443de8fe3847 [INFO] running `Command { std: "docker" "start" "-a" "e3328d74c911cba98cd237f3c70ebae2176659f8533ef4a714bc443de8fe3847", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e3328d74c911cba98cd237f3c70ebae2176659f8533ef4a714bc443de8fe3847", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3328d74c911cba98cd237f3c70ebae2176659f8533ef4a714bc443de8fe3847", kill_on_drop: false }` [INFO] [stdout] e3328d74c911cba98cd237f3c70ebae2176659f8533ef4a714bc443de8fe3847 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 6606bc9684f627bc3927fa3728573c58c81c02e18dde5b211a56174989da6f29 [INFO] running `Command { std: "docker" "start" "-a" "6606bc9684f627bc3927fa3728573c58c81c02e18dde5b211a56174989da6f29", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking tracing-core v0.1.28 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Compiling httparse v1.7.1 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Checking tower-service v0.3.2 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking mio v0.8.4 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking getrandom v0.2.7 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking hashbrown v0.12.1 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking httpdate v1.0.2 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking tower-layer v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking hdrhistogram v7.5.0 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking slab v0.4.6 [INFO] [stderr] Checking add-one v0.1.0 (/opt/rustwide/workdir/add-one) [INFO] [stderr] Checking sharded-slab v0.1.4 [INFO] [stderr] Checking thread_local v1.1.4 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking minigrep v0.1.0 (/opt/rustwide/workdir/minigrep) [INFO] [stderr] Checking adder v0.1.0 (/opt/rustwide/workdir/adder) [INFO] [stderr] Checking xtask v0.1.0 (/opt/rustwide/workdir/xtask) [INFO] [stderr] Checking closures-iterators v0.1.0 (/opt/rustwide/workdir/closures-iterators) [INFO] [stdout] warning: function `simulated_expensive_calculation` is never used [INFO] [stdout] --> closures-iterators/src/main.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn simulated_expensive_calculation(intensity: u32) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> xtask/src/main.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | Err("cargo fmt failed")?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 41 | Err::("cargo fmt failed")?; [INFO] [stdout] | +++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> xtask/src/main.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 55 | Err("cargo fix failed")?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 55 | Err::("cargo fix failed")?; [INFO] [stdout] | +++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> xtask/src/main.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | Err("cargo clippy failed")?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 69 | Err::("cargo clippy failed")?; [INFO] [stdout] | +++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 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 `xtask` (bin "xtask") due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: function `simulated_expensive_calculation` is never used [INFO] [stdout] --> closures-iterators/src/main.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn simulated_expensive_calculation(intensity: u32) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6606bc9684f627bc3927fa3728573c58c81c02e18dde5b211a56174989da6f29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6606bc9684f627bc3927fa3728573c58c81c02e18dde5b211a56174989da6f29", kill_on_drop: false }` [INFO] [stdout] 6606bc9684f627bc3927fa3728573c58c81c02e18dde5b211a56174989da6f29