[INFO] cloning repository https://github.com/geethika1129/Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/geethika1129/Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeethika1129%2FRust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeethika1129%2FRust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b518269581d894aa8efb5442e1c0b1a3c0d243df [INFO] checking geethika1129/Rust against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeethika1129%2FRust" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/geethika1129/Rust on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/geethika1129/Rust [INFO] finished tweaking git repo https://github.com/geethika1129/Rust [INFO] tweaked toml for git repo https://github.com/geethika1129/Rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/geethika1129/Rust 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 122 packages [INFO] [stderr] Adding addr2line v0.21.0 [INFO] [stderr] Adding adler v1.0.2 [INFO] [stderr] Adding autocfg v1.2.0 [INFO] [stderr] Adding backtrace v0.3.71 [INFO] [stderr] Adding base64 v0.21.7 (latest: v0.22.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding bitflags v2.5.0 [INFO] [stderr] Adding bumpalo v3.15.4 [INFO] [stderr] Adding bytes v1.6.0 [INFO] [stderr] Adding cc v1.0.90 [INFO] [stderr] Adding cfg-if v1.0.0 [INFO] [stderr] Adding core-foundation v0.9.4 [INFO] [stderr] Adding core-foundation-sys v0.8.6 [INFO] [stderr] Adding encoding_rs v0.8.33 [INFO] [stderr] Adding equivalent v1.0.1 [INFO] [stderr] Adding errno v0.3.8 [INFO] [stderr] Adding fastrand v2.0.2 [INFO] [stderr] Adding fnv v1.0.7 [INFO] [stderr] Adding foreign-types v0.3.2 (latest: v0.5.0) [INFO] [stderr] Adding foreign-types-shared v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding form_urlencoded v1.2.1 [INFO] [stderr] Adding futures-channel v0.3.30 [INFO] [stderr] Adding futures-core v0.3.30 [INFO] [stderr] Adding futures-sink v0.3.30 [INFO] [stderr] Adding futures-task v0.3.30 [INFO] [stderr] Adding futures-util v0.3.30 [INFO] [stderr] Adding gimli v0.28.1 [INFO] [stderr] Adding h2 v0.3.26 (latest: v0.4.4) [INFO] [stderr] Adding hashbrown v0.14.3 [INFO] [stderr] Adding http v0.2.12 (latest: v1.1.0) [INFO] [stderr] Adding http-body v0.4.6 (latest: v1.0.0) [INFO] [stderr] Adding httparse v1.8.0 [INFO] [stderr] Adding httpdate v1.0.3 [INFO] [stderr] Adding hyper v0.14.28 (latest: v1.2.0) [INFO] [stderr] Adding hyper-tls v0.5.0 (latest: v0.6.0) [INFO] [stderr] Adding idna v0.5.0 [INFO] [stderr] Adding indexmap v2.2.6 [INFO] [stderr] Adding ipnet v2.9.0 [INFO] [stderr] Adding itoa v1.0.11 [INFO] [stderr] Adding js-sys v0.3.69 [INFO] [stderr] Adding lazy_static v1.4.0 [INFO] [stderr] Adding libc v0.2.153 [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding log v0.4.21 [INFO] [stderr] Adding memchr v2.7.2 [INFO] [stderr] Adding mime v0.3.17 [INFO] [stderr] Adding miniz_oxide v0.7.2 [INFO] [stderr] Adding mio v0.8.11 [INFO] [stderr] Adding native-tls v0.2.11 [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding once_cell v1.19.0 [INFO] [stderr] Adding openssl v0.10.64 [INFO] [stderr] Adding openssl-macros v0.1.1 [INFO] [stderr] Adding openssl-probe v0.1.5 [INFO] [stderr] Adding openssl-sys v0.9.102 [INFO] [stderr] Adding percent-encoding v2.3.1 [INFO] [stderr] Adding pin-project-lite v0.2.14 [INFO] [stderr] Adding pin-utils v0.1.0 [INFO] [stderr] Adding pkg-config v0.3.30 [INFO] [stderr] Adding proc-macro2 v1.0.79 [INFO] [stderr] Adding quote v1.0.35 [INFO] [stderr] Adding reqwest v0.11.27 (latest: v0.12.3) [INFO] [stderr] Adding rustc-demangle v0.1.23 [INFO] [stderr] Adding rustix v0.38.32 [INFO] [stderr] Adding rustls-pemfile v1.0.4 (latest: v2.1.1) [INFO] [stderr] Adding ryu v1.0.17 [INFO] [stderr] Adding schannel v0.1.23 [INFO] [stderr] Adding security-framework v2.10.0 [INFO] [stderr] Adding security-framework-sys v2.10.0 [INFO] [stderr] Adding serde v1.0.197 [INFO] [stderr] Adding serde_derive v1.0.197 [INFO] [stderr] Adding serde_json v1.0.115 [INFO] [stderr] Adding serde_urlencoded v0.7.1 [INFO] [stderr] Adding slab v0.4.9 [INFO] [stderr] Adding socket2 v0.5.6 [INFO] [stderr] Adding syn v2.0.58 [INFO] [stderr] Adding sync_wrapper v0.1.2 (latest: v1.0.0) [INFO] [stderr] Adding system-configuration v0.5.1 (latest: v0.6.0) [INFO] [stderr] Adding system-configuration-sys v0.5.0 (latest: v0.6.0) [INFO] [stderr] Adding tempfile v3.10.1 [INFO] [stderr] Adding tinyvec v1.6.0 [INFO] [stderr] Adding tinyvec_macros v0.1.1 [INFO] [stderr] Adding tokio v1.37.0 [INFO] [stderr] Adding tokio-native-tls v0.3.1 [INFO] [stderr] Adding tokio-util v0.7.10 [INFO] [stderr] Adding tower-service v0.3.2 [INFO] [stderr] Adding tracing v0.1.40 [INFO] [stderr] Adding tracing-core v0.1.32 [INFO] [stderr] Adding try-lock v0.2.5 [INFO] [stderr] Adding unicode-bidi v0.3.15 [INFO] [stderr] Adding unicode-ident v1.0.12 [INFO] [stderr] Adding unicode-normalization v0.1.23 [INFO] [stderr] Adding url v2.5.0 [INFO] [stderr] Adding vcpkg v0.2.15 [INFO] [stderr] Adding want v0.3.1 [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding wasm-bindgen v0.2.92 [INFO] [stderr] Adding wasm-bindgen-backend v0.2.92 [INFO] [stderr] Adding wasm-bindgen-futures v0.4.42 [INFO] [stderr] Adding wasm-bindgen-macro v0.2.92 [INFO] [stderr] Adding wasm-bindgen-macro-support v0.2.92 [INFO] [stderr] Adding wasm-bindgen-shared v0.2.92 [INFO] [stderr] Adding web-sys v0.3.69 [INFO] [stderr] Adding windows-sys v0.48.0 (latest: v0.52.0) [INFO] [stderr] Adding windows-sys v0.52.0 [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows-targets v0.52.4 [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.52.4 [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.52.4 [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.52.4 [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.52.4 [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.52.4 [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.52.4 [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.52.4 [INFO] [stderr] Adding winreg v0.50.0 (latest: v0.52.0) [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 687e4b1a75585d53e1574eec1a02db7e34cca0560c6c26125bdf0aeb01b24ebf [INFO] running `Command { std: "docker" "start" "-a" "687e4b1a75585d53e1574eec1a02db7e34cca0560c6c26125bdf0aeb01b24ebf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "687e4b1a75585d53e1574eec1a02db7e34cca0560c6c26125bdf0aeb01b24ebf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "687e4b1a75585d53e1574eec1a02db7e34cca0560c6c26125bdf0aeb01b24ebf", kill_on_drop: false }` [INFO] [stdout] 687e4b1a75585d53e1574eec1a02db7e34cca0560c6c26125bdf0aeb01b24ebf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 88b8397aa29db4dec9fdfd4301565a8d914899e3ec5c207c0a4ec412a33d7b67 [INFO] running `Command { std: "docker" "start" "-a" "88b8397aa29db4dec9fdfd4301565a8d914899e3ec5c207c0a4ec412a33d7b67", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Checking pin-project-lite v0.2.14 [INFO] [stderr] Compiling cc v1.0.90 [INFO] [stderr] Checking bytes v1.6.0 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Compiling autocfg v1.2.0 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking bitflags v2.5.0 [INFO] [stderr] Checking indexmap v2.2.6 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking url v2.5.0 [INFO] [stderr] Checking ipnet v2.9.0 [INFO] [stderr] Checking sync_wrapper v0.1.2 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking http v0.2.12 [INFO] [stderr] Compiling openssl-sys v0.9.102 [INFO] [stderr] Checking socket2 v0.5.6 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking http-body v0.4.6 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Compiling openssl v0.10.64 [INFO] [stderr] Compiling native-tls v0.2.11 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking h2 v0.3.26 [INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking hyper v0.14.28 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking reqwest v0.11.27 [INFO] [stderr] Checking temp v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | _=>println!("all elements are ignored"), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/main.rs:92:10 [INFO] [stdout] | [INFO] [stdout] 92 | [x,y,z,a,b]=>println!("y is {y}"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `z` [INFO] [stdout] --> src/main.rs:92:14 [INFO] [stdout] | [INFO] [stdout] 92 | [x,y,z,a,b]=>println!("y is {y}"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_z` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/main.rs:92:16 [INFO] [stdout] | [INFO] [stdout] 92 | [x,y,z,a,b]=>println!("y is {y}"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | _=>println!("all elements are ignored"), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/main.rs:92:10 [INFO] [stdout] | [INFO] [stdout] 92 | [x,y,z,a,b]=>println!("y is {y}"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `z` [INFO] [stdout] --> src/main.rs:92:14 [INFO] [stdout] | [INFO] [stdout] 92 | [x,y,z,a,b]=>println!("y is {y}"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_z` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/main.rs:92:16 [INFO] [stdout] | [INFO] [stdout] 92 | [x,y,z,a,b]=>println!("y is {y}"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/main.rs:92:18 [INFO] [stdout] | [INFO] [stdout] 92 | [x,y,z,a,b]=>println!("y is {y}"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:96:9 [INFO] [stdout] | [INFO] [stdout] 96 | let mut r=&k; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/main.rs:92:18 [INFO] [stdout] | [INFO] [stdout] 92 | [x,y,z,a,b]=>println!("y is {y}"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:108:9 [INFO] [stdout] | [INFO] [stdout] 108 | let mut peter=Person{ [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Point` is never constructed [INFO] [stdout] --> src/main.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | struct Point(i32,i32); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Right` is never constructed [INFO] [stdout] --> src/main.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 25 | enum Direction{ [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] 26 | Left, [INFO] [stdout] 27 | Right, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Direction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | Run(Direction), // Tuple variant [INFO] [stdout] | --- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 33 | Run(()), // Tuple variant [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Pass` and `Teleport` are never constructed [INFO] [stdout] --> src/main.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 31 | enum PlayerMove { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] 32 | Pass, // Simple variant [INFO] [stdout] | ^^^^ [INFO] [stdout] 33 | Run(Direction), // Tuple variant [INFO] [stdout] 34 | Teleport {x : u32, y: u32 }, // Struct variant [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PlayerMove` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/main.rs:133:8 [INFO] [stdout] | [INFO] [stdout] 133 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:96:9 [INFO] [stdout] | [INFO] [stdout] 96 | let mut r=&k; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:108:9 [INFO] [stdout] | [INFO] [stdout] 108 | let mut peter=Person{ [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Point` is never constructed [INFO] [stdout] --> src/main.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | struct Point(i32,i32); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Right` is never constructed [INFO] [stdout] --> src/main.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 25 | enum Direction{ [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] 26 | Left, [INFO] [stdout] 27 | Right, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Direction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | Run(Direction), // Tuple variant [INFO] [stdout] | --- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 33 | Run(()), // Tuple variant [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Pass` and `Teleport` are never constructed [INFO] [stdout] --> src/main.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 31 | enum PlayerMove { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] 32 | Pass, // Simple variant [INFO] [stdout] | ^^^^ [INFO] [stdout] 33 | Run(Direction), // Tuple variant [INFO] [stdout] 34 | Teleport {x : u32, y: u32 }, // Struct variant [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PlayerMove` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.07s [INFO] running `Command { std: "docker" "inspect" "88b8397aa29db4dec9fdfd4301565a8d914899e3ec5c207c0a4ec412a33d7b67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88b8397aa29db4dec9fdfd4301565a8d914899e3ec5c207c0a4ec412a33d7b67", kill_on_drop: false }` [INFO] [stdout] 88b8397aa29db4dec9fdfd4301565a8d914899e3ec5c207c0a4ec412a33d7b67 [INFO] checking geethika1129/Rust against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgeethika1129%2FRust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/geethika1129/Rust on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/geethika1129/Rust [INFO] finished tweaking git repo https://github.com/geethika1129/Rust [INFO] tweaked toml for git repo https://github.com/geethika1129/Rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/geethika1129/Rust 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dea2c4be9d949d2ee42501bc0bf963a72b464c3f00e3daeeddd052fe0f028606 [INFO] running `Command { std: "docker" "start" "-a" "dea2c4be9d949d2ee42501bc0bf963a72b464c3f00e3daeeddd052fe0f028606", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dea2c4be9d949d2ee42501bc0bf963a72b464c3f00e3daeeddd052fe0f028606", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dea2c4be9d949d2ee42501bc0bf963a72b464c3f00e3daeeddd052fe0f028606", kill_on_drop: false }` [INFO] [stdout] dea2c4be9d949d2ee42501bc0bf963a72b464c3f00e3daeeddd052fe0f028606 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 348644609cd4372d73b6732f1e1395d6f1d886caa88a23584527a9a02b9af144 [INFO] running `Command { std: "docker" "start" "-a" "348644609cd4372d73b6732f1e1395d6f1d886caa88a23584527a9a02b9af144", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling cc v1.0.90 [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Checking pin-project-lite v0.2.14 [INFO] [stderr] Checking bytes v1.6.0 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Compiling autocfg v1.2.0 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking bitflags v2.5.0 [INFO] [stderr] Checking indexmap v2.2.6 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking url v2.5.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking http v0.2.12 [INFO] [stderr] Compiling openssl-sys v0.9.102 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking socket2 v0.5.6 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Checking http-body v0.4.6 [INFO] [stderr] Compiling openssl v0.10.64 [INFO] [stderr] Compiling native-tls v0.2.11 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking h2 v0.3.26 [INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking hyper v0.14.28 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking reqwest v0.11.27 [INFO] [stderr] Checking temp v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | _=>println!("all elements are ignored"), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/main.rs:92:10 [INFO] [stdout] | [INFO] [stdout] 92 | [x,y,z,a,b]=>println!("y is {y}"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `z` [INFO] [stdout] --> src/main.rs:92:14 [INFO] [stdout] | [INFO] [stdout] 92 | [x,y,z,a,b]=>println!("y is {y}"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_z` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/main.rs:92:16 [INFO] [stdout] | [INFO] [stdout] 92 | [x,y,z,a,b]=>println!("y is {y}"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/main.rs:92:18 [INFO] [stdout] | [INFO] [stdout] 92 | [x,y,z,a,b]=>println!("y is {y}"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:96:9 [INFO] [stdout] | [INFO] [stdout] 96 | let mut r=&k; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:108:9 [INFO] [stdout] | [INFO] [stdout] 108 | let mut peter=Person{ [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Point` is never constructed [INFO] [stdout] --> src/main.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | struct Point(i32,i32); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Right` is never constructed [INFO] [stdout] --> src/main.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 25 | enum Direction{ [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] 26 | Left, [INFO] [stdout] 27 | Right, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Direction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | Run(Direction), // Tuple variant [INFO] [stdout] | --- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 33 | Run(()), // Tuple variant [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Pass` and `Teleport` are never constructed [INFO] [stdout] --> src/main.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 31 | enum PlayerMove { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] 32 | Pass, // Simple variant [INFO] [stdout] | ^^^^ [INFO] [stdout] 33 | Run(Direction), // Tuple variant [INFO] [stdout] 34 | Teleport {x : u32, y: u32 }, // Struct variant [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PlayerMove` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/main.rs:133:8 [INFO] [stdout] | [INFO] [stdout] 133 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | _=>println!("all elements are ignored"), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/main.rs:92:10 [INFO] [stdout] | [INFO] [stdout] 92 | [x,y,z,a,b]=>println!("y is {y}"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `z` [INFO] [stdout] --> src/main.rs:92:14 [INFO] [stdout] | [INFO] [stdout] 92 | [x,y,z,a,b]=>println!("y is {y}"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_z` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/main.rs:92:16 [INFO] [stdout] | [INFO] [stdout] 92 | [x,y,z,a,b]=>println!("y is {y}"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/main.rs:92:18 [INFO] [stdout] | [INFO] [stdout] 92 | [x,y,z,a,b]=>println!("y is {y}"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:96:9 [INFO] [stdout] | [INFO] [stdout] 96 | let mut r=&k; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:108:9 [INFO] [stdout] | [INFO] [stdout] 108 | let mut peter=Person{ [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Point` is never constructed [INFO] [stdout] --> src/main.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | struct Point(i32,i32); [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Right` is never constructed [INFO] [stdout] --> src/main.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 25 | enum Direction{ [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] 26 | Left, [INFO] [stdout] 27 | Right, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Direction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | Run(Direction), // Tuple variant [INFO] [stdout] | --- ^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 33 | Run(()), // Tuple variant [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Pass` and `Teleport` are never constructed [INFO] [stdout] --> src/main.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 31 | enum PlayerMove { [INFO] [stdout] | ---------- variants in this enum [INFO] [stdout] 32 | Pass, // Simple variant [INFO] [stdout] | ^^^^ [INFO] [stdout] 33 | Run(Direction), // Tuple variant [INFO] [stdout] 34 | Teleport {x : u32, y: u32 }, // Struct variant [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PlayerMove` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.72s [INFO] running `Command { std: "docker" "inspect" "348644609cd4372d73b6732f1e1395d6f1d886caa88a23584527a9a02b9af144", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "348644609cd4372d73b6732f1e1395d6f1d886caa88a23584527a9a02b9af144", kill_on_drop: false }` [INFO] [stdout] 348644609cd4372d73b6732f1e1395d6f1d886caa88a23584527a9a02b9af144