[INFO] cloning repository https://github.com/skliz4rel/rust_proj [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/skliz4rel/rust_proj" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskliz4rel%2Frust_proj", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskliz4rel%2Frust_proj'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 138ba9cae010e40bd1afdf4464f6bef055d0cb19 [INFO] checking skliz4rel/rust_proj against master#12f35ad39ed3e39df4d953c46d4f6cc6c82adc96 for pr-155299-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskliz4rel%2Frust_proj" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/skliz4rel/rust_proj [INFO] finished tweaking git repo https://github.com/skliz4rel/rust_proj [INFO] tweaked toml for git repo https://github.com/skliz4rel/rust_proj written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/skliz4rel/rust_proj on toolchain 12f35ad39ed3e39df4d953c46d4f6cc6c82adc96 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+12f35ad39ed3e39df4d953c46d4f6cc6c82adc96" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/skliz4rel/rust_proj 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" "+12f35ad39ed3e39df4d953c46d4f6cc6c82adc96" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded signal-hook-registry v1.4.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+12f35ad39ed3e39df4d953c46d4f6cc6c82adc96" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aed87d056bd8aa26864f7dab80b730ff6dc5d091a96f1ba35a009a377e4cc287 [INFO] running `Command { std: "docker" "start" "-a" "aed87d056bd8aa26864f7dab80b730ff6dc5d091a96f1ba35a009a377e4cc287", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aed87d056bd8aa26864f7dab80b730ff6dc5d091a96f1ba35a009a377e4cc287", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aed87d056bd8aa26864f7dab80b730ff6dc5d091a96f1ba35a009a377e4cc287", kill_on_drop: false }` [INFO] [stdout] aed87d056bd8aa26864f7dab80b730ff6dc5d091a96f1ba35a009a377e4cc287 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+12f35ad39ed3e39df4d953c46d4f6cc6c82adc96" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a929f70fa00ce87a7ea3e2e3fed2c70c933ee96810316e484c823bb3875e7734 [INFO] running `Command { std: "docker" "start" "-a" "a929f70fa00ce87a7ea3e2e3fed2c70c933ee96810316e484c823bb3875e7734", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.178 [INFO] [stderr] Compiling proc-macro2 v1.0.103 [INFO] [stderr] Compiling quote v1.0.42 [INFO] [stderr] Compiling zerocopy v0.8.31 [INFO] [stderr] Compiling unicode-ident v1.0.22 [INFO] [stderr] Checking smallvec v1.15.1 [INFO] [stderr] Checking bytes v1.11.0 [INFO] [stderr] Checking iana-time-zone v0.1.64 [INFO] [stderr] Checking chrono v0.4.42 [INFO] [stderr] Compiling syn v2.0.111 [INFO] [stderr] Checking getrandom v0.3.4 [INFO] [stderr] Checking parking_lot_core v0.9.12 [INFO] [stderr] Checking signal-hook-registry v1.4.7 [INFO] [stderr] Checking socket2 v0.6.1 [INFO] [stderr] Checking mio v1.1.1 [INFO] [stderr] Checking rand_core v0.9.3 [INFO] [stderr] Checking parking_lot v0.12.5 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking rand_chacha v0.9.0 [INFO] [stderr] Checking rand v0.9.2 [INFO] [stderr] Compiling tokio-macros v2.6.0 [INFO] [stderr] Checking tokio v1.48.0 [INFO] [stderr] Checking rust_proj v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | let mut name: String = String::from("Jide Akindejoye"); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/main.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | let a: u32 = 19; //This is immutable. all rust variables are immutable by default [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/main.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | let mut name: String = String::from("Jide Akindejoye"); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `do_mutability` is never used [INFO] [stdout] --> src/main.rs:68:4 [INFO] [stdout] | [INFO] [stdout] 68 | fn do_mutability() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `newStr` should have a snake case name [INFO] [stdout] --> src/main.rs:54:13 [INFO] [stdout] | [INFO] [stdout] 54 | let mut newStr: String = String::new(); [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `new_str` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | let mut name: String = String::from("Jide Akindejoye"); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/main.rs:69:9 [INFO] [stdout] | [INFO] [stdout] 69 | let a: u32 = 19; //This is immutable. all rust variables are immutable by default [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/main.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | let mut name: String = String::from("Jide Akindejoye"); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `do_mutability` is never used [INFO] [stdout] --> src/main.rs:68:4 [INFO] [stdout] | [INFO] [stdout] 68 | fn do_mutability() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `newStr` should have a snake case name [INFO] [stdout] --> src/main.rs:54:13 [INFO] [stdout] | [INFO] [stdout] 54 | let mut newStr: String = String::new(); [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `new_str` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.90s [INFO] running `Command { std: "docker" "inspect" "a929f70fa00ce87a7ea3e2e3fed2c70c933ee96810316e484c823bb3875e7734", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a929f70fa00ce87a7ea3e2e3fed2c70c933ee96810316e484c823bb3875e7734", kill_on_drop: false }` [INFO] [stdout] a929f70fa00ce87a7ea3e2e3fed2c70c933ee96810316e484c823bb3875e7734