[INFO] cloning repository https://github.com/inblack67/Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/inblack67/Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e40d1d30c1a59bb772cdda3b91b5efc08f712dd4 [INFO] checking inblack67/Rust against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finblack67%2FRust" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/inblack67/Rust on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/inblack67/Rust [INFO] finished tweaking git repo https://github.com/inblack67/Rust [INFO] tweaked toml for git repo https://github.com/inblack67/Rust written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/inblack67/Rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 215176b52a1149a5dd6f03aa8c8d5b002238caf3b577f079dc15574d1037f699 [INFO] running `Command { std: "docker" "start" "-a" "215176b52a1149a5dd6f03aa8c8d5b002238caf3b577f079dc15574d1037f699", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "215176b52a1149a5dd6f03aa8c8d5b002238caf3b577f079dc15574d1037f699", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "215176b52a1149a5dd6f03aa8c8d5b002238caf3b577f079dc15574d1037f699", kill_on_drop: false }` [INFO] [stdout] 215176b52a1149a5dd6f03aa8c8d5b002238caf3b577f079dc15574d1037f699 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 000dbeb28b840d8dce261504917cc6fcd8d0147f907bd8447d555b6f9f263475 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "000dbeb28b840d8dce261504917cc6fcd8d0147f907bd8447d555b6f9f263475", kill_on_drop: false }` [INFO] [stderr] Checking Rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/generics.rs:28:6 [INFO] [stdout] | [INFO] [stdout] 28 | let s = Square { x: 1 }; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/generics.rs:29:6 [INFO] [stdout] | [INFO] [stdout] 29 | let s = Square { x: "hello" }; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/generics.rs:30:6 [INFO] [stdout] | [INFO] [stdout] 30 | let s = Square { x: true }; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/lifetimes.rs:20:6 [INFO] [stdout] | [INFO] [stdout] 20 | let s: &'static str = "static life"; // will live until the entire duration of the program [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/vectors.rs:10:6 [INFO] [stdout] | [INFO] [stdout] 10 | let x: Vec = vec![1, 2, 3]; // resizable array => length not known at compile time [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `x` [INFO] [stdout] --> src/enums.rs:10:2 [INFO] [stdout] | [INFO] [stdout] 10 | x: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `y` [INFO] [stdout] --> src/enums.rs:11:2 [INFO] [stdout] | [INFO] [stdout] 11 | y: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `DOWN` [INFO] [stdout] --> src/enums.rs:16:2 [INFO] [stdout] | [INFO] [stdout] 16 | DOWN(Point), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `LEFT` [INFO] [stdout] --> src/enums.rs:17:2 [INFO] [stdout] | [INFO] [stdout] 17 | LEFT(Point), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `RIGHT` [INFO] [stdout] --> src/enums.rs:18:2 [INFO] [stdout] | [INFO] [stdout] 18 | RIGHT(Point), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `DownKey` [INFO] [stdout] --> src/enums.rs:24:2 [INFO] [stdout] | [INFO] [stdout] 24 | DownKey(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `LeftKey` [INFO] [stdout] --> src/enums.rs:25:2 [INFO] [stdout] | [INFO] [stdout] 25 | LeftKey(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `RightKey` [INFO] [stdout] --> src/enums.rs:26:2 [INFO] [stdout] | [INFO] [stdout] 26 | RightKey(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `p` [INFO] [stdout] --> src/generics.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn p(x: T) { [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `x` [INFO] [stdout] --> src/generics.rs:9:2 [INFO] [stdout] | [INFO] [stdout] 9 | x: T, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `A` [INFO] [stdout] --> src/generics.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | struct A { [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `item` [INFO] [stdout] --> src/generics.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | fn item(&self) -> &T { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `M` [INFO] [stdout] --> src/generics.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | struct M { [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `pr` [INFO] [stdout] --> src/lifetimes.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn pr<'a>(x: &'a str, y: &'a str) -> &'a str { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `A` [INFO] [stdout] --> src/lifetimes.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | struct A<'a, 'b> { [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NUM_TIMERS` [INFO] [stdout] --> src/mpsc.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | const NUM_TIMERS: usize = 24; // usize => architechture dependent => 32bit or 64bit [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `timer` [INFO] [stdout] --> src/mpsc.rs:7:4 [INFO] [stdout] | [INFO] [stdout] 7 | fn timer(d: usize, tx: mpsc::Sender) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/mpsc.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `MyOption` [INFO] [stdout] --> src/options.rs:4:6 [INFO] [stdout] | [INFO] [stdout] 4 | enum MyOption { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `Result` [INFO] [stdout] --> src/result_enum.rs:4:6 [INFO] [stdout] | [INFO] [stdout] 4 | enum Result { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 25 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/generics.rs:28:6 [INFO] [stdout] | [INFO] [stdout] 28 | let s = Square { x: 1 }; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/generics.rs:29:6 [INFO] [stdout] | [INFO] [stdout] 29 | let s = Square { x: "hello" }; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/generics.rs:30:6 [INFO] [stdout] | [INFO] [stdout] 30 | let s = Square { x: true }; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s` [INFO] [stdout] --> src/lifetimes.rs:20:6 [INFO] [stdout] | [INFO] [stdout] 20 | let s: &'static str = "static life"; // will live until the entire duration of the program [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_s` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/vectors.rs:10:6 [INFO] [stdout] | [INFO] [stdout] 10 | let x: Vec = vec![1, 2, 3]; // resizable array => length not known at compile time [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `x` [INFO] [stdout] --> src/enums.rs:10:2 [INFO] [stdout] | [INFO] [stdout] 10 | x: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `y` [INFO] [stdout] --> src/enums.rs:11:2 [INFO] [stdout] | [INFO] [stdout] 11 | y: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `DOWN` [INFO] [stdout] --> src/enums.rs:16:2 [INFO] [stdout] | [INFO] [stdout] 16 | DOWN(Point), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `LEFT` [INFO] [stdout] --> src/enums.rs:17:2 [INFO] [stdout] | [INFO] [stdout] 17 | LEFT(Point), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `RIGHT` [INFO] [stdout] --> src/enums.rs:18:2 [INFO] [stdout] | [INFO] [stdout] 18 | RIGHT(Point), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `DownKey` [INFO] [stdout] --> src/enums.rs:24:2 [INFO] [stdout] | [INFO] [stdout] 24 | DownKey(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `LeftKey` [INFO] [stdout] --> src/enums.rs:25:2 [INFO] [stdout] | [INFO] [stdout] 25 | LeftKey(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `RightKey` [INFO] [stdout] --> src/enums.rs:26:2 [INFO] [stdout] | [INFO] [stdout] 26 | RightKey(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `p` [INFO] [stdout] --> src/generics.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn p(x: T) { [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `x` [INFO] [stdout] --> src/generics.rs:9:2 [INFO] [stdout] | [INFO] [stdout] 9 | x: T, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `A` [INFO] [stdout] --> src/generics.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | struct A { [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `item` [INFO] [stdout] --> src/generics.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | fn item(&self) -> &T { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `M` [INFO] [stdout] --> src/generics.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | struct M { [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `pr` [INFO] [stdout] --> src/lifetimes.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn pr<'a>(x: &'a str, y: &'a str) -> &'a str { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `A` [INFO] [stdout] --> src/lifetimes.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | struct A<'a, 'b> { [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `NUM_TIMERS` [INFO] [stdout] --> src/mpsc.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | const NUM_TIMERS: usize = 24; // usize => architechture dependent => 32bit or 64bit [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `timer` [INFO] [stdout] --> src/mpsc.rs:7:4 [INFO] [stdout] | [INFO] [stdout] 7 | fn timer(d: usize, tx: mpsc::Sender) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/mpsc.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn run() { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `MyOption` [INFO] [stdout] --> src/options.rs:4:6 [INFO] [stdout] | [INFO] [stdout] 4 | enum MyOption { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `Result` [INFO] [stdout] --> src/result_enum.rs:4:6 [INFO] [stdout] | [INFO] [stdout] 4 | enum Result { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 25 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.80s [INFO] running `Command { std: "docker" "inspect" "000dbeb28b840d8dce261504917cc6fcd8d0147f907bd8447d555b6f9f263475", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "000dbeb28b840d8dce261504917cc6fcd8d0147f907bd8447d555b6f9f263475", kill_on_drop: false }` [INFO] [stdout] 000dbeb28b840d8dce261504917cc6fcd8d0147f907bd8447d555b6f9f263475