[INFO] cloning repository https://github.com/xichaCode/rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xichaCode/rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FxichaCode%2Frust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FxichaCode%2Frust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e567d2e4dca2c9a68eca4fb2f0afd497efd9d85e [INFO] checking xichaCode/rust against master#18a6d911caba59605eb03db1452848a85d2e5879 for pr-112743 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FxichaCode%2Frust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. 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[INFO] validating manifest of git repo https://github.com/xichaCode/rust on toolchain 18a6d911caba59605eb03db1452848a85d2e5879 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/xichaCode/rust [INFO] finished tweaking git repo https://github.com/xichaCode/rust [INFO] tweaked toml for git repo https://github.com/xichaCode/rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/xichaCode/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" "+18a6d911caba59605eb03db1452848a85d2e5879" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded html2md v0.2.13 [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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d279ef3b54d4a1fc3ef9f7b5542ddae3457b13330fc13454bed68e0714697a3e [INFO] running `Command { std: "docker" "start" "-a" "d279ef3b54d4a1fc3ef9f7b5542ddae3457b13330fc13454bed68e0714697a3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d279ef3b54d4a1fc3ef9f7b5542ddae3457b13330fc13454bed68e0714697a3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d279ef3b54d4a1fc3ef9f7b5542ddae3457b13330fc13454bed68e0714697a3e", kill_on_drop: false }` [INFO] [stdout] d279ef3b54d4a1fc3ef9f7b5542ddae3457b13330fc13454bed68e0714697a3e [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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+18a6d911caba59605eb03db1452848a85d2e5879" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7f2bfee37f41a8eaa9dfdac7babc825fa4a53ca74e3d71a44c4c03314d9ec543 [INFO] running `Command { std: "docker" "start" "-a" "7f2bfee37f41a8eaa9dfdac7babc825fa4a53ca74e3d71a44c4c03314d9ec543", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] 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tracing-core v0.1.26 [INFO] [stderr] Compiling indexmap v1.8.1 [INFO] [stderr] Compiling openssl v0.10.40 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Checking precomputed-hash v0.1.1 [INFO] [stderr] Checking utf-8 v0.7.6 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Checking phf v0.8.0 [INFO] [stderr] Checking http v0.2.7 [INFO] [stderr] Checking futures-io v0.3.21 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Checking tendril v0.4.3 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking slab v0.4.6 [INFO] [stderr] Compiling httparse v1.7.1 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Compiling native-tls v0.2.10 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Checking openssl-probe v0.1.5 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking tower-service v0.3.1 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Compiling encoding_rs v0.8.31 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Checking mio v0.8.3 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Compiling openssl-sys v0.9.73 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Compiling getrandom v0.2.6 [INFO] [stderr] Checking parking_lot v0.12.0 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Checking tokio v1.18.2 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Checking http-body v0.4.4 [INFO] [stderr] Checking ipnet v2.5.0 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Compiling phf_generator v0.10.0 [INFO] [stderr] Compiling string_cache_codegen v0.5.2 [INFO] [stderr] Compiling phf_generator v0.8.0 [INFO] [stderr] Compiling phf_codegen v0.8.0 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Compiling markup5ever v0.10.1 [INFO] [stderr] Checking regex v1.5.5 [INFO] [stderr] Checking string_cache v0.8.4 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking xml5ever v0.16.2 [INFO] [stderr] Compiling tracing-attributes v0.1.21 [INFO] [stderr] Compiling openssl-macros v0.1.0 [INFO] [stderr] Compiling html5ever v0.25.2 [INFO] [stderr] Checking tracing v0.1.34 [INFO] [stderr] Checking tokio-util v0.7.2 [INFO] [stderr] Checking h2 v0.3.13 [INFO] [stderr] Checking markup5ever_rcdom v0.1.0 [INFO] [stderr] Checking html2md v0.2.13 [INFO] [stderr] Checking tokio-native-tls v0.3.0 [INFO] [stderr] Checking hyper v0.14.18 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking reqwest v0.11.10 [INFO] [stderr] Checking scrape_url v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `a` is never read [INFO] [stdout] --> src/fibloop.rs:53:5 [INFO] [stdout] | [INFO] [stdout] 53 | a = b; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `a` is never read [INFO] [stdout] --> src/fibloop.rs:53:5 [INFO] [stdout] | [INFO] [stdout] 53 | a = b; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `i` is never read [INFO] [stdout] --> src/fibloop.rs:55:5 [INFO] [stdout] | [INFO] [stdout] 55 | i += 1; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `i` is never read [INFO] [stdout] --> src/fibloop.rs:55:5 [INFO] [stdout] | [INFO] [stdout] 55 | i += 1; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `i` is assigned to, but never used [INFO] [stdout] --> src/fibloop.rs:51:38 [INFO] [stdout] | [INFO] [stdout] 51 | fn abs_fun(mut a: i32,mut b: i32,mut i: u8) -> i32{ [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_i` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `i` is assigned to, but never used [INFO] [stdout] --> src/fibloop.rs:51:38 [INFO] [stdout] | [INFO] [stdout] 51 | fn abs_fun(mut a: i32,mut b: i32,mut i: u8) -> i32{ [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_i` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other` [INFO] [stdout] --> src/main.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | let other = a; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s2` [INFO] [stdout] --> src/main.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 40 | let s2 = s1; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_s2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ss2` [INFO] [stdout] --> src/main.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | let ss2 = ss1; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ss2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other` [INFO] [stdout] --> src/main.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | let other = a; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s2` [INFO] [stdout] --> src/main.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 40 | let s2 = s1; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_s2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ss2` [INFO] [stdout] --> src/main.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | let ss2 = ss1; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ss2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | let mut b = 1; [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:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | let mut b = 1; [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: variant `Unspecified` is never constructed [INFO] [stdout] --> src/main.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 71 | enum Gender { [INFO] [stdout] | ------ variant in this enum [INFO] [stdout] 72 | Unspecified = 0, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Gender` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Unspecified` is never constructed [INFO] [stdout] --> src/main.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 71 | enum Gender { [INFO] [stdout] | ------ variant in this enum [INFO] [stdout] 72 | Unspecified = 0, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Gender` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `gender` are never read [INFO] [stdout] --> src/main.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 84 | struct User { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 85 | id: UserId, [INFO] [stdout] 86 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 87 | gender: Gender, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `gender` are never read [INFO] [stdout] --> src/main.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 84 | struct User { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 85 | id: UserId, [INFO] [stdout] 86 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 87 | gender: Gender, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `onwner` are never read [INFO] [stdout] --> src/main.rs:92:5 [INFO] [stdout] | [INFO] [stdout] 90 | struct TopIc { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 91 | id : TopicId, [INFO] [stdout] 92 | name : String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 93 | onwner : UserId, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TopIc` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Leave` is never constructed [INFO] [stdout] --> src/main.rs:99:5 [INFO] [stdout] | [INFO] [stdout] 97 | enum Event { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] 98 | Join((UserId,TopicId)), [INFO] [stdout] 99 | Leave((UserId,TopicId)), [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Event` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `name` and `onwner` are never read [INFO] [stdout] --> src/main.rs:92:5 [INFO] [stdout] | [INFO] [stdout] 90 | struct TopIc { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 91 | id : TopicId, [INFO] [stdout] 92 | name : String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 93 | onwner : UserId, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `TopIc` 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 `fib_loop` is never used [INFO] [stdout] --> src/fibloop.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn fib_loop(n: u8) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `fib_while` is never used [INFO] [stdout] --> src/fibloop.rs:22:4 [INFO] [stdout] | [INFO] [stdout] 22 | fn fib_while(n: u8) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `fib_for` is never used [INFO] [stdout] --> src/fibloop.rs:34:4 [INFO] [stdout] | [INFO] [stdout] 34 | fn fib_for(n: u8) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Leave` is never constructed [INFO] [stdout] --> src/main.rs:99:5 [INFO] [stdout] | [INFO] [stdout] 97 | enum Event { [INFO] [stdout] | ----- variant in this enum [INFO] [stdout] 98 | Join((UserId,TopicId)), [INFO] [stdout] 99 | Leave((UserId,TopicId)), [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Event` 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 `process_message` is never used [INFO] [stdout] --> src/fibloop.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn process_message(event: &Event) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `fib_loop` is never used [INFO] [stdout] --> src/fibloop.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn fib_loop(n: u8) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `abs_fun` is never used [INFO] [stdout] --> src/fibloop.rs:51:4 [INFO] [stdout] | [INFO] [stdout] 51 | fn abs_fun(mut a: i32,mut b: i32,mut i: u8) -> i32{ [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `scap` is never used [INFO] [stdout] --> src/scap.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn scap(){ [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `fib_while` is never used [INFO] [stdout] --> src/fibloop.rs:22:4 [INFO] [stdout] | [INFO] [stdout] 22 | fn fib_while(n: u8) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `fib_for` is never used [INFO] [stdout] --> src/fibloop.rs:34:4 [INFO] [stdout] | [INFO] [stdout] 34 | fn fib_for(n: u8) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `process_message` is never used [INFO] [stdout] --> src/fibloop.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn process_message(event: &Event) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `abs_fun` is never used [INFO] [stdout] --> src/fibloop.rs:51:4 [INFO] [stdout] | [INFO] [stdout] 51 | fn abs_fun(mut a: i32,mut b: i32,mut i: u8) -> i32{ [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `scap` is never used [INFO] [stdout] --> src/scap.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn scap(){ [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.97s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: xml5ever v0.16.2 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "7f2bfee37f41a8eaa9dfdac7babc825fa4a53ca74e3d71a44c4c03314d9ec543", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f2bfee37f41a8eaa9dfdac7babc825fa4a53ca74e3d71a44c4c03314d9ec543", kill_on_drop: false }` [INFO] [stdout] 7f2bfee37f41a8eaa9dfdac7babc825fa4a53ca74e3d71a44c4c03314d9ec543