[INFO] cloning repository https://github.com/gmrdn/guessing_game [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gmrdn/guessing_game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmrdn%2Fguessing_game", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmrdn%2Fguessing_game'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5386da68f891ef57074653147c0a219e12ad3535 [INFO] checking gmrdn/guessing_game against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmrdn%2Fguessing_game" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gmrdn/guessing_game on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/gmrdn/guessing_game [INFO] finished tweaking git repo https://github.com/gmrdn/guessing_game [INFO] tweaked toml for git repo https://github.com/gmrdn/guessing_game written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/gmrdn/guessing_game 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7964c777f3c22755cdce1189090e0e8ee416be521cb262dbb04a3fd598d8701d [INFO] running `Command { std: "docker" "start" "-a" "7964c777f3c22755cdce1189090e0e8ee416be521cb262dbb04a3fd598d8701d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7964c777f3c22755cdce1189090e0e8ee416be521cb262dbb04a3fd598d8701d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7964c777f3c22755cdce1189090e0e8ee416be521cb262dbb04a3fd598d8701d", kill_on_drop: false }` [INFO] [stdout] 7964c777f3c22755cdce1189090e0e8ee416be521cb262dbb04a3fd598d8701d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 92f381cdb3eb77c96fff029b56c75176d770b7d5c10b47ffcefe46191e03b484 [INFO] running `Command { std: "docker" "start" "-a" "92f381cdb3eb77c96fff029b56c75176d770b7d5c10b47ffcefe46191e03b484", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking ppv-lite86 v0.2.8 [INFO] [stderr] Checking branches v0.1.0 (/opt/rustwide/workdir/branches) [INFO] [stderr] Checking loops v0.1.0 (/opt/rustwide/workdir/loops) [INFO] [stderr] Checking structure v0.1.0 (/opt/rustwide/workdir/structure) [INFO] [stderr] Checking kata v0.1.0 (/opt/rustwide/workdir/kata) [INFO] [stderr] Checking functions v0.1.0 (/opt/rustwide/workdir/functions) [INFO] [stderr] Checking exercices_ch3 v0.1.0 (/opt/rustwide/workdir/exercices_ch3) [INFO] [stderr] Checking rectangles v0.1.0 (/opt/rustwide/workdir/rectangles) [INFO] [stderr] Checking enums v0.1.0 (/opt/rustwide/workdir/enums) [INFO] [stderr] Checking slices v0.1.0 (/opt/rustwide/workdir/slices) [INFO] [stderr] Checking ownership v0.1.0 (/opt/rustwide/workdir/ownership) [INFO] [stdout] warning: function `testequal` is never used [INFO] [stdout] --> kata/src/main.rs:66:4 [INFO] [stdout] | [INFO] [stdout] 66 | fn testequal(h: f64, bounce: f64, window: f64, exp: i32) -> () { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `user2` [INFO] [stdout] --> structure/src/main.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | let user2 = User { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_user2` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `black` [INFO] [stdout] --> structure/src/main.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | let black = Color(0, 0, 0); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_black` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `origin` [INFO] [stdout] --> structure/src/main.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | let origin = Point(0, 0, 0); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_origin` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `user2` [INFO] [stdout] --> structure/src/main.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | let user2 = User { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_user2` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `black` [INFO] [stdout] --> structure/src/main.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | let black = Color(0, 0, 0); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_black` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `origin` [INFO] [stdout] --> structure/src/main.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | let origin = Point(0, 0, 0); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_origin` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `username`, `sign_in_count`, and `active` are never read [INFO] [stdout] --> structure/src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | struct User { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 3 | username: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 4 | email: String, [INFO] [stdout] 5 | sign_in_count: u64, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 6 | active: bool, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `username`, `sign_in_count`, and `active` are never read [INFO] [stdout] --> structure/src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | struct User { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 3 | username: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 4 | email: String, [INFO] [stdout] 5 | sign_in_count: u64, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 6 | active: bool, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `build_user` is never used [INFO] [stdout] --> structure/src/main.rs:34:4 [INFO] [stdout] | [INFO] [stdout] 34 | fn build_user(email: String, username: String) -> User { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0`, `1`, and `2` are never read [INFO] [stdout] --> structure/src/main.rs:27:18 [INFO] [stdout] | [INFO] [stdout] 27 | struct Color(i32, i32, i32); [INFO] [stdout] | ----- ^^^ ^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing these fields [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0`, `1`, and `2` are never read [INFO] [stdout] --> structure/src/main.rs:28:18 [INFO] [stdout] | [INFO] [stdout] 28 | struct Point(i32 ,i32 ,i32); [INFO] [stdout] | ----- ^^^ ^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing these fields [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `build_user` is never used [INFO] [stdout] --> structure/src/main.rs:34:4 [INFO] [stdout] | [INFO] [stdout] 34 | fn build_user(email: String, username: String) -> User { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `IpAddrKind` is never used [INFO] [stdout] --> enums/src/main.rs:5:6 [INFO] [stdout] | [INFO] [stdout] 5 | enum IpAddrKind { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `IpAddr` is never constructed [INFO] [stdout] --> enums/src/main.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | struct IpAddr { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> enums/src/main.rs:18:11 [INFO] [stdout] | [INFO] [stdout] 18 | Write(String), [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] 18 | Write(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Quit`, `Move`, and `ChangeColor` are never constructed [INFO] [stdout] --> enums/src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 15 | enum Message { [INFO] [stdout] | ------- variants in this enum [INFO] [stdout] 16 | Quit, [INFO] [stdout] | ^^^^ [INFO] [stdout] 17 | Move { x: i32, y: i32}, [INFO] [stdout] | ^^^^ [INFO] [stdout] 18 | Write(String), [INFO] [stdout] 19 | ChangeColor(i32, i32, i32), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking variables v0.1.0 (/opt/rustwide/workdir/variables) [INFO] [stdout] warning: unused variable: `sq` [INFO] [stdout] --> rectangles/src/main.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | let sq = Rectangle::square(14); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_sq` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s1` [INFO] [stdout] --> ownership/src/main.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | let s1 = gives_ownership(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_s1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s3` [INFO] [stdout] --> ownership/src/main.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | let s3 = takes_and_gives_back(s2); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_s3` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sq` [INFO] [stdout] --> rectangles/src/main.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | let sq = Rectangle::square(14); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_sq` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `IpAddrKind` is never used [INFO] [stdout] --> enums/src/main.rs:5:6 [INFO] [stdout] | [INFO] [stdout] 5 | enum IpAddrKind { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `IpAddr` is never constructed [INFO] [stdout] --> enums/src/main.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | struct IpAddr { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Message` is never used [INFO] [stdout] --> enums/src/main.rs:15:6 [INFO] [stdout] | [INFO] [stdout] 15 | enum Message { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `call` is never used [INFO] [stdout] --> enums/src/main.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 22 | impl Message { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] 23 | fn call(&self) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s1` [INFO] [stdout] --> ownership/src/main.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | let s1 = gives_ownership(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_s1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s3` [INFO] [stdout] --> ownership/src/main.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | let s3 = takes_and_gives_back(s2); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_s3` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking guessing_game v0.1.0 (/opt/rustwide/workdir/guessing_game) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.71s [INFO] running `Command { std: "docker" "inspect" "92f381cdb3eb77c96fff029b56c75176d770b7d5c10b47ffcefe46191e03b484", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "92f381cdb3eb77c96fff029b56c75176d770b7d5c10b47ffcefe46191e03b484", kill_on_drop: false }` [INFO] [stdout] 92f381cdb3eb77c96fff029b56c75176d770b7d5c10b47ffcefe46191e03b484 [INFO] checking gmrdn/guessing_game against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgmrdn%2Fguessing_game" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/gmrdn/guessing_game on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/gmrdn/guessing_game [INFO] finished tweaking git repo https://github.com/gmrdn/guessing_game [INFO] tweaked toml for git repo https://github.com/gmrdn/guessing_game written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/gmrdn/guessing_game 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 507ec9df453f041511347326b7f716a3159c98eb7b75263496b692e867860341 [INFO] running `Command { std: "docker" "start" "-a" "507ec9df453f041511347326b7f716a3159c98eb7b75263496b692e867860341", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "507ec9df453f041511347326b7f716a3159c98eb7b75263496b692e867860341", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "507ec9df453f041511347326b7f716a3159c98eb7b75263496b692e867860341", kill_on_drop: false }` [INFO] [stdout] 507ec9df453f041511347326b7f716a3159c98eb7b75263496b692e867860341 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dd0dd88afdc373881fdff52a66c8059a166a6774d7293a84251ae2605a12938c [INFO] running `Command { std: "docker" "start" "-a" "dd0dd88afdc373881fdff52a66c8059a166a6774d7293a84251ae2605a12938c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking ppv-lite86 v0.2.8 [INFO] [stderr] Checking loops v0.1.0 (/opt/rustwide/workdir/loops) [INFO] [stderr] Checking enums v0.1.0 (/opt/rustwide/workdir/enums) [INFO] [stderr] Checking variables v0.1.0 (/opt/rustwide/workdir/variables) [INFO] [stderr] Checking slices v0.1.0 (/opt/rustwide/workdir/slices) [INFO] [stderr] Checking branches v0.1.0 (/opt/rustwide/workdir/branches) [INFO] [stderr] Checking rectangles v0.1.0 (/opt/rustwide/workdir/rectangles) [INFO] [stderr] Checking structure v0.1.0 (/opt/rustwide/workdir/structure) [INFO] [stderr] Checking exercices_ch3 v0.1.0 (/opt/rustwide/workdir/exercices_ch3) [INFO] [stderr] Checking functions v0.1.0 (/opt/rustwide/workdir/functions) [INFO] [stdout] warning: unused variable: `user2` [INFO] [stdout] --> structure/src/main.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | let user2 = User { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_user2` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `black` [INFO] [stdout] --> structure/src/main.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | let black = Color(0, 0, 0); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_black` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `origin` [INFO] [stdout] --> structure/src/main.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | let origin = Point(0, 0, 0); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_origin` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `username`, `sign_in_count`, and `active` are never read [INFO] [stdout] --> structure/src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | struct User { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 3 | username: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 4 | email: String, [INFO] [stdout] 5 | sign_in_count: u64, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 6 | active: bool, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `build_user` is never used [INFO] [stdout] --> structure/src/main.rs:34:4 [INFO] [stdout] | [INFO] [stdout] 34 | fn build_user(email: String, username: String) -> User { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking kata v0.1.0 (/opt/rustwide/workdir/kata) [INFO] [stdout] warning: enum `IpAddrKind` is never used [INFO] [stdout] --> enums/src/main.rs:5:6 [INFO] [stdout] | [INFO] [stdout] 5 | enum IpAddrKind { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `IpAddr` is never constructed [INFO] [stdout] --> enums/src/main.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | struct IpAddr { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> enums/src/main.rs:18:11 [INFO] [stdout] | [INFO] [stdout] 18 | Write(String), [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] 18 | Write(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Quit`, `Move`, and `ChangeColor` are never constructed [INFO] [stdout] --> enums/src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 15 | enum Message { [INFO] [stdout] | ------- variants in this enum [INFO] [stdout] 16 | Quit, [INFO] [stdout] | ^^^^ [INFO] [stdout] 17 | Move { x: i32, y: i32}, [INFO] [stdout] | ^^^^ [INFO] [stdout] 18 | Write(String), [INFO] [stdout] 19 | ChangeColor(i32, i32, i32), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sq` [INFO] [stdout] --> rectangles/src/main.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | let sq = Rectangle::square(14); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_sq` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking ownership v0.1.0 (/opt/rustwide/workdir/ownership) [INFO] [stdout] warning: unused variable: `user2` [INFO] [stdout] --> structure/src/main.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | let user2 = User { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_user2` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `black` [INFO] [stdout] --> structure/src/main.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | let black = Color(0, 0, 0); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_black` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `origin` [INFO] [stdout] --> structure/src/main.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | let origin = Point(0, 0, 0); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_origin` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `username`, `sign_in_count`, and `active` are never read [INFO] [stdout] --> structure/src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | struct User { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 3 | username: String, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 4 | email: String, [INFO] [stdout] 5 | sign_in_count: u64, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 6 | active: bool, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0`, `1`, and `2` are never read [INFO] [stdout] --> structure/src/main.rs:27:18 [INFO] [stdout] | [INFO] [stdout] 27 | struct Color(i32, i32, i32); [INFO] [stdout] | ----- ^^^ ^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing these fields [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0`, `1`, and `2` are never read [INFO] [stdout] --> structure/src/main.rs:28:18 [INFO] [stdout] | [INFO] [stdout] 28 | struct Point(i32 ,i32 ,i32); [INFO] [stdout] | ----- ^^^ ^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing these fields [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `build_user` is never used [INFO] [stdout] --> structure/src/main.rs:34:4 [INFO] [stdout] | [INFO] [stdout] 34 | fn build_user(email: String, username: String) -> User { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sq` [INFO] [stdout] --> rectangles/src/main.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 31 | let sq = Rectangle::square(14); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_sq` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `IpAddrKind` is never used [INFO] [stdout] --> enums/src/main.rs:5:6 [INFO] [stdout] | [INFO] [stdout] 5 | enum IpAddrKind { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `IpAddr` is never constructed [INFO] [stdout] --> enums/src/main.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | struct IpAddr { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Message` is never used [INFO] [stdout] --> enums/src/main.rs:15:6 [INFO] [stdout] | [INFO] [stdout] 15 | enum Message { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `call` is never used [INFO] [stdout] --> enums/src/main.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 22 | impl Message { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] 23 | fn call(&self) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s1` [INFO] [stdout] --> ownership/src/main.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | let s1 = gives_ownership(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_s1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s1` [INFO] [stdout] --> ownership/src/main.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | let s1 = gives_ownership(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_s1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s3` [INFO] [stdout] --> ownership/src/main.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | let s3 = takes_and_gives_back(s2); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_s3` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `s3` [INFO] [stdout] --> ownership/src/main.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | let s3 = takes_and_gives_back(s2); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_s3` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `testequal` is never used [INFO] [stdout] --> kata/src/main.rs:66:4 [INFO] [stdout] | [INFO] [stdout] 66 | fn testequal(h: f64, bounce: f64, window: f64, exp: i32) -> () { [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 rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking guessing_game v0.1.0 (/opt/rustwide/workdir/guessing_game) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.23s [INFO] running `Command { std: "docker" "inspect" "dd0dd88afdc373881fdff52a66c8059a166a6774d7293a84251ae2605a12938c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd0dd88afdc373881fdff52a66c8059a166a6774d7293a84251ae2605a12938c", kill_on_drop: false }` [INFO] [stdout] dd0dd88afdc373881fdff52a66c8059a166a6774d7293a84251ae2605a12938c