[INFO] cloning repository https://github.com/keehyun2/TestRust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/keehyun2/TestRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeehyun2%2FTestRust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeehyun2%2FTestRust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8e9aa5c32ae403e8973f863605f916d89e735308 [INFO] checking keehyun2/TestRust against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkeehyun2%2FTestRust" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/keehyun2/TestRust on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/keehyun2/TestRust [INFO] finished tweaking git repo https://github.com/keehyun2/TestRust [INFO] tweaked toml for git repo https://github.com/keehyun2/TestRust written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/keehyun2/TestRust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 27224c052c38f44dcf292c77e40fa0da79656102a6f3c651d68ef4addf484d68 [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" "27224c052c38f44dcf292c77e40fa0da79656102a6f3c651d68ef4addf484d68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "27224c052c38f44dcf292c77e40fa0da79656102a6f3c651d68ef4addf484d68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "27224c052c38f44dcf292c77e40fa0da79656102a6f3c651d68ef4addf484d68", kill_on_drop: false }` [INFO] [stdout] 27224c052c38f44dcf292c77e40fa0da79656102a6f3c651d68ef4addf484d68 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fdfdceeca4c2ff892fe2fc7715c6be3f4209efb583da9822ca4c54942bd04059 [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" "fdfdceeca4c2ff892fe2fc7715c6be3f4209efb583da9822ca4c54942bd04059", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking test_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/ch3.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | ; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/ch3.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | ; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/ch3.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | let x = 2.0; // f64 [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: `y` [INFO] [stdout] --> src/ch3.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | let y: f32 = 3.0; // f32 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/ch3.rs:39:10 [INFO] [stdout] | [INFO] [stdout] 39 | let (x, y, z) = tup; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `z` [INFO] [stdout] --> src/ch3.rs:39:16 [INFO] [stdout] | [INFO] [stdout] 39 | let (x, y, z) = tup; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_z` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `five_hundred` [INFO] [stdout] --> src/ch3.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | let five_hundred = x.0; [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_five_hundred` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `six_point_four` [INFO] [stdout] --> src/ch3.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | let six_point_four = x.1; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_six_point_four` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `one` [INFO] [stdout] --> src/ch3.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | let one = x.2; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_one` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `chater2` [INFO] [stdout] --> src/ch2.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn chater2() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `chater3` [INFO] [stdout] --> src/ch3.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn chater3() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/ch3.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | let x = 2.0; // f64 [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: `y` [INFO] [stdout] --> src/ch3.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | let y: f32 = 3.0; // f32 [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `another_function` [INFO] [stdout] --> src/ch3.rs:56:4 [INFO] [stdout] | [INFO] [stdout] 56 | fn another_function(x: i32, y: i32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/ch3.rs:39:10 [INFO] [stdout] | [INFO] [stdout] 39 | let (x, y, z) = tup; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `five` [INFO] [stdout] --> src/ch3.rs:61:4 [INFO] [stdout] | [INFO] [stdout] 61 | fn five(x: i32) -> i32 { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `z` [INFO] [stdout] --> src/ch3.rs:39:16 [INFO] [stdout] | [INFO] [stdout] 39 | let (x, y, z) = tup; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_z` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `five_hundred` [INFO] [stdout] --> src/ch3.rs:45:9 [INFO] [stdout] | [INFO] [stdout] 45 | let five_hundred = x.0; [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_five_hundred` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `six_point_four` [INFO] [stdout] --> src/ch3.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | let six_point_four = x.1; [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_six_point_four` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `one` [INFO] [stdout] --> src/ch3.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | let one = x.2; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_one` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `chater2` [INFO] [stdout] --> src/ch2.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn chater2() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `chater3` [INFO] [stdout] --> src/ch3.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn chater3() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `another_function` [INFO] [stdout] --> src/ch3.rs:56:4 [INFO] [stdout] | [INFO] [stdout] 56 | fn another_function(x: i32, y: i32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `five` [INFO] [stdout] --> src/ch3.rs:61:4 [INFO] [stdout] | [INFO] [stdout] 61 | fn five(x: i32) -> i32 { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.58s [INFO] running `Command { std: "docker" "inspect" "fdfdceeca4c2ff892fe2fc7715c6be3f4209efb583da9822ca4c54942bd04059", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fdfdceeca4c2ff892fe2fc7715c6be3f4209efb583da9822ca4c54942bd04059", kill_on_drop: false }` [INFO] [stdout] fdfdceeca4c2ff892fe2fc7715c6be3f4209efb583da9822ca4c54942bd04059