[INFO] cloning repository https://github.com/haoxalo321/LearnRust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/haoxalo321/LearnRust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhaoxalo321%2FLearnRust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhaoxalo321%2FLearnRust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1b27dd40fe5ff648b78bcedeb617126db9b347ce [INFO] checking haoxalo321/LearnRust against master#d255c6a57c393db6221b1ff700daea478436f1cd for pr-122317 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhaoxalo321%2FLearnRust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/haoxalo321/LearnRust on toolchain d255c6a57c393db6221b1ff700daea478436f1cd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d255c6a57c393db6221b1ff700daea478436f1cd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/haoxalo321/LearnRust [INFO] finished tweaking git repo https://github.com/haoxalo321/LearnRust [INFO] tweaked toml for git repo https://github.com/haoxalo321/LearnRust written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/haoxalo321/LearnRust 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" "+d255c6a57c393db6221b1ff700daea478436f1cd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d255c6a57c393db6221b1ff700daea478436f1cd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c046db2df343123dc661489c22e329ca321c0dc31a6dcca1f0da59bf8493cda5 [INFO] running `Command { std: "docker" "start" "-a" "c046db2df343123dc661489c22e329ca321c0dc31a6dcca1f0da59bf8493cda5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c046db2df343123dc661489c22e329ca321c0dc31a6dcca1f0da59bf8493cda5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c046db2df343123dc661489c22e329ca321c0dc31a6dcca1f0da59bf8493cda5", kill_on_drop: false }` [INFO] [stdout] c046db2df343123dc661489c22e329ca321c0dc31a6dcca1f0da59bf8493cda5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d255c6a57c393db6221b1ff700daea478436f1cd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 87c55149fe28115ba5f813c7d5bdaff6f10b589e4c68806d223caf9a1812ec9b [INFO] running `Command { std: "docker" "start" "-a" "87c55149fe28115ba5f813c7d5bdaff6f10b589e4c68806d223caf9a1812ec9b", kill_on_drop: false }` [INFO] [stderr] Checking hello-word-cargo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/main.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | let (a, b, c) = tups2; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/main.rs:86:16 [INFO] [stdout] | [INFO] [stdout] 86 | let (a, b, c) = tups2; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p23` [INFO] [stdout] --> src/main.rs:246:9 [INFO] [stdout] | [INFO] [stdout] 246 | let p23: &u32 = &s45.unaligned; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_p23` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sinhvien_last` [INFO] [stdout] --> src/main.rs:274:13 [INFO] [stdout] | [INFO] [stdout] 274 | let mut sinhvien_last = sinhvien_list.last(); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sinhvien_last` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `sinhvien_score_max_list` is never read [INFO] [stdout] --> src/main.rs:276:13 [INFO] [stdout] | [INFO] [stdout] 276 | let mut sinhvien_score_max_list: Vec<&mut SinhVien> = Vec::new(); [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: unused variable: `b` [INFO] [stdout] --> src/main.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | let (a, b, c) = tups2; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/main.rs:86:16 [INFO] [stdout] | [INFO] [stdout] 86 | let (a, b, c) = tups2; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p23` [INFO] [stdout] --> src/main.rs:246:9 [INFO] [stdout] | [INFO] [stdout] 246 | let p23: &u32 = &s45.unaligned; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_p23` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sinhvien_last` [INFO] [stdout] --> src/main.rs:274:13 [INFO] [stdout] | [INFO] [stdout] 274 | let mut sinhvien_last = sinhvien_list.last(); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sinhvien_last` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `sinhvien_score_max_list` is never read [INFO] [stdout] --> src/main.rs:276:13 [INFO] [stdout] | [INFO] [stdout] 276 | let mut sinhvien_score_max_list: Vec<&mut SinhVien> = Vec::new(); [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: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:140:9 [INFO] [stdout] | [INFO] [stdout] 140 | let mut c = vec![0; u11]; [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:152:9 [INFO] [stdout] | [INFO] [stdout] 152 | let mut domP: &i32 = &mut x; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:154:9 [INFO] [stdout] | [INFO] [stdout] 154 | let mut dom: i32 = *domP; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:274:9 [INFO] [stdout] | [INFO] [stdout] 274 | let mut sinhvien_last = sinhvien_list.last(); [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:140:9 [INFO] [stdout] | [INFO] [stdout] 140 | let mut c = vec![0; u11]; [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:152:9 [INFO] [stdout] | [INFO] [stdout] 152 | let mut domP: &i32 = &mut x; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:154:9 [INFO] [stdout] | [INFO] [stdout] 154 | let mut dom: i32 = *domP; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:274:9 [INFO] [stdout] | [INFO] [stdout] 274 | let mut sinhvien_last = sinhvien_list.last(); [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `GoWC` and `PlayGame` are never constructed [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 1 | enum Human { [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] 2 | Eat, [INFO] [stdout] 3 | GoWC, [INFO] [stdout] | ^^^^ [INFO] [stdout] 4 | PlayGame, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_file` is never used [INFO] [stdout] --> src/main.rs:355:4 [INFO] [stdout] | [INFO] [stdout] 355 | fn create_file() -> std::io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `GoWC` and `PlayGame` are never constructed [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 1 | enum Human { [INFO] [stdout] | ----- variants in this enum [INFO] [stdout] 2 | Eat, [INFO] [stdout] 3 | GoWC, [INFO] [stdout] | ^^^^ [INFO] [stdout] 4 | PlayGame, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_file` is never used [INFO] [stdout] --> src/main.rs:355:4 [INFO] [stdout] | [INFO] [stdout] 355 | fn create_file() -> std::io::Result<()> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `hello-word-cargo` (bin "hello-word-cargo" test); 11 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `hello-word-cargo` (bin "hello-word-cargo"); 11 warnings emitted [INFO] running `Command { std: "docker" "inspect" "87c55149fe28115ba5f813c7d5bdaff6f10b589e4c68806d223caf9a1812ec9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87c55149fe28115ba5f813c7d5bdaff6f10b589e4c68806d223caf9a1812ec9b", kill_on_drop: false }` [INFO] [stdout] 87c55149fe28115ba5f813c7d5bdaff6f10b589e4c68806d223caf9a1812ec9b