[INFO] cloning repository https://github.com/neel-maddy/rust_learning [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/neel-maddy/rust_learning" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneel-maddy%2Frust_learning", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneel-maddy%2Frust_learning'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ed05bb846c3debb146e90f6b20822f6c23a75bb7 [INFO] checking neel-maddy/rust_learning against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fneel-maddy%2Frust_learning" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/neel-maddy/rust_learning on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/neel-maddy/rust_learning [INFO] finished tweaking git repo https://github.com/neel-maddy/rust_learning [INFO] tweaked toml for git repo https://github.com/neel-maddy/rust_learning written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/neel-maddy/rust_learning already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a776deaa8d87ca667f403ca353577a865b69fb4aa760871ba295969b784b6aac [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" "a776deaa8d87ca667f403ca353577a865b69fb4aa760871ba295969b784b6aac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a776deaa8d87ca667f403ca353577a865b69fb4aa760871ba295969b784b6aac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a776deaa8d87ca667f403ca353577a865b69fb4aa760871ba295969b784b6aac", kill_on_drop: false }` [INFO] [stdout] a776deaa8d87ca667f403ca353577a865b69fb4aa760871ba295969b784b6aac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 272dd4a124c41aa4a5b5635422217ec7bb27e138d8aa2d48611dc0752d6a7d20 [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" "272dd4a124c41aa4a5b5635422217ec7bb27e138d8aa2d48611dc0752d6a7d20", kill_on_drop: false }` [INFO] [stderr] Checking Rust_Projects v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: expected one of `,`, `.`, `?`, or an operator, found `bytes` [INFO] [stdout] --> src/main.rs:12:29 [INFO] [stdout] | [INFO] [stdout] 12 | println!("c={}",size={} bytes,c,mem::size_of_val(%c)); [INFO] [stdout] | ^^^^^ expected one of `,`, `.`, `?`, or an operator [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: argument never used [INFO] [stdout] --> src/main.rs:16:40 [INFO] [stdout] | [INFO] [stdout] 16 | println!("CHecking the git commit","Yes"); [INFO] [stdout] | ------------------------- ^^^^^ argument never used [INFO] [stdout] | | [INFO] [stdout] | formatting specifier missing [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: argument never used [INFO] [stdout] --> src/main.rs:18:40 [INFO] [stdout] | [INFO] [stdout] 18 | println!("CHecking the git commit","Yes"); [INFO] [stdout] | ------------------------- ^^^^^ argument never used [INFO] [stdout] | | [INFO] [stdout] | formatting specifier missing [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: argument never used [INFO] [stdout] --> src/main.rs:19:40 [INFO] [stdout] | [INFO] [stdout] 19 | println!("CHecking the git commit","Yes"); [INFO] [stdout] | ------------------------- ^^^^^ argument never used [INFO] [stdout] | | [INFO] [stdout] | formatting specifier missing [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: argument never used [INFO] [stdout] --> src/main.rs:20:40 [INFO] [stdout] | [INFO] [stdout] 20 | println!("CHecking the git commit","Yes"); [INFO] [stdout] | ------------------------- ^^^^^ argument never used [INFO] [stdout] | | [INFO] [stdout] | formatting specifier missing [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: argument never used [INFO] [stdout] --> src/main.rs:21:40 [INFO] [stdout] | [INFO] [stdout] 21 | println!("CHecking the git commit","Yes"); [INFO] [stdout] | ------------------------- ^^^^^ argument never used [INFO] [stdout] | | [INFO] [stdout] | formatting specifier missing [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: argument never used [INFO] [stdout] --> src/main.rs:22:40 [INFO] [stdout] | [INFO] [stdout] 22 | println!("CHecking the git commit","Yes"); [INFO] [stdout] | ------------------------- ^^^^^ argument never used [INFO] [stdout] | | [INFO] [stdout] | formatting specifier missing [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected one of `,`, `.`, `?`, or an operator, found `bytes` [INFO] [stdout] --> src/main.rs:12:29 [INFO] [stdout] | [INFO] [stdout] 12 | println!("c={}",size={} bytes,c,mem::size_of_val(%c)); [INFO] [stdout] | ^^^^^ expected one of `,`, `.`, `?`, or an operator [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: argument never used [INFO] [stdout] --> src/main.rs:16:40 [INFO] [stdout] | [INFO] [stdout] 16 | println!("CHecking the git commit","Yes"); [INFO] [stdout] | ------------------------- ^^^^^ argument never used [INFO] [stdout] | | [INFO] [stdout] | formatting specifier missing [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: argument never used [INFO] [stdout] --> src/main.rs:18:40 [INFO] [stdout] | [INFO] [stdout] 18 | println!("CHecking the git commit","Yes"); [INFO] [stdout] | ------------------------- ^^^^^ argument never used [INFO] [stdout] | | [INFO] [stdout] | formatting specifier missing [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: argument never used [INFO] [stdout] --> src/main.rs:19:40 [INFO] [stdout] | [INFO] [stdout] 19 | println!("CHecking the git commit","Yes"); [INFO] [stdout] | ------------------------- ^^^^^ argument never used [INFO] [stdout] | | [INFO] [stdout] | formatting specifier missing [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: argument never used [INFO] [stdout] --> src/main.rs:20:40 [INFO] [stdout] | [INFO] [stdout] 20 | println!("CHecking the git commit","Yes"); [INFO] [stdout] | ------------------------- ^^^^^ argument never used [INFO] [stdout] | | [INFO] [stdout] | formatting specifier missing [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: argument never used [INFO] [stdout] --> src/main.rs:21:40 [INFO] [stdout] | [INFO] [stdout] 21 | println!("CHecking the git commit","Yes"); [INFO] [stdout] | ------------------------- ^^^^^ argument never used [INFO] [stdout] | | [INFO] [stdout] | formatting specifier missing [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: argument never used [INFO] [stdout] --> src/main.rs:22:40 [INFO] [stdout] | [INFO] [stdout] 22 | println!("CHecking the git commit","Yes"); [INFO] [stdout] | ------------------------- ^^^^^ argument never used [INFO] [stdout] | | [INFO] [stdout] | formatting specifier missing [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 7 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 7 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `Rust_Projects` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "272dd4a124c41aa4a5b5635422217ec7bb27e138d8aa2d48611dc0752d6a7d20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "272dd4a124c41aa4a5b5635422217ec7bb27e138d8aa2d48611dc0752d6a7d20", kill_on_drop: false }` [INFO] [stdout] 272dd4a124c41aa4a5b5635422217ec7bb27e138d8aa2d48611dc0752d6a7d20