[INFO] cloning repository https://github.com/ajmwagar/calc [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ajmwagar/calc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajmwagar%2Fcalc"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajmwagar%2Fcalc'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b55f230da5f96e8f4dcefe34c55133e559de521b [INFO] checking ajmwagar/calc against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajmwagar%2Fcalc" "/workspace/builds/worker-10/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] [stderr] Checking out files: 89% (446/496) Checking out files: 90% (447/496) Checking out files: 91% (452/496) Checking out files: 92% (457/496) Checking out files: 93% (462/496) Checking out files: 94% (467/496) Checking out files: 95% (472/496) Checking out files: 96% (477/496) Checking out files: 97% (482/496) Checking out files: 98% (487/496) Checking out files: 99% (492/496) Checking out files: 100% (496/496) Checking out files: 100% (496/496), done. [INFO] validating manifest of git repo https://github.com/ajmwagar/calc on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/ajmwagar/calc [INFO] finished tweaking git repo https://github.com/ajmwagar/calc [INFO] tweaked toml for git repo https://github.com/ajmwagar/calc written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/ajmwagar/calc already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ca44e4e482af9113b84a1416f62a917fbed3268939350d0a20201a90c41df13c [INFO] running `"docker" "start" "-a" "ca44e4e482af9113b84a1416f62a917fbed3268939350d0a20201a90c41df13c"` [INFO] [stderr] Checking calc v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `rand::prelude::*` [INFO] [stderr] --> src/main.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use rand::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/main.rs:11:29 [INFO] [stderr] | [INFO] [stderr] 11 | loop { let _ = $xs; break; } [INFO] [stderr] | ^^^^^^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 138 | "Cleared!" => block!({ break; }), [INFO] [stderr] | ------------------ [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/main.rs:11:29 [INFO] [stderr] | [INFO] [stderr] 11 | loop { let _ = $xs; break; } [INFO] [stderr] | ^^^^^^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 140 | "Goodbye!" => block!({ break; }), [INFO] [stderr] | ------------------ [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/main.rs:11:29 [INFO] [stderr] | [INFO] [stderr] 11 | loop { let _ = $xs; break; } [INFO] [stderr] | ^^^^^^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 142 | "Please enter a valid expression." => block!({ break; }), [INFO] [stderr] | ------------------ [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/main.rs:218:5 [INFO] [stderr] | [INFO] [stderr] 217 | std::process::exit(code); [INFO] [stderr] | ------------------------ any code following this expression is unreachable [INFO] [stderr] 218 | return "Goodbye!".to_string(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stderr] [INFO] [stderr] warning: unused variable: `string_help` [INFO] [stderr] --> src/main.rs:132:9 [INFO] [stderr] | [INFO] [stderr] 132 | let string_help = HELP.to_string(); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_string_help` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `print` [INFO] [stderr] --> src/main.rs:135:9 [INFO] [stderr] | [INFO] [stderr] 135 | let print: bool; [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_print` [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::prelude::*` [INFO] [stderr] --> src/main.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use rand::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:160:21 [INFO] [stderr] | [INFO] [stderr] 160 | fn parse(s: String, mut ans: f64) -> String { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/main.rs:11:29 [INFO] [stderr] | [INFO] [stderr] 11 | loop { let _ = $xs; break; } [INFO] [stderr] | ^^^^^^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 138 | "Cleared!" => block!({ break; }), [INFO] [stderr] | ------------------ [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/main.rs:11:29 [INFO] [stderr] | [INFO] [stderr] 11 | loop { let _ = $xs; break; } [INFO] [stderr] | ^^^^^^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 140 | "Goodbye!" => block!({ break; }), [INFO] [stderr] | ------------------ [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/main.rs:11:29 [INFO] [stderr] | [INFO] [stderr] 11 | loop { let _ = $xs; break; } [INFO] [stderr] | ^^^^^^ unreachable statement [INFO] [stderr] ... [INFO] [stderr] 142 | "Please enter a valid expression." => block!({ break; }), [INFO] [stderr] | ------------------ [INFO] [stderr] | | | [INFO] [stderr] | | any code following this expression is unreachable [INFO] [stderr] | in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/main.rs:218:5 [INFO] [stderr] | [INFO] [stderr] 217 | std::process::exit(code); [INFO] [stderr] | ------------------------ any code following this expression is unreachable [INFO] [stderr] 218 | return "Goodbye!".to_string(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement [INFO] [stderr] [INFO] [stderr] warning: unused variable: `string_help` [INFO] [stderr] --> src/main.rs:132:9 [INFO] [stderr] | [INFO] [stderr] 132 | let string_help = HELP.to_string(); [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_string_help` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `print` [INFO] [stderr] --> src/main.rs:135:9 [INFO] [stderr] | [INFO] [stderr] 135 | let print: bool; [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_print` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:160:21 [INFO] [stderr] | [INFO] [stderr] 160 | fn parse(s: String, mut ans: f64) -> String { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.38s [INFO] running `"docker" "inspect" "ca44e4e482af9113b84a1416f62a917fbed3268939350d0a20201a90c41df13c"` [INFO] running `"docker" "rm" "-f" "ca44e4e482af9113b84a1416f62a917fbed3268939350d0a20201a90c41df13c"` [INFO] [stdout] ca44e4e482af9113b84a1416f62a917fbed3268939350d0a20201a90c41df13c