[INFO] updating cached repository https://github.com/yati-sagade/exprolution [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 83ace1a475a124e94f28b55902b171ba92e2851d [INFO] checking yati-sagade/exprolution against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyati-sagade%2Fexprolution" "/workspace/builds/worker-11/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yati-sagade/exprolution on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/yati-sagade/exprolution [INFO] finished tweaking git repo https://github.com/yati-sagade/exprolution [INFO] tweaked toml for git repo https://github.com/yati-sagade/exprolution written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/yati-sagade/exprolution already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /workspace/builds/worker-11/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] 507b4b33f4fb92d88915d0c5648151318afb136b1c054caa152d9490c02065d8 [INFO] running `"docker" "start" "-a" "507b4b33f4fb92d88915d0c5648151318afb136b1c054caa152d9490c02065d8"` [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-bigint v0.2.3 [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Checking num v0.2.0 [INFO] [stderr] Checking exprolution v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/expr.rs:156:28 [INFO] [stderr] | [INFO] [stderr] 156 | let (tok, u) = try!(r); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/expr.rs:181:22 [INFO] [stderr] | [INFO] [stderr] 181 | let mut tokens = try!(tok(e)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/expr.rs:227:16 [INFO] [stderr] | [INFO] [stderr] 227 | let post = try!(postfix(s)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/expr.rs:233:25 [INFO] [stderr] | [INFO] [stderr] 233 | let b = try!(stack.pop().ok_or("Premature stack end".to_string())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/expr.rs:234:25 [INFO] [stderr] | [INFO] [stderr] 234 | let a = try!(stack.pop().ok_or("Premature stack end".to_string())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/expr.rs:235:25 [INFO] [stderr] | [INFO] [stderr] 235 | let r = try!(op.apply_binary(a, b)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::mem` [INFO] [stderr] --> src/genetic.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::mem; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `while` condition [INFO] [stderr] --> src/genetic.rs:41:11 [INFO] [stderr] | [INFO] [stderr] 41 | while (n > 0) { [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/genetic.rs:65:11 [INFO] [stderr] | [INFO] [stderr] 65 | 0 ... 9 => n.to_string(), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/expr.rs:156:28 [INFO] [stderr] | [INFO] [stderr] 156 | let (tok, u) = try!(r); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/expr.rs:181:22 [INFO] [stderr] | [INFO] [stderr] 181 | let mut tokens = try!(tok(e)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/expr.rs:227:16 [INFO] [stderr] | [INFO] [stderr] 227 | let post = try!(postfix(s)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/expr.rs:233:25 [INFO] [stderr] | [INFO] [stderr] 233 | let b = try!(stack.pop().ok_or("Premature stack end".to_string())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/expr.rs:234:25 [INFO] [stderr] | [INFO] [stderr] 234 | let a = try!(stack.pop().ok_or("Premature stack end".to_string())); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/expr.rs:235:25 [INFO] [stderr] | [INFO] [stderr] 235 | let r = try!(op.apply_binary(a, b)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::mem` [INFO] [stderr] --> src/genetic.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::mem; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `while` condition [INFO] [stderr] --> src/genetic.rs:41:11 [INFO] [stderr] | [INFO] [stderr] 41 | while (n > 0) { [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/genetic.rs:65:11 [INFO] [stderr] | [INFO] [stderr] 65 | 0 ... 9 => n.to_string(), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/expr.rs:189:22 [INFO] [stderr] | [INFO] [stderr] 189 | Tok::Num(n) => post.push(token.clone()), [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/genetic.rs:207:9 [INFO] [stderr] | [INFO] [stderr] 207 | for i in 0..popsize { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> src/expr.rs:189:22 [INFO] [stderr] | [INFO] [stderr] 189 | Tok::Num(n) => post.push(token.clone()), [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/genetic.rs:207:9 [INFO] [stderr] | [INFO] [stderr] 207 | for i in 0..popsize { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.72s [INFO] running `"docker" "inspect" "507b4b33f4fb92d88915d0c5648151318afb136b1c054caa152d9490c02065d8"` [INFO] running `"docker" "rm" "-f" "507b4b33f4fb92d88915d0c5648151318afb136b1c054caa152d9490c02065d8"` [INFO] [stdout] 507b4b33f4fb92d88915d0c5648151318afb136b1c054caa152d9490c02065d8