[INFO] updating cached repository https://github.com/aep/zz [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/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] db26999085c43a98815088e6d4e3ebceaaa65a40 [INFO] testing aep/zz against beta-2019-09-28 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Faep%2Fzz" "work/builds/worker-9/source"` [INFO] [stderr] Cloning into 'work/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/aep/zz on toolchain beta-2019-09-28 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/aep/zz [INFO] finished tweaking git repo https://github.com/aep/zz [INFO] tweaked toml for git repo https://github.com/aep/zz written to work/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/aep/zz already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+beta-2019-09-28" "build" "--frozen"` [INFO] [stdout] 925e8f8fe31beead279e95cd50fa5bca1c5caea2ba3f22c0b09fe2ba21dce913 [INFO] running `"docker" "start" "-a" "925e8f8fe31beead279e95cd50fa5bca1c5caea2ba3f22c0b09fe2ba21dce913"` [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling syn v0.15.36 [INFO] [stderr] Compiling serde v1.0.92 [INFO] [stderr] Compiling ucd-trie v0.1.1 [INFO] [stderr] Compiling maplit v1.0.1 [INFO] [stderr] Compiling regex v1.1.7 [INFO] [stderr] Compiling utf8-ranges v1.0.3 [INFO] [stderr] Compiling seahash v3.0.6 [INFO] [stderr] Compiling fasthash-sys v0.3.2 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling regex-syntax v0.6.7 [INFO] [stderr] Compiling pest v2.1.1 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling rayon-core v1.5.0 [INFO] [stderr] Compiling pest_meta v2.1.1 [INFO] [stderr] Compiling pbr v1.0.1 [INFO] [stderr] Compiling xoroshiro128 v0.3.0 [INFO] [stderr] Compiling rayon v1.1.0 [INFO] [stderr] Compiling pest_generator v2.1.0 [INFO] [stderr] Compiling fasthash v0.4.0 [INFO] [stderr] Compiling serde_derive v1.0.92 [INFO] [stderr] Compiling env_logger v0.6.1 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling serde_json v1.0.40 [INFO] [stderr] Compiling toml v0.5.1 [INFO] [stderr] Compiling zz v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around pattern [INFO] [stderr] --> src/emitter.rs:294:13 [INFO] [stderr] | [INFO] [stderr] 294 | let (names) = match &ast.def { [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `header` [INFO] [stderr] --> src/main.rs:216:13 [INFO] [stderr] | [INFO] [stderr] 216 | let header = header.emit(); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_header` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `v` [INFO] [stderr] --> src/main.rs:172:37 [INFO] [stderr] | [INFO] [stderr] 172 | toml::Value::String(v) => { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_v` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pp` [INFO] [stderr] --> src/main.rs:310:9 [INFO] [stderr] | [INFO] [stderr] 310 | let pp = std::env::current_dir().unwrap(); [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_pp` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `typloc` [INFO] [stderr] --> src/parser.rs:689:21 [INFO] [stderr] | [INFO] [stderr] 689 | let typloc = Location{ [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_typloc` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tagloc` [INFO] [stderr] --> src/parser.rs:749:17 [INFO] [stderr] | [INFO] [stderr] 749 | let tagloc = Location{ [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_tagloc` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `packed` [INFO] [stderr] --> src/emitter.rs:314:22 [INFO] [stderr] | [INFO] [stderr] 314 | let (fields, packed) = match &ast.def { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_packed` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `names` [INFO] [stderr] --> src/abs.rs:524:28 [INFO] [stderr] | [INFO] [stderr] 524 | ast::Def::Enum{names,..} => { [INFO] [stderr] | ^^^^^ help: try ignoring the field: `names: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `args` [INFO] [stderr] --> src/lifetimes.rs:1007:29 [INFO] [stderr] | [INFO] [stderr] 1007 | ast::Def::Macro{args, body} => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `args: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `body` [INFO] [stderr] --> src/lifetimes.rs:1007:35 [INFO] [stderr] | [INFO] [stderr] 1007 | ast::Def::Macro{args, body} => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `body: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `expr` [INFO] [stderr] --> src/lifetimes.rs:1012:36 [INFO] [stderr] | [INFO] [stderr] 1012 | ast::Def::Const{typed, expr} => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `expr: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `expr` [INFO] [stderr] --> src/lifetimes.rs:1017:37 [INFO] [stderr] | [INFO] [stderr] 1017 | ast::Def::Static{typed, expr, storage, tags} => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `expr: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `storage` [INFO] [stderr] --> src/lifetimes.rs:1017:43 [INFO] [stderr] | [INFO] [stderr] 1017 | ast::Def::Static{typed, expr, storage, tags} => { [INFO] [stderr] | ^^^^^^^ help: try ignoring the field: `storage: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ptr` [INFO] [stderr] --> src/lifetimes.rs:144:21 [INFO] [stderr] | [INFO] [stderr] 144 | if let Some(ptr) = self.cur().locals.get(&name) { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_ptr` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rhs` [INFO] [stderr] --> src/lifetimes.rs:617:48 [INFO] [stderr] | [INFO] [stderr] 617 | ast::Expression::ArrayAccess {lhs, rhs, ..} => { [INFO] [stderr] | ^^^ help: try ignoring the field: `rhs: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `callloc` [INFO] [stderr] --> src/lifetimes.rs:631:64 [INFO] [stderr] | [INFO] [stderr] 631 | ast::Expression::Call { name, args: callargs, loc: callloc, .. } => { [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_callloc` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `loc` [INFO] [stderr] --> src/lifetimes.rs:644:41 [INFO] [stderr] | [INFO] [stderr] 644 | ... let (v, loc) = cs.iter().next().unwrap(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_loc` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `op` [INFO] [stderr] --> src/lifetimes.rs:724:55 [INFO] [stderr] | [INFO] [stderr] 724 | ast::Expression::UnaryPost {expr, ref mut op, ..}=> { [INFO] [stderr] | --------^^ [INFO] [stderr] | | [INFO] [stderr] | help: try ignoring the field: `op: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `loc` [INFO] [stderr] --> src/lifetimes.rs:727:50 [INFO] [stderr] | [INFO] [stderr] 727 | ast::Expression::UnaryPre {expr, op, loc}=> { [INFO] [stderr] | ^^^ help: try ignoring the field: `loc: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `loc` [INFO] [stderr] --> src/lifetimes.rs:775:42 [INFO] [stderr] | [INFO] [stderr] 775 | ast::Expression::StructInit {loc, typed, fields} => { [INFO] [stderr] | ^^^ help: try ignoring the field: `loc: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `typed` [INFO] [stderr] --> src/lifetimes.rs:775:47 [INFO] [stderr] | [INFO] [stderr] 775 | ast::Expression::StructInit {loc, typed, fields} => { [INFO] [stderr] | ^^^^^ help: try ignoring the field: `typed: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `loc` [INFO] [stderr] --> src/lifetimes.rs:885:34 [INFO] [stderr] | [INFO] [stderr] 885 | ast::Statement::Expr{loc, expr} => { [INFO] [stderr] | ^^^ help: try ignoring the field: `loc: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `loc` [INFO] [stderr] --> src/lifetimes.rs:907:46 [INFO] [stderr] | [INFO] [stderr] 907 | ast::Statement::Assign{lhs, rhs, loc, ..} => { [INFO] [stderr] | ^^^ help: try ignoring the field: `loc: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/lifetimes.rs:946:25 [INFO] [stderr] | [INFO] [stderr] 946 | let val = self.check_expr(expr, Access::Value); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rptr` [INFO] [stderr] --> src/lifetimes.rs:947:33 [INFO] [stderr] | [INFO] [stderr] 947 | if let Some(rptr) = self.current_return_ptr { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_rptr` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `loc` [INFO] [stderr] --> src/lifetimes.rs:964:36 [INFO] [stderr] | [INFO] [stderr] 964 | ast::Statement::Switch{loc, expr, cases, default} => { [INFO] [stderr] | ^^^ help: try ignoring the field: `loc: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/lifetimes.rs:965:21 [INFO] [stderr] | [INFO] [stderr] 965 | let val = self.check_expr(expr, Access::Value); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/lifetimes.rs:967:25 [INFO] [stderr] | [INFO] [stderr] 967 | let val = self.check_expr(expr, Access::Value); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lifetimes.rs:995:13 [INFO] [stderr] | [INFO] [stderr] 995 | let mut tags = Tags::new(); [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: field is never used: `name` [INFO] [stderr] --> src/lifetimes.rs:75:5 [INFO] [stderr] | [INFO] [stderr] 75 | name: String, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 17s [INFO] running `"docker" "inspect" "925e8f8fe31beead279e95cd50fa5bca1c5caea2ba3f22c0b09fe2ba21dce913"` [INFO] running `"docker" "rm" "-f" "925e8f8fe31beead279e95cd50fa5bca1c5caea2ba3f22c0b09fe2ba21dce913"` [INFO] [stdout] 925e8f8fe31beead279e95cd50fa5bca1c5caea2ba3f22c0b09fe2ba21dce913 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+beta-2019-09-28" "test" "--frozen" "--no-run"` [INFO] [stdout] 691fc7f9d4c07456286e7b48c3c513bb3da90fb4c124316d8953fd33137812a1 [INFO] running `"docker" "start" "-a" "691fc7f9d4c07456286e7b48c3c513bb3da90fb4c124316d8953fd33137812a1"` [INFO] [stderr] Compiling zz v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unnecessary parentheses around pattern [INFO] [stderr] --> src/emitter.rs:294:13 [INFO] [stderr] | [INFO] [stderr] 294 | let (names) = match &ast.def { [INFO] [stderr] | ^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `header` [INFO] [stderr] --> src/main.rs:216:13 [INFO] [stderr] | [INFO] [stderr] 216 | let header = header.emit(); [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_header` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `v` [INFO] [stderr] --> src/main.rs:172:37 [INFO] [stderr] | [INFO] [stderr] 172 | toml::Value::String(v) => { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_v` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pp` [INFO] [stderr] --> src/main.rs:310:9 [INFO] [stderr] | [INFO] [stderr] 310 | let pp = std::env::current_dir().unwrap(); [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_pp` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `typloc` [INFO] [stderr] --> src/parser.rs:689:21 [INFO] [stderr] | [INFO] [stderr] 689 | let typloc = Location{ [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_typloc` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tagloc` [INFO] [stderr] --> src/parser.rs:749:17 [INFO] [stderr] | [INFO] [stderr] 749 | let tagloc = Location{ [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_tagloc` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `packed` [INFO] [stderr] --> src/emitter.rs:314:22 [INFO] [stderr] | [INFO] [stderr] 314 | let (fields, packed) = match &ast.def { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_packed` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `names` [INFO] [stderr] --> src/abs.rs:524:28 [INFO] [stderr] | [INFO] [stderr] 524 | ast::Def::Enum{names,..} => { [INFO] [stderr] | ^^^^^ help: try ignoring the field: `names: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `args` [INFO] [stderr] --> src/lifetimes.rs:1007:29 [INFO] [stderr] | [INFO] [stderr] 1007 | ast::Def::Macro{args, body} => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `args: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `body` [INFO] [stderr] --> src/lifetimes.rs:1007:35 [INFO] [stderr] | [INFO] [stderr] 1007 | ast::Def::Macro{args, body} => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `body: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `expr` [INFO] [stderr] --> src/lifetimes.rs:1012:36 [INFO] [stderr] | [INFO] [stderr] 1012 | ast::Def::Const{typed, expr} => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `expr: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `expr` [INFO] [stderr] --> src/lifetimes.rs:1017:37 [INFO] [stderr] | [INFO] [stderr] 1017 | ast::Def::Static{typed, expr, storage, tags} => { [INFO] [stderr] | ^^^^ help: try ignoring the field: `expr: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `storage` [INFO] [stderr] --> src/lifetimes.rs:1017:43 [INFO] [stderr] | [INFO] [stderr] 1017 | ast::Def::Static{typed, expr, storage, tags} => { [INFO] [stderr] | ^^^^^^^ help: try ignoring the field: `storage: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ptr` [INFO] [stderr] --> src/lifetimes.rs:144:21 [INFO] [stderr] | [INFO] [stderr] 144 | if let Some(ptr) = self.cur().locals.get(&name) { [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_ptr` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rhs` [INFO] [stderr] --> src/lifetimes.rs:617:48 [INFO] [stderr] | [INFO] [stderr] 617 | ast::Expression::ArrayAccess {lhs, rhs, ..} => { [INFO] [stderr] | ^^^ help: try ignoring the field: `rhs: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `callloc` [INFO] [stderr] --> src/lifetimes.rs:631:64 [INFO] [stderr] | [INFO] [stderr] 631 | ast::Expression::Call { name, args: callargs, loc: callloc, .. } => { [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_callloc` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `loc` [INFO] [stderr] --> src/lifetimes.rs:644:41 [INFO] [stderr] | [INFO] [stderr] 644 | ... let (v, loc) = cs.iter().next().unwrap(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_loc` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `op` [INFO] [stderr] --> src/lifetimes.rs:724:55 [INFO] [stderr] | [INFO] [stderr] 724 | ast::Expression::UnaryPost {expr, ref mut op, ..}=> { [INFO] [stderr] | --------^^ [INFO] [stderr] | | [INFO] [stderr] | help: try ignoring the field: `op: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `loc` [INFO] [stderr] --> src/lifetimes.rs:727:50 [INFO] [stderr] | [INFO] [stderr] 727 | ast::Expression::UnaryPre {expr, op, loc}=> { [INFO] [stderr] | ^^^ help: try ignoring the field: `loc: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `loc` [INFO] [stderr] --> src/lifetimes.rs:775:42 [INFO] [stderr] | [INFO] [stderr] 775 | ast::Expression::StructInit {loc, typed, fields} => { [INFO] [stderr] | ^^^ help: try ignoring the field: `loc: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `typed` [INFO] [stderr] --> src/lifetimes.rs:775:47 [INFO] [stderr] | [INFO] [stderr] 775 | ast::Expression::StructInit {loc, typed, fields} => { [INFO] [stderr] | ^^^^^ help: try ignoring the field: `typed: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `loc` [INFO] [stderr] --> src/lifetimes.rs:885:34 [INFO] [stderr] | [INFO] [stderr] 885 | ast::Statement::Expr{loc, expr} => { [INFO] [stderr] | ^^^ help: try ignoring the field: `loc: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `loc` [INFO] [stderr] --> src/lifetimes.rs:907:46 [INFO] [stderr] | [INFO] [stderr] 907 | ast::Statement::Assign{lhs, rhs, loc, ..} => { [INFO] [stderr] | ^^^ help: try ignoring the field: `loc: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/lifetimes.rs:946:25 [INFO] [stderr] | [INFO] [stderr] 946 | let val = self.check_expr(expr, Access::Value); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rptr` [INFO] [stderr] --> src/lifetimes.rs:947:33 [INFO] [stderr] | [INFO] [stderr] 947 | if let Some(rptr) = self.current_return_ptr { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_rptr` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `loc` [INFO] [stderr] --> src/lifetimes.rs:964:36 [INFO] [stderr] | [INFO] [stderr] 964 | ast::Statement::Switch{loc, expr, cases, default} => { [INFO] [stderr] | ^^^ help: try ignoring the field: `loc: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/lifetimes.rs:965:21 [INFO] [stderr] | [INFO] [stderr] 965 | let val = self.check_expr(expr, Access::Value); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `val` [INFO] [stderr] --> src/lifetimes.rs:967:25 [INFO] [stderr] | [INFO] [stderr] 967 | let val = self.check_expr(expr, Access::Value); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_val` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lifetimes.rs:995:13 [INFO] [stderr] | [INFO] [stderr] 995 | let mut tags = Tags::new(); [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: field is never used: `name` [INFO] [stderr] --> src/lifetimes.rs:75:5 [INFO] [stderr] | [INFO] [stderr] 75 | name: String, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.56s [INFO] running `"docker" "inspect" "691fc7f9d4c07456286e7b48c3c513bb3da90fb4c124316d8953fd33137812a1"` [INFO] running `"docker" "rm" "-f" "691fc7f9d4c07456286e7b48c3c513bb3da90fb4c124316d8953fd33137812a1"` [INFO] [stdout] 691fc7f9d4c07456286e7b48c3c513bb3da90fb4c124316d8953fd33137812a1 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+beta-2019-09-28" "test" "--frozen"` [INFO] [stdout] abdf2a638a4b77f24e4eeb302fc71ce3b453b41d7d7c539465ed35d4e67858c5 [INFO] running `"docker" "start" "-a" "abdf2a638a4b77f24e4eeb302fc71ce3b453b41d7d7c539465ed35d4e67858c5"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/zz-95bcd4ba8d5705d9 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "abdf2a638a4b77f24e4eeb302fc71ce3b453b41d7d7c539465ed35d4e67858c5"` [INFO] running `"docker" "rm" "-f" "abdf2a638a4b77f24e4eeb302fc71ce3b453b41d7d7c539465ed35d4e67858c5"` [INFO] [stdout] abdf2a638a4b77f24e4eeb302fc71ce3b453b41d7d7c539465ed35d4e67858c5