Nov 17 00:02:27.626 INFO testing jasonhansel/paraphrase against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 17 00:02:27.627 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-3/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 17 00:02:28.091 INFO [stdout] 9f9393201665e252c5217b6d18aec0150831eabbbcd1d0670ac2031d3807da25
Nov 17 00:02:28.094 INFO running `"docker" "start" "-a" "9f9393201665e252c5217b6d18aec0150831eabbbcd1d0670ac2031d3807da25"`
Nov 17 00:02:29.955 INFO [stderr] usermod: no changes
Nov 17 00:02:30.104 INFO [stderr]    Compiling structopt v0.1.7
Nov 17 00:02:30.846 INFO [stderr]    Compiling paraphrase v0.1.0 (/source)
Nov 17 00:02:32.163 INFO [stderr] warning: unused imports: `IndexMut`, `Index`
Nov 17 00:02:32.163 INFO [stderr]   --> src/value.rs:13:20
Nov 17 00:02:32.163 INFO [stderr]    |
Nov 17 00:02:32.163 INFO [stderr] 13 | use std::ops::{Add,Index,IndexMut};
Nov 17 00:02:32.163 INFO [stderr]    |                    ^^^^^ ^^^^^^^^
Nov 17 00:02:32.163 INFO [stderr]    |
Nov 17 00:02:32.163 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 17 00:02:32.163 INFO [stderr] 
Nov 17 00:02:32.163 INFO [stderr] warning: unnecessary parentheses around `if let` head expression
Nov 17 00:02:32.163 INFO [stderr]    --> src/base.rs:201:36
Nov 17 00:02:32.163 INFO [stderr]     |
Nov 17 00:02:32.163 INFO [stderr] 201 |                 if let Some(tag) = (name_tag.get(1)) {
Nov 17 00:02:32.163 INFO [stderr]     |                                    ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 17 00:02:32.163 INFO [stderr]     |
Nov 17 00:02:32.163 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Nov 17 00:02:32.163 INFO [stderr] 
Nov 17 00:02:32.163 INFO [stderr] warning: unused import: `UnwindSafe`
Nov 17 00:02:32.163 INFO [stderr]   --> src/expand.rs:16:18
Nov 17 00:02:32.163 INFO [stderr]    |
Nov 17 00:02:32.163 INFO [stderr] 16 | use std::panic::{UnwindSafe,AssertUnwindSafe};
Nov 17 00:02:32.163 INFO [stderr]    |                  ^^^^^^^^^^
Nov 17 00:02:32.163 INFO [stderr] 
Nov 17 00:02:32.163 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 17 00:02:32.164 INFO [stderr]    --> src/expand.rs:238:41
Nov 17 00:02:32.164 INFO [stderr]     |
Nov 17 00:02:32.164 INFO [stderr] 238 |         self.final_join = Some(Box::new((self.handle_call(cmd, call))));
Nov 17 00:02:32.164 INFO [stderr]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 17 00:02:32.164 INFO [stderr] 
Nov 17 00:02:32.164 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 17 00:02:32.164 INFO [stderr]    --> src/expand.rs:407:26
Nov 17 00:02:32.164 INFO [stderr]     |
Nov 17 00:02:32.164 INFO [stderr] 407 |                   Box::new((final_join.map(|w| {
Nov 17 00:02:32.164 INFO [stderr]     |  __________________________^
Nov 17 00:02:32.164 INFO [stderr] 408 | |                     match w {
Nov 17 00:02:32.164 INFO [stderr] 409 | |                         EvalResult::Expand(new_scope, new_rope) => Loop::Continue((joins, new_scope, new_rope)),
Nov 17 00:02:32.164 INFO [stderr] 410 | |                         EvalResult::Done(val) => {
Nov 17 00:02:32.164 INFO [stderr] ...   |
Nov 17 00:02:32.164 INFO [stderr] 414 | |                     }
Nov 17 00:02:32.164 INFO [stderr] 415 | |                 })))  as Fut<Loop<_,_>>
Nov 17 00:02:32.164 INFO [stderr]     | |___________________^
Nov 17 00:02:32.164 INFO [stderr] help: remove these parentheses
Nov 17 00:02:32.164 INFO [stderr]     |
Nov 17 00:02:32.164 INFO [stderr] 407 |                 Box::new(final_join.map(|w| {
Nov 17 00:02:32.164 INFO [stderr] 408 |                     match w {
Nov 17 00:02:32.164 INFO [stderr] 409 |                         EvalResult::Expand(new_scope, new_rope) => Loop::Continue((joins, new_scope, new_rope)),
Nov 17 00:02:32.164 INFO [stderr] 410 |                         EvalResult::Done(val) => {
Nov 17 00:02:32.164 INFO [stderr] 411 |                             joins.push(Box::new(ok(Rope::from_value(val))));
Nov 17 00:02:32.164 INFO [stderr] 412 |                             Loop::Break(joins)
Nov 17 00:02:32.164 INFO [stderr]   ...
Nov 17 00:02:32.164 INFO [stderr] 
Nov 17 00:02:32.164 INFO [stderr] warning: unused import: `CpuFuture`
Nov 17 00:02:32.164 INFO [stderr]   --> src/main.rs:38:23
Nov 17 00:02:32.164 INFO [stderr]    |
Nov 17 00:02:32.164 INFO [stderr] 38 | use futures_cpupool::{CpuFuture, CpuPool};
Nov 17 00:02:32.164 INFO [stderr]    |                       ^^^^^^^^^
Nov 17 00:02:32.164 INFO [stderr] 
Nov 17 00:02:32.164 INFO [stderr] warning: unused import: `std::borrow::Cow`
Nov 17 00:02:32.164 INFO [stderr]   --> src/main.rs:41:5
Nov 17 00:02:32.164 INFO [stderr]    |
Nov 17 00:02:32.164 INFO [stderr] 41 | use std::borrow::Cow;
Nov 17 00:02:32.164 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Nov 17 00:02:32.164 INFO [stderr] 
Nov 17 00:02:32.164 INFO [stderr] warning: unused import: `std::rc::Rc`
Nov 17 00:02:32.164 INFO [stderr]   --> src/main.rs:42:5
Nov 17 00:02:32.164 INFO [stderr]    |
Nov 17 00:02:32.164 INFO [stderr] 42 | use std::rc::Rc;
Nov 17 00:02:32.164 INFO [stderr]    |     ^^^^^^^^^^^
Nov 17 00:02:32.164 INFO [stderr] 
Nov 17 00:02:32.373 INFO [stderr] warning: unreachable statement
Nov 17 00:02:32.373 INFO [stderr]   --> src/value.rs:55:9
Nov 17 00:02:32.373 INFO [stderr]    |
Nov 17 00:02:32.373 INFO [stderr] 55 |         let range = self.range.clone();
Nov 17 00:02:32.373 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 00:02:32.373 INFO [stderr]    |
Nov 17 00:02:32.373 INFO [stderr]    = note: #[warn(unreachable_code)] on by default
Nov 17 00:02:32.373 INFO [stderr] 
Nov 17 00:02:32.660 INFO [stderr] warning: unused variable: `new_scope`
Nov 17 00:02:32.660 INFO [stderr]    --> src/expand.rs:306:25
Nov 17 00:02:32.660 INFO [stderr]     |
Nov 17 00:02:32.660 INFO [stderr] 306 |                     let new_scope = scope.clone();
Nov 17 00:02:32.660 INFO [stderr]     |                         ^^^^^^^^^ help: consider using `_new_scope` instead
Nov 17 00:02:32.660 INFO [stderr]     |
Nov 17 00:02:32.660 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 17 00:02:32.660 INFO [stderr] 
Nov 17 00:02:32.660 INFO [stderr] warning: unused variable: `id`
Nov 17 00:02:32.660 INFO [stderr]    --> src/expand.rs:385:9
Nov 17 00:02:32.660 INFO [stderr]     |
Nov 17 00:02:32.660 INFO [stderr] 385 |     let id = rand::random::<u64>();
Nov 17 00:02:32.660 INFO [stderr]     |         ^^ help: consider using `_id` instead
Nov 17 00:02:32.661 INFO [stderr] 
Nov 17 00:02:32.661 INFO [stderr] warning: unused variable: `scope`
Nov 17 00:02:32.661 INFO [stderr]    --> src/expand.rs:186:17
Nov 17 00:02:32.661 INFO [stderr]     |
Nov 17 00:02:32.661 INFO [stderr] 186 |             let scope = self.scope.clone();
Nov 17 00:02:32.661 INFO [stderr]     |                 ^^^^^ help: consider using `_scope` instead
Nov 17 00:02:32.661 INFO [stderr] 
Nov 17 00:02:32.661 INFO [stderr] warning: unused variable: `pool2`
Nov 17 00:02:32.661 INFO [stderr]    --> src/expand.rs:187:17
Nov 17 00:02:32.661 INFO [stderr]     |
Nov 17 00:02:32.661 INFO [stderr] 187 |             let pool2 = self.pool.clone();
Nov 17 00:02:32.661 INFO [stderr]     |                 ^^^^^ help: consider using `_pool2` instead
Nov 17 00:02:32.661 INFO [stderr] 
Nov 17 00:02:32.661 INFO [stderr] warning: unused variable: `scope`
Nov 17 00:02:32.661 INFO [stderr]    --> src/expand.rs:179:54
Nov 17 00:02:32.661 INFO [stderr]     |
Nov 17 00:02:32.661 INFO [stderr] 179 |     fn end_command(&mut self, cmd: Vec<CommandPart>, scope: Arc<Scope>) {
Nov 17 00:02:32.661 INFO [stderr]     |                                                      ^^^^^ help: consider using `_scope` instead
Nov 17 00:02:32.662 INFO [stderr] 
Nov 17 00:02:32.741 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:02:32.742 INFO [stderr]    --> src/scope.rs:196:41
Nov 17 00:02:32.742 INFO [stderr]     |
Nov 17 00:02:32.742 INFO [stderr] 196 |              code(args.into_iter().map(|mut x| { x }).collect())
Nov 17 00:02:32.742 INFO [stderr]     |                                         ----^
Nov 17 00:02:32.742 INFO [stderr]     |                                         |
Nov 17 00:02:32.742 INFO [stderr]     |                                         help: remove this `mut`
Nov 17 00:02:32.742 INFO [stderr]     |
Nov 17 00:02:32.742 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 17 00:02:32.742 INFO [stderr] 
Nov 17 00:02:32.755 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:02:32.755 INFO [stderr]    --> src/base.rs:116:87
Nov 17 00:02:32.755 INFO [stderr]     |
Nov 17 00:02:32.755 INFO [stderr] 116 |         (Some(Str(n)), Some(Str(replacement)), Some(Closure(ValueClosure(inner_scope, mut h))), None, ..) => {
Nov 17 00:02:32.755 INFO [stderr]     |                                                                                       ----^
Nov 17 00:02:32.755 INFO [stderr]     |                                                                                       |
Nov 17 00:02:32.755 INFO [stderr]     |                                                                                       help: remove this `mut`
Nov 17 00:02:32.755 INFO [stderr] 
Nov 17 00:02:32.805 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:02:32.805 INFO [stderr]    --> src/expand.rs:220:29
Nov 17 00:02:32.805 INFO [stderr]     |
Nov 17 00:02:32.805 INFO [stderr] 220 |     fn raw_param(&mut self, mut rope: Rope) {
Nov 17 00:02:32.805 INFO [stderr]     |                             ----^^^^
Nov 17 00:02:32.805 INFO [stderr]     |                             |
Nov 17 00:02:32.805 INFO [stderr]     |                             help: remove this `mut`
Nov 17 00:02:32.805 INFO [stderr] 
Nov 17 00:02:32.806 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:02:32.806 INFO [stderr]    --> src/expand.rs:227:54
Nov 17 00:02:32.806 INFO [stderr]     |
Nov 17 00:02:32.806 INFO [stderr] 227 |     fn semi_param(&mut self, stack: Vec<ParseEntry>, mut rope: Rope, cmd: Vec<CommandPart>) {
Nov 17 00:02:32.806 INFO [stderr]     |                                                      ----^^^^
Nov 17 00:02:32.806 INFO [stderr]     |                                                      |
Nov 17 00:02:32.806 INFO [stderr]     |                                                      help: remove this `mut`
Nov 17 00:02:32.806 INFO [stderr] 
Nov 17 00:02:32.807 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:02:32.807 INFO [stderr]    --> src/expand.rs:240:24
Nov 17 00:02:32.807 INFO [stderr]     |
Nov 17 00:02:32.807 INFO [stderr] 240 |     fn text(&mut self, mut rope: Rope) {
Nov 17 00:02:32.807 INFO [stderr]     |                        ----^^^^
Nov 17 00:02:32.807 INFO [stderr]     |                        |
Nov 17 00:02:32.807 INFO [stderr]     |                        help: remove this `mut`
Nov 17 00:02:32.807 INFO [stderr] 
Nov 17 00:02:32.842 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:02:32.842 INFO [stderr]    --> src/expand.rs:389:92
Nov 17 00:02:32.842 INFO [stderr]     |
Nov 17 00:02:32.842 INFO [stderr] 389 |         loop_fn(( (vec![] as Vec<Fut<Rope>>), _scope, _rope), move |(mut joins, mut scope, mut rope)| {
Nov 17 00:02:32.842 INFO [stderr]     |                                                                                            ----^^^^
Nov 17 00:02:32.842 INFO [stderr]     |                                                                                            |
Nov 17 00:02:32.842 INFO [stderr]     |                                                                                            help: remove this `mut`
Nov 17 00:02:32.842 INFO [stderr] 
Nov 17 00:02:32.846 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 00:02:32.846 INFO [stderr]    --> src/value.rs:356:9
Nov 17 00:02:32.846 INFO [stderr]     |
Nov 17 00:02:32.846 INFO [stderr] 356 |         write!(f, "CODE<");
Nov 17 00:02:32.847 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^
Nov 17 00:02:32.847 INFO [stderr]     |
Nov 17 00:02:32.847 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 17 00:02:32.847 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 00:02:32.847 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 17 00:02:32.847 INFO [stderr] 
Nov 17 00:02:32.848 INFO [stderr] warning: static variable `latest_tag` should have an upper case name such as `LATEST_TAG`
Nov 17 00:02:32.848 INFO [stderr]   --> src/scope.rs:14:1
Nov 17 00:02:32.848 INFO [stderr]    |
Nov 17 00:02:32.848 INFO [stderr] 14 | static latest_tag : AtomicUsize = AtomicUsize::new(0);
Nov 17 00:02:32.848 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 00:02:32.848 INFO [stderr]    |
Nov 17 00:02:32.848 INFO [stderr]    = note: #[warn(non_upper_case_globals)] on by default
Nov 17 00:02:32.848 INFO [stderr] 
Nov 17 00:02:32.850 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 00:02:32.850 INFO [stderr]   --> src/scope.rs:40:76
Nov 17 00:02:32.850 INFO [stderr]    |
Nov 17 00:02:32.850 INFO [stderr] 40 |             &User(ref s, _, ref v) => { write!(f, "params (")?; s.fmt(f)?; write!(f, ") in "); v.fmt(f) },
Nov 17 00:02:32.850 INFO [stderr]    |                                                                            ^^^^^^^^^^^^^^^^^^^
Nov 17 00:02:32.850 INFO [stderr]    |
Nov 17 00:02:32.850 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 00:02:32.850 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 17 00:02:32.850 INFO [stderr] 
Nov 17 00:02:32.895 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 00:02:32.895 INFO [stderr]   --> src/main.rs:78:13
Nov 17 00:02:32.895 INFO [stderr]    |
Nov 17 00:02:32.895 INFO [stderr] 78 |             file.read_to_string(&mut s);
Nov 17 00:02:32.895 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 00:02:32.895 INFO [stderr]    |
Nov 17 00:02:32.895 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 00:02:32.895 INFO [stderr] 
Nov 17 00:02:38.263 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.28s
Nov 17 00:02:38.267 INFO [stderr] su: No module specific data is present
Nov 17 00:02:39.327 INFO running `"docker" "inspect" "9f9393201665e252c5217b6d18aec0150831eabbbcd1d0670ac2031d3807da25"`
Nov 17 00:02:39.679 INFO running `"docker" "rm" "-f" "9f9393201665e252c5217b6d18aec0150831eabbbcd1d0670ac2031d3807da25"`
Nov 17 00:02:39.999 INFO [stdout] 9f9393201665e252c5217b6d18aec0150831eabbbcd1d0670ac2031d3807da25
Nov 17 00:02:40.003 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-3/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 17 00:02:40.419 INFO [stdout] 264d4f6b9f6a1295d6fd17f9137b0be03e87144858d3cd417ff6168b27fd5c83
Nov 17 00:02:40.422 INFO running `"docker" "start" "-a" "264d4f6b9f6a1295d6fd17f9137b0be03e87144858d3cd417ff6168b27fd5c83"`
Nov 17 00:02:42.098 INFO [stderr] usermod: no changes
Nov 17 00:02:42.303 INFO [stderr]    Compiling paraphrase v0.1.0 (/source)
Nov 17 00:02:43.283 INFO [stderr] warning: unused imports: `IndexMut`, `Index`
Nov 17 00:02:43.283 INFO [stderr]   --> src/value.rs:13:20
Nov 17 00:02:43.283 INFO [stderr]    |
Nov 17 00:02:43.283 INFO [stderr] 13 | use std::ops::{Add,Index,IndexMut};
Nov 17 00:02:43.283 INFO [stderr]    |                    ^^^^^ ^^^^^^^^
Nov 17 00:02:43.283 INFO [stderr]    |
Nov 17 00:02:43.283 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 17 00:02:43.283 INFO [stderr] 
Nov 17 00:02:43.285 INFO [stderr] warning: unnecessary parentheses around `if let` head expression
Nov 17 00:02:43.285 INFO [stderr]    --> src/base.rs:201:36
Nov 17 00:02:43.285 INFO [stderr]     |
Nov 17 00:02:43.285 INFO [stderr] 201 |                 if let Some(tag) = (name_tag.get(1)) {
Nov 17 00:02:43.285 INFO [stderr]     |                                    ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 17 00:02:43.285 INFO [stderr]     |
Nov 17 00:02:43.285 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Nov 17 00:02:43.285 INFO [stderr] 
Nov 17 00:02:43.285 INFO [stderr] warning: unused import: `UnwindSafe`
Nov 17 00:02:43.285 INFO [stderr]   --> src/expand.rs:16:18
Nov 17 00:02:43.285 INFO [stderr]    |
Nov 17 00:02:43.285 INFO [stderr] 16 | use std::panic::{UnwindSafe,AssertUnwindSafe};
Nov 17 00:02:43.285 INFO [stderr]    |                  ^^^^^^^^^^
Nov 17 00:02:43.285 INFO [stderr] 
Nov 17 00:02:43.286 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 17 00:02:43.286 INFO [stderr]    --> src/expand.rs:238:41
Nov 17 00:02:43.286 INFO [stderr]     |
Nov 17 00:02:43.286 INFO [stderr] 238 |         self.final_join = Some(Box::new((self.handle_call(cmd, call))));
Nov 17 00:02:43.286 INFO [stderr]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 17 00:02:43.286 INFO [stderr] 
Nov 17 00:02:43.289 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 17 00:02:43.290 INFO [stderr]    --> src/expand.rs:407:26
Nov 17 00:02:43.290 INFO [stderr]     |
Nov 17 00:02:43.290 INFO [stderr] 407 |                   Box::new((final_join.map(|w| {
Nov 17 00:02:43.290 INFO [stderr]     |  __________________________^
Nov 17 00:02:43.290 INFO [stderr] 408 | |                     match w {
Nov 17 00:02:43.290 INFO [stderr] 409 | |                         EvalResult::Expand(new_scope, new_rope) => Loop::Continue((joins, new_scope, new_rope)),
Nov 17 00:02:43.290 INFO [stderr] 410 | |                         EvalResult::Done(val) => {
Nov 17 00:02:43.290 INFO [stderr] ...   |
Nov 17 00:02:43.290 INFO [stderr] 414 | |                     }
Nov 17 00:02:43.290 INFO [stderr] 415 | |                 })))  as Fut<Loop<_,_>>
Nov 17 00:02:43.290 INFO [stderr]     | |___________________^
Nov 17 00:02:43.290 INFO [stderr] help: remove these parentheses
Nov 17 00:02:43.290 INFO [stderr]     |
Nov 17 00:02:43.290 INFO [stderr] 407 |                 Box::new(final_join.map(|w| {
Nov 17 00:02:43.290 INFO [stderr] 408 |                     match w {
Nov 17 00:02:43.290 INFO [stderr] 409 |                         EvalResult::Expand(new_scope, new_rope) => Loop::Continue((joins, new_scope, new_rope)),
Nov 17 00:02:43.290 INFO [stderr] 410 |                         EvalResult::Done(val) => {
Nov 17 00:02:43.290 INFO [stderr] 411 |                             joins.push(Box::new(ok(Rope::from_value(val))));
Nov 17 00:02:43.290 INFO [stderr] 412 |                             Loop::Break(joins)
Nov 17 00:02:43.290 INFO [stderr]   ...
Nov 17 00:02:43.290 INFO [stderr] 
Nov 17 00:02:43.290 INFO [stderr] warning: unused import: `CpuFuture`
Nov 17 00:02:43.290 INFO [stderr]   --> src/main.rs:38:23
Nov 17 00:02:43.290 INFO [stderr]    |
Nov 17 00:02:43.290 INFO [stderr] 38 | use futures_cpupool::{CpuFuture, CpuPool};
Nov 17 00:02:43.290 INFO [stderr]    |                       ^^^^^^^^^
Nov 17 00:02:43.290 INFO [stderr] 
Nov 17 00:02:43.290 INFO [stderr] warning: unused import: `std::borrow::Cow`
Nov 17 00:02:43.290 INFO [stderr]   --> src/main.rs:41:5
Nov 17 00:02:43.290 INFO [stderr]    |
Nov 17 00:02:43.290 INFO [stderr] 41 | use std::borrow::Cow;
Nov 17 00:02:43.290 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Nov 17 00:02:43.290 INFO [stderr] 
Nov 17 00:02:43.290 INFO [stderr] warning: unused import: `std::rc::Rc`
Nov 17 00:02:43.290 INFO [stderr]   --> src/main.rs:42:5
Nov 17 00:02:43.290 INFO [stderr]    |
Nov 17 00:02:43.290 INFO [stderr] 42 | use std::rc::Rc;
Nov 17 00:02:43.290 INFO [stderr]    |     ^^^^^^^^^^^
Nov 17 00:02:43.290 INFO [stderr] 
Nov 17 00:02:43.422 INFO [stderr] warning: unreachable statement
Nov 17 00:02:43.422 INFO [stderr]   --> src/value.rs:55:9
Nov 17 00:02:43.422 INFO [stderr]    |
Nov 17 00:02:43.422 INFO [stderr] 55 |         let range = self.range.clone();
Nov 17 00:02:43.422 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 00:02:43.422 INFO [stderr]    |
Nov 17 00:02:43.422 INFO [stderr]    = note: #[warn(unreachable_code)] on by default
Nov 17 00:02:43.422 INFO [stderr] 
Nov 17 00:02:43.691 INFO [stderr] warning: unused variable: `new_scope`
Nov 17 00:02:43.691 INFO [stderr]    --> src/expand.rs:306:25
Nov 17 00:02:43.692 INFO [stderr]     |
Nov 17 00:02:43.692 INFO [stderr] 306 |                     let new_scope = scope.clone();
Nov 17 00:02:43.692 INFO [stderr]     |                         ^^^^^^^^^ help: consider using `_new_scope` instead
Nov 17 00:02:43.692 INFO [stderr]     |
Nov 17 00:02:43.692 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 17 00:02:43.693 INFO [stderr] 
Nov 17 00:02:43.693 INFO [stderr] warning: unused variable: `id`
Nov 17 00:02:43.693 INFO [stderr]    --> src/expand.rs:385:9
Nov 17 00:02:43.693 INFO [stderr]     |
Nov 17 00:02:43.693 INFO [stderr] 385 |     let id = rand::random::<u64>();
Nov 17 00:02:43.693 INFO [stderr]     |         ^^ help: consider using `_id` instead
Nov 17 00:02:43.693 INFO [stderr] 
Nov 17 00:02:43.693 INFO [stderr] warning: unused variable: `scope`
Nov 17 00:02:43.693 INFO [stderr]    --> src/expand.rs:186:17
Nov 17 00:02:43.693 INFO [stderr]     |
Nov 17 00:02:43.693 INFO [stderr] 186 |             let scope = self.scope.clone();
Nov 17 00:02:43.693 INFO [stderr]     |                 ^^^^^ help: consider using `_scope` instead
Nov 17 00:02:43.693 INFO [stderr] 
Nov 17 00:02:43.693 INFO [stderr] warning: unused variable: `pool2`
Nov 17 00:02:43.693 INFO [stderr]    --> src/expand.rs:187:17
Nov 17 00:02:43.693 INFO [stderr]     |
Nov 17 00:02:43.693 INFO [stderr] 187 |             let pool2 = self.pool.clone();
Nov 17 00:02:43.693 INFO [stderr]     |                 ^^^^^ help: consider using `_pool2` instead
Nov 17 00:02:43.693 INFO [stderr] 
Nov 17 00:02:43.693 INFO [stderr] warning: unused variable: `scope`
Nov 17 00:02:43.693 INFO [stderr]    --> src/expand.rs:179:54
Nov 17 00:02:43.693 INFO [stderr]     |
Nov 17 00:02:43.693 INFO [stderr] 179 |     fn end_command(&mut self, cmd: Vec<CommandPart>, scope: Arc<Scope>) {
Nov 17 00:02:43.693 INFO [stderr]     |                                                      ^^^^^ help: consider using `_scope` instead
Nov 17 00:02:43.693 INFO [stderr] 
Nov 17 00:02:43.772 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:02:43.772 INFO [stderr]    --> src/scope.rs:196:41
Nov 17 00:02:43.772 INFO [stderr]     |
Nov 17 00:02:43.772 INFO [stderr] 196 |              code(args.into_iter().map(|mut x| { x }).collect())
Nov 17 00:02:43.772 INFO [stderr]     |                                         ----^
Nov 17 00:02:43.772 INFO [stderr]     |                                         |
Nov 17 00:02:43.772 INFO [stderr]     |                                         help: remove this `mut`
Nov 17 00:02:43.772 INFO [stderr]     |
Nov 17 00:02:43.772 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 17 00:02:43.772 INFO [stderr] 
Nov 17 00:02:43.787 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:02:43.787 INFO [stderr]    --> src/base.rs:116:87
Nov 17 00:02:43.787 INFO [stderr]     |
Nov 17 00:02:43.787 INFO [stderr] 116 |         (Some(Str(n)), Some(Str(replacement)), Some(Closure(ValueClosure(inner_scope, mut h))), None, ..) => {
Nov 17 00:02:43.787 INFO [stderr]     |                                                                                       ----^
Nov 17 00:02:43.787 INFO [stderr]     |                                                                                       |
Nov 17 00:02:43.787 INFO [stderr]     |                                                                                       help: remove this `mut`
Nov 17 00:02:43.787 INFO [stderr] 
Nov 17 00:02:43.833 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:02:43.833 INFO [stderr]    --> src/expand.rs:220:29
Nov 17 00:02:43.833 INFO [stderr]     |
Nov 17 00:02:43.833 INFO [stderr] 220 |     fn raw_param(&mut self, mut rope: Rope) {
Nov 17 00:02:43.833 INFO [stderr]     |                             ----^^^^
Nov 17 00:02:43.833 INFO [stderr]     |                             |
Nov 17 00:02:43.833 INFO [stderr]     |                             help: remove this `mut`
Nov 17 00:02:43.833 INFO [stderr] 
Nov 17 00:02:43.836 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:02:43.836 INFO [stderr]    --> src/expand.rs:227:54
Nov 17 00:02:43.837 INFO [stderr]     |
Nov 17 00:02:43.837 INFO [stderr] 227 |     fn semi_param(&mut self, stack: Vec<ParseEntry>, mut rope: Rope, cmd: Vec<CommandPart>) {
Nov 17 00:02:43.837 INFO [stderr]     |                                                      ----^^^^
Nov 17 00:02:43.837 INFO [stderr]     |                                                      |
Nov 17 00:02:43.837 INFO [stderr]     |                                                      help: remove this `mut`
Nov 17 00:02:43.837 INFO [stderr] 
Nov 17 00:02:43.839 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:02:43.839 INFO [stderr]    --> src/expand.rs:240:24
Nov 17 00:02:43.839 INFO [stderr]     |
Nov 17 00:02:43.839 INFO [stderr] 240 |     fn text(&mut self, mut rope: Rope) {
Nov 17 00:02:43.839 INFO [stderr]     |                        ----^^^^
Nov 17 00:02:43.840 INFO [stderr]     |                        |
Nov 17 00:02:43.840 INFO [stderr]     |                        help: remove this `mut`
Nov 17 00:02:43.840 INFO [stderr] 
Nov 17 00:02:43.872 INFO [stderr] warning: variable does not need to be mutable
Nov 17 00:02:43.872 INFO [stderr]    --> src/expand.rs:389:92
Nov 17 00:02:43.872 INFO [stderr]     |
Nov 17 00:02:43.872 INFO [stderr] 389 |         loop_fn(( (vec![] as Vec<Fut<Rope>>), _scope, _rope), move |(mut joins, mut scope, mut rope)| {
Nov 17 00:02:43.872 INFO [stderr]     |                                                                                            ----^^^^
Nov 17 00:02:43.873 INFO [stderr]     |                                                                                            |
Nov 17 00:02:43.873 INFO [stderr]     |                                                                                            help: remove this `mut`
Nov 17 00:02:43.873 INFO [stderr] 
Nov 17 00:02:43.891 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 00:02:43.891 INFO [stderr]    --> src/value.rs:356:9
Nov 17 00:02:43.891 INFO [stderr]     |
Nov 17 00:02:43.891 INFO [stderr] 356 |         write!(f, "CODE<");
Nov 17 00:02:43.891 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^
Nov 17 00:02:43.891 INFO [stderr]     |
Nov 17 00:02:43.891 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 17 00:02:43.891 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 00:02:43.891 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 17 00:02:43.891 INFO [stderr] 
Nov 17 00:02:43.891 INFO [stderr] warning: static variable `latest_tag` should have an upper case name such as `LATEST_TAG`
Nov 17 00:02:43.891 INFO [stderr]   --> src/scope.rs:14:1
Nov 17 00:02:43.891 INFO [stderr]    |
Nov 17 00:02:43.894 INFO [stderr] 14 | static latest_tag : AtomicUsize = AtomicUsize::new(0);
Nov 17 00:02:43.894 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 00:02:43.894 INFO [stderr]    |
Nov 17 00:02:43.894 INFO [stderr]    = note: #[warn(non_upper_case_globals)] on by default
Nov 17 00:02:43.894 INFO [stderr] 
Nov 17 00:02:43.894 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 00:02:43.894 INFO [stderr]   --> src/scope.rs:40:76
Nov 17 00:02:43.894 INFO [stderr]    |
Nov 17 00:02:43.894 INFO [stderr] 40 |             &User(ref s, _, ref v) => { write!(f, "params (")?; s.fmt(f)?; write!(f, ") in "); v.fmt(f) },
Nov 17 00:02:43.894 INFO [stderr]    |                                                                            ^^^^^^^^^^^^^^^^^^^
Nov 17 00:02:43.894 INFO [stderr]    |
Nov 17 00:02:43.894 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 00:02:43.894 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 17 00:02:43.894 INFO [stderr] 
Nov 17 00:02:43.919 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 00:02:43.919 INFO [stderr]   --> src/main.rs:78:13
Nov 17 00:02:43.919 INFO [stderr]    |
Nov 17 00:02:43.919 INFO [stderr] 78 |             file.read_to_string(&mut s);
Nov 17 00:02:43.919 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 00:02:43.919 INFO [stderr]    |
Nov 17 00:02:43.919 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 00:02:43.919 INFO [stderr] 
Nov 17 00:02:44.278 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.16s
Nov 17 00:02:44.286 INFO [stderr] su: No module specific data is present
Nov 17 00:02:45.745 INFO running `"docker" "inspect" "264d4f6b9f6a1295d6fd17f9137b0be03e87144858d3cd417ff6168b27fd5c83"`
Nov 17 00:02:45.970 INFO running `"docker" "rm" "-f" "264d4f6b9f6a1295d6fd17f9137b0be03e87144858d3cd417ff6168b27fd5c83"`
Nov 17 00:02:46.181 INFO [stdout] 264d4f6b9f6a1295d6fd17f9137b0be03e87144858d3cd417ff6168b27fd5c83
Nov 17 00:02:46.186 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-3/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 17 00:02:46.611 INFO [stdout] f7e61a627a70b88342cdac12d40295b0151c84796579a1e3285ff4cdefda2b65
Nov 17 00:02:46.617 INFO running `"docker" "start" "-a" "f7e61a627a70b88342cdac12d40295b0151c84796579a1e3285ff4cdefda2b65"`
Nov 17 00:02:48.051 INFO [stderr] usermod: no changes
Nov 17 00:02:48.211 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
Nov 17 00:02:48.219 INFO [stderr]      Running /target/debug/deps/paraphrase-77750efdacd4d6f3
Nov 17 00:02:48.227 INFO [stderr] su: No module specific data is present
Nov 17 00:02:48.227 INFO [stdout] 
Nov 17 00:02:48.227 INFO [stdout] running 0 tests
Nov 17 00:02:48.227 INFO [stdout] 
Nov 17 00:02:48.227 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 00:02:48.227 INFO [stdout] 
Nov 17 00:02:49.411 INFO running `"docker" "inspect" "f7e61a627a70b88342cdac12d40295b0151c84796579a1e3285ff4cdefda2b65"`
Nov 17 00:02:49.787 INFO running `"docker" "rm" "-f" "f7e61a627a70b88342cdac12d40295b0151c84796579a1e3285ff4cdefda2b65"`
Nov 17 00:02:50.083 INFO [stdout] f7e61a627a70b88342cdac12d40295b0151c84796579a1e3285ff4cdefda2b65