[INFO] crate rustc-test 0.3.0 is already in cache
[INFO] checking rustc-test-0.3.0 against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] extracting crate rustc-test 0.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate rustc-test 0.3.0 on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rustc-test 0.3.0
[INFO] finished tweaking crates.io crate rustc-test 0.3.0
[INFO] tweaked toml for crates.io crate rustc-test 0.3.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "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] e473a06949b8686766f85653e3b19a9fc8dcd8b718e1cec09fc10fd8b358b8c4
[INFO] running `"docker" "start" "-a" "e473a06949b8686766f85653e3b19a9fc8dcd8b718e1cec09fc10fd8b358b8c4"`
[INFO] [stderr]    Compiling rustc-test v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:492:36
[INFO] [stderr]     |
[INFO] [stderr] 492 |             Some(ref path) => Some(try!(File::create(path))),
[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/lib.rs:539:13
[INFO] [stderr]     |
[INFO] [stderr] 539 |             try!(self.write_pretty(verbose, color));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:550:21
[INFO] [stderr]     |
[INFO] [stderr] 550 |                     try!(term.fg(color));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:552:17
[INFO] [stderr]     |
[INFO] [stderr] 552 |                 try!(term.write_all(word.as_bytes()));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:554:21
[INFO] [stderr]     |
[INFO] [stderr] 554 |                     try!(term.reset());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:559:17
[INFO] [stderr]     |
[INFO] [stderr] 559 |                 try!(stdout.write_all(word.as_bytes()));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:568:17
[INFO] [stderr]     |
[INFO] [stderr] 568 |                 try!(term.write_all(s.as_bytes()));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:572:17
[INFO] [stderr]     |
[INFO] [stderr] 572 |                 try!(stdout.write_all(s.as_bytes()));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:603:17
[INFO] [stderr]     |
[INFO] [stderr] 603 |                 try!(self.write_metric());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:607:17
[INFO] [stderr]     |
[INFO] [stderr] 607 |                 try!(self.write_bench());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:632:9
[INFO] [stderr]     |
[INFO] [stderr] 632 |         try!(self.write_plain("\nfailures:\n"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:645:13
[INFO] [stderr]     |
[INFO] [stderr] 645 |             try!(self.write_plain("\n"));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:646:13
[INFO] [stderr]     |
[INFO] [stderr] 646 |             try!(self.write_plain(&fail_out));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:649:9
[INFO] [stderr]     |
[INFO] [stderr] 649 |         try!(self.write_plain("\nfailures:\n"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:652:13
[INFO] [stderr]     |
[INFO] [stderr] 652 |             try!(self.write_plain(&format!("    {}\n", name)));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:662:13
[INFO] [stderr]     |
[INFO] [stderr] 662 |             try!(self.write_failures());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:665:9
[INFO] [stderr]     |
[INFO] [stderr] 665 |         try!(self.write_plain("\ntest result: "));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:668:13
[INFO] [stderr]     |
[INFO] [stderr] 668 |             try!(self.write_pretty("ok", term::color::GREEN));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:670:13
[INFO] [stderr]     |
[INFO] [stderr] 670 |             try!(self.write_pretty("FAILED", term::color::RED));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:677:9
[INFO] [stderr]     |
[INFO] [stderr] 677 |         try!(self.write_plain(&s));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:731:17
[INFO] [stderr]     |
[INFO] [stderr] 731 |                 try!(st.write_log(&test, &result));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:732:17
[INFO] [stderr]     |
[INFO] [stderr] 732 |                 try!(st.write_result(&result));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:761:18
[INFO] [stderr]     |
[INFO] [stderr] 761 |     let mut st = try!(ConsoleTestState::new(opts, None::<io::Stdout>));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:775:5
[INFO] [stderr]     |
[INFO] [stderr] 775 |     try!(run_tests(opts, tests, |x| callback(&x, &mut st)));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:895:5
[INFO] [stderr]     |
[INFO] [stderr] 895 |     try!(callback(TeFiltered(filtered_descs)));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:922:17
[INFO] [stderr]     |
[INFO] [stderr] 922 |                 try!(callback(TeWait(test.desc.clone(), test.testfn.padding())));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:930:13
[INFO] [stderr]     |
[INFO] [stderr] 930 |             try!(callback(TeWait(desc.clone(), PadNone)));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:932:9
[INFO] [stderr]     |
[INFO] [stderr] 932 |         try!(callback(TeResult(desc, result, stdout)));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:940:13
[INFO] [stderr]     |
[INFO] [stderr] 940 |             try!(callback(TeWait(b.desc.clone(), b.testfn.padding())));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:943:13
[INFO] [stderr]     |
[INFO] [stderr] 943 |             try!(callback(TeResult(test, result, stdout)));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:146:19
[INFO] [stderr]     |
[INFO] [stderr] 146 |     DynTestFn(Box<FnMut() + Send>),
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() + Send`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:147:21
[INFO] [stderr]     |
[INFO] [stderr] 147 |     DynMetricFn(Box<FnMut(&mut MetricMap) + Send>),
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut MetricMap) + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:148:20
[INFO] [stderr]     |
[INFO] [stderr] 148 |     DynBenchFn(Box<TDynBenchFn + 'static>),
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TDynBenchFn + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1128:39
[INFO] [stderr]      |
[INFO] [stderr] 1128 |                       mut testfn: Box<FnMut() + Send>) {
[INFO] [stderr]      |                                       ^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1196:61
[INFO] [stderr]      |
[INFO] [stderr] 1196 | fn calc_result(desc: &TestDesc, task_result: Result<(), Box<Any + Send>>) -> TestResult {
[INFO] [stderr]      |                                                             ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] error: use of unstable library feature 'test': `bench` is a part of custom test frameworks which are unstable
[INFO] [stderr]    --> src/stats.rs:885:7
[INFO] [stderr]     |
[INFO] [stderr] 885 |     #[bench]
[INFO] [stderr]     |       ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[deny(soft_unstable)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stderr] 
[INFO] [stderr] error: use of unstable library feature 'test': `bench` is a part of custom test frameworks which are unstable
[INFO] [stderr]    --> src/stats.rs:891:7
[INFO] [stderr]     |
[INFO] [stderr] 891 |     #[bench]
[INFO] [stderr]     |       ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #64266 <https://github.com/rust-lang/rust/issues/64266>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:492:36
[INFO] [stderr]     |
[INFO] [stderr] 492 |             Some(ref path) => Some(try!(File::create(path))),
[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/lib.rs:539:13
[INFO] [stderr]     |
[INFO] [stderr] 539 |             try!(self.write_pretty(verbose, color));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:550:21
[INFO] [stderr]     |
[INFO] [stderr] 550 |                     try!(term.fg(color));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:552:17
[INFO] [stderr]     |
[INFO] [stderr] 552 |                 try!(term.write_all(word.as_bytes()));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:554:21
[INFO] [stderr]     |
[INFO] [stderr] 554 |                     try!(term.reset());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:559:17
[INFO] [stderr]     |
[INFO] [stderr] 559 |                 try!(stdout.write_all(word.as_bytes()));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:568:17
[INFO] [stderr]     |
[INFO] [stderr] 568 |                 try!(term.write_all(s.as_bytes()));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:572:17
[INFO] [stderr]     |
[INFO] [stderr] 572 |                 try!(stdout.write_all(s.as_bytes()));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:603:17
[INFO] [stderr]     |
[INFO] [stderr] 603 |                 try!(self.write_metric());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:607:17
[INFO] [stderr]     |
[INFO] [stderr] 607 |                 try!(self.write_bench());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:632:9
[INFO] [stderr]     |
[INFO] [stderr] 632 |         try!(self.write_plain("\nfailures:\n"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:645:13
[INFO] [stderr]     |
[INFO] [stderr] 645 |             try!(self.write_plain("\n"));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:646:13
[INFO] [stderr]     |
[INFO] [stderr] 646 |             try!(self.write_plain(&fail_out));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:649:9
[INFO] [stderr]     |
[INFO] [stderr] 649 |         try!(self.write_plain("\nfailures:\n"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:652:13
[INFO] [stderr]     |
[INFO] [stderr] 652 |             try!(self.write_plain(&format!("    {}\n", name)));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:662:13
[INFO] [stderr]     |
[INFO] [stderr] 662 |             try!(self.write_failures());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:665:9
[INFO] [stderr]     |
[INFO] [stderr] 665 |         try!(self.write_plain("\ntest result: "));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:668:13
[INFO] [stderr]     |
[INFO] [stderr] 668 |             try!(self.write_pretty("ok", term::color::GREEN));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:670:13
[INFO] [stderr]     |
[INFO] [stderr] 670 |             try!(self.write_pretty("FAILED", term::color::RED));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:677:9
[INFO] [stderr]     |
[INFO] [stderr] 677 |         try!(self.write_plain(&s));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:731:17
[INFO] [stderr]     |
[INFO] [stderr] 731 |                 try!(st.write_log(&test, &result));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:732:17
[INFO] [stderr]     |
[INFO] [stderr] 732 |                 try!(st.write_result(&result));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:761:18
[INFO] [stderr]     |
[INFO] [stderr] 761 |     let mut st = try!(ConsoleTestState::new(opts, None::<io::Stdout>));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:775:5
[INFO] [stderr]     |
[INFO] [stderr] 775 |     try!(run_tests(opts, tests, |x| callback(&x, &mut st)));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:895:5
[INFO] [stderr]     |
[INFO] [stderr] 895 |     try!(callback(TeFiltered(filtered_descs)));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:922:17
[INFO] [stderr]     |
[INFO] [stderr] 922 |                 try!(callback(TeWait(test.desc.clone(), test.testfn.padding())));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:930:13
[INFO] [stderr]     |
[INFO] [stderr] 930 |             try!(callback(TeWait(desc.clone(), PadNone)));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:932:9
[INFO] [stderr]     |
[INFO] [stderr] 932 |         try!(callback(TeResult(desc, result, stdout)));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:940:13
[INFO] [stderr]     |
[INFO] [stderr] 940 |             try!(callback(TeWait(b.desc.clone(), b.testfn.padding())));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:943:13
[INFO] [stderr]     |
[INFO] [stderr] 943 |             try!(callback(TeResult(test, result, stdout)));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:146:19
[INFO] [stderr]     |
[INFO] [stderr] 146 |     DynTestFn(Box<FnMut() + Send>),
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() + Send`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:147:21
[INFO] [stderr]     |
[INFO] [stderr] 147 |     DynMetricFn(Box<FnMut(&mut MetricMap) + Send>),
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&mut MetricMap) + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:148:20
[INFO] [stderr]     |
[INFO] [stderr] 148 |     DynBenchFn(Box<TDynBenchFn + 'static>),
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn TDynBenchFn + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1128:39
[INFO] [stderr]      |
[INFO] [stderr] 1128 |                       mut testfn: Box<FnMut() + Send>) {
[INFO] [stderr]      |                                       ^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]     --> src/lib.rs:1196:61
[INFO] [stderr]      |
[INFO] [stderr] 1196 | fn calc_result(desc: &TestDesc, task_result: Result<(), Box<Any + Send>>) -> TestResult {
[INFO] [stderr]      |                                                             ^^^^^^^^^^ help: use `dyn`: `dyn Any + Send`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/stats.rs:886:5
[INFO] [stderr]     |
[INFO] [stderr] 886 | /     pub fn sum_three_items(b: &mut Bencher) {
[INFO] [stderr] 887 | |         b.iter(|| {
[INFO] [stderr] 888 | |             [1e20f64, 1.5f64, -1e20f64].sum();
[INFO] [stderr] 889 | |         })
[INFO] [stderr] 890 | |     }
[INFO] [stderr]     | |_____^ expected struct `Bencher`, found struct `test::Bencher`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected mutable reference `&mut Bencher`
[INFO] [stderr]                found mutable reference `&mut test::Bencher`
[INFO] [stderr]     = note: this error originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/stats.rs:892:5
[INFO] [stderr]     |
[INFO] [stderr] 892 | /     pub fn sum_many_f64(b: &mut Bencher) {
[INFO] [stderr] 893 | |         let nums = [-1e30f64, 1e60, 1e30, 1.0, -1e60];
[INFO] [stderr] 894 | |         let v = (0..500).map(|i| nums[i % 5]).collect::<Vec<_>>();
[INFO] [stderr] 895 | |
[INFO] [stderr] ...   |
[INFO] [stderr] 898 | |         })
[INFO] [stderr] 899 | |     }
[INFO] [stderr]     | |_____^ expected struct `Bencher`, found struct `test::Bencher`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected mutable reference `&mut Bencher`
[INFO] [stderr]                found mutable reference `&mut test::Bencher`
[INFO] [stderr]     = note: this error originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `rustc-test`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e473a06949b8686766f85653e3b19a9fc8dcd8b718e1cec09fc10fd8b358b8c4"`
[INFO] running `"docker" "rm" "-f" "e473a06949b8686766f85653e3b19a9fc8dcd8b718e1cec09fc10fd8b358b8c4"`
[INFO] [stdout] e473a06949b8686766f85653e3b19a9fc8dcd8b718e1cec09fc10fd8b358b8c4
