[INFO] fetching crate probe-c-api 0.1.0...
[INFO] testing probe-c-api-0.1.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate probe-c-api 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate probe-c-api 0.1.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate probe-c-api 0.1.0
[INFO] finished tweaking crates.io crate probe-c-api 0.1.0
[INFO] tweaked toml for crates.io crate probe-c-api 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a9d478f98f23b910d63a61d3dfe85b185823abdbb0a5abce416dfffbe0813ad
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2a9d478f98f23b910d63a61d3dfe85b185823abdbb0a5abce416dfffbe0813ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a9d478f98f23b910d63a61d3dfe85b185823abdbb0a5abce416dfffbe0813ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a9d478f98f23b910d63a61d3dfe85b185823abdbb0a5abce416dfffbe0813ad", kill_on_drop: false }`
[INFO] [stdout] 2a9d478f98f23b910d63a61d3dfe85b185823abdbb0a5abce416dfffbe0813ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28722eb0673aa3c05810d46b004c53bcfc314c46189b4ae601d997037ce99ac9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "28722eb0673aa3c05810d46b004c53bcfc314c46189b4ae601d997037ce99ac9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling probe-c-api v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:382:9
[INFO] [stdout]     |
[INFO] [stdout] 382 |         try!(write_to_new_file(&source_path, source));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:383:30
[INFO] [stdout]     |
[INFO] [stdout] 383 |         let compile_output = try!((*self.compile_to)(&source_path, &exe_path));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:384:9
[INFO] [stdout]     |
[INFO] [stdout] 384 |         try!(fs::remove_file(&source_path));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:403:9
[INFO] [stdout]     |
[INFO] [stdout] 403 |         try!(write_to_new_file(&source_path, source));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:404:30
[INFO] [stdout]     |
[INFO] [stdout] 404 |         let compile_output = try!((*self.compile_to)(&source_path, &exe_path));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:405:9
[INFO] [stdout]     |
[INFO] [stdout] 405 |         try!(fs::remove_file(&source_path));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:408:31
[INFO] [stdout]     |
[INFO] [stdout] 408 |             run_output = Some(try!((*self.run)(&exe_path)));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:409:13
[INFO] [stdout]     |
[INFO] [stdout] 409 |             try!(fs::remove_file(&exe_path));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:444:34
[INFO] [stdout]     |
[INFO] [stdout] 444 |         let compile_run_output = try!(self.check_run(&source));
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:445:30
[INFO] [stdout]     |
[INFO] [stdout] 445 |         let run_out_string = try!(compile_run_output.successful_run_output());
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:520:20
[INFO] [stdout]     |
[INFO] [stdout] 520 |     let mut file = try!(fs::File::create(path));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:120:32
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:268:32
[INFO] [stdout]     |
[INFO] [stdout] 268 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:294:21
[INFO] [stdout]     |
[INFO] [stdout] 294 |     compile_to: Box<Fn(&Path, &Path) -> CommandResult + 'a>,
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Path, &Path) -> CommandResult + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:295:14
[INFO] [stdout]     |
[INFO] [stdout] 295 |     run: Box<Fn(&Path) -> CommandResult + 'a>,
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Path) -> CommandResult + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.58s
[INFO] running `Command { std: "docker" "inspect" "28722eb0673aa3c05810d46b004c53bcfc314c46189b4ae601d997037ce99ac9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28722eb0673aa3c05810d46b004c53bcfc314c46189b4ae601d997037ce99ac9", kill_on_drop: false }`
[INFO] [stdout] 28722eb0673aa3c05810d46b004c53bcfc314c46189b4ae601d997037ce99ac9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d99308dad750d421c54a04b7dd40b429cea95bed2731630f10893843352060f5
[INFO] running `Command { std: "docker" "start" "-a" "d99308dad750d421c54a04b7dd40b429cea95bed2731630f10893843352060f5", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:382:9
[INFO] [stdout]     |
[INFO] [stdout] 382 |         try!(write_to_new_file(&source_path, source));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:383:30
[INFO] [stdout]     |
[INFO] [stdout] 383 |         let compile_output = try!((*self.compile_to)(&source_path, &exe_path));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:384:9
[INFO] [stdout]     |
[INFO] [stdout] 384 |         try!(fs::remove_file(&source_path));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:403:9
[INFO] [stdout]     |
[INFO] [stdout] 403 |         try!(write_to_new_file(&source_path, source));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:404:30
[INFO] [stdout]     |
[INFO] [stdout] 404 |         let compile_output = try!((*self.compile_to)(&source_path, &exe_path));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:405:9
[INFO] [stdout]     |
[INFO] [stdout] 405 |         try!(fs::remove_file(&source_path));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:408:31
[INFO] [stdout]     |
[INFO] [stdout] 408 |             run_output = Some(try!((*self.run)(&exe_path)));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:409:13
[INFO] [stdout]     |
[INFO] [stdout] 409 |             try!(fs::remove_file(&exe_path));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:444:34
[INFO] [stdout]     |
[INFO] [stdout] 444 |         let compile_run_output = try!(self.check_run(&source));
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling probe-c-api v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:445:30
[INFO] [stdout]     |
[INFO] [stdout] 445 |         let run_out_string = try!(compile_run_output.successful_run_output());
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:520:20
[INFO] [stdout]     |
[INFO] [stdout] 520 |     let mut file = try!(fs::File::create(path));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:120:32
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:268:32
[INFO] [stdout]     |
[INFO] [stdout] 268 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:294:21
[INFO] [stdout]     |
[INFO] [stdout] 294 |     compile_to: Box<Fn(&Path, &Path) -> CommandResult + 'a>,
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Path, &Path) -> CommandResult + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:295:14
[INFO] [stdout]     |
[INFO] [stdout] 295 |     run: Box<Fn(&Path) -> CommandResult + 'a>,
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Path) -> CommandResult + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:382:9
[INFO] [stdout]     |
[INFO] [stdout] 382 |         try!(write_to_new_file(&source_path, source));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:383:30
[INFO] [stdout]     |
[INFO] [stdout] 383 |         let compile_output = try!((*self.compile_to)(&source_path, &exe_path));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:384:9
[INFO] [stdout]     |
[INFO] [stdout] 384 |         try!(fs::remove_file(&source_path));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:403:9
[INFO] [stdout]     |
[INFO] [stdout] 403 |         try!(write_to_new_file(&source_path, source));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:404:30
[INFO] [stdout]     |
[INFO] [stdout] 404 |         let compile_output = try!((*self.compile_to)(&source_path, &exe_path));
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:405:9
[INFO] [stdout]     |
[INFO] [stdout] 405 |         try!(fs::remove_file(&source_path));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:408:31
[INFO] [stdout]     |
[INFO] [stdout] 408 |             run_output = Some(try!((*self.run)(&exe_path)));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:409:13
[INFO] [stdout]     |
[INFO] [stdout] 409 |             try!(fs::remove_file(&exe_path));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:444:34
[INFO] [stdout]     |
[INFO] [stdout] 444 |         let compile_run_output = try!(self.check_run(&source));
[INFO] [stdout]     |                                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:445:30
[INFO] [stdout]     |
[INFO] [stdout] 445 |         let run_out_string = try!(compile_run_output.successful_run_output());
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:520:20
[INFO] [stdout]     |
[INFO] [stdout] 520 |     let mut file = try!(fs::File::create(path));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:120:32
[INFO] [stdout]     |
[INFO] [stdout] 120 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:268:32
[INFO] [stdout]     |
[INFO] [stdout] 268 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:294:21
[INFO] [stdout]     |
[INFO] [stdout] 294 |     compile_to: Box<Fn(&Path, &Path) -> CommandResult + 'a>,
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Path, &Path) -> CommandResult + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:295:14
[INFO] [stdout]     |
[INFO] [stdout] 295 |     run: Box<Fn(&Path) -> CommandResult + 'a>,
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Path) -> CommandResult + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.80s
[INFO] running `Command { std: "docker" "inspect" "d99308dad750d421c54a04b7dd40b429cea95bed2731630f10893843352060f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d99308dad750d421c54a04b7dd40b429cea95bed2731630f10893843352060f5", kill_on_drop: false }`
[INFO] [stdout] d99308dad750d421c54a04b7dd40b429cea95bed2731630f10893843352060f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 41d5637c98fb3d492ec0cc0a820d2a22f90d7cb8f1d04b63dd8f923fc197435b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "41d5637c98fb3d492ec0cc0a820d2a22f90d7cb8f1d04b63dd8f923fc197435b", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:382:9
[INFO] [stderr]     |
[INFO] [stderr] 382 |         try!(write_to_new_file(&source_path, source));
[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:383:30
[INFO] [stderr]     |
[INFO] [stderr] 383 |         let compile_output = try!((*self.compile_to)(&source_path, &exe_path));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:384:9
[INFO] [stderr]     |
[INFO] [stderr] 384 |         try!(fs::remove_file(&source_path));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:403:9
[INFO] [stderr]     |
[INFO] [stderr] 403 |         try!(write_to_new_file(&source_path, source));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:404:30
[INFO] [stderr]     |
[INFO] [stderr] 404 |         let compile_output = try!((*self.compile_to)(&source_path, &exe_path));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:405:9
[INFO] [stderr]     |
[INFO] [stderr] 405 |         try!(fs::remove_file(&source_path));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:408:31
[INFO] [stderr]     |
[INFO] [stderr] 408 |             run_output = Some(try!((*self.run)(&exe_path)));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:409:13
[INFO] [stderr]     |
[INFO] [stderr] 409 |             try!(fs::remove_file(&exe_path));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:444:34
[INFO] [stderr]     |
[INFO] [stderr] 444 |         let compile_run_output = try!(self.check_run(&source));
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:445:30
[INFO] [stderr]     |
[INFO] [stderr] 445 |         let run_out_string = try!(compile_run_output.successful_run_output());
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:520:20
[INFO] [stderr]     |
[INFO] [stderr] 520 |     let mut file = try!(fs::File::create(path));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:120:32
[INFO] [stderr]     |
[INFO] [stderr] 120 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[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:268:32
[INFO] [stderr]     |
[INFO] [stderr] 268 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:294:21
[INFO] [stderr]     |
[INFO] [stderr] 294 |     compile_to: Box<Fn(&Path, &Path) -> CommandResult + 'a>,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Path, &Path) -> CommandResult + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:295:14
[INFO] [stderr]     |
[INFO] [stderr] 295 |     run: Box<Fn(&Path) -> CommandResult + 'a>,
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Path) -> CommandResult + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: 15 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:382:9
[INFO] [stderr]     |
[INFO] [stderr] 382 |         try!(write_to_new_file(&source_path, source));
[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:383:30
[INFO] [stderr]     |
[INFO] [stderr] 383 |         let compile_output = try!((*self.compile_to)(&source_path, &exe_path));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:384:9
[INFO] [stderr]     |
[INFO] [stderr] 384 |         try!(fs::remove_file(&source_path));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:403:9
[INFO] [stderr]     |
[INFO] [stderr] 403 |         try!(write_to_new_file(&source_path, source));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:404:30
[INFO] [stderr]     |
[INFO] [stderr] 404 |         let compile_output = try!((*self.compile_to)(&source_path, &exe_path));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:405:9
[INFO] [stderr]     |
[INFO] [stderr] 405 |         try!(fs::remove_file(&source_path));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:408:31
[INFO] [stderr]     |
[INFO] [stderr] 408 |             run_output = Some(try!((*self.run)(&exe_path)));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:409:13
[INFO] [stderr]     |
[INFO] [stderr] 409 |             try!(fs::remove_file(&exe_path));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:444:34
[INFO] [stderr]     |
[INFO] [stderr] 444 |         let compile_run_output = try!(self.check_run(&source));
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:445:30
[INFO] [stderr]     |
[INFO] [stderr] 445 |         let run_out_string = try!(compile_run_output.successful_run_output());
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:520:20
[INFO] [stderr]     |
[INFO] [stderr] 520 |     let mut file = try!(fs::File::create(path));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:120:32
[INFO] [stderr]     |
[INFO] [stderr] 120 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[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:268:32
[INFO] [stderr]     |
[INFO] [stderr] 268 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:294:21
[INFO] [stderr]     |
[INFO] [stderr] 294 |     compile_to: Box<Fn(&Path, &Path) -> CommandResult + 'a>,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Path, &Path) -> CommandResult + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:295:14
[INFO] [stderr]     |
[INFO] [stderr] 295 |     run: Box<Fn(&Path) -> CommandResult + 'a>,
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Path) -> CommandResult + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: 15 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/probe_c_api-9d6b77ccae875767
[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] [stderr]      Running /opt/rustwide/target/debug/deps/align_of-0ec9cfc6129a97f0
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test alignof_char ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/check_compile-f7865084c33615c9
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test check_compile_fail ... ok
[INFO] [stdout] test check_compile_pass ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/check_run-30acbf0f1d0da207
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test check_run_compile_fail ... ok
[INFO] [stdout] test check_run_pass ... ok
[INFO] [stdout] test check_run_fail ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/is_defined_macro-f5ce605f3fdb3906
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test check_macro_definition ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/is_signed-fc95caa3b053a53a
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/new-bd9f4da933b5bafb
[INFO] [stdout] test check_integer_sign ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test new_probe_checks_directory ... ok
[INFO] [stdout] test new_probe_errors_on_inaccessible_metadata ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/size_of-f696daa74ea227e9
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test sizeof_compilation_error ... ok
[INFO] [stdout] test sizeof_type_in_header ... ok
[INFO] [stdout] test sizeof_char ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests probe-c-api
[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 `Command { std: "docker" "inspect" "41d5637c98fb3d492ec0cc0a820d2a22f90d7cb8f1d04b63dd8f923fc197435b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41d5637c98fb3d492ec0cc0a820d2a22f90d7cb8f1d04b63dd8f923fc197435b", kill_on_drop: false }`
[INFO] [stdout] 41d5637c98fb3d492ec0cc0a820d2a22f90d7cb8f1d04b63dd8f923fc197435b