[INFO] crate bip_disk 0.6.0 is already in cache
[INFO] testing bip_disk-0.6.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate bip_disk 0.6.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate bip_disk 0.6.0 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 bip_disk 0.6.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate bip_disk 0.6.0
[INFO] tweaked toml for crates.io crate bip_disk 0.6.0 written to /workspace/builds/worker-9/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `bench` profile
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 4cb251d6496d68b3f5882e2efc1d92c93f7ed94075e35c4f1e67943dbf2ab70b
[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" "4cb251d6496d68b3f5882e2efc1d92c93f7ed94075e35c4f1e67943dbf2ab70b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4cb251d6496d68b3f5882e2efc1d92c93f7ed94075e35c4f1e67943dbf2ab70b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cb251d6496d68b3f5882e2efc1d92c93f7ed94075e35c4f1e67943dbf2ab70b", kill_on_drop: false }`
[INFO] [stdout] 4cb251d6496d68b3f5882e2efc1d92c93f7ed94075e35c4f1e67943dbf2ab70b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 0d5581ef2fe0770fe48aa0965db2492d36ce5664d50511f7ad817af908aec007
[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" "0d5581ef2fe0770fe48aa0965db2492d36ce5664d50511f7ad817af908aec007", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `bench` profile
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling crossbeam v0.2.12
[INFO] [stderr]    Compiling crossbeam v0.3.2
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling error-chain v0.9.0
[INFO] [stderr]    Compiling error-chain v0.7.2
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling walkdir v0.1.8
[INFO] [stderr]    Compiling bip_bencode v0.3.1
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling chrono v0.2.25
[INFO] [stderr]    Compiling bip_util v0.5.0
[INFO] [stderr]    Compiling bip_metainfo v0.11.0
[INFO] [stderr]    Compiling bip_disk v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/fs/cache/file_handle.rs:47:44
[INFO] [stdout]    |
[INFO] [stdout] 47 |             let file = Arc::new(Mutex::new(try!(fs.open_file(path))));
[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/disk/fs/native.rs:41:20
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let file = try!(create_new_file(&combine_path));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/fs/native.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |         try!(file.file.seek(SeekFrom::Start(offset)));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/fs/native.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |         try!(file.file.seek(SeekFrom::Start(offset)));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/fs/native.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 75 |             try!(fs::create_dir_all(parent_dir));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/helpers/piece_accessor.rs:25:30
[INFO] [stdout]    |
[INFO] [stdout] 25 |             let bytes_read = try!(self.fs.read_file(&mut file, offset, &mut piece_buffer[begin..end]));
[INFO] [stdout]    |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/helpers/piece_accessor.rs:34:33
[INFO] [stdout]    |
[INFO] [stdout] 34 |             let bytes_written = try!(self.fs.write_file(&mut file, offset, &piece_buffer[begin..end]));
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/helpers/piece_accessor.rs:62:31
[INFO] [stdout]    |
[INFO] [stdout] 62 |                 let fs_file = try!(self.fs.open_file(file_path));
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/helpers/piece_accessor.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 try!(callback(fs_file, offset, begin, end));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/helpers/piece_checker.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |             try!(piece_checker.validate_files_sizes());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/helpers/piece_checker.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |             try!(piece_checker.fill_checker_state());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/helpers/piece_checker.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |             try!(piece_checker.calculate_diff());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/helpers/piece_checker.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |         try!(self.checker_state.run_with_whole_pieces(piece_length as usize, |message| {
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/helpers/piece_checker.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |             try!(piece_accessor.read_piece(&mut piece_buffer[..message.block_length()], message));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/disk/tasks/helpers/piece_checker.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout] 108 |             try!(self.fs.open_file(file_path.clone())
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/disk/tasks/helpers/piece_checker.rs:113:35
[INFO] [stdout]     |
[INFO] [stdout] 113 |                 let actual_size = try!(self.fs.file_size(&file));
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/disk/tasks/helpers/piece_checker.rs:206:27
[INFO] [stdout]     |
[INFO] [stdout] 206 |             let is_good = try!(callback(&messages[0]));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/mod.rs:70:26
[INFO] [stdout]    |
[INFO] [stdout] 70 |     let mut init_state = try!(PieceChecker::init_state(context.filesystem(), file.info()));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/disk/tasks/mod.rs:107:12
[INFO] [stdout]     |
[INFO] [stdout] 107 |         Ok(try!(sync_result))
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/disk/tasks/mod.rs:127:12
[INFO] [stdout]     |
[INFO] [stdout] 127 |         Ok(try!(access_result))
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/disk/tasks/mod.rs:159:12
[INFO] [stdout]     |
[INFO] [stdout] 159 |         Ok(try!(block_result))
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / error_chain! {
[INFO] [stdout] 7  | |     types {
[INFO] [stdout] 8  | |         BlockError, BlockErrorKind, BlockResultExt, BlockResult;
[INFO] [stdout] 9  | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | |     }
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / error_chain! {
[INFO] [stdout] 26 | |     types {
[INFO] [stdout] 27 | |         TorrentError, TorrentErrorKind, TorrentResultExt, TorrentResult;
[INFO] [stdout] 28 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 56 | |     }
[INFO] [stdout] 57 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / error_chain! {
[INFO] [stdout] 7  | |     types {
[INFO] [stdout] 8  | |         BlockError, BlockErrorKind, BlockResultExt, BlockResult;
[INFO] [stdout] 9  | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | |     }
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / error_chain! {
[INFO] [stdout] 26 | |     types {
[INFO] [stdout] 27 | |         TorrentError, TorrentErrorKind, TorrentResultExt, TorrentResult;
[INFO] [stdout] 28 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 56 | |     }
[INFO] [stdout] 57 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.45s
[INFO] running `Command { std: "docker" "inspect" "0d5581ef2fe0770fe48aa0965db2492d36ce5664d50511f7ad817af908aec007", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d5581ef2fe0770fe48aa0965db2492d36ce5664d50511f7ad817af908aec007", kill_on_drop: false }`
[INFO] [stdout] 0d5581ef2fe0770fe48aa0965db2492d36ce5664d50511f7ad817af908aec007
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] 387fd364f22c277e8a9b7c424b71f47cf70bf79beeccb75e4a7fc099a1ff30d7
[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" "387fd364f22c277e8a9b7c424b71f47cf70bf79beeccb75e4a7fc099a1ff30d7", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `bench` profile
[INFO] [stderr]    Compiling bip_disk v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/fs/cache/file_handle.rs:47:44
[INFO] [stdout]    |
[INFO] [stdout] 47 |             let file = Arc::new(Mutex::new(try!(fs.open_file(path))));
[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/disk/fs/native.rs:41:20
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let file = try!(create_new_file(&combine_path));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/fs/native.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |         try!(file.file.seek(SeekFrom::Start(offset)));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/fs/native.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |         try!(file.file.seek(SeekFrom::Start(offset)));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/fs/native.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 75 |             try!(fs::create_dir_all(parent_dir));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/helpers/piece_accessor.rs:25:30
[INFO] [stdout]    |
[INFO] [stdout] 25 |             let bytes_read = try!(self.fs.read_file(&mut file, offset, &mut piece_buffer[begin..end]));
[INFO] [stdout]    |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/helpers/piece_accessor.rs:34:33
[INFO] [stdout]    |
[INFO] [stdout] 34 |             let bytes_written = try!(self.fs.write_file(&mut file, offset, &piece_buffer[begin..end]));
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/helpers/piece_accessor.rs:62:31
[INFO] [stdout]    |
[INFO] [stdout] 62 |                 let fs_file = try!(self.fs.open_file(file_path));
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/helpers/piece_accessor.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 try!(callback(fs_file, offset, begin, end));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/helpers/piece_checker.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |             try!(piece_checker.validate_files_sizes());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/helpers/piece_checker.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |             try!(piece_checker.fill_checker_state());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/helpers/piece_checker.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |             try!(piece_checker.calculate_diff());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/helpers/piece_checker.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |         try!(self.checker_state.run_with_whole_pieces(piece_length as usize, |message| {
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/helpers/piece_checker.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |             try!(piece_accessor.read_piece(&mut piece_buffer[..message.block_length()], message));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/disk/tasks/helpers/piece_checker.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout] 108 |             try!(self.fs.open_file(file_path.clone())
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/disk/tasks/helpers/piece_checker.rs:113:35
[INFO] [stdout]     |
[INFO] [stdout] 113 |                 let actual_size = try!(self.fs.file_size(&file));
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/disk/tasks/helpers/piece_checker.rs:206:27
[INFO] [stdout]     |
[INFO] [stdout] 206 |             let is_good = try!(callback(&messages[0]));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/mod.rs:70:26
[INFO] [stdout]    |
[INFO] [stdout] 70 |     let mut init_state = try!(PieceChecker::init_state(context.filesystem(), file.info()));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/disk/tasks/mod.rs:107:12
[INFO] [stdout]     |
[INFO] [stdout] 107 |         Ok(try!(sync_result))
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/disk/tasks/mod.rs:127:12
[INFO] [stdout]     |
[INFO] [stdout] 127 |         Ok(try!(access_result))
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/disk/tasks/mod.rs:159:12
[INFO] [stdout]     |
[INFO] [stdout] 159 |         Ok(try!(block_result))
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / error_chain! {
[INFO] [stdout] 7  | |     types {
[INFO] [stdout] 8  | |         BlockError, BlockErrorKind, BlockResultExt, BlockResult;
[INFO] [stdout] 9  | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | |     }
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / error_chain! {
[INFO] [stdout] 26 | |     types {
[INFO] [stdout] 27 | |         TorrentError, TorrentErrorKind, TorrentResultExt, TorrentResult;
[INFO] [stdout] 28 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 56 | |     }
[INFO] [stdout] 57 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / error_chain! {
[INFO] [stdout] 7  | |     types {
[INFO] [stdout] 8  | |         BlockError, BlockErrorKind, BlockResultExt, BlockResult;
[INFO] [stdout] 9  | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | |     }
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / error_chain! {
[INFO] [stdout] 26 | |     types {
[INFO] [stdout] 27 | |         TorrentError, TorrentErrorKind, TorrentResultExt, TorrentResult;
[INFO] [stdout] 28 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 56 | |     }
[INFO] [stdout] 57 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> test/mod.rs:131:13
[INFO] [stdout]     |
[INFO] [stdout] 131 |             try!(callback(PieceAccess::Compute(&mut &buffer[..])))
[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/disk/fs/cache/file_handle.rs:47:44
[INFO] [stdout]    |
[INFO] [stdout] 47 |             let file = Arc::new(Mutex::new(try!(fs.open_file(path))));
[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/disk/fs/native.rs:41:20
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let file = try!(create_new_file(&combine_path));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/fs/native.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |         try!(file.file.seek(SeekFrom::Start(offset)));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/fs/native.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |         try!(file.file.seek(SeekFrom::Start(offset)));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/fs/native.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 75 |             try!(fs::create_dir_all(parent_dir));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/helpers/piece_accessor.rs:25:30
[INFO] [stdout]    |
[INFO] [stdout] 25 |             let bytes_read = try!(self.fs.read_file(&mut file, offset, &mut piece_buffer[begin..end]));
[INFO] [stdout]    |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/helpers/piece_accessor.rs:34:33
[INFO] [stdout]    |
[INFO] [stdout] 34 |             let bytes_written = try!(self.fs.write_file(&mut file, offset, &piece_buffer[begin..end]));
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/helpers/piece_accessor.rs:62:31
[INFO] [stdout]    |
[INFO] [stdout] 62 |                 let fs_file = try!(self.fs.open_file(file_path));
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/helpers/piece_accessor.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |                 try!(callback(fs_file, offset, begin, end));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/helpers/piece_checker.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |             try!(piece_checker.validate_files_sizes());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/helpers/piece_checker.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |             try!(piece_checker.fill_checker_state());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/helpers/piece_checker.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |             try!(piece_checker.calculate_diff());
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/helpers/piece_checker.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |         try!(self.checker_state.run_with_whole_pieces(piece_length as usize, |message| {
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/helpers/piece_checker.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |             try!(piece_accessor.read_piece(&mut piece_buffer[..message.block_length()], message));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/disk/tasks/helpers/piece_checker.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout] 108 |             try!(self.fs.open_file(file_path.clone())
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/disk/tasks/helpers/piece_checker.rs:113:35
[INFO] [stdout]     |
[INFO] [stdout] 113 |                 let actual_size = try!(self.fs.file_size(&file));
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/disk/tasks/helpers/piece_checker.rs:206:27
[INFO] [stdout]     |
[INFO] [stdout] 206 |             let is_good = try!(callback(&messages[0]));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/disk/tasks/mod.rs:70:26
[INFO] [stdout]    |
[INFO] [stdout] 70 |     let mut init_state = try!(PieceChecker::init_state(context.filesystem(), file.info()));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/disk/tasks/mod.rs:107:12
[INFO] [stdout]     |
[INFO] [stdout] 107 |         Ok(try!(sync_result))
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/disk/tasks/mod.rs:127:12
[INFO] [stdout]     |
[INFO] [stdout] 127 |         Ok(try!(access_result))
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/disk/tasks/mod.rs:159:12
[INFO] [stdout]     |
[INFO] [stdout] 159 |         Ok(try!(block_result))
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / error_chain! {
[INFO] [stdout] 7  | |     types {
[INFO] [stdout] 8  | |         BlockError, BlockErrorKind, BlockResultExt, BlockResult;
[INFO] [stdout] 9  | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | |     }
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / error_chain! {
[INFO] [stdout] 26 | |     types {
[INFO] [stdout] 27 | |         TorrentError, TorrentErrorKind, TorrentResultExt, TorrentResult;
[INFO] [stdout] 28 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 56 | |     }
[INFO] [stdout] 57 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / error_chain! {
[INFO] [stdout] 7  | |     types {
[INFO] [stdout] 8  | |         BlockError, BlockErrorKind, BlockResultExt, BlockResult;
[INFO] [stdout] 9  | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 22 | |     }
[INFO] [stdout] 23 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/error.rs:25:1
[INFO] [stdout]    |
[INFO] [stdout] 25 | / error_chain! {
[INFO] [stdout] 26 | |     types {
[INFO] [stdout] 27 | |         TorrentError, TorrentErrorKind, TorrentResultExt, TorrentResult;
[INFO] [stdout] 28 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 56 | |     }
[INFO] [stdout] 57 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.31s
[INFO] running `Command { std: "docker" "inspect" "387fd364f22c277e8a9b7c424b71f47cf70bf79beeccb75e4a7fc099a1ff30d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "387fd364f22c277e8a9b7c424b71f47cf70bf79beeccb75e4a7fc099a1ff30d7", kill_on_drop: false }`
[INFO] [stdout] 387fd364f22c277e8a9b7c424b71f47cf70bf79beeccb75e4a7fc099a1ff30d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 554611744f5a7355d066da21769c938fdc9374222df916ba964951ae578dbffb
[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" "554611744f5a7355d066da21769c938fdc9374222df916ba964951ae578dbffb", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `bench` profile
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/disk/fs/cache/file_handle.rs:47:44
[INFO] [stderr]    |
[INFO] [stderr] 47 |             let file = Arc::new(Mutex::new(try!(fs.open_file(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/disk/fs/native.rs:41:20
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let file = try!(create_new_file(&combine_path));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/disk/fs/native.rs:56:9
[INFO] [stderr]    |
[INFO] [stderr] 56 |         try!(file.file.seek(SeekFrom::Start(offset)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/disk/fs/native.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |         try!(file.file.seek(SeekFrom::Start(offset)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/disk/fs/native.rs:75:13
[INFO] [stderr]    |
[INFO] [stderr] 75 |             try!(fs::create_dir_all(parent_dir));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/disk/tasks/helpers/piece_accessor.rs:25:30
[INFO] [stderr]    |
[INFO] [stderr] 25 |             let bytes_read = try!(self.fs.read_file(&mut file, offset, &mut piece_buffer[begin..end]));
[INFO] [stderr]    |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/disk/tasks/helpers/piece_accessor.rs:34:33
[INFO] [stderr]    |
[INFO] [stderr] 34 |             let bytes_written = try!(self.fs.write_file(&mut file, offset, &piece_buffer[begin..end]));
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/disk/tasks/helpers/piece_accessor.rs:62:31
[INFO] [stderr]    |
[INFO] [stderr] 62 |                 let fs_file = try!(self.fs.open_file(file_path));
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/disk/tasks/helpers/piece_accessor.rs:69:17
[INFO] [stderr]    |
[INFO] [stderr] 69 |                 try!(callback(fs_file, offset, begin, end));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/disk/tasks/helpers/piece_checker.rs:31:13
[INFO] [stderr]    |
[INFO] [stderr] 31 |             try!(piece_checker.validate_files_sizes());
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/disk/tasks/helpers/piece_checker.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |             try!(piece_checker.fill_checker_state());
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/disk/tasks/helpers/piece_checker.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |             try!(piece_checker.calculate_diff());
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/disk/tasks/helpers/piece_checker.rs:58:9
[INFO] [stderr]    |
[INFO] [stderr] 58 |         try!(self.checker_state.run_with_whole_pieces(piece_length as usize, |message| {
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/disk/tasks/helpers/piece_checker.rs:59:13
[INFO] [stderr]    |
[INFO] [stderr] 59 |             try!(piece_accessor.read_piece(&mut piece_buffer[..message.block_length()], message));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/disk/tasks/helpers/piece_checker.rs:108:13
[INFO] [stderr]     |
[INFO] [stderr] 108 |             try!(self.fs.open_file(file_path.clone())
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/disk/tasks/helpers/piece_checker.rs:113:35
[INFO] [stderr]     |
[INFO] [stderr] 113 |                 let actual_size = try!(self.fs.file_size(&file));
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/disk/tasks/helpers/piece_checker.rs:206:27
[INFO] [stderr]     |
[INFO] [stderr] 206 |             let is_good = try!(callback(&messages[0]));
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/disk/tasks/mod.rs:70:26
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let mut init_state = try!(PieceChecker::init_state(context.filesystem(), file.info()));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/disk/tasks/mod.rs:107:12
[INFO] [stderr]     |
[INFO] [stderr] 107 |         Ok(try!(sync_result))
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/disk/tasks/mod.rs:127:12
[INFO] [stderr]     |
[INFO] [stderr] 127 |         Ok(try!(access_result))
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/disk/tasks/mod.rs:159:12
[INFO] [stderr]     |
[INFO] [stderr] 159 |         Ok(try!(block_result))
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:6:1
[INFO] [stderr]    |
[INFO] [stderr] 6  | / error_chain! {
[INFO] [stderr] 7  | |     types {
[INFO] [stderr] 8  | |         BlockError, BlockErrorKind, BlockResultExt, BlockResult;
[INFO] [stderr] 9  | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 22 | |     }
[INFO] [stderr] 23 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | / error_chain! {
[INFO] [stderr] 26 | |     types {
[INFO] [stderr] 27 | |         TorrentError, TorrentErrorKind, TorrentResultExt, TorrentResult;
[INFO] [stderr] 28 | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 56 | |     }
[INFO] [stderr] 57 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:6:1
[INFO] [stderr]    |
[INFO] [stderr] 6  | / error_chain! {
[INFO] [stderr] 7  | |     types {
[INFO] [stderr] 8  | |         BlockError, BlockErrorKind, BlockResultExt, BlockResult;
[INFO] [stderr] 9  | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 22 | |     }
[INFO] [stderr] 23 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | / error_chain! {
[INFO] [stderr] 26 | |     types {
[INFO] [stderr] 27 | |         TorrentError, TorrentErrorKind, TorrentResultExt, TorrentResult;
[INFO] [stderr] 28 | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 56 | |     }
[INFO] [stderr] 57 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 25 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> test/mod.rs:131:13
[INFO] [stderr]     |
[INFO] [stderr] 131 |             try!(callback(PieceAccess::Compute(&mut &buffer[..])))
[INFO] [stderr]     |             ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/disk/fs/cache/file_handle.rs:47:44
[INFO] [stderr]    |
[INFO] [stderr] 47 |             let file = Arc::new(Mutex::new(try!(fs.open_file(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/disk/fs/native.rs:41:20
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let file = try!(create_new_file(&combine_path));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/disk/fs/native.rs:56:9
[INFO] [stderr]    |
[INFO] [stderr] 56 |         try!(file.file.seek(SeekFrom::Start(offset)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/disk/fs/native.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |         try!(file.file.seek(SeekFrom::Start(offset)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/disk/fs/native.rs:75:13
[INFO] [stderr]    |
[INFO] [stderr] 75 |             try!(fs::create_dir_all(parent_dir));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/disk/tasks/helpers/piece_accessor.rs:25:30
[INFO] [stderr]    |
[INFO] [stderr] 25 |             let bytes_read = try!(self.fs.read_file(&mut file, offset, &mut piece_buffer[begin..end]));
[INFO] [stderr]    |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/disk/tasks/helpers/piece_accessor.rs:34:33
[INFO] [stderr]    |
[INFO] [stderr] 34 |             let bytes_written = try!(self.fs.write_file(&mut file, offset, &piece_buffer[begin..end]));
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/disk/tasks/helpers/piece_accessor.rs:62:31
[INFO] [stderr]    |
[INFO] [stderr] 62 |                 let fs_file = try!(self.fs.open_file(file_path));
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/disk/tasks/helpers/piece_accessor.rs:69:17
[INFO] [stderr]    |
[INFO] [stderr] 69 |                 try!(callback(fs_file, offset, begin, end));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/disk/tasks/helpers/piece_checker.rs:31:13
[INFO] [stderr]    |
[INFO] [stderr] 31 |             try!(piece_checker.validate_files_sizes());
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/disk/tasks/helpers/piece_checker.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |             try!(piece_checker.fill_checker_state());
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/disk/tasks/helpers/piece_checker.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |             try!(piece_checker.calculate_diff());
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/disk/tasks/helpers/piece_checker.rs:58:9
[INFO] [stderr]    |
[INFO] [stderr] 58 |         try!(self.checker_state.run_with_whole_pieces(piece_length as usize, |message| {
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/disk/tasks/helpers/piece_checker.rs:59:13
[INFO] [stderr]    |
[INFO] [stderr] 59 |             try!(piece_accessor.read_piece(&mut piece_buffer[..message.block_length()], message));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/disk/tasks/helpers/piece_checker.rs:108:13
[INFO] [stderr]     |
[INFO] [stderr] 108 |             try!(self.fs.open_file(file_path.clone())
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/disk/tasks/helpers/piece_checker.rs:113:35
[INFO] [stderr]     |
[INFO] [stderr] 113 |                 let actual_size = try!(self.fs.file_size(&file));
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/disk/tasks/helpers/piece_checker.rs:206:27
[INFO] [stderr]     |
[INFO] [stderr] 206 |             let is_good = try!(callback(&messages[0]));
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/disk/tasks/mod.rs:70:26
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let mut init_state = try!(PieceChecker::init_state(context.filesystem(), file.info()));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/disk/tasks/mod.rs:107:12
[INFO] [stderr]     |
[INFO] [stderr] 107 |         Ok(try!(sync_result))
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/disk/tasks/mod.rs:127:12
[INFO] [stderr]     |
[INFO] [stderr] 127 |         Ok(try!(access_result))
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/disk/tasks/mod.rs:159:12
[INFO] [stderr]     |
[INFO] [stderr] 159 |         Ok(try!(block_result))
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:6:1
[INFO] [stderr]    |
[INFO] [stderr] 6  | / error_chain! {
[INFO] [stderr] 7  | |     types {
[INFO] [stderr] 8  | |         BlockError, BlockErrorKind, BlockResultExt, BlockResult;
[INFO] [stderr] 9  | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 22 | |     }
[INFO] [stderr] 23 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | / error_chain! {
[INFO] [stderr] 26 | |     types {
[INFO] [stderr] 27 | |         TorrentError, TorrentErrorKind, TorrentResultExt, TorrentResult;
[INFO] [stderr] 28 | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 56 | |     }
[INFO] [stderr] 57 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:6:1
[INFO] [stderr]    |
[INFO] [stderr] 6  | / error_chain! {
[INFO] [stderr] 7  | |     types {
[INFO] [stderr] 8  | |         BlockError, BlockErrorKind, BlockResultExt, BlockResult;
[INFO] [stderr] 9  | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 22 | |     }
[INFO] [stderr] 23 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | / error_chain! {
[INFO] [stderr] 26 | |     types {
[INFO] [stderr] 27 | |         TorrentError, TorrentErrorKind, TorrentResultExt, TorrentResult;
[INFO] [stderr] 28 | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 56 | |     }
[INFO] [stderr] 57 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 25 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bip_disk-a76d70f4a44ec3cc
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test disk::tasks::helpers::piece_checker::tests::negative_merge_duplicate_messages_diff_hash ... ok
[INFO] [stdout] test disk::tasks::helpers::piece_checker::tests::negative_merge_duplicate_messages_diff_index ... ok
[INFO] [stdout] test disk::tasks::helpers::piece_checker::tests::positive_merge_duplicate_messages ... ok
[INFO] [stdout] test disk::tasks::helpers::piece_checker::tests::positive_merge_neighbor_messages ... ok
[INFO] [stdout] test disk::tasks::helpers::piece_checker::tests::positive_merge_no_overlap_messages ... ok
[INFO] [stdout] test disk::tasks::helpers::piece_checker::tests::positive_merge_overlap_messages ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test-4d8cab46d4e4ada2
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test resume_torrent::positive_complete_torrent ... ok
[INFO] [stdout] test add_torrent::positive_add_torrent ... ok
[INFO] [stdout] test complete_torrent::positive_complete_torrent ... ok
[INFO] [stdout] test disk_manager_send_backpressure::positive_disk_manager_send_backpressure ... ok
[INFO] [stdout] test process_block::positive_process_block ... ok
[INFO] [stdout] test load_block::positive_load_block ... ok
[INFO] [stderr]    Doc-tests bip_disk
[INFO] [stdout] test remove_torrent::positive_remove_torrent ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "554611744f5a7355d066da21769c938fdc9374222df916ba964951ae578dbffb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "554611744f5a7355d066da21769c938fdc9374222df916ba964951ae578dbffb", kill_on_drop: false }`
[INFO] [stdout] 554611744f5a7355d066da21769c938fdc9374222df916ba964951ae578dbffb