[INFO] fetching crate socketcan 1.7.0...
[INFO] testing socketcan-1.7.0 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate socketcan 1.7.0 into /workspace/builds/worker-83/source
[INFO] validating manifest of crates.io crate socketcan 1.7.0 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate socketcan 1.7.0
[INFO] finished tweaking crates.io crate socketcan 1.7.0
[INFO] tweaked toml for crates.io crate socketcan 1.7.0 written to /workspace/builds/worker-83/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3d06361363e34775f02a2f8a88b738158b28cbcf548da792c3bbf5c61226245
[INFO] running `Command { std: "docker" "start" "-a" "b3d06361363e34775f02a2f8a88b738158b28cbcf548da792c3bbf5c61226245", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3d06361363e34775f02a2f8a88b738158b28cbcf548da792c3bbf5c61226245", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3d06361363e34775f02a2f8a88b738158b28cbcf548da792c3bbf5c61226245", kill_on_drop: false }`
[INFO] [stdout] b3d06361363e34775f02a2f8a88b738158b28cbcf548da792c3bbf5c61226245
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7ffec6faeb626c25777999b2e18dc5d959afdbde50bd127ab360c6cd2eb5418
[INFO] running `Command { std: "docker" "start" "-a" "c7ffec6faeb626c25777999b2e18dc5d959afdbde50bd127ab360c6cd2eb5418", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling hex v0.2.0
[INFO] [stderr]    Compiling itertools v0.4.19
[INFO] [stderr]    Compiling try_from v0.2.2
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling socketcan v1.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/err.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Ok(*try!(frame.data().get(idx as usize).ok_or(CANErrorDecodingFailure::NotEnoughData(idx))))
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/err.rs:254:56
[INFO] [stdout]     |
[INFO] [stdout] 254 |             0x00000002 => Ok(CANError::LostArbitration(try!(get_data(frame, 0)))),
[INFO] [stdout]     |                                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/err.rs:256:48
[INFO] [stdout]     |
[INFO] [stdout] 256 |                 Ok(CANError::ControllerProblem(try!(ControllerProblem::try_from
[INFO] [stdout]     |                                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/err.rs:257:22
[INFO] [stdout]     |
[INFO] [stdout] 257 |                     (try! (get_data(frame, 1))))))
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/err.rs:262:28
[INFO] [stdout]     |
[INFO] [stdout] 262 |                     vtype: try!(ViolationType::try_from(try!(get_data(frame, 2)))),
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/err.rs:262:57
[INFO] [stdout]     |
[INFO] [stdout] 262 |                     vtype: try!(ViolationType::try_from(try!(get_data(frame, 2)))),
[INFO] [stdout]     |                                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/err.rs:263:31
[INFO] [stdout]     |
[INFO] [stdout] 263 |                     location: try!(Location::try_from(try!(get_data(frame, 3)))),
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/err.rs:263:55
[INFO] [stdout]     |
[INFO] [stdout] 263 |                     location: try!(Location::try_from(try!(get_data(frame, 3)))),
[INFO] [stdout]     |                                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dump.rs:43:32
[INFO] [stdout]    |
[INFO] [stdout] 43 |         Ok(Reader::from_reader(try!(fs::File::open(path))))
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dump.rs:93:26
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let bytes_read = try!(self.rdr.read_until(b'\n', &mut self.line_buf));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:103:17
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let f = try!(field_iter.next().ok_or(ParseError::UnexpectedEndOfLine));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:112:19
[INFO] [stdout]     |
[INFO] [stdout] 112 |         let dot = try!(inner.iter()
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:119:26
[INFO] [stdout]     |
[INFO] [stdout] 119 |         let n_num: u64 = try!(parse_raw(num, 10).ok_or(ParseError::InvalidTimestamp));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:120:27
[INFO] [stdout]     |
[INFO] [stdout] 120 |         let n_mant: u64 = try!(parse_raw(&mant[1..], 10).ok_or(ParseError::InvalidTimestamp));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:123:17
[INFO] [stdout]     |
[INFO] [stdout] 123 |         let f = try!(field_iter.next().ok_or(ParseError::UnexpectedEndOfLine));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:126:22
[INFO] [stdout]     |
[INFO] [stdout] 126 |         let device = try!(::std::str::from_utf8(f).map_err(|_| ParseError::InvalidDeviceName));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:129:23
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let can_raw = try!(field_iter.next().ok_or(ParseError::UnexpectedEndOfLine));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:132:13
[INFO] [stdout]     |
[INFO] [stdout] 132 |             try!(can_raw.iter().position(|&c| c == b'#').ok_or(ParseError::InvalidCanFrame));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:146:13
[INFO] [stdout]     |
[INFO] [stdout] 146 |             try!(Vec::from_hex(&can_data).map_err(|_| ParseError::InvalidCanFrame))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:148:21
[INFO] [stdout]     |
[INFO] [stdout] 148 |         let frame = try!(super::CANFrame::new(try!(parse_raw(can_id, 16)
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:148:47
[INFO] [stdout]     |
[INFO] [stdout] 148 |         let frame = try!(super::CANFrame::new(try!(parse_raw(can_id, 16)
[INFO] [stdout]     |                                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:180:32
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:245:24
[INFO] [stdout]     |
[INFO] [stdout] 245 |         let if_index = try!(if_nametoindex(ifname));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:637:9
[INFO] [stdout]     |
[INFO] [stdout] 637 |         try!(write!(f, "{:X}#", self.id()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:176:53
[INFO] [stdout]     |
[INFO] [stdout] 176 |             CANSocketOpenError::IOError(ref e) => e.description(),
[INFO] [stdout]     |                                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.10s
[INFO] running `Command { std: "docker" "inspect" "c7ffec6faeb626c25777999b2e18dc5d959afdbde50bd127ab360c6cd2eb5418", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7ffec6faeb626c25777999b2e18dc5d959afdbde50bd127ab360c6cd2eb5418", kill_on_drop: false }`
[INFO] [stdout] c7ffec6faeb626c25777999b2e18dc5d959afdbde50bd127ab360c6cd2eb5418
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46821fc1f638e05ed602dd253ad88eba7da0c43b3b5e3e16a0b745c4f7064b3e
[INFO] running `Command { std: "docker" "start" "-a" "46821fc1f638e05ed602dd253ad88eba7da0c43b3b5e3e16a0b745c4f7064b3e", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/err.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Ok(*try!(frame.data().get(idx as usize).ok_or(CANErrorDecodingFailure::NotEnoughData(idx))))
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/err.rs:254:56
[INFO] [stdout]     |
[INFO] [stdout] 254 |             0x00000002 => Ok(CANError::LostArbitration(try!(get_data(frame, 0)))),
[INFO] [stdout]     |                                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/err.rs:256:48
[INFO] [stdout]     |
[INFO] [stdout] 256 |                 Ok(CANError::ControllerProblem(try!(ControllerProblem::try_from
[INFO] [stdout]     |                                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/err.rs:257:22
[INFO] [stdout]     |
[INFO] [stdout] 257 |                     (try! (get_data(frame, 1))))))
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/err.rs:262:28
[INFO] [stdout]     |
[INFO] [stdout] 262 |                     vtype: try!(ViolationType::try_from(try!(get_data(frame, 2)))),
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/err.rs:262:57
[INFO] [stdout]     |
[INFO] [stdout] 262 |                     vtype: try!(ViolationType::try_from(try!(get_data(frame, 2)))),
[INFO] [stdout]     |                                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/err.rs:263:31
[INFO] [stdout]     |
[INFO] [stdout] 263 |                     location: try!(Location::try_from(try!(get_data(frame, 3)))),
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/err.rs:263:55
[INFO] [stdout]     |
[INFO] [stdout] 263 |                     location: try!(Location::try_from(try!(get_data(frame, 3)))),
[INFO] [stdout]     |                                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dump.rs:43:32
[INFO] [stdout]    |
[INFO] [stdout] 43 |         Ok(Reader::from_reader(try!(fs::File::open(path))))
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dump.rs:93:26
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let bytes_read = try!(self.rdr.read_until(b'\n', &mut self.line_buf));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:103:17
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let f = try!(field_iter.next().ok_or(ParseError::UnexpectedEndOfLine));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:112:19
[INFO] [stdout]     |
[INFO] [stdout] 112 |         let dot = try!(inner.iter()
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:119:26
[INFO] [stdout]     |
[INFO] [stdout] 119 |         let n_num: u64 = try!(parse_raw(num, 10).ok_or(ParseError::InvalidTimestamp));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:120:27
[INFO] [stdout]     |
[INFO] [stdout] 120 |         let n_mant: u64 = try!(parse_raw(&mant[1..], 10).ok_or(ParseError::InvalidTimestamp));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:123:17
[INFO] [stdout]     |
[INFO] [stdout] 123 |         let f = try!(field_iter.next().ok_or(ParseError::UnexpectedEndOfLine));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:126:22
[INFO] [stdout]     |
[INFO] [stdout] 126 |         let device = try!(::std::str::from_utf8(f).map_err(|_| ParseError::InvalidDeviceName));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:129:23
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let can_raw = try!(field_iter.next().ok_or(ParseError::UnexpectedEndOfLine));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:132:13
[INFO] [stdout]     |
[INFO] [stdout] 132 |             try!(can_raw.iter().position(|&c| c == b'#').ok_or(ParseError::InvalidCanFrame));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:146:13
[INFO] [stdout]     |
[INFO] [stdout] 146 |             try!(Vec::from_hex(&can_data).map_err(|_| ParseError::InvalidCanFrame))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:148:21
[INFO] [stdout]     |
[INFO] [stdout] 148 |         let frame = try!(super::CANFrame::new(try!(parse_raw(can_id, 16)
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:148:47
[INFO] [stdout]     |
[INFO] [stdout] 148 |         let frame = try!(super::CANFrame::new(try!(parse_raw(can_id, 16)
[INFO] [stdout]     |                                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:180:32
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:245:24
[INFO] [stdout]     |
[INFO] [stdout] 245 |         let if_index = try!(if_nametoindex(ifname));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:637:9
[INFO] [stdout]     |
[INFO] [stdout] 637 |         try!(write!(f, "{:X}#", self.id()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:176:53
[INFO] [stdout]     |
[INFO] [stdout] 176 |             CANSocketOpenError::IOError(ref e) => e.description(),
[INFO] [stdout]     |                                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling socketcan v1.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/err.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Ok(*try!(frame.data().get(idx as usize).ok_or(CANErrorDecodingFailure::NotEnoughData(idx))))
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/err.rs:254:56
[INFO] [stdout]     |
[INFO] [stdout] 254 |             0x00000002 => Ok(CANError::LostArbitration(try!(get_data(frame, 0)))),
[INFO] [stdout]     |                                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/err.rs:256:48
[INFO] [stdout]     |
[INFO] [stdout] 256 |                 Ok(CANError::ControllerProblem(try!(ControllerProblem::try_from
[INFO] [stdout]     |                                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/err.rs:257:22
[INFO] [stdout]     |
[INFO] [stdout] 257 |                     (try! (get_data(frame, 1))))))
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/err.rs:262:28
[INFO] [stdout]     |
[INFO] [stdout] 262 |                     vtype: try!(ViolationType::try_from(try!(get_data(frame, 2)))),
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/err.rs:262:57
[INFO] [stdout]     |
[INFO] [stdout] 262 |                     vtype: try!(ViolationType::try_from(try!(get_data(frame, 2)))),
[INFO] [stdout]     |                                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/err.rs:263:31
[INFO] [stdout]     |
[INFO] [stdout] 263 |                     location: try!(Location::try_from(try!(get_data(frame, 3)))),
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/err.rs:263:55
[INFO] [stdout]     |
[INFO] [stdout] 263 |                     location: try!(Location::try_from(try!(get_data(frame, 3)))),
[INFO] [stdout]     |                                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dump.rs:43:32
[INFO] [stdout]    |
[INFO] [stdout] 43 |         Ok(Reader::from_reader(try!(fs::File::open(path))))
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/dump.rs:93:26
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let bytes_read = try!(self.rdr.read_until(b'\n', &mut self.line_buf));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:103:17
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let f = try!(field_iter.next().ok_or(ParseError::UnexpectedEndOfLine));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:112:19
[INFO] [stdout]     |
[INFO] [stdout] 112 |         let dot = try!(inner.iter()
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:119:26
[INFO] [stdout]     |
[INFO] [stdout] 119 |         let n_num: u64 = try!(parse_raw(num, 10).ok_or(ParseError::InvalidTimestamp));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:120:27
[INFO] [stdout]     |
[INFO] [stdout] 120 |         let n_mant: u64 = try!(parse_raw(&mant[1..], 10).ok_or(ParseError::InvalidTimestamp));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:123:17
[INFO] [stdout]     |
[INFO] [stdout] 123 |         let f = try!(field_iter.next().ok_or(ParseError::UnexpectedEndOfLine));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:126:22
[INFO] [stdout]     |
[INFO] [stdout] 126 |         let device = try!(::std::str::from_utf8(f).map_err(|_| ParseError::InvalidDeviceName));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:129:23
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let can_raw = try!(field_iter.next().ok_or(ParseError::UnexpectedEndOfLine));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:132:13
[INFO] [stdout]     |
[INFO] [stdout] 132 |             try!(can_raw.iter().position(|&c| c == b'#').ok_or(ParseError::InvalidCanFrame));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:146:13
[INFO] [stdout]     |
[INFO] [stdout] 146 |             try!(Vec::from_hex(&can_data).map_err(|_| ParseError::InvalidCanFrame))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:148:21
[INFO] [stdout]     |
[INFO] [stdout] 148 |         let frame = try!(super::CANFrame::new(try!(parse_raw(can_id, 16)
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/dump.rs:148:47
[INFO] [stdout]     |
[INFO] [stdout] 148 |         let frame = try!(super::CANFrame::new(try!(parse_raw(can_id, 16)
[INFO] [stdout]     |                                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time`
[INFO] [stdout]  --> src/tests.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::time;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ShouldRetry`
[INFO] [stdout]  --> src/tests.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use {CANSocket, ShouldRetry};
[INFO] [stdout]   |                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:180:32
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:245:24
[INFO] [stdout]     |
[INFO] [stdout] 245 |         let if_index = try!(if_nametoindex(ifname));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:637:9
[INFO] [stdout]     |
[INFO] [stdout] 637 |         try!(write!(f, "{:X}#", self.id()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:176:53
[INFO] [stdout]     |
[INFO] [stdout] 176 |             CANSocketOpenError::IOError(ref e) => e.description(),
[INFO] [stdout]     |                                                     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 27 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "46821fc1f638e05ed602dd253ad88eba7da0c43b3b5e3e16a0b745c4f7064b3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46821fc1f638e05ed602dd253ad88eba7da0c43b3b5e3e16a0b745c4f7064b3e", kill_on_drop: false }`
[INFO] [stdout] 46821fc1f638e05ed602dd253ad88eba7da0c43b3b5e3e16a0b745c4f7064b3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-83/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4556f2f62fa158c8ba9a984f454010326ee3acb0b14856457fbe1ca34ee1d79a
[INFO] running `Command { std: "docker" "start" "-a" "4556f2f62fa158c8ba9a984f454010326ee3acb0b14856457fbe1ca34ee1d79a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/err.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Ok(*try!(frame.data().get(idx as usize).ok_or(CANErrorDecodingFailure::NotEnoughData(idx))))
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/err.rs:254:56
[INFO] [stderr]     |
[INFO] [stderr] 254 |             0x00000002 => Ok(CANError::LostArbitration(try!(get_data(frame, 0)))),
[INFO] [stderr]     |                                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/err.rs:256:48
[INFO] [stderr]     |
[INFO] [stderr] 256 |                 Ok(CANError::ControllerProblem(try!(ControllerProblem::try_from
[INFO] [stderr]     |                                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/err.rs:257:22
[INFO] [stderr]     |
[INFO] [stderr] 257 |                     (try! (get_data(frame, 1))))))
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/err.rs:262:28
[INFO] [stderr]     |
[INFO] [stderr] 262 |                     vtype: try!(ViolationType::try_from(try!(get_data(frame, 2)))),
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/err.rs:262:57
[INFO] [stderr]     |
[INFO] [stderr] 262 |                     vtype: try!(ViolationType::try_from(try!(get_data(frame, 2)))),
[INFO] [stderr]     |                                                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/err.rs:263:31
[INFO] [stderr]     |
[INFO] [stderr] 263 |                     location: try!(Location::try_from(try!(get_data(frame, 3)))),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/err.rs:263:55
[INFO] [stderr]     |
[INFO] [stderr] 263 |                     location: try!(Location::try_from(try!(get_data(frame, 3)))),
[INFO] [stderr]     |                                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/dump.rs:43:32
[INFO] [stderr]    |
[INFO] [stderr] 43 |         Ok(Reader::from_reader(try!(fs::File::open(path))))
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/dump.rs:93:26
[INFO] [stderr]    |
[INFO] [stderr] 93 |         let bytes_read = try!(self.rdr.read_until(b'\n', &mut self.line_buf));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/dump.rs:103:17
[INFO] [stderr]     |
[INFO] [stderr] 103 |         let f = try!(field_iter.next().ok_or(ParseError::UnexpectedEndOfLine));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/dump.rs:112:19
[INFO] [stderr]     |
[INFO] [stderr] 112 |         let dot = try!(inner.iter()
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/dump.rs:119:26
[INFO] [stderr]     |
[INFO] [stderr] 119 |         let n_num: u64 = try!(parse_raw(num, 10).ok_or(ParseError::InvalidTimestamp));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/dump.rs:120:27
[INFO] [stderr]     |
[INFO] [stderr] 120 |         let n_mant: u64 = try!(parse_raw(&mant[1..], 10).ok_or(ParseError::InvalidTimestamp));
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/dump.rs:123:17
[INFO] [stderr]     |
[INFO] [stderr] 123 |         let f = try!(field_iter.next().ok_or(ParseError::UnexpectedEndOfLine));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/dump.rs:126:22
[INFO] [stderr]     |
[INFO] [stderr] 126 |         let device = try!(::std::str::from_utf8(f).map_err(|_| ParseError::InvalidDeviceName));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/dump.rs:129:23
[INFO] [stderr]     |
[INFO] [stderr] 129 |         let can_raw = try!(field_iter.next().ok_or(ParseError::UnexpectedEndOfLine));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/dump.rs:132:13
[INFO] [stderr]     |
[INFO] [stderr] 132 |             try!(can_raw.iter().position(|&c| c == b'#').ok_or(ParseError::InvalidCanFrame));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/dump.rs:146:13
[INFO] [stderr]     |
[INFO] [stderr] 146 |             try!(Vec::from_hex(&can_data).map_err(|_| ParseError::InvalidCanFrame))
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/dump.rs:148:21
[INFO] [stderr]     |
[INFO] [stderr] 148 |         let frame = try!(super::CANFrame::new(try!(parse_raw(can_id, 16)
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/dump.rs:148:47
[INFO] [stderr]     |
[INFO] [stderr] 148 |         let frame = try!(super::CANFrame::new(try!(parse_raw(can_id, 16)
[INFO] [stderr]     |                                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:180:32
[INFO] [stderr]     |
[INFO] [stderr] 180 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:245:24
[INFO] [stderr]     |
[INFO] [stderr] 245 |         let if_index = try!(if_nametoindex(ifname));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:637:9
[INFO] [stderr]     |
[INFO] [stderr] 637 |         try!(write!(f, "{:X}#", self.id()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:176:53
[INFO] [stderr]     |
[INFO] [stderr] 176 |             CANSocketOpenError::IOError(ref e) => e.description(),
[INFO] [stderr]     |                                                     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time`
[INFO] [stderr]  --> src/tests.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::time;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ShouldRetry`
[INFO] [stderr]  --> src/tests.rs:2:17
[INFO] [stderr]   |
[INFO] [stderr] 2 | use {CANSocket, ShouldRetry};
[INFO] [stderr]   |                 ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `socketcan` (lib) generated 25 warnings
[INFO] [stderr] warning: `socketcan` (lib test) generated 27 warnings (25 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/socketcan-5b0c7cf8dee6b951)
[INFO] [stdout] running 2 tests
[INFO] [stdout] test dump::test::test_simple_example ... ok
[INFO] [stdout] test tests::test_nonexistant_device ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests socketcan
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4556f2f62fa158c8ba9a984f454010326ee3acb0b14856457fbe1ca34ee1d79a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4556f2f62fa158c8ba9a984f454010326ee3acb0b14856457fbe1ca34ee1d79a", kill_on_drop: false }`
[INFO] [stdout] 4556f2f62fa158c8ba9a984f454010326ee3acb0b14856457fbe1ca34ee1d79a