[INFO] fetching crate zmq-rs 0.1.8...
[INFO] testing zmq-rs-0.1.8 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate zmq-rs 0.1.8 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate zmq-rs 0.1.8
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate zmq-rs 0.1.8
[INFO] tweaked toml for crates.io crate zmq-rs 0.1.8 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zmq-rs 0.1.8 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]       Adding cfg-if v0.1.10 (available: v1.0.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71016bcfe84d6640b89400d8ea2fb05eb36e0feabc170b88dd656ac31fed4a9a
[INFO] running `Command { std: "docker" "start" "-a" "71016bcfe84d6640b89400d8ea2fb05eb36e0feabc170b88dd656ac31fed4a9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71016bcfe84d6640b89400d8ea2fb05eb36e0feabc170b88dd656ac31fed4a9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71016bcfe84d6640b89400d8ea2fb05eb36e0feabc170b88dd656ac31fed4a9a", kill_on_drop: false }`
[INFO] [stdout] 71016bcfe84d6640b89400d8ea2fb05eb36e0feabc170b88dd656ac31fed4a9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f8873b6bcb020b5ccfb7b0aac71f4d415a619dbef5d33fdc80d5525571ca7ec
[INFO] running `Command { std: "docker" "start" "-a" "3f8873b6bcb020b5ccfb7b0aac71f4d415a619dbef5d33fdc80d5525571ca7ec", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling zmq-ffi v0.1.3
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling zmq-rs v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/socket.rs:580:5
[INFO] [stdout]     |
[INFO] [stdout] 580 | /     /// Get last endpoint bound for TCP and IPC transports
[INFO] [stdout] 581 | |     /// if last endpoint has more than 2048 bytes, method call will be failed.
[INFO] [stdout]     | |_____-------------------------------------------------------------------------^
[INFO] [stdout]     |       |
[INFO] [stdout]     |       rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/socket.rs:389:23
[INFO] [stdout]     |
[INFO] [stdout] 389 |         let mut msg = try!(Message::new());
[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/socket.rs:400:19
[INFO] [stdout]     |
[INFO] [stdout] 400 |         let msg = try!(Message::from_slice(data));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:43:25
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub const EFSM: Errno = (ZMQ_HAUSNUMERO + 51);
[INFO] [stdout]    |                         ^                   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 43 - pub const EFSM: Errno = (ZMQ_HAUSNUMERO + 51);
[INFO] [stdout] 43 + pub const EFSM: Errno = ZMQ_HAUSNUMERO + 51 ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:44:35
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub const ENOCOMPATPROTO: Errno = (ZMQ_HAUSNUMERO + 52);
[INFO] [stdout]    |                                   ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 44 - pub const ENOCOMPATPROTO: Errno = (ZMQ_HAUSNUMERO + 52);
[INFO] [stdout] 44 + pub const ENOCOMPATPROTO: Errno = ZMQ_HAUSNUMERO + 52 ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:45:26
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub const ETERM: Errno = (ZMQ_HAUSNUMERO + 53);
[INFO] [stdout]    |                          ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 - pub const ETERM: Errno = (ZMQ_HAUSNUMERO + 53);
[INFO] [stdout] 45 + pub const ETERM: Errno = ZMQ_HAUSNUMERO + 53 ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:46:29
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub const EMTHREAD: Errno = (ZMQ_HAUSNUMERO + 54);
[INFO] [stdout]    |                             ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 46 - pub const EMTHREAD: Errno = (ZMQ_HAUSNUMERO + 54);
[INFO] [stdout] 46 + pub const EMTHREAD: Errno = ZMQ_HAUSNUMERO + 54 ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:331:27
[INFO] [stdout]     |
[INFO] [stdout] 331 |             let mut msg = try!(Message::with_capcity(data.len()));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:484:28
[INFO] [stdout]     |
[INFO] [stdout] 484 |                     panic!(e);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 484 |                     panic!("{}", e);
[INFO] [stdout]     |                            +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 484 -                     panic!(e);
[INFO] [stdout] 484 +                     std::panic::panic_any(e);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "3f8873b6bcb020b5ccfb7b0aac71f4d415a619dbef5d33fdc80d5525571ca7ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f8873b6bcb020b5ccfb7b0aac71f4d415a619dbef5d33fdc80d5525571ca7ec", kill_on_drop: false }`
[INFO] [stdout] 3f8873b6bcb020b5ccfb7b0aac71f4d415a619dbef5d33fdc80d5525571ca7ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 102d1e9acd3a54714f4f83443ad9c3787e98c56512812d81e27adffa16afacdb
[INFO] running `Command { std: "docker" "start" "-a" "102d1e9acd3a54714f4f83443ad9c3787e98c56512812d81e27adffa16afacdb", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling zmq-rs v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/socket.rs:580:5
[INFO] [stdout]     |
[INFO] [stdout] 580 | /     /// Get last endpoint bound for TCP and IPC transports
[INFO] [stdout] 581 | |     /// if last endpoint has more than 2048 bytes, method call will be failed.
[INFO] [stdout]     | |_____-------------------------------------------------------------------------^
[INFO] [stdout]     |       |
[INFO] [stdout]     |       rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/socket.rs:389:23
[INFO] [stdout]     |
[INFO] [stdout] 389 |         let mut msg = try!(Message::new());
[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/socket.rs:400:19
[INFO] [stdout]     |
[INFO] [stdout] 400 |         let msg = try!(Message::from_slice(data));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:43:25
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub const EFSM: Errno = (ZMQ_HAUSNUMERO + 51);
[INFO] [stdout]    |                         ^                   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 43 - pub const EFSM: Errno = (ZMQ_HAUSNUMERO + 51);
[INFO] [stdout] 43 + pub const EFSM: Errno = ZMQ_HAUSNUMERO + 51 ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:44:35
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub const ENOCOMPATPROTO: Errno = (ZMQ_HAUSNUMERO + 52);
[INFO] [stdout]    |                                   ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 44 - pub const ENOCOMPATPROTO: Errno = (ZMQ_HAUSNUMERO + 52);
[INFO] [stdout] 44 + pub const ENOCOMPATPROTO: Errno = ZMQ_HAUSNUMERO + 52 ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:45:26
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub const ETERM: Errno = (ZMQ_HAUSNUMERO + 53);
[INFO] [stdout]    |                          ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 - pub const ETERM: Errno = (ZMQ_HAUSNUMERO + 53);
[INFO] [stdout] 45 + pub const ETERM: Errno = ZMQ_HAUSNUMERO + 53 ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:46:29
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub const EMTHREAD: Errno = (ZMQ_HAUSNUMERO + 54);
[INFO] [stdout]    |                             ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 46 - pub const EMTHREAD: Errno = (ZMQ_HAUSNUMERO + 54);
[INFO] [stdout] 46 + pub const EMTHREAD: Errno = ZMQ_HAUSNUMERO + 54 ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:331:27
[INFO] [stdout]     |
[INFO] [stdout] 331 |             let mut msg = try!(Message::with_capcity(data.len()));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:484:28
[INFO] [stdout]     |
[INFO] [stdout] 484 |                     panic!(e);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 484 |                     panic!("{}", e);
[INFO] [stdout]     |                            +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 484 -                     panic!(e);
[INFO] [stdout] 484 +                     std::panic::panic_any(e);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> examples/zguide/hwserver.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut context = zmq::Context::new().unwrap();
[INFO] [stdout]   |         ----^^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> src/socket.rs:580:5
[INFO] [stdout]     |
[INFO] [stdout] 580 | /     /// Get last endpoint bound for TCP and IPC transports
[INFO] [stdout] 581 | |     /// if last endpoint has more than 2048 bytes, method call will be failed.
[INFO] [stdout]     | |_____-------------------------------------------------------------------------^
[INFO] [stdout]     |       |
[INFO] [stdout]     |       rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/socket.rs:389:23
[INFO] [stdout]     |
[INFO] [stdout] 389 |         let mut msg = try!(Message::new());
[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/socket.rs:400:19
[INFO] [stdout]     |
[INFO] [stdout] 400 |         let msg = try!(Message::from_slice(data));
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:43:25
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub const EFSM: Errno = (ZMQ_HAUSNUMERO + 51);
[INFO] [stdout]    |                         ^                   ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 43 - pub const EFSM: Errno = (ZMQ_HAUSNUMERO + 51);
[INFO] [stdout] 43 + pub const EFSM: Errno = ZMQ_HAUSNUMERO + 51 ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:44:35
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub const ENOCOMPATPROTO: Errno = (ZMQ_HAUSNUMERO + 52);
[INFO] [stdout]    |                                   ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 44 - pub const ENOCOMPATPROTO: Errno = (ZMQ_HAUSNUMERO + 52);
[INFO] [stdout] 44 + pub const ENOCOMPATPROTO: Errno = ZMQ_HAUSNUMERO + 52 ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:45:26
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub const ETERM: Errno = (ZMQ_HAUSNUMERO + 53);
[INFO] [stdout]    |                          ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 - pub const ETERM: Errno = (ZMQ_HAUSNUMERO + 53);
[INFO] [stdout] 45 + pub const ETERM: Errno = ZMQ_HAUSNUMERO + 53 ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/errno.rs:46:29
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub const EMTHREAD: Errno = (ZMQ_HAUSNUMERO + 54);
[INFO] [stdout]    |                             ^                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 46 - pub const EMTHREAD: Errno = (ZMQ_HAUSNUMERO + 54);
[INFO] [stdout] 46 + pub const EMTHREAD: Errno = ZMQ_HAUSNUMERO + 54 ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:331:27
[INFO] [stdout]     |
[INFO] [stdout] 331 |             let mut msg = try!(Message::with_capcity(data.len()));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Option::<T>::is_some` that must be used
[INFO] [stdout]   --> tests/lib.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     empty.get_meta("Socket-Type").is_some();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you intended to assert that this has a value, consider `.unwrap()` instead
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let _ = empty.get_meta("Socket-Type").is_some();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Option::<T>::is_some` that must be used
[INFO] [stdout]   --> tests/lib.rs:73:5
[INFO] [stdout]    |
[INFO] [stdout] 73 |     empty.get_meta("Identity").is_some();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you intended to assert that this has a value, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let _ = empty.get_meta("Identity").is_some();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Option::<T>::is_some` that must be used
[INFO] [stdout]   --> tests/lib.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     empty.get_meta("Resource").is_some();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you intended to assert that this has a value, consider `.unwrap()` instead
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let _ = empty.get_meta("Resource").is_some();
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:484:28
[INFO] [stdout]     |
[INFO] [stdout] 484 |                     panic!(e);
[INFO] [stdout]     |                            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 484 |                     panic!("{}", e);
[INFO] [stdout]     |                            +++++
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 484 -                     panic!(e);
[INFO] [stdout] 484 +                     std::panic::panic_any(e);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "102d1e9acd3a54714f4f83443ad9c3787e98c56512812d81e27adffa16afacdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "102d1e9acd3a54714f4f83443ad9c3787e98c56512812d81e27adffa16afacdb", kill_on_drop: false }`
[INFO] [stdout] 102d1e9acd3a54714f4f83443ad9c3787e98c56512812d81e27adffa16afacdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d1384e8305999152ae5436a7673beed78925c2ea49fc5921fe68fac58d762ea5
[INFO] running `Command { std: "docker" "start" "-a" "d1384e8305999152ae5436a7673beed78925c2ea49fc5921fe68fac58d762ea5", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/socket.rs:580:5
[INFO] [stderr]     |
[INFO] [stderr] 580 | /     /// Get last endpoint bound for TCP and IPC transports
[INFO] [stderr] 581 | |     /// if last endpoint has more than 2048 bytes, method call will be failed.
[INFO] [stderr]     | |_____-------------------------------------------------------------------------^
[INFO] [stderr]     |       |
[INFO] [stderr]     |       rustdoc does not generate documentation for macro invocations
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr]     = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/socket.rs:389:23
[INFO] [stderr]     |
[INFO] [stderr] 389 |         let mut msg = try!(Message::new());
[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/socket.rs:400:19
[INFO] [stderr]     |
[INFO] [stderr] 400 |         let msg = try!(Message::from_slice(data));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:43:25
[INFO] [stderr]    |
[INFO] [stderr] 43 | pub const EFSM: Errno = (ZMQ_HAUSNUMERO + 51);
[INFO] [stderr]    |                         ^                   ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 43 - pub const EFSM: Errno = (ZMQ_HAUSNUMERO + 51);
[INFO] [stderr] 43 + pub const EFSM: Errno = ZMQ_HAUSNUMERO + 51 ;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:44:35
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub const ENOCOMPATPROTO: Errno = (ZMQ_HAUSNUMERO + 52);
[INFO] [stderr]    |                                   ^                   ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 44 - pub const ENOCOMPATPROTO: Errno = (ZMQ_HAUSNUMERO + 52);
[INFO] [stderr] 44 + pub const ENOCOMPATPROTO: Errno = ZMQ_HAUSNUMERO + 52 ;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:45:26
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub const ETERM: Errno = (ZMQ_HAUSNUMERO + 53);
[INFO] [stderr]    |                          ^                   ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 45 - pub const ETERM: Errno = (ZMQ_HAUSNUMERO + 53);
[INFO] [stderr] 45 + pub const ETERM: Errno = ZMQ_HAUSNUMERO + 53 ;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:46:29
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub const EMTHREAD: Errno = (ZMQ_HAUSNUMERO + 54);
[INFO] [stderr]    |                             ^                   ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 46 - pub const EMTHREAD: Errno = (ZMQ_HAUSNUMERO + 54);
[INFO] [stderr] 46 + pub const EMTHREAD: Errno = ZMQ_HAUSNUMERO + 54 ;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:331:27
[INFO] [stderr]     |
[INFO] [stderr] 331 |             let mut msg = try!(Message::with_capcity(data.len()));
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:484:28
[INFO] [stderr]     |
[INFO] [stderr] 484 |                     panic!(e);
[INFO] [stderr]     |                            ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: add a "{}" format string to `Display` the message
[INFO] [stderr]     |
[INFO] [stderr] 484 |                     panic!("{}", e);
[INFO] [stderr]     |                            +++++
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 484 -                     panic!(e);
[INFO] [stderr] 484 +                     std::panic::panic_any(e);
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `zmq-rs` (lib) generated 9 warnings (run `cargo fix --lib -p zmq-rs` to apply 5 suggestions)
[INFO] [stderr] warning: `zmq-rs` (lib test) generated 9 warnings (9 duplicates)
[INFO] [stderr] warning: unused return value of `Option::<T>::is_some` that must be used
[INFO] [stderr]   --> tests/lib.rs:72:5
[INFO] [stderr]    |
[INFO] [stderr] 72 |     empty.get_meta("Socket-Type").is_some();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: if you intended to assert that this has a value, consider `.unwrap()` instead
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 72 |     let _ = empty.get_meta("Socket-Type").is_some();
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Option::<T>::is_some` that must be used
[INFO] [stderr]   --> tests/lib.rs:73:5
[INFO] [stderr]    |
[INFO] [stderr] 73 |     empty.get_meta("Identity").is_some();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: if you intended to assert that this has a value, consider `.unwrap()` instead
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 73 |     let _ = empty.get_meta("Identity").is_some();
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Option::<T>::is_some` that must be used
[INFO] [stderr]   --> tests/lib.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     empty.get_meta("Resource").is_some();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: if you intended to assert that this has a value, consider `.unwrap()` instead
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 74 |     let _ = empty.get_meta("Resource").is_some();
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> examples/zguide/hwserver.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let mut context = zmq::Context::new().unwrap();
[INFO] [stderr]   |         ----^^^^^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `zmq-rs` (test "lib") generated 3 warnings
[INFO] [stderr] warning: `zmq-rs` (example "hwserver") generated 1 warning (run `cargo fix --example "hwserver" -p zmq-rs` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zmq_rs-eb14122397dc1b1a)
[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] [stderr]      Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-8167e5bc000b5f99)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test capability_test ... ok
[INFO] [stdout] test context_test ... ok
[INFO] [stdout] test message_test ... ok
[INFO] [stdout] test version_test ... ok
[INFO] [stdout] test socket_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests zmq_rs
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:43:25
[INFO] [stderr]    |
[INFO] [stderr] 43 | pub const EFSM: Errno = (ZMQ_HAUSNUMERO + 51);
[INFO] [stderr]    |                         ^                   ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 43 - pub const EFSM: Errno = (ZMQ_HAUSNUMERO + 51);
[INFO] [stderr] 43 + pub const EFSM: Errno = ZMQ_HAUSNUMERO + 51 ;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:44:35
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub const ENOCOMPATPROTO: Errno = (ZMQ_HAUSNUMERO + 52);
[INFO] [stderr]    |                                   ^                   ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 44 - pub const ENOCOMPATPROTO: Errno = (ZMQ_HAUSNUMERO + 52);
[INFO] [stderr] 44 + pub const ENOCOMPATPROTO: Errno = ZMQ_HAUSNUMERO + 52 ;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:45:26
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub const ETERM: Errno = (ZMQ_HAUSNUMERO + 53);
[INFO] [stderr]    |                          ^                   ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 45 - pub const ETERM: Errno = (ZMQ_HAUSNUMERO + 53);
[INFO] [stderr] 45 + pub const ETERM: Errno = ZMQ_HAUSNUMERO + 53 ;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/errno.rs:46:29
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub const EMTHREAD: Errno = (ZMQ_HAUSNUMERO + 54);
[INFO] [stderr]    |                             ^                   ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 46 - pub const EMTHREAD: Errno = (ZMQ_HAUSNUMERO + 54);
[INFO] [stderr] 46 + pub const EMTHREAD: Errno = ZMQ_HAUSNUMERO + 54 ;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[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" "d1384e8305999152ae5436a7673beed78925c2ea49fc5921fe68fac58d762ea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1384e8305999152ae5436a7673beed78925c2ea49fc5921fe68fac58d762ea5", kill_on_drop: false }`
[INFO] [stdout] d1384e8305999152ae5436a7673beed78925c2ea49fc5921fe68fac58d762ea5
