[INFO] fetching crate bastion 0.4.2...
[INFO] checking bastion-0.4.2 against beta-2020-07-24 for pr-75494-beta
[INFO] extracting crate bastion 0.4.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate bastion 0.4.2 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 bastion 0.4.2
[INFO] finished tweaking crates.io crate bastion 0.4.2
[INFO] tweaked toml for crates.io crate bastion 0.4.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate bastion 0.4.2 already has a lockfile, it will not be regenerated
[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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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] 155e02b7dd2c08dfd5244fe451d4a5893afcc125eabac615a6f7befb3c95b349
[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" "155e02b7dd2c08dfd5244fe451d4a5893afcc125eabac615a6f7befb3c95b349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "155e02b7dd2c08dfd5244fe451d4a5893afcc125eabac615a6f7befb3c95b349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "155e02b7dd2c08dfd5244fe451d4a5893afcc125eabac615a6f7befb3c95b349", kill_on_drop: false }`
[INFO] [stdout] 155e02b7dd2c08dfd5244fe451d4a5893afcc125eabac615a6f7befb3c95b349
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ec94a503757c1a1d243900432b6d250886544501642d6e2357fa96ab1d7e94b
[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" "2ec94a503757c1a1d243900432b6d250886544501642d6e2357fa96ab1d7e94b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking bastion-utils v0.3.2
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking event-listener v2.3.3
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]    Compiling snap v1.0.1
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking tracing-core v0.1.14
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]     Checking sharded-slab v0.0.9
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking async-mutex v1.1.5
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking tracing-log v0.1.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking lightproc v0.3.5
[INFO] [stderr]     Checking crossbeam-channel v0.4.3
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking rayon-core v1.7.1
[INFO] [stderr]     Checking bastion-executor v0.3.6
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking agnostik v0.1.5
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking proptest v0.10.0
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling tracing-attributes v0.1.10
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking lever v0.1.1-alpha.11
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking nuclei v0.1.2-alpha.1
[INFO] [stderr]     Checking tracing-serde v0.1.1
[INFO] [stderr]     Checking tracing-subscriber v0.2.11
[INFO] [stderr]     Checking bastion v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/message.rs:710:9
[INFO] [stdout]     |
[INFO] [stdout] 710 | /         macro_rules! signature {
[INFO] [stdout] 711 | |             () => {
[INFO] [stdout] 712 | |                 sign
[INFO] [stdout] 713 | |             };
[INFO] [stdout] 714 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/context.rs:727:17
[INFO] [stdout]     |
[INFO] [stdout] 727 | /                 msg! { ctx.recv().await?,
[INFO] [stdout] 728 | |                     ref msg: &'static str => {
[INFO] [stdout] 729 | |                         assert_eq!(msg, &"test recv");
[INFO] [stdout] 730 | |                     };
[INFO] [stdout] 731 | |                     msg: _ => { panic!("didn't receive the expected message {:?}", msg);};
[INFO] [stdout] 732 | |                 }
[INFO] [stdout]     | |_________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[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: unused macro definition
[INFO] [stdout]    --> src/message.rs:733:13
[INFO] [stdout]     |
[INFO] [stdout] 733 | /             macro_rules! answer {
[INFO] [stdout] 734 | |                 ($ctx:expr, $answer:expr) => {
[INFO] [stdout] 735 | |                     {
[INFO] [stdout] 736 | |                         let sign = $ctx.signature();
[INFO] [stdout] ...   |
[INFO] [stdout] 739 | |                 };
[INFO] [stdout] 740 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/context.rs:727:17
[INFO] [stdout]     |
[INFO] [stdout] 727 | /                 msg! { ctx.recv().await?,
[INFO] [stdout] 728 | |                     ref msg: &'static str => {
[INFO] [stdout] 729 | |                         assert_eq!(msg, &"test recv");
[INFO] [stdout] 730 | |                     };
[INFO] [stdout] 731 | |                     msg: _ => { panic!("didn't receive the expected message {:?}", msg);};
[INFO] [stdout] 732 | |                 }
[INFO] [stdout]     | |_________________- in this macro invocation
[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: unused macro definition
[INFO] [stdout]    --> src/message.rs:710:9
[INFO] [stdout]     |
[INFO] [stdout] 710 | /         macro_rules! signature {
[INFO] [stdout] 711 | |             () => {
[INFO] [stdout] 712 | |                 sign
[INFO] [stdout] 713 | |             };
[INFO] [stdout] 714 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/context.rs:748:17
[INFO] [stdout]     |
[INFO] [stdout] 748 | /                 msg! { ctx.try_recv().await.expect("no message"),
[INFO] [stdout] 749 | |                     ref msg: &'static str => {
[INFO] [stdout] 750 | |                         assert_eq!(msg, &"test try recv");
[INFO] [stdout] 751 | |                     };
[INFO] [stdout] 752 | |                     _: _ => { panic!("didn't receive the expected message");};
[INFO] [stdout] 753 | |                 }
[INFO] [stdout]     | |_________________- in this macro invocation
[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: unused macro definition
[INFO] [stdout]    --> src/message.rs:733:13
[INFO] [stdout]     |
[INFO] [stdout] 733 | /             macro_rules! answer {
[INFO] [stdout] 734 | |                 ($ctx:expr, $answer:expr) => {
[INFO] [stdout] 735 | |                     {
[INFO] [stdout] 736 | |                         let sign = $ctx.signature();
[INFO] [stdout] ...   |
[INFO] [stdout] 739 | |                 };
[INFO] [stdout] 740 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/context.rs:748:17
[INFO] [stdout]     |
[INFO] [stdout] 748 | /                 msg! { ctx.try_recv().await.expect("no message"),
[INFO] [stdout] 749 | |                     ref msg: &'static str => {
[INFO] [stdout] 750 | |                         assert_eq!(msg, &"test try recv");
[INFO] [stdout] 751 | |                     };
[INFO] [stdout] 752 | |                     _: _ => { panic!("didn't receive the expected message");};
[INFO] [stdout] 753 | |                 }
[INFO] [stdout]     | |_________________- in this macro invocation
[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: unused macro definition
[INFO] [stdout]    --> src/message.rs:710:9
[INFO] [stdout]     |
[INFO] [stdout] 710 | /         macro_rules! signature {
[INFO] [stdout] 711 | |             () => {
[INFO] [stdout] 712 | |                 sign
[INFO] [stdout] 713 | |             };
[INFO] [stdout] 714 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/context.rs:780:17
[INFO] [stdout]     |
[INFO] [stdout] 780 | /                 msg! { ctx.try_recv_timeout(std::time::Duration::from_millis(1)).await.expect("recv_timeout failed"),
[INFO] [stdout] 781 | |                     ref msg: &'static str => {
[INFO] [stdout] 782 | |                         assert_eq!(msg, &"test recv timeout");
[INFO] [stdout] 783 | |                     };
[INFO] [stdout] 784 | |                     _: _ => { panic!("didn't receive the expected message");};
[INFO] [stdout] 785 | |                 }
[INFO] [stdout]     | |_________________- in this macro invocation
[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: unused macro definition
[INFO] [stdout]    --> src/message.rs:733:13
[INFO] [stdout]     |
[INFO] [stdout] 733 | /             macro_rules! answer {
[INFO] [stdout] 734 | |                 ($ctx:expr, $answer:expr) => {
[INFO] [stdout] 735 | |                     {
[INFO] [stdout] 736 | |                         let sign = $ctx.signature();
[INFO] [stdout] ...   |
[INFO] [stdout] 739 | |                 };
[INFO] [stdout] 740 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/context.rs:780:17
[INFO] [stdout]     |
[INFO] [stdout] 780 | /                 msg! { ctx.try_recv_timeout(std::time::Duration::from_millis(1)).await.expect("recv_timeout failed"),
[INFO] [stdout] 781 | |                     ref msg: &'static str => {
[INFO] [stdout] 782 | |                         assert_eq!(msg, &"test recv timeout");
[INFO] [stdout] 783 | |                     };
[INFO] [stdout] 784 | |                     _: _ => { panic!("didn't receive the expected message");};
[INFO] [stdout] 785 | |                 }
[INFO] [stdout]     | |_________________- in this macro invocation
[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: unused variable: `sign`
[INFO] [stdout]    --> src/message.rs:708:24
[INFO] [stdout]     |
[INFO] [stdout] 708 |           let (mut $var, sign) = signed.extract();
[INFO] [stdout]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_sign`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/context.rs:727:17
[INFO] [stdout]     |
[INFO] [stdout] 727 | /                 msg! { ctx.recv().await?,
[INFO] [stdout] 728 | |                     ref msg: &'static str => {
[INFO] [stdout] 729 | |                         assert_eq!(msg, &"test recv");
[INFO] [stdout] 730 | |                     };
[INFO] [stdout] 731 | |                     msg: _ => { panic!("didn't receive the expected message {:?}", msg);};
[INFO] [stdout] 732 | |                 }
[INFO] [stdout]     | |_________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[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: unused variable: `sender`
[INFO] [stdout]    --> src/message.rs:731:17
[INFO] [stdout]     |
[INFO] [stdout] 731 |               let sender = sender.unwrap();
[INFO] [stdout]     |                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sender`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/context.rs:727:17
[INFO] [stdout]     |
[INFO] [stdout] 727 | /                 msg! { ctx.recv().await?,
[INFO] [stdout] 728 | |                     ref msg: &'static str => {
[INFO] [stdout] 729 | |                         assert_eq!(msg, &"test recv");
[INFO] [stdout] 730 | |                     };
[INFO] [stdout] 731 | |                     msg: _ => { panic!("didn't receive the expected message {:?}", msg);};
[INFO] [stdout] 732 | |                 }
[INFO] [stdout]     | |_________________- in this macro invocation
[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: unused variable: `sign`
[INFO] [stdout]    --> src/message.rs:708:24
[INFO] [stdout]     |
[INFO] [stdout] 708 |           let (mut $var, sign) = signed.extract();
[INFO] [stdout]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_sign`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/context.rs:748:17
[INFO] [stdout]     |
[INFO] [stdout] 748 | /                 msg! { ctx.try_recv().await.expect("no message"),
[INFO] [stdout] 749 | |                     ref msg: &'static str => {
[INFO] [stdout] 750 | |                         assert_eq!(msg, &"test try recv");
[INFO] [stdout] 751 | |                     };
[INFO] [stdout] 752 | |                     _: _ => { panic!("didn't receive the expected message");};
[INFO] [stdout] 753 | |                 }
[INFO] [stdout]     | |_________________- in this macro invocation
[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: unused variable: `sender`
[INFO] [stdout]    --> src/message.rs:731:17
[INFO] [stdout]     |
[INFO] [stdout] 731 |               let sender = sender.unwrap();
[INFO] [stdout]     |                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sender`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/context.rs:748:17
[INFO] [stdout]     |
[INFO] [stdout] 748 | /                 msg! { ctx.try_recv().await.expect("no message"),
[INFO] [stdout] 749 | |                     ref msg: &'static str => {
[INFO] [stdout] 750 | |                         assert_eq!(msg, &"test try recv");
[INFO] [stdout] 751 | |                     };
[INFO] [stdout] 752 | |                     _: _ => { panic!("didn't receive the expected message");};
[INFO] [stdout] 753 | |                 }
[INFO] [stdout]     | |_________________- in this macro invocation
[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: unused variable: `children`
[INFO] [stdout]    --> src/context.rs:765:13
[INFO] [stdout]     |
[INFO] [stdout] 765 |         let children = Bastion::children(|children| {
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_children`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sign`
[INFO] [stdout]    --> src/message.rs:708:24
[INFO] [stdout]     |
[INFO] [stdout] 708 |           let (mut $var, sign) = signed.extract();
[INFO] [stdout]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_sign`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/context.rs:780:17
[INFO] [stdout]     |
[INFO] [stdout] 780 | /                 msg! { ctx.try_recv_timeout(std::time::Duration::from_millis(1)).await.expect("recv_timeout failed"),
[INFO] [stdout] 781 | |                     ref msg: &'static str => {
[INFO] [stdout] 782 | |                         assert_eq!(msg, &"test recv timeout");
[INFO] [stdout] 783 | |                     };
[INFO] [stdout] 784 | |                     _: _ => { panic!("didn't receive the expected message");};
[INFO] [stdout] 785 | |                 }
[INFO] [stdout]     | |_________________- in this macro invocation
[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: unused variable: `sender`
[INFO] [stdout]    --> src/message.rs:731:17
[INFO] [stdout]     |
[INFO] [stdout] 731 |               let sender = sender.unwrap();
[INFO] [stdout]     |                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sender`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/context.rs:780:17
[INFO] [stdout]     |
[INFO] [stdout] 780 | /                 msg! { ctx.try_recv_timeout(std::time::Duration::from_millis(1)).await.expect("recv_timeout failed"),
[INFO] [stdout] 781 | |                     ref msg: &'static str => {
[INFO] [stdout] 782 | |                         assert_eq!(msg, &"test recv timeout");
[INFO] [stdout] 783 | |                     };
[INFO] [stdout] 784 | |                     _: _ => { panic!("didn't receive the expected message");};
[INFO] [stdout] 785 | |                 }
[INFO] [stdout]     | |_________________- in this macro invocation
[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: missing documentation for a module
[INFO] [stdout]   --> src/lib.rs:90:1
[INFO] [stdout]    |
[INFO] [stdout] 90 | pub mod errors;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 | #![warn(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an enum
[INFO] [stdout]  --> src/errors.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum ReceiveError {
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a variant
[INFO] [stdout]  --> src/errors.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Timeout(Duration),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a variant
[INFO] [stdout]  --> src/errors.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Other,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/message.rs:706:13
[INFO] [stdout]     |
[INFO] [stdout] 706 |           let mut signed = $msg;
[INFO] [stdout]     |               ----^^^^^^
[INFO] [stdout]     |               |
[INFO] [stdout]     |               help: remove this `mut`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/context.rs:727:17
[INFO] [stdout]     |
[INFO] [stdout] 727 | /                 msg! { ctx.recv().await?,
[INFO] [stdout] 728 | |                     ref msg: &'static str => {
[INFO] [stdout] 729 | |                         assert_eq!(msg, &"test recv");
[INFO] [stdout] 730 | |                     };
[INFO] [stdout] 731 | |                     msg: _ => { panic!("didn't receive the expected message {:?}", msg);};
[INFO] [stdout] 732 | |                 }
[INFO] [stdout]     | |_________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/message.rs:706:13
[INFO] [stdout]     |
[INFO] [stdout] 706 |           let mut signed = $msg;
[INFO] [stdout]     |               ----^^^^^^
[INFO] [stdout]     |               |
[INFO] [stdout]     |               help: remove this `mut`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/context.rs:748:17
[INFO] [stdout]     |
[INFO] [stdout] 748 | /                 msg! { ctx.try_recv().await.expect("no message"),
[INFO] [stdout] 749 | |                     ref msg: &'static str => {
[INFO] [stdout] 750 | |                         assert_eq!(msg, &"test try recv");
[INFO] [stdout] 751 | |                     };
[INFO] [stdout] 752 | |                     _: _ => { panic!("didn't receive the expected message");};
[INFO] [stdout] 753 | |                 }
[INFO] [stdout]     | |_________________- in this macro invocation
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/message.rs:706:13
[INFO] [stdout]     |
[INFO] [stdout] 706 |           let mut signed = $msg;
[INFO] [stdout]     |               ----^^^^^^
[INFO] [stdout]     |               |
[INFO] [stdout]     |               help: remove this `mut`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: src/context.rs:780:17
[INFO] [stdout]     |
[INFO] [stdout] 780 | /                 msg! { ctx.try_recv_timeout(std::time::Duration::from_millis(1)).await.expect("recv_timeout failed"),
[INFO] [stdout] 781 | |                     ref msg: &'static str => {
[INFO] [stdout] 782 | |                         assert_eq!(msg, &"test recv timeout");
[INFO] [stdout] 783 | |                     };
[INFO] [stdout] 784 | |                     _: _ => { panic!("didn't receive the expected message");};
[INFO] [stdout] 785 | |                 }
[INFO] [stdout]     | |_________________- in this macro invocation
[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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 38s
[INFO] running `Command { std: "docker" "inspect" "2ec94a503757c1a1d243900432b6d250886544501642d6e2357fa96ab1d7e94b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ec94a503757c1a1d243900432b6d250886544501642d6e2357fa96ab1d7e94b", kill_on_drop: false }`
[INFO] [stdout] 2ec94a503757c1a1d243900432b6d250886544501642d6e2357fa96ab1d7e94b
