[INFO] fetching crate jupyter-protocol 0.9.0...
[INFO] testing jupyter-protocol-0.9.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate jupyter-protocol 0.9.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate jupyter-protocol 0.9.0
[INFO] finished tweaking crates.io crate jupyter-protocol 0.9.0
[INFO] tweaked toml for crates.io crate jupyter-protocol 0.9.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate jupyter-protocol 0.9.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate jupyter-protocol 0.9.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_json v1.0.132
[INFO] [stderr]   Downloaded libc v0.2.162
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e43a888e3716c2160a4bf671576d6d058cde2b495622f9181ae10548f6ace34b
[INFO] running `Command { std: "docker" "start" "-a" "e43a888e3716c2160a4bf671576d6d058cde2b495622f9181ae10548f6ace34b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e43a888e3716c2160a4bf671576d6d058cde2b495622f9181ae10548f6ace34b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e43a888e3716c2160a4bf671576d6d058cde2b495622f9181ae10548f6ace34b", kill_on_drop: false }`
[INFO] [stdout] e43a888e3716c2160a4bf671576d6d058cde2b495622f9181ae10548f6ace34b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fc4fc43dbd0101ed7ca4064a19c25014972a34a2b6478e05da000311cb74b6e
[INFO] running `Command { std: "docker" "start" "-a" "7fc4fc43dbd0101ed7ca4064a19c25014972a34a2b6478e05da000311cb74b6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]    Compiling libc v0.2.162
[INFO] [stderr]    Compiling serde_json v1.0.132
[INFO] [stderr]    Compiling sha1_smol v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling serde_derive v1.0.215
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling async-trait v0.1.83
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling uuid v1.11.0
[INFO] [stderr]    Compiling jupyter-protocol v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/messaging.rs:640:17
[INFO] [stdout]     |
[INFO] [stdout] 640 |                   #[must_use]
[INFO] [stdout]     |                   ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 663 | / impl_message_traits!(
[INFO] [stdout] 664 | |     ClearOutput,
[INFO] [stdout] 665 | |     CommClose,
[INFO] [stdout] 666 | |     CommInfoReply,
[INFO] [stdout] ...   |
[INFO] [stdout] 697 | |     UnknownMessage
[INFO] [stdout] 698 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `impl_message_traits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/messaging.rs:648:17
[INFO] [stdout]     |
[INFO] [stdout] 648 |                   #[must_use]
[INFO] [stdout]     |                   ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 663 | / impl_message_traits!(
[INFO] [stdout] 664 | |     ClearOutput,
[INFO] [stdout] 665 | |     CommClose,
[INFO] [stdout] 666 | |     CommInfoReply,
[INFO] [stdout] ...   |
[INFO] [stdout] 697 | |     UnknownMessage
[INFO] [stdout] 698 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout]     = note: this warning originates in the macro `impl_message_traits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/messaging.rs:762:5
[INFO] [stdout]     |
[INFO] [stdout] 762 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/messaging.rs:770:5
[INFO] [stdout]     |
[INFO] [stdout] 770 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.88s
[INFO] running `Command { std: "docker" "inspect" "7fc4fc43dbd0101ed7ca4064a19c25014972a34a2b6478e05da000311cb74b6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fc4fc43dbd0101ed7ca4064a19c25014972a34a2b6478e05da000311cb74b6e", kill_on_drop: false }`
[INFO] [stdout] 7fc4fc43dbd0101ed7ca4064a19c25014972a34a2b6478e05da000311cb74b6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a40c33ea877d9e87bee10b2ab331134fdf4f44a7a22f3e960c2e8e929051fa8f
[INFO] running `Command { std: "docker" "start" "-a" "a40c33ea877d9e87bee10b2ab331134fdf4f44a7a22f3e960c2e8e929051fa8f", kill_on_drop: false }`
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/messaging.rs:640:17
[INFO] [stdout]     |
[INFO] [stdout] 640 |                   #[must_use]
[INFO] [stdout]     |                   ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 663 | / impl_message_traits!(
[INFO] [stdout] 664 | |     ClearOutput,
[INFO] [stdout] 665 | |     CommClose,
[INFO] [stdout] 666 | |     CommInfoReply,
[INFO] [stdout] ...   |
[INFO] [stdout] 697 | |     UnknownMessage
[INFO] [stdout] 698 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `impl_message_traits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/messaging.rs:648:17
[INFO] [stdout]     |
[INFO] [stdout] 648 |                   #[must_use]
[INFO] [stdout]     |                   ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 663 | / impl_message_traits!(
[INFO] [stdout] 664 | |     ClearOutput,
[INFO] [stdout] 665 | |     CommClose,
[INFO] [stdout] 666 | |     CommInfoReply,
[INFO] [stdout] ...   |
[INFO] [stdout] 697 | |     UnknownMessage
[INFO] [stdout] 698 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout]     = note: this warning originates in the macro `impl_message_traits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/messaging.rs:762:5
[INFO] [stdout]     |
[INFO] [stdout] 762 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/messaging.rs:770:5
[INFO] [stdout]     |
[INFO] [stdout] 770 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling jupyter-protocol v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/messaging.rs:640:17
[INFO] [stdout]     |
[INFO] [stdout] 640 |                   #[must_use]
[INFO] [stdout]     |                   ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 663 | / impl_message_traits!(
[INFO] [stdout] 664 | |     ClearOutput,
[INFO] [stdout] 665 | |     CommClose,
[INFO] [stdout] 666 | |     CommInfoReply,
[INFO] [stdout] ...   |
[INFO] [stdout] 697 | |     UnknownMessage
[INFO] [stdout] 698 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `impl_message_traits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/messaging.rs:648:17
[INFO] [stdout]     |
[INFO] [stdout] 648 |                   #[must_use]
[INFO] [stdout]     |                   ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 663 | / impl_message_traits!(
[INFO] [stdout] 664 | |     ClearOutput,
[INFO] [stdout] 665 | |     CommClose,
[INFO] [stdout] 666 | |     CommInfoReply,
[INFO] [stdout] ...   |
[INFO] [stdout] 697 | |     UnknownMessage
[INFO] [stdout] 698 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout]     = note: this warning originates in the macro `impl_message_traits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/messaging.rs:762:5
[INFO] [stdout]     |
[INFO] [stdout] 762 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/messaging.rs:770:5
[INFO] [stdout]     |
[INFO] [stdout] 770 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.76s
[INFO] running `Command { std: "docker" "inspect" "a40c33ea877d9e87bee10b2ab331134fdf4f44a7a22f3e960c2e8e929051fa8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a40c33ea877d9e87bee10b2ab331134fdf4f44a7a22f3e960c2e8e929051fa8f", kill_on_drop: false }`
[INFO] [stdout] a40c33ea877d9e87bee10b2ab331134fdf4f44a7a22f3e960c2e8e929051fa8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1cf46e425195d566aecf684cfd18ad6ac8d7619352d6b775ce633fce1af00d9e
[INFO] running `Command { std: "docker" "start" "-a" "1cf46e425195d566aecf684cfd18ad6ac8d7619352d6b775ce633fce1af00d9e", kill_on_drop: false }`
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/messaging.rs:640:17
[INFO] [stderr]     |
[INFO] [stderr] 640 |                   #[must_use]
[INFO] [stderr]     |                   ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 663 | / impl_message_traits!(
[INFO] [stderr] 664 | |     ClearOutput,
[INFO] [stderr] 665 | |     CommClose,
[INFO] [stderr] 666 | |     CommInfoReply,
[INFO] [stderr] ...   |
[INFO] [stderr] 697 | |     UnknownMessage
[INFO] [stderr] 698 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr]     = note: this warning originates in the macro `impl_message_traits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/messaging.rs:648:17
[INFO] [stderr]     |
[INFO] [stderr] 648 |                   #[must_use]
[INFO] [stderr]     |                   ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 663 | / impl_message_traits!(
[INFO] [stderr] 664 | |     ClearOutput,
[INFO] [stderr] 665 | |     CommClose,
[INFO] [stderr] 666 | |     CommInfoReply,
[INFO] [stderr] ...   |
[INFO] [stderr] 697 | |     UnknownMessage
[INFO] [stderr] 698 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr]     = note: this warning originates in the macro `impl_message_traits` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/messaging.rs:762:5
[INFO] [stderr]     |
[INFO] [stderr] 762 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/messaging.rs:770:5
[INFO] [stderr]     |
[INFO] [stderr] 770 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, traits, and unions
[INFO] [stderr] 
[INFO] [stderr] warning: `jupyter-protocol` (lib) generated 4 warnings (run `cargo fix --lib -p jupyter-protocol` to apply 4 suggestions)
[INFO] [stderr] warning: `jupyter-protocol` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/jupyter_protocol-f535dd0eb6cd8712)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test connection_info::test::test_connection_info_urls ... ok
[INFO] [stdout] test connection_info::test::test_parse_connection_info ... ok
[INFO] [stdout] test media::test::ensure_array_of_text_processed ... ok
[INFO] [stdout] test media::test::find_nothing_and_be_happy ... ok
[INFO] [stdout] test messaging::test::test_default ... ok
[INFO] [stdout] test media::test::find_table ... ok
[INFO] [stdout] test messaging::test::test_execute_request_serialize ... ok
[INFO] [stdout] test media::test::richest_middle ... ok
[INFO] [stdout] test media::test::no_media_type_supported ... ok
[INFO] [stdout] test messaging::test::test_execute_request_user_expressions_serializes_to_empty_dict ... ok
[INFO] [stdout] test messaging::test::test_into_various ... ok
[INFO] [stdout] test messaging::test::test_jupyter_message_content_enum_size ... ok
[INFO] [stdout] test messaging::test::test_execution_state_other_serde ... ok
[INFO] [stdout] test messaging::test::test_jupyter_message_parent_header_deserialize ... ok
[INFO] [stdout] test messaging::test::test_user_expressions_serialization ... ok
[INFO] [stdout] test messaging::test::test_jupyter_message_empty_parent_header_deserialize ... ok
[INFO] [stdout] test messaging::test::test_jupyter_message_parent_header_serializes_to_empty_dict ... ok
[INFO] [stdout] test messaging::test::test_display_data_various_data ... ok
[INFO] [stdout] test messaging::test::test_enum_variant_sizes ... ok
[INFO] [stderr]    Doc-tests jupyter_protocol
[INFO] [stdout] test messaging::test::test_deserialize_payload ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 51 tests
[INFO] [stdout] test src/messaging.rs - messaging (line 35) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::CommClose::as_child_of (line 669) ... ok
[INFO] [stdout] test src/connection_info.rs - connection_info::ConnectionInfo (line 82) ... ok
[INFO] [stdout] test src/media/mod.rs - media (line 16) ... ok
[INFO] [stdout] test src/messaging.rs - messaging (line 23) ... ok
[INFO] [stdout] test src/execution_count.rs - execution_count (line 10) ... ok
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] test src/connection_info.rs - connection_info (line 22) ... ok
[INFO] [stdout] test src/kernelspec.rs - kernelspec (line 12) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::CommInfoRequest::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::Channel (line 79) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::ClearOutput::as_child_of (line 669) ... ok
[INFO] [stdout] test src/media/mod.rs - media (line 27) ... ok
[INFO] [stdout] test src/kernelspec.rs - kernelspec::JupyterKernelspec (line 37) ... ok
[INFO] [stdout] test src/media/mod.rs - media::Media::richest (line 387) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::CommMsg::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::CommInfoReply::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::ExecuteRequest::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::ExecuteInput::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::DisplayData::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::ErrorOutput::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::CompleteRequest::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::DebugReply::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::CompleteReply::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::DisplayData (line 1138) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::HistoryReply::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::ExecuteResult::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::ExecuteReply::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::Header (line 129) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::DebugRequest::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::CommOpen::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::HistoryRequest::as_child_of (line 732) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::InputReply::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::InspectRequest::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::StreamContent::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::IsCompleteRequest::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::JupyterMessage (line 233) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::JupyterMessage (line 214) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::IsCompleteReply::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::Status::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::InputRequest::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::InterruptReply::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::KernelInfoRequest::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::ShutdownReply::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::UpdateDisplayData::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::InspectReply::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::InterruptRequest::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::UnknownMessage::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::UnknownMessage (line 778) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::ShutdownRequest::as_child_of (line 669) ... ok
[INFO] [stdout] test src/messaging.rs - messaging::StreamContent (line 1059) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 51 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.47s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1cf46e425195d566aecf684cfd18ad6ac8d7619352d6b775ce633fce1af00d9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cf46e425195d566aecf684cfd18ad6ac8d7619352d6b775ce633fce1af00d9e", kill_on_drop: false }`
[INFO] [stdout] 1cf46e425195d566aecf684cfd18ad6ac8d7619352d6b775ce633fce1af00d9e
