[INFO] fetching crate juliet 0.3.0...
[INFO] testing juliet-0.3.0 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate juliet 0.3.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate juliet 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate juliet 0.3.0
[INFO] tweaked toml for crates.io crate juliet 0.3.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate juliet 0.3.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate juliet 0.3.0 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] fbe58e98708104b540cd036085e29717658d6357c87df2582fc79d1971b1f219
[INFO] running `Command { std: "docker" "start" "fbe58e98708104b540cd036085e29717658d6357c87df2582fc79d1971b1f219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbe58e98708104b540cd036085e29717658d6357c87df2582fc79d1971b1f219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fbe58e98708104b540cd036085e29717658d6357c87df2582fc79d1971b1f219" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbe58e98708104b540cd036085e29717658d6357c87df2582fc79d1971b1f219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fbe58e98708104b540cd036085e29717658d6357c87df2582fc79d1971b1f219" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling unicode-ident v1.0.12
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[INFO] [stderr]    Compiling juliet v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]   --> src/header.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | /// Header structure.
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/protocol/outgoing_message.rs:170:8
[INFO] [stdout]     |
[INFO] [stdout] 170 | struct Preamble {
[INFO] [stdout]     |        ^^^^^^^^ field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]    --> src/protocol/outgoing_message.rs:159:1
[INFO] [stdout]     |
[INFO] [stdout] 159 | /// Combination of header and potential message payload length.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]   --> src/varint.rs:61:1
[INFO] [stdout]    |
[INFO] [stdout] 61 | /// An encoded varint32.
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rpc.rs:235:27
[INFO] [stdout]     |
[INFO] [stdout] 235 |     pub fn create_request(&self, channel: ChannelId) -> JulietRpcRequestBuilder<N> {
[INFO] [stdout]     |                           ^^^^^                         ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 235 |     pub fn create_request(&self, channel: ChannelId) -> JulietRpcRequestBuilder<'_, N> {
[INFO] [stdout]     |                                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.30s
[INFO] running `Command { std: "docker" "inspect" "fbe58e98708104b540cd036085e29717658d6357c87df2582fc79d1971b1f219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fbe58e98708104b540cd036085e29717658d6357c87df2582fc79d1971b1f219" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]    Compiling tempfile v3.8.1
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling overload v0.1.1
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[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling futures-macro v0.3.29
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling bytemuck_derive v1.5.0
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
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[INFO] [stderr]    Compiling tokio v1.34.0
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[INFO] [stderr]    Compiling derive_more-impl v1.0.0-beta.2
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[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling futures-executor v0.3.29
[INFO] [stderr]    Compiling futures v0.3.29
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling thread_local v1.1.7
[INFO] [stderr]    Compiling array-init v2.1.0
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling bimap v0.6.3
[INFO] [stderr]    Compiling proptest v1.4.0
[INFO] [stderr]    Compiling derive_more v1.0.0-beta.2
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling juliet v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]   --> src/header.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | /// Header structure.
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/protocol/outgoing_message.rs:170:8
[INFO] [stdout]     |
[INFO] [stdout] 170 | struct Preamble {
[INFO] [stdout]     |        ^^^^^^^^ field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]    --> src/protocol/outgoing_message.rs:159:1
[INFO] [stdout]     |
[INFO] [stdout] 159 | /// Combination of header and potential message payload length.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]   --> src/varint.rs:61:1
[INFO] [stdout]    |
[INFO] [stdout] 61 | /// An encoded varint32.
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rpc.rs:235:27
[INFO] [stdout]     |
[INFO] [stdout] 235 |     pub fn create_request(&self, channel: ChannelId) -> JulietRpcRequestBuilder<N> {
[INFO] [stdout]     |                           ^^^^^                         ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 235 |     pub fn create_request(&self, channel: ChannelId) -> JulietRpcRequestBuilder<'_, N> {
[INFO] [stdout]     |                                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling proptest-attr-macro v1.0.0
[INFO] [stderr]    Compiling proptest-derive v0.3.0
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]   --> src/header.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | /// Header structure.
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/protocol/outgoing_message.rs:170:8
[INFO] [stdout]     |
[INFO] [stdout] 170 | struct Preamble {
[INFO] [stdout]     |        ^^^^^^^^ field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]    --> src/protocol/outgoing_message.rs:159:1
[INFO] [stdout]     |
[INFO] [stdout] 159 | /// Combination of header and potential message payload length.
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check` is never used
[INFO] [stdout]   --> src/varint.rs:61:1
[INFO] [stdout]    |
[INFO] [stdout] 61 | /// An encoded varint32.
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]   --> src/header.rs:52:25
[INFO] [stdout]    |
[INFO] [stdout] 52 | #[cfg_attr(test, derive(proptest_derive::Arbitrary))]
[INFO] [stdout]    |                         ^-------------------------
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         `Arbitrary` is not local
[INFO] [stdout]    |                         move the `impl` block outside of this constant `_IMPL_ARBITRARY_FOR_ErrorKind`
[INFO] [stdout] 53 | #[repr(u8)]
[INFO] [stdout] 54 | pub enum ErrorKind {
[INFO] [stdout]    |          --------- `ErrorKind` is not local
[INFO] [stdout]    |
[INFO] [stdout]    = note: the derive macro `proptest_derive::Arbitrary` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]    = note: the derive macro `proptest_derive::Arbitrary` may come from an old version of the `proptest_derive` crate, try updating your dependency with `cargo update -p proptest_derive`
[INFO] [stdout]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `proptest_derive::Arbitrary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/header.rs:103:25
[INFO] [stdout]     |
[INFO] [stdout] 103 | #[cfg_attr(test, derive(proptest_derive::Arbitrary))]
[INFO] [stdout]     |                         ^-------------------------
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         `Arbitrary` is not local
[INFO] [stdout]     |                         move the `impl` block outside of this constant `_IMPL_ARBITRARY_FOR_Kind`
[INFO] [stdout] 104 | #[repr(u8)]
[INFO] [stdout] 105 | pub enum Kind {
[INFO] [stdout]     |          ---- `Kind` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `proptest_derive::Arbitrary` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `proptest_derive::Arbitrary` may come from an old version of the `proptest_derive` crate, try updating your dependency with `cargo update -p proptest_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: this warning originates in the derive macro `proptest_derive::Arbitrary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/protocol/multiframe.rs:362:14
[INFO] [stdout]     |
[INFO] [stdout] 362 |     #[derive(Arbitrary, derive_more::Debug)]
[INFO] [stdout]     |              ^--------
[INFO] [stdout]     |              |
[INFO] [stdout]     |              `Arbitrary` is not local
[INFO] [stdout]     |              move the `impl` block outside of this constant `_IMPL_ARBITRARY_FOR_Action`
[INFO] [stdout] 363 |     enum Action {
[INFO] [stdout]     |          ------ `Action` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `Arbitrary` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `Arbitrary` may come from an old version of the `proptest_derive` crate, try updating your dependency with `cargo update -p proptest_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: this warning originates in the derive macro `Arbitrary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]     --> src/protocol.rs:1085:14
[INFO] [stdout]      |
[INFO] [stdout] 1085 |     #[derive(Arbitrary, Clone, Copy, Debug, EnumIter)]
[INFO] [stdout]      |              ^--------
[INFO] [stdout]      |              |
[INFO] [stdout]      |              `Arbitrary` is not local
[INFO] [stdout]      |              move the `impl` block outside of this constant `_IMPL_ARBITRARY_FOR_VaryingPayload`
[INFO] [stdout] 1086 |     enum VaryingPayload {
[INFO] [stdout]      |          -------------- `VaryingPayload` is not local
[INFO] [stdout]      |
[INFO] [stdout]      = note: the derive macro `Arbitrary` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]      = note: the derive macro `Arbitrary` may come from an old version of the `proptest_derive` crate, try updating your dependency with `cargo update -p proptest_derive`
[INFO] [stdout]      = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]      = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]      = note: this warning originates in the derive macro `Arbitrary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rpc.rs:235:27
[INFO] [stdout]     |
[INFO] [stdout] 235 |     pub fn create_request(&self, channel: ChannelId) -> JulietRpcRequestBuilder<N> {
[INFO] [stdout]     |                           ^^^^^                         ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 235 |     pub fn create_request(&self, channel: ChannelId) -> JulietRpcRequestBuilder<'_, N> {
[INFO] [stdout]     |                                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `must_use` that must be used
[INFO] [stdout]    --> src/varint.rs:313:9
[INFO] [stdout]     |
[INFO] [stdout] 313 |         format!("{:?}", Varint32::encode(value));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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] 313 |         let _ = format!("{:?}", Varint32::encode(value));
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 2m 45s
[INFO] running `Command { std: "docker" "inspect" "fbe58e98708104b540cd036085e29717658d6357c87df2582fc79d1971b1f219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fbe58e98708104b540cd036085e29717658d6357c87df2582fc79d1971b1f219" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: function `check` is never used
[INFO] [stderr]   --> src/header.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | /// Header structure.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/protocol/outgoing_message.rs:170:8
[INFO] [stderr]     |
[INFO] [stderr] 170 | struct Preamble {
[INFO] [stderr]     |        ^^^^^^^^ field in this struct
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider removing this field
[INFO] [stderr] 
[INFO] [stderr] warning: function `check` is never used
[INFO] [stderr]    --> src/protocol/outgoing_message.rs:159:1
[INFO] [stderr]     |
[INFO] [stderr] 159 | /// Combination of header and potential message payload length.
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `check` is never used
[INFO] [stderr]   --> src/varint.rs:61:1
[INFO] [stderr]    |
[INFO] [stderr] 61 | /// An encoded varint32.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/rpc.rs:235:27
[INFO] [stderr]     |
[INFO] [stderr] 235 |     pub fn create_request(&self, channel: ChannelId) -> JulietRpcRequestBuilder<N> {
[INFO] [stderr]     |                           ^^^^^                         ^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 235 |     pub fn create_request(&self, channel: ChannelId) -> JulietRpcRequestBuilder<'_, N> {
[INFO] [stderr]     |                                                                                 +++
[INFO] [stderr] 
[INFO] [stderr] warning: `juliet` (lib) generated 5 warnings (run `cargo fix --lib -p juliet` to apply 1 suggestion)
[INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stderr]   --> src/header.rs:52:25
[INFO] [stderr]    |
[INFO] [stderr] 52 | #[cfg_attr(test, derive(proptest_derive::Arbitrary))]
[INFO] [stderr]    |                         ^-------------------------
[INFO] [stderr]    |                         |
[INFO] [stderr]    |                         `Arbitrary` is not local
[INFO] [stderr]    |                         move the `impl` block outside of this constant `_IMPL_ARBITRARY_FOR_ErrorKind`
[INFO] [stderr] 53 | #[repr(u8)]
[INFO] [stderr] 54 | pub enum ErrorKind {
[INFO] [stderr]    |          --------- `ErrorKind` is not local
[INFO] [stderr]    |
[INFO] [stderr]    = note: the derive macro `proptest_derive::Arbitrary` defines the non-local `impl`, and may need to be changed
[INFO] [stderr]    = note: the derive macro `proptest_derive::Arbitrary` may come from an old version of the `proptest_derive` crate, try updating your dependency with `cargo update -p proptest_derive`
[INFO] [stderr]    = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stderr]    = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stderr]    = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stderr]    = note: this warning originates in the derive macro `proptest_derive::Arbitrary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stderr]    --> src/header.rs:103:25
[INFO] [stderr]     |
[INFO] [stderr] 103 | #[cfg_attr(test, derive(proptest_derive::Arbitrary))]
[INFO] [stderr]     |                         ^-------------------------
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         `Arbitrary` is not local
[INFO] [stderr]     |                         move the `impl` block outside of this constant `_IMPL_ARBITRARY_FOR_Kind`
[INFO] [stderr] 104 | #[repr(u8)]
[INFO] [stderr] 105 | pub enum Kind {
[INFO] [stderr]     |          ---- `Kind` is not local
[INFO] [stderr]     |
[INFO] [stderr]     = note: the derive macro `proptest_derive::Arbitrary` defines the non-local `impl`, and may need to be changed
[INFO] [stderr]     = note: the derive macro `proptest_derive::Arbitrary` may come from an old version of the `proptest_derive` crate, try updating your dependency with `cargo update -p proptest_derive`
[INFO] [stderr]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stderr]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stderr]     = note: this warning originates in the derive macro `proptest_derive::Arbitrary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stderr]    --> src/protocol/multiframe.rs:362:14
[INFO] [stderr]     |
[INFO] [stderr] 362 |     #[derive(Arbitrary, derive_more::Debug)]
[INFO] [stderr]     |              ^--------
[INFO] [stderr]     |              |
[INFO] [stderr]     |              `Arbitrary` is not local
[INFO] [stderr]     |              move the `impl` block outside of this constant `_IMPL_ARBITRARY_FOR_Action`
[INFO] [stderr] 363 |     enum Action {
[INFO] [stderr]     |          ------ `Action` is not local
[INFO] [stderr]     |
[INFO] [stderr]     = note: the derive macro `Arbitrary` defines the non-local `impl`, and may need to be changed
[INFO] [stderr]     = note: the derive macro `Arbitrary` may come from an old version of the `proptest_derive` crate, try updating your dependency with `cargo update -p proptest_derive`
[INFO] [stderr]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stderr]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stderr]     = note: this warning originates in the derive macro `Arbitrary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stderr]     --> src/protocol.rs:1085:14
[INFO] [stderr]      |
[INFO] [stderr] 1085 |     #[derive(Arbitrary, Clone, Copy, Debug, EnumIter)]
[INFO] [stderr]      |              ^--------
[INFO] [stderr]      |              |
[INFO] [stderr]      |              `Arbitrary` is not local
[INFO] [stderr]      |              move the `impl` block outside of this constant `_IMPL_ARBITRARY_FOR_VaryingPayload`
[INFO] [stderr] 1086 |     enum VaryingPayload {
[INFO] [stderr]      |          -------------- `VaryingPayload` is not local
[INFO] [stderr]      |
[INFO] [stderr]      = note: the derive macro `Arbitrary` defines the non-local `impl`, and may need to be changed
[INFO] [stderr]      = note: the derive macro `Arbitrary` may come from an old version of the `proptest_derive` crate, try updating your dependency with `cargo update -p proptest_derive`
[INFO] [stderr]      = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stderr]      = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stderr]      = note: this warning originates in the derive macro `Arbitrary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `must_use` that must be used
[INFO] [stderr]    --> src/varint.rs:313:9
[INFO] [stderr]     |
[INFO] [stderr] 313 |         format!("{:?}", Varint32::encode(value));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[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] 313 |         let _ = format!("{:?}", Varint32::encode(value));
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `juliet` (lib test) generated 10 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/juliet-fff586a40219c3c7)
[INFO] [stdout] 
[INFO] [stdout] running 94 tests
[INFO] [stdout] test header::tests::ensure_zeroed_header_works ... ok
[INFO] [stdout] test header::tests::fuzz_header ... ok
[INFO] [stdout] test header::tests::fuzz_header_regressions ... ok
[INFO] [stdout] test header::tests::header_parsing_fails_if_kind_out_of_range ... ok
[INFO] [stdout] test header::tests::known_headers ... ok
[INFO] [stdout] test io::tests::randomized_sequences_build_correctly ... ok
[INFO] [stdout] test header::tests::roundtrip_valid_headers ... ok
[INFO] [stdout] test io::tests::read_until_bytesmut_eventually_fills_buffer ... ok
[INFO] [stdout] test io::tests::stuttering_reader_reads_correctly ... ok
[INFO] [stdout] test protocol::multiframe::tests::mutltiframe_allows_interspersed_frames ... ok
[INFO] [stdout] test protocol::multiframe::tests::mutltiframe_does_not_allow_multiple_multiframe_transfers ... ok
[INFO] [stdout] test protocol::multiframe::tests::single_message_frame_by_frame ... ok
[INFO] [stdout] test protocol::outgoing_message::tests::bytes_iterator_smoke_test ... ok
[INFO] [stdout] test protocol::outgoing_message::tests::display_works ... ok
[INFO] [stdout] test protocol::outgoing_message::tests::message_is_fragmentized_correctly ... ok
[INFO] [stdout] test protocol::tests::allowed_to_send_throttles_when_appropriate ... ok
[INFO] [stdout] test protocol::tests::cancellation_allowance_incrementation_works ... ok
[INFO] [stdout] test protocol::tests::create_requests_with_correct_input_sets_state_accordingly ... ok
[INFO] [stdout] test protocol::tests::create_requests_with_invalid_inputs_fails ... ok
[INFO] [stdout] test protocol::tests::create_response_with_correct_input_clears_state_accordingly ... ok
[INFO] [stdout] test protocol::tests::custom_errors_are_possible ... ok
[INFO] [stdout] test protocol::tests::env_bad_varint ... ok
[INFO] [stdout] test protocol::tests::env_invalid_header ... ok
[INFO] [stdout] test protocol::tests::can_send_back_to_back_multi_frame_requests ... ok
[INFO] [stdout] test header::tests::err_header_construction ... ok
[INFO] [stdout] test protocol::tests::env_max_frame_size_exceeded ... ok
[INFO] [stdout] test protocol::tests::env_req_cancellation_for_ficticious_request ... ok
[INFO] [stdout] test protocol::tests::env_req_exceed_req_size_limit ... ok
[INFO] [stdout] test protocol::tests::env_req_size_limit_exceeded ... ok
[INFO] [stdout] test protocol::tests::env_response_size_limit_exceeded ... ok
[INFO] [stdout] test protocol::tests::env_req_duplicate_request ... ok
[INFO] [stdout] test protocol::tests::env_req_exceed_in_flight_limit ... ok
[INFO] [stdout] test protocol::tests::is_at_max_incoming_requests_works ... ok
[INFO] [stdout] test protocol::tests::err_msg_works ... ok
[INFO] [stdout] test protocol::tests::env_req_response_for_ficticious_request ... ok
[INFO] [stdout] test protocol::tests::env_req_response_cancellation_limit_exceeded ... ok
[INFO] [stdout] test protocol::tests::max_frame_size_works ... ok
[INFO] [stdout] test protocol::tests::multi_frame_estimation_works ... ok
[INFO] [stdout] test protocol::tests::multiframe_messages_cancelled_correctly_after_partial_reception ... ok
[INFO] [stdout] test protocol::tests::multi_frame_followed_by_single_frame_request_is_acceptable ... ok
[INFO] [stdout] test protocol::tests::request_id_generation_generates_unique_ids ... ok
[INFO] [stdout] test protocol::tests::test_channel_lookups_work ... ok
[INFO] [stdout] test protocol::tests::two_multi_frame_messages_interleaved_causes_error ... ok
[INFO] [stdout] test protocol::tests::use_case_areq_acnc_bcnc ... ok
[INFO] [stdout] test protocol::tests::use_case_areq_bcnc_acnc ... ok
[INFO] [stdout] test protocol::tests::response_with_no_payload_is_cleared_from_buffer ... ok
[INFO] [stdout] test protocol::tests::use_case_areq_acnc_brsp ... ok
[INFO] [stdout] test protocol::tests::use_case_areq_bcnc_acncsim ... ok
[INFO] [stdout] test protocol::tests::use_case_areq_brsp_acnc ... ok
[INFO] [stdout] test protocol::tests::use_case_req_ok ... ok
[INFO] [stdout] test protocol::tests::use_case_areq_brsp_acncsim ... ok
[INFO] [stdout] test io::tests::read_until_bytesmut_into_empty_buffer_succeeds ... ok
[INFO] [stdout] test rpc::tests::drain_on_empty_works ... ok
[INFO] [stdout] test rpc::tests::large_volume_setup_smoke_test ... ok
[INFO] [stdout] test rpc::tests::request_guard_get_returns_correct_value_when_available ... ok
[INFO] [stdout] test protocol::tests::one_respone_or_cancellation_per_request ... ok
[INFO] [stdout] test rpc::tests::drain_works ... ok
[INFO] [stdout] test rpc::tests::request_guard_harmless_to_set_multiple_times ... ok
[INFO] [stdout] test rpc::tests::request_guard_polled_early_returns_response_when_available ... ok
[INFO] [stdout] test rpc::tests::request_guard_polled_late_returns_response_when_available ... ok
[INFO] [stdout] test rpc::tests::request_guard_polls_waiting_with_no_response ... ok
[INFO] [stdout] test rpc::tests::send_custom_error ... ok
[INFO] [stdout] test rpc::tests::send_two_large_requests ... ok
[INFO] [stdout] test tests::channel_configuration_can_be_built ... ok
[INFO] [stdout] test rpc::tests::basic_smoke_test ... ok
[INFO] [stdout] test tests::id_type_smoke_tests ... ok
[INFO] [stdout] test rpc::tests::timeout_processed_in_correct_order ... ok
[INFO] [stdout] test io::tests::read_until_bytesmut_gives_up_if_not_enough_available ... ok
[INFO] [stdout] test tests::channel_type_smoke_tests ... ok
[INFO] [stdout] test tests::outcome_expect_works_on_success ... ok
[INFO] [stdout] test protocol::tests::max_frame_size_panics_on_too_small_size - should panic ... ok
[INFO] [stdout] test tests::outcome_expect_panics_on_incomplete - should panic ... ok
[INFO] [stdout] test tests::outcome_incomplete_works_on_non_zero ... ok
[INFO] [stdout] test tests::outcome_map_err_works_correctly ... ok
[INFO] [stdout] test tests::outcome_expect_panics_on_fatal - should panic ... ok
[INFO] [stdout] test tests::outcome_incomplete_panics_past_u32_max - should panic ... ok
[INFO] [stdout] test tests::outcome_to_result_panics_on_incomplete - should panic ... ok
[INFO] [stdout] test tests::outcome_to_result_works_correctly ... ok
[INFO] [stdout] test tests::try_outcome_works ... ok
[INFO] [stdout] test util::tests::index_derefs_correctly ... ok
[INFO] [stdout] test tests::outcome_incomplete_panics_on_0 - should panic ... ok
[INFO] [stdout] test util::tests::payload_formatting_works ... ok
[INFO] [stdout] test varint::tests::decode_known_values_and_crossover_points ... ok
[INFO] [stdout] test varint::tests::encode_known_values ... ok
[INFO] [stdout] test varint::tests::ensure_is_zeroable ... ok
[INFO] [stdout] test varint::tests::working_debug_impl ... ok
[INFO] [stdout] test varint::tests::roundtrip_value ... ok
[INFO] [stdout] test varint::tests::working_sentinel_formatting_and_decoding ... ok
[INFO] [stdout] test varint::tests::sentinel_has_length_zero ... ok
[INFO] [stdout] test varint::tests::fuzz_varint ... ok
[INFO] [stdout] test varint::tests::check_error_conditions ... ok
[INFO] [stdout] test protocol::multiframe::tests::model_sequence_test_multi_frame_receiver ... ok
[INFO] [stdout] test rpc::tests::run_large_volume_test_single_channel_single_request has been running for over 60 seconds
[INFO] [stdout] test rpc::tests::run_large_volume_test_with_default_values_10_channels has been running for over 60 seconds
[INFO] [stdout] test rpc::tests::run_large_volume_test_with_default_values_10_channels ... ok
[INFO] [stdout] test rpc::tests::run_large_volume_test_single_channel_single_request ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 94 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 171.17s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests juliet
[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" "fbe58e98708104b540cd036085e29717658d6357c87df2582fc79d1971b1f219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbe58e98708104b540cd036085e29717658d6357c87df2582fc79d1971b1f219", kill_on_drop: false }`
[INFO] [stdout] fbe58e98708104b540cd036085e29717658d6357c87df2582fc79d1971b1f219
