[INFO] cloning repository https://github.com/syntacticsugarglider/self-profile-ice-repro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/syntacticsugarglider/self-profile-ice-repro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyntacticsugarglider%2Fself-profile-ice-repro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyntacticsugarglider%2Fself-profile-ice-repro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a31f2f9ec5e0d27ac1807b44635df289e52aa8a8
[INFO] checking syntacticsugarglider/self-profile-ice-repro against try#c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f for pr-133502-20
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyntacticsugarglider%2Fself-profile-ice-repro" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/syntacticsugarglider/self-profile-ice-repro
[INFO] finished tweaking git repo https://github.com/syntacticsugarglider/self-profile-ice-repro
[INFO] tweaked toml for git repo https://github.com/syntacticsugarglider/self-profile-ice-repro written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/syntacticsugarglider/self-profile-ice-repro on toolchain c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/syntacticsugarglider/self-profile-ice-repro 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" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: /workspace/builds/worker-2-tc2/source/core-error/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7373673157d9426adc1a364567b4f820c2b60a6eb8bda98ca25e7fa10b77b826
[INFO] running `Command { std: "docker" "start" "-a" "7373673157d9426adc1a364567b4f820c2b60a6eb8bda98ca25e7fa10b77b826", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7373673157d9426adc1a364567b4f820c2b60a6eb8bda98ca25e7fa10b77b826", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7373673157d9426adc1a364567b4f820c2b60a6eb8bda98ca25e7fa10b77b826", kill_on_drop: false }`
[INFO] [stdout] 7373673157d9426adc1a364567b4f820c2b60a6eb8bda98ca25e7fa10b77b826
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6a1655a54141496369408672b68c5c38e7b3b125825e8a4dbd7581870dc6def
[INFO] running `Command { std: "docker" "start" "-a" "e6a1655a54141496369408672b68c5c38e7b3b125825e8a4dbd7581870dc6def", kill_on_drop: false }`
[INFO] [stderr] warning: /opt/rustwide/workdir/core-error/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling syn v1.0.32
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling serde_derive v1.0.113
[INFO] [stderr]    Compiling serde v1.0.113
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling rustversion v1.0.3
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking dissimilar v1.0.2
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling core-error v0.0.1-rc4 (https://github.com/core-error/core-error#9ffbf19b)
[INFO] [stderr]    Compiling core-error v0.0.1-rc4 (/opt/rustwide/workdir/core-error)
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking genio v0.2.1
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking bytes v0.5.5
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking synstructure v0.12.4
[INFO] [stderr]     Checking thiserror-impl v1.0.11 (/opt/rustwide/workdir/thiserror/impl)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> thiserror/impl/src/attr.rs:27:19
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn get(input: &[Attribute]) -> Result<Attrs> {
[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] 27 | pub fn get(input: &[Attribute]) -> Result<Attrs<'_>> {
[INFO] [stdout]    |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> thiserror/impl/src/prop.rs:5:30
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub(crate) fn from_field(&self) -> Option<&Field> {
[INFO] [stdout]   |                              ^^^^^            ^^^^^^
[INFO] [stdout]   |                              |                ||
[INFO] [stdout]   |                              |                |the same lifetime is hidden here
[INFO] [stdout]   |                              |                the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub(crate) fn from_field(&self) -> Option<&Field<'_>> {
[INFO] [stdout]   |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> thiserror/impl/src/prop.rs:9:32
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub(crate) fn source_field(&self) -> Option<&Field> {
[INFO] [stdout]   |                                ^^^^^            ^^^^^^
[INFO] [stdout]   |                                |                ||
[INFO] [stdout]   |                                |                |the same lifetime is hidden here
[INFO] [stdout]   |                                |                the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub(crate) fn source_field(&self) -> Option<&Field<'_>> {
[INFO] [stdout]   |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> thiserror/impl/src/prop.rs:13:35
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub(crate) fn backtrace_field(&self) -> Option<&Field> {
[INFO] [stdout]    |                                   ^^^^^            ^^^^^^
[INFO] [stdout]    |                                   |                ||
[INFO] [stdout]    |                                   |                |the same lifetime is hidden here
[INFO] [stdout]    |                                   |                the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub(crate) fn backtrace_field(&self) -> Option<&Field<'_>> {
[INFO] [stdout]    |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> thiserror/impl/src/prop.rs:46:30
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub(crate) fn from_field(&self) -> Option<&Field> {
[INFO] [stdout]    |                              ^^^^^            ^^^^^^
[INFO] [stdout]    |                              |                ||
[INFO] [stdout]    |                              |                |the same lifetime is hidden here
[INFO] [stdout]    |                              |                the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub(crate) fn from_field(&self) -> Option<&Field<'_>> {
[INFO] [stdout]    |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> thiserror/impl/src/prop.rs:50:32
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub(crate) fn source_field(&self) -> Option<&Field> {
[INFO] [stdout]    |                                ^^^^^            ^^^^^^
[INFO] [stdout]    |                                |                ||
[INFO] [stdout]    |                                |                |the same lifetime is hidden here
[INFO] [stdout]    |                                |                the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub(crate) fn source_field(&self) -> Option<&Field<'_>> {
[INFO] [stdout]    |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> thiserror/impl/src/prop.rs:54:35
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub(crate) fn backtrace_field(&self) -> Option<&Field> {
[INFO] [stdout]    |                                   ^^^^^            ^^^^^^
[INFO] [stdout]    |                                   |                ||
[INFO] [stdout]    |                                   |                |the same lifetime is hidden here
[INFO] [stdout]    |                                   |                the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub(crate) fn backtrace_field(&self) -> Option<&Field<'_>> {
[INFO] [stdout]    |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking derive v0.1.0 (/opt/rustwide/workdir/protocol/derive)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> thiserror/impl/src/attr.rs:27:19
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn get(input: &[Attribute]) -> Result<Attrs> {
[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] 27 | pub fn get(input: &[Attribute]) -> Result<Attrs<'_>> {
[INFO] [stdout]    |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> thiserror/impl/src/prop.rs:5:30
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub(crate) fn from_field(&self) -> Option<&Field> {
[INFO] [stdout]   |                              ^^^^^            ^^^^^^
[INFO] [stdout]   |                              |                ||
[INFO] [stdout]   |                              |                |the same lifetime is hidden here
[INFO] [stdout]   |                              |                the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub(crate) fn from_field(&self) -> Option<&Field<'_>> {
[INFO] [stdout]   |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> thiserror/impl/src/prop.rs:9:32
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub(crate) fn source_field(&self) -> Option<&Field> {
[INFO] [stdout]   |                                ^^^^^            ^^^^^^
[INFO] [stdout]   |                                |                ||
[INFO] [stdout]   |                                |                |the same lifetime is hidden here
[INFO] [stdout]   |                                |                the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub(crate) fn source_field(&self) -> Option<&Field<'_>> {
[INFO] [stdout]   |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> thiserror/impl/src/prop.rs:13:35
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub(crate) fn backtrace_field(&self) -> Option<&Field> {
[INFO] [stdout]    |                                   ^^^^^            ^^^^^^
[INFO] [stdout]    |                                   |                ||
[INFO] [stdout]    |                                   |                |the same lifetime is hidden here
[INFO] [stdout]    |                                   |                the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub(crate) fn backtrace_field(&self) -> Option<&Field<'_>> {
[INFO] [stdout]    |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> thiserror/impl/src/prop.rs:46:30
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub(crate) fn from_field(&self) -> Option<&Field> {
[INFO] [stdout]    |                              ^^^^^            ^^^^^^
[INFO] [stdout]    |                              |                ||
[INFO] [stdout]    |                              |                |the same lifetime is hidden here
[INFO] [stdout]    |                              |                the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub(crate) fn from_field(&self) -> Option<&Field<'_>> {
[INFO] [stdout]    |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> thiserror/impl/src/prop.rs:50:32
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub(crate) fn source_field(&self) -> Option<&Field> {
[INFO] [stdout]    |                                ^^^^^            ^^^^^^
[INFO] [stdout]    |                                |                ||
[INFO] [stdout]    |                                |                |the same lifetime is hidden here
[INFO] [stdout]    |                                |                the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub(crate) fn source_field(&self) -> Option<&Field<'_>> {
[INFO] [stdout]    |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> thiserror/impl/src/prop.rs:54:35
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub(crate) fn backtrace_field(&self) -> Option<&Field> {
[INFO] [stdout]    |                                   ^^^^^            ^^^^^^
[INFO] [stdout]    |                                   |                ||
[INFO] [stdout]    |                                   |                |the same lifetime is hidden here
[INFO] [stdout]    |                                   |                the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub(crate) fn backtrace_field(&self) -> Option<&Field<'_>> {
[INFO] [stdout]    |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling ref-cast-impl v1.0.2
[INFO] [stderr]     Checking ref-cast v1.0.2
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> thiserror/impl/src/attr.rs:27:19
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn get(input: &[Attribute]) -> Result<Attrs> {
[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] 27 | pub fn get(input: &[Attribute]) -> Result<Attrs<'_>> {
[INFO] [stdout]    |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> thiserror/impl/src/prop.rs:5:30
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub(crate) fn from_field(&self) -> Option<&Field> {
[INFO] [stdout]   |                              ^^^^^            ^^^^^^
[INFO] [stdout]   |                              |                ||
[INFO] [stdout]   |                              |                |the same lifetime is hidden here
[INFO] [stdout]   |                              |                the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub(crate) fn from_field(&self) -> Option<&Field<'_>> {
[INFO] [stdout]   |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> thiserror/impl/src/prop.rs:9:32
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub(crate) fn source_field(&self) -> Option<&Field> {
[INFO] [stdout]   |                                ^^^^^            ^^^^^^
[INFO] [stdout]   |                                |                ||
[INFO] [stdout]   |                                |                |the same lifetime is hidden here
[INFO] [stdout]   |                                |                the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub(crate) fn source_field(&self) -> Option<&Field<'_>> {
[INFO] [stdout]   |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> thiserror/impl/src/prop.rs:13:35
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub(crate) fn backtrace_field(&self) -> Option<&Field> {
[INFO] [stdout]    |                                   ^^^^^            ^^^^^^
[INFO] [stdout]    |                                   |                ||
[INFO] [stdout]    |                                   |                |the same lifetime is hidden here
[INFO] [stdout]    |                                   |                the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub(crate) fn backtrace_field(&self) -> Option<&Field<'_>> {
[INFO] [stdout]    |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> thiserror/impl/src/prop.rs:46:30
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub(crate) fn from_field(&self) -> Option<&Field> {
[INFO] [stdout]    |                              ^^^^^            ^^^^^^
[INFO] [stdout]    |                              |                ||
[INFO] [stdout]    |                              |                |the same lifetime is hidden here
[INFO] [stdout]    |                              |                the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub(crate) fn from_field(&self) -> Option<&Field<'_>> {
[INFO] [stdout]    |                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> thiserror/impl/src/prop.rs:50:32
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub(crate) fn source_field(&self) -> Option<&Field> {
[INFO] [stdout]    |                                ^^^^^            ^^^^^^
[INFO] [stdout]    |                                |                ||
[INFO] [stdout]    |                                |                |the same lifetime is hidden here
[INFO] [stdout]    |                                |                the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub(crate) fn source_field(&self) -> Option<&Field<'_>> {
[INFO] [stdout]    |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> thiserror/impl/src/prop.rs:54:35
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub(crate) fn backtrace_field(&self) -> Option<&Field> {
[INFO] [stdout]    |                                   ^^^^^            ^^^^^^
[INFO] [stdout]    |                                   |                ||
[INFO] [stdout]    |                                   |                |the same lifetime is hidden here
[INFO] [stdout]    |                                   |                the same lifetime is elided here
[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] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub(crate) fn backtrace_field(&self) -> Option<&Field<'_>> {
[INFO] [stdout]    |                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking thiserror v1.0.11 (/opt/rustwide/workdir/thiserror)
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking piper v0.1.3
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking protocol v0.1.0 (/opt/rustwide/workdir/protocol)
[INFO] [stderr]     Checking core-futures-io v0.1.0 (/opt/rustwide/workdir/core-futures-io)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> core-futures-io/src/ext/read/chain.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / pin_project! {
[INFO] [stdout] 12 | |     #[must_use = "streams do nothing unless polled"]
[INFO] [stdout] 13 | |     #[cfg_attr(docsrs, doc(cfg(feature = "io-util")))]
[INFO] [stdout] 14 | |     pub struct Chain<T, U> {
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]    = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/read/read_int.rs:86:9
[INFO] [stdout]     |
[INFO] [stdout]  86 | /         pin_project! {
[INFO] [stdout]  87 | |             #[doc(hidden)]
[INFO] [stdout]  88 | |             pub struct $name<R> {
[INFO] [stdout]  89 | |                 #[pin]
[INFO] [stdout] ...   |
[INFO] [stdout]  92 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 122 |   reader8!(ReadU8, u8);
[INFO] [stdout]     |   -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `reader8` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/read/read_int.rs:86:9
[INFO] [stdout]     |
[INFO] [stdout]  86 | /         pin_project! {
[INFO] [stdout]  87 | |             #[doc(hidden)]
[INFO] [stdout]  88 | |             pub struct $name<R> {
[INFO] [stdout]  89 | |                 #[pin]
[INFO] [stdout] ...   |
[INFO] [stdout]  92 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 123 |   reader8!(ReadI8, i8);
[INFO] [stdout]     |   -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `reader8` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/read/read_int.rs:29:9
[INFO] [stdout]     |
[INFO] [stdout]  29 | /         pin_project! {
[INFO] [stdout]  30 | |             pub struct $name<R> {
[INFO] [stdout]  31 | |                 #[pin]
[INFO] [stdout]  32 | |                 src: R,
[INFO] [stdout] ...   |
[INFO] [stdout]  36 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 125 |   reader!(ReadU16, u16, get_u16);
[INFO] [stdout]     |   ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `reader` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/read/read_int.rs:29:9
[INFO] [stdout]     |
[INFO] [stdout]  29 | /         pin_project! {
[INFO] [stdout]  30 | |             pub struct $name<R> {
[INFO] [stdout]  31 | |                 #[pin]
[INFO] [stdout]  32 | |                 src: R,
[INFO] [stdout] ...   |
[INFO] [stdout]  36 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 126 |   reader!(ReadU32, u32, get_u32);
[INFO] [stdout]     |   ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `reader` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/read/read_int.rs:29:9
[INFO] [stdout]     |
[INFO] [stdout]  29 | /         pin_project! {
[INFO] [stdout]  30 | |             pub struct $name<R> {
[INFO] [stdout]  31 | |                 #[pin]
[INFO] [stdout]  32 | |                 src: R,
[INFO] [stdout] ...   |
[INFO] [stdout]  36 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 127 |   reader!(ReadU64, u64, get_u64);
[INFO] [stdout]     |   ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `reader` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/read/read_int.rs:29:9
[INFO] [stdout]     |
[INFO] [stdout]  29 | /         pin_project! {
[INFO] [stdout]  30 | |             pub struct $name<R> {
[INFO] [stdout]  31 | |                 #[pin]
[INFO] [stdout]  32 | |                 src: R,
[INFO] [stdout] ...   |
[INFO] [stdout]  36 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 128 |   reader!(ReadU128, u128, get_u128);
[INFO] [stdout]     |   --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `reader` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/read/read_int.rs:29:9
[INFO] [stdout]     |
[INFO] [stdout]  29 | /         pin_project! {
[INFO] [stdout]  30 | |             pub struct $name<R> {
[INFO] [stdout]  31 | |                 #[pin]
[INFO] [stdout]  32 | |                 src: R,
[INFO] [stdout] ...   |
[INFO] [stdout]  36 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 130 |   reader!(ReadI16, i16, get_i16);
[INFO] [stdout]     |   ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `reader` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/read/read_int.rs:29:9
[INFO] [stdout]     |
[INFO] [stdout]  29 | /         pin_project! {
[INFO] [stdout]  30 | |             pub struct $name<R> {
[INFO] [stdout]  31 | |                 #[pin]
[INFO] [stdout]  32 | |                 src: R,
[INFO] [stdout] ...   |
[INFO] [stdout]  36 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 131 |   reader!(ReadI32, i32, get_i32);
[INFO] [stdout]     |   ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `reader` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/read/read_int.rs:29:9
[INFO] [stdout]     |
[INFO] [stdout]  29 | /         pin_project! {
[INFO] [stdout]  30 | |             pub struct $name<R> {
[INFO] [stdout]  31 | |                 #[pin]
[INFO] [stdout]  32 | |                 src: R,
[INFO] [stdout] ...   |
[INFO] [stdout]  36 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 132 |   reader!(ReadI64, i64, get_i64);
[INFO] [stdout]     |   ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `reader` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/read/read_int.rs:29:9
[INFO] [stdout]     |
[INFO] [stdout]  29 | /         pin_project! {
[INFO] [stdout]  30 | |             pub struct $name<R> {
[INFO] [stdout]  31 | |                 #[pin]
[INFO] [stdout]  32 | |                 src: R,
[INFO] [stdout] ...   |
[INFO] [stdout]  36 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 133 |   reader!(ReadI128, i128, get_i128);
[INFO] [stdout]     |   --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `reader` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> core-futures-io/src/ext/read/take.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / pin_project! {
[INFO] [stdout] 12 | |     #[derive(Debug)]
[INFO] [stdout] 13 | |     #[must_use = "streams do nothing unless you `.await` or poll them"]
[INFO] [stdout] 14 | |     #[cfg_attr(docsrs, doc(cfg(feature = "io-util")))]
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/write/write_int.rs:70:9
[INFO] [stdout]     |
[INFO] [stdout]  70 | /         pin_project! {
[INFO] [stdout]  71 | |             #[doc(hidden)]
[INFO] [stdout]  72 | |             pub struct $name<W> {
[INFO] [stdout]  73 | |                 #[pin]
[INFO] [stdout] ...   |
[INFO] [stdout]  77 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 108 |   writer8!(WriteU8, u8);
[INFO] [stdout]     |   --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `writer8` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/write/write_int.rs:70:9
[INFO] [stdout]     |
[INFO] [stdout]  70 | /         pin_project! {
[INFO] [stdout]  71 | |             #[doc(hidden)]
[INFO] [stdout]  72 | |             pub struct $name<W> {
[INFO] [stdout]  73 | |                 #[pin]
[INFO] [stdout] ...   |
[INFO] [stdout]  77 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 109 |   writer8!(WriteI8, i8);
[INFO] [stdout]     |   --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `writer8` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/write/write_int.rs:16:9
[INFO] [stdout]     |
[INFO] [stdout]  16 | /         pin_project! {
[INFO] [stdout]  17 | |             #[doc(hidden)]
[INFO] [stdout]  18 | |             pub struct $name<W> {
[INFO] [stdout]  19 | |                 #[pin]
[INFO] [stdout] ...   |
[INFO] [stdout]  24 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 111 |   writer!(WriteU16, u16, put_u16);
[INFO] [stdout]     |   ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `writer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/write/write_int.rs:16:9
[INFO] [stdout]     |
[INFO] [stdout]  16 | /         pin_project! {
[INFO] [stdout]  17 | |             #[doc(hidden)]
[INFO] [stdout]  18 | |             pub struct $name<W> {
[INFO] [stdout]  19 | |                 #[pin]
[INFO] [stdout] ...   |
[INFO] [stdout]  24 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 112 |   writer!(WriteU32, u32, put_u32);
[INFO] [stdout]     |   ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `writer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/write/write_int.rs:16:9
[INFO] [stdout]     |
[INFO] [stdout]  16 | /         pin_project! {
[INFO] [stdout]  17 | |             #[doc(hidden)]
[INFO] [stdout]  18 | |             pub struct $name<W> {
[INFO] [stdout]  19 | |                 #[pin]
[INFO] [stdout] ...   |
[INFO] [stdout]  24 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 113 |   writer!(WriteU64, u64, put_u64);
[INFO] [stdout]     |   ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `writer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/write/write_int.rs:16:9
[INFO] [stdout]     |
[INFO] [stdout]  16 | /         pin_project! {
[INFO] [stdout]  17 | |             #[doc(hidden)]
[INFO] [stdout]  18 | |             pub struct $name<W> {
[INFO] [stdout]  19 | |                 #[pin]
[INFO] [stdout] ...   |
[INFO] [stdout]  24 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 114 |   writer!(WriteU128, u128, put_u128);
[INFO] [stdout]     |   ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `writer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/write/write_int.rs:16:9
[INFO] [stdout]     |
[INFO] [stdout]  16 | /         pin_project! {
[INFO] [stdout]  17 | |             #[doc(hidden)]
[INFO] [stdout]  18 | |             pub struct $name<W> {
[INFO] [stdout]  19 | |                 #[pin]
[INFO] [stdout] ...   |
[INFO] [stdout]  24 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 116 |   writer!(WriteI16, i16, put_i16);
[INFO] [stdout]     |   ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `writer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/write/write_int.rs:16:9
[INFO] [stdout]     |
[INFO] [stdout]  16 | /         pin_project! {
[INFO] [stdout]  17 | |             #[doc(hidden)]
[INFO] [stdout]  18 | |             pub struct $name<W> {
[INFO] [stdout]  19 | |                 #[pin]
[INFO] [stdout] ...   |
[INFO] [stdout]  24 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 117 |   writer!(WriteI32, i32, put_i32);
[INFO] [stdout]     |   ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `writer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/write/write_int.rs:16:9
[INFO] [stdout]     |
[INFO] [stdout]  16 | /         pin_project! {
[INFO] [stdout]  17 | |             #[doc(hidden)]
[INFO] [stdout]  18 | |             pub struct $name<W> {
[INFO] [stdout]  19 | |                 #[pin]
[INFO] [stdout] ...   |
[INFO] [stdout]  24 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 118 |   writer!(WriteI64, i64, put_i64);
[INFO] [stdout]     |   ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `writer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/write/write_int.rs:16:9
[INFO] [stdout]     |
[INFO] [stdout]  16 | /         pin_project! {
[INFO] [stdout]  17 | |             #[doc(hidden)]
[INFO] [stdout]  18 | |             pub struct $name<W> {
[INFO] [stdout]  19 | |                 #[pin]
[INFO] [stdout] ...   |
[INFO] [stdout]  24 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 119 |   writer!(WriteI128, i128, put_i128);
[INFO] [stdout]     |   ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `writer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> core-futures-io/src/ext/read/chain.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / pin_project! {
[INFO] [stdout] 12 | |     #[must_use = "streams do nothing unless polled"]
[INFO] [stdout] 13 | |     #[cfg_attr(docsrs, doc(cfg(feature = "io-util")))]
[INFO] [stdout] 14 | |     pub struct Chain<T, U> {
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]    = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/read/read_int.rs:86:9
[INFO] [stdout]     |
[INFO] [stdout]  86 | /         pin_project! {
[INFO] [stdout]  87 | |             #[doc(hidden)]
[INFO] [stdout]  88 | |             pub struct $name<R> {
[INFO] [stdout]  89 | |                 #[pin]
[INFO] [stdout] ...   |
[INFO] [stdout]  92 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 122 |   reader8!(ReadU8, u8);
[INFO] [stdout]     |   -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `reader8` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/read/read_int.rs:86:9
[INFO] [stdout]     |
[INFO] [stdout]  86 | /         pin_project! {
[INFO] [stdout]  87 | |             #[doc(hidden)]
[INFO] [stdout]  88 | |             pub struct $name<R> {
[INFO] [stdout]  89 | |                 #[pin]
[INFO] [stdout] ...   |
[INFO] [stdout]  92 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 123 |   reader8!(ReadI8, i8);
[INFO] [stdout]     |   -------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `reader8` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/read/read_int.rs:29:9
[INFO] [stdout]     |
[INFO] [stdout]  29 | /         pin_project! {
[INFO] [stdout]  30 | |             pub struct $name<R> {
[INFO] [stdout]  31 | |                 #[pin]
[INFO] [stdout]  32 | |                 src: R,
[INFO] [stdout] ...   |
[INFO] [stdout]  36 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 125 |   reader!(ReadU16, u16, get_u16);
[INFO] [stdout]     |   ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `reader` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/read/read_int.rs:29:9
[INFO] [stdout]     |
[INFO] [stdout]  29 | /         pin_project! {
[INFO] [stdout]  30 | |             pub struct $name<R> {
[INFO] [stdout]  31 | |                 #[pin]
[INFO] [stdout]  32 | |                 src: R,
[INFO] [stdout] ...   |
[INFO] [stdout]  36 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 126 |   reader!(ReadU32, u32, get_u32);
[INFO] [stdout]     |   ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `reader` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/read/read_int.rs:29:9
[INFO] [stdout]     |
[INFO] [stdout]  29 | /         pin_project! {
[INFO] [stdout]  30 | |             pub struct $name<R> {
[INFO] [stdout]  31 | |                 #[pin]
[INFO] [stdout]  32 | |                 src: R,
[INFO] [stdout] ...   |
[INFO] [stdout]  36 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 127 |   reader!(ReadU64, u64, get_u64);
[INFO] [stdout]     |   ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `reader` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/read/read_int.rs:29:9
[INFO] [stdout]     |
[INFO] [stdout]  29 | /         pin_project! {
[INFO] [stdout]  30 | |             pub struct $name<R> {
[INFO] [stdout]  31 | |                 #[pin]
[INFO] [stdout]  32 | |                 src: R,
[INFO] [stdout] ...   |
[INFO] [stdout]  36 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 128 |   reader!(ReadU128, u128, get_u128);
[INFO] [stdout]     |   --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `reader` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/read/read_int.rs:29:9
[INFO] [stdout]     |
[INFO] [stdout]  29 | /         pin_project! {
[INFO] [stdout]  30 | |             pub struct $name<R> {
[INFO] [stdout]  31 | |                 #[pin]
[INFO] [stdout]  32 | |                 src: R,
[INFO] [stdout] ...   |
[INFO] [stdout]  36 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 130 |   reader!(ReadI16, i16, get_i16);
[INFO] [stdout]     |   ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `reader` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/read/read_int.rs:29:9
[INFO] [stdout]     |
[INFO] [stdout]  29 | /         pin_project! {
[INFO] [stdout]  30 | |             pub struct $name<R> {
[INFO] [stdout]  31 | |                 #[pin]
[INFO] [stdout]  32 | |                 src: R,
[INFO] [stdout] ...   |
[INFO] [stdout]  36 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 131 |   reader!(ReadI32, i32, get_i32);
[INFO] [stdout]     |   ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `reader` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/read/read_int.rs:29:9
[INFO] [stdout]     |
[INFO] [stdout]  29 | /         pin_project! {
[INFO] [stdout]  30 | |             pub struct $name<R> {
[INFO] [stdout]  31 | |                 #[pin]
[INFO] [stdout]  32 | |                 src: R,
[INFO] [stdout] ...   |
[INFO] [stdout]  36 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 132 |   reader!(ReadI64, i64, get_i64);
[INFO] [stdout]     |   ------------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `reader` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/read/read_int.rs:29:9
[INFO] [stdout]     |
[INFO] [stdout]  29 | /         pin_project! {
[INFO] [stdout]  30 | |             pub struct $name<R> {
[INFO] [stdout]  31 | |                 #[pin]
[INFO] [stdout]  32 | |                 src: R,
[INFO] [stdout] ...   |
[INFO] [stdout]  36 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 133 |   reader!(ReadI128, i128, get_i128);
[INFO] [stdout]     |   --------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `reader` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> core-futures-io/src/ext/read/take.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | / pin_project! {
[INFO] [stdout] 12 | |     #[derive(Debug)]
[INFO] [stdout] 13 | |     #[must_use = "streams do nothing unless you `.await` or poll them"]
[INFO] [stdout] 14 | |     #[cfg_attr(docsrs, doc(cfg(feature = "io-util")))]
[INFO] [stdout] ...  |
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `pin_project` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/write/write_int.rs:70:9
[INFO] [stdout]     |
[INFO] [stdout]  70 | /         pin_project! {
[INFO] [stdout]  71 | |             #[doc(hidden)]
[INFO] [stdout]  72 | |             pub struct $name<W> {
[INFO] [stdout]  73 | |                 #[pin]
[INFO] [stdout] ...   |
[INFO] [stdout]  77 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 108 |   writer8!(WriteU8, u8);
[INFO] [stdout]     |   --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `writer8` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/write/write_int.rs:70:9
[INFO] [stdout]     |
[INFO] [stdout]  70 | /         pin_project! {
[INFO] [stdout]  71 | |             #[doc(hidden)]
[INFO] [stdout]  72 | |             pub struct $name<W> {
[INFO] [stdout]  73 | |                 #[pin]
[INFO] [stdout] ...   |
[INFO] [stdout]  77 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 109 |   writer8!(WriteI8, i8);
[INFO] [stdout]     |   --------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `writer8` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/write/write_int.rs:16:9
[INFO] [stdout]     |
[INFO] [stdout]  16 | /         pin_project! {
[INFO] [stdout]  17 | |             #[doc(hidden)]
[INFO] [stdout]  18 | |             pub struct $name<W> {
[INFO] [stdout]  19 | |                 #[pin]
[INFO] [stdout] ...   |
[INFO] [stdout]  24 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 111 |   writer!(WriteU16, u16, put_u16);
[INFO] [stdout]     |   ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `writer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/write/write_int.rs:16:9
[INFO] [stdout]     |
[INFO] [stdout]  16 | /         pin_project! {
[INFO] [stdout]  17 | |             #[doc(hidden)]
[INFO] [stdout]  18 | |             pub struct $name<W> {
[INFO] [stdout]  19 | |                 #[pin]
[INFO] [stdout] ...   |
[INFO] [stdout]  24 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 112 |   writer!(WriteU32, u32, put_u32);
[INFO] [stdout]     |   ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `writer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/write/write_int.rs:16:9
[INFO] [stdout]     |
[INFO] [stdout]  16 | /         pin_project! {
[INFO] [stdout]  17 | |             #[doc(hidden)]
[INFO] [stdout]  18 | |             pub struct $name<W> {
[INFO] [stdout]  19 | |                 #[pin]
[INFO] [stdout] ...   |
[INFO] [stdout]  24 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 113 |   writer!(WriteU64, u64, put_u64);
[INFO] [stdout]     |   ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `writer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/write/write_int.rs:16:9
[INFO] [stdout]     |
[INFO] [stdout]  16 | /         pin_project! {
[INFO] [stdout]  17 | |             #[doc(hidden)]
[INFO] [stdout]  18 | |             pub struct $name<W> {
[INFO] [stdout]  19 | |                 #[pin]
[INFO] [stdout] ...   |
[INFO] [stdout]  24 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 114 |   writer!(WriteU128, u128, put_u128);
[INFO] [stdout]     |   ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `writer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/write/write_int.rs:16:9
[INFO] [stdout]     |
[INFO] [stdout]  16 | /         pin_project! {
[INFO] [stdout]  17 | |             #[doc(hidden)]
[INFO] [stdout]  18 | |             pub struct $name<W> {
[INFO] [stdout]  19 | |                 #[pin]
[INFO] [stdout] ...   |
[INFO] [stdout]  24 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 116 |   writer!(WriteI16, i16, put_i16);
[INFO] [stdout]     |   ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `writer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/write/write_int.rs:16:9
[INFO] [stdout]     |
[INFO] [stdout]  16 | /         pin_project! {
[INFO] [stdout]  17 | |             #[doc(hidden)]
[INFO] [stdout]  18 | |             pub struct $name<W> {
[INFO] [stdout]  19 | |                 #[pin]
[INFO] [stdout] ...   |
[INFO] [stdout]  24 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 117 |   writer!(WriteI32, i32, put_i32);
[INFO] [stdout]     |   ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `writer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/write/write_int.rs:16:9
[INFO] [stdout]     |
[INFO] [stdout]  16 | /         pin_project! {
[INFO] [stdout]  17 | |             #[doc(hidden)]
[INFO] [stdout]  18 | |             pub struct $name<W> {
[INFO] [stdout]  19 | |                 #[pin]
[INFO] [stdout] ...   |
[INFO] [stdout]  24 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 118 |   writer!(WriteI64, i64, put_i64);
[INFO] [stdout]     |   ------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `writer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> core-futures-io/src/ext/write/write_int.rs:16:9
[INFO] [stdout]     |
[INFO] [stdout]  16 | /         pin_project! {
[INFO] [stdout]  17 | |             #[doc(hidden)]
[INFO] [stdout]  18 | |             pub struct $name<W> {
[INFO] [stdout]  19 | |                 #[pin]
[INFO] [stdout] ...   |
[INFO] [stdout]  24 | |         }
[INFO] [stdout]     | |_________^ the borrow produces a value
[INFO] [stdout] ...
[INFO] [stdout] 119 |   writer!(WriteI128, i128, put_i128);
[INFO] [stdout]     |   ---------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `$crate::__pin_project_internal` which comes from the expansion of the macro `writer` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking erasure-traits v0.1.0 (/opt/rustwide/workdir/erasure-traits)
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking trybuild v1.0.30
[INFO] [stdout] warning: value assigned to `extra` is never read
[INFO] [stdout]   --> thiserror/tests/test_display.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         extra: usize,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `d` is never read
[INFO] [stdout]    --> thiserror/tests/test_display.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |         d: usize,
[INFO] [stdout]     |         ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `v` is never read
[INFO] [stdout]    --> thiserror/tests/test_display.rs:169:18
[INFO] [stdout]     |
[INFO] [stdout] 169 |         Struct { v: usize },
[INFO] [stdout]     |                  ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `thiserror_nightly_testing`
[INFO] [stdout]  --> thiserror/tests/test_option.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(thiserror_nightly_testing, feature(backtrace))]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thiserror_nightly_testing)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thiserror_nightly_testing)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `thiserror_nightly_testing`
[INFO] [stdout]  --> thiserror/tests/test_option.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[cfg(thiserror_nightly_testing)]
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thiserror_nightly_testing)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thiserror_nightly_testing)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `thiserror_nightly_testing`
[INFO] [stdout]   --> thiserror/tests/test_option.rs:48:7
[INFO] [stdout]    |
[INFO] [stdout] 48 | #[cfg(thiserror_nightly_testing)]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thiserror_nightly_testing)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thiserror_nightly_testing)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `thiserror_nightly_testing`
[INFO] [stdout]    --> thiserror/tests/test_option.rs:104:16
[INFO] [stdout]     |
[INFO] [stdout] 104 | #[cfg_attr(not(thiserror_nightly_testing), ignore)]
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(thiserror_nightly_testing)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(thiserror_nightly_testing)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Error` is never used
[INFO] [stdout]    --> thiserror/tests/test_display.rs:147:14
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub enum Error {}
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]  --> thiserror/tests/test_source.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     source: io::Error,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]   --> thiserror/tests/test_source.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     source: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `io` is never read
[INFO] [stdout]   --> thiserror/tests/test_source.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     io: io::Error,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]   --> thiserror/tests/test_source.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     source: Box<dyn StdError + Send + 'static>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]  --> thiserror/tests/test_from.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     source: io::Error,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `source` is never read
[INFO] [stdout]   --> thiserror/tests/test_from.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         source: io::Error,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `protocol` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f/bin/rustc --crate-name protocol --edition=2018 protocol/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="alloc"' --cfg 'feature="default"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "default", "std"))' -C metadata=c2c76e3b8d6a343b -C extra-filename=-def8a746dcb5e2ab --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern arrayvec=/opt/rustwide/target/debug/deps/libarrayvec-d2ac9d96621f2e7e.rmeta --extern core_error=/opt/rustwide/target/debug/deps/libcore_error-a04701410aab6396.rmeta --extern derive=/opt/rustwide/target/debug/deps/libderive-9b3731a718269d9f.so --extern futures=/opt/rustwide/target/debug/deps/libfutures-3d76e8113320c87a.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-7b79fb1f03058d05.rmeta --extern void=/opt/rustwide/target/debug/deps/libvoid-669fea486b2b8b2a.rmeta --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/arrays.rs:330:25
[INFO] [stdout]     |
[INFO] [stdout] 330 |                         replace(this, Array0001Unravel::Fork(ctx.fork(data)));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[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] 330 |                         let _ = replace(this, Array0001Unravel::Fork(ctx.fork(data)));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/arrays.rs:338:21
[INFO] [stdout]     |
[INFO] [stdout] 338 |                     replace(this, Array0001Unravel::Write(handle, target));
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 338 |                     let _ = replace(this, Array0001Unravel::Write(handle, target));
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/arrays.rs:346:25
[INFO] [stdout]     |
[INFO] [stdout] 346 |                         replace(this, Array0001Unravel::Flush(target));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 346 |                         let _ = replace(this, Array0001Unravel::Flush(target));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/arrays.rs:356:25
[INFO] [stdout]     |
[INFO] [stdout] 356 |                         replace(this, Array0001Unravel::Target(target));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 356 |                         let _ = replace(this, Array0001Unravel::Target(target));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/arrays.rs:364:21
[INFO] [stdout]     |
[INFO] [stdout] 364 |                     replace(this, Array0001Unravel::Done);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 364 |                     let _ = replace(this, Array0001Unravel::Done);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/arrays.rs:397:21
[INFO] [stdout]     |
[INFO] [stdout] 397 |                     replace(this, Array0001Coalesce::Join(ctx.join(handle)));
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 397 |                     let _ = replace(this, Array0001Coalesce::Join(ctx.join(handle)));
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/option.rs:117:21
[INFO] [stdout]     |
[INFO] [stdout] 117 |                     replace(this, OptionUnravel::Flush(None));
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 117 |                     let _ = replace(this, OptionUnravel::Flush(None));
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/option.rs:122:25
[INFO] [stdout]     |
[INFO] [stdout] 122 |                         replace(this, OptionUnravel::Fork(ctx.fork(data)));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 122 |                         let _ = replace(this, OptionUnravel::Fork(ctx.fork(data)));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/option.rs:130:21
[INFO] [stdout]     |
[INFO] [stdout] 130 |                     replace(this, OptionUnravel::Write(handle, target));
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 130 |                     let _ = replace(this, OptionUnravel::Write(handle, target));
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/option.rs:139:25
[INFO] [stdout]     |
[INFO] [stdout] 139 |                         replace(this, OptionUnravel::Flush(Some(target)));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 139 |                         let _ = replace(this, OptionUnravel::Flush(Some(target)));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/option.rs:150:29
[INFO] [stdout]     |
[INFO] [stdout] 150 | ...                   replace(this, OptionUnravel::Target(target));
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 150 |                             let _ = replace(this, OptionUnravel::Target(target));
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/option.rs:152:29
[INFO] [stdout]     |
[INFO] [stdout] 152 | ...                   replace(this, OptionUnravel::Done);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 152 |                             let _ = replace(this, OptionUnravel::Done);
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/option.rs:162:21
[INFO] [stdout]     |
[INFO] [stdout] 162 |                     replace(this, OptionUnravel::Done);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 162 |                     let _ = replace(this, OptionUnravel::Done);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/option.rs:197:29
[INFO] [stdout]     |
[INFO] [stdout] 197 | ...                   replace(this, OptionCoalesce::Done);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 197 |                             let _ = replace(this, OptionCoalesce::Done);
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/option.rs:201:29
[INFO] [stdout]     |
[INFO] [stdout] 201 | ...                   replace(this, OptionCoalesce::Join(ctx.join(handle)));
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 201 |                             let _ = replace(this, OptionCoalesce::Join(ctx.join(handle)));
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/result.rs:169:25
[INFO] [stdout]     |
[INFO] [stdout] 169 |                         replace(this, ResultUnravel::OkFork(ctx.fork(data)));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 169 |                         let _ = replace(this, ResultUnravel::OkFork(ctx.fork(data)));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/result.rs:177:21
[INFO] [stdout]     |
[INFO] [stdout] 177 |                     replace(this, ResultUnravel::OkWrite(handle, target));
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 177 |                     let _ = replace(this, ResultUnravel::OkWrite(handle, target));
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/result.rs:182:25
[INFO] [stdout]     |
[INFO] [stdout] 182 |                         replace(this, ResultUnravel::ErrFork(ctx.fork(data)));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 182 |                         let _ = replace(this, ResultUnravel::ErrFork(ctx.fork(data)));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/result.rs:190:21
[INFO] [stdout]     |
[INFO] [stdout] 190 |                     replace(this, ResultUnravel::ErrWrite(handle, target));
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 190 |                     let _ = replace(this, ResultUnravel::ErrWrite(handle, target));
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/result.rs:198:25
[INFO] [stdout]     |
[INFO] [stdout] 198 |                         replace(this, ResultUnravel::OkFlush(target));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 198 |                         let _ = replace(this, ResultUnravel::OkFlush(target));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/result.rs:210:25
[INFO] [stdout]     |
[INFO] [stdout] 210 |                         replace(this, ResultUnravel::ErrFlush(target));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 210 |                         let _ = replace(this, ResultUnravel::ErrFlush(target));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/result.rs:220:25
[INFO] [stdout]     |
[INFO] [stdout] 220 |                         replace(this, ResultUnravel::OkTarget(target));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 220 |                         let _ = replace(this, ResultUnravel::OkTarget(target));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/result.rs:230:25
[INFO] [stdout]     |
[INFO] [stdout] 230 |                         replace(this, ResultUnravel::ErrTarget(target));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 230 |                         let _ = replace(this, ResultUnravel::ErrTarget(target));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/result.rs:238:21
[INFO] [stdout]     |
[INFO] [stdout] 238 |                     replace(this, ResultUnravel::Done);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 238 |                     let _ = replace(this, ResultUnravel::Done);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/result.rs:246:21
[INFO] [stdout]     |
[INFO] [stdout] 246 |                     replace(this, ResultUnravel::Done);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 246 |                     let _ = replace(this, ResultUnravel::Done);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/result.rs:294:29
[INFO] [stdout]     |
[INFO] [stdout] 294 | / ...                   replace(
[INFO] [stdout] 295 | | ...                       this,
[INFO] [stdout] 296 | | ...                       ResultCoalesce::OkJoin(<C as Join<T>>::join(ctx, data)),
[INFO] [stdout] 297 | | ...                   );
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 294 |                             let _ = replace(
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/result.rs:300:29
[INFO] [stdout]     |
[INFO] [stdout] 300 | / ...                   replace(
[INFO] [stdout] 301 | | ...                       this,
[INFO] [stdout] 302 | | ...                       ResultCoalesce::ErrJoin(<C as Join<E>>::join(ctx, data)),
[INFO] [stdout] 303 | | ...                   );
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 300 |                             let _ = replace(
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/tuples.rs:649:21
[INFO] [stdout]     |
[INFO] [stdout] 649 | /                     replace(
[INFO] [stdout] 650 | |                         &mut this.state,
[INFO] [stdout] 651 | |                         Tuple2UnravelState::T(
[INFO] [stdout] 652 | |                             ctx.fork(this.data.0.take().expect("data incomplete")),
[INFO] [stdout] 653 | |                         ),
[INFO] [stdout] 654 | |                     );
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 649 |                     let _ = replace(
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/tuples.rs:661:21
[INFO] [stdout]     |
[INFO] [stdout] 661 | /                     replace(
[INFO] [stdout] 662 | |                         &mut this.state,
[INFO] [stdout] 663 | |                         Tuple2UnravelState::U(
[INFO] [stdout] 664 | |                             ctx.fork(this.data.1.take().expect("data incomplete")),
[INFO] [stdout] 665 | |                         ),
[INFO] [stdout] 666 | |                     );
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 661 |                     let _ = replace(
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/tuples.rs:673:21
[INFO] [stdout]     |
[INFO] [stdout] 673 |                     replace(&mut this.state, Tuple2UnravelState::Writing);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 673 |                     let _ = replace(&mut this.state, Tuple2UnravelState::Writing);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/tuples.rs:683:21
[INFO] [stdout]     |
[INFO] [stdout] 683 |                     replace(&mut this.state, Tuple2UnravelState::Flushing);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 683 |                     let _ = replace(&mut this.state, Tuple2UnravelState::Flushing);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/tuples.rs:689:21
[INFO] [stdout]     |
[INFO] [stdout] 689 |                     replace(&mut this.state, Tuple2UnravelState::Target);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 689 |                     let _ = replace(&mut this.state, Tuple2UnravelState::Target);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/tuples.rs:695:21
[INFO] [stdout]     |
[INFO] [stdout] 695 |                     replace(&mut this.state, Tuple2UnravelState::Done);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 695 |                     let _ = replace(&mut this.state, Tuple2UnravelState::Done);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/tuples.rs:746:21
[INFO] [stdout]     |
[INFO] [stdout] 746 | /                     replace(
[INFO] [stdout] 747 | |                         &mut this.state,
[INFO] [stdout] 748 | |                         Tuple2CoalesceState::T(<C as Join<T>>::join(ctx, first)),
[INFO] [stdout] 749 | |                     );
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 746 |                     let _ = replace(
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/tuples.rs:757:21
[INFO] [stdout]     |
[INFO] [stdout] 757 | /                     replace(
[INFO] [stdout] 758 | |                         &mut this.state,
[INFO] [stdout] 759 | |                         Tuple2CoalesceState::U(<C as Join<U>>::join(
[INFO] [stdout] 760 | |                             ctx,
[INFO] [stdout] 761 | |                             this.handles.1.take().expect("handles incomplete"),
[INFO] [stdout] 762 | |                         )),
[INFO] [stdout] 763 | |                     );
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 757 |                     let _ = replace(
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/tuples.rs:769:21
[INFO] [stdout]     |
[INFO] [stdout] 769 |                     replace(&mut this.state, Tuple2CoalesceState::Done);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 769 |                     let _ = replace(&mut this.state, Tuple2CoalesceState::Done);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/tuples.rs:981:25
[INFO] [stdout]     |
[INFO] [stdout] 981 |                         replace(&mut this.state, FlatUnravelState::Fork(ctx.fork(data)));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 981 |                         let _ = replace(&mut this.state, FlatUnravelState::Fork(ctx.fork(data)));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/tuples.rs:989:21
[INFO] [stdout]     |
[INFO] [stdout] 989 |                     replace(&mut this.state, FlatUnravelState::Write(handle, target));
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 989 |                     let _ = replace(&mut this.state, FlatUnravelState::Write(handle, target));
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> protocol/src/tuples.rs:997:25
[INFO] [stdout]     |
[INFO] [stdout] 997 |                         replace(&mut this.state, FlatUnravelState::Flush(target));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 997 |                         let _ = replace(&mut this.state, FlatUnravelState::Flush(target));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]     --> protocol/src/tuples.rs:1007:25
[INFO] [stdout]      |
[INFO] [stdout] 1007 |                         replace(&mut this.state, FlatUnravelState::Target(target));
[INFO] [stdout]      |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1007 |                         let _ = replace(&mut this.state, FlatUnravelState::Target(target));
[INFO] [stdout]      |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]     --> protocol/src/tuples.rs:1015:21
[INFO] [stdout]      |
[INFO] [stdout] 1015 |                     replace(&mut this.state, FlatUnravelState::Done);
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1015 |                     let _ = replace(&mut this.state, FlatUnravelState::Done);
[INFO] [stdout]      |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]     --> protocol/src/tuples.rs:1048:21
[INFO] [stdout]      |
[INFO] [stdout] 1048 |                     replace(&mut this.state, FlatCoalesceState::Join(ctx.join(handle)));
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1048 |                     let _ = replace(&mut this.state, FlatCoalesceState::Join(ctx.join(handle)));
[INFO] [stdout]      |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]     --> protocol/src/tuples.rs:1053:21
[INFO] [stdout]      |
[INFO] [stdout] 1053 |                     replace(&mut this.state, FlatCoalesceState::Done);
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1053 |                     let _ = replace(&mut this.state, FlatCoalesceState::Done);
[INFO] [stdout]      |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]     --> protocol/src/tuples.rs:1098:1
[INFO] [stdout]      |
[INFO] [stdout] 1098 | / tuple_impls! {
[INFO] [stdout] 1099 | |     Tuple3Coalesce  Tuple3CoalesceState  Tuple3Unravel  Tuple3UnravelState  Tuple3UnravelError  Tuple3CoalesceError  => (0 (T0 T...
[INFO] [stdout] 1100 | |     Tuple4Coalesce  Tuple4CoalesceState  Tuple4Unravel  Tuple4UnravelState  Tuple4UnravelError  Tuple4CoalesceError  => (0 (T0 T...
[INFO] [stdout] 1101 | |     Tuple5Coalesce  Tuple5CoalesceState  Tuple5Unravel  Tuple5UnravelState  Tuple5UnravelError  Tuple5CoalesceError  => (0 (T0 T...
[INFO] [stdout] ...    |
[INFO] [stdout] 1112 | |     Tuple16Coalesce Tuple16CoalesceState Tuple16Unravel Tuple16UnravelState Tuple16UnravelError Tuple16CoalesceError => (0 (T0 T...
[INFO] [stdout] 1113 | | }
[INFO] [stdout]      | |_^
[INFO] [stdout]      |
[INFO] [stdout]      = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 1098 | let _ = tuple_impls! {
[INFO] [stdout]      | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e6a1655a54141496369408672b68c5c38e7b3b125825e8a4dbd7581870dc6def", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6a1655a54141496369408672b68c5c38e7b3b125825e8a4dbd7581870dc6def", kill_on_drop: false }`
[INFO] [stdout] e6a1655a54141496369408672b68c5c38e7b3b125825e8a4dbd7581870dc6def
