[INFO] fetching crate rpc-it 0.10.0-alpha.1...
[INFO] building rpc-it-0.10.0-alpha.1 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate rpc-it 0.10.0-alpha.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate rpc-it 0.10.0-alpha.1
[INFO] finished tweaking crates.io crate rpc-it 0.10.0-alpha.1
[INFO] tweaked toml for crates.io crate rpc-it 0.10.0-alpha.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rpc-it 0.10.0-alpha.1 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 95 packages to latest compatible versions
[INFO] [stderr]       Adding hashbrown v0.14.5 (available: v0.16.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.16)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rpc-it-macros v0.10.0-alpha.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c497ed04cca672a0ca53f7b6820cc3bb8a1107deec486c8a286739b6673cb50
[INFO] running `Command { std: "docker" "start" "-a" "3c497ed04cca672a0ca53f7b6820cc3bb8a1107deec486c8a286739b6673cb50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c497ed04cca672a0ca53f7b6820cc3bb8a1107deec486c8a286739b6673cb50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c497ed04cca672a0ca53f7b6820cc3bb8a1107deec486c8a286739b6673cb50", kill_on_drop: false }`
[INFO] [stdout] 3c497ed04cca672a0ca53f7b6820cc3bb8a1107deec486c8a286739b6673cb50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5f10bfe20b13b4600d2728e7efa72e9b63a75f7a604cd44bd0fec75adcbc1b8
[INFO] running `Command { std: "docker" "start" "-a" "a5f10bfe20b13b4600d2728e7efa72e9b63a75f7a604cd44bd0fec75adcbc1b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling rpc-it-macros v0.10.0-alpha.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling rpc-it v0.10.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `WriterAdapter` is never constructed
[INFO] [stdout]    --> src/rpc/core.rs:118:16
[INFO] [stdout]     |
[INFO] [stdout] 118 |         struct WriterAdapter<Wr2>(Wr2);
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_inner_pinned` is never used
[INFO] [stdout]    --> src/rpc/core.rs:121:16
[INFO] [stdout]     |
[INFO] [stdout] 120 |         impl<Wr2> WriterAdapter<Wr2> {
[INFO] [stdout]     |         ---------------------------- method in this implementation
[INFO] [stdout] 121 |             fn as_inner_pinned(self: Pin<&mut Self>) -> Pin<&mut Wr2> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `F` is never constructed
[INFO] [stdout]   --> src/macros/inbound.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct F;
[INFO] [stdout]    |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rpc/sender.rs:249:9
[INFO] [stdout]     |
[INFO] [stdout] 249 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 253 |     ) -> Result<ReceiveResponse<R>, SendMsgError> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 253 |     ) -> Result<ReceiveResponse<'_, R>, SendMsgError> {
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rpc/sender.rs:269:9
[INFO] [stdout]     |
[INFO] [stdout] 269 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 273 |     ) -> Result<ReceiveResponse<R>, TrySendMsgError> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 273 |     ) -> Result<ReceiveResponse<'_, R>, TrySendMsgError> {
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rpc/sender.rs:288:9
[INFO] [stdout]     |
[INFO] [stdout] 288 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 292 |     ) -> Option<Result<ReceiveResponse<R>, EncodeError>> {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 292 |     ) -> Option<Result<ReceiveResponse<'_, R>, EncodeError>> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.61s
[INFO] running `Command { std: "docker" "inspect" "a5f10bfe20b13b4600d2728e7efa72e9b63a75f7a604cd44bd0fec75adcbc1b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5f10bfe20b13b4600d2728e7efa72e9b63a75f7a604cd44bd0fec75adcbc1b8", kill_on_drop: false }`
[INFO] [stdout] a5f10bfe20b13b4600d2728e7efa72e9b63a75f7a604cd44bd0fec75adcbc1b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1dfaf69efd2e7ecdefc35244e50b14504c611403635f554d37cf722b640113c
[INFO] running `Command { std: "docker" "start" "-a" "c1dfaf69efd2e7ecdefc35244e50b14504c611403635f554d37cf722b640113c", kill_on_drop: false }`
[INFO] [stderr]    Compiling enum-as-inner v0.6.1
[INFO] [stderr]    Compiling rpc-it v0.10.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `WriterAdapter` is never constructed
[INFO] [stdout]    --> src/rpc/core.rs:118:16
[INFO] [stdout]     |
[INFO] [stdout] 118 |         struct WriterAdapter<Wr2>(Wr2);
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_inner_pinned` is never used
[INFO] [stdout]    --> src/rpc/core.rs:121:16
[INFO] [stdout]     |
[INFO] [stdout] 120 |         impl<Wr2> WriterAdapter<Wr2> {
[INFO] [stdout]     |         ---------------------------- method in this implementation
[INFO] [stdout] 121 |             fn as_inner_pinned(self: Pin<&mut Self>) -> Pin<&mut Wr2> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `F` is never constructed
[INFO] [stdout]   --> src/macros/inbound.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct F;
[INFO] [stdout]    |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rpc/sender.rs:249:9
[INFO] [stdout]     |
[INFO] [stdout] 249 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 253 |     ) -> Result<ReceiveResponse<R>, SendMsgError> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 253 |     ) -> Result<ReceiveResponse<'_, R>, SendMsgError> {
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rpc/sender.rs:269:9
[INFO] [stdout]     |
[INFO] [stdout] 269 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 273 |     ) -> Result<ReceiveResponse<R>, TrySendMsgError> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 273 |     ) -> Result<ReceiveResponse<'_, R>, TrySendMsgError> {
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rpc/sender.rs:288:9
[INFO] [stdout]     |
[INFO] [stdout] 288 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 292 |     ) -> Option<Result<ReceiveResponse<R>, EncodeError>> {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 292 |     ) -> Option<Result<ReceiveResponse<'_, R>, EncodeError>> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WriterAdapter` is never constructed
[INFO] [stdout]    --> src/rpc/core.rs:118:16
[INFO] [stdout]     |
[INFO] [stdout] 118 |         struct WriterAdapter<Wr2>(Wr2);
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_inner_pinned` is never used
[INFO] [stdout]    --> src/rpc/core.rs:121:16
[INFO] [stdout]     |
[INFO] [stdout] 120 |         impl<Wr2> WriterAdapter<Wr2> {
[INFO] [stdout]     |         ---------------------------- method in this implementation
[INFO] [stdout] 121 |             fn as_inner_pinned(self: Pin<&mut Self>) -> Pin<&mut Wr2> {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `F` is never constructed
[INFO] [stdout]   --> src/macros/inbound.rs:37:8
[INFO] [stdout]    |
[INFO] [stdout] 37 | struct F;
[INFO] [stdout]    |        ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rpc/sender.rs:249:9
[INFO] [stdout]     |
[INFO] [stdout] 249 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 253 |     ) -> Result<ReceiveResponse<R>, SendMsgError> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 253 |     ) -> Result<ReceiveResponse<'_, R>, SendMsgError> {
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rpc/sender.rs:269:9
[INFO] [stdout]     |
[INFO] [stdout] 269 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 273 |     ) -> Result<ReceiveResponse<R>, TrySendMsgError> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 273 |     ) -> Result<ReceiveResponse<'_, R>, TrySendMsgError> {
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rpc/sender.rs:288:9
[INFO] [stdout]     |
[INFO] [stdout] 288 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 292 |     ) -> Option<Result<ReceiveResponse<R>, EncodeError>> {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden 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] 292 |     ) -> Option<Result<ReceiveResponse<'_, R>, EncodeError>> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.83s
[INFO] running `Command { std: "docker" "inspect" "c1dfaf69efd2e7ecdefc35244e50b14504c611403635f554d37cf722b640113c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1dfaf69efd2e7ecdefc35244e50b14504c611403635f554d37cf722b640113c", kill_on_drop: false }`
[INFO] [stdout] c1dfaf69efd2e7ecdefc35244e50b14504c611403635f554d37cf722b640113c
