[INFO] fetching crate xtra 0.6.0...
[INFO] checking xtra-0.6.0 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate xtra 0.6.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate xtra 0.6.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate xtra 0.6.0
[INFO] tweaked toml for crates.io crate xtra 0.6.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate xtra 0.6.0 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate xtra 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0d01234cea6490fbc4d3f4f07cf50aecb39faf3c3bacbe93ecb9b6f2ec86b1f
[INFO] running `Command { std: "docker" "start" "-a" "b0d01234cea6490fbc4d3f4f07cf50aecb39faf3c3bacbe93ecb9b6f2ec86b1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0d01234cea6490fbc4d3f4f07cf50aecb39faf3c3bacbe93ecb9b6f2ec86b1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0d01234cea6490fbc4d3f4f07cf50aecb39faf3c3bacbe93ecb9b6f2ec86b1f", kill_on_drop: false }`
[INFO] [stdout] b0d01234cea6490fbc4d3f4f07cf50aecb39faf3c3bacbe93ecb9b6f2ec86b1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91c374484361971c52fcbc0289380d29cb32acec55640867c7a730640eb26703
[INFO] running `Command { std: "docker" "start" "-a" "91c374484361971c52fcbc0289380d29cb32acec55640867c7a730640eb26703", kill_on_drop: false }`
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[INFO] [stdout] warning: unused `ControlFlow` that must be used
[INFO] [stdout]    --> src/lib.rs:314:25
[INFO] [stdout]     |
[INFO] [stdout] 314 |                         msg.dispatch_to(actor).await;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 314 |                         let _ = msg.dispatch_to(actor).await;
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `finish` that must be used
[INFO] [stdout]    --> src/address.rs:313:9
[INFO] [stdout]     |
[INFO] [stdout] 313 |         state.finish();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 313 |         let _ = state.finish();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/envelope.rs:35:14
[INFO] [stdout]    |
[INFO] [stdout] 35 |         act: &mut Self::Actor,
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 36 |         mailbox: Mailbox<Self::Actor>,
[INFO] [stdout] 37 |     ) -> (BoxFuture<ControlFlow<(), ()>>, Span);
[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] 37 |     ) -> (BoxFuture<'_, ControlFlow<(), ()>>, Span);
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/envelope.rs:95:14
[INFO] [stdout]    |
[INFO] [stdout] 95 |         act: &mut Self::Actor,
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 96 |         mailbox: Mailbox<Self::Actor>,
[INFO] [stdout] 97 |     ) -> (BoxFuture<ControlFlow<(), ()>>, Span) {
[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] 97 |     ) -> (BoxFuture<'_, ControlFlow<(), ()>>, Span) {
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/envelope.rs:143:14
[INFO] [stdout]     |
[INFO] [stdout] 143 |         act: &mut Self::Actor,
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 144 |         mailbox: Mailbox<Self::Actor>,
[INFO] [stdout] 145 |     ) -> (BoxFuture<ControlFlow<()>>, Span);
[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] 145 |     ) -> (BoxFuture<'_, ControlFlow<()>>, Span);
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/envelope.rs:190:14
[INFO] [stdout]     |
[INFO] [stdout] 190 |         act: &mut Self::Actor,
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 191 |         mailbox: Mailbox<Self::Actor>,
[INFO] [stdout] 192 |     ) -> (BoxFuture<ControlFlow<(), ()>>, Span) {
[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] 192 |     ) -> (BoxFuture<'_, ControlFlow<(), ()>>, Span) {
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/envelope.rs:253:15
[INFO] [stdout]     |
[INFO] [stdout] 253 |         _act: &mut Self::Actor,
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 254 |         _mailbox: Mailbox<Self::Actor>,
[INFO] [stdout] 255 |     ) -> (BoxFuture<ControlFlow<()>>, Span) {
[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] 255 |     ) -> (BoxFuture<'_, ControlFlow<()>>, Span) {
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stdout] warning: unused `ControlFlow` that must be used
[INFO] [stdout]    --> src/lib.rs:314:25
[INFO] [stdout]     |
[INFO] [stdout] 314 |                         msg.dispatch_to(actor).await;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 314 |                         let _ = msg.dispatch_to(actor).await;
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `finish` that must be used
[INFO] [stdout]    --> src/address.rs:313:9
[INFO] [stdout]     |
[INFO] [stdout] 313 |         state.finish();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 313 |         let _ = state.finish();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/envelope.rs:35:14
[INFO] [stdout]    |
[INFO] [stdout] 35 |         act: &mut Self::Actor,
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 36 |         mailbox: Mailbox<Self::Actor>,
[INFO] [stdout] 37 |     ) -> (BoxFuture<ControlFlow<(), ()>>, Span);
[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] 37 |     ) -> (BoxFuture<'_, ControlFlow<(), ()>>, Span);
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/envelope.rs:95:14
[INFO] [stdout]    |
[INFO] [stdout] 95 |         act: &mut Self::Actor,
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 96 |         mailbox: Mailbox<Self::Actor>,
[INFO] [stdout] 97 |     ) -> (BoxFuture<ControlFlow<(), ()>>, Span) {
[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] 97 |     ) -> (BoxFuture<'_, ControlFlow<(), ()>>, Span) {
[INFO] [stdout]    |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/envelope.rs:143:14
[INFO] [stdout]     |
[INFO] [stdout] 143 |         act: &mut Self::Actor,
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 144 |         mailbox: Mailbox<Self::Actor>,
[INFO] [stdout] 145 |     ) -> (BoxFuture<ControlFlow<()>>, Span);
[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] 145 |     ) -> (BoxFuture<'_, ControlFlow<()>>, Span);
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/envelope.rs:190:14
[INFO] [stdout]     |
[INFO] [stdout] 190 |         act: &mut Self::Actor,
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 191 |         mailbox: Mailbox<Self::Actor>,
[INFO] [stdout] 192 |     ) -> (BoxFuture<ControlFlow<(), ()>>, Span) {
[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] 192 |     ) -> (BoxFuture<'_, ControlFlow<(), ()>>, Span) {
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/envelope.rs:253:15
[INFO] [stdout]     |
[INFO] [stdout] 253 |         _act: &mut Self::Actor,
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 254 |         _mailbox: Mailbox<Self::Actor>,
[INFO] [stdout] 255 |     ) -> (BoxFuture<ControlFlow<()>>, Span) {
[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] 255 |     ) -> (BoxFuture<'_, ControlFlow<()>>, Span) {
[INFO] [stdout]     |                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.86s
[INFO] running `Command { std: "docker" "inspect" "91c374484361971c52fcbc0289380d29cb32acec55640867c7a730640eb26703", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91c374484361971c52fcbc0289380d29cb32acec55640867c7a730640eb26703", kill_on_drop: false }`
[INFO] [stdout] 91c374484361971c52fcbc0289380d29cb32acec55640867c7a730640eb26703
