[INFO] fetching crate txn_lock 0.10.0... [INFO] checking txn_lock-0.10.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate txn_lock 0.10.0 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate txn_lock 0.10.0 [INFO] finished tweaking crates.io crate txn_lock 0.10.0 [INFO] tweaked toml for crates.io crate txn_lock 0.10.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate txn_lock 0.10.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 63 packages to latest compatible versions [INFO] [stderr] Adding ds-ext v0.2.0 (available: v0.3.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e687ac378116591b839218f84da263a0bd0b7bb2ab8e1740b2b3d70d1050668e [INFO] running `Command { std: "docker" "start" "-a" "e687ac378116591b839218f84da263a0bd0b7bb2ab8e1740b2b3d70d1050668e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e687ac378116591b839218f84da263a0bd0b7bb2ab8e1740b2b3d70d1050668e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e687ac378116591b839218f84da263a0bd0b7bb2ab8e1740b2b3d70d1050668e", kill_on_drop: false }` [INFO] [stdout] e687ac378116591b839218f84da263a0bd0b7bb2ab8e1740b2b3d70d1050668e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] db85636b69e21688e22b632cabe1f1093bc194e143f71325d83855182c098f73 [INFO] running `Command { std: "docker" "start" "-a" "db85636b69e21688e22b632cabe1f1093bc194e143f71325d83855182c098f73", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling smallvec v1.15.1 [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Checking futures-sink v0.3.31 [INFO] [stderr] Compiling interpolator v0.5.0 [INFO] [stderr] Compiling collection_literals v1.0.1 [INFO] [stderr] Checking pin-project-lite v0.2.16 [INFO] [stderr] Checking futures-task v0.3.31 [INFO] [stderr] Checking futures-io v0.3.31 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling unicode-xid v0.2.6 [INFO] [stderr] Checking slab v0.4.10 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Checking get-size v0.1.4 [INFO] [stderr] Checking safecast v0.2.3 [INFO] [stderr] Checking tokio v1.45.1 [INFO] [stderr] Checking collate v0.4.2 [INFO] [stderr] Checking futures-channel v0.3.31 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Compiling proc-macro-utils v0.8.0 [INFO] [stderr] Compiling derive-where v1.5.0 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling derive_more-impl v1.0.0 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Compiling quote-use-macros v0.7.2 [INFO] [stderr] Compiling quote-use v0.7.2 [INFO] [stderr] Compiling attribute-derive-macro v0.6.1 [INFO] [stderr] Checking derive_more v1.0.0 [INFO] [stderr] Compiling attribute-derive v0.6.1 [INFO] [stderr] Compiling get-size-derive v0.1.3 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking ds-ext v0.2.0 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Checking txn_lock v0.10.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/queue/mod.rs:41:22 [INFO] [stdout] | [INFO] [stdout] 41 | fn check_pending(&mut self, txn_id: I) -> Result, Error> { [INFO] [stdout] | ^^^^^^^^^ ----------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 41 | fn check_pending(&mut self, txn_id: I) -> Result, Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/semaphore/version.rs:129:16 [INFO] [stdout] | [INFO] [stdout] 129 | fn acquire(&self) -> BoxTryFuture { [INFO] [stdout] | ^^^^^ ------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 129 | fn acquire(&self) -> BoxTryFuture<'_, NodePermit> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/semaphore/version.rs:135:30 [INFO] [stdout] | [INFO] [stdout] 135 | node: Option<&Box>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ this lifetime flows to the output [INFO] [stdout] 136 | ) -> BoxTryFuture>> [INFO] [stdout] | ------------------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 136 | ) -> BoxTryFuture<'_, Option>> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/semaphore/version.rs:191:21 [INFO] [stdout] | [INFO] [stdout] 191 | fn acquire_many(&self, permits: u32) -> BoxTryFuture { [INFO] [stdout] | ^^^^^ ------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 191 | fn acquire_many(&self, permits: u32) -> BoxTryFuture<'_, NodePermit> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/semaphore/version.rs:197:30 [INFO] [stdout] | [INFO] [stdout] 197 | node: Option<&Box>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ this lifetime flows to the output [INFO] [stdout] 198 | permits: u32, [INFO] [stdout] 199 | ) -> BoxTryFuture>> [INFO] [stdout] | ------------------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 199 | ) -> BoxTryFuture<'_, Option>> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/semaphore/version.rs:309:22 [INFO] [stdout] | [INFO] [stdout] 309 | pub fn read<'a>(&'a self, target: &'a R, collator: &'a C) -> BoxTryFuture> { [INFO] [stdout] | ^^ ^^ ^^ ----------------------- the lifetime gets resolved as `'a` [INFO] [stdout] | | | | [INFO] [stdout] | | | these lifetimes flow to the output [INFO] [stdout] | | these lifetimes flow to the output [INFO] [stdout] | these lifetimes flow to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 309 | pub fn read<'a>(&'a self, target: &'a R, collator: &'a C) -> BoxTryFuture<'a, Permit> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/semaphore/version.rs:412:23 [INFO] [stdout] | [INFO] [stdout] 412 | pub fn write<'a>(&'a self, target: &'a R, collator: &'a C) -> BoxTryFuture> { [INFO] [stdout] | ^^ ^^ ^^ ----------------------- the lifetime gets resolved as `'a` [INFO] [stdout] | | | | [INFO] [stdout] | | | these lifetimes flow to the output [INFO] [stdout] | | these lifetimes flow to the output [INFO] [stdout] | these lifetimes flow to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 412 | pub fn write<'a>(&'a self, target: &'a R, collator: &'a C) -> BoxTryFuture<'a, Permit> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/queue/mod.rs:41:22 [INFO] [stdout] | [INFO] [stdout] 41 | fn check_pending(&mut self, txn_id: I) -> Result, Error> { [INFO] [stdout] | ^^^^^^^^^ ----------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 41 | fn check_pending(&mut self, txn_id: I) -> Result, Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/semaphore/version.rs:129:16 [INFO] [stdout] | [INFO] [stdout] 129 | fn acquire(&self) -> BoxTryFuture { [INFO] [stdout] | ^^^^^ ------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 129 | fn acquire(&self) -> BoxTryFuture<'_, NodePermit> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/semaphore/version.rs:135:30 [INFO] [stdout] | [INFO] [stdout] 135 | node: Option<&Box>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ this lifetime flows to the output [INFO] [stdout] 136 | ) -> BoxTryFuture>> [INFO] [stdout] | ------------------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 136 | ) -> BoxTryFuture<'_, Option>> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/semaphore/version.rs:191:21 [INFO] [stdout] | [INFO] [stdout] 191 | fn acquire_many(&self, permits: u32) -> BoxTryFuture { [INFO] [stdout] | ^^^^^ ------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 191 | fn acquire_many(&self, permits: u32) -> BoxTryFuture<'_, NodePermit> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/semaphore/version.rs:197:30 [INFO] [stdout] | [INFO] [stdout] 197 | node: Option<&Box>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ this lifetime flows to the output [INFO] [stdout] 198 | permits: u32, [INFO] [stdout] 199 | ) -> BoxTryFuture>> [INFO] [stdout] | ------------------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 199 | ) -> BoxTryFuture<'_, Option>> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/semaphore/version.rs:309:22 [INFO] [stdout] | [INFO] [stdout] 309 | pub fn read<'a>(&'a self, target: &'a R, collator: &'a C) -> BoxTryFuture> { [INFO] [stdout] | ^^ ^^ ^^ ----------------------- the lifetime gets resolved as `'a` [INFO] [stdout] | | | | [INFO] [stdout] | | | these lifetimes flow to the output [INFO] [stdout] | | these lifetimes flow to the output [INFO] [stdout] | these lifetimes flow to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 309 | pub fn read<'a>(&'a self, target: &'a R, collator: &'a C) -> BoxTryFuture<'a, Permit> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/semaphore/version.rs:412:23 [INFO] [stdout] | [INFO] [stdout] 412 | pub fn write<'a>(&'a self, target: &'a R, collator: &'a C) -> BoxTryFuture> { [INFO] [stdout] | ^^ ^^ ^^ ----------------------- the lifetime gets resolved as `'a` [INFO] [stdout] | | | | [INFO] [stdout] | | | these lifetimes flow to the output [INFO] [stdout] | | these lifetimes flow to the output [INFO] [stdout] | these lifetimes flow to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 412 | pub fn write<'a>(&'a self, target: &'a R, collator: &'a C) -> BoxTryFuture<'a, Permit> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.46s [INFO] running `Command { std: "docker" "inspect" "db85636b69e21688e22b632cabe1f1093bc194e143f71325d83855182c098f73", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db85636b69e21688e22b632cabe1f1093bc194e143f71325d83855182c098f73", kill_on_drop: false }` [INFO] [stdout] db85636b69e21688e22b632cabe1f1093bc194e143f71325d83855182c098f73