[INFO] fetching crate tinkerforge 2.0.21... [INFO] checking tinkerforge-2.0.21 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate tinkerforge 2.0.21 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate tinkerforge 2.0.21 [INFO] finished tweaking crates.io crate tinkerforge 2.0.21 [INFO] tweaked toml for crates.io crate tinkerforge 2.0.21 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate tinkerforge 2.0.21 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] crate crates.io crate tinkerforge 2.0.21 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1da1decdc6c72096ae597d6f00e5c20a5d8949f6df31736cba16b79430e8ab3a [INFO] running `Command { std: "docker" "start" "-a" "1da1decdc6c72096ae597d6f00e5c20a5d8949f6df31736cba16b79430e8ab3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1da1decdc6c72096ae597d6f00e5c20a5d8949f6df31736cba16b79430e8ab3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1da1decdc6c72096ae597d6f00e5c20a5d8949f6df31736cba16b79430e8ab3a", kill_on_drop: false }` [INFO] [stdout] 1da1decdc6c72096ae597d6f00e5c20a5d8949f6df31736cba16b79430e8ab3a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 5bd838a9140abd6814146f1c37a713e1b2a7ce92b470a655ac6256e9ca897b60 [INFO] running `Command { std: "docker" "start" "-a" "5bd838a9140abd6814146f1c37a713e1b2a7ce92b470a655ac6256e9ca897b60", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Checking subtle v2.4.1 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking cpufeatures v0.2.12 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking crypto-mac v0.11.1 [INFO] [stderr] Checking sha-1 v0.9.8 [INFO] [stderr] Checking hmac v0.11.0 [INFO] [stderr] Checking tinkerforge v2.0.21 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/converting_callback_receiver.rs:183:17 [INFO] [stdout] | [INFO] [stdout] 183 | pub fn iter(&self) -> Iter { Iter { rx: self } } [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] 183 | pub fn iter(&self) -> Iter<'_, T> { Iter { rx: self } } [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/converting_callback_receiver.rs:185:21 [INFO] [stdout] | [INFO] [stdout] 185 | pub fn try_iter(&self) -> TryIter { TryIter { rx: self } } [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] 185 | pub fn try_iter(&self) -> TryIter<'_, T> { TryIter { rx: self } } [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/converting_receiver.rs:270:17 [INFO] [stdout] | [INFO] [stdout] 270 | pub fn iter(&self) -> Iter { Iter { rx: self } } [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] 270 | pub fn iter(&self) -> Iter<'_, T> { Iter { rx: self } } [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/converting_receiver.rs:272:21 [INFO] [stdout] | [INFO] [stdout] 272 | pub fn try_iter(&self) -> TryIter { TryIter { rx: self } } [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] 272 | pub fn try_iter(&self) -> TryIter<'_, T> { TryIter { rx: self } } [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/converting_callback_receiver.rs:183:17 [INFO] [stdout] | [INFO] [stdout] 183 | pub fn iter(&self) -> Iter { Iter { rx: self } } [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] 183 | pub fn iter(&self) -> Iter<'_, T> { Iter { rx: self } } [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/converting_callback_receiver.rs:185:21 [INFO] [stdout] | [INFO] [stdout] 185 | pub fn try_iter(&self) -> TryIter { TryIter { rx: self } } [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] 185 | pub fn try_iter(&self) -> TryIter<'_, T> { TryIter { rx: self } } [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/converting_receiver.rs:270:17 [INFO] [stdout] | [INFO] [stdout] 270 | pub fn iter(&self) -> Iter { Iter { rx: self } } [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] 270 | pub fn iter(&self) -> Iter<'_, T> { Iter { rx: self } } [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/converting_receiver.rs:272:21 [INFO] [stdout] | [INFO] [stdout] 272 | pub fn try_iter(&self) -> TryIter { TryIter { rx: self } } [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] 272 | pub fn try_iter(&self) -> TryIter<'_, T> { TryIter { rx: self } } [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.19s [INFO] running `Command { std: "docker" "inspect" "5bd838a9140abd6814146f1c37a713e1b2a7ce92b470a655ac6256e9ca897b60", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5bd838a9140abd6814146f1c37a713e1b2a7ce92b470a655ac6256e9ca897b60", kill_on_drop: false }` [INFO] [stdout] 5bd838a9140abd6814146f1c37a713e1b2a7ce92b470a655ac6256e9ca897b60