[INFO] fetching crate tinkerforge-async 0.0.6... [INFO] building tinkerforge-async-0.0.6 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1 [INFO] extracting crate tinkerforge-async 0.0.6 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate tinkerforge-async 0.0.6 [INFO] finished tweaking crates.io crate tinkerforge-async 0.0.6 [INFO] tweaked toml for crates.io crate tinkerforge-async 0.0.6 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate tinkerforge-async 0.0.6 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] crate crates.io crate tinkerforge-async 0.0.6 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded thiserror v1.0.57 [INFO] [stderr] Downloaded const-str v0.5.6 [INFO] [stderr] Downloaded thiserror-impl v1.0.57 [INFO] [stderr] Downloaded syn v2.0.49 [INFO] [stderr] Downloaded protobuf v2.28.0 [INFO] [stderr] Downloaded hermit-abi v0.3.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 9805fcf1e171073a0ba5899f49b0d7aa99f784620923d592cc34418432c7f44b [INFO] running `Command { std: "docker" "start" "-a" "9805fcf1e171073a0ba5899f49b0d7aa99f784620923d592cc34418432c7f44b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9805fcf1e171073a0ba5899f49b0d7aa99f784620923d592cc34418432c7f44b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9805fcf1e171073a0ba5899f49b0d7aa99f784620923d592cc34418432c7f44b", kill_on_drop: false }` [INFO] [stdout] 9805fcf1e171073a0ba5899f49b0d7aa99f784620923d592cc34418432c7f44b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] cf0d58f4cab0ca18b64f2bcf476bad82535d2548edba2f2bf4a0c89bb05f32c3 [INFO] running `Command { std: "docker" "start" "-a" "cf0d58f4cab0ca18b64f2bcf476bad82535d2548edba2f2bf4a0c89bb05f32c3", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling pin-project-lite v0.2.13 [INFO] [stderr] Compiling bytes v1.5.0 [INFO] [stderr] Compiling thiserror v1.0.57 [INFO] [stderr] Compiling cpufeatures v0.2.12 [INFO] [stderr] Compiling log v0.4.20 [INFO] [stderr] Compiling const-str v0.5.6 [INFO] [stderr] Compiling mio v0.8.10 [INFO] [stderr] Compiling socket2 v0.5.5 [INFO] [stderr] Compiling getrandom v0.2.12 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling crypto-common v0.1.6 [INFO] [stderr] Compiling block-buffer v0.10.4 [INFO] [stderr] Compiling digest v0.10.7 [INFO] [stderr] Compiling syn v2.0.49 [INFO] [stderr] Compiling hmac v0.12.1 [INFO] [stderr] Compiling sha-1 v0.10.1 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling thiserror-impl v1.0.57 [INFO] [stderr] Compiling tokio v1.36.0 [INFO] [stderr] Compiling tokio-util v0.7.10 [INFO] [stderr] Compiling tokio-stream v0.1.14 [INFO] [stderr] Compiling tinkerforge-async v0.0.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `ServerNonce` is never constructed [INFO] [stdout] --> src/ip_connection.rs:493:8 [INFO] [stdout] | [INFO] [stdout] 493 | struct ServerNonce([u8; 4]); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/converting_callback_receiver.rs:189:17 [INFO] [stdout] | [INFO] [stdout] 189 | pub fn iter(&self) -> Iter { [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] 189 | pub fn iter(&self) -> Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/converting_callback_receiver.rs:193:21 [INFO] [stdout] | [INFO] [stdout] 193 | pub fn try_iter(&self) -> TryIter { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 193 | pub fn try_iter(&self) -> TryIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.30s [INFO] running `Command { std: "docker" "inspect" "cf0d58f4cab0ca18b64f2bcf476bad82535d2548edba2f2bf4a0c89bb05f32c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf0d58f4cab0ca18b64f2bcf476bad82535d2548edba2f2bf4a0c89bb05f32c3", kill_on_drop: false }` [INFO] [stdout] cf0d58f4cab0ca18b64f2bcf476bad82535d2548edba2f2bf4a0c89bb05f32c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e43f457e5664760c885b46720033ad56f6dcbe8ebf6a81228ee6c261ce49897c [INFO] running `Command { std: "docker" "start" "-a" "e43f457e5664760c885b46720033ad56f6dcbe8ebf6a81228ee6c261ce49897c", kill_on_drop: false }` [INFO] [stderr] Compiling tinkerforge-async v0.0.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `ServerNonce` is never constructed [INFO] [stdout] --> src/ip_connection.rs:493:8 [INFO] [stdout] | [INFO] [stdout] 493 | struct ServerNonce([u8; 4]); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/converting_callback_receiver.rs:189:17 [INFO] [stdout] | [INFO] [stdout] 189 | pub fn iter(&self) -> Iter { [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] 189 | pub fn iter(&self) -> Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/converting_callback_receiver.rs:193:21 [INFO] [stdout] | [INFO] [stdout] 193 | pub fn try_iter(&self) -> TryIter { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 193 | pub fn try_iter(&self) -> TryIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ServerNonce` is never constructed [INFO] [stdout] --> src/ip_connection.rs:493:8 [INFO] [stdout] | [INFO] [stdout] 493 | struct ServerNonce([u8; 4]); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/converting_callback_receiver.rs:189:17 [INFO] [stdout] | [INFO] [stdout] 189 | pub fn iter(&self) -> Iter { [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] 189 | pub fn iter(&self) -> Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/converting_callback_receiver.rs:193:21 [INFO] [stdout] | [INFO] [stdout] 193 | pub fn try_iter(&self) -> TryIter { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 193 | pub fn try_iter(&self) -> TryIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 20.52s [INFO] running `Command { std: "docker" "inspect" "e43f457e5664760c885b46720033ad56f6dcbe8ebf6a81228ee6c261ce49897c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e43f457e5664760c885b46720033ad56f6dcbe8ebf6a81228ee6c261ce49897c", kill_on_drop: false }` [INFO] [stdout] e43f457e5664760c885b46720033ad56f6dcbe8ebf6a81228ee6c261ce49897c