[INFO] fetching crate esp8266-wifi-serial 0.1.3... [INFO] checking esp8266-wifi-serial-0.1.3 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1 [INFO] extracting crate esp8266-wifi-serial 0.1.3 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate esp8266-wifi-serial 0.1.3 [INFO] finished tweaking crates.io crate esp8266-wifi-serial 0.1.3 [INFO] tweaked toml for crates.io crate esp8266-wifi-serial 0.1.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate esp8266-wifi-serial 0.1.3 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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 50 packages to latest compatible versions [INFO] [stderr] Adding embedded-hal v0.2.7 (available: v1.0.0) [INFO] [stderr] Adding heapless v0.7.17 (available: v0.9.1) [INFO] [stderr] Adding memchr v2.3.4 (available: v2.7.5) [INFO] [stderr] Adding no-std-net v0.5.0 (available: v0.6.0) [INFO] [stderr] Adding nom v6.2.2 (available: v8.0.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1b708a5f80b552d812bcc9adc3314b774809aab5229ae097b1b8014ede77bb4a [INFO] running `Command { std: "docker" "start" "-a" "1b708a5f80b552d812bcc9adc3314b774809aab5229ae097b1b8014ede77bb4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1b708a5f80b552d812bcc9adc3314b774809aab5229ae097b1b8014ede77bb4a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b708a5f80b552d812bcc9adc3314b774809aab5229ae097b1b8014ede77bb4a", kill_on_drop: false }` [INFO] [stdout] 1b708a5f80b552d812bcc9adc3314b774809aab5229ae097b1b8014ede77bb4a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c1660707abc38c2435b62ffa36431646f836f71386fe197fbf961fd3d6f6bd44 [INFO] running `Command { std: "docker" "start" "-a" "c1660707abc38c2435b62ffa36431646f836f71386fe197fbf961fd3d6f6bd44", kill_on_drop: false }` [INFO] [stderr] Compiling semver v1.0.26 [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling thiserror v2.0.16 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Compiling nom v6.2.2 [INFO] [stderr] Checking hash32 v0.2.1 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking simple-clock v0.1.0 [INFO] [stderr] Checking no-stdout v0.1.0 [INFO] [stderr] Checking no-std-net v0.5.0 [INFO] [stderr] Checking bitflags v2.9.4 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Checking assert_matches v1.5.0 [INFO] [stderr] Checking lock_api v0.4.13 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Compiling rustc_version v0.4.1 [INFO] [stderr] Compiling heapless v0.7.17 [INFO] [stderr] Checking nix v0.26.4 [INFO] [stderr] Checking libudev v0.3.0 [INFO] [stderr] Compiling thiserror-impl v2.0.16 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Checking unescaper v0.1.6 [INFO] [stderr] Checking serialport v4.7.3 [INFO] [stderr] Checking serde v1.0.219 [INFO] [stderr] Checking esp8266-wifi-serial v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `guard` is never read [INFO] [stdout] --> tests/common/mod.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 40 | struct SerialPortWrapper { [INFO] [stdout] | ----------------- field in this struct [INFO] [stdout] 41 | guard: Rc>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SerialPortWrapper` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> tests/common/mod.rs:59:15 [INFO] [stdout] | [INFO] [stdout] 59 | fn borrow(&self) -> Ref> { [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] 59 | fn borrow(&self) -> Ref<'_, Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> tests/common/mod.rs:63:19 [INFO] [stdout] | [INFO] [stdout] 63 | fn borrow_mut(&self) -> RefMut> { [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] 63 | fn borrow_mut(&self) -> RefMut<'_, Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.24s [INFO] running `Command { std: "docker" "inspect" "c1660707abc38c2435b62ffa36431646f836f71386fe197fbf961fd3d6f6bd44", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c1660707abc38c2435b62ffa36431646f836f71386fe197fbf961fd3d6f6bd44", kill_on_drop: false }` [INFO] [stdout] c1660707abc38c2435b62ffa36431646f836f71386fe197fbf961fd3d6f6bd44