[INFO] fetching crate gothack-future-parking_lot 0.3.4... [INFO] checking gothack-future-parking_lot-0.3.4 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate gothack-future-parking_lot 0.3.4 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate gothack-future-parking_lot 0.3.4 [INFO] finished tweaking crates.io crate gothack-future-parking_lot 0.3.4 [INFO] tweaked toml for crates.io crate gothack-future-parking_lot 0.3.4 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate gothack-future-parking_lot 0.3.4 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 env_logger v0.9.3 (available: v0.11.8) [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] [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-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] 11037fe55137a0308b7a06ca812b697d863ccd7bee0e69d79cc17fbc9f4ec653 [INFO] running `Command { std: "docker" "start" "-a" "11037fe55137a0308b7a06ca812b697d863ccd7bee0e69d79cc17fbc9f4ec653", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "11037fe55137a0308b7a06ca812b697d863ccd7bee0e69d79cc17fbc9f4ec653", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "11037fe55137a0308b7a06ca812b697d863ccd7bee0e69d79cc17fbc9f4ec653", kill_on_drop: false }` [INFO] [stdout] 11037fe55137a0308b7a06ca812b697d863ccd7bee0e69d79cc17fbc9f4ec653 [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] 4511191ac509b5193f37cd80018ec68a48e898122267aa728d6b54ceaa96363e [INFO] running `Command { std: "docker" "start" "-a" "4511191ac509b5193f37cd80018ec68a48e898122267aa728d6b54ceaa96363e", kill_on_drop: false }` [INFO] [stderr] Compiling lock_api v0.4.13 [INFO] [stderr] Checking futures-sink v0.3.31 [INFO] [stderr] Compiling parking_lot_core v0.9.11 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking smallvec v1.15.1 [INFO] [stderr] Checking regex-syntax v0.8.5 [INFO] [stderr] Checking humantime v2.2.0 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking futures-channel v0.3.31 [INFO] [stderr] Checking parking_lot v0.12.4 [INFO] [stderr] Checking crossbeam-queue v0.3.12 [INFO] [stderr] Checking gothack-future-parking_lot v0.3.4 (/opt/rustwide/workdir) [INFO] [stdout] error: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/mutex.rs:147:20 [INFO] [stdout] | [INFO] [stdout] 147 | fn future_lock(&self) -> FutureLock; [INFO] [stdout] | ^^^^^ ---------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(mismatched_lifetime_syntaxes)]` implied by `#[deny(warnings)]` [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 147 | fn future_lock(&self) -> FutureLock<'_, R, T>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/mutex.rs:151:20 [INFO] [stdout] | [INFO] [stdout] 151 | fn future_lock(&self) -> FutureLock { [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] 151 | fn future_lock(&self) -> FutureLock<'_, R, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/rwlock/read.rs:67:20 [INFO] [stdout] | [INFO] [stdout] 67 | fn future_read(&self) -> FutureRead; [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] 67 | fn future_read(&self) -> FutureRead<'_, R, T>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/rwlock/read.rs:71:20 [INFO] [stdout] | [INFO] [stdout] 71 | fn future_read(&self) -> FutureRead { [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] 71 | fn future_read(&self) -> FutureRead<'_, R, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/rwlock/upgradable_read.rs:93:31 [INFO] [stdout] | [INFO] [stdout] 93 | fn future_upgradable_read(&self) -> FutureUpgradableRead; [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] 93 | fn future_upgradable_read(&self) -> FutureUpgradableRead<'_, R, T>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/rwlock/upgradable_read.rs:97:31 [INFO] [stdout] | [INFO] [stdout] 97 | fn future_upgradable_read(&self) -> FutureUpgradableRead { [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] 97 | fn future_upgradable_read(&self) -> FutureUpgradableRead<'_, R, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/rwlock/write.rs:67:21 [INFO] [stdout] | [INFO] [stdout] 67 | fn future_write(&self) -> FutureWrite; [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] 67 | fn future_write(&self) -> FutureWrite<'_, R, T>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/rwlock/write.rs:71:21 [INFO] [stdout] | [INFO] [stdout] 71 | fn future_write(&self) -> FutureWrite { [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] 71 | fn future_write(&self) -> FutureWrite<'_, R, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `gothack-future-parking_lot` (lib) due to 8 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "4511191ac509b5193f37cd80018ec68a48e898122267aa728d6b54ceaa96363e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4511191ac509b5193f37cd80018ec68a48e898122267aa728d6b54ceaa96363e", kill_on_drop: false }` [INFO] [stdout] 4511191ac509b5193f37cd80018ec68a48e898122267aa728d6b54ceaa96363e