[INFO] fetching crate pest-deconstruct 0.2.0...
[INFO] checking pest-deconstruct-0.2.0 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] extracting crate pest-deconstruct 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate pest-deconstruct 0.2.0 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate pest-deconstruct 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate pest-deconstruct 0.2.0
[INFO] tweaked toml for crates.io crate pest-deconstruct 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 496eb87318bca19d1e621d1ec8afa91b61faf7965ada55986145f2f070f77157
[INFO] running `"docker" "start" "-a" "496eb87318bca19d1e621d1ec8afa91b61faf7965ada55986145f2f070f77157"`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]    Compiling backtrace v0.3.46
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling failure v0.1.7
[INFO] [stderr]    Compiling single v1.0.0
[INFO] [stderr]    Compiling pest-deconstruct-derive v0.2.0
[INFO] [stderr]     Checking pest-deconstruct v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:167:34
[INFO] [stderr]     |
[INFO] [stderr] 167 |         let mut pairs = unsafe { std::mem::uninitialized() };
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]    --> src/lib.rs:167:34
[INFO] [stderr]     |
[INFO] [stderr] 167 |         let mut pairs = unsafe { std::mem::uninitialized() };
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the type `std::iter::Peekable<pest::iterators::Pairs<R>>` does not permit being left uninitialized
[INFO] [stderr]    --> src/lib.rs:167:34
[INFO] [stderr]     |
[INFO] [stderr] 167 |         let mut pairs = unsafe { std::mem::uninitialized() };
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                  |
[INFO] [stderr]     |                                  this code causes undefined behavior when executed
[INFO] [stderr]     |                                  help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr] note: `std::ptr::NonNull<std::rc::RcBox<std::vec::Vec<pest::iterators::queueable_token::QueueableToken<R>>>>` must be non-null (in this struct field)
[INFO] [stderr] 
[INFO] [stderr] warning: the type `std::iter::Peekable<pest::iterators::Pairs<R>>` does not permit being left uninitialized
[INFO] [stderr]    --> src/lib.rs:167:34
[INFO] [stderr]     |
[INFO] [stderr] 167 |         let mut pairs = unsafe { std::mem::uninitialized() };
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                                  |
[INFO] [stderr]     |                                  this code causes undefined behavior when executed
[INFO] [stderr]     |                                  help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr] note: `std::ptr::NonNull<std::rc::RcBox<std::vec::Vec<pest::iterators::queueable_token::QueueableToken<R>>>>` must be non-null (in this struct field)
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.85s
[INFO] running `"docker" "inspect" "496eb87318bca19d1e621d1ec8afa91b61faf7965ada55986145f2f070f77157"`
[INFO] running `"docker" "rm" "-f" "496eb87318bca19d1e621d1ec8afa91b61faf7965ada55986145f2f070f77157"`
[INFO] [stdout] 496eb87318bca19d1e621d1ec8afa91b61faf7965ada55986145f2f070f77157