[INFO] crate pest-deconstruct 0.2.0 is already in cache
[INFO] extracting crate pest-deconstruct 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/pest-deconstruct/0.2.0
[INFO] extracting crate pest-deconstruct 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/pest-deconstruct/0.2.0
[INFO] validating manifest of pest-deconstruct-0.2.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of pest-deconstruct-0.2.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing pest-deconstruct-0.2.0
[INFO] removed 0 missing examples
[INFO] finished frobbing pest-deconstruct-0.2.0
[INFO] frobbed toml for pest-deconstruct-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/pest-deconstruct/0.2.0/Cargo.toml
[INFO] started frobbing pest-deconstruct-0.2.0
[INFO] removed 0 missing examples
[INFO] finished frobbing pest-deconstruct-0.2.0
[INFO] frobbed toml for pest-deconstruct-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/pest-deconstruct/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing pest-deconstruct-0.2.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/pest-deconstruct/0.2.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 3c3176478bd7927715acace4fa585dc078c767d6297902c22ec7dfde541d4981
[INFO] running `"docker" "start" "-a" "3c3176478bd7927715acace4fa585dc078c767d6297902c22ec7dfde541d4981"`
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling single v1.0.0
[INFO] [stderr]    Compiling pest-deconstruct-derive v0.2.0
[INFO] [stderr]    Compiling pest-deconstruct v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the type `std::iter::Peekable<pest::iterators::Pairs<'i, 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
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr] note: References must be non-null (in this struct field)
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pest-2.1.1/src/iterators/pairs.rs:33:5
[INFO] [stderr]     |
[INFO] [stderr] 33  |     input: &'i str,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.46s
[INFO] running `"docker" "inspect" "3c3176478bd7927715acace4fa585dc078c767d6297902c22ec7dfde541d4981"`
[INFO] running `"docker" "rm" "-f" "3c3176478bd7927715acace4fa585dc078c767d6297902c22ec7dfde541d4981"`
[INFO] [stdout] 3c3176478bd7927715acace4fa585dc078c767d6297902c22ec7dfde541d4981
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/pest-deconstruct/0.2.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 364239b81a474ea7547b0663411d2616f2fdd228d8901b8963dcbb8f522d617e
[INFO] running `"docker" "start" "-a" "364239b81a474ea7547b0663411d2616f2fdd228d8901b8963dcbb8f522d617e"`
[INFO] [stderr]    Compiling pest-deconstruct v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the type `std::iter::Peekable<pest::iterators::Pairs<'i, 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
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr] note: References must be non-null (in this struct field)
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/pest-2.1.1/src/iterators/pairs.rs:33:5
[INFO] [stderr]     |
[INFO] [stderr] 33  |     input: &'i str,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `"docker" "inspect" "364239b81a474ea7547b0663411d2616f2fdd228d8901b8963dcbb8f522d617e"`
[INFO] running `"docker" "rm" "-f" "364239b81a474ea7547b0663411d2616f2fdd228d8901b8963dcbb8f522d617e"`
[INFO] [stdout] 364239b81a474ea7547b0663411d2616f2fdd228d8901b8963dcbb8f522d617e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/pest-deconstruct/0.2.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] ed396a982464633d07aef62b5860df29490232edb36e04a2aff1859ad8a1c9ff
[INFO] running `"docker" "start" "-a" "ed396a982464633d07aef62b5860df29490232edb36e04a2aff1859ad8a1c9ff"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/pest_deconstruct-889a52283ccd991d
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pest-deconstruct
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ed396a982464633d07aef62b5860df29490232edb36e04a2aff1859ad8a1c9ff"`
[INFO] running `"docker" "rm" "-f" "ed396a982464633d07aef62b5860df29490232edb36e04a2aff1859ad8a1c9ff"`
[INFO] [stdout] ed396a982464633d07aef62b5860df29490232edb36e04a2aff1859ad8a1c9ff