[INFO] crate packed_struct_codegen 0.3.0 is already in cache
[INFO] extracting crate packed_struct_codegen 0.3.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/packed_struct_codegen/0.3.0
[INFO] extracting crate packed_struct_codegen 0.3.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/packed_struct_codegen/0.3.0
[INFO] validating manifest of packed_struct_codegen-0.3.0 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 packed_struct_codegen-0.3.0 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 packed_struct_codegen-0.3.0
[INFO] finished frobbing packed_struct_codegen-0.3.0
[INFO] frobbed toml for packed_struct_codegen-0.3.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/packed_struct_codegen/0.3.0/Cargo.toml
[INFO] started frobbing packed_struct_codegen-0.3.0
[INFO] finished frobbing packed_struct_codegen-0.3.0
[INFO] frobbed toml for packed_struct_codegen-0.3.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/packed_struct_codegen/0.3.0/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing packed_struct_codegen-0.3.0 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-4/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/packed_struct_codegen/0.3.0:/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] 87459bc6481e18c85b98dc11284eb360582004ba8552cd4fa3bdfbd828e38ef9
[INFO] running `"docker" "start" "-a" "87459bc6481e18c85b98dc11284eb360582004ba8552cd4fa3bdfbd828e38ef9"`
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling packed_struct v0.3.0
[INFO] [stderr]    Compiling packed_struct_codegen v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/pack_parse.rs:314:39
[INFO] [stderr]     |
[INFO] [stderr] 314 |     fn to_bits_position(&self) -> Box<BitsRange> {
[INFO] [stderr]     |                                       ^^^^^^^^^ help: use `dyn`: `dyn BitsRange`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]   --> src/utils.rs:50:15
[INFO] [stderr]    |
[INFO] [stderr] 50 |     str = str.trim_left_matches(|c: char| {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.71s
[INFO] running `"docker" "inspect" "87459bc6481e18c85b98dc11284eb360582004ba8552cd4fa3bdfbd828e38ef9"`
[INFO] running `"docker" "rm" "-f" "87459bc6481e18c85b98dc11284eb360582004ba8552cd4fa3bdfbd828e38ef9"`
[INFO] [stdout] 87459bc6481e18c85b98dc11284eb360582004ba8552cd4fa3bdfbd828e38ef9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/packed_struct_codegen/0.3.0:/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] d7ffbbbab0aa9cc03e25ef72c28d4c7d224522ebd36e722e5edb5a9bba35b6f6
[INFO] running `"docker" "start" "-a" "d7ffbbbab0aa9cc03e25ef72c28d4c7d224522ebd36e722e5edb5a9bba35b6f6"`
[INFO] [stderr]    Compiling packed_struct_codegen v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/pack_parse.rs:314:39
[INFO] [stderr]     |
[INFO] [stderr] 314 |     fn to_bits_position(&self) -> Box<BitsRange> {
[INFO] [stderr]     |                                       ^^^^^^^^^ help: use `dyn`: `dyn BitsRange`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]   --> src/utils.rs:50:15
[INFO] [stderr]    |
[INFO] [stderr] 50 |     str = str.trim_left_matches(|c: char| {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `"docker" "inspect" "d7ffbbbab0aa9cc03e25ef72c28d4c7d224522ebd36e722e5edb5a9bba35b6f6"`
[INFO] running `"docker" "rm" "-f" "d7ffbbbab0aa9cc03e25ef72c28d4c7d224522ebd36e722e5edb5a9bba35b6f6"`
[INFO] [stdout] d7ffbbbab0aa9cc03e25ef72c28d4c7d224522ebd36e722e5edb5a9bba35b6f6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/packed_struct_codegen/0.3.0:/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] 72ca0c550cb273dfd385f2e9cbf14111b8fdcf715fa5866ca57e638335c917a7
[INFO] running `"docker" "start" "-a" "72ca0c550cb273dfd385f2e9cbf14111b8fdcf715fa5866ca57e638335c917a7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/packed_struct_codegen-25bfbbd875b620e2
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test pack_parse_attributes::test_parse_position_val ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests packed_struct_codegen
[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" "72ca0c550cb273dfd385f2e9cbf14111b8fdcf715fa5866ca57e638335c917a7"`
[INFO] running `"docker" "rm" "-f" "72ca0c550cb273dfd385f2e9cbf14111b8fdcf715fa5866ca57e638335c917a7"`
[INFO] [stdout] 72ca0c550cb273dfd385f2e9cbf14111b8fdcf715fa5866ca57e638335c917a7