[INFO] crate base-pny 0.0.1 is already in cache
[INFO] extracting crate base-pny 0.0.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/base-pny/0.0.1
[INFO] extracting crate base-pny 0.0.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/base-pny/0.0.1
[INFO] validating manifest of base-pny-0.0.1 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 base-pny-0.0.1 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 base-pny-0.0.1
[INFO] finished frobbing base-pny-0.0.1
[INFO] frobbed toml for base-pny-0.0.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/base-pny/0.0.1/Cargo.toml
[INFO] started frobbing base-pny-0.0.1
[INFO] finished frobbing base-pny-0.0.1
[INFO] frobbed toml for base-pny-0.0.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/base-pny/0.0.1/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 base-pny-0.0.1 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/base-pny/0.0.1:/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] 7cade2e194161073836d8dfceabf91204fccbcbd45b5c8de2ea353354a2cdaf4
[INFO] running `"docker" "start" "-a" "7cade2e194161073836d8dfceabf91204fccbcbd45b5c8de2ea353354a2cdaf4"`
[INFO] [stderr]    Compiling base-pny v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:141:27
[INFO] [stderr]     |
[INFO] [stderr] 141 |         let rsymbols: Box<Iterator<Item = &str>> = if self.delimiter.is_some() {
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &str>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "7cade2e194161073836d8dfceabf91204fccbcbd45b5c8de2ea353354a2cdaf4"`
[INFO] running `"docker" "rm" "-f" "7cade2e194161073836d8dfceabf91204fccbcbd45b5c8de2ea353354a2cdaf4"`
[INFO] [stdout] 7cade2e194161073836d8dfceabf91204fccbcbd45b5c8de2ea353354a2cdaf4
[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/base-pny/0.0.1:/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] 44c41e00927297a15b8b720996637d2265854a8c7788684d0c62e812a04bd8b0
[INFO] running `"docker" "start" "-a" "44c41e00927297a15b8b720996637d2265854a8c7788684d0c62e812a04bd8b0"`
[INFO] [stderr]    Compiling base-pny v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:141:27
[INFO] [stderr]     |
[INFO] [stderr] 141 |         let rsymbols: Box<Iterator<Item = &str>> = if self.delimiter.is_some() {
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = &str>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `"docker" "inspect" "44c41e00927297a15b8b720996637d2265854a8c7788684d0c62e812a04bd8b0"`
[INFO] running `"docker" "rm" "-f" "44c41e00927297a15b8b720996637d2265854a8c7788684d0c62e812a04bd8b0"`
[INFO] [stdout] 44c41e00927297a15b8b720996637d2265854a8c7788684d0c62e812a04bd8b0
[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/base-pny/0.0.1:/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] 1d03df17070134f59f1109f3f760dbe1109b4692a4cc041128a7c209b266d67a
[INFO] running `"docker" "start" "-a" "1d03df17070134f59f1109f3f760dbe1109b4692a4cc041128a7c209b266d67a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/base_pny-dc46f5c8be2da0b9
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_decode_overflow ... ok
[INFO] [stdout] test tests::test_encode_decode ... ok
[INFO] [stdout] test tests::test_new_returns_ok ... ok
[INFO] [stdout] test tests::test_new_returns_err ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests base-pny
[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" "1d03df17070134f59f1109f3f760dbe1109b4692a4cc041128a7c209b266d67a"`
[INFO] running `"docker" "rm" "-f" "1d03df17070134f59f1109f3f760dbe1109b4692a4cc041128a7c209b266d67a"`
[INFO] [stdout] 1d03df17070134f59f1109f3f760dbe1109b4692a4cc041128a7c209b266d67a