[INFO] fetching crate kvfeeds 0.1.0-alpha.1...
[INFO] extracting crate kvfeeds 0.1.0-alpha.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/kvfeeds/0.1.0-alpha.1
[INFO] extracting crate kvfeeds 0.1.0-alpha.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/kvfeeds/0.1.0-alpha.1
[INFO] validating manifest of kvfeeds-0.1.0-alpha.1 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of kvfeeds-0.1.0-alpha.1 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing kvfeeds-0.1.0-alpha.1
[INFO] finished frobbing kvfeeds-0.1.0-alpha.1
[INFO] frobbed toml for kvfeeds-0.1.0-alpha.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/kvfeeds/0.1.0-alpha.1/Cargo.toml
[INFO] started frobbing kvfeeds-0.1.0-alpha.1
[INFO] finished frobbing kvfeeds-0.1.0-alpha.1
[INFO] frobbed toml for kvfeeds-0.1.0-alpha.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/kvfeeds/0.1.0-alpha.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded custom_codes v1.0.2
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing kvfeeds-0.1.0-alpha.1 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/kvfeeds/0.1.0-alpha.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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 4abbb785eb6b6df595952abe4dc8277d6ef065982d49b598dbc7d018e49d7b67
[INFO] running `"docker" "start" "-a" "4abbb785eb6b6df595952abe4dc8277d6ef065982d49b598dbc7d018e49d7b67"`
[INFO] [stderr]    Compiling jemalloc-sys v0.3.2
[INFO] [stderr]    Compiling custom_codes v1.0.2
[INFO] [stderr]    Compiling jemallocator v0.3.2
[INFO] [stderr]    Compiling kvfeeds v0.1.0-alpha.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 16s
[INFO] running `"docker" "inspect" "4abbb785eb6b6df595952abe4dc8277d6ef065982d49b598dbc7d018e49d7b67"`
[INFO] running `"docker" "rm" "-f" "4abbb785eb6b6df595952abe4dc8277d6ef065982d49b598dbc7d018e49d7b67"`
[INFO] [stdout] 4abbb785eb6b6df595952abe4dc8277d6ef065982d49b598dbc7d018e49d7b67
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/kvfeeds/0.1.0-alpha.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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0154234ea42a9b82fa01ff90d144f78f6dc056218deb0cb95c05ad3224026207
[INFO] running `"docker" "start" "-a" "0154234ea42a9b82fa01ff90d144f78f6dc056218deb0cb95c05ad3224026207"`
[INFO] [stderr]    Compiling timeit v0.1.2
[INFO] [stderr]    Compiling kvfeeds v0.1.0-alpha.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `"docker" "inspect" "0154234ea42a9b82fa01ff90d144f78f6dc056218deb0cb95c05ad3224026207"`
[INFO] running `"docker" "rm" "-f" "0154234ea42a9b82fa01ff90d144f78f6dc056218deb0cb95c05ad3224026207"`
[INFO] [stdout] 0154234ea42a9b82fa01ff90d144f78f6dc056218deb0cb95c05ad3224026207
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/kvfeeds/0.1.0-alpha.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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] a5b10a2d510df15f645b04aee9a8c77f2c8a73217c00c1fb97671e6bf58e61f7
[INFO] running `"docker" "start" "-a" "a5b10a2d510df15f645b04aee9a8c77f2c8a73217c00c1fb97671e6bf58e61f7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/kvfeeds-a0197083e237b0f8
[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 kvfeeds
[INFO] [stderr] error[E0659]: `kvfeeds` is ambiguous (name vs any other name during import resolution)
[INFO] [stderr]   --> /opt/crater/workdir/src/lib.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub use kvfeeds::KvStore;
[INFO] [stderr]    |         ^^^^^^^ ambiguous name
[INFO] [stderr]    |
[INFO] [stderr]    = note: `kvfeeds` could refer to an extern crate passed with `--extern`
[INFO] [stderr]    = help: use `::kvfeeds` to refer to this extern crate unambiguously
[INFO] [stderr] note: `kvfeeds` could also refer to the module defined here
[INFO] [stderr]   --> /opt/crater/workdir/src/lib.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | mod kvfeeds;
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    = help: use `crate::kvfeeds` to refer to this module unambiguously
[INFO] [stderr] 
[INFO] [stderr] error: the #[global_allocator] in this crate conflicts with global allocator in: kvfeeds
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0659`.
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/kvfeeds.rs - kvfeeds::KvStore (line 20) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "a5b10a2d510df15f645b04aee9a8c77f2c8a73217c00c1fb97671e6bf58e61f7"`
[INFO] running `"docker" "rm" "-f" "a5b10a2d510df15f645b04aee9a8c77f2c8a73217c00c1fb97671e6bf58e61f7"`
[INFO] [stdout] a5b10a2d510df15f645b04aee9a8c77f2c8a73217c00c1fb97671e6bf58e61f7