[INFO] crate ppv-null 0.1.2 is already in cache
[INFO] extracting crate ppv-null 0.1.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/ppv-null/0.1.2
[INFO] extracting crate ppv-null 0.1.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ppv-null/0.1.2
[INFO] validating manifest of ppv-null-0.1.2 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 ppv-null-0.1.2 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 ppv-null-0.1.2
[INFO] finished frobbing ppv-null-0.1.2
[INFO] frobbed toml for ppv-null-0.1.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/ppv-null/0.1.2/Cargo.toml
[INFO] started frobbing ppv-null-0.1.2
[INFO] finished frobbing ppv-null-0.1.2
[INFO] frobbed toml for ppv-null-0.1.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ppv-null/0.1.2/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing ppv-null-0.1.2 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/ppv-null/0.1.2:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] b8437fa541d7bea44d41a27799d2541d8bb3e41d7f2b397b29811b5d0ed443f6
[INFO] running `"docker" "start" "-a" "b8437fa541d7bea44d41a27799d2541d8bb3e41d7f2b397b29811b5d0ed443f6"`
[INFO] [stderr]    Compiling crypto-simd v0.1.1
[INFO] [stderr]    Compiling ppv-null v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "b8437fa541d7bea44d41a27799d2541d8bb3e41d7f2b397b29811b5d0ed443f6"`
[INFO] running `"docker" "rm" "-f" "b8437fa541d7bea44d41a27799d2541d8bb3e41d7f2b397b29811b5d0ed443f6"`
[INFO] [stdout] b8437fa541d7bea44d41a27799d2541d8bb3e41d7f2b397b29811b5d0ed443f6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/ppv-null/0.1.2:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1d124d2957838fa5f217e746f06716d9445c9229a6e41e13a92c466f6c17cc48
[INFO] running `"docker" "start" "-a" "1d124d2957838fa5f217e746f06716d9445c9229a6e41e13a92c466f6c17cc48"`
[INFO] [stderr]    Compiling ppv-null v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "1d124d2957838fa5f217e746f06716d9445c9229a6e41e13a92c466f6c17cc48"`
[INFO] running `"docker" "rm" "-f" "1d124d2957838fa5f217e746f06716d9445c9229a6e41e13a92c466f6c17cc48"`
[INFO] [stdout] 1d124d2957838fa5f217e746f06716d9445c9229a6e41e13a92c466f6c17cc48
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/ppv-null/0.1.2:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] b291a87ad087b7c618053bc8267089675209ba953dea73139cb690924f9caf94
[INFO] running `"docker" "start" "-a" "b291a87ad087b7c618053bc8267089675209ba953dea73139cb690924f9caf94"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ppv_null-e2c578eb0e2af75b
[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 ppv-null
[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" "b291a87ad087b7c618053bc8267089675209ba953dea73139cb690924f9caf94"`
[INFO] running `"docker" "rm" "-f" "b291a87ad087b7c618053bc8267089675209ba953dea73139cb690924f9caf94"`
[INFO] [stdout] b291a87ad087b7c618053bc8267089675209ba953dea73139cb690924f9caf94