[INFO] crate numpress 1.1.0 is already in cache
[INFO] extracting crate numpress 1.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/numpress/1.1.0
[INFO] extracting crate numpress 1.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/numpress/1.1.0
[INFO] validating manifest of numpress-1.1.0 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 numpress-1.1.0 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 numpress-1.1.0
[INFO] finished frobbing numpress-1.1.0
[INFO] frobbed toml for numpress-1.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/numpress/1.1.0/Cargo.toml
[INFO] started frobbing numpress-1.1.0
[INFO] finished frobbing numpress-1.1.0
[INFO] frobbed toml for numpress-1.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/numpress/1.1.0/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing numpress-1.1.0 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-5/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/numpress/1.1.0:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] c8a1c4e52deb4fe5bbcf22e30c8b2f514a97033ad5d57c2da320477ea1da72ea
[INFO] running `"docker" "start" "-a" "c8a1c4e52deb4fe5bbcf22e30c8b2f514a97033ad5d57c2da320477ea1da72ea"`
[INFO] [stderr]    Compiling numpress v1.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:149:32
[INFO] [stderr]     |
[INFO] [stderr] 149 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]     |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `"docker" "inspect" "c8a1c4e52deb4fe5bbcf22e30c8b2f514a97033ad5d57c2da320477ea1da72ea"`
[INFO] running `"docker" "rm" "-f" "c8a1c4e52deb4fe5bbcf22e30c8b2f514a97033ad5d57c2da320477ea1da72ea"`
[INFO] [stdout] c8a1c4e52deb4fe5bbcf22e30c8b2f514a97033ad5d57c2da320477ea1da72ea
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/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/numpress/1.1.0:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] e24d6d5acc42c091295398dce3f9c9b5a3cc053040caf1c879bc870d22cdddb4
[INFO] running `"docker" "start" "-a" "e24d6d5acc42c091295398dce3f9c9b5a3cc053040caf1c879bc870d22cdddb4"`
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling numpress v1.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:149:32
[INFO] [stderr]     |
[INFO] [stderr] 149 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]     |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `"docker" "inspect" "e24d6d5acc42c091295398dce3f9c9b5a3cc053040caf1c879bc870d22cdddb4"`
[INFO] running `"docker" "rm" "-f" "e24d6d5acc42c091295398dce3f9c9b5a3cc053040caf1c879bc870d22cdddb4"`
[INFO] [stdout] e24d6d5acc42c091295398dce3f9c9b5a3cc053040caf1c879bc870d22cdddb4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/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/numpress/1.1.0:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 6a1ef555d3bf3e9a40daf7bb4d1a922311c973419f8f30c26d4d175965ec0188
[INFO] running `"docker" "start" "-a" "6a1ef555d3bf3e9a40daf7bb4d1a922311c973419f8f30c26d4d175965ec0188"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/numpress-09a0d336ce8c44ed
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::fuzz_test ... ignored
[INFO] [stdout] test tests::fixed_point_heap_test ... ok
[INFO] [stdout] test tests::decompress_test ... ok
[INFO] [stdout] test tests::compress_test ... ok
[INFO] [stdout] test tests::fixed_point_test ... ok
[INFO] [stdout] test tests::optimal_scaling_test ... ok
[INFO] [stderr]    Doc-tests numpress
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "6a1ef555d3bf3e9a40daf7bb4d1a922311c973419f8f30c26d4d175965ec0188"`
[INFO] running `"docker" "rm" "-f" "6a1ef555d3bf3e9a40daf7bb4d1a922311c973419f8f30c26d4d175965ec0188"`
[INFO] [stdout] 6a1ef555d3bf3e9a40daf7bb4d1a922311c973419f8f30c26d4d175965ec0188