[INFO] crate hash-db 0.14.0 is already in cache
[INFO] extracting crate hash-db 0.14.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/hash-db/0.14.0
[INFO] extracting crate hash-db 0.14.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/hash-db/0.14.0
[INFO] validating manifest of hash-db-0.14.0 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 hash-db-0.14.0 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 hash-db-0.14.0
[INFO] finished frobbing hash-db-0.14.0
[INFO] frobbed toml for hash-db-0.14.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/hash-db/0.14.0/Cargo.toml
[INFO] started frobbing hash-db-0.14.0
[INFO] finished frobbing hash-db-0.14.0
[INFO] frobbed toml for hash-db-0.14.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/hash-db/0.14.0/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 hash-db-0.14.0 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/hash-db/0.14.0:/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] e4b96ca6944d0b09597eb3ce0b41f2d2f885d6cbb8889bc5322af581fda9171c
[INFO] running `"docker" "start" "-a" "e4b96ca6944d0b09597eb3ce0b41f2d2f885d6cbb8889bc5322af581fda9171c"`
[INFO] [stderr]    Compiling hash-db v0.14.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:166:44
[INFO] [stderr]     |
[INFO] [stderr] 166 | impl<'a, K, V> AsPlainDB<K, V> for &'a mut PlainDB<K, V> {
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^ help: use `dyn`: `dyn PlainDB<K, V>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:167:28
[INFO] [stderr]     |
[INFO] [stderr] 167 |     fn as_plain_db(&self) -> &PlainDB<K, V> { &**self }
[INFO] [stderr]     |                               ^^^^^^^^^^^^^ help: use `dyn`: `dyn PlainDB<K, V>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:168:51
[INFO] [stderr]     |
[INFO] [stderr] 168 |     fn as_plain_db_mut<'b>(&'b mut self) -> &'b mut (PlainDB<K, V> + 'b) { &mut **self }
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlainDB<K, V> + 'b`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `"docker" "inspect" "e4b96ca6944d0b09597eb3ce0b41f2d2f885d6cbb8889bc5322af581fda9171c"`
[INFO] running `"docker" "rm" "-f" "e4b96ca6944d0b09597eb3ce0b41f2d2f885d6cbb8889bc5322af581fda9171c"`
[INFO] [stdout] e4b96ca6944d0b09597eb3ce0b41f2d2f885d6cbb8889bc5322af581fda9171c
[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/hash-db/0.14.0:/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] 02d2d5a35800882551bad8d798832777613bbb1365ee0407a50c4ed53f58701a
[INFO] running `"docker" "start" "-a" "02d2d5a35800882551bad8d798832777613bbb1365ee0407a50c4ed53f58701a"`
[INFO] [stderr]    Compiling hash-db v0.14.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:166:44
[INFO] [stderr]     |
[INFO] [stderr] 166 | impl<'a, K, V> AsPlainDB<K, V> for &'a mut PlainDB<K, V> {
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^ help: use `dyn`: `dyn PlainDB<K, V>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:167:28
[INFO] [stderr]     |
[INFO] [stderr] 167 |     fn as_plain_db(&self) -> &PlainDB<K, V> { &**self }
[INFO] [stderr]     |                               ^^^^^^^^^^^^^ help: use `dyn`: `dyn PlainDB<K, V>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:168:51
[INFO] [stderr]     |
[INFO] [stderr] 168 |     fn as_plain_db_mut<'b>(&'b mut self) -> &'b mut (PlainDB<K, V> + 'b) { &mut **self }
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PlainDB<K, V> + 'b`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "02d2d5a35800882551bad8d798832777613bbb1365ee0407a50c4ed53f58701a"`
[INFO] running `"docker" "rm" "-f" "02d2d5a35800882551bad8d798832777613bbb1365ee0407a50c4ed53f58701a"`
[INFO] [stdout] 02d2d5a35800882551bad8d798832777613bbb1365ee0407a50c4ed53f58701a
[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/hash-db/0.14.0:/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] 09dcb9817ae7b852d61235cf3434d08f5b275a91055c6ea2acf46a0d69f6775e
[INFO] running `"docker" "start" "-a" "09dcb9817ae7b852d61235cf3434d08f5b275a91055c6ea2acf46a0d69f6775e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hash_db-eb9045daa5252440
[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 hash-db
[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" "09dcb9817ae7b852d61235cf3434d08f5b275a91055c6ea2acf46a0d69f6775e"`
[INFO] running `"docker" "rm" "-f" "09dcb9817ae7b852d61235cf3434d08f5b275a91055c6ea2acf46a0d69f6775e"`
[INFO] [stdout] 09dcb9817ae7b852d61235cf3434d08f5b275a91055c6ea2acf46a0d69f6775e