[INFO] crate lending-library 0.2.0 is already in cache
[INFO] extracting crate lending-library 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/lending-library/0.2.0
[INFO] extracting crate lending-library 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lending-library/0.2.0
[INFO] validating manifest of lending-library-0.2.0 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 lending-library-0.2.0 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 lending-library-0.2.0
[INFO] finished frobbing lending-library-0.2.0
[INFO] frobbed toml for lending-library-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/lending-library/0.2.0/Cargo.toml
[INFO] started frobbing lending-library-0.2.0
[INFO] finished frobbing lending-library-0.2.0
[INFO] frobbed toml for lending-library-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lending-library/0.2.0/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 lending-library-0.2.0 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/lending-library/0.2.0:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] afe56085d7208e2e8798e1a119d767501515698a270a6a237b6ea3a77e655e79
[INFO] running `"docker" "start" "-a" "afe56085d7208e2e8798e1a119d767501515698a270a6a237b6ea3a77e655e79"`
[INFO] [stderr]    Compiling lending-library v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/iter.rs:17:15
[INFO] [stderr]    |
[INFO] [stderr] 17 |     iter: Box<Iterator<Item = (&'a K, &'a V)> + 'a>,
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = (&'a K, &'a V)> + 'a`
[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/iter.rs:29:15
[INFO] [stderr]    |
[INFO] [stderr] 29 |     iter: Box<Iterator<Item = (&'a K, &'a mut V)> + 'a>,
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = (&'a K, &'a mut V)> + 'a`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `"docker" "inspect" "afe56085d7208e2e8798e1a119d767501515698a270a6a237b6ea3a77e655e79"`
[INFO] running `"docker" "rm" "-f" "afe56085d7208e2e8798e1a119d767501515698a270a6a237b6ea3a77e655e79"`
[INFO] [stdout] afe56085d7208e2e8798e1a119d767501515698a270a6a237b6ea3a77e655e79
[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/lending-library/0.2.0:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] a5dba267aa4f76ae3840583c765b62856daaddcffaf55e33f961f234952b27b4
[INFO] running `"docker" "start" "-a" "a5dba267aa4f76ae3840583c765b62856daaddcffaf55e33f961f234952b27b4"`
[INFO] [stderr]    Compiling lending-library v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/iter.rs:17:15
[INFO] [stderr]    |
[INFO] [stderr] 17 |     iter: Box<Iterator<Item = (&'a K, &'a V)> + 'a>,
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = (&'a K, &'a V)> + 'a`
[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/iter.rs:29:15
[INFO] [stderr]    |
[INFO] [stderr] 29 |     iter: Box<Iterator<Item = (&'a K, &'a mut V)> + 'a>,
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = (&'a K, &'a mut V)> + 'a`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `"docker" "inspect" "a5dba267aa4f76ae3840583c765b62856daaddcffaf55e33f961f234952b27b4"`
[INFO] running `"docker" "rm" "-f" "a5dba267aa4f76ae3840583c765b62856daaddcffaf55e33f961f234952b27b4"`
[INFO] [stdout] a5dba267aa4f76ae3840583c765b62856daaddcffaf55e33f961f234952b27b4
[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/lending-library/0.2.0:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 3f98acfcaa908a157d1f5ee81db03be8e5b7f2fb5b326dc05842ece35dcc7adc
[INFO] running `"docker" "start" "-a" "3f98acfcaa908a157d1f5ee81db03be8e5b7f2fb5b326dc05842ece35dcc7adc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lending_library-c8aefba7e4d44bb4
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test tests::capacity ... ok
[INFO] [stdout] test tests::double_insert ... ok
[INFO] [stdout] test tests::basic_use ... ok
[INFO] [stdout] test tests::lengths ... ok
[INFO] [stdout] test tests::merge_libs ... ok
[INFO] [stdout] test tests::iters ... ok
[INFO] [stdout] test tests::double_checkout_drop ... ok
[INFO] [stdout] test tests::double_insert_drop ... ok
[INFO] [stdout] test tests::double_checkout ... ok
[INFO] [stdout] test tests::double_insert_loaned ... ok
[INFO] [stdout] test tests::remove_indempotent ... ok
[INFO] [stdout] test tests::failure_to_return ... ok
[INFO] [stdout] test tests::double_reinsert ... ok
[INFO] [stdout] test tests::no_iter_mut_loaned ... ok
[INFO] [stdout] test tests::no_iter_loaned ... ok
[INFO] [stdout] test tests::no_iter_own_loaned ... ok
[INFO] [stdout] test tests::returning_none_store ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lending-library
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/lib.rs - LendingLibrary<K, V>::capacity (line 165) ... ok
[INFO] [stdout] test src/lib.rs - LendingLibrary<K, V>::lend (line 359) ... ok
[INFO] [stdout] test src/lib.rs - LendingLibrary<K, V>::contains_key (line 283) ... ok
[INFO] [stdout] test src/lib.rs - LendingLibrary<K, V>::is_empty (line 239) ... ok
[INFO] [stdout] test src/lib.rs - LendingLibrary<K, V>::len (line 220) ... ok
[INFO] [stdout] test src/lib.rs - LendingLibrary<K, V>::insert (line 306) ... ok
[INFO] [stdout] test src/lib.rs -  (line 14) ... ok
[INFO] [stdout] test src/lib.rs - LendingLibrary<K, V>::clear (line 253) ... ok
[INFO] [stdout] test src/lib.rs - LendingLibrary<K, V>::new (line 135) ... ok
[INFO] [stdout] test src/lib.rs - LendingLibrary<K, V>::with_capacity (line 149) ... ok
[INFO] [stdout] test src/lib.rs - LendingLibrary<K, V>::shrink_to_fit (line 189) ... ok
[INFO] [stdout] test src/lib.rs - LendingLibrary<K, V>::remove (line 327) ... ok
[INFO] [stdout] test src/lib.rs - LendingLibrary<K, V>::reserve (line 176) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "3f98acfcaa908a157d1f5ee81db03be8e5b7f2fb5b326dc05842ece35dcc7adc"`
[INFO] running `"docker" "rm" "-f" "3f98acfcaa908a157d1f5ee81db03be8e5b7f2fb5b326dc05842ece35dcc7adc"`
[INFO] [stdout] 3f98acfcaa908a157d1f5ee81db03be8e5b7f2fb5b326dc05842ece35dcc7adc