[INFO] crate smallstr 0.1.0 is already in cache
[INFO] extracting crate smallstr 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/smallstr/0.1.0
[INFO] extracting crate smallstr 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/smallstr/0.1.0
[INFO] validating manifest of smallstr-0.1.0 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 smallstr-0.1.0 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 smallstr-0.1.0
[INFO] finished frobbing smallstr-0.1.0
[INFO] frobbed toml for smallstr-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/smallstr/0.1.0/Cargo.toml
[INFO] started frobbing smallstr-0.1.0
[INFO] finished frobbing smallstr-0.1.0
[INFO] frobbed toml for smallstr-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/smallstr/0.1.0/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 smallstr-0.1.0 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-3/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/smallstr/0.1.0:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 4d431cfee6c33e7c371ffce2a2002bee1fc418a5f4437cd6ecc559dd0ee28953
[INFO] running `"docker" "start" "-a" "4d431cfee6c33e7c371ffce2a2002bee1fc418a5f4437cd6ecc559dd0ee28953"`
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling smallstr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::slice_unchecked': use `get_unchecked(begin..end)` instead
[INFO] [stderr]    --> src/string.rs:393:22
[INFO] [stderr]     |
[INFO] [stderr] 393 |                 self.slice_unchecked(idx, len).chars().next().unwrap()
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `"docker" "inspect" "4d431cfee6c33e7c371ffce2a2002bee1fc418a5f4437cd6ecc559dd0ee28953"`
[INFO] running `"docker" "rm" "-f" "4d431cfee6c33e7c371ffce2a2002bee1fc418a5f4437cd6ecc559dd0ee28953"`
[INFO] [stdout] 4d431cfee6c33e7c371ffce2a2002bee1fc418a5f4437cd6ecc559dd0ee28953
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/smallstr/0.1.0:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] f18142ac06f6c065dd0a54eedeccfaa55e08bd0f697b4e1e57b9ab554c0236f4
[INFO] running `"docker" "start" "-a" "f18142ac06f6c065dd0a54eedeccfaa55e08bd0f697b4e1e57b9ab554c0236f4"`
[INFO] [stderr]    Compiling smallstr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::slice_unchecked': use `get_unchecked(begin..end)` instead
[INFO] [stderr]    --> src/string.rs:393:22
[INFO] [stderr]     |
[INFO] [stderr] 393 |                 self.slice_unchecked(idx, len).chars().next().unwrap()
[INFO] [stderr]     |                      ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `"docker" "inspect" "f18142ac06f6c065dd0a54eedeccfaa55e08bd0f697b4e1e57b9ab554c0236f4"`
[INFO] running `"docker" "rm" "-f" "f18142ac06f6c065dd0a54eedeccfaa55e08bd0f697b4e1e57b9ab554c0236f4"`
[INFO] [stdout] f18142ac06f6c065dd0a54eedeccfaa55e08bd0f697b4e1e57b9ab554c0236f4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/smallstr/0.1.0:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 74eac748e6af54e4ba2d7ad7956592c9ae82ecc1f090d66c4d84d18e3c3208ac
[INFO] running `"docker" "start" "-a" "74eac748e6af54e4ba2d7ad7956592c9ae82ecc1f090d66c4d84d18e3c3208ac"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/smallstr-311feeb9830bf5d7
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test string::test::test_drain ... ok
[INFO] [stdout] test string::test::test_drain_rev ... ok
[INFO] [stdout] test string::test::test_eq ... ok
[INFO] [stdout] test string::test::test_from_buf ... ok
[INFO] [stdout] test string::test::test_insert ... ok
[INFO] [stdout] test string::test::test_pop ... ok
[INFO] [stdout] test string::test::test_into_string ... ok
[INFO] [stdout] test string::test::test_retain ... ok
[INFO] [stdout] test string::test::test_truncate ... ok
[INFO] [stdout] test string::test::test_remove ... ok
[INFO] [stdout] test string::test::test_eq_os_str ... ok
[INFO] [stdout] test string::test::test_write ... ok
[INFO] [stdout] test string::test::test_insert_panic ... ok
[INFO] [stdout] test string::test::test_truncate_panic ... ok
[INFO] [stdout] test string::test::test_remove_panic_1 ... ok
[INFO] [stdout] test string::test::test_remove_panic_0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests smallstr
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/string.rs - string::SmallString<A>::retain (line 376) ... ok
[INFO] [stdout] test src/string.rs - string::SmallString<A>::push (line 161) ... ok
[INFO] [stdout] test src/string.rs - string::SmallString<A>::push_str (line 182) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "74eac748e6af54e4ba2d7ad7956592c9ae82ecc1f090d66c4d84d18e3c3208ac"`
[INFO] running `"docker" "rm" "-f" "74eac748e6af54e4ba2d7ad7956592c9ae82ecc1f090d66c4d84d18e3c3208ac"`
[INFO] [stdout] 74eac748e6af54e4ba2d7ad7956592c9ae82ecc1f090d66c4d84d18e3c3208ac