[INFO] crate stringly_typed 0.1.0 is already in cache
[INFO] extracting crate stringly_typed 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/stringly_typed/0.1.0
[INFO] extracting crate stringly_typed 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/stringly_typed/0.1.0
[INFO] validating manifest of stringly_typed-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 stringly_typed-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 stringly_typed-0.1.0
[INFO] finished frobbing stringly_typed-0.1.0
[INFO] frobbed toml for stringly_typed-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/stringly_typed/0.1.0/Cargo.toml
[INFO] started frobbing stringly_typed-0.1.0
[INFO] finished frobbing stringly_typed-0.1.0
[INFO] frobbed toml for stringly_typed-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/stringly_typed/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 stringly_typed-0.1.0 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/stringly_typed/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 572e7fac46b504ebbcd01d634437f41fa63b6fc4c5c78ee19b9cb0198dffa8a3
[INFO] running `"docker" "start" "-a" "572e7fac46b504ebbcd01d634437f41fa63b6fc4c5c78ee19b9cb0198dffa8a3"`
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling synstructure v0.8.1
[INFO] [stderr]    Compiling stringly_typed_derive v0.1.0
[INFO] [stderr]    Compiling stringly_typed v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.90s
[INFO] running `"docker" "inspect" "572e7fac46b504ebbcd01d634437f41fa63b6fc4c5c78ee19b9cb0198dffa8a3"`
[INFO] running `"docker" "rm" "-f" "572e7fac46b504ebbcd01d634437f41fa63b6fc4c5c78ee19b9cb0198dffa8a3"`
[INFO] [stdout] 572e7fac46b504ebbcd01d634437f41fa63b6fc4c5c78ee19b9cb0198dffa8a3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/stringly_typed/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 36fdd45092a87ab8e0afe33d01a2df4437a3a7ac5c4068feebe8dfde041a602c
[INFO] running `"docker" "start" "-a" "36fdd45092a87ab8e0afe33d01a2df4437a3a7ac5c4068feebe8dfde041a602c"`
[INFO] [stderr]    Compiling stringly_typed v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> tests/smoke_tests.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "36fdd45092a87ab8e0afe33d01a2df4437a3a7ac5c4068feebe8dfde041a602c"`
[INFO] running `"docker" "rm" "-f" "36fdd45092a87ab8e0afe33d01a2df4437a3a7ac5c4068feebe8dfde041a602c"`
[INFO] [stdout] 36fdd45092a87ab8e0afe33d01a2df4437a3a7ac5c4068feebe8dfde041a602c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/stringly_typed/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 2701f492b27cae217a06c893291612b226bc3328c5450416ab61d762e444406f
[INFO] running `"docker" "start" "-a" "2701f492b27cae217a06c893291612b226bc3328c5450416ab61d762e444406f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/stringly_typed-181a40a80036478d
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::get_a_string ... ok
[INFO] [stdout] test tests::get_some_primitives ... ok
[INFO] [stdout] test tests::primitives_detect_type_errors ... ok
[INFO] [stdout] test tests::primitives_detect_over_indexing ... ok
[INFO] [stdout] test tests::update_a_string ... ok
[INFO] [stdout] test tests::update_some_primitives ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/smoke_tests-61fb64bc55655a3c
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test detect_when_key_is_too_short ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stringly_typed
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "2701f492b27cae217a06c893291612b226bc3328c5450416ab61d762e444406f"`
[INFO] running `"docker" "rm" "-f" "2701f492b27cae217a06c893291612b226bc3328c5450416ab61d762e444406f"`
[INFO] [stdout] 2701f492b27cae217a06c893291612b226bc3328c5450416ab61d762e444406f