[INFO] crate string 0.2.1 is already in cache
[INFO] extracting crate string 0.2.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/string/0.2.1
[INFO] extracting crate string 0.2.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/string/0.2.1
[INFO] validating manifest of string-0.2.1 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 string-0.2.1 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 string-0.2.1
[INFO] finished frobbing string-0.2.1
[INFO] frobbed toml for string-0.2.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/string/0.2.1/Cargo.toml
[INFO] started frobbing string-0.2.1
[INFO] finished frobbing string-0.2.1
[INFO] frobbed toml for string-0.2.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/string/0.2.1/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 string-0.2.1 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/string/0.2.1:/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] e045cc50625d0febcb965b475f8b8133ae70fd1b544f9081a94b306b44c9b53c
[INFO] running `"docker" "start" "-a" "e045cc50625d0febcb965b475f8b8133ae70fd1b544f9081a94b306b44c9b53c"`
[INFO] [stderr]    Compiling string v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `"docker" "inspect" "e045cc50625d0febcb965b475f8b8133ae70fd1b544f9081a94b306b44c9b53c"`
[INFO] running `"docker" "rm" "-f" "e045cc50625d0febcb965b475f8b8133ae70fd1b544f9081a94b306b44c9b53c"`
[INFO] [stdout] e045cc50625d0febcb965b475f8b8133ae70fd1b544f9081a94b306b44c9b53c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/string/0.2.1:/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] 2e31a087ab0aff06e24acce5ce603c363de929be100fb64d993ebca8adbec52e
[INFO] running `"docker" "start" "-a" "2e31a087ab0aff06e24acce5ce603c363de929be100fb64d993ebca8adbec52e"`
[INFO] [stderr]    Compiling string v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "2e31a087ab0aff06e24acce5ce603c363de929be100fb64d993ebca8adbec52e"`
[INFO] running `"docker" "rm" "-f" "2e31a087ab0aff06e24acce5ce603c363de929be100fb64d993ebca8adbec52e"`
[INFO] [stdout] 2e31a087ab0aff06e24acce5ce603c363de929be100fb64d993ebca8adbec52e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/string/0.2.1:/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] 83156f354afe6b41ebb7fd22f22fd8bc68f2e5ab842395422620a8e6424aff4c
[INFO] running `"docker" "start" "-a" "83156f354afe6b41ebb7fd22f22fd8bc68f2e5ab842395422620a8e6424aff4c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/string-c41b884a6f4a4023
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::test_from_str ... ok
[INFO] [stdout] test test::test_try_from_bytes ... ok
[INFO] [stdout] test test::test_from_std_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests string
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - String<T>::into_inner (line 80) ... ok
[INFO] [stdout] test src/lib.rs - String<T>::get_ref (line 48) ... ok
[INFO] [stdout] test src/lib.rs - String<T>::from_str (line 93) ... ok
[INFO] [stdout] test src/lib.rs - String::new (line 114) ... ok
[INFO] [stdout] test src/lib.rs - String<T>::get_mut (line 64) ... ok
[INFO] [stdout] test src/lib.rs -  (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "83156f354afe6b41ebb7fd22f22fd8bc68f2e5ab842395422620a8e6424aff4c"`
[INFO] running `"docker" "rm" "-f" "83156f354afe6b41ebb7fd22f22fd8bc68f2e5ab842395422620a8e6424aff4c"`
[INFO] [stdout] 83156f354afe6b41ebb7fd22f22fd8bc68f2e5ab842395422620a8e6424aff4c