[INFO] crate utf-8 0.7.5 is already in cache
[INFO] extracting crate utf-8 0.7.5 into work/ex/beta-1.37-6/sources/1.36.0/reg/utf-8/0.7.5
[INFO] extracting crate utf-8 0.7.5 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/utf-8/0.7.5
[INFO] validating manifest of utf-8-0.7.5 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of utf-8-0.7.5 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing utf-8-0.7.5
[INFO] finished frobbing utf-8-0.7.5
[INFO] frobbed toml for utf-8-0.7.5 written to work/ex/beta-1.37-6/sources/1.36.0/reg/utf-8/0.7.5/Cargo.toml
[INFO] started frobbing utf-8-0.7.5
[INFO] finished frobbing utf-8-0.7.5
[INFO] frobbed toml for utf-8-0.7.5 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/utf-8/0.7.5/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing utf-8-0.7.5 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/utf-8/0.7.5:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] ec3f43f1bb8918956d01f93bc5e7a245100bf8b0f39d96fe2f7184709c6c6ca6
[INFO] running `"docker" "start" "-a" "ec3f43f1bb8918956d01f93bc5e7a245100bf8b0f39d96fe2f7184709c6c6ca6"`
[INFO] [stderr]    Compiling utf-8 v0.7.5 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `"docker" "inspect" "ec3f43f1bb8918956d01f93bc5e7a245100bf8b0f39d96fe2f7184709c6c6ca6"`
[INFO] running `"docker" "rm" "-f" "ec3f43f1bb8918956d01f93bc5e7a245100bf8b0f39d96fe2f7184709c6c6ca6"`
[INFO] [stdout] ec3f43f1bb8918956d01f93bc5e7a245100bf8b0f39d96fe2f7184709c6c6ca6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/utf-8/0.7.5:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1c0265eff570692c3711cf8c3e7b9a6c66cddcb1933252a8bfe768943ad484a5
[INFO] running `"docker" "start" "-a" "1c0265eff570692c3711cf8c3e7b9a6c66cddcb1933252a8bfe768943ad484a5"`
[INFO] [stderr]    Compiling utf-8 v0.7.5 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "1c0265eff570692c3711cf8c3e7b9a6c66cddcb1933252a8bfe768943ad484a5"`
[INFO] running `"docker" "rm" "-f" "1c0265eff570692c3711cf8c3e7b9a6c66cddcb1933252a8bfe768943ad484a5"`
[INFO] [stdout] 1c0265eff570692c3711cf8c3e7b9a6c66cddcb1933252a8bfe768943ad484a5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/utf-8/0.7.5:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] fb8d9207480671657f8781477b4ec7605992e7599402892709f9c9da1e0162b4
[INFO] running `"docker" "start" "-a" "fb8d9207480671657f8781477b4ec7605992e7599402892709f9c9da1e0162b4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/unit-4f23741fc94659f4
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_is_utf8 ... ok
[INFO] [stdout] test test_string_from_utf8_lossy ... ok
[INFO] [stdout] test test_str_from_utf8 ... ok
[INFO] [stdout] test test_incremental_decoder ... ok
[INFO] [stderr]    Doc-tests utf8
[INFO] [stdout] test test_bufread_decoder ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lossy.rs - lossy::LossyDecoder (line 11) ... 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" "fb8d9207480671657f8781477b4ec7605992e7599402892709f9c9da1e0162b4"`
[INFO] running `"docker" "rm" "-f" "fb8d9207480671657f8781477b4ec7605992e7599402892709f9c9da1e0162b4"`
[INFO] [stdout] fb8d9207480671657f8781477b4ec7605992e7599402892709f9c9da1e0162b4