[INFO] crate regtest 0.3.5 is already in cache
[INFO] extracting crate regtest 0.3.5 into work/ex/beta-1.38-1/sources/1.37.0/reg/regtest/0.3.5
[INFO] extracting crate regtest 0.3.5 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/regtest/0.3.5
[INFO] validating manifest of regtest-0.3.5 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 regtest-0.3.5 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 regtest-0.3.5
[INFO] finished frobbing regtest-0.3.5
[INFO] frobbed toml for regtest-0.3.5 written to work/ex/beta-1.38-1/sources/1.37.0/reg/regtest/0.3.5/Cargo.toml
[INFO] started frobbing regtest-0.3.5
[INFO] finished frobbing regtest-0.3.5
[INFO] frobbed toml for regtest-0.3.5 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/regtest/0.3.5/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 regtest-0.3.5 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-5/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/regtest/0.3.5:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 9ec396b3c56c656b71df537903d5df22a7960cc18f5673a3ca8e7e406ec7f633
[INFO] running `"docker" "start" "-a" "9ec396b3c56c656b71df537903d5df22a7960cc18f5673a3ca8e7e406ec7f633"`
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling encode_unicode v0.1.3
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling app_dirs v1.2.1
[INFO] [stderr]    Compiling rustyline v1.0.0
[INFO] [stderr]    Compiling regtest v0.3.5 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.19s
[INFO] running `"docker" "inspect" "9ec396b3c56c656b71df537903d5df22a7960cc18f5673a3ca8e7e406ec7f633"`
[INFO] running `"docker" "rm" "-f" "9ec396b3c56c656b71df537903d5df22a7960cc18f5673a3ca8e7e406ec7f633"`
[INFO] [stdout] 9ec396b3c56c656b71df537903d5df22a7960cc18f5673a3ca8e7e406ec7f633
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/regtest/0.3.5:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5ec0fff01c74f7dea635788858e1067b69dced5025d078d86f4b4cef8fa3e584
[INFO] running `"docker" "start" "-a" "5ec0fff01c74f7dea635788858e1067b69dced5025d078d86f4b4cef8fa3e584"`
[INFO] [stderr]    Compiling regtest v0.3.5 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `"docker" "inspect" "5ec0fff01c74f7dea635788858e1067b69dced5025d078d86f4b4cef8fa3e584"`
[INFO] running `"docker" "rm" "-f" "5ec0fff01c74f7dea635788858e1067b69dced5025d078d86f4b4cef8fa3e584"`
[INFO] [stdout] 5ec0fff01c74f7dea635788858e1067b69dced5025d078d86f4b4cef8fa3e584
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/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/regtest/0.3.5:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 412e50beaaf4063770c705a3812376e143b146ce1fd2bbd602a52f370305202a
[INFO] running `"docker" "start" "-a" "412e50beaaf4063770c705a3812376e143b146ce1fd2bbd602a52f370305202a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/regtest-a319d09e842e7af0
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "412e50beaaf4063770c705a3812376e143b146ce1fd2bbd602a52f370305202a"`
[INFO] running `"docker" "rm" "-f" "412e50beaaf4063770c705a3812376e143b146ce1fd2bbd602a52f370305202a"`
[INFO] [stdout] 412e50beaaf4063770c705a3812376e143b146ce1fd2bbd602a52f370305202a