[INFO] crate cox 0.0.1 is already in cache
[INFO] extracting crate cox 0.0.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/cox/0.0.1
[INFO] extracting crate cox 0.0.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cox/0.0.1
[INFO] validating manifest of cox-0.0.1 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 cox-0.0.1 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 cox-0.0.1
[INFO] finished frobbing cox-0.0.1
[INFO] frobbed toml for cox-0.0.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/cox/0.0.1/Cargo.toml
[INFO] started frobbing cox-0.0.1
[INFO] finished frobbing cox-0.0.1
[INFO] frobbed toml for cox-0.0.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cox/0.0.1/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 cox-0.0.1 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-7/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/cox/0.0.1:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 1d089bfc90c641f01a182783ab86014f999a1d6bf6fc2fe17ae98db792eb395b
[INFO] running `"docker" "start" "-a" "1d089bfc90c641f01a182783ab86014f999a1d6bf6fc2fe17ae98db792eb395b"`
[INFO] [stderr]    Compiling cox v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "1d089bfc90c641f01a182783ab86014f999a1d6bf6fc2fe17ae98db792eb395b"`
[INFO] running `"docker" "rm" "-f" "1d089bfc90c641f01a182783ab86014f999a1d6bf6fc2fe17ae98db792eb395b"`
[INFO] [stdout] 1d089bfc90c641f01a182783ab86014f999a1d6bf6fc2fe17ae98db792eb395b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/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/cox/0.0.1:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] cb33dd721c779c36d5d44b2e57d07737c840135755525ef3bb3aa0c674205878
[INFO] running `"docker" "start" "-a" "cb33dd721c779c36d5d44b2e57d07737c840135755525ef3bb3aa0c674205878"`
[INFO] [stderr]    Compiling cox v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "cb33dd721c779c36d5d44b2e57d07737c840135755525ef3bb3aa0c674205878"`
[INFO] running `"docker" "rm" "-f" "cb33dd721c779c36d5d44b2e57d07737c840135755525ef3bb3aa0c674205878"`
[INFO] [stdout] cb33dd721c779c36d5d44b2e57d07737c840135755525ef3bb3aa0c674205878
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/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/cox/0.0.1:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 3a0622ed74cab5498c1d5d8d4aaeb7394f57dfcbfed7f396f4bfcdd9c097c2b2
[INFO] running `"docker" "start" "-a" "3a0622ed74cab5498c1d5d8d4aaeb7394f57dfcbfed7f396f4bfcdd9c097c2b2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cox-47b1aeb3d3f62298
[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" "3a0622ed74cab5498c1d5d8d4aaeb7394f57dfcbfed7f396f4bfcdd9c097c2b2"`
[INFO] running `"docker" "rm" "-f" "3a0622ed74cab5498c1d5d8d4aaeb7394f57dfcbfed7f396f4bfcdd9c097c2b2"`
[INFO] [stdout] 3a0622ed74cab5498c1d5d8d4aaeb7394f57dfcbfed7f396f4bfcdd9c097c2b2