[INFO] crate ext 0.0.1 is already in cache
[INFO] extracting crate ext 0.0.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/ext/0.0.1
[INFO] extracting crate ext 0.0.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ext/0.0.1
[INFO] validating manifest of ext-0.0.1 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 ext-0.0.1 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 ext-0.0.1
[INFO] finished frobbing ext-0.0.1
[INFO] frobbed toml for ext-0.0.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/ext/0.0.1/Cargo.toml
[INFO] started frobbing ext-0.0.1
[INFO] finished frobbing ext-0.0.1
[INFO] frobbed toml for ext-0.0.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ext/0.0.1/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 ext-0.0.1 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/ext/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 29aab83e44d63a654a8df144e0509a8339e7a0d3fc26d57ab401497f60eb1ae9
[INFO] running `"docker" "start" "-a" "29aab83e44d63a654a8df144e0509a8339e7a0d3fc26d57ab401497f60eb1ae9"`
[INFO] [stderr]    Compiling ext v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `"docker" "inspect" "29aab83e44d63a654a8df144e0509a8339e7a0d3fc26d57ab401497f60eb1ae9"`
[INFO] running `"docker" "rm" "-f" "29aab83e44d63a654a8df144e0509a8339e7a0d3fc26d57ab401497f60eb1ae9"`
[INFO] [stdout] 29aab83e44d63a654a8df144e0509a8339e7a0d3fc26d57ab401497f60eb1ae9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/ext/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6ef234d828c3d99c463d5eb58d5a7b27a18a9a2edca266d0ec3783ec99a64c6c
[INFO] running `"docker" "start" "-a" "6ef234d828c3d99c463d5eb58d5a7b27a18a9a2edca266d0ec3783ec99a64c6c"`
[INFO] [stderr]    Compiling ext v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `"docker" "inspect" "6ef234d828c3d99c463d5eb58d5a7b27a18a9a2edca266d0ec3783ec99a64c6c"`
[INFO] running `"docker" "rm" "-f" "6ef234d828c3d99c463d5eb58d5a7b27a18a9a2edca266d0ec3783ec99a64c6c"`
[INFO] [stdout] 6ef234d828c3d99c463d5eb58d5a7b27a18a9a2edca266d0ec3783ec99a64c6c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/ext/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 3b6a1a989336b57006d33a8c240b5646f764184e16e4290ff2a473d53dd143cb
[INFO] running `"docker" "start" "-a" "3b6a1a989336b57006d33a8c240b5646f764184e16e4290ff2a473d53dd143cb"`
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ext-9a533c4ac22ccae0
[INFO] [stderr]    Doc-tests ext
[INFO] [stdout] test it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "3b6a1a989336b57006d33a8c240b5646f764184e16e4290ff2a473d53dd143cb"`
[INFO] running `"docker" "rm" "-f" "3b6a1a989336b57006d33a8c240b5646f764184e16e4290ff2a473d53dd143cb"`
[INFO] [stdout] 3b6a1a989336b57006d33a8c240b5646f764184e16e4290ff2a473d53dd143cb