[INFO] fetching crate interview 0.1.2...
[INFO] extracting crate interview 0.1.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/interview/0.1.2
[INFO] extracting crate interview 0.1.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/interview/0.1.2
[INFO] validating manifest of interview-0.1.2 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 interview-0.1.2 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 interview-0.1.2
[INFO] finished frobbing interview-0.1.2
[INFO] frobbed toml for interview-0.1.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/interview/0.1.2/Cargo.toml
[INFO] started frobbing interview-0.1.2
[INFO] finished frobbing interview-0.1.2
[INFO] frobbed toml for interview-0.1.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/interview/0.1.2/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing interview-0.1.2 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/interview/0.1.2:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] b4ca218cf1f2e619d3c918081541f9c97370fc964223b77bfe4b346a2b7491a7
[INFO] running `"docker" "start" "-a" "b4ca218cf1f2e619d3c918081541f9c97370fc964223b77bfe4b346a2b7491a7"`
[INFO] [stderr]    Compiling interview v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `"docker" "inspect" "b4ca218cf1f2e619d3c918081541f9c97370fc964223b77bfe4b346a2b7491a7"`
[INFO] running `"docker" "rm" "-f" "b4ca218cf1f2e619d3c918081541f9c97370fc964223b77bfe4b346a2b7491a7"`
[INFO] [stdout] b4ca218cf1f2e619d3c918081541f9c97370fc964223b77bfe4b346a2b7491a7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/interview/0.1.2:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] c8d436e9a91c506c187d6c9fce170b3af5c34cfa0211b344b9540fb383eba67e
[INFO] running `"docker" "start" "-a" "c8d436e9a91c506c187d6c9fce170b3af5c34cfa0211b344b9540fb383eba67e"`
[INFO] [stderr]    Compiling interview v0.1.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "c8d436e9a91c506c187d6c9fce170b3af5c34cfa0211b344b9540fb383eba67e"`
[INFO] running `"docker" "rm" "-f" "c8d436e9a91c506c187d6c9fce170b3af5c34cfa0211b344b9540fb383eba67e"`
[INFO] [stdout] c8d436e9a91c506c187d6c9fce170b3af5c34cfa0211b344b9540fb383eba67e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/interview/0.1.2:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] f65281752587be02ec53306f4cec71b51c3fad99fdcf1d5e921bfbbf83109506
[INFO] running `"docker" "start" "-a" "f65281752587be02ec53306f4cec71b51c3fad99fdcf1d5e921bfbbf83109506"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/factorial-24d36f658e160af7
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_factorial_large_numbers ... ok
[INFO] [stdout] test tests::test_factorial_small_positive_integers ... ok
[INFO] [stdout] test tests::test_factorial_zero_and_one ... ok
[INFO] [stdout] test tests::test_pascal_small_positive_integers ... ok
[INFO] [stderr] 
[INFO] [stderr] thread 'tests::test_pascal_large_numbers' has overflowed its stack
[INFO] [stderr] fatal runtime error: stack overflow
[INFO] [stderr] error: process didn't exit successfully: `/opt/crater/target/debug/deps/factorial-24d36f658e160af7` (signal: 6, SIGABRT: process abort signal)
[INFO] running `"docker" "inspect" "f65281752587be02ec53306f4cec71b51c3fad99fdcf1d5e921bfbbf83109506"`
[INFO] running `"docker" "rm" "-f" "f65281752587be02ec53306f4cec71b51c3fad99fdcf1d5e921bfbbf83109506"`
[INFO] [stdout] f65281752587be02ec53306f4cec71b51c3fad99fdcf1d5e921bfbbf83109506