[INFO] crate datafrog 2.0.1 is already in cache
[INFO] extracting crate datafrog 2.0.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/datafrog/2.0.1
[INFO] extracting crate datafrog 2.0.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/datafrog/2.0.1
[INFO] validating manifest of datafrog-2.0.1 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 datafrog-2.0.1 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 datafrog-2.0.1
[INFO] finished frobbing datafrog-2.0.1
[INFO] frobbed toml for datafrog-2.0.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/datafrog/2.0.1/Cargo.toml
[INFO] started frobbing datafrog-2.0.1
[INFO] finished frobbing datafrog-2.0.1
[INFO] frobbed toml for datafrog-2.0.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/datafrog/2.0.1/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 datafrog-2.0.1 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-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/datafrog/2.0.1:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 8a2315c1a90af8b54cc11fe6c387436ea165341c12f166eb18798d900e0c36f1
[INFO] running `"docker" "start" "-a" "8a2315c1a90af8b54cc11fe6c387436ea165341c12f166eb18798d900e0c36f1"`
[INFO] [stderr]    Compiling datafrog v2.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "8a2315c1a90af8b54cc11fe6c387436ea165341c12f166eb18798d900e0c36f1"`
[INFO] running `"docker" "rm" "-f" "8a2315c1a90af8b54cc11fe6c387436ea165341c12f166eb18798d900e0c36f1"`
[INFO] [stdout] 8a2315c1a90af8b54cc11fe6c387436ea165341c12f166eb18798d900e0c36f1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/datafrog/2.0.1:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0e12ed97e44fa03551dd2a3a7149936d66534977055aaa34699bae6bdf977d8d
[INFO] running `"docker" "start" "-a" "0e12ed97e44fa03551dd2a3a7149936d66534977055aaa34699bae6bdf977d8d"`
[INFO] [stderr]    Compiling datafrog v2.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.50s
[INFO] running `"docker" "inspect" "0e12ed97e44fa03551dd2a3a7149936d66534977055aaa34699bae6bdf977d8d"`
[INFO] running `"docker" "rm" "-f" "0e12ed97e44fa03551dd2a3a7149936d66534977055aaa34699bae6bdf977d8d"`
[INFO] [stdout] 0e12ed97e44fa03551dd2a3a7149936d66534977055aaa34699bae6bdf977d8d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/datafrog/2.0.1:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 4fa7b8b39908a0b256e74ec2e4361a90db6ea8e9875102ab5987d5630b08fe7a
[INFO] running `"docker" "start" "-a" "4fa7b8b39908a0b256e74ec2e4361a90db6ea8e9875102ab5987d5630b08fe7a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/datafrog-e85263e9223e5644
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test::leapjoin_from_extend ... ok
[INFO] [stdout] test test::filter_with_on_its_own ... ok
[INFO] [stdout] test test::filter_anti_on_its_own ... ok
[INFO] [stdout] test test::sum_join_from_var_vs_rel ... ok
[INFO] [stdout] test test::reachable_rel_join_vs_var_join ... ok
[INFO] [stdout] test test::reachable_leapfrog_vs_var_join ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests datafrog
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - Variable<Tuple>::from_map (line 375) ... ok
[INFO] [stdout] test src/lib.rs - Variable<Tuple>::from_join (line 304) ... ok
[INFO] [stdout] test src/lib.rs - Variable<Tuple>::from_antijoin (line 341) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "4fa7b8b39908a0b256e74ec2e4361a90db6ea8e9875102ab5987d5630b08fe7a"`
[INFO] running `"docker" "rm" "-f" "4fa7b8b39908a0b256e74ec2e4361a90db6ea8e9875102ab5987d5630b08fe7a"`
[INFO] [stdout] 4fa7b8b39908a0b256e74ec2e4361a90db6ea8e9875102ab5987d5630b08fe7a