[INFO] crate cactus 1.0.4 is already in cache
[INFO] extracting crate cactus 1.0.4 into work/ex/beta-1.38-1/sources/1.37.0/reg/cactus/1.0.4
[INFO] extracting crate cactus 1.0.4 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cactus/1.0.4
[INFO] validating manifest of cactus-1.0.4 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 cactus-1.0.4 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 cactus-1.0.4
[INFO] finished frobbing cactus-1.0.4
[INFO] frobbed toml for cactus-1.0.4 written to work/ex/beta-1.38-1/sources/1.37.0/reg/cactus/1.0.4/Cargo.toml
[INFO] started frobbing cactus-1.0.4
[INFO] finished frobbing cactus-1.0.4
[INFO] frobbed toml for cactus-1.0.4 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cactus/1.0.4/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 cactus-1.0.4 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/cactus/1.0.4:/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] a3c17690252d31ad634e9b7bf38fca7a9bf795dc8dcc7c22192f4c67841876e9
[INFO] running `"docker" "start" "-a" "a3c17690252d31ad634e9b7bf38fca7a9bf795dc8dcc7c22192f4c67841876e9"`
[INFO] [stderr]    Compiling cactus v1.0.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `"docker" "inspect" "a3c17690252d31ad634e9b7bf38fca7a9bf795dc8dcc7c22192f4c67841876e9"`
[INFO] running `"docker" "rm" "-f" "a3c17690252d31ad634e9b7bf38fca7a9bf795dc8dcc7c22192f4c67841876e9"`
[INFO] [stdout] a3c17690252d31ad634e9b7bf38fca7a9bf795dc8dcc7c22192f4c67841876e9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/cactus/1.0.4:/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] 0b94a39636e8c8677bd8123cdacd37f79d26723bbb30115b95d825d01bc6c81b
[INFO] running `"docker" "start" "-a" "0b94a39636e8c8677bd8123cdacd37f79d26723bbb30115b95d825d01bc6c81b"`
[INFO] [stderr]    Compiling cactus v1.0.4 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `"docker" "inspect" "0b94a39636e8c8677bd8123cdacd37f79d26723bbb30115b95d825d01bc6c81b"`
[INFO] running `"docker" "rm" "-f" "0b94a39636e8c8677bd8123cdacd37f79d26723bbb30115b95d825d01bc6c81b"`
[INFO] [stdout] 0b94a39636e8c8677bd8123cdacd37f79d26723bbb30115b95d825d01bc6c81b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/cactus/1.0.4:/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] a53e08b2b7dd34625434f1451f3f4fe63ccd5b2d75da9daae11c3b9e3ad6417f
[INFO] running `"docker" "start" "-a" "a53e08b2b7dd34625434f1451f3f4fe63ccd5b2d75da9daae11c3b9e3ad6417f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cactus-e87e5bb84a099928
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test_eq ... ok
[INFO] [stdout] test tests::test_debug ... ok
[INFO] [stdout] test tests::test_vals ... ok
[INFO] [stdout] test tests::test_try_unwrap ... ok
[INFO] [stdout] test tests::test_simple ... ok
[INFO] [stdout] test tests::test_hash ... ok
[INFO] [stdout] test tests::test_vals_nodes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cactus
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - Cactus<T>::is_empty (line 68) ... ok
[INFO] [stdout] test src/lib.rs -  (line 19) ... ok
[INFO] [stdout] test src/lib.rs - Cactus<T>::nodes (line 136) ... ok
[INFO] [stdout] test src/lib.rs - Cactus<T>::val (line 122) ... ok
[INFO] [stdout] test src/lib.rs - Cactus<T>::parent (line 105) ... ok
[INFO] [stdout] test src/lib.rs - Cactus<T>::child (line 87) ... ok
[INFO] [stdout] test src/lib.rs - Cactus<T>::try_unwrap (line 163) ... ok
[INFO] [stdout] test src/lib.rs -  (line 32) ... ok
[INFO] [stdout] test src/lib.rs - Cactus<T>::vals (line 149) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "a53e08b2b7dd34625434f1451f3f4fe63ccd5b2d75da9daae11c3b9e3ad6417f"`
[INFO] running `"docker" "rm" "-f" "a53e08b2b7dd34625434f1451f3f4fe63ccd5b2d75da9daae11c3b9e3ad6417f"`
[INFO] [stdout] a53e08b2b7dd34625434f1451f3f4fe63ccd5b2d75da9daae11c3b9e3ad6417f