[INFO] crate avltree 0.1.0 is already in cache
[INFO] extracting crate avltree 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/avltree/0.1.0
[INFO] extracting crate avltree 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/avltree/0.1.0
[INFO] validating manifest of avltree-0.1.0 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 avltree-0.1.0 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 avltree-0.1.0
[INFO] finished frobbing avltree-0.1.0
[INFO] frobbed toml for avltree-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/avltree/0.1.0/Cargo.toml
[INFO] started frobbing avltree-0.1.0
[INFO] finished frobbing avltree-0.1.0
[INFO] frobbed toml for avltree-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/avltree/0.1.0/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 avltree-0.1.0 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-6/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/avltree/0.1.0:/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] cc92992807af31aa7035a861628fe5c9afea155a645064ba919b648d786f7992
[INFO] running `"docker" "start" "-a" "cc92992807af31aa7035a861628fe5c9afea155a645064ba919b648d786f7992"`
[INFO] [stderr]    Compiling avltree v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `"docker" "inspect" "cc92992807af31aa7035a861628fe5c9afea155a645064ba919b648d786f7992"`
[INFO] running `"docker" "rm" "-f" "cc92992807af31aa7035a861628fe5c9afea155a645064ba919b648d786f7992"`
[INFO] [stdout] cc92992807af31aa7035a861628fe5c9afea155a645064ba919b648d786f7992
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/avltree/0.1.0:/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] d6b89563761dded5789fe6d38f004bc584bfceba3e58002207199928392ca7a6
[INFO] running `"docker" "start" "-a" "d6b89563761dded5789fe6d38f004bc584bfceba3e58002207199928392ca7a6"`
[INFO] [stderr]    Compiling avltree v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `"docker" "inspect" "d6b89563761dded5789fe6d38f004bc584bfceba3e58002207199928392ca7a6"`
[INFO] running `"docker" "rm" "-f" "d6b89563761dded5789fe6d38f004bc584bfceba3e58002207199928392ca7a6"`
[INFO] [stdout] d6b89563761dded5789fe6d38f004bc584bfceba3e58002207199928392ca7a6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/avltree/0.1.0:/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] 831797a56abefd9dea429ba387bb68390b7f51ba6f2642866edd7a27746fab35
[INFO] running `"docker" "start" "-a" "831797a56abefd9dea429ba387bb68390b7f51ba6f2642866edd7a27746fab35"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/avltree-940311a56cfea849
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::empty_tree ... ok
[INFO] [stdout] test tests::insert_node ... ok
[INFO] [stdout] test tests::insert_right_rot ... ok
[INFO] [stdout] test tests::left_right_rot ... ok
[INFO] [stdout] test tests::right_left_rot ... ok
[INFO] [stdout] test tests::insert_left_rot ... ok
[INFO] [stdout] test tests::random_values ... 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 avltree
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - SearchTree<T>::new (line 29) ... ok
[INFO] [stdout] test src/lib.rs - SearchTree<T>::insert (line 76) ... ok
[INFO] [stdout] test src/lib.rs - SearchTree<T>::iter (line 319) ... ok
[INFO] [stdout] test src/lib.rs - SearchTree<T>::is_empty (line 44) ... ok
[INFO] [stdout] test src/lib.rs - SearchTree<T>::contains (line 58) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "831797a56abefd9dea429ba387bb68390b7f51ba6f2642866edd7a27746fab35"`
[INFO] running `"docker" "rm" "-f" "831797a56abefd9dea429ba387bb68390b7f51ba6f2642866edd7a27746fab35"`
[INFO] [stdout] 831797a56abefd9dea429ba387bb68390b7f51ba6f2642866edd7a27746fab35