[INFO] crate indextree-ng 1.0.5 is already in cache
[INFO] extracting crate indextree-ng 1.0.5 into work/ex/beta-1.37-6/sources/1.36.0/reg/indextree-ng/1.0.5
[INFO] extracting crate indextree-ng 1.0.5 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/indextree-ng/1.0.5
[INFO] validating manifest of indextree-ng-1.0.5 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 indextree-ng-1.0.5 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 indextree-ng-1.0.5
[INFO] finished frobbing indextree-ng-1.0.5
[INFO] frobbed toml for indextree-ng-1.0.5 written to work/ex/beta-1.37-6/sources/1.36.0/reg/indextree-ng/1.0.5/Cargo.toml
[INFO] started frobbing indextree-ng-1.0.5
[INFO] finished frobbing indextree-ng-1.0.5
[INFO] frobbed toml for indextree-ng-1.0.5 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/indextree-ng/1.0.5/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 indextree-ng-1.0.5 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-3/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/indextree-ng/1.0.5:/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] fd503690b3338c7c8eaeaa16fb6f449084dc2bba7182e0ce9d58dce83924ecdb
[INFO] running `"docker" "start" "-a" "fd503690b3338c7c8eaeaa16fb6f449084dc2bba7182e0ce9d58dce83924ecdb"`
[INFO] [stderr]    Compiling indextree-ng v1.0.5 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "fd503690b3338c7c8eaeaa16fb6f449084dc2bba7182e0ce9d58dce83924ecdb"`
[INFO] running `"docker" "rm" "-f" "fd503690b3338c7c8eaeaa16fb6f449084dc2bba7182e0ce9d58dce83924ecdb"`
[INFO] [stdout] fd503690b3338c7c8eaeaa16fb6f449084dc2bba7182e0ce9d58dce83924ecdb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/indextree-ng/1.0.5:/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] dc996fc5b3aba1f16854d49992932be656a0a9f60c5ea55c206e5cc6113dd41a
[INFO] running `"docker" "start" "-a" "dc996fc5b3aba1f16854d49992932be656a0a9f60c5ea55c206e5cc6113dd41a"`
[INFO] [stderr]    Compiling indextree-ng v1.0.5 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.15s
[INFO] running `"docker" "inspect" "dc996fc5b3aba1f16854d49992932be656a0a9f60c5ea55c206e5cc6113dd41a"`
[INFO] running `"docker" "rm" "-f" "dc996fc5b3aba1f16854d49992932be656a0a9f60c5ea55c206e5cc6113dd41a"`
[INFO] [stdout] dc996fc5b3aba1f16854d49992932be656a0a9f60c5ea55c206e5cc6113dd41a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/indextree-ng/1.0.5:/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] 662d5066983c872219d1d04be4d64179f0727aa14d2b24b0447be8c9ea246548
[INFO] running `"docker" "start" "-a" "662d5066983c872219d1d04be4d64179f0727aa14d2b24b0447be8c9ea246548"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/indextree_ng-d2c9dce6905f7084
[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] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lib-0c5742a374301dcc
[INFO] [stdout] running 4 tests
[INFO] [stdout] test arenatree_success_create ... ok
[INFO] [stdout] test arenatree_success_detach ... ok
[INFO] [stdout] test arenatree_remove_node ... ok
[INFO] [stdout] test arenatree_failure_prepend ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests indextree-ng
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "662d5066983c872219d1d04be4d64179f0727aa14d2b24b0447be8c9ea246548"`
[INFO] running `"docker" "rm" "-f" "662d5066983c872219d1d04be4d64179f0727aa14d2b24b0447be8c9ea246548"`
[INFO] [stdout] 662d5066983c872219d1d04be4d64179f0727aa14d2b24b0447be8c9ea246548