[INFO] crate treelike 0.2.0 is already in cache
[INFO] extracting crate treelike 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/treelike/0.2.0
[INFO] extracting crate treelike 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/treelike/0.2.0
[INFO] validating manifest of treelike-0.2.0 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 treelike-0.2.0 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 treelike-0.2.0
[INFO] finished frobbing treelike-0.2.0
[INFO] frobbed toml for treelike-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/treelike/0.2.0/Cargo.toml
[INFO] started frobbing treelike-0.2.0
[INFO] finished frobbing treelike-0.2.0
[INFO] frobbed toml for treelike-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/treelike/0.2.0/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 treelike-0.2.0 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/treelike/0.2.0:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 404cca5c151dccd780b35eb99a5ab3342dbb88d322960ba7e222121f9d40e9ac
[INFO] running `"docker" "start" "-a" "404cca5c151dccd780b35eb99a5ab3342dbb88d322960ba7e222121f9d40e9ac"`
[INFO] [stderr]    Compiling treelike v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `"docker" "inspect" "404cca5c151dccd780b35eb99a5ab3342dbb88d322960ba7e222121f9d40e9ac"`
[INFO] running `"docker" "rm" "-f" "404cca5c151dccd780b35eb99a5ab3342dbb88d322960ba7e222121f9d40e9ac"`
[INFO] [stdout] 404cca5c151dccd780b35eb99a5ab3342dbb88d322960ba7e222121f9d40e9ac
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/treelike/0.2.0:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 285115fb423f2e124d6982e2d435de728bc8e4b422c7180af6e1af3ed2734098
[INFO] running `"docker" "start" "-a" "285115fb423f2e124d6982e2d435de728bc8e4b422c7180af6e1af3ed2734098"`
[INFO] [stderr]    Compiling treelike v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `"docker" "inspect" "285115fb423f2e124d6982e2d435de728bc8e4b422c7180af6e1af3ed2734098"`
[INFO] running `"docker" "rm" "-f" "285115fb423f2e124d6982e2d435de728bc8e4b422c7180af6e1af3ed2734098"`
[INFO] [stdout] 285115fb423f2e124d6982e2d435de728bc8e4b422c7180af6e1af3ed2734098
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/treelike/0.2.0:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] b33331c35b18f88e14f888aee9f3d3a818d0fdd49e8619f30475be32d4df8e2d
[INFO] running `"docker" "start" "-a" "b33331c35b18f88e14f888aee9f3d3a818d0fdd49e8619f30475be32d4df8e2d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/treelike-a875e0b1425cc63f
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test example::borrowtree::option_ref_size ... ok
[INFO] [stdout] test example::lintree::iter_test ... ok
[INFO] [stdout] test example::lintree::dft_pre_test ... ok
[INFO] [stdout] test example::lintree::bft_pre_test ... ok
[INFO] [stdout] test example::lintree::basic_test ... ok
[INFO] [stdout] test example::boxtree::option_box_size ... ok
[INFO] [stdout] test example::boxtree::default_works ... ok
[INFO] [stdout] test example::borrowtree::borrowing_tree_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests treelike
[INFO] [stderr] error: no global memory allocator found but one is required; link to std or add #[global_allocator] to a static item that implements the GlobalAlloc trait.
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/treelike.rs - treelike::Treelike::callback_dft (line 104) ... ok
[INFO] [stdout] test src/treelike.rs - treelike::Treelike::callback_dft (line 88) ... ok
[INFO] [stdout] test src/treelike.rs - treelike::Treelike::callback_bft (line 142) ... 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" "b33331c35b18f88e14f888aee9f3d3a818d0fdd49e8619f30475be32d4df8e2d"`
[INFO] running `"docker" "rm" "-f" "b33331c35b18f88e14f888aee9f3d3a818d0fdd49e8619f30475be32d4df8e2d"`
[INFO] [stdout] b33331c35b18f88e14f888aee9f3d3a818d0fdd49e8619f30475be32d4df8e2d