[INFO] crate synctree 0.1.3 is already in cache
[INFO] extracting crate synctree 0.1.3 into work/ex/beta-1.38-1/sources/1.37.0/reg/synctree/0.1.3
[INFO] extracting crate synctree 0.1.3 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/synctree/0.1.3
[INFO] validating manifest of synctree-0.1.3 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 synctree-0.1.3 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 synctree-0.1.3
[INFO] finished frobbing synctree-0.1.3
[INFO] frobbed toml for synctree-0.1.3 written to work/ex/beta-1.38-1/sources/1.37.0/reg/synctree/0.1.3/Cargo.toml
[INFO] started frobbing synctree-0.1.3
[INFO] finished frobbing synctree-0.1.3
[INFO] frobbed toml for synctree-0.1.3 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/synctree/0.1.3/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 synctree-0.1.3 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/synctree/0.1.3:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 900219d9522695760402cd061dbb10de798975f70e5744913aacce58a7219ece
[INFO] running `"docker" "start" "-a" "900219d9522695760402cd061dbb10de798975f70e5744913aacce58a7219ece"`
[INFO] [stderr]    Compiling onevec v0.1.0
[INFO] [stderr]    Compiling synctree v0.1.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `"docker" "inspect" "900219d9522695760402cd061dbb10de798975f70e5744913aacce58a7219ece"`
[INFO] running `"docker" "rm" "-f" "900219d9522695760402cd061dbb10de798975f70e5744913aacce58a7219ece"`
[INFO] [stdout] 900219d9522695760402cd061dbb10de798975f70e5744913aacce58a7219ece
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/synctree/0.1.3:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] e728f0bb5dd4d2315b88710d4ffe44759de90b2ca4bed464629b0f1a8028c406
[INFO] running `"docker" "start" "-a" "e728f0bb5dd4d2315b88710d4ffe44759de90b2ca4bed464629b0f1a8028c406"`
[INFO] [stderr]    Compiling synctree v0.1.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.70s
[INFO] running `"docker" "inspect" "e728f0bb5dd4d2315b88710d4ffe44759de90b2ca4bed464629b0f1a8028c406"`
[INFO] running `"docker" "rm" "-f" "e728f0bb5dd4d2315b88710d4ffe44759de90b2ca4bed464629b0f1a8028c406"`
[INFO] [stdout] e728f0bb5dd4d2315b88710d4ffe44759de90b2ca4bed464629b0f1a8028c406
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/synctree/0.1.3:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 014b402053344b810e008ec85d99df11b18aee619c881887105abe234e9b5e0b
[INFO] running `"docker" "start" "-a" "014b402053344b810e008ec85d99df11b18aee619c881887105abe234e9b5e0b"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/synctree-e806f3631e336208
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test arena::tests::iter_mut ... ok
[INFO] [stdout] test arena::tests::iter ... ok
[INFO] [stdout] test arena::tests::create ... ok
[INFO] [stdout] test node_arena::tests::write ... ok
[INFO] [stdout] test tests::ancestors ... ok
[INFO] [stdout] test tests::children_append ... ok
[INFO] [stdout] test node_arena::tests::into_inner ... ok
[INFO] [stdout] test node_arena::tests::read ... ok
[INFO] [stdout] test arena::tests::simple ... ok
[INFO] [stdout] test macros::tests::tree_macro ... ok
[INFO] [stdout] test node_arena::tests::ptr_eq ... ok
[INFO] [stdout] test tests::siblings_iter ... ok
[INFO] [stdout] test tests::children_iter ... ok
[INFO] [stdout] test tests::parent ... ok
[INFO] [stdout] test tests::children_prepend ... ok
[INFO] [stdout] test tests::traversal ... ok
[INFO] [stdout] test tests::children_iter_double_ended ... ok
[INFO] [stdout] test tests::siblings ... ok
[INFO] [stdout] test tests::read_write ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests synctree
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/macros.rs - tree (line 36) ... ignored
[INFO] [stdout] test src/macros.rs - tree (line 50) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "014b402053344b810e008ec85d99df11b18aee619c881887105abe234e9b5e0b"`
[INFO] running `"docker" "rm" "-f" "014b402053344b810e008ec85d99df11b18aee619c881887105abe234e9b5e0b"`
[INFO] [stdout] 014b402053344b810e008ec85d99df11b18aee619c881887105abe234e9b5e0b