[INFO] crate tree-sitter 0.3.10 is already in cache
[INFO] extracting crate tree-sitter 0.3.10 into work/ex/beta-1.37-6/sources/1.36.0/reg/tree-sitter/0.3.10
[INFO] extracting crate tree-sitter 0.3.10 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/tree-sitter/0.3.10
[INFO] validating manifest of tree-sitter-0.3.10 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 tree-sitter-0.3.10 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 tree-sitter-0.3.10
[INFO] finished frobbing tree-sitter-0.3.10
[INFO] frobbed toml for tree-sitter-0.3.10 written to work/ex/beta-1.37-6/sources/1.36.0/reg/tree-sitter/0.3.10/Cargo.toml
[INFO] started frobbing tree-sitter-0.3.10
[INFO] finished frobbing tree-sitter-0.3.10
[INFO] frobbed toml for tree-sitter-0.3.10 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/tree-sitter/0.3.10/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 tree-sitter-0.3.10 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/tree-sitter/0.3.10:/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] 187ca1a6fdab4c47e27a67847d967af9b3d27d2be6f6ba96f84dca4cd2470b27
[INFO] running `"docker" "start" "-a" "187ca1a6fdab4c47e27a67847d967af9b3d27d2be6f6ba96f84dca4cd2470b27"`
[INFO] [stderr]    Compiling tree-sitter v0.3.10 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> binding_rust/lib.rs:34:23
[INFO] [stderr]    |
[INFO] [stderr] 34 | type Logger<'a> = Box<FnMut(LogType, &str) + 'a>;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(LogType, &str) + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused boxed boxed `std::ops::FnMut` trait object that must be used
[INFO] [stderr]    --> binding_rust/lib.rs:207:13
[INFO] [stderr]     |
[INFO] [stderr] 207 |             unsafe { Box::from_raw(prev_logger.payload as *mut Logger) };
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: closures are lazy and do nothing unless called
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.13s
[INFO] running `"docker" "inspect" "187ca1a6fdab4c47e27a67847d967af9b3d27d2be6f6ba96f84dca4cd2470b27"`
[INFO] running `"docker" "rm" "-f" "187ca1a6fdab4c47e27a67847d967af9b3d27d2be6f6ba96f84dca4cd2470b27"`
[INFO] [stdout] 187ca1a6fdab4c47e27a67847d967af9b3d27d2be6f6ba96f84dca4cd2470b27
[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/tree-sitter/0.3.10:/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] 3b1df117a2af570bef3dbfd16abfce20272e49e1085eb7f0dc22407193445e39
[INFO] running `"docker" "start" "-a" "3b1df117a2af570bef3dbfd16abfce20272e49e1085eb7f0dc22407193445e39"`
[INFO] [stderr]    Compiling tree-sitter v0.3.10 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> binding_rust/lib.rs:34:23
[INFO] [stderr]    |
[INFO] [stderr] 34 | type Logger<'a> = Box<FnMut(LogType, &str) + 'a>;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(LogType, &str) + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused boxed boxed `std::ops::FnMut` trait object that must be used
[INFO] [stderr]    --> binding_rust/lib.rs:207:13
[INFO] [stderr]     |
[INFO] [stderr] 207 |             unsafe { Box::from_raw(prev_logger.payload as *mut Logger) };
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: closures are lazy and do nothing unless called
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `"docker" "inspect" "3b1df117a2af570bef3dbfd16abfce20272e49e1085eb7f0dc22407193445e39"`
[INFO] running `"docker" "rm" "-f" "3b1df117a2af570bef3dbfd16abfce20272e49e1085eb7f0dc22407193445e39"`
[INFO] [stdout] 3b1df117a2af570bef3dbfd16abfce20272e49e1085eb7f0dc22407193445e39
[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/tree-sitter/0.3.10:/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] e669936c740365a2a6cad7b2ef034c49d54ea8d33ad75a93557fa908d49c69ac
[INFO] running `"docker" "start" "-a" "e669936c740365a2a6cad7b2ef034c49d54ea8d33ad75a93557fa908d49c69ac"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tree_sitter-4372dfe5e85a1d96
[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] [stderr]    Doc-tests tree-sitter
[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] running `"docker" "inspect" "e669936c740365a2a6cad7b2ef034c49d54ea8d33ad75a93557fa908d49c69ac"`
[INFO] running `"docker" "rm" "-f" "e669936c740365a2a6cad7b2ef034c49d54ea8d33ad75a93557fa908d49c69ac"`
[INFO] [stdout] e669936c740365a2a6cad7b2ef034c49d54ea8d33ad75a93557fa908d49c69ac