[INFO] updating cached repository aslpavel/ukanren-rs-example
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/aslpavel/ukanren-rs-example
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/aslpavel/ukanren-rs-example" "work/ex/beta-1.38-1/sources/1.37.0/gh/aslpavel/ukanren-rs-example"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/aslpavel/ukanren-rs-example'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/aslpavel/ukanren-rs-example" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/aslpavel/ukanren-rs-example"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/aslpavel/ukanren-rs-example'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5ea4ce91bfc625d5d13dccc2baec3e1c0f501869
[INFO] sha for GitHub repo aslpavel/ukanren-rs-example: 5ea4ce91bfc625d5d13dccc2baec3e1c0f501869
[INFO] validating manifest of aslpavel/ukanren-rs-example 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 aslpavel/ukanren-rs-example 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 aslpavel/ukanren-rs-example
[INFO] finished frobbing aslpavel/ukanren-rs-example
[INFO] frobbed toml for aslpavel/ukanren-rs-example written to work/ex/beta-1.38-1/sources/1.37.0/gh/aslpavel/ukanren-rs-example/Cargo.toml
[INFO] started frobbing aslpavel/ukanren-rs-example
[INFO] finished frobbing aslpavel/ukanren-rs-example
[INFO] frobbed toml for aslpavel/ukanren-rs-example written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/aslpavel/ukanren-rs-example/Cargo.toml
[INFO] crate aslpavel/ukanren-rs-example already has a lockfile, it will not be regenerated
[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 aslpavel/ukanren-rs-example 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/gh/aslpavel/ukanren-rs-example:/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] 36231235ad9e1d5435c3f7b269fee9aa72b89451459780aa11b380ff5461f07f
[INFO] running `"docker" "start" "-a" "36231235ad9e1d5435c3f7b269fee9aa72b89451459780aa11b380ff5461f07f"`
[INFO] [stderr]    Compiling uknaren v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:214:15
[INFO] [stderr]     |
[INFO] [stderr] 214 |     iter: Box<Iterator<Item = T>>,
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = T>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:252:25
[INFO] [stderr]     |
[INFO] [stderr] 252 |     type IntoIter = Box<Iterator<Item = T>>;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:262:20
[INFO] [stderr]     |
[INFO] [stderr] 262 | pub type Goal = Rc<Fn(State) -> Stream<State>>;
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(State) -> Stream<State>`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `"docker" "inspect" "36231235ad9e1d5435c3f7b269fee9aa72b89451459780aa11b380ff5461f07f"`
[INFO] running `"docker" "rm" "-f" "36231235ad9e1d5435c3f7b269fee9aa72b89451459780aa11b380ff5461f07f"`
[INFO] [stdout] 36231235ad9e1d5435c3f7b269fee9aa72b89451459780aa11b380ff5461f07f
[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/gh/aslpavel/ukanren-rs-example:/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] ea815f2ec82f2c11ed353681522af5b1e12b39c8d7528d36a73a546a224a1fcd
[INFO] running `"docker" "start" "-a" "ea815f2ec82f2c11ed353681522af5b1e12b39c8d7528d36a73a546a224a1fcd"`
[INFO] [stderr]    Compiling uknaren v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:214:15
[INFO] [stderr]     |
[INFO] [stderr] 214 |     iter: Box<Iterator<Item = T>>,
[INFO] [stderr]     |               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = T>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:252:25
[INFO] [stderr]     |
[INFO] [stderr] 252 |     type IntoIter = Box<Iterator<Item = T>>;
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = T>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:262:20
[INFO] [stderr]     |
[INFO] [stderr] 262 | pub type Goal = Rc<Fn(State) -> Stream<State>>;
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(State) -> Stream<State>`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `"docker" "inspect" "ea815f2ec82f2c11ed353681522af5b1e12b39c8d7528d36a73a546a224a1fcd"`
[INFO] running `"docker" "rm" "-f" "ea815f2ec82f2c11ed353681522af5b1e12b39c8d7528d36a73a546a224a1fcd"`
[INFO] [stdout] ea815f2ec82f2c11ed353681522af5b1e12b39c8d7528d36a73a546a224a1fcd
[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/gh/aslpavel/ukanren-rs-example:/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] aff42fc80adf49c3fe7c0237bb3bf2226cdff9d2f81f92a2a5f7f802031470b5
[INFO] running `"docker" "start" "-a" "aff42fc80adf49c3fe7c0237bb3bf2226cdff9d2f81f92a2a5f7f802031470b5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/uknaren-fd9ade0e900e9be5
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::einstein_problem_test ... test test::einstein_problem_test has been running for over 60 seconds
[INFO] [stdout] test test::einstein_problem_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests uknaren
[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" "aff42fc80adf49c3fe7c0237bb3bf2226cdff9d2f81f92a2a5f7f802031470b5"`
[INFO] running `"docker" "rm" "-f" "aff42fc80adf49c3fe7c0237bb3bf2226cdff9d2f81f92a2a5f7f802031470b5"`
[INFO] [stdout] aff42fc80adf49c3fe7c0237bb3bf2226cdff9d2f81f92a2a5f7f802031470b5