[INFO] updating cached repository remexre/evaltrees
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/remexre/evaltrees
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/remexre/evaltrees" "work/ex/beta-1.37-6/sources/1.36.0/gh/remexre/evaltrees"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/remexre/evaltrees'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/remexre/evaltrees" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/remexre/evaltrees"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/remexre/evaltrees'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8746e47ca4b8875f5f822666e8571283adb48a3a
[INFO] sha for GitHub repo remexre/evaltrees: 8746e47ca4b8875f5f822666e8571283adb48a3a
[INFO] validating manifest of remexre/evaltrees 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 remexre/evaltrees 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 remexre/evaltrees
[INFO] removed workspace from remexre/evaltrees
[INFO] finished frobbing remexre/evaltrees
[INFO] frobbed toml for remexre/evaltrees written to work/ex/beta-1.37-6/sources/1.36.0/gh/remexre/evaltrees/Cargo.toml
[INFO] started frobbing remexre/evaltrees
[INFO] removed workspace from remexre/evaltrees
[INFO] finished frobbing remexre/evaltrees
[INFO] frobbed toml for remexre/evaltrees written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/remexre/evaltrees/Cargo.toml
[INFO] crate remexre/evaltrees already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/remexre/evaltrees/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[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 remexre/evaltrees 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-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/remexre/evaltrees:/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] efa8d5ec0cd1ba7d7aa031fcbb8a580136017524419333bd53e65faff8f573b8
[INFO] running `"docker" "start" "-a" "efa8d5ec0cd1ba7d7aa031fcbb8a580136017524419333bd53e65faff8f573b8"`
[INFO] [stderr]    Compiling lalrpop-util v0.16.3
[INFO] [stderr]    Compiling symbol v0.1.7
[INFO] [stderr]    Compiling linked_hash_set v0.1.3
[INFO] [stderr]    Compiling ena v0.11.0
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling display_attr v0.1.1
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling lalrpop v0.16.3
[INFO] [stderr]    Compiling evaltrees v0.2.0-pre (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/repl.rs:14:40
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Evaluator(fn(Vec<Decl<()>>) -> Box<Evaluator>),
[INFO] [stderr]    |                                        ^^^^^^^^^ help: use `dyn`: `dyn Evaluator`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 34s
[INFO] running `"docker" "inspect" "efa8d5ec0cd1ba7d7aa031fcbb8a580136017524419333bd53e65faff8f573b8"`
[INFO] running `"docker" "rm" "-f" "efa8d5ec0cd1ba7d7aa031fcbb8a580136017524419333bd53e65faff8f573b8"`
[INFO] [stdout] efa8d5ec0cd1ba7d7aa031fcbb8a580136017524419333bd53e65faff8f573b8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/remexre/evaltrees:/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] 37f4127356f77001f77387eb0a4b9c4e093271b5f03c578d8e47563915029972
[INFO] running `"docker" "start" "-a" "37f4127356f77001f77387eb0a4b9c4e093271b5f03c578d8e47563915029972"`
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling evaltrees v0.2.0-pre (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/repl.rs:14:40
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Evaluator(fn(Vec<Decl<()>>) -> Box<Evaluator>),
[INFO] [stderr]    |                                        ^^^^^^^^^ help: use `dyn`: `dyn Evaluator`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.71s
[INFO] running `"docker" "inspect" "37f4127356f77001f77387eb0a4b9c4e093271b5f03c578d8e47563915029972"`
[INFO] running `"docker" "rm" "-f" "37f4127356f77001f77387eb0a4b9c4e093271b5f03c578d8e47563915029972"`
[INFO] [stdout] 37f4127356f77001f77387eb0a4b9c4e093271b5f03c578d8e47563915029972
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/remexre/evaltrees:/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] 9a1007d525feb0d0284a35e297e3d41bd82fbec37ec7928b93386c8aa2c629fb
[INFO] running `"docker" "start" "-a" "9a1007d525feb0d0284a35e297e3d41bd82fbec37ec7928b93386c8aa2c629fb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/evaltrees-3e5388fe62d5ecae
[INFO] [stdout] 
[INFO] [stdout] running 36 tests
[INFO] [stdout] test ast::display::tests::type_list_precedence ... ok
[INFO] [stdout] test ast::display::tests::type_func_precedence ... ok
[INFO] [stdout] test ast::display::tests::type_forall_precedence ... ok
[INFO] [stdout] test cst::display::tests::math_noparens ... ok
[INFO] [stdout] test cst::display::tests::if_prec ... ok
[INFO] [stdout] test cst::display::tests::call ... ok
[INFO] [stdout] test cst::display::tests::math_parens ... ok
[INFO] [stdout] test cst::display::tests::subtraction ... ok
[INFO] [stdout] test eval::lazy::tests::sharing ... ok
[INFO] [stdout] test eval::lazy::tests::infinite ... ok
[INFO] [stdout] test eval::lazy::tests::strictness ... ok
[INFO] [stdout] test eval::name::tests::app ... ok
[INFO] [stdout] test eval::lazy::tests::app ... ok
[INFO] [stdout] test eval::lazy::tests::id_int ... ok
[INFO] [stdout] test eval::name::tests::id_int ... ok
[INFO] [stdout] test eval::value::tests::app ... ok
[INFO] [stdout] test eval::name::tests::infinite ... ok
[INFO] [stdout] test eval::name::tests::strictness ... ok
[INFO] [stdout] test cst::parser::tests::lists ... ok
[INFO] [stdout] test cst::parser::tests::calls ... ok
[INFO] [stdout] test cst::parser::tests::math_precedence ... ok
[INFO] [stdout] test cst::parser::tests::commands ... ok
[INFO] [stdout] test tests::examples::div0 ... ok
[INFO] [stdout] test tests::examples::double ... ok
[INFO] [stdout] test tests::examples::higher_order ... ok
[INFO] [stdout] test tests::examples::and ... ok
[INFO] [stdout] test tests::examples::id ... ok
[INFO] [stdout] test tests::examples::infinite ... ok
[INFO] [stdout] test typeck::tests::map_map ... ok
[INFO] [stdout] test tests::examples::need ... ok
[INFO] [stdout] test typeck::tests::poly_id ... ok
[INFO] [stdout] test tests::examples::mutual ... ok
[INFO] [stdout] test tests::examples::poly ... ok
[INFO] [stdout] test tests::examples::tail_recursion ... ok
[INFO] [stdout] test tests::examples::type_error ... ok
[INFO] [stdout] test tests::examples::occurs_error ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests evaltrees
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/cst/mod.rs - cst (line 6) ... 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" "9a1007d525feb0d0284a35e297e3d41bd82fbec37ec7928b93386c8aa2c629fb"`
[INFO] running `"docker" "rm" "-f" "9a1007d525feb0d0284a35e297e3d41bd82fbec37ec7928b93386c8aa2c629fb"`
[INFO] [stdout] 9a1007d525feb0d0284a35e297e3d41bd82fbec37ec7928b93386c8aa2c629fb