[INFO] updating cached repository strout/worthy-opponent
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/strout/worthy-opponent
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/strout/worthy-opponent" "work/ex/beta-1.38-1/sources/1.37.0/gh/strout/worthy-opponent"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/strout/worthy-opponent'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/strout/worthy-opponent" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/strout/worthy-opponent"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/strout/worthy-opponent'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6b5ca0410ab62a200ca90420c8a5537d38f6b41d
[INFO] sha for GitHub repo strout/worthy-opponent: 6b5ca0410ab62a200ca90420c8a5537d38f6b41d
[INFO] validating manifest of strout/worthy-opponent 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 strout/worthy-opponent 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 strout/worthy-opponent
[INFO] finished frobbing strout/worthy-opponent
[INFO] frobbed toml for strout/worthy-opponent written to work/ex/beta-1.38-1/sources/1.37.0/gh/strout/worthy-opponent/Cargo.toml
[INFO] started frobbing strout/worthy-opponent
[INFO] finished frobbing strout/worthy-opponent
[INFO] frobbed toml for strout/worthy-opponent written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/strout/worthy-opponent/Cargo.toml
[INFO] crate strout/worthy-opponent 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 strout/worthy-opponent 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/strout/worthy-opponent:/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] 749112c9ac13e162af505ca7f1fbaf15854570fc855a141525da1976ac8c5139
[INFO] running `"docker" "start" "-a" "749112c9ac13e162af505ca7f1fbaf15854570fc855a141525da1976ac8c5139"`
[INFO] [stderr]    Compiling bit-vec v0.5.0
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling rand v0.6.3
[INFO] [stderr]    Compiling bit-set v0.5.0
[INFO] [stderr]    Compiling tiny_http v0.6.1
[INFO] [stderr]    Compiling worthy-opponent v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ggp.rs:371:95
[INFO] [stderr]     |
[INFO] [stderr] 371 | fn add_arg<'a, 'b, I: Iterator<Item=Vec<Thing<'b>>> + 'a>(sofar: I, arg: &'a Expr<'b>) -> Box<Iterator<Item=Vec<Thing<'b>>> + 'a> {
[INFO] [stderr]     |                                                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Vec<Thing<'b>>> + 'a`
[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/ggp.rs:375:71
[INFO] [stderr]     |
[INFO] [stderr] 375 |             "and" => Box::new(args.iter().fold(Box::new(sofar) as Box<Iterator<Item=_>>, add_arg)),
[INFO] [stderr]     |                                                                       ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=_>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ggp.rs:384:89
[INFO] [stderr]     |
[INFO] [stderr] 384 | fn add_args<'a, 'b, I: Iterator<Item=&'a Expr<'b>>>(head: &'a Expr<'b>, from: I) -> Box<Iterator<Item=Fact<'b>> + 'a> {
[INFO] [stderr]     |                                                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Fact<'b>> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ggp.rs:385:46
[INFO] [stderr]     |
[INFO] [stderr] 385 |     let base = Box::new(once(vec![])) as Box<Iterator<Item=_>>;
[INFO] [stderr]     |                                              ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=_>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ggp.rs:510:56
[INFO] [stderr]     |
[INFO] [stderr] 510 |     pub fn query<'b>(&'b self, expr: &'b IExpr) -> Box<Iterator<Item=IExpr> + 'b> {
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=IExpr> + 'b`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ggp.rs:521:74
[INFO] [stderr]     |
[INFO] [stderr] 521 |     fn query_inner<'b>(&'b self, expr: ValExpr, asg: Assignments) -> Box<Iterator<Item=Assignments> + 'b> {
[INFO] [stderr]     |                                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Assignments> + 'b`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ggp.rs:529:118
[INFO] [stderr]     |
[INFO] [stderr] 529 |                     body.iter().fold(Box::new(asg.unify_val(&expr, &head).map(|asg| (asg, vars)).into_iter()) as Box<Iterator<Item=(Assignments, HashMap<usize, usize>)> + 'b>, move |asgs, t| {
[INFO] [stderr]     |                                                                                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=(Assignments, HashMap<usize, usize>)> + 'b`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]    --> src/ggp.rs:214:19
[INFO] [stderr]     |
[INFO] [stderr] 214 |     let mut s = s.trim_left();
[INFO] [stderr]     |                   ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]    --> src/ggp.rs:216:51
[INFO] [stderr]     |
[INFO] [stderr] 216 |         s = &s[s.find('\n').unwrap_or(s.len())..].trim_left();
[INFO] [stderr]     |                                                   ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.82s
[INFO] running `"docker" "inspect" "749112c9ac13e162af505ca7f1fbaf15854570fc855a141525da1976ac8c5139"`
[INFO] running `"docker" "rm" "-f" "749112c9ac13e162af505ca7f1fbaf15854570fc855a141525da1976ac8c5139"`
[INFO] [stdout] 749112c9ac13e162af505ca7f1fbaf15854570fc855a141525da1976ac8c5139
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/strout/worthy-opponent:/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] 79bb1b9d0cefcef2d41dbe60f9fbb8d9cae3223481aa023dac5da019bc56d70a
[INFO] running `"docker" "start" "-a" "79bb1b9d0cefcef2d41dbe60f9fbb8d9cae3223481aa023dac5da019bc56d70a"`
[INFO] [stderr]    Compiling cast v0.2.2
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling itertools-num v0.1.3
[INFO] [stderr]    Compiling pest_derive v1.0.8
[INFO] [stderr]    Compiling csv-core v0.1.5
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling criterion-plot v0.2.7
[INFO] [stderr]    Compiling csv v1.0.5
[INFO] [stderr]    Compiling criterion-stats v0.3.0
[INFO] [stderr]    Compiling handlebars v1.0.5
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling quickcheck v0.7.2
[INFO] [stderr]    Compiling criterion v0.2.7
[INFO] [stderr]    Compiling worthy-opponent v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/basics.rs:120:36
[INFO] [stderr]     |
[INFO] [stderr] 120 |     fn shrink(self: &Space) -> Box<Iterator<Item=Space>> {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Space>`
[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/ggp.rs:371:95
[INFO] [stderr]     |
[INFO] [stderr] 371 | fn add_arg<'a, 'b, I: Iterator<Item=Vec<Thing<'b>>> + 'a>(sofar: I, arg: &'a Expr<'b>) -> Box<Iterator<Item=Vec<Thing<'b>>> + 'a> {
[INFO] [stderr]     |                                                                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Vec<Thing<'b>>> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ggp.rs:375:71
[INFO] [stderr]     |
[INFO] [stderr] 375 |             "and" => Box::new(args.iter().fold(Box::new(sofar) as Box<Iterator<Item=_>>, add_arg)),
[INFO] [stderr]     |                                                                       ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=_>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ggp.rs:384:89
[INFO] [stderr]     |
[INFO] [stderr] 384 | fn add_args<'a, 'b, I: Iterator<Item=&'a Expr<'b>>>(head: &'a Expr<'b>, from: I) -> Box<Iterator<Item=Fact<'b>> + 'a> {
[INFO] [stderr]     |                                                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Fact<'b>> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ggp.rs:385:46
[INFO] [stderr]     |
[INFO] [stderr] 385 |     let base = Box::new(once(vec![])) as Box<Iterator<Item=_>>;
[INFO] [stderr]     |                                              ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=_>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ggp.rs:510:56
[INFO] [stderr]     |
[INFO] [stderr] 510 |     pub fn query<'b>(&'b self, expr: &'b IExpr) -> Box<Iterator<Item=IExpr> + 'b> {
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=IExpr> + 'b`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ggp.rs:521:74
[INFO] [stderr]     |
[INFO] [stderr] 521 |     fn query_inner<'b>(&'b self, expr: ValExpr, asg: Assignments) -> Box<Iterator<Item=Assignments> + 'b> {
[INFO] [stderr]     |                                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=Assignments> + 'b`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ggp.rs:529:118
[INFO] [stderr]     |
[INFO] [stderr] 529 |                     body.iter().fold(Box::new(asg.unify_val(&expr, &head).map(|asg| (asg, vars)).into_iter()) as Box<Iterator<Item=(Assignments, HashMap<usize, usize>)> + 'b>, move |asgs, t| {
[INFO] [stderr]     |                                                                                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=(Assignments, HashMap<usize, usize>)> + 'b`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]    --> src/ggp.rs:214:19
[INFO] [stderr]     |
[INFO] [stderr] 214 |     let mut s = s.trim_left();
[INFO] [stderr]     |                   ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left': superseded by `trim_start`
[INFO] [stderr]    --> src/ggp.rs:216:51
[INFO] [stderr]     |
[INFO] [stderr] 216 |         s = &s[s.find('\n').unwrap_or(s.len())..].trim_left();
[INFO] [stderr]     |                                                   ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.94s
[INFO] running `"docker" "inspect" "79bb1b9d0cefcef2d41dbe60f9fbb8d9cae3223481aa023dac5da019bc56d70a"`
[INFO] running `"docker" "rm" "-f" "79bb1b9d0cefcef2d41dbe60f9fbb8d9cae3223481aa023dac5da019bc56d70a"`
[INFO] [stdout] 79bb1b9d0cefcef2d41dbe60f9fbb8d9cae3223481aa023dac5da019bc56d70a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/strout/worthy-opponent:/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] 0a842b10e63d6d9c48031c18c0cd0ca0cb3aeb7795ce0c73df18f9d5a379dc81
[INFO] running `"docker" "start" "-a" "0a842b10e63d6d9c48031c18c0cd0ca0cb3aeb7795ce0c73df18f9d5a379dc81"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/worthy_opponent-9d78671e5d3a1874
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test ninemensmorris::tests::all_spaces_in_seen_by_four ... ok
[INFO] [stdout] test ninemensmorris::tests::adjacency_is_mutual ... ok
[INFO] [stdout] test ggp::tests::tic_tac_toe ... ok
[INFO] [stdout] test ggp::tests::preds ... ok
[INFO] [stdout] test ggp::tests::atoms ... ok
[INFO] [stdout] test basics::tests::history_present_iff_added ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/two_player-b453c246068ccb6f
[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]      Running /opt/crater/target/debug/deps/worthy_opponent-cb02d322dfde58a3
[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 worthy-opponent
[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" "0a842b10e63d6d9c48031c18c0cd0ca0cb3aeb7795ce0c73df18f9d5a379dc81"`
[INFO] running `"docker" "rm" "-f" "0a842b10e63d6d9c48031c18c0cd0ca0cb3aeb7795ce0c73df18f9d5a379dc81"`
[INFO] [stdout] 0a842b10e63d6d9c48031c18c0cd0ca0cb3aeb7795ce0c73df18f9d5a379dc81