[INFO] updating cached repository https://github.com/samdoiron/lithp
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c3230eaacd3a82327960d1a244213fa1535f9dc7
[INFO] checking samdoiron/lithp against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsamdoiron%2Flithp" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/samdoiron/lithp on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/samdoiron/lithp
[INFO] finished tweaking git repo https://github.com/samdoiron/lithp
[INFO] tweaked toml for git repo https://github.com/samdoiron/lithp written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/samdoiron/lithp already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ec85a51fb5c86b95f9bd0f85bf65a0d00fe55df9495e2c0ebdf0415001f5389f
[INFO] running `"docker" "start" "-a" "ec85a51fb5c86b95f9bd0f85bf65a0d00fe55df9495e2c0ebdf0415001f5389f"`
[INFO] [stderr]     Checking lithp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/eval.rs:31:32
[INFO] [stderr]    |
[INFO] [stderr] 31 |                 evaluated.push(try!(eval_atom(scope.clone(), atom)));
[INFO] [stderr]    |                                ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/eval.rs:64:40
[INFO] [stderr]    |
[INFO] [stderr] 64 |                         evaluated.push(try!(eval_atom(scope.clone(), atom)));
[INFO] [stderr]    |                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/eval.rs:82:39
[INFO] [stderr]    |
[INFO] [stderr] 82 |     let (binding_list, expressions) = try!(split_let_body(cdr));
[INFO] [stderr]    |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/eval.rs:84:20
[INFO] [stderr]    |
[INFO] [stderr] 84 |     let bindings = try!(extract_bindings(binding_list.clone()));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/eval.rs:86:21
[INFO] [stderr]    |
[INFO] [stderr] 86 |         let value = try!(eval_atom(scope.clone(), expression));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/eval.rs:96:39
[INFO] [stderr]    |
[INFO] [stderr] 96 |     let (binding_list, expressions) = try!(split_let_body(cdr));
[INFO] [stderr]    |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/eval.rs:98:20
[INFO] [stderr]    |
[INFO] [stderr] 98 |     let bindings = try!(extract_bindings(binding_list.clone()));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:100:21
[INFO] [stderr]     |
[INFO] [stderr] 100 |         let value = try!(eval_atom(new_scope.clone(), expression));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:113:29
[INFO] [stderr]     |
[INFO] [stderr] 113 |             let evaluated = try!(eval_atom(scope.clone(), cdr[1].clone()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:129:37
[INFO] [stderr]     |
[INFO] [stderr] 129 |                     let evaluated = try!(eval_atom(scope.clone(), cdr[1].clone()));
[INFO] [stderr]     |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:173:25
[INFO] [stderr]     |
[INFO] [stderr] 173 |         let evaluated = try!(eval_atom(scope.clone(), arg.clone()));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:188:43
[INFO] [stderr]     |
[INFO] [stderr] 188 |                 let evaluated_condition = try!(eval_atom(scope.clone(),
[INFO] [stderr]     |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:204:25
[INFO] [stderr]     |
[INFO] [stderr] 204 |         let evaluated = try!(eval_atom(scope.clone(), arg.clone()));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:359:23
[INFO] [stderr]     |
[INFO] [stderr] 359 |         bindings.push(try!(extract_binding(atom)));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/tokenizer.rs:16:21
[INFO] [stderr]    |
[INFO] [stderr] 16 |         let token = try!(match_token(token));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parser.rs:19:17
[INFO] [stderr]    |
[INFO] [stderr] 19 |                 try!(fmt.write_str("( "));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parser.rs:21:21
[INFO] [stderr]    |
[INFO] [stderr] 21 |                     try!(atom.fmt(fmt));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parser.rs:22:21
[INFO] [stderr]    |
[INFO] [stderr] 22 |                     try!(fmt.write_char(' '));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parser.rs:24:17
[INFO] [stderr]    |
[INFO] [stderr] 24 |                 try!(fmt.write_str(")"));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parser.rs:31:17
[INFO] [stderr]    |
[INFO] [stderr] 31 |                 try!(fmt.write_str("' "));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parser.rs:76:28
[INFO] [stderr]    |
[INFO] [stderr] 76 |                 let atom = try!(self.parse_atom());
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parser.rs:78:29
[INFO] [stderr]    |
[INFO] [stderr] 78 |                 let atoms = try!(self.parse_atoms());
[INFO] [stderr]    |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parser.rs:91:28
[INFO] [stderr]    |
[INFO] [stderr] 91 |                 let atom = try!(self.parse_atom());
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:102:20
[INFO] [stderr]     |
[INFO] [stderr] 102 |         let body = try!(self.parse_list_body());
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eval.rs:295:30
[INFO] [stderr]     |
[INFO] [stderr] 295 | fn math(start: i64, reduce: &Fn(i64, &i64) -> i64, cdr: &[Atom])
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(i64, &i64) -> i64`
[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/eval.rs:302:24
[INFO] [stderr]     |
[INFO] [stderr] 302 | fn math_first(reduce: &Fn(i64, &i64) -> i64, cdr: &[Atom]) 
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(i64, &i64) -> i64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eval.rs:325:45
[INFO] [stderr]     |
[INFO] [stderr] 325 | fn binary_int_predicate(args: &[Atom], op: &Fn(i64, i64) -> bool) -> BasicResult<Atom> {
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(i64, i64) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/eval.rs:31:32
[INFO] [stderr]    |
[INFO] [stderr] 31 |                 evaluated.push(try!(eval_atom(scope.clone(), atom)));
[INFO] [stderr]    |                                ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/eval.rs:64:40
[INFO] [stderr]    |
[INFO] [stderr] 64 |                         evaluated.push(try!(eval_atom(scope.clone(), atom)));
[INFO] [stderr]    |                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/eval.rs:82:39
[INFO] [stderr]    |
[INFO] [stderr] 82 |     let (binding_list, expressions) = try!(split_let_body(cdr));
[INFO] [stderr]    |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/eval.rs:84:20
[INFO] [stderr]    |
[INFO] [stderr] 84 |     let bindings = try!(extract_bindings(binding_list.clone()));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/eval.rs:86:21
[INFO] [stderr]    |
[INFO] [stderr] 86 |         let value = try!(eval_atom(scope.clone(), expression));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/eval.rs:96:39
[INFO] [stderr]    |
[INFO] [stderr] 96 |     let (binding_list, expressions) = try!(split_let_body(cdr));
[INFO] [stderr]    |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/eval.rs:98:20
[INFO] [stderr]    |
[INFO] [stderr] 98 |     let bindings = try!(extract_bindings(binding_list.clone()));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:100:21
[INFO] [stderr]     |
[INFO] [stderr] 100 |         let value = try!(eval_atom(new_scope.clone(), expression));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:113:29
[INFO] [stderr]     |
[INFO] [stderr] 113 |             let evaluated = try!(eval_atom(scope.clone(), cdr[1].clone()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:129:37
[INFO] [stderr]     |
[INFO] [stderr] 129 |                     let evaluated = try!(eval_atom(scope.clone(), cdr[1].clone()));
[INFO] [stderr]     |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:173:25
[INFO] [stderr]     |
[INFO] [stderr] 173 |         let evaluated = try!(eval_atom(scope.clone(), arg.clone()));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:188:43
[INFO] [stderr]     |
[INFO] [stderr] 188 |                 let evaluated_condition = try!(eval_atom(scope.clone(),
[INFO] [stderr]     |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:204:25
[INFO] [stderr]     |
[INFO] [stderr] 204 |         let evaluated = try!(eval_atom(scope.clone(), arg.clone()));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/eval.rs:359:23
[INFO] [stderr]     |
[INFO] [stderr] 359 |         bindings.push(try!(extract_binding(atom)));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/tokenizer.rs:16:21
[INFO] [stderr]    |
[INFO] [stderr] 16 |         let token = try!(match_token(token));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parser.rs:19:17
[INFO] [stderr]    |
[INFO] [stderr] 19 |                 try!(fmt.write_str("( "));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parser.rs:21:21
[INFO] [stderr]    |
[INFO] [stderr] 21 |                     try!(atom.fmt(fmt));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parser.rs:22:21
[INFO] [stderr]    |
[INFO] [stderr] 22 |                     try!(fmt.write_char(' '));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parser.rs:24:17
[INFO] [stderr]    |
[INFO] [stderr] 24 |                 try!(fmt.write_str(")"));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parser.rs:31:17
[INFO] [stderr]    |
[INFO] [stderr] 31 |                 try!(fmt.write_str("' "));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parser.rs:76:28
[INFO] [stderr]    |
[INFO] [stderr] 76 |                 let atom = try!(self.parse_atom());
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parser.rs:78:29
[INFO] [stderr]    |
[INFO] [stderr] 78 |                 let atoms = try!(self.parse_atoms());
[INFO] [stderr]    |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parser.rs:91:28
[INFO] [stderr]    |
[INFO] [stderr] 91 |                 let atom = try!(self.parse_atom());
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:102:20
[INFO] [stderr]     |
[INFO] [stderr] 102 |         let body = try!(self.parse_list_body());
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eval.rs:295:30
[INFO] [stderr]     |
[INFO] [stderr] 295 | fn math(start: i64, reduce: &Fn(i64, &i64) -> i64, cdr: &[Atom])
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(i64, &i64) -> i64`
[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/eval.rs:302:24
[INFO] [stderr]     |
[INFO] [stderr] 302 | fn math_first(reduce: &Fn(i64, &i64) -> i64, cdr: &[Atom]) 
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(i64, &i64) -> i64`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/eval.rs:325:45
[INFO] [stderr]     |
[INFO] [stderr] 325 | fn binary_int_predicate(args: &[Atom], op: &Fn(i64, i64) -> bool) -> BasicResult<Atom> {
[INFO] [stderr]     |                                             ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(i64, i64) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: 27 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 27 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `"docker" "inspect" "ec85a51fb5c86b95f9bd0f85bf65a0d00fe55df9495e2c0ebdf0415001f5389f"`
[INFO] running `"docker" "rm" "-f" "ec85a51fb5c86b95f9bd0f85bf65a0d00fe55df9495e2c0ebdf0415001f5389f"`
[INFO] [stdout] ec85a51fb5c86b95f9bd0f85bf65a0d00fe55df9495e2c0ebdf0415001f5389f