[INFO] fetching crate simplisp 0.4.0...
[INFO] checking simplisp-0.4.0 against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] extracting crate simplisp 0.4.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate simplisp 0.4.0 on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simplisp 0.4.0
[INFO] finished tweaking crates.io crate simplisp 0.4.0
[INFO] tweaked toml for crates.io crate simplisp 0.4.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b9e1fe6a69ba71dff39437d777175e99630a20b634b21be455e55809443a756
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4b9e1fe6a69ba71dff39437d777175e99630a20b634b21be455e55809443a756", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b9e1fe6a69ba71dff39437d777175e99630a20b634b21be455e55809443a756", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b9e1fe6a69ba71dff39437d777175e99630a20b634b21be455e55809443a756", kill_on_drop: false }`
[INFO] [stdout] 4b9e1fe6a69ba71dff39437d777175e99630a20b634b21be455e55809443a756
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6c1d17f2da599b8615e37879e3f84a80d4ab640264bd3dad296aad3d6cd1981
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d6c1d17f2da599b8615e37879e3f84a80d4ab640264bd3dad296aad3d6cd1981", kill_on_drop: false }`
[INFO] [stderr]     Checking simplisp v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lisp/abstract_syntax_tree.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 |                 root: try!(Self::parse_program_text(program_text)),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lisp/abstract_syntax_tree.rs:40:38
[INFO] [stdout]    |
[INFO] [stdout] 40 |                     let inner_node = try!(Self::parse(enumerated_text, program_text));
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lisp/abstract_syntax_tree.rs:77:61
[INFO] [stdout]    |
[INFO] [stdout] 77 | ...                   let string_object = try!(Self::parse_double_quoted_text(index, enumerated_text, program_text));
[INFO] [stdout]    |                                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lisp/abstract_syntax_tree.rs:82:61
[INFO] [stdout]    |
[INFO] [stdout] 82 | ...                   let string_object = try!(Self::parse_single_quoted_text(index, enumerated_text, program_text));
[INFO] [stdout]    |                                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lisp/abstract_syntax_tree.rs:127:24
[INFO] [stdout]     |
[INFO] [stdout] 127 |             let root = try!(Self::parse(&mut enumerated_text, program_text));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lisp/environment.rs:46:37
[INFO] [stdout]    |
[INFO] [stdout] 46 | ...                   None => try!(self.symbol_stack_search(&symbol)),
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lisp/environment.rs:67:22
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let result = try!(self.evaluate(arg, &execution_tree_root_object));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lisp/environment.rs:84:19
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let ast = try!(AbstractSyntaxTree::new(source));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lisp/environment.rs:86:30
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let execution_tree = try!(ExecutionTree::new(&ast));
[INFO] [stdout]    |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lisp/environment.rs:118:37
[INFO] [stdout]     |
[INFO] [stdout] 118 | ...                   None => try!(self.symbol_stack_search(&symbol)),
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lisp/environment.rs:129:49
[INFO] [stdout]     |
[INFO] [stdout] 129 | ...                   result.push(try!(self.evaluate(arg, &object)));
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lisp/environment.rs:138:37
[INFO] [stdout]     |
[INFO] [stdout] 138 |                         result.push(try!(self.evaluate(arg, &other)));
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lisp/environment.rs:140:41
[INFO] [stdout]     |
[INFO] [stdout] 140 | ...                   result.push(try!(self.evaluate(arg, &object)));
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lisp/execution_tree.rs:16:20
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let root = try!(Self::visit_node(abstract_root.deref()));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lisp/execution_tree.rs:73:36
[INFO] [stdout]    |
[INFO] [stdout] 73 |                     let new_node = try!(Self::visit_node(inner_node));
[INFO] [stdout]    |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lisp/execution_tree.rs:78:38
[INFO] [stdout]    |
[INFO] [stdout] 78 |                     let new_object = try!(Self::visit_string(string));
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lisp/execution_tree.rs:128:46
[INFO] [stdout]     |
[INFO] [stdout] 128 | ...                   let string = try!(Self::convert_escape_sequences(&string[1..(byte_len - 1)]));
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lisp/execution_tree.rs:138:46
[INFO] [stdout]     |
[INFO] [stdout] 138 | ...                   let string = try!(Self::convert_escape_sequences(&string[1..(byte_len - 1)]));
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lisp/execution_tree_node.rs:34:26
[INFO] [stdout]    |
[INFO] [stdout] 34 |             let string = try!(object.to_string());
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lisp/execution_tree_object.rs:132:57
[INFO] [stdout]     |
[INFO] [stdout] 132 |                 &ExecutionTreeObject::Node(ref some) => try!(some.to_string()),
[INFO] [stdout]     |                                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error/mod.rs:50:33
[INFO] [stdout]    |
[INFO] [stdout] 50 |         ErrorWrapper(cause: Box<StdError + Send>) {
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdError + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lisp/abstract_syntax_tree.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 |                 root: try!(Self::parse_program_text(program_text)),
[INFO] [stdout]    |                       ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lisp/abstract_syntax_tree.rs:40:38
[INFO] [stdout]    |
[INFO] [stdout] 40 |                     let inner_node = try!(Self::parse(enumerated_text, program_text));
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lisp/abstract_syntax_tree.rs:77:61
[INFO] [stdout]    |
[INFO] [stdout] 77 | ...                   let string_object = try!(Self::parse_double_quoted_text(index, enumerated_text, program_text));
[INFO] [stdout]    |                                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lisp/abstract_syntax_tree.rs:82:61
[INFO] [stdout]    |
[INFO] [stdout] 82 | ...                   let string_object = try!(Self::parse_single_quoted_text(index, enumerated_text, program_text));
[INFO] [stdout]    |                                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lisp/abstract_syntax_tree.rs:127:24
[INFO] [stdout]     |
[INFO] [stdout] 127 |             let root = try!(Self::parse(&mut enumerated_text, program_text));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lisp/environment.rs:46:37
[INFO] [stdout]    |
[INFO] [stdout] 46 | ...                   None => try!(self.symbol_stack_search(&symbol)),
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lisp/environment.rs:67:22
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let result = try!(self.evaluate(arg, &execution_tree_root_object));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lisp/environment.rs:84:19
[INFO] [stdout]    |
[INFO] [stdout] 84 |         let ast = try!(AbstractSyntaxTree::new(source));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lisp/environment.rs:86:30
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let execution_tree = try!(ExecutionTree::new(&ast));
[INFO] [stdout]    |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lisp/environment.rs:118:37
[INFO] [stdout]     |
[INFO] [stdout] 118 | ...                   None => try!(self.symbol_stack_search(&symbol)),
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lisp/environment.rs:129:49
[INFO] [stdout]     |
[INFO] [stdout] 129 | ...                   result.push(try!(self.evaluate(arg, &object)));
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lisp/environment.rs:138:37
[INFO] [stdout]     |
[INFO] [stdout] 138 |                         result.push(try!(self.evaluate(arg, &other)));
[INFO] [stdout]     |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lisp/environment.rs:140:41
[INFO] [stdout]     |
[INFO] [stdout] 140 | ...                   result.push(try!(self.evaluate(arg, &object)));
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lisp/execution_tree.rs:16:20
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let root = try!(Self::visit_node(abstract_root.deref()));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lisp/execution_tree.rs:73:36
[INFO] [stdout]    |
[INFO] [stdout] 73 |                     let new_node = try!(Self::visit_node(inner_node));
[INFO] [stdout]    |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lisp/execution_tree.rs:78:38
[INFO] [stdout]    |
[INFO] [stdout] 78 |                     let new_object = try!(Self::visit_string(string));
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lisp/execution_tree.rs:128:46
[INFO] [stdout]     |
[INFO] [stdout] 128 | ...                   let string = try!(Self::convert_escape_sequences(&string[1..(byte_len - 1)]));
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lisp/execution_tree.rs:138:46
[INFO] [stdout]     |
[INFO] [stdout] 138 | ...                   let string = try!(Self::convert_escape_sequences(&string[1..(byte_len - 1)]));
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lisp/execution_tree_node.rs:34:26
[INFO] [stdout]    |
[INFO] [stdout] 34 |             let string = try!(object.to_string());
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lisp/execution_tree_object.rs:132:57
[INFO] [stdout]     |
[INFO] [stdout] 132 |                 &ExecutionTreeObject::Node(ref some) => try!(some.to_string()),
[INFO] [stdout]     |                                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/error/mod.rs:50:33
[INFO] [stdout]    |
[INFO] [stdout] 50 |         ErrorWrapper(cause: Box<StdError + Send>) {
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StdError + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error/mod.rs:51:31
[INFO] [stdout]    |
[INFO] [stdout] 51 |             description(cause.description())
[INFO] [stdout]    |                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error/mod.rs:51:31
[INFO] [stdout]    |
[INFO] [stdout] 51 |             description(cause.description())
[INFO] [stdout]    |                               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "d6c1d17f2da599b8615e37879e3f84a80d4ab640264bd3dad296aad3d6cd1981", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6c1d17f2da599b8615e37879e3f84a80d4ab640264bd3dad296aad3d6cd1981", kill_on_drop: false }`
[INFO] [stdout] d6c1d17f2da599b8615e37879e3f84a80d4ab640264bd3dad296aad3d6cd1981
