[INFO] updating cached repository https://github.com/alexandercampbell/rust-cc
[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] 8caab9188cd8b063fc1a4ca0ee74755ac6ad6ce0
[INFO] checking alexandercampbell/rust-cc against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexandercampbell%2Frust-cc" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alexandercampbell/rust-cc 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/alexandercampbell/rust-cc
[INFO] finished tweaking git repo https://github.com/alexandercampbell/rust-cc
[INFO] tweaked toml for git repo https://github.com/alexandercampbell/rust-cc written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/alexandercampbell/rust-cc 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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 3b61457bbef145c31ab04a65add3ea40ef14e52a5f72302a3ef85d7dd3373f66
[INFO] running `"docker" "start" "-a" "3b61457bbef145c31ab04a65add3ea40ef14e52a5f72302a3ef85d7dd3373f66"`
[INFO] [stderr]     Checking rust-cc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/interpreter/mod.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     try!(checker::check_program(program));
[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/parser/build.rs:43:45
[INFO] [stderr]    |
[INFO] [stderr] 43 | ...                   let first_arg = try!(expression(context));
[INFO] [stderr]    |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parser/build.rs:49:74
[INFO] [stderr]    |
[INFO] [stderr] 49 | ...                   Some(Token::Comma) => arguments.push(try!(expression(context))),
[INFO] [stderr]    |                                                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parser/build.rs:91:23
[INFO] [stderr]    |
[INFO] [stderr] 91 |             let rhs = try!(atom(context));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser/build.rs:130:20
[INFO] [stderr]     |
[INFO] [stderr] 130 |     let lhs_node = try!(build_subtree(context));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser/build.rs:149:20
[INFO] [stderr]     |
[INFO] [stderr] 149 |     let rhs_node = try!(binary_operator_helper(context, allowed_operators, build_subtree));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser/build.rs:184:16
[INFO] [stderr]     |
[INFO] [stderr] 184 |     let expr = try!(expression(context));
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser/build.rs:211:41
[INFO] [stderr]     |
[INFO] [stderr] 211 |                         let statement = try!(statement(context));
[INFO] [stderr]     |                                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser/build.rs:221:29
[INFO] [stderr]     |
[INFO] [stderr] 221 |             let statement = try!(statement(context));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser/build.rs:262:29
[INFO] [stderr]     |
[INFO] [stderr] 262 |             let first_arg = try!(declaration(context));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser/build.rs:268:59
[INFO] [stderr]     |
[INFO] [stderr] 268 |                     Some(Token::Comma)  => arguments.push(try!(declaration(context))),
[INFO] [stderr]     |                                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser/build.rs:280:22
[INFO] [stderr]     |
[INFO] [stderr] 280 |     let statements = try!(statement_block(context));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser/build.rs:440:35
[INFO] [stderr]     |
[INFO] [stderr] 440 |                 let declaration = try!(declaration(context));
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser/build.rs:461:40
[INFO] [stderr]     |
[INFO] [stderr] 461 |                         let function = try!(function_definition(context, declaration));
[INFO] [stderr]     |                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser/lexer/mod.rs:123:34
[INFO] [stderr]     |
[INFO] [stderr] 123 |                     let number = try!(lex_subroutines::number(&mut context));
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser/lexer/mod.rs:130:47
[INFO] [stderr]     |
[INFO] [stderr] 130 |                 '"' => push_tok(Token::String(try!(lex_subroutines::string(&mut context)))),
[INFO] [stderr]     |                                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/interpreter/mod.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     try!(checker::check_program(program));
[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/parser/build.rs:43:45
[INFO] [stderr]    |
[INFO] [stderr] 43 | ...                   let first_arg = try!(expression(context));
[INFO] [stderr]    |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parser/build.rs:49:74
[INFO] [stderr]    |
[INFO] [stderr] 49 | ...                   Some(Token::Comma) => arguments.push(try!(expression(context))),
[INFO] [stderr]    |                                                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parser/build.rs:91:23
[INFO] [stderr]    |
[INFO] [stderr] 91 |             let rhs = try!(atom(context));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser/build.rs:130:20
[INFO] [stderr]     |
[INFO] [stderr] 130 |     let lhs_node = try!(build_subtree(context));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser/build.rs:149:20
[INFO] [stderr]     |
[INFO] [stderr] 149 |     let rhs_node = try!(binary_operator_helper(context, allowed_operators, build_subtree));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser/build.rs:184:16
[INFO] [stderr]     |
[INFO] [stderr] 184 |     let expr = try!(expression(context));
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser/build.rs:211:41
[INFO] [stderr]     |
[INFO] [stderr] 211 |                         let statement = try!(statement(context));
[INFO] [stderr]     |                                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser/build.rs:221:29
[INFO] [stderr]     |
[INFO] [stderr] 221 |             let statement = try!(statement(context));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser/build.rs:262:29
[INFO] [stderr]     |
[INFO] [stderr] 262 |             let first_arg = try!(declaration(context));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser/build.rs:268:59
[INFO] [stderr]     |
[INFO] [stderr] 268 |                     Some(Token::Comma)  => arguments.push(try!(declaration(context))),
[INFO] [stderr]     |                                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser/build.rs:280:22
[INFO] [stderr]     |
[INFO] [stderr] 280 |     let statements = try!(statement_block(context));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parser/mod.rs:35:18
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let tokens = try!(lexer::lex(s));
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser/build.rs:440:35
[INFO] [stderr]     |
[INFO] [stderr] 440 |                 let declaration = try!(declaration(context));
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parser/mod.rs:46:16
[INFO] [stderr]    |
[INFO] [stderr] 46 |     let expr = try!(build::expression(&mut context));
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parser/mod.rs:59:18
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let tokens = try!(lexer::lex(s));
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser/build.rs:461:40
[INFO] [stderr]     |
[INFO] [stderr] 461 |                         let function = try!(function_definition(context, declaration));
[INFO] [stderr]     |                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/source.rs:20:21
[INFO] [stderr]    |
[INFO] [stderr] 20 |         let mut f = try!(fs::File::open(location));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/source.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |         try!(f.read_to_string(&mut s));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/parser/lexer/lex_subroutines.rs:26:16
[INFO] [stderr]    |
[INFO] [stderr] 26 |             '0'...'9' => (),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser/lexer/mod.rs:123:34
[INFO] [stderr]     |
[INFO] [stderr] 123 |                     let number = try!(lex_subroutines::number(&mut context));
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/parser/lexer/lex_subroutines.rs:87:16
[INFO] [stderr]    |
[INFO] [stderr] 87 |             'A'...'Z'|'a'...'z'|'0'...'9'|'_' => literal.push(ch),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/parser/lexer/lex_subroutines.rs:87:26
[INFO] [stderr]    |
[INFO] [stderr] 87 |             'A'...'Z'|'a'...'z'|'0'...'9'|'_' => literal.push(ch),
[INFO] [stderr]    |                          ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser/lexer/mod.rs:130:47
[INFO] [stderr]     |
[INFO] [stderr] 130 |                 '"' => push_tok(Token::String(try!(lex_subroutines::string(&mut context)))),
[INFO] [stderr]     |                                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/parser/lexer/lex_subroutines.rs:87:36
[INFO] [stderr]    |
[INFO] [stderr] 87 |             'A'...'Z'|'a'...'z'|'0'...'9'|'_' => literal.push(ch),
[INFO] [stderr]    |                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser/lexer/mod.rs:121:20
[INFO] [stderr]     |
[INFO] [stderr] 121 |                 '0'...'9'|'.' => {
[INFO] [stderr]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parser/mod.rs:35:18
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let tokens = try!(lexer::lex(s));
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser/lexer/mod.rs:126:20
[INFO] [stderr]     |
[INFO] [stderr] 126 |                 'a'...'z'|'A'...'Z'|'_' => {
[INFO] [stderr]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parser/mod.rs:46:16
[INFO] [stderr]    |
[INFO] [stderr] 46 |     let expr = try!(build::expression(&mut context));
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parser/mod.rs:59:18
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let tokens = try!(lexer::lex(s));
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser/lexer/mod.rs:126:30
[INFO] [stderr]     |
[INFO] [stderr] 126 |                 'a'...'z'|'A'...'Z'|'_' => {
[INFO] [stderr]     |                              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/source.rs:20:21
[INFO] [stderr]    |
[INFO] [stderr] 20 |         let mut f = try!(fs::File::open(location));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/source.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |         try!(f.read_to_string(&mut s));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/source.rs:19:59
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn from_disk(location: &Path) -> Result<Self, Box<Error>> {
[INFO] [stderr]    |                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/parser/lexer/lex_subroutines.rs:26:16
[INFO] [stderr]    |
[INFO] [stderr] 26 |             '0'...'9' => (),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/parser/lexer/lex_subroutines.rs:87:16
[INFO] [stderr]    |
[INFO] [stderr] 87 |             'A'...'Z'|'a'...'z'|'0'...'9'|'_' => literal.push(ch),
[INFO] [stderr]    |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/parser/lexer/lex_subroutines.rs:87:26
[INFO] [stderr]    |
[INFO] [stderr] 87 |             'A'...'Z'|'a'...'z'|'0'...'9'|'_' => literal.push(ch),
[INFO] [stderr]    |                          ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/parser/lexer/lex_subroutines.rs:87:36
[INFO] [stderr]    |
[INFO] [stderr] 87 |             'A'...'Z'|'a'...'z'|'0'...'9'|'_' => literal.push(ch),
[INFO] [stderr]    |                                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser/lexer/mod.rs:121:20
[INFO] [stderr]     |
[INFO] [stderr] 121 |                 '0'...'9'|'.' => {
[INFO] [stderr]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser/lexer/mod.rs:126:20
[INFO] [stderr]     |
[INFO] [stderr] 126 |                 'a'...'z'|'A'...'Z'|'_' => {
[INFO] [stderr]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/parser/lexer/mod.rs:126:30
[INFO] [stderr]     |
[INFO] [stderr] 126 |                 'a'...'z'|'A'...'Z'|'_' => {
[INFO] [stderr]     |                              ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/source.rs:19:59
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn from_disk(location: &Path) -> Result<Self, Box<Error>> {
[INFO] [stderr]    |                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 29 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 29 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `"docker" "inspect" "3b61457bbef145c31ab04a65add3ea40ef14e52a5f72302a3ef85d7dd3373f66"`
[INFO] running `"docker" "rm" "-f" "3b61457bbef145c31ab04a65add3ea40ef14e52a5f72302a3ef85d7dd3373f66"`
[INFO] [stdout] 3b61457bbef145c31ab04a65add3ea40ef14e52a5f72302a3ef85d7dd3373f66