[INFO] updating cached repository https://github.com/jongtao/rstring
[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] 8f800a15877a62491a0a40bb19dc407f4d8aba2a
[INFO] checking jongtao/rstring against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjongtao%2Frstring" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jongtao/rstring 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/jongtao/rstring
[INFO] finished tweaking git repo https://github.com/jongtao/rstring
[INFO] tweaked toml for git repo https://github.com/jongtao/rstring written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/jongtao/rstring 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 980eb469499803186b672ef37351229e1de8032727aeefbbf82bb1c0bf907565
[INFO] running `"docker" "start" "-a" "980eb469499803186b672ef37351229e1de8032727aeefbbf82bb1c0bf907565"`
[INFO] [stderr]     Checking rstring v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:210:24
[INFO] [stderr]     |
[INFO] [stderr] 210 |                     "-e6" => series = try!(set_series(&mut series_set, e_series::e6())),
[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/input.rs:211:25
[INFO] [stderr]     |
[INFO] [stderr] 211 |                     "-e12" => series = try!(set_series(&mut series_set, e_series::e12())),
[INFO] [stderr]     |                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:212:25
[INFO] [stderr]     |
[INFO] [stderr] 212 |                     "-e24" => series = try!(set_series(&mut series_set, e_series::e24())),
[INFO] [stderr]     |                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:213:25
[INFO] [stderr]     |
[INFO] [stderr] 213 |                     "-e48" => series = try!(set_series(&mut series_set, e_series::e48())),
[INFO] [stderr]     |                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:214:25
[INFO] [stderr]     |
[INFO] [stderr] 214 |                     "-e96" => series = try!(set_series(&mut series_set, e_series::e96())),
[INFO] [stderr]     |                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:215:26
[INFO] [stderr]     |
[INFO] [stderr] 215 |                     "-e192" => series = try!(set_series(&mut series_set, e_series::e192())),
[INFO] [stderr]     |                                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:218:16
[INFO] [stderr]     |
[INFO] [stderr] 218 |                         series = try!(set_series(&mut series_set, vec![]));
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:221:27
[INFO] [stderr]     |
[INFO] [stderr] 221 |                     "-csv" => out_file = try!(set_output(&mut output_set, OutputType::CSV)),
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:222:29
[INFO] [stderr]     |
[INFO] [stderr] 222 |                     "-spice" => out_file = try!(set_output(&mut output_set, OutputType::SPICE)),
[INFO] [stderr]     |                                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:226:16
[INFO] [stderr]     |
[INFO] [stderr] 226 |                         source = try!(set_source(&mut source_set, arg));
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:230:17
[INFO] [stderr]     |
[INFO] [stderr] 230 |                             series = try!(set_series(&mut series_set, e_series::e12()));
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:234:19
[INFO] [stderr]     |
[INFO] [stderr] 234 |                             out_file = try!(set_output(&mut output_set, OutputType::HUMAN));
[INFO] [stderr]     |                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:240:18
[INFO] [stderr]     |
[INFO] [stderr] 240 |                 resistance = try!(set_resistance(&mut resistance_set, arg));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:243:19
[INFO] [stderr]     |
[INFO] [stderr] 243 |                 voltages.push(try!(set_voltage(source, arg)));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:210:24
[INFO] [stderr]     |
[INFO] [stderr] 210 |                     "-e6" => series = try!(set_series(&mut series_set, e_series::e6())),
[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/input.rs:211:25
[INFO] [stderr]     |
[INFO] [stderr] 211 |                     "-e12" => series = try!(set_series(&mut series_set, e_series::e12())),
[INFO] [stderr]     |                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:212:25
[INFO] [stderr]     |
[INFO] [stderr] 212 |                     "-e24" => series = try!(set_series(&mut series_set, e_series::e24())),
[INFO] [stderr]     |                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:213:25
[INFO] [stderr]     |
[INFO] [stderr] 213 |                     "-e48" => series = try!(set_series(&mut series_set, e_series::e48())),
[INFO] [stderr]     |                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:214:25
[INFO] [stderr]     |
[INFO] [stderr] 214 |                     "-e96" => series = try!(set_series(&mut series_set, e_series::e96())),
[INFO] [stderr]     |                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:215:26
[INFO] [stderr]     |
[INFO] [stderr] 215 |                     "-e192" => series = try!(set_series(&mut series_set, e_series::e192())),
[INFO] [stderr]     |                                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:218:16
[INFO] [stderr]     |
[INFO] [stderr] 218 |                         series = try!(set_series(&mut series_set, vec![]));
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:221:27
[INFO] [stderr]     |
[INFO] [stderr] 221 |                     "-csv" => out_file = try!(set_output(&mut output_set, OutputType::CSV)),
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:222:29
[INFO] [stderr]     |
[INFO] [stderr] 222 |                     "-spice" => out_file = try!(set_output(&mut output_set, OutputType::SPICE)),
[INFO] [stderr]     |                                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:226:16
[INFO] [stderr]     |
[INFO] [stderr] 226 |                         source = try!(set_source(&mut source_set, arg));
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:230:17
[INFO] [stderr]     |
[INFO] [stderr] 230 |                             series = try!(set_series(&mut series_set, e_series::e12()));
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:234:19
[INFO] [stderr]     |
[INFO] [stderr] 234 |                             out_file = try!(set_output(&mut output_set, OutputType::HUMAN));
[INFO] [stderr]     |                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:240:18
[INFO] [stderr]     |
[INFO] [stderr] 240 |                 resistance = try!(set_resistance(&mut resistance_set, arg));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:243:19
[INFO] [stderr]     |
[INFO] [stderr] 243 |                 voltages.push(try!(set_voltage(source, arg)));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 14 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "980eb469499803186b672ef37351229e1de8032727aeefbbf82bb1c0bf907565"`
[INFO] running `"docker" "rm" "-f" "980eb469499803186b672ef37351229e1de8032727aeefbbf82bb1c0bf907565"`
[INFO] [stdout] 980eb469499803186b672ef37351229e1de8032727aeefbbf82bb1c0bf907565