[INFO] updating cached repository https://github.com/Isaac-Lozano/um-rust
[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] 54183eeb66bf05b8a9c305425716d2c4c824a369
[INFO] checking Isaac-Lozano/um-rust against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIsaac-Lozano%2Fum-rust" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Isaac-Lozano/um-rust 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/Isaac-Lozano/um-rust
[INFO] finished tweaking git repo https://github.com/Isaac-Lozano/um-rust
[INFO] tweaked toml for git repo https://github.com/Isaac-Lozano/um-rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Isaac-Lozano/um-rust 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] ce9aeb60ea6f92e4b4886ebf32401656af8aa5059b21f5d2e5915ca1f33053a4
[INFO] running `"docker" "start" "-a" "ce9aeb60ea6f92e4b4886ebf32401656af8aa5059b21f5d2e5915ca1f33053a4"`
[INFO] [stderr]     Checking um v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/um.rs:152:24
[INFO] [stderr]     |
[INFO] [stderr] 152 |         let operator = try!(self.zero
[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/um.rs:235:28
[INFO] [stderr]     |
[INFO] [stderr] 235 |             self.regs[a] = try!(self.zero.get(self.regs[c] as usize).ok_or(UmError::InvalidArrayAccess)).clone();
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/um.rs:239:28
[INFO] [stderr]     |
[INFO] [stderr] 239 |             self.regs[a] = try!(self.arrays
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/um.rs:258:14
[INFO] [stderr]     |
[INFO] [stderr] 258 |             *try!(self.arrays
[INFO] [stderr]     |              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/um.rs:363:25
[INFO] [stderr]     |
[INFO] [stderr] 363 |             self.zero = try!(self.arrays
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:24:19
[INFO] [stderr]    |
[INFO] [stderr] 24 |         let len = try!(file.read(&mut buf));
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/um.rs:7:36
[INFO] [stderr]   |
[INFO] [stderr] 7 | const OP_FUNCTION_TABLE: [&'static Fn(&mut Um, usize, usize, usize, u32) -> UmResult<bool>; 14] =
[INFO] [stderr]   |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Um, usize, usize, usize, u32) -> UmResult<bool>`
[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/um.rs:104:32
[INFO] [stderr]     |
[INFO] [stderr] 104 |     fn cause(&self) -> Option<&Error>
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/um.rs:152:24
[INFO] [stderr]     |
[INFO] [stderr] 152 |         let operator = try!(self.zero
[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/um.rs:235:28
[INFO] [stderr]     |
[INFO] [stderr] 235 |             self.regs[a] = try!(self.zero.get(self.regs[c] as usize).ok_or(UmError::InvalidArrayAccess)).clone();
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/um.rs:239:28
[INFO] [stderr]     |
[INFO] [stderr] 239 |             self.regs[a] = try!(self.arrays
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/um.rs:258:14
[INFO] [stderr]     |
[INFO] [stderr] 258 |             *try!(self.arrays
[INFO] [stderr]     |              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/um.rs:363:25
[INFO] [stderr]     |
[INFO] [stderr] 363 |             self.zero = try!(self.arrays
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:24:19
[INFO] [stderr]    |
[INFO] [stderr] 24 |         let len = try!(file.read(&mut buf));
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/um.rs:7:36
[INFO] [stderr]   |
[INFO] [stderr] 7 | const OP_FUNCTION_TABLE: [&'static Fn(&mut Um, usize, usize, usize, u32) -> UmResult<bool>; 14] =
[INFO] [stderr]   |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Um, usize, usize, usize, u32) -> UmResult<bool>`
[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/um.rs:104:32
[INFO] [stderr]     |
[INFO] [stderr] 104 |     fn cause(&self) -> Option<&Error>
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:69:82
[INFO] [stderr]    |
[INFO] [stderr] 69 |             writeln!(&mut std::io::stderr(), "{}: {}: {}", progname, filename, e.description()).unwrap();
[INFO] [stderr]    |                                                                                  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:78:26
[INFO] [stderr]    |
[INFO] [stderr] 78 |         Err(e) => barf(e.description()),
[INFO] [stderr]    |                          ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:69:82
[INFO] [stderr]    |
[INFO] [stderr] 69 |             writeln!(&mut std::io::stderr(), "{}: {}: {}", progname, filename, e.description()).unwrap();
[INFO] [stderr]    |                                                                                  ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:78:26
[INFO] [stderr]    |
[INFO] [stderr] 78 |         Err(e) => barf(e.description()),
[INFO] [stderr]    |                          ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:98:41
[INFO] [stderr]    |
[INFO] [stderr] 98 |                 println!("Error: {}", e.description());
[INFO] [stderr]    |                                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:98:41
[INFO] [stderr]    |
[INFO] [stderr] 98 |                 println!("Error: {}", e.description());
[INFO] [stderr]    |                                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `"docker" "inspect" "ce9aeb60ea6f92e4b4886ebf32401656af8aa5059b21f5d2e5915ca1f33053a4"`
[INFO] running `"docker" "rm" "-f" "ce9aeb60ea6f92e4b4886ebf32401656af8aa5059b21f5d2e5915ca1f33053a4"`
[INFO] [stdout] ce9aeb60ea6f92e4b4886ebf32401656af8aa5059b21f5d2e5915ca1f33053a4