[INFO] crate cargo-benchcmp 0.4.2 is already in cache
[INFO] checking cargo-benchcmp-0.4.2 against try#d27c6c6a469a28343396a8f3ac1c9d403aabda69 for pr-66037
[INFO] extracting crate cargo-benchcmp 0.4.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate cargo-benchcmp 0.4.2 on toolchain d27c6c6a469a28343396a8f3ac1c9d403aabda69
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate cargo-benchcmp 0.4.2
[INFO] finished tweaking crates.io crate cargo-benchcmp 0.4.2
[INFO] tweaked toml for crates.io crate cargo-benchcmp 0.4.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "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] e8e29fe2280bb8db7225290a74a60cd639083028e611174cff60b317ba670d10
[INFO] running `"docker" "start" "-a" "e8e29fe2280bb8db7225290a74a60cd639083028e611174cff60b317ba670d10"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]     Checking strsim v0.9.3
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking quickcheck v0.8.5
[INFO] [stderr]     Checking docopt v1.1.0
[INFO] [stderr]     Checking prettytable-rs v0.6.7
[INFO] [stderr]     Checking cargo-benchcmp v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:102:23
[INFO] [stderr]     |
[INFO] [stderr] 102 |         let benches = try!(self.parse_benchmarks()).paired();
[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/main.rs:138:36
[INFO] [stderr]     |
[INFO] [stderr] 138 |                     When::Never => try!(output.print(&mut io::stdout())),
[INFO] [stderr]     |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:207:31
[INFO] [stderr]     |
[INFO] [stderr] 207 |                 let benches = try!(Args::parse_buffer(stdin_lock));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:220:21
[INFO] [stderr]     |
[INFO] [stderr] 220 |         let b_old = try!(Args::parse_buffer(io::BufReader::new(try!(open_file(&self.arg_old)))));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:220:64
[INFO] [stderr]     |
[INFO] [stderr] 220 |         let b_old = try!(Args::parse_buffer(io::BufReader::new(try!(open_file(&self.arg_old)))));
[INFO] [stderr]     |                                                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:221:21
[INFO] [stderr]     |
[INFO] [stderr] 221 |         let b_new = try!(Args::parse_buffer(io::BufReader::new(try!(open_file(&self.arg_new)))));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:221:64
[INFO] [stderr]     |
[INFO] [stderr] 221 |         let b_new = try!(Args::parse_buffer(io::BufReader::new(try!(open_file(&self.arg_new)))));
[INFO] [stderr]     |                                                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:231:23
[INFO] [stderr]     |
[INFO] [stderr] 231 |         let benches = try!(Args::parse_buffer(io::BufReader::new(try!(File::open(file)))));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:231:66
[INFO] [stderr]     |
[INFO] [stderr] 231 |         let benches = try!(Args::parse_buffer(io::BufReader::new(try!(File::open(file)))));
[INFO] [stderr]     |                                                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:240:32
[INFO] [stderr]     |
[INFO] [stderr] 240 |             if let Ok(bench) = try!(result).parse() {
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:27:32
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:102:23
[INFO] [stderr]     |
[INFO] [stderr] 102 |         let benches = try!(self.parse_benchmarks()).paired();
[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/main.rs:138:36
[INFO] [stderr]     |
[INFO] [stderr] 138 |                     When::Never => try!(output.print(&mut io::stdout())),
[INFO] [stderr]     |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:207:31
[INFO] [stderr]     |
[INFO] [stderr] 207 |                 let benches = try!(Args::parse_buffer(stdin_lock));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:220:21
[INFO] [stderr]     |
[INFO] [stderr] 220 |         let b_old = try!(Args::parse_buffer(io::BufReader::new(try!(open_file(&self.arg_old)))));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:220:64
[INFO] [stderr]     |
[INFO] [stderr] 220 |         let b_old = try!(Args::parse_buffer(io::BufReader::new(try!(open_file(&self.arg_old)))));
[INFO] [stderr]     |                                                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:221:21
[INFO] [stderr]     |
[INFO] [stderr] 221 |         let b_new = try!(Args::parse_buffer(io::BufReader::new(try!(open_file(&self.arg_new)))));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:221:64
[INFO] [stderr]     |
[INFO] [stderr] 221 |         let b_new = try!(Args::parse_buffer(io::BufReader::new(try!(open_file(&self.arg_new)))));
[INFO] [stderr]     |                                                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:231:23
[INFO] [stderr]     |
[INFO] [stderr] 231 |         let benches = try!(Args::parse_buffer(io::BufReader::new(try!(File::open(file)))));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:231:66
[INFO] [stderr]     |
[INFO] [stderr] 231 |         let benches = try!(Args::parse_buffer(io::BufReader::new(try!(File::open(file)))));
[INFO] [stderr]     |                                                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/main.rs:240:32
[INFO] [stderr]     |
[INFO] [stderr] 240 |             if let Ok(bench) = try!(result).parse() {
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:27:32
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:21:42
[INFO] [stderr]    |
[INFO] [stderr] 21 |             Error::Regex(ref err) => err.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/error.rs:22:39
[INFO] [stderr]    |
[INFO] [stderr] 22 |             Error::Io(ref err) => err.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/error.rs:23:52
[INFO] [stderr]    |
[INFO] [stderr] 23 |             Error::OpenFile { ref err, .. } => err.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/error.rs:21:42
[INFO] [stderr]    |
[INFO] [stderr] 21 |             Error::Regex(ref err) => err.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/error.rs:22:39
[INFO] [stderr]    |
[INFO] [stderr] 22 |             Error::Io(ref err) => err.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/error.rs:23:52
[INFO] [stderr]    |
[INFO] [stderr] 23 |             Error::OpenFile { ref err, .. } => err.description(),
[INFO] [stderr]    |                                                    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.15s
[INFO] running `"docker" "inspect" "e8e29fe2280bb8db7225290a74a60cd639083028e611174cff60b317ba670d10"`
[INFO] running `"docker" "rm" "-f" "e8e29fe2280bb8db7225290a74a60cd639083028e611174cff60b317ba670d10"`
[INFO] [stdout] e8e29fe2280bb8db7225290a74a60cd639083028e611174cff60b317ba670d10