[INFO] fetching crate cargo-benchcmp 0.4.2...
[INFO] checking cargo-benchcmp-0.4.2 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate cargo-benchcmp 0.4.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate cargo-benchcmp 0.4.2 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] 30fcf91c906d684a9da33c9281ccb3c34a16017915fb0ec6b71f4ca406ea4e59
[INFO] running `"docker" "start" "-a" "30fcf91c906d684a9da33c9281ccb3c34a16017915fb0ec6b71f4ca406ea4e59"`
[INFO] [stderr]     Checking strsim v0.9.2
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking docopt v1.1.0
[INFO] [stderr]     Checking quickcheck v0.8.5
[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]     Finished dev [unoptimized + debuginfo] target(s) in 4.05s
[INFO] running `"docker" "inspect" "30fcf91c906d684a9da33c9281ccb3c34a16017915fb0ec6b71f4ca406ea4e59"`
[INFO] running `"docker" "rm" "-f" "30fcf91c906d684a9da33c9281ccb3c34a16017915fb0ec6b71f4ca406ea4e59"`
[INFO] [stdout] 30fcf91c906d684a9da33c9281ccb3c34a16017915fb0ec6b71f4ca406ea4e59