[INFO] fetching crate netdb 0.1.0...
[INFO] checking netdb-0.1.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate netdb 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate netdb 0.1.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate netdb 0.1.0
[INFO] finished tweaking crates.io crate netdb 0.1.0
[INFO] tweaked toml for crates.io crate netdb 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+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] 902df01636022d5decfefff55368b3b6a4c30798218b96d69d14ef188f0124e1
[INFO] running `"docker" "start" "-a" "902df01636022d5decfefff55368b3b6a4c30798218b96d69d14ef188f0124e1"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking domain v0.2.4
[INFO] [stderr]     Checking netdb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hosts/files.rs:142:24
[INFO] [stderr]     |
[INFO] [stderr] 142 |         let mut file = try!(fs::File::open(path));
[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/hosts/files.rs:153:37
[INFO] [stderr]     |
[INFO] [stderr] 153 |             let _ = self.parse_line(try!(line));
[INFO] [stderr]     |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hosts/files.rs:170:20
[INFO] [stderr]     |
[INFO] [stderr] 170 |         let addr = try!(words.next().ok_or(Error::ParseError));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hosts/files.rs:171:20
[INFO] [stderr]     |
[INFO] [stderr] 171 |         let addr = try!(IpAddr::from_str(addr));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hosts/files.rs:173:21
[INFO] [stderr]     |
[INFO] [stderr] 173 |         let cname = try!(words.next().ok_or(Error::ParseError));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hosts/files.rs:174:21
[INFO] [stderr]     |
[INFO] [stderr] 174 |         let cname = try!(DNameBuf::from_str(cname));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hosts/files.rs:180:24
[INFO] [stderr]     |
[INFO] [stderr] 180 |             let name = try!(DNameBuf::from_str(name));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hosts/files.rs:142:24
[INFO] [stderr]     |
[INFO] [stderr] 142 |         let mut file = try!(fs::File::open(path));
[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/hosts/files.rs:153:37
[INFO] [stderr]     |
[INFO] [stderr] 153 |             let _ = self.parse_line(try!(line));
[INFO] [stderr]     |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hosts/files.rs:170:20
[INFO] [stderr]     |
[INFO] [stderr] 170 |         let addr = try!(words.next().ok_or(Error::ParseError));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hosts/files.rs:171:20
[INFO] [stderr]     |
[INFO] [stderr] 171 |         let addr = try!(IpAddr::from_str(addr));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hosts/files.rs:173:21
[INFO] [stderr]     |
[INFO] [stderr] 173 |         let cname = try!(words.next().ok_or(Error::ParseError));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hosts/files.rs:174:21
[INFO] [stderr]     |
[INFO] [stderr] 174 |         let cname = try!(DNameBuf::from_str(cname));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/hosts/files.rs:180:24
[INFO] [stderr]     |
[INFO] [stderr] 180 |             let name = try!(DNameBuf::from_str(name));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.84s
[INFO] running `"docker" "inspect" "902df01636022d5decfefff55368b3b6a4c30798218b96d69d14ef188f0124e1"`
[INFO] running `"docker" "rm" "-f" "902df01636022d5decfefff55368b3b6a4c30798218b96d69d14ef188f0124e1"`
[INFO] [stdout] 902df01636022d5decfefff55368b3b6a4c30798218b96d69d14ef188f0124e1