[INFO] fetching crate netdb 0.1.0...
[INFO] checking netdb-0.1.0 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate netdb 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate netdb 0.1.0 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] b62a0d89782e24834c5ccab749154f3f5ee67435640108e58920e3fa1269b034
[INFO] running `"docker" "start" "-a" "b62a0d89782e24834c5ccab749154f3f5ee67435640108e58920e3fa1269b034"`
[INFO] [stderr]     Checking tokio-reactor v0.1.10
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tokio-core v0.1.17
[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 9.05s
[INFO] running `"docker" "inspect" "b62a0d89782e24834c5ccab749154f3f5ee67435640108e58920e3fa1269b034"`
[INFO] running `"docker" "rm" "-f" "b62a0d89782e24834c5ccab749154f3f5ee67435640108e58920e3fa1269b034"`
[INFO] [stdout] b62a0d89782e24834c5ccab749154f3f5ee67435640108e58920e3fa1269b034