[INFO] crate domain 0.2.4 is already in cache
[INFO] extracting crate domain 0.2.4 into work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/domain/0.2.4
[INFO] extracting crate domain 0.2.4 into work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/domain/0.2.4
[INFO] validating manifest of domain-0.2.4 on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of domain-0.2.4 on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing domain-0.2.4
[INFO] finished frobbing domain-0.2.4
[INFO] frobbed toml for domain-0.2.4 written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/domain/0.2.4/Cargo.toml
[INFO] started frobbing domain-0.2.4
[INFO] finished frobbing domain-0.2.4
[INFO] frobbed toml for domain-0.2.4 written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/domain/0.2.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking domain-0.2.4 against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-1/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/domain/0.2.4:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d8cfd0992726900a280a52a300802be18e81308c7a592d12af4c7e9beedd3251
[INFO] running `"docker" "start" "-a" "d8cfd0992726900a280a52a300802be18e81308c7a592d12af4c7e9beedd3251"`
[INFO] [stderr]     Checking domain v0.2.4 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/rdata/rfc1035.rs:169:1
[INFO] [stderr]     |
[INFO] [stderr] 169 | / /// CNAME record data.
[INFO] [stderr] 170 | | ///
[INFO] [stderr] 171 | | /// The CNAME record specifies the canonical or primary name for domain
[INFO] [stderr] 172 | | /// name alias.
[INFO] [stderr] 173 | | ///
[INFO] [stderr] 174 | | /// The CNAME type is defined in RFC 1035, section 3.3.1.
[INFO] [stderr]     | |_________________________________________________________^
[INFO] [stderr] 175 |   dname_type!(Cname, Cname, cname);
[INFO] [stderr]     |   --------------------------------- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/rdata/rfc1035.rs:251:1
[INFO] [stderr]     |
[INFO] [stderr] 251 | / /// MB record data.
[INFO] [stderr] 252 | | ///
[INFO] [stderr] 253 | | /// The experimental MB record specifies a host that serves a mailbox.
[INFO] [stderr] 254 | | ///
[INFO] [stderr] 255 | | /// The MB record type is defined in RFC 1035, section 3.3.3.
[INFO] [stderr]     | |_____________________________________________________________^
[INFO] [stderr] 256 |   dname_type!(Mb, Mb, madname);
[INFO] [stderr]     |   ----------------------------- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/rdata/rfc1035.rs:261:1
[INFO] [stderr]     |
[INFO] [stderr] 261 | / /// MD record data.
[INFO] [stderr] 262 | | ///
[INFO] [stderr] 263 | | /// The MD record specifices a host which has a mail agent for
[INFO] [stderr] 264 | | /// the domain which should be able to deliver mail for the domain.
[INFO] [stderr] ...   |
[INFO] [stderr] 268 | | ///
[INFO] [stderr] 269 | | /// The MD record type is defined in RFC 1035, section 3.3.4.
[INFO] [stderr]     | |_____________________________________________________________^
[INFO] [stderr] 270 |   dname_type!(Md, Md, madname);
[INFO] [stderr]     |   ----------------------------- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/rdata/rfc1035.rs:275:1
[INFO] [stderr]     |
[INFO] [stderr] 275 | / /// MF record data.
[INFO] [stderr] 276 | | ///
[INFO] [stderr] 277 | | /// The MF record specifices a host which has a mail agent for
[INFO] [stderr] 278 | | /// the domain which will be accept mail for forwarding to the domain.
[INFO] [stderr] ...   |
[INFO] [stderr] 282 | | ///
[INFO] [stderr] 283 | | /// The MF record type is defined in RFC 1035, section 3.3.5.
[INFO] [stderr]     | |_____________________________________________________________^
[INFO] [stderr] 284 |   dname_type!(Mf, Mf, madname);
[INFO] [stderr]     |   ----------------------------- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/rdata/rfc1035.rs:289:1
[INFO] [stderr]     |
[INFO] [stderr] 289 | / /// MG record data.
[INFO] [stderr] 290 | | ///
[INFO] [stderr] 291 | | /// The MG record specifices a mailbox which is a member of the mail group
[INFO] [stderr] 292 | | /// specified by the domain name.
[INFO] [stderr] ...   |
[INFO] [stderr] 295 | | ///
[INFO] [stderr] 296 | | /// The MG record type is defined in RFC 1035, section 3.3.6.
[INFO] [stderr]     | |_____________________________________________________________^
[INFO] [stderr] 297 |   dname_type!(Mg, Mg, madname);
[INFO] [stderr]     |   ----------------------------- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/rdata/rfc1035.rs:384:1
[INFO] [stderr]     |
[INFO] [stderr] 384 | / /// MR record data.
[INFO] [stderr] 385 | | ///
[INFO] [stderr] 386 | | /// The MR record specifices a mailbox which is the proper rename of the
[INFO] [stderr] 387 | | /// specified mailbox.
[INFO] [stderr] ...   |
[INFO] [stderr] 390 | | ///
[INFO] [stderr] 391 | | /// The MR record type is defined in RFC 1035, section 3.3.8.
[INFO] [stderr]     | |_____________________________________________________________^
[INFO] [stderr] 392 |   dname_type!(Mr, Mr, newname);
[INFO] [stderr]     |   ----------------------------- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/rdata/rfc1035.rs:470:1
[INFO] [stderr]     |
[INFO] [stderr] 470 | / /// NS record data.
[INFO] [stderr] 471 | | ///
[INFO] [stderr] 472 | | /// NS records specify hosts that are authoritative for a class and domain.
[INFO] [stderr] 473 | | ///
[INFO] [stderr] 474 | | /// The NS record type is defined in RFC 1035, section 3.3.11.
[INFO] [stderr]     | |______________________________________________________________^
[INFO] [stderr] 475 |   dname_type!(Ns, Ns, nsdname);
[INFO] [stderr]     |   ----------------------------- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/rdata/rfc1035.rs:544:1
[INFO] [stderr]     |
[INFO] [stderr] 544 | / /// PTR record data.
[INFO] [stderr] 545 | | ///
[INFO] [stderr] 546 | | /// PRT records are used in special domains to point to some other location
[INFO] [stderr] 547 | | /// in the domain space.
[INFO] [stderr] 548 | | ///
[INFO] [stderr] 549 | | /// The PTR record type is defined in RFC 1035, section 3.3.12.
[INFO] [stderr]     | |_______________________________________________________________^
[INFO] [stderr] 550 |   dname_type!(Ptr, Ptr, ptrdname);
[INFO] [stderr]     |   -------------------------------- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/rdata/rfc1035.rs:169:1
[INFO] [stderr]     |
[INFO] [stderr] 169 | / /// CNAME record data.
[INFO] [stderr] 170 | | ///
[INFO] [stderr] 171 | | /// The CNAME record specifies the canonical or primary name for domain
[INFO] [stderr] 172 | | /// name alias.
[INFO] [stderr] 173 | | ///
[INFO] [stderr] 174 | | /// The CNAME type is defined in RFC 1035, section 3.3.1.
[INFO] [stderr]     | |_________________________________________________________^
[INFO] [stderr] 175 |   dname_type!(Cname, Cname, cname);
[INFO] [stderr]     |   --------------------------------- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/rdata/rfc1035.rs:251:1
[INFO] [stderr]     |
[INFO] [stderr] 251 | / /// MB record data.
[INFO] [stderr] 252 | | ///
[INFO] [stderr] 253 | | /// The experimental MB record specifies a host that serves a mailbox.
[INFO] [stderr] 254 | | ///
[INFO] [stderr] 255 | | /// The MB record type is defined in RFC 1035, section 3.3.3.
[INFO] [stderr]     | |_____________________________________________________________^
[INFO] [stderr] 256 |   dname_type!(Mb, Mb, madname);
[INFO] [stderr]     |   ----------------------------- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/rdata/rfc1035.rs:261:1
[INFO] [stderr]     |
[INFO] [stderr] 261 | / /// MD record data.
[INFO] [stderr] 262 | | ///
[INFO] [stderr] 263 | | /// The MD record specifices a host which has a mail agent for
[INFO] [stderr] 264 | | /// the domain which should be able to deliver mail for the domain.
[INFO] [stderr] ...   |
[INFO] [stderr] 268 | | ///
[INFO] [stderr] 269 | | /// The MD record type is defined in RFC 1035, section 3.3.4.
[INFO] [stderr]     | |_____________________________________________________________^
[INFO] [stderr] 270 |   dname_type!(Md, Md, madname);
[INFO] [stderr]     |   ----------------------------- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/rdata/rfc1035.rs:275:1
[INFO] [stderr]     |
[INFO] [stderr] 275 | / /// MF record data.
[INFO] [stderr] 276 | | ///
[INFO] [stderr] 277 | | /// The MF record specifices a host which has a mail agent for
[INFO] [stderr] 278 | | /// the domain which will be accept mail for forwarding to the domain.
[INFO] [stderr] ...   |
[INFO] [stderr] 282 | | ///
[INFO] [stderr] 283 | | /// The MF record type is defined in RFC 1035, section 3.3.5.
[INFO] [stderr]     | |_____________________________________________________________^
[INFO] [stderr] 284 |   dname_type!(Mf, Mf, madname);
[INFO] [stderr]     |   ----------------------------- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/rdata/rfc1035.rs:289:1
[INFO] [stderr]     |
[INFO] [stderr] 289 | / /// MG record data.
[INFO] [stderr] 290 | | ///
[INFO] [stderr] 291 | | /// The MG record specifices a mailbox which is a member of the mail group
[INFO] [stderr] 292 | | /// specified by the domain name.
[INFO] [stderr] ...   |
[INFO] [stderr] 295 | | ///
[INFO] [stderr] 296 | | /// The MG record type is defined in RFC 1035, section 3.3.6.
[INFO] [stderr]     | |_____________________________________________________________^
[INFO] [stderr] 297 |   dname_type!(Mg, Mg, madname);
[INFO] [stderr]     |   ----------------------------- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/rdata/rfc1035.rs:384:1
[INFO] [stderr]     |
[INFO] [stderr] 384 | / /// MR record data.
[INFO] [stderr] 385 | | ///
[INFO] [stderr] 386 | | /// The MR record specifices a mailbox which is the proper rename of the
[INFO] [stderr] 387 | | /// specified mailbox.
[INFO] [stderr] ...   |
[INFO] [stderr] 390 | | ///
[INFO] [stderr] 391 | | /// The MR record type is defined in RFC 1035, section 3.3.8.
[INFO] [stderr]     | |_____________________________________________________________^
[INFO] [stderr] 392 |   dname_type!(Mr, Mr, newname);
[INFO] [stderr]     |   ----------------------------- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/rdata/rfc1035.rs:470:1
[INFO] [stderr]     |
[INFO] [stderr] 470 | / /// NS record data.
[INFO] [stderr] 471 | | ///
[INFO] [stderr] 472 | | /// NS records specify hosts that are authoritative for a class and domain.
[INFO] [stderr] 473 | | ///
[INFO] [stderr] 474 | | /// The NS record type is defined in RFC 1035, section 3.3.11.
[INFO] [stderr]     | |______________________________________________________________^
[INFO] [stderr] 475 |   dname_type!(Ns, Ns, nsdname);
[INFO] [stderr]     |   ----------------------------- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]    --> src/rdata/rfc1035.rs:544:1
[INFO] [stderr]     |
[INFO] [stderr] 544 | / /// PTR record data.
[INFO] [stderr] 545 | | ///
[INFO] [stderr] 546 | | /// PRT records are used in special domains to point to some other location
[INFO] [stderr] 547 | | /// in the domain space.
[INFO] [stderr] 548 | | ///
[INFO] [stderr] 549 | | /// The PTR record type is defined in RFC 1035, section 3.3.12.
[INFO] [stderr]     | |_______________________________________________________________^
[INFO] [stderr] 550 |   dname_type!(Ptr, Ptr, ptrdname);
[INFO] [stderr]     |   -------------------------------- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]     |
[INFO] [stderr]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]   --> src/bits/charstr.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use std::ascii::AsciiExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt::to_ascii_lowercase': use inherent methods instead
[INFO] [stderr]    --> src/bits/charstr.rs:194:25
[INFO] [stderr]     |
[INFO] [stderr] 194 |         self.iter().map(AsciiExt::to_ascii_lowercase)
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt::to_ascii_lowercase': use inherent methods instead
[INFO] [stderr]    --> src/bits/charstr.rs:195:35
[INFO] [stderr]     |
[INFO] [stderr] 195 |             .cmp(other.iter().map(AsciiExt::to_ascii_lowercase))
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]    --> src/master/bufscanner.rs:525:9
[INFO] [stderr]     |
[INFO] [stderr] 525 |     use std::str;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]   --> src/bits/charstr.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use std::ascii::AsciiExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt::to_ascii_lowercase': use inherent methods instead
[INFO] [stderr]    --> src/bits/charstr.rs:194:25
[INFO] [stderr]     |
[INFO] [stderr] 194 |         self.iter().map(AsciiExt::to_ascii_lowercase)
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt::to_ascii_lowercase': use inherent methods instead
[INFO] [stderr]    --> src/bits/charstr.rs:195:35
[INFO] [stderr]     |
[INFO] [stderr] 195 |             .cmp(other.iter().map(AsciiExt::to_ascii_lowercase))
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]    --> src/resolv/conf.rs:367:29
[INFO] [stderr]     |
[INFO] [stderr] 367 |             let line = line.trim_right();
[INFO] [stderr]     |                             ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]    --> src/resolv/conf.rs:367:29
[INFO] [stderr]     |
[INFO] [stderr] 367 |             let line = line.trim_right();
[INFO] [stderr]     |                             ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.37s
[INFO] running `"docker" "inspect" "d8cfd0992726900a280a52a300802be18e81308c7a592d12af4c7e9beedd3251"`
[INFO] running `"docker" "rm" "-f" "d8cfd0992726900a280a52a300802be18e81308c7a592d12af4c7e9beedd3251"`
[INFO] [stdout] d8cfd0992726900a280a52a300802be18e81308c7a592d12af4c7e9beedd3251