[INFO] fetching crate prom 0.1.0...
[INFO] testing prom-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate prom 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate prom 0.1.0
[INFO] finished tweaking crates.io crate prom 0.1.0
[INFO] tweaked toml for crates.io crate prom 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate prom 0.1.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 73 packages to latest compatible versions
[INFO] [stderr]       Adding hyper v0.9.18 (available: v1.7.0)
[INFO] [stderr]       Adding protobuf v1.7.5 (available: v3.7.2)
[INFO] [stderr]       Adding quick-error v0.2.2 (available: v2.0.1)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0dee60973681e6eb228cee56583590b1360ba335866cda26e75c1fe49f08e96
[INFO] running `Command { std: "docker" "start" "-a" "e0dee60973681e6eb228cee56583590b1360ba335866cda26e75c1fe49f08e96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0dee60973681e6eb228cee56583590b1360ba335866cda26e75c1fe49f08e96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0dee60973681e6eb228cee56583590b1360ba335866cda26e75c1fe49f08e96", kill_on_drop: false }`
[INFO] [stdout] e0dee60973681e6eb228cee56583590b1360ba335866cda26e75c1fe49f08e96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a48cd9994d369b585e757549197332e5b2478e5417209dc56fc7f6a43ea98017
[INFO] running `Command { std: "docker" "start" "-a" "a48cd9994d369b585e757549197332e5b2478e5417209dc56fc7f6a43ea98017", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling protobuf v1.7.5
[INFO] [stderr]    Compiling quick-error v0.2.2
[INFO] [stderr]    Compiling prom v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `box_pointers` has been removed: it does not detect other kinds of allocations, and existed only for historical reasons
[INFO] [stdout]   --> src/proto.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![allow(box_pointers)]
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:137:16
[INFO] [stdout]     |
[INFO] [stdout] 137 |         while !try!(is.eof()) {
[INFO] [stdout]     |                ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:138:45
[INFO] [stdout]     |
[INFO] [stdout] 138 |             let (field_number, wire_type) = try!(is.read_tag_unpack());
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:141:21
[INFO] [stdout]     |
[INFO] [stdout] 141 |                     try!(::protobuf::rt::read_singular_string_into(wire_type, is, &mut self.name));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:144:21
[INFO] [stdout]     |
[INFO] [stdout] 144 |                     try!(::protobuf::rt::read_singular_string_into(wire_type, is, &mut self.value));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:147:21
[INFO] [stdout]     |
[INFO] [stdout] 147 |                     try!(::protobuf::rt::read_unknown_or_skip_group(field_number, wire_type, is, self.mut_unknown_fields()));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:176:9
[INFO] [stdout]     |
[INFO] [stdout] 176 |         try!(os.write_unknown_fields(self.get_unknown_fields()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:171:13
[INFO] [stdout]     |
[INFO] [stdout] 171 |             try!(os.write_string(1, &v));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:174:13
[INFO] [stdout]     |
[INFO] [stdout] 174 |             try!(os.write_string(2, &v));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:319:16
[INFO] [stdout]     |
[INFO] [stdout] 319 |         while !try!(is.eof()) {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:320:45
[INFO] [stdout]     |
[INFO] [stdout] 320 |             let (field_number, wire_type) = try!(is.read_tag_unpack());
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:326:31
[INFO] [stdout]     |
[INFO] [stdout] 326 |                     let tmp = try!(is.read_double());
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:330:21
[INFO] [stdout]     |
[INFO] [stdout] 330 |                     try!(::protobuf::rt::read_unknown_or_skip_group(field_number, wire_type, is, self.mut_unknown_fields()));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:353:9
[INFO] [stdout]     |
[INFO] [stdout] 353 |         try!(os.write_unknown_fields(self.get_unknown_fields()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:351:13
[INFO] [stdout]     |
[INFO] [stdout] 351 |             try!(os.write_double(1, v));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:489:16
[INFO] [stdout]     |
[INFO] [stdout] 489 |         while !try!(is.eof()) {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:490:45
[INFO] [stdout]     |
[INFO] [stdout] 490 |             let (field_number, wire_type) = try!(is.read_tag_unpack());
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:496:31
[INFO] [stdout]     |
[INFO] [stdout] 496 |                     let tmp = try!(is.read_double());
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:500:21
[INFO] [stdout]     |
[INFO] [stdout] 500 |                     try!(::protobuf::rt::read_unknown_or_skip_group(field_number, wire_type, is, self.mut_unknown_fields()));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:523:9
[INFO] [stdout]     |
[INFO] [stdout] 523 |         try!(os.write_unknown_fields(self.get_unknown_fields()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:521:13
[INFO] [stdout]     |
[INFO] [stdout] 521 |             try!(os.write_double(1, v));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:680:16
[INFO] [stdout]     |
[INFO] [stdout] 680 |         while !try!(is.eof()) {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:681:45
[INFO] [stdout]     |
[INFO] [stdout] 681 |             let (field_number, wire_type) = try!(is.read_tag_unpack());
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:687:31
[INFO] [stdout]     |
[INFO] [stdout] 687 |                     let tmp = try!(is.read_double());
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:694:31
[INFO] [stdout]     |
[INFO] [stdout] 694 |                     let tmp = try!(is.read_double());
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:698:21
[INFO] [stdout]     |
[INFO] [stdout] 698 |                     try!(::protobuf::rt::read_unknown_or_skip_group(field_number, wire_type, is, self.mut_unknown_fields()));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:727:9
[INFO] [stdout]     |
[INFO] [stdout] 727 |         try!(os.write_unknown_fields(self.get_unknown_fields()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:722:13
[INFO] [stdout]     |
[INFO] [stdout] 722 |             try!(os.write_double(1, v));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:725:13
[INFO] [stdout]     |
[INFO] [stdout] 725 |             try!(os.write_double(2, v));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:918:16
[INFO] [stdout]     |
[INFO] [stdout] 918 |         while !try!(is.eof()) {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:919:45
[INFO] [stdout]     |
[INFO] [stdout] 919 |             let (field_number, wire_type) = try!(is.read_tag_unpack());
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:925:31
[INFO] [stdout]     |
[INFO] [stdout] 925 |                     let tmp = try!(is.read_uint64());
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:932:31
[INFO] [stdout]     |
[INFO] [stdout] 932 |                     let tmp = try!(is.read_double());
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:936:21
[INFO] [stdout]     |
[INFO] [stdout] 936 |                     try!(::protobuf::rt::read_repeated_message_into(wire_type, is, &mut self.quantile));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:939:21
[INFO] [stdout]     |
[INFO] [stdout] 939 |                     try!(::protobuf::rt::read_unknown_or_skip_group(field_number, wire_type, is, self.mut_unknown_fields()));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:977:9
[INFO] [stdout]     |
[INFO] [stdout] 977 |         try!(os.write_unknown_fields(self.get_unknown_fields()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:967:13
[INFO] [stdout]     |
[INFO] [stdout] 967 |             try!(os.write_uint64(1, v));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:970:13
[INFO] [stdout]     |
[INFO] [stdout] 970 |             try!(os.write_double(2, v));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:973:13
[INFO] [stdout]     |
[INFO] [stdout] 973 |             try!(os.write_tag(3, ::protobuf::wire_format::WireTypeLengthDelimited));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:974:13
[INFO] [stdout]     |
[INFO] [stdout] 974 |             try!(os.write_raw_varint32(v.get_cached_size()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:975:13
[INFO] [stdout]     |
[INFO] [stdout] 975 |             try!(v.write_to_with_cached_sizes(os));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1126:16
[INFO] [stdout]      |
[INFO] [stdout] 1126 |         while !try!(is.eof()) {
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1127:45
[INFO] [stdout]      |
[INFO] [stdout] 1127 |             let (field_number, wire_type) = try!(is.read_tag_unpack());
[INFO] [stdout]      |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1133:31
[INFO] [stdout]      |
[INFO] [stdout] 1133 |                     let tmp = try!(is.read_double());
[INFO] [stdout]      |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1137:21
[INFO] [stdout]      |
[INFO] [stdout] 1137 |                     try!(::protobuf::rt::read_unknown_or_skip_group(field_number, wire_type, is, self.mut_unknown_fields()));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1160:9
[INFO] [stdout]      |
[INFO] [stdout] 1160 |         try!(os.write_unknown_fields(self.get_unknown_fields()));
[INFO] [stdout]      |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1158:13
[INFO] [stdout]      |
[INFO] [stdout] 1158 |             try!(os.write_double(1, v));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1344:16
[INFO] [stdout]      |
[INFO] [stdout] 1344 |         while !try!(is.eof()) {
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1345:45
[INFO] [stdout]      |
[INFO] [stdout] 1345 |             let (field_number, wire_type) = try!(is.read_tag_unpack());
[INFO] [stdout]      |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1351:31
[INFO] [stdout]      |
[INFO] [stdout] 1351 |                     let tmp = try!(is.read_uint64());
[INFO] [stdout]      |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1358:31
[INFO] [stdout]      |
[INFO] [stdout] 1358 |                     let tmp = try!(is.read_double());
[INFO] [stdout]      |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1362:21
[INFO] [stdout]      |
[INFO] [stdout] 1362 |                     try!(::protobuf::rt::read_repeated_message_into(wire_type, is, &mut self.bucket));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1365:21
[INFO] [stdout]      |
[INFO] [stdout] 1365 |                     try!(::protobuf::rt::read_unknown_or_skip_group(field_number, wire_type, is, self.mut_unknown_fields()));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1403:9
[INFO] [stdout]      |
[INFO] [stdout] 1403 |         try!(os.write_unknown_fields(self.get_unknown_fields()));
[INFO] [stdout]      |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1393:13
[INFO] [stdout]      |
[INFO] [stdout] 1393 |             try!(os.write_uint64(1, v));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1396:13
[INFO] [stdout]      |
[INFO] [stdout] 1396 |             try!(os.write_double(2, v));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1399:13
[INFO] [stdout]      |
[INFO] [stdout] 1399 |             try!(os.write_tag(3, ::protobuf::wire_format::WireTypeLengthDelimited));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1400:13
[INFO] [stdout]      |
[INFO] [stdout] 1400 |             try!(os.write_raw_varint32(v.get_cached_size()));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1401:13
[INFO] [stdout]      |
[INFO] [stdout] 1401 |             try!(v.write_to_with_cached_sizes(os));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1573:16
[INFO] [stdout]      |
[INFO] [stdout] 1573 |         while !try!(is.eof()) {
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1574:45
[INFO] [stdout]      |
[INFO] [stdout] 1574 |             let (field_number, wire_type) = try!(is.read_tag_unpack());
[INFO] [stdout]      |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1580:31
[INFO] [stdout]      |
[INFO] [stdout] 1580 |                     let tmp = try!(is.read_uint64());
[INFO] [stdout]      |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1587:31
[INFO] [stdout]      |
[INFO] [stdout] 1587 |                     let tmp = try!(is.read_double());
[INFO] [stdout]      |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1591:21
[INFO] [stdout]      |
[INFO] [stdout] 1591 |                     try!(::protobuf::rt::read_unknown_or_skip_group(field_number, wire_type, is, self.mut_unknown_fields()));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1620:9
[INFO] [stdout]      |
[INFO] [stdout] 1620 |         try!(os.write_unknown_fields(self.get_unknown_fields()));
[INFO] [stdout]      |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1615:13
[INFO] [stdout]      |
[INFO] [stdout] 1615 |             try!(os.write_uint64(1, v));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1618:13
[INFO] [stdout]      |
[INFO] [stdout] 1618 |             try!(os.write_double(2, v));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1965:16
[INFO] [stdout]      |
[INFO] [stdout] 1965 |         while !try!(is.eof()) {
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1966:45
[INFO] [stdout]      |
[INFO] [stdout] 1966 |             let (field_number, wire_type) = try!(is.read_tag_unpack());
[INFO] [stdout]      |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1969:21
[INFO] [stdout]      |
[INFO] [stdout] 1969 |                     try!(::protobuf::rt::read_repeated_message_into(wire_type, is, &mut self.label));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1972:21
[INFO] [stdout]      |
[INFO] [stdout] 1972 |                     try!(::protobuf::rt::read_singular_message_into(wire_type, is, &mut self.gauge));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1975:21
[INFO] [stdout]      |
[INFO] [stdout] 1975 |                     try!(::protobuf::rt::read_singular_message_into(wire_type, is, &mut self.counter));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1978:21
[INFO] [stdout]      |
[INFO] [stdout] 1978 |                     try!(::protobuf::rt::read_singular_message_into(wire_type, is, &mut self.summary));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1981:21
[INFO] [stdout]      |
[INFO] [stdout] 1981 |                     try!(::protobuf::rt::read_singular_message_into(wire_type, is, &mut self.untyped));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1984:21
[INFO] [stdout]      |
[INFO] [stdout] 1984 |                     try!(::protobuf::rt::read_singular_message_into(wire_type, is, &mut self.histogram));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1990:31
[INFO] [stdout]      |
[INFO] [stdout] 1990 |                     let tmp = try!(is.read_int64());
[INFO] [stdout]      |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1994:21
[INFO] [stdout]      |
[INFO] [stdout] 1994 |                     try!(::protobuf::rt::read_unknown_or_skip_group(field_number, wire_type, is, self.mut_unknown_fields()));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2071:9
[INFO] [stdout]      |
[INFO] [stdout] 2071 |         try!(os.write_unknown_fields(self.get_unknown_fields()));
[INFO] [stdout]      |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2039:13
[INFO] [stdout]      |
[INFO] [stdout] 2039 |             try!(os.write_tag(1, ::protobuf::wire_format::WireTypeLengthDelimited));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2040:13
[INFO] [stdout]      |
[INFO] [stdout] 2040 |             try!(os.write_raw_varint32(v.get_cached_size()));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2041:13
[INFO] [stdout]      |
[INFO] [stdout] 2041 |             try!(v.write_to_with_cached_sizes(os));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2044:13
[INFO] [stdout]      |
[INFO] [stdout] 2044 |             try!(os.write_tag(2, ::protobuf::wire_format::WireTypeLengthDelimited));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2045:13
[INFO] [stdout]      |
[INFO] [stdout] 2045 |             try!(os.write_raw_varint32(v.get_cached_size()));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2046:13
[INFO] [stdout]      |
[INFO] [stdout] 2046 |             try!(v.write_to_with_cached_sizes(os));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2049:13
[INFO] [stdout]      |
[INFO] [stdout] 2049 |             try!(os.write_tag(3, ::protobuf::wire_format::WireTypeLengthDelimited));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2050:13
[INFO] [stdout]      |
[INFO] [stdout] 2050 |             try!(os.write_raw_varint32(v.get_cached_size()));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2051:13
[INFO] [stdout]      |
[INFO] [stdout] 2051 |             try!(v.write_to_with_cached_sizes(os));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2054:13
[INFO] [stdout]      |
[INFO] [stdout] 2054 |             try!(os.write_tag(4, ::protobuf::wire_format::WireTypeLengthDelimited));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2055:13
[INFO] [stdout]      |
[INFO] [stdout] 2055 |             try!(os.write_raw_varint32(v.get_cached_size()));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2056:13
[INFO] [stdout]      |
[INFO] [stdout] 2056 |             try!(v.write_to_with_cached_sizes(os));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2059:13
[INFO] [stdout]      |
[INFO] [stdout] 2059 |             try!(os.write_tag(5, ::protobuf::wire_format::WireTypeLengthDelimited));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2060:13
[INFO] [stdout]      |
[INFO] [stdout] 2060 |             try!(os.write_raw_varint32(v.get_cached_size()));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2061:13
[INFO] [stdout]      |
[INFO] [stdout] 2061 |             try!(v.write_to_with_cached_sizes(os));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2064:13
[INFO] [stdout]      |
[INFO] [stdout] 2064 |             try!(os.write_tag(7, ::protobuf::wire_format::WireTypeLengthDelimited));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2065:13
[INFO] [stdout]      |
[INFO] [stdout] 2065 |             try!(os.write_raw_varint32(v.get_cached_size()));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2066:13
[INFO] [stdout]      |
[INFO] [stdout] 2066 |             try!(v.write_to_with_cached_sizes(os));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2069:13
[INFO] [stdout]      |
[INFO] [stdout] 2069 |             try!(os.write_int64(6, v));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2351:16
[INFO] [stdout]      |
[INFO] [stdout] 2351 |         while !try!(is.eof()) {
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2352:45
[INFO] [stdout]      |
[INFO] [stdout] 2352 |             let (field_number, wire_type) = try!(is.read_tag_unpack());
[INFO] [stdout]      |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2355:21
[INFO] [stdout]      |
[INFO] [stdout] 2355 |                     try!(::protobuf::rt::read_singular_string_into(wire_type, is, &mut self.name));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2358:21
[INFO] [stdout]      |
[INFO] [stdout] 2358 |                     try!(::protobuf::rt::read_singular_string_into(wire_type, is, &mut self.help));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2364:31
[INFO] [stdout]      |
[INFO] [stdout] 2364 |                     let tmp = try!(is.read_enum());
[INFO] [stdout]      |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2368:21
[INFO] [stdout]      |
[INFO] [stdout] 2368 |                     try!(::protobuf::rt::read_repeated_message_into(wire_type, is, &mut self.metric));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2371:21
[INFO] [stdout]      |
[INFO] [stdout] 2371 |                     try!(::protobuf::rt::read_unknown_or_skip_group(field_number, wire_type, is, self.mut_unknown_fields()));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2415:9
[INFO] [stdout]      |
[INFO] [stdout] 2415 |         try!(os.write_unknown_fields(self.get_unknown_fields()));
[INFO] [stdout]      |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2402:13
[INFO] [stdout]      |
[INFO] [stdout] 2402 |             try!(os.write_string(1, &v));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2405:13
[INFO] [stdout]      |
[INFO] [stdout] 2405 |             try!(os.write_string(2, &v));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2408:13
[INFO] [stdout]      |
[INFO] [stdout] 2408 |             try!(os.write_enum(3, v.value()));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2411:13
[INFO] [stdout]      |
[INFO] [stdout] 2411 |             try!(os.write_tag(4, ::protobuf::wire_format::WireTypeLengthDelimited));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2412:13
[INFO] [stdout]      |
[INFO] [stdout] 2412 |             try!(os.write_raw_varint32(v.get_cached_size()));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2413:13
[INFO] [stdout]      |
[INFO] [stdout] 2413 |             try!(v.write_to_with_cached_sizes(os));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/encoder.rs:27:22
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn encode(&self, &[MetricFamily], &mut Write) -> Result<()>;
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[MetricFamily]`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/encoder.rs:27:39
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn encode(&self, &[MetricFamily], &mut Write) -> Result<()>;
[INFO] [stdout]    |                                       ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut Write`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |             try!(write!(writer, "# TYPE {} {}\n", name, lowercase_type));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:62:17
[INFO] [stdout]    |
[INFO] [stdout] 62 |                 try!(write!(writer, "# HELP {} {}\n", name, escape_string(help, false)));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:72:25
[INFO] [stdout]    |
[INFO] [stdout] 72 |                         try!(write_sample(name, m, "", "", m.get_counter().get_value(), writer));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |     try!(writer.write_all(name.as_bytes()));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 101 |     try!(label_pairs_to_text(mc.get_label(),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 106 |     try!(write!(writer, " {}", value));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 |     try!(writer.write_all(b"\n"));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |         try!(write!(writer, " {}", timestamp));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 153 |     try!(writer.write_all(b"}"));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:136:9
[INFO] [stdout]     |
[INFO] [stdout] 136 |         try!(write!(writer,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 146 |         try!(write!(writer,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/counter.rs:38:20
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let desc = try!(Desc::new(opts.fq_name(), opts.help, vec![], opts.const_labels));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/counter.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let v = try!(Value::new(desc, ValueType::Counter, 0.0, label_values));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/counter.rs:107:20
[INFO] [stdout]     |
[INFO] [stdout] 107 |         let desc = try!(Desc::new(opts.fq_name(), opts.help, variable_names, opts.const_labels));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/vec.rs:29:21
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn build(&self, &Desc, &[&str]) -> Result<Self::Output>;
[INFO] [stdout]    |                     ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Desc`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/vec.rs:29:28
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn build(&self, &Desc, &[&str]) -> Result<Self::Output>;
[INFO] [stdout]    |                            ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[&str]`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/vec.rs:60:17
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let h = try!(self.hash_label_values(&vals));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/vec.rs:66:17
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let h = try!(self.hash_labels(labels));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/vec.rs:78:17
[INFO] [stdout]    |
[INFO] [stdout] 78 |         let h = try!(self.hash_label_values(&vals));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/vec.rs:89:17
[INFO] [stdout]    |
[INFO] [stdout] 89 |         let h = try!(self.hash_labels(labels));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/vec.rs:144:22
[INFO] [stdout]     |
[INFO] [stdout] 144 |         let metric = try!(self.new_metric.build(&self.desc, label_values));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `protobuf::reflect::accessor::make_repeated_message_accessor`
[INFO] [stdout]     --> src/proto.rs:1029:60
[INFO] [stdout]      |
[INFO] [stdout] 1029 |                 fields.push(::protobuf::reflect::accessor::make_repeated_message_accessor(
[INFO] [stdout]      |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `protobuf::reflect::accessor::make_repeated_message_accessor`
[INFO] [stdout]     --> src/proto.rs:1455:60
[INFO] [stdout]      |
[INFO] [stdout] 1455 |                 fields.push(::protobuf::reflect::accessor::make_repeated_message_accessor(
[INFO] [stdout]      |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `protobuf::reflect::accessor::make_repeated_message_accessor`
[INFO] [stdout]     --> src/proto.rs:2113:60
[INFO] [stdout]      |
[INFO] [stdout] 2113 |                 fields.push(::protobuf::reflect::accessor::make_repeated_message_accessor(
[INFO] [stdout]      |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `protobuf::reflect::accessor::make_repeated_message_accessor`
[INFO] [stdout]     --> src/proto.rs:2472:60
[INFO] [stdout]      |
[INFO] [stdout] 2472 |                 fields.push(::protobuf::reflect::accessor::make_repeated_message_accessor(
[INFO] [stdout]      |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / quick_error!{
[INFO] [stdout] 18 | |     #[derive(Debug)]
[INFO] [stdout] 19 | |     pub enum Error {
[INFO] [stdout] 20 | |         AlreadyReg {
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/registry.rs:24:44
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub colloctors_by_id: HashMap<u64, Box<Collector>>,
[INFO] [stdout]    |                                            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub colloctors_by_id: HashMap<u64, Box<dyn Collector>>,
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/proto.rs:196:26
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout]     |                          +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/proto.rs:373:26
[INFO] [stdout]     |
[INFO] [stdout] 373 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 373 |     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout]     |                          +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/proto.rs:543:26
[INFO] [stdout]     |
[INFO] [stdout] 543 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 543 |     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout]     |                          +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/proto.rs:747:26
[INFO] [stdout]     |
[INFO] [stdout] 747 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 747 |     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout]     |                          +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/proto.rs:997:26
[INFO] [stdout]     |
[INFO] [stdout] 997 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 997 |     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout]     |                          +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/proto.rs:1180:26
[INFO] [stdout]      |
[INFO] [stdout] 1180 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1180 |     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout]      |                          +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/proto.rs:1423:26
[INFO] [stdout]      |
[INFO] [stdout] 1423 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1423 |     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout]      |                          +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/proto.rs:1640:26
[INFO] [stdout]      |
[INFO] [stdout] 1640 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1640 |     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout]      |                          +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/proto.rs:2091:26
[INFO] [stdout]      |
[INFO] [stdout] 2091 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 2091 |     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout]      |                          +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/proto.rs:2435:26
[INFO] [stdout]      |
[INFO] [stdout] 2435 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 2435 |     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout]      |                          +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/encoder.rs:49:68
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn encode(&self, metric_familys: &[MetricFamily], writer: &mut Write) -> Result<()> {
[INFO] [stdout]    |                                                                    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn encode(&self, metric_familys: &[MetricFamily], writer: &mut dyn Write) -> Result<()> {
[INFO] [stdout]    |                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/encoder.rs:27:44
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn encode(&self, &[MetricFamily], &mut Write) -> Result<()>;
[INFO] [stdout]    |                                            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn encode(&self, &[MetricFamily], &mut dyn Write) -> Result<()>;
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/encoder.rs:97:30
[INFO] [stdout]    |
[INFO] [stdout] 97 |                 writer: &mut Write)
[INFO] [stdout]    |                              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 97 |                 writer: &mut dyn Write)
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/encoder.rs:128:37
[INFO] [stdout]     |
[INFO] [stdout] 128 |                        writer: &mut Write)
[INFO] [stdout]     |                                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 128 |                        writer: &mut dyn Write)
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/registry.rs:29:35
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn register(&mut self, c: Box<Collector>) -> Result<()> {
[INFO] [stdout]    |                                   ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn register(&mut self, c: Box<dyn Collector>) -> Result<()> {
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/registry.rs:57:37
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn unregister(&mut self, c: Box<Collector>) -> Result<()> {
[INFO] [stdout]    |                                     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn unregister(&mut self, c: Box<dyn Collector>) -> Result<()> {
[INFO] [stdout]    |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/registry.rs:119:35
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn register(&self, c: Box<Collector>) -> Result<()> {
[INFO] [stdout]     |                                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn register(&self, c: Box<dyn Collector>) -> Result<()> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/registry.rs:123:37
[INFO] [stdout]     |
[INFO] [stdout] 123 |     pub fn unregister(&self, c: Box<Collector>) -> Result<()> {
[INFO] [stdout]     |                                     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 123 |     pub fn unregister(&self, c: Box<dyn Collector>) -> Result<()> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/proto.rs:197:18
[INFO] [stdout]     |
[INFO] [stdout] 197 |         self as &::std::any::Any
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 197 |         self as &dyn (::std::any::Any)
[INFO] [stdout]     |                  +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/proto.rs:374:18
[INFO] [stdout]     |
[INFO] [stdout] 374 |         self as &::std::any::Any
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 374 |         self as &dyn (::std::any::Any)
[INFO] [stdout]     |                  +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/proto.rs:544:18
[INFO] [stdout]     |
[INFO] [stdout] 544 |         self as &::std::any::Any
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 544 |         self as &dyn (::std::any::Any)
[INFO] [stdout]     |                  +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/proto.rs:748:18
[INFO] [stdout]     |
[INFO] [stdout] 748 |         self as &::std::any::Any
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 748 |         self as &dyn (::std::any::Any)
[INFO] [stdout]     |                  +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/proto.rs:998:18
[INFO] [stdout]     |
[INFO] [stdout] 998 |         self as &::std::any::Any
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 998 |         self as &dyn (::std::any::Any)
[INFO] [stdout]     |                  +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/proto.rs:1181:18
[INFO] [stdout]      |
[INFO] [stdout] 1181 |         self as &::std::any::Any
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1181 |         self as &dyn (::std::any::Any)
[INFO] [stdout]      |                  +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/proto.rs:1424:18
[INFO] [stdout]      |
[INFO] [stdout] 1424 |         self as &::std::any::Any
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1424 |         self as &dyn (::std::any::Any)
[INFO] [stdout]      |                  +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/proto.rs:1641:18
[INFO] [stdout]      |
[INFO] [stdout] 1641 |         self as &::std::any::Any
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1641 |         self as &dyn (::std::any::Any)
[INFO] [stdout]      |                  +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/proto.rs:2092:18
[INFO] [stdout]      |
[INFO] [stdout] 2092 |         self as &::std::any::Any
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 2092 |         self as &dyn (::std::any::Any)
[INFO] [stdout]      |                  +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/proto.rs:2436:18
[INFO] [stdout]      |
[INFO] [stdout] 2436 |         self as &::std::any::Any
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 2436 |         self as &dyn (::std::any::Any)
[INFO] [stdout]      |                  +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:38:29
[INFO] [stdout]    |
[INFO] [stdout] 38 |             description(err.description())
[INFO] [stdout]    |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/registry.rs:80:25
[INFO] [stdout]    |
[INFO] [stdout] 80 |                     let mut existent_mf = entry.get_mut();
[INFO] [stdout]    |                         ----^^^^^^^^^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/registry.rs:81:25
[INFO] [stdout]    |
[INFO] [stdout] 81 |                     let mut existent_metrics = existent_mf.mut_metric();
[INFO] [stdout]    |                         ----^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]   --> src/proto.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 | /             instance.get(|| {
[INFO] [stdout] 48 | |                 LabelPair {
[INFO] [stdout] 49 | |                     name: ::protobuf::SingularField::none(),
[INFO] [stdout] 50 | |                     value: ::protobuf::SingularField::none(),
[INFO] [stdout] ...  |
[INFO] [stdout] 54 | |             })
[INFO] [stdout]    | |______________^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout]    = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/proto.rs:216:13
[INFO] [stdout]     |
[INFO] [stdout] 216 | /             descriptor.get(|| {
[INFO] [stdout] 217 | |                 let mut fields = ::std::vec::Vec::new();
[INFO] [stdout] 218 | |                 fields.push(::protobuf::reflect::accessor::make_singular_string_accessor(
[INFO] [stdout] 219 | |                     "name",
[INFO] [stdout] ...   |
[INFO] [stdout] 233 | |             })
[INFO] [stdout]     | |______________^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/proto.rs:283:13
[INFO] [stdout]     |
[INFO] [stdout] 283 | /             instance.get(|| {
[INFO] [stdout] 284 | |                 Gauge {
[INFO] [stdout] 285 | |                     value: ::std::option::Option::None,
[INFO] [stdout] 286 | |                     unknown_fields: ::protobuf::UnknownFields::new(),
[INFO] [stdout] ...   |
[INFO] [stdout] 289 | |             })
[INFO] [stdout]     | |______________^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/proto.rs:393:13
[INFO] [stdout]     |
[INFO] [stdout] 393 | /             descriptor.get(|| {
[INFO] [stdout] 394 | |                 let mut fields = ::std::vec::Vec::new();
[INFO] [stdout] 395 | |                 fields.push(::protobuf::reflect::accessor::make_singular_f64_accessor(
[INFO] [stdout] 396 | |                     "value",
[INFO] [stdout] ...   |
[INFO] [stdout] 405 | |             })
[INFO] [stdout]     | |______________^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/proto.rs:453:13
[INFO] [stdout]     |
[INFO] [stdout] 453 | /             instance.get(|| {
[INFO] [stdout] 454 | |                 Counter {
[INFO] [stdout] 455 | |                     value: ::std::option::Option::None,
[INFO] [stdout] 456 | |                     unknown_fields: ::protobuf::UnknownFields::new(),
[INFO] [stdout] ...   |
[INFO] [stdout] 459 | |             })
[INFO] [stdout]     | |______________^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/proto.rs:563:13
[INFO] [stdout]     |
[INFO] [stdout] 563 | /             descriptor.get(|| {
[INFO] [stdout] 564 | |                 let mut fields = ::std::vec::Vec::new();
[INFO] [stdout] 565 | |                 fields.push(::protobuf::reflect::accessor::make_singular_f64_accessor(
[INFO] [stdout] 566 | |                     "value",
[INFO] [stdout] ...   |
[INFO] [stdout] 575 | |             })
[INFO] [stdout]     | |______________^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/proto.rs:624:13
[INFO] [stdout]     |
[INFO] [stdout] 624 | /             instance.get(|| {
[INFO] [stdout] 625 | |                 Quantile {
[INFO] [stdout] 626 | |                     quantile: ::std::option::Option::None,
[INFO] [stdout] 627 | |                     value: ::std::option::Option::None,
[INFO] [stdout] ...   |
[INFO] [stdout] 631 | |             })
[INFO] [stdout]     | |______________^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/proto.rs:767:13
[INFO] [stdout]     |
[INFO] [stdout] 767 | /             descriptor.get(|| {
[INFO] [stdout] 768 | |                 let mut fields = ::std::vec::Vec::new();
[INFO] [stdout] 769 | |                 fields.push(::protobuf::reflect::accessor::make_singular_f64_accessor(
[INFO] [stdout] 770 | |                     "quantile",
[INFO] [stdout] ...   |
[INFO] [stdout] 784 | |             })
[INFO] [stdout]     | |______________^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/proto.rs:836:13
[INFO] [stdout]     |
[INFO] [stdout] 836 | /             instance.get(|| {
[INFO] [stdout] 837 | |                 Summary {
[INFO] [stdout] 838 | |                     sample_count: ::std::option::Option::None,
[INFO] [stdout] 839 | |                     sample_sum: ::std::option::Option::None,
[INFO] [stdout] ...   |
[INFO] [stdout] 844 | |             })
[INFO] [stdout]     | |______________^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/proto.rs:950:22
[INFO] [stdout]     |
[INFO] [stdout] 950 |         for value in &self.sample_count {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 950 -         for value in &self.sample_count {
[INFO] [stdout] 950 +         while let Some(value) = &self.sample_count {
[INFO] [stdout]     |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 950 -         for value in &self.sample_count {
[INFO] [stdout] 950 +         if let Some(value) = &self.sample_count {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]     --> src/proto.rs:1017:13
[INFO] [stdout]      |
[INFO] [stdout] 1017 | /             descriptor.get(|| {
[INFO] [stdout] 1018 | |                 let mut fields = ::std::vec::Vec::new();
[INFO] [stdout] 1019 | |                 fields.push(::protobuf::reflect::accessor::make_singular_u64_accessor(
[INFO] [stdout] 1020 | |                     "sample_count",
[INFO] [stdout] ...    |
[INFO] [stdout] 1038 | |             })
[INFO] [stdout]      | |______________^ mutable reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]     --> src/proto.rs:1090:13
[INFO] [stdout]      |
[INFO] [stdout] 1090 | /             instance.get(|| {
[INFO] [stdout] 1091 | |                 Untyped {
[INFO] [stdout] 1092 | |                     value: ::std::option::Option::None,
[INFO] [stdout] 1093 | |                     unknown_fields: ::protobuf::UnknownFields::new(),
[INFO] [stdout] ...    |
[INFO] [stdout] 1096 | |             })
[INFO] [stdout]      | |______________^ mutable reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]     --> src/proto.rs:1200:13
[INFO] [stdout]      |
[INFO] [stdout] 1200 | /             descriptor.get(|| {
[INFO] [stdout] 1201 | |                 let mut fields = ::std::vec::Vec::new();
[INFO] [stdout] 1202 | |                 fields.push(::protobuf::reflect::accessor::make_singular_f64_accessor(
[INFO] [stdout] 1203 | |                     "value",
[INFO] [stdout] ...    |
[INFO] [stdout] 1212 | |             })
[INFO] [stdout]      | |______________^ mutable reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]     --> src/proto.rs:1262:13
[INFO] [stdout]      |
[INFO] [stdout] 1262 | /             instance.get(|| {
[INFO] [stdout] 1263 | |                 Histogram {
[INFO] [stdout] 1264 | |                     sample_count: ::std::option::Option::None,
[INFO] [stdout] 1265 | |                     sample_sum: ::std::option::Option::None,
[INFO] [stdout] ...    |
[INFO] [stdout] 1270 | |             })
[INFO] [stdout]      | |______________^ mutable reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]     --> src/proto.rs:1376:22
[INFO] [stdout]      |
[INFO] [stdout] 1376 |         for value in &self.sample_count {
[INFO] [stdout]      |                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]      |
[INFO] [stdout] 1376 -         for value in &self.sample_count {
[INFO] [stdout] 1376 +         while let Some(value) = &self.sample_count {
[INFO] [stdout]      |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]      |
[INFO] [stdout] 1376 -         for value in &self.sample_count {
[INFO] [stdout] 1376 +         if let Some(value) = &self.sample_count {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]     --> src/proto.rs:1443:13
[INFO] [stdout]      |
[INFO] [stdout] 1443 | /             descriptor.get(|| {
[INFO] [stdout] 1444 | |                 let mut fields = ::std::vec::Vec::new();
[INFO] [stdout] 1445 | |                 fields.push(::protobuf::reflect::accessor::make_singular_u64_accessor(
[INFO] [stdout] 1446 | |                     "sample_count",
[INFO] [stdout] ...    |
[INFO] [stdout] 1464 | |             })
[INFO] [stdout]      | |______________^ mutable reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]     --> src/proto.rs:1517:13
[INFO] [stdout]      |
[INFO] [stdout] 1517 | /             instance.get(|| {
[INFO] [stdout] 1518 | |                 Bucket {
[INFO] [stdout] 1519 | |                     cumulative_count: ::std::option::Option::None,
[INFO] [stdout] 1520 | |                     upper_bound: ::std::option::Option::None,
[INFO] [stdout] ...    |
[INFO] [stdout] 1524 | |             })
[INFO] [stdout]      | |______________^ mutable reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]     --> src/proto.rs:1602:22
[INFO] [stdout]      |
[INFO] [stdout] 1602 |         for value in &self.cumulative_count {
[INFO] [stdout]      |                      ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]      |
[INFO] [stdout] 1602 -         for value in &self.cumulative_count {
[INFO] [stdout] 1602 +         while let Some(value) = &self.cumulative_count {
[INFO] [stdout]      |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]      |
[INFO] [stdout] 1602 -         for value in &self.cumulative_count {
[INFO] [stdout] 1602 +         if let Some(value) = &self.cumulative_count {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]     --> src/proto.rs:1660:13
[INFO] [stdout]      |
[INFO] [stdout] 1660 | /             descriptor.get(|| {
[INFO] [stdout] 1661 | |                 let mut fields = ::std::vec::Vec::new();
[INFO] [stdout] 1662 | |                 fields.push(::protobuf::reflect::accessor::make_singular_u64_accessor(
[INFO] [stdout] 1663 | |                     "cumulative_count",
[INFO] [stdout] ...    |
[INFO] [stdout] 1677 | |             })
[INFO] [stdout]      | |______________^ mutable reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]     --> src/proto.rs:1733:13
[INFO] [stdout]      |
[INFO] [stdout] 1733 | /             instance.get(|| {
[INFO] [stdout] 1734 | |                 Metric {
[INFO] [stdout] 1735 | |                     label: ::protobuf::RepeatedField::new(),
[INFO] [stdout] 1736 | |                     gauge: ::protobuf::SingularPtrField::none(),
[INFO] [stdout] ...    |
[INFO] [stdout] 1745 | |             })
[INFO] [stdout]      | |______________^ mutable reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]     --> src/proto.rs:2029:22
[INFO] [stdout]      |
[INFO] [stdout] 2029 |         for value in &self.timestamp_ms {
[INFO] [stdout]      |                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]      |
[INFO] [stdout] 2029 -         for value in &self.timestamp_ms {
[INFO] [stdout] 2029 +         while let Some(value) = &self.timestamp_ms {
[INFO] [stdout]      |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]      |
[INFO] [stdout] 2029 -         for value in &self.timestamp_ms {
[INFO] [stdout] 2029 +         if let Some(value) = &self.timestamp_ms {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]     --> src/proto.rs:2111:13
[INFO] [stdout]      |
[INFO] [stdout] 2111 | /             descriptor.get(|| {
[INFO] [stdout] 2112 | |                 let mut fields = ::std::vec::Vec::new();
[INFO] [stdout] 2113 | |                 fields.push(::protobuf::reflect::accessor::make_repeated_message_accessor(
[INFO] [stdout] 2114 | |                     "label",
[INFO] [stdout] ...    |
[INFO] [stdout] 2152 | |             })
[INFO] [stdout]      | |______________^ mutable reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]     --> src/proto.rs:2215:13
[INFO] [stdout]      |
[INFO] [stdout] 2215 | /             instance.get(|| {
[INFO] [stdout] 2216 | |                 MetricFamily {
[INFO] [stdout] 2217 | |                     name: ::protobuf::SingularField::none(),
[INFO] [stdout] 2218 | |                     help: ::protobuf::SingularField::none(),
[INFO] [stdout] ...    |
[INFO] [stdout] 2224 | |             })
[INFO] [stdout]      | |______________^ mutable reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]     --> src/proto.rs:2388:22
[INFO] [stdout]      |
[INFO] [stdout] 2388 |         for value in &self.field_type {
[INFO] [stdout]      |                      ^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]      |
[INFO] [stdout] 2388 -         for value in &self.field_type {
[INFO] [stdout] 2388 +         while let Some(value) = &self.field_type {
[INFO] [stdout]      |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]      |
[INFO] [stdout] 2388 -         for value in &self.field_type {
[INFO] [stdout] 2388 +         if let Some(value) = &self.field_type {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]     --> src/proto.rs:2455:13
[INFO] [stdout]      |
[INFO] [stdout] 2455 | /             descriptor.get(|| {
[INFO] [stdout] 2456 | |                 let mut fields = ::std::vec::Vec::new();
[INFO] [stdout] 2457 | |                 fields.push(::protobuf::reflect::accessor::make_singular_string_accessor(
[INFO] [stdout] 2458 | |                     "name",
[INFO] [stdout] ...    |
[INFO] [stdout] 2481 | |             })
[INFO] [stdout]      | |______________^ mutable reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]     --> src/proto.rs:2554:13
[INFO] [stdout]      |
[INFO] [stdout] 2554 | /             descriptor.get(|| {
[INFO] [stdout] 2555 | |                 ::protobuf::reflect::EnumDescriptor::new("MetricType", file_descriptor_proto())
[INFO] [stdout] 2556 | |             })
[INFO] [stdout]      | |______________^ mutable reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]     --> src/proto.rs:2798:9
[INFO] [stdout]      |
[INFO] [stdout] 2798 | /         file_descriptor_proto_lazy.get(|| {
[INFO] [stdout] 2799 | |             parse_descriptor_proto()
[INFO] [stdout] 2800 | |         })
[INFO] [stdout]      | |__________^ mutable reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.54s
[INFO] running `Command { std: "docker" "inspect" "a48cd9994d369b585e757549197332e5b2478e5417209dc56fc7f6a43ea98017", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a48cd9994d369b585e757549197332e5b2478e5417209dc56fc7f6a43ea98017", kill_on_drop: false }`
[INFO] [stdout] a48cd9994d369b585e757549197332e5b2478e5417209dc56fc7f6a43ea98017
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9652daaee99d8be84d80064239e925a28a5c0364a6c5469cdfc73ae35ae01cbf
[INFO] running `Command { std: "docker" "start" "-a" "9652daaee99d8be84d80064239e925a28a5c0364a6c5469cdfc73ae35ae01cbf", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling openssl-sys v0.7.17
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.18
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling openssl-sys-extras v0.7.14
[INFO] [stderr]    Compiling openssl v0.7.14
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling traitobject v0.0.1
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stdout] warning: lint `box_pointers` has been removed: it does not detect other kinds of allocations, and existed only for historical reasons
[INFO] [stdout]   --> src/proto.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![allow(box_pointers)]
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:137:16
[INFO] [stdout]     |
[INFO] [stdout] 137 |         while !try!(is.eof()) {
[INFO] [stdout]     |                ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:138:45
[INFO] [stdout]     |
[INFO] [stdout] 138 |             let (field_number, wire_type) = try!(is.read_tag_unpack());
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:141:21
[INFO] [stdout]     |
[INFO] [stdout] 141 |                     try!(::protobuf::rt::read_singular_string_into(wire_type, is, &mut self.name));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:144:21
[INFO] [stdout]     |
[INFO] [stdout] 144 |                     try!(::protobuf::rt::read_singular_string_into(wire_type, is, &mut self.value));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:147:21
[INFO] [stdout]     |
[INFO] [stdout] 147 |                     try!(::protobuf::rt::read_unknown_or_skip_group(field_number, wire_type, is, self.mut_unknown_fields()));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:176:9
[INFO] [stdout]     |
[INFO] [stdout] 176 |         try!(os.write_unknown_fields(self.get_unknown_fields()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:171:13
[INFO] [stdout]     |
[INFO] [stdout] 171 |             try!(os.write_string(1, &v));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:174:13
[INFO] [stdout]     |
[INFO] [stdout] 174 |             try!(os.write_string(2, &v));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:319:16
[INFO] [stdout]     |
[INFO] [stdout] 319 |         while !try!(is.eof()) {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:320:45
[INFO] [stdout]     |
[INFO] [stdout] 320 |             let (field_number, wire_type) = try!(is.read_tag_unpack());
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:326:31
[INFO] [stdout]     |
[INFO] [stdout] 326 |                     let tmp = try!(is.read_double());
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:330:21
[INFO] [stdout]     |
[INFO] [stdout] 330 |                     try!(::protobuf::rt::read_unknown_or_skip_group(field_number, wire_type, is, self.mut_unknown_fields()));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:353:9
[INFO] [stdout]     |
[INFO] [stdout] 353 |         try!(os.write_unknown_fields(self.get_unknown_fields()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:351:13
[INFO] [stdout]     |
[INFO] [stdout] 351 |             try!(os.write_double(1, v));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:489:16
[INFO] [stdout]     |
[INFO] [stdout] 489 |         while !try!(is.eof()) {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:490:45
[INFO] [stdout]     |
[INFO] [stdout] 490 |             let (field_number, wire_type) = try!(is.read_tag_unpack());
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:496:31
[INFO] [stdout]     |
[INFO] [stdout] 496 |                     let tmp = try!(is.read_double());
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:500:21
[INFO] [stdout]     |
[INFO] [stdout] 500 |                     try!(::protobuf::rt::read_unknown_or_skip_group(field_number, wire_type, is, self.mut_unknown_fields()));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:523:9
[INFO] [stdout]     |
[INFO] [stdout] 523 |         try!(os.write_unknown_fields(self.get_unknown_fields()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:521:13
[INFO] [stdout]     |
[INFO] [stdout] 521 |             try!(os.write_double(1, v));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:680:16
[INFO] [stdout]     |
[INFO] [stdout] 680 |         while !try!(is.eof()) {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:681:45
[INFO] [stdout]     |
[INFO] [stdout] 681 |             let (field_number, wire_type) = try!(is.read_tag_unpack());
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:687:31
[INFO] [stdout]     |
[INFO] [stdout] 687 |                     let tmp = try!(is.read_double());
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:694:31
[INFO] [stdout]     |
[INFO] [stdout] 694 |                     let tmp = try!(is.read_double());
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:698:21
[INFO] [stdout]     |
[INFO] [stdout] 698 |                     try!(::protobuf::rt::read_unknown_or_skip_group(field_number, wire_type, is, self.mut_unknown_fields()));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:727:9
[INFO] [stdout]     |
[INFO] [stdout] 727 |         try!(os.write_unknown_fields(self.get_unknown_fields()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:722:13
[INFO] [stdout]     |
[INFO] [stdout] 722 |             try!(os.write_double(1, v));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:725:13
[INFO] [stdout]     |
[INFO] [stdout] 725 |             try!(os.write_double(2, v));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:918:16
[INFO] [stdout]     |
[INFO] [stdout] 918 |         while !try!(is.eof()) {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:919:45
[INFO] [stdout]     |
[INFO] [stdout] 919 |             let (field_number, wire_type) = try!(is.read_tag_unpack());
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:925:31
[INFO] [stdout]     |
[INFO] [stdout] 925 |                     let tmp = try!(is.read_uint64());
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:932:31
[INFO] [stdout]     |
[INFO] [stdout] 932 |                     let tmp = try!(is.read_double());
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:936:21
[INFO] [stdout]     |
[INFO] [stdout] 936 |                     try!(::protobuf::rt::read_repeated_message_into(wire_type, is, &mut self.quantile));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:939:21
[INFO] [stdout]     |
[INFO] [stdout] 939 |                     try!(::protobuf::rt::read_unknown_or_skip_group(field_number, wire_type, is, self.mut_unknown_fields()));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:977:9
[INFO] [stdout]     |
[INFO] [stdout] 977 |         try!(os.write_unknown_fields(self.get_unknown_fields()));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:967:13
[INFO] [stdout]     |
[INFO] [stdout] 967 |             try!(os.write_uint64(1, v));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:970:13
[INFO] [stdout]     |
[INFO] [stdout] 970 |             try!(os.write_double(2, v));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:973:13
[INFO] [stdout]     |
[INFO] [stdout] 973 |             try!(os.write_tag(3, ::protobuf::wire_format::WireTypeLengthDelimited));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:974:13
[INFO] [stdout]     |
[INFO] [stdout] 974 |             try!(os.write_raw_varint32(v.get_cached_size()));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/proto.rs:975:13
[INFO] [stdout]     |
[INFO] [stdout] 975 |             try!(v.write_to_with_cached_sizes(os));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1126:16
[INFO] [stdout]      |
[INFO] [stdout] 1126 |         while !try!(is.eof()) {
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1127:45
[INFO] [stdout]      |
[INFO] [stdout] 1127 |             let (field_number, wire_type) = try!(is.read_tag_unpack());
[INFO] [stdout]      |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1133:31
[INFO] [stdout]      |
[INFO] [stdout] 1133 |                     let tmp = try!(is.read_double());
[INFO] [stdout]      |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1137:21
[INFO] [stdout]      |
[INFO] [stdout] 1137 |                     try!(::protobuf::rt::read_unknown_or_skip_group(field_number, wire_type, is, self.mut_unknown_fields()));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1160:9
[INFO] [stdout]      |
[INFO] [stdout] 1160 |         try!(os.write_unknown_fields(self.get_unknown_fields()));
[INFO] [stdout]      |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1158:13
[INFO] [stdout]      |
[INFO] [stdout] 1158 |             try!(os.write_double(1, v));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1344:16
[INFO] [stdout]      |
[INFO] [stdout] 1344 |         while !try!(is.eof()) {
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1345:45
[INFO] [stdout]      |
[INFO] [stdout] 1345 |             let (field_number, wire_type) = try!(is.read_tag_unpack());
[INFO] [stdout]      |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1351:31
[INFO] [stdout]      |
[INFO] [stdout] 1351 |                     let tmp = try!(is.read_uint64());
[INFO] [stdout]      |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1358:31
[INFO] [stdout]      |
[INFO] [stdout] 1358 |                     let tmp = try!(is.read_double());
[INFO] [stdout]      |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1362:21
[INFO] [stdout]      |
[INFO] [stdout] 1362 |                     try!(::protobuf::rt::read_repeated_message_into(wire_type, is, &mut self.bucket));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1365:21
[INFO] [stdout]      |
[INFO] [stdout] 1365 |                     try!(::protobuf::rt::read_unknown_or_skip_group(field_number, wire_type, is, self.mut_unknown_fields()));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1403:9
[INFO] [stdout]      |
[INFO] [stdout] 1403 |         try!(os.write_unknown_fields(self.get_unknown_fields()));
[INFO] [stdout]      |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1393:13
[INFO] [stdout]      |
[INFO] [stdout] 1393 |             try!(os.write_uint64(1, v));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1396:13
[INFO] [stdout]      |
[INFO] [stdout] 1396 |             try!(os.write_double(2, v));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1399:13
[INFO] [stdout]      |
[INFO] [stdout] 1399 |             try!(os.write_tag(3, ::protobuf::wire_format::WireTypeLengthDelimited));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1400:13
[INFO] [stdout]      |
[INFO] [stdout] 1400 |             try!(os.write_raw_varint32(v.get_cached_size()));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1401:13
[INFO] [stdout]      |
[INFO] [stdout] 1401 |             try!(v.write_to_with_cached_sizes(os));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1573:16
[INFO] [stdout]      |
[INFO] [stdout] 1573 |         while !try!(is.eof()) {
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1574:45
[INFO] [stdout]      |
[INFO] [stdout] 1574 |             let (field_number, wire_type) = try!(is.read_tag_unpack());
[INFO] [stdout]      |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1580:31
[INFO] [stdout]      |
[INFO] [stdout] 1580 |                     let tmp = try!(is.read_uint64());
[INFO] [stdout]      |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1587:31
[INFO] [stdout]      |
[INFO] [stdout] 1587 |                     let tmp = try!(is.read_double());
[INFO] [stdout]      |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1591:21
[INFO] [stdout]      |
[INFO] [stdout] 1591 |                     try!(::protobuf::rt::read_unknown_or_skip_group(field_number, wire_type, is, self.mut_unknown_fields()));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1620:9
[INFO] [stdout]      |
[INFO] [stdout] 1620 |         try!(os.write_unknown_fields(self.get_unknown_fields()));
[INFO] [stdout]      |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1615:13
[INFO] [stdout]      |
[INFO] [stdout] 1615 |             try!(os.write_uint64(1, v));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1618:13
[INFO] [stdout]      |
[INFO] [stdout] 1618 |             try!(os.write_double(2, v));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1965:16
[INFO] [stdout]      |
[INFO] [stdout] 1965 |         while !try!(is.eof()) {
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1966:45
[INFO] [stdout]      |
[INFO] [stdout] 1966 |             let (field_number, wire_type) = try!(is.read_tag_unpack());
[INFO] [stdout]      |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1969:21
[INFO] [stdout]      |
[INFO] [stdout] 1969 |                     try!(::protobuf::rt::read_repeated_message_into(wire_type, is, &mut self.label));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1972:21
[INFO] [stdout]      |
[INFO] [stdout] 1972 |                     try!(::protobuf::rt::read_singular_message_into(wire_type, is, &mut self.gauge));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1975:21
[INFO] [stdout]      |
[INFO] [stdout] 1975 |                     try!(::protobuf::rt::read_singular_message_into(wire_type, is, &mut self.counter));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1978:21
[INFO] [stdout]      |
[INFO] [stdout] 1978 |                     try!(::protobuf::rt::read_singular_message_into(wire_type, is, &mut self.summary));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1981:21
[INFO] [stdout]      |
[INFO] [stdout] 1981 |                     try!(::protobuf::rt::read_singular_message_into(wire_type, is, &mut self.untyped));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1984:21
[INFO] [stdout]      |
[INFO] [stdout] 1984 |                     try!(::protobuf::rt::read_singular_message_into(wire_type, is, &mut self.histogram));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1990:31
[INFO] [stdout]      |
[INFO] [stdout] 1990 |                     let tmp = try!(is.read_int64());
[INFO] [stdout]      |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:1994:21
[INFO] [stdout]      |
[INFO] [stdout] 1994 |                     try!(::protobuf::rt::read_unknown_or_skip_group(field_number, wire_type, is, self.mut_unknown_fields()));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2071:9
[INFO] [stdout]      |
[INFO] [stdout] 2071 |         try!(os.write_unknown_fields(self.get_unknown_fields()));
[INFO] [stdout]      |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2039:13
[INFO] [stdout]      |
[INFO] [stdout] 2039 |             try!(os.write_tag(1, ::protobuf::wire_format::WireTypeLengthDelimited));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2040:13
[INFO] [stdout]      |
[INFO] [stdout] 2040 |             try!(os.write_raw_varint32(v.get_cached_size()));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2041:13
[INFO] [stdout]      |
[INFO] [stdout] 2041 |             try!(v.write_to_with_cached_sizes(os));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2044:13
[INFO] [stdout]      |
[INFO] [stdout] 2044 |             try!(os.write_tag(2, ::protobuf::wire_format::WireTypeLengthDelimited));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2045:13
[INFO] [stdout]      |
[INFO] [stdout] 2045 |             try!(os.write_raw_varint32(v.get_cached_size()));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2046:13
[INFO] [stdout]      |
[INFO] [stdout] 2046 |             try!(v.write_to_with_cached_sizes(os));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2049:13
[INFO] [stdout]      |
[INFO] [stdout] 2049 |             try!(os.write_tag(3, ::protobuf::wire_format::WireTypeLengthDelimited));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2050:13
[INFO] [stdout]      |
[INFO] [stdout] 2050 |             try!(os.write_raw_varint32(v.get_cached_size()));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2051:13
[INFO] [stdout]      |
[INFO] [stdout] 2051 |             try!(v.write_to_with_cached_sizes(os));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2054:13
[INFO] [stdout]      |
[INFO] [stdout] 2054 |             try!(os.write_tag(4, ::protobuf::wire_format::WireTypeLengthDelimited));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2055:13
[INFO] [stdout]      |
[INFO] [stdout] 2055 |             try!(os.write_raw_varint32(v.get_cached_size()));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2056:13
[INFO] [stdout]      |
[INFO] [stdout] 2056 |             try!(v.write_to_with_cached_sizes(os));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2059:13
[INFO] [stdout]      |
[INFO] [stdout] 2059 |             try!(os.write_tag(5, ::protobuf::wire_format::WireTypeLengthDelimited));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2060:13
[INFO] [stdout]      |
[INFO] [stdout] 2060 |             try!(os.write_raw_varint32(v.get_cached_size()));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2061:13
[INFO] [stdout]      |
[INFO] [stdout] 2061 |             try!(v.write_to_with_cached_sizes(os));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2064:13
[INFO] [stdout]      |
[INFO] [stdout] 2064 |             try!(os.write_tag(7, ::protobuf::wire_format::WireTypeLengthDelimited));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2065:13
[INFO] [stdout]      |
[INFO] [stdout] 2065 |             try!(os.write_raw_varint32(v.get_cached_size()));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2066:13
[INFO] [stdout]      |
[INFO] [stdout] 2066 |             try!(v.write_to_with_cached_sizes(os));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2069:13
[INFO] [stdout]      |
[INFO] [stdout] 2069 |             try!(os.write_int64(6, v));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2351:16
[INFO] [stdout]      |
[INFO] [stdout] 2351 |         while !try!(is.eof()) {
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2352:45
[INFO] [stdout]      |
[INFO] [stdout] 2352 |             let (field_number, wire_type) = try!(is.read_tag_unpack());
[INFO] [stdout]      |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2355:21
[INFO] [stdout]      |
[INFO] [stdout] 2355 |                     try!(::protobuf::rt::read_singular_string_into(wire_type, is, &mut self.name));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2358:21
[INFO] [stdout]      |
[INFO] [stdout] 2358 |                     try!(::protobuf::rt::read_singular_string_into(wire_type, is, &mut self.help));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2364:31
[INFO] [stdout]      |
[INFO] [stdout] 2364 |                     let tmp = try!(is.read_enum());
[INFO] [stdout]      |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2368:21
[INFO] [stdout]      |
[INFO] [stdout] 2368 |                     try!(::protobuf::rt::read_repeated_message_into(wire_type, is, &mut self.metric));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2371:21
[INFO] [stdout]      |
[INFO] [stdout] 2371 |                     try!(::protobuf::rt::read_unknown_or_skip_group(field_number, wire_type, is, self.mut_unknown_fields()));
[INFO] [stdout]      |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2415:9
[INFO] [stdout]      |
[INFO] [stdout] 2415 |         try!(os.write_unknown_fields(self.get_unknown_fields()));
[INFO] [stdout]      |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2402:13
[INFO] [stdout]      |
[INFO] [stdout] 2402 |             try!(os.write_string(1, &v));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2405:13
[INFO] [stdout]      |
[INFO] [stdout] 2405 |             try!(os.write_string(2, &v));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2408:13
[INFO] [stdout]      |
[INFO] [stdout] 2408 |             try!(os.write_enum(3, v.value()));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2411:13
[INFO] [stdout]      |
[INFO] [stdout] 2411 |             try!(os.write_tag(4, ::protobuf::wire_format::WireTypeLengthDelimited));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2412:13
[INFO] [stdout]      |
[INFO] [stdout] 2412 |             try!(os.write_raw_varint32(v.get_cached_size()));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]     --> src/proto.rs:2413:13
[INFO] [stdout]      |
[INFO] [stdout] 2413 |             try!(v.write_to_with_cached_sizes(os));
[INFO] [stdout]      |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/encoder.rs:27:22
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn encode(&self, &[MetricFamily], &mut Write) -> Result<()>;
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[MetricFamily]`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/encoder.rs:27:39
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn encode(&self, &[MetricFamily], &mut Write) -> Result<()>;
[INFO] [stdout]    |                                       ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut Write`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |             try!(write!(writer, "# TYPE {} {}\n", name, lowercase_type));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:62:17
[INFO] [stdout]    |
[INFO] [stdout] 62 |                 try!(write!(writer, "# HELP {} {}\n", name, escape_string(help, false)));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:72:25
[INFO] [stdout]    |
[INFO] [stdout] 72 |                         try!(write_sample(name, m, "", "", m.get_counter().get_value(), writer));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encoder.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |     try!(writer.write_all(name.as_bytes()));
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 101 |     try!(label_pairs_to_text(mc.get_label(),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 106 |     try!(write!(writer, " {}", value));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 |     try!(writer.write_all(b"\n"));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |         try!(write!(writer, " {}", timestamp));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 153 |     try!(writer.write_all(b"}"));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:136:9
[INFO] [stdout]     |
[INFO] [stdout] 136 |         try!(write!(writer,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encoder.rs:146:9
[INFO] [stdout]     |
[INFO] [stdout] 146 |         try!(write!(writer,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/counter.rs:38:20
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let desc = try!(Desc::new(opts.fq_name(), opts.help, vec![], opts.const_labels));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/counter.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let v = try!(Value::new(desc, ValueType::Counter, 0.0, label_values));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/counter.rs:107:20
[INFO] [stdout]     |
[INFO] [stdout] 107 |         let desc = try!(Desc::new(opts.fq_name(), opts.help, variable_names, opts.const_labels));
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/vec.rs:29:21
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn build(&self, &Desc, &[&str]) -> Result<Self::Output>;
[INFO] [stdout]    |                     ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Desc`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/vec.rs:29:28
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn build(&self, &Desc, &[&str]) -> Result<Self::Output>;
[INFO] [stdout]    |                            ^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[&str]`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/vec.rs:60:17
[INFO] [stdout]    |
[INFO] [stdout] 60 |         let h = try!(self.hash_label_values(&vals));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/vec.rs:66:17
[INFO] [stdout]    |
[INFO] [stdout] 66 |         let h = try!(self.hash_labels(labels));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/vec.rs:78:17
[INFO] [stdout]    |
[INFO] [stdout] 78 |         let h = try!(self.hash_label_values(&vals));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/vec.rs:89:17
[INFO] [stdout]    |
[INFO] [stdout] 89 |         let h = try!(self.hash_labels(labels));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/vec.rs:144:22
[INFO] [stdout]     |
[INFO] [stdout] 144 |         let metric = try!(self.new_metric.build(&self.desc, label_values));
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `protobuf::reflect::accessor::make_repeated_message_accessor`
[INFO] [stdout]     --> src/proto.rs:1029:60
[INFO] [stdout]      |
[INFO] [stdout] 1029 |                 fields.push(::protobuf::reflect::accessor::make_repeated_message_accessor(
[INFO] [stdout]      |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `protobuf::reflect::accessor::make_repeated_message_accessor`
[INFO] [stdout]     --> src/proto.rs:1455:60
[INFO] [stdout]      |
[INFO] [stdout] 1455 |                 fields.push(::protobuf::reflect::accessor::make_repeated_message_accessor(
[INFO] [stdout]      |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `protobuf::reflect::accessor::make_repeated_message_accessor`
[INFO] [stdout]     --> src/proto.rs:2113:60
[INFO] [stdout]      |
[INFO] [stdout] 2113 |                 fields.push(::protobuf::reflect::accessor::make_repeated_message_accessor(
[INFO] [stdout]      |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `protobuf::reflect::accessor::make_repeated_message_accessor`
[INFO] [stdout]     --> src/proto.rs:2472:60
[INFO] [stdout]      |
[INFO] [stdout] 2472 |                 fields.push(::protobuf::reflect::accessor::make_repeated_message_accessor(
[INFO] [stdout]      |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | / quick_error!{
[INFO] [stdout] 18 | |     #[derive(Debug)]
[INFO] [stdout] 19 | |     pub enum Error {
[INFO] [stdout] 20 | |         AlreadyReg {
[INFO] [stdout] ...  |
[INFO] [stdout] 42 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/registry.rs:24:44
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub colloctors_by_id: HashMap<u64, Box<Collector>>,
[INFO] [stdout]    |                                            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub colloctors_by_id: HashMap<u64, Box<dyn Collector>>,
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/proto.rs:196:26
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 196 |     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout]     |                          +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/proto.rs:373:26
[INFO] [stdout]     |
[INFO] [stdout] 373 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 373 |     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout]     |                          +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/proto.rs:543:26
[INFO] [stdout]     |
[INFO] [stdout] 543 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 543 |     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout]     |                          +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/proto.rs:747:26
[INFO] [stdout]     |
[INFO] [stdout] 747 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 747 |     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout]     |                          +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/proto.rs:997:26
[INFO] [stdout]     |
[INFO] [stdout] 997 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 997 |     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout]     |                          +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/proto.rs:1180:26
[INFO] [stdout]      |
[INFO] [stdout] 1180 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1180 |     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout]      |                          +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/proto.rs:1423:26
[INFO] [stdout]      |
[INFO] [stdout] 1423 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1423 |     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout]      |                          +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/proto.rs:1640:26
[INFO] [stdout]      |
[INFO] [stdout] 1640 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1640 |     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout]      |                          +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/proto.rs:2091:26
[INFO] [stdout]      |
[INFO] [stdout] 2091 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 2091 |     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout]      |                          +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/proto.rs:2435:26
[INFO] [stdout]      |
[INFO] [stdout] 2435 |     fn as_any(&self) -> &::std::any::Any {
[INFO] [stdout]      |                          ^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 2435 |     fn as_any(&self) -> &dyn (::std::any::Any) {
[INFO] [stdout]      |                          +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/encoder.rs:49:68
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn encode(&self, metric_familys: &[MetricFamily], writer: &mut Write) -> Result<()> {
[INFO] [stdout]    |                                                                    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn encode(&self, metric_familys: &[MetricFamily], writer: &mut dyn Write) -> Result<()> {
[INFO] [stdout]    |                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/encoder.rs:27:44
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn encode(&self, &[MetricFamily], &mut Write) -> Result<()>;
[INFO] [stdout]    |                                            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn encode(&self, &[MetricFamily], &mut dyn Write) -> Result<()>;
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/encoder.rs:97:30
[INFO] [stdout]    |
[INFO] [stdout] 97 |                 writer: &mut Write)
[INFO] [stdout]    |                              ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 97 |                 writer: &mut dyn Write)
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/encoder.rs:128:37
[INFO] [stdout]     |
[INFO] [stdout] 128 |                        writer: &mut Write)
[INFO] [stdout]     |                                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 128 |                        writer: &mut dyn Write)
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/registry.rs:29:35
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn register(&mut self, c: Box<Collector>) -> Result<()> {
[INFO] [stdout]    |                                   ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn register(&mut self, c: Box<dyn Collector>) -> Result<()> {
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/registry.rs:57:37
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn unregister(&mut self, c: Box<Collector>) -> Result<()> {
[INFO] [stdout]    |                                     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 57 |     fn unregister(&mut self, c: Box<dyn Collector>) -> Result<()> {
[INFO] [stdout]    |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/registry.rs:119:35
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn register(&self, c: Box<Collector>) -> Result<()> {
[INFO] [stdout]     |                                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn register(&self, c: Box<dyn Collector>) -> Result<()> {
[INFO] [stdout]     |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/registry.rs:123:37
[INFO] [stdout]     |
[INFO] [stdout] 123 |     pub fn unregister(&self, c: Box<Collector>) -> Result<()> {
[INFO] [stdout]     |                                     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 123 |     pub fn unregister(&self, c: Box<dyn Collector>) -> Result<()> {
[INFO] [stdout]     |                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/proto.rs:197:18
[INFO] [stdout]     |
[INFO] [stdout] 197 |         self as &::std::any::Any
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 197 |         self as &dyn (::std::any::Any)
[INFO] [stdout]     |                  +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/proto.rs:374:18
[INFO] [stdout]     |
[INFO] [stdout] 374 |         self as &::std::any::Any
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 374 |         self as &dyn (::std::any::Any)
[INFO] [stdout]     |                  +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/proto.rs:544:18
[INFO] [stdout]     |
[INFO] [stdout] 544 |         self as &::std::any::Any
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 544 |         self as &dyn (::std::any::Any)
[INFO] [stdout]     |                  +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/proto.rs:748:18
[INFO] [stdout]     |
[INFO] [stdout] 748 |         self as &::std::any::Any
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 748 |         self as &dyn (::std::any::Any)
[INFO] [stdout]     |                  +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/proto.rs:998:18
[INFO] [stdout]     |
[INFO] [stdout] 998 |         self as &::std::any::Any
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 998 |         self as &dyn (::std::any::Any)
[INFO] [stdout]     |                  +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/proto.rs:1181:18
[INFO] [stdout]      |
[INFO] [stdout] 1181 |         self as &::std::any::Any
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1181 |         self as &dyn (::std::any::Any)
[INFO] [stdout]      |                  +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/proto.rs:1424:18
[INFO] [stdout]      |
[INFO] [stdout] 1424 |         self as &::std::any::Any
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1424 |         self as &dyn (::std::any::Any)
[INFO] [stdout]      |                  +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/proto.rs:1641:18
[INFO] [stdout]      |
[INFO] [stdout] 1641 |         self as &::std::any::Any
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 1641 |         self as &dyn (::std::any::Any)
[INFO] [stdout]      |                  +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/proto.rs:2092:18
[INFO] [stdout]      |
[INFO] [stdout] 2092 |         self as &::std::any::Any
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 2092 |         self as &dyn (::std::any::Any)
[INFO] [stdout]      |                  +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]     --> src/proto.rs:2436:18
[INFO] [stdout]      |
[INFO] [stdout] 2436 |         self as &::std::any::Any
[INFO] [stdout]      |                  ^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]      |
[INFO] [stdout] 2436 |         self as &dyn (::std::any::Any)
[INFO] [stdout]      |                  +++++               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:38:29
[INFO] [stdout]    |
[INFO] [stdout] 38 |             description(err.description())
[INFO] [stdout]    |                             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/registry.rs:80:25
[INFO] [stdout]    |
[INFO] [stdout] 80 |                     let mut existent_mf = entry.get_mut();
[INFO] [stdout]    |                         ----^^^^^^^^^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/registry.rs:81:25
[INFO] [stdout]    |
[INFO] [stdout] 81 |                     let mut existent_metrics = existent_mf.mut_metric();
[INFO] [stdout]    |                         ----^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]   --> src/proto.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 | /             instance.get(|| {
[INFO] [stdout] 48 | |                 LabelPair {
[INFO] [stdout] 49 | |                     name: ::protobuf::SingularField::none(),
[INFO] [stdout] 50 | |                     value: ::protobuf::SingularField::none(),
[INFO] [stdout] ...  |
[INFO] [stdout] 54 | |             })
[INFO] [stdout]    | |______________^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]    = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout]    = note: `#[warn(static_mut_refs)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/proto.rs:216:13
[INFO] [stdout]     |
[INFO] [stdout] 216 | /             descriptor.get(|| {
[INFO] [stdout] 217 | |                 let mut fields = ::std::vec::Vec::new();
[INFO] [stdout] 218 | |                 fields.push(::protobuf::reflect::accessor::make_singular_string_accessor(
[INFO] [stdout] 219 | |                     "name",
[INFO] [stdout] ...   |
[INFO] [stdout] 233 | |             })
[INFO] [stdout]     | |______________^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/proto.rs:283:13
[INFO] [stdout]     |
[INFO] [stdout] 283 | /             instance.get(|| {
[INFO] [stdout] 284 | |                 Gauge {
[INFO] [stdout] 285 | |                     value: ::std::option::Option::None,
[INFO] [stdout] 286 | |                     unknown_fields: ::protobuf::UnknownFields::new(),
[INFO] [stdout] ...   |
[INFO] [stdout] 289 | |             })
[INFO] [stdout]     | |______________^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/proto.rs:393:13
[INFO] [stdout]     |
[INFO] [stdout] 393 | /             descriptor.get(|| {
[INFO] [stdout] 394 | |                 let mut fields = ::std::vec::Vec::new();
[INFO] [stdout] 395 | |                 fields.push(::protobuf::reflect::accessor::make_singular_f64_accessor(
[INFO] [stdout] 396 | |                     "value",
[INFO] [stdout] ...   |
[INFO] [stdout] 405 | |             })
[INFO] [stdout]     | |______________^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/proto.rs:453:13
[INFO] [stdout]     |
[INFO] [stdout] 453 | /             instance.get(|| {
[INFO] [stdout] 454 | |                 Counter {
[INFO] [stdout] 455 | |                     value: ::std::option::Option::None,
[INFO] [stdout] 456 | |                     unknown_fields: ::protobuf::UnknownFields::new(),
[INFO] [stdout] ...   |
[INFO] [stdout] 459 | |             })
[INFO] [stdout]     | |______________^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/proto.rs:563:13
[INFO] [stdout]     |
[INFO] [stdout] 563 | /             descriptor.get(|| {
[INFO] [stdout] 564 | |                 let mut fields = ::std::vec::Vec::new();
[INFO] [stdout] 565 | |                 fields.push(::protobuf::reflect::accessor::make_singular_f64_accessor(
[INFO] [stdout] 566 | |                     "value",
[INFO] [stdout] ...   |
[INFO] [stdout] 575 | |             })
[INFO] [stdout]     | |______________^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/proto.rs:624:13
[INFO] [stdout]     |
[INFO] [stdout] 624 | /             instance.get(|| {
[INFO] [stdout] 625 | |                 Quantile {
[INFO] [stdout] 626 | |                     quantile: ::std::option::Option::None,
[INFO] [stdout] 627 | |                     value: ::std::option::Option::None,
[INFO] [stdout] ...   |
[INFO] [stdout] 631 | |             })
[INFO] [stdout]     | |______________^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/proto.rs:767:13
[INFO] [stdout]     |
[INFO] [stdout] 767 | /             descriptor.get(|| {
[INFO] [stdout] 768 | |                 let mut fields = ::std::vec::Vec::new();
[INFO] [stdout] 769 | |                 fields.push(::protobuf::reflect::accessor::make_singular_f64_accessor(
[INFO] [stdout] 770 | |                     "quantile",
[INFO] [stdout] ...   |
[INFO] [stdout] 784 | |             })
[INFO] [stdout]     | |______________^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]    --> src/proto.rs:836:13
[INFO] [stdout]     |
[INFO] [stdout] 836 | /             instance.get(|| {
[INFO] [stdout] 837 | |                 Summary {
[INFO] [stdout] 838 | |                     sample_count: ::std::option::Option::None,
[INFO] [stdout] 839 | |                     sample_sum: ::std::option::Option::None,
[INFO] [stdout] ...   |
[INFO] [stdout] 844 | |             })
[INFO] [stdout]     | |______________^ mutable reference to mutable static
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]     = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> src/proto.rs:950:22
[INFO] [stdout]     |
[INFO] [stdout] 950 |         for value in &self.sample_count {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 950 -         for value in &self.sample_count {
[INFO] [stdout] 950 +         while let Some(value) = &self.sample_count {
[INFO] [stdout]     |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 950 -         for value in &self.sample_count {
[INFO] [stdout] 950 +         if let Some(value) = &self.sample_count {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]     --> src/proto.rs:1017:13
[INFO] [stdout]      |
[INFO] [stdout] 1017 | /             descriptor.get(|| {
[INFO] [stdout] 1018 | |                 let mut fields = ::std::vec::Vec::new();
[INFO] [stdout] 1019 | |                 fields.push(::protobuf::reflect::accessor::make_singular_u64_accessor(
[INFO] [stdout] 1020 | |                     "sample_count",
[INFO] [stdout] ...    |
[INFO] [stdout] 1038 | |             })
[INFO] [stdout]      | |______________^ mutable reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]     --> src/proto.rs:1090:13
[INFO] [stdout]      |
[INFO] [stdout] 1090 | /             instance.get(|| {
[INFO] [stdout] 1091 | |                 Untyped {
[INFO] [stdout] 1092 | |                     value: ::std::option::Option::None,
[INFO] [stdout] 1093 | |                     unknown_fields: ::protobuf::UnknownFields::new(),
[INFO] [stdout] ...    |
[INFO] [stdout] 1096 | |             })
[INFO] [stdout]      | |______________^ mutable reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]     --> src/proto.rs:1200:13
[INFO] [stdout]      |
[INFO] [stdout] 1200 | /             descriptor.get(|| {
[INFO] [stdout] 1201 | |                 let mut fields = ::std::vec::Vec::new();
[INFO] [stdout] 1202 | |                 fields.push(::protobuf::reflect::accessor::make_singular_f64_accessor(
[INFO] [stdout] 1203 | |                     "value",
[INFO] [stdout] ...    |
[INFO] [stdout] 1212 | |             })
[INFO] [stdout]      | |______________^ mutable reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]     --> src/proto.rs:1262:13
[INFO] [stdout]      |
[INFO] [stdout] 1262 | /             instance.get(|| {
[INFO] [stdout] 1263 | |                 Histogram {
[INFO] [stdout] 1264 | |                     sample_count: ::std::option::Option::None,
[INFO] [stdout] 1265 | |                     sample_sum: ::std::option::Option::None,
[INFO] [stdout] ...    |
[INFO] [stdout] 1270 | |             })
[INFO] [stdout]      | |______________^ mutable reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]     --> src/proto.rs:1376:22
[INFO] [stdout]      |
[INFO] [stdout] 1376 |         for value in &self.sample_count {
[INFO] [stdout]      |                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]      |
[INFO] [stdout] 1376 -         for value in &self.sample_count {
[INFO] [stdout] 1376 +         while let Some(value) = &self.sample_count {
[INFO] [stdout]      |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]      |
[INFO] [stdout] 1376 -         for value in &self.sample_count {
[INFO] [stdout] 1376 +         if let Some(value) = &self.sample_count {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]     --> src/proto.rs:1443:13
[INFO] [stdout]      |
[INFO] [stdout] 1443 | /             descriptor.get(|| {
[INFO] [stdout] 1444 | |                 let mut fields = ::std::vec::Vec::new();
[INFO] [stdout] 1445 | |                 fields.push(::protobuf::reflect::accessor::make_singular_u64_accessor(
[INFO] [stdout] 1446 | |                     "sample_count",
[INFO] [stdout] ...    |
[INFO] [stdout] 1464 | |             })
[INFO] [stdout]      | |______________^ mutable reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]     --> src/proto.rs:1517:13
[INFO] [stdout]      |
[INFO] [stdout] 1517 | /             instance.get(|| {
[INFO] [stdout] 1518 | |                 Bucket {
[INFO] [stdout] 1519 | |                     cumulative_count: ::std::option::Option::None,
[INFO] [stdout] 1520 | |                     upper_bound: ::std::option::Option::None,
[INFO] [stdout] ...    |
[INFO] [stdout] 1524 | |             })
[INFO] [stdout]      | |______________^ mutable reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]     --> src/proto.rs:1602:22
[INFO] [stdout]      |
[INFO] [stdout] 1602 |         for value in &self.cumulative_count {
[INFO] [stdout]      |                      ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]      |
[INFO] [stdout] 1602 -         for value in &self.cumulative_count {
[INFO] [stdout] 1602 +         while let Some(value) = &self.cumulative_count {
[INFO] [stdout]      |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]      |
[INFO] [stdout] 1602 -         for value in &self.cumulative_count {
[INFO] [stdout] 1602 +         if let Some(value) = &self.cumulative_count {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]     --> src/proto.rs:1660:13
[INFO] [stdout]      |
[INFO] [stdout] 1660 | /             descriptor.get(|| {
[INFO] [stdout] 1661 | |                 let mut fields = ::std::vec::Vec::new();
[INFO] [stdout] 1662 | |                 fields.push(::protobuf::reflect::accessor::make_singular_u64_accessor(
[INFO] [stdout] 1663 | |                     "cumulative_count",
[INFO] [stdout] ...    |
[INFO] [stdout] 1677 | |             })
[INFO] [stdout]      | |______________^ mutable reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]     --> src/proto.rs:1733:13
[INFO] [stdout]      |
[INFO] [stdout] 1733 | /             instance.get(|| {
[INFO] [stdout] 1734 | |                 Metric {
[INFO] [stdout] 1735 | |                     label: ::protobuf::RepeatedField::new(),
[INFO] [stdout] 1736 | |                     gauge: ::protobuf::SingularPtrField::none(),
[INFO] [stdout] ...    |
[INFO] [stdout] 1745 | |             })
[INFO] [stdout]      | |______________^ mutable reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]     --> src/proto.rs:2029:22
[INFO] [stdout]      |
[INFO] [stdout] 2029 |         for value in &self.timestamp_ms {
[INFO] [stdout]      |                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]      |
[INFO] [stdout] 2029 -         for value in &self.timestamp_ms {
[INFO] [stdout] 2029 +         while let Some(value) = &self.timestamp_ms {
[INFO] [stdout]      |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]      |
[INFO] [stdout] 2029 -         for value in &self.timestamp_ms {
[INFO] [stdout] 2029 +         if let Some(value) = &self.timestamp_ms {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]     --> src/proto.rs:2111:13
[INFO] [stdout]      |
[INFO] [stdout] 2111 | /             descriptor.get(|| {
[INFO] [stdout] 2112 | |                 let mut fields = ::std::vec::Vec::new();
[INFO] [stdout] 2113 | |                 fields.push(::protobuf::reflect::accessor::make_repeated_message_accessor(
[INFO] [stdout] 2114 | |                     "label",
[INFO] [stdout] ...    |
[INFO] [stdout] 2152 | |             })
[INFO] [stdout]      | |______________^ mutable reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]     --> src/proto.rs:2215:13
[INFO] [stdout]      |
[INFO] [stdout] 2215 | /             instance.get(|| {
[INFO] [stdout] 2216 | |                 MetricFamily {
[INFO] [stdout] 2217 | |                     name: ::protobuf::SingularField::none(),
[INFO] [stdout] 2218 | |                     help: ::protobuf::SingularField::none(),
[INFO] [stdout] ...    |
[INFO] [stdout] 2224 | |             })
[INFO] [stdout]      | |______________^ mutable reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over a `&Option`. This is more readably written as an `if let` statement
[INFO] [stdout]     --> src/proto.rs:2388:22
[INFO] [stdout]      |
[INFO] [stdout] 2388 |         for value in &self.field_type {
[INFO] [stdout]      |                      ^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]      |
[INFO] [stdout] 2388 -         for value in &self.field_type {
[INFO] [stdout] 2388 +         while let Some(value) = &self.field_type {
[INFO] [stdout]      |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]      |
[INFO] [stdout] 2388 -         for value in &self.field_type {
[INFO] [stdout] 2388 +         if let Some(value) = &self.field_type {
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling hpack v0.2.0
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]     --> src/proto.rs:2455:13
[INFO] [stdout]      |
[INFO] [stdout] 2455 | /             descriptor.get(|| {
[INFO] [stdout] 2456 | |                 let mut fields = ::std::vec::Vec::new();
[INFO] [stdout] 2457 | |                 fields.push(::protobuf::reflect::accessor::make_singular_string_accessor(
[INFO] [stdout] 2458 | |                     "name",
[INFO] [stdout] ...    |
[INFO] [stdout] 2481 | |             })
[INFO] [stdout]      | |______________^ mutable reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]     --> src/proto.rs:2554:13
[INFO] [stdout]      |
[INFO] [stdout] 2554 | /             descriptor.get(|| {
[INFO] [stdout] 2555 | |                 ::protobuf::reflect::EnumDescriptor::new("MetricType", file_descriptor_proto())
[INFO] [stdout] 2556 | |             })
[INFO] [stdout]      | |______________^ mutable reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]     --> src/proto.rs:2798:9
[INFO] [stdout]      |
[INFO] [stdout] 2798 | /         file_descriptor_proto_lazy.get(|| {
[INFO] [stdout] 2799 | |             parse_descriptor_proto()
[INFO] [stdout] 2800 | |         })
[INFO] [stdout]      | |__________^ mutable reference to mutable static
[INFO] [stdout]      |
[INFO] [stdout]      = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[INFO] [stdout]      = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr] warning: openssl-sys-extras@0.7.14: src/openssl_shim.c: In function 'HMAC_Init_ex_shim':
[INFO] [stderr] warning: openssl-sys-extras@0.7.14: src/openssl_shim.c:42:5: warning: 'HMAC_Init_ex' is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:    42 |     return HMAC_Init_ex(ctx, key, key_len, md, impl);
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:       |     ^~~~~~
[INFO] [stderr] warning: openssl-sys-extras@0.7.14: In file included from src/openssl_shim.c:1:
[INFO] [stderr] warning: openssl-sys-extras@0.7.14: /usr/include/openssl/hmac.h:43:27: note: declared here
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:    43 | OSSL_DEPRECATEDIN_3_0 int HMAC_Init_ex(HMAC_CTX *ctx, const void *key, int len,
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:       |                           ^~~~~~~~~~~~
[INFO] [stderr] warning: openssl-sys-extras@0.7.14: src/openssl_shim.c: In function 'HMAC_Update_shim':
[INFO] [stderr] warning: openssl-sys-extras@0.7.14: src/openssl_shim.c:46:5: warning: 'HMAC_Update' is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:    46 |     return HMAC_Update(ctx, data, len);
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:       |     ^~~~~~
[INFO] [stderr] warning: openssl-sys-extras@0.7.14: /usr/include/openssl/hmac.h:45:27: note: declared here
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:    45 | OSSL_DEPRECATEDIN_3_0 int HMAC_Update(HMAC_CTX *ctx, const unsigned char *data,
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:       |                           ^~~~~~~~~~~
[INFO] [stderr] warning: openssl-sys-extras@0.7.14: src/openssl_shim.c: In function 'HMAC_Final_shim':
[INFO] [stderr] warning: openssl-sys-extras@0.7.14: src/openssl_shim.c:50:5: warning: 'HMAC_Final' is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:    50 |     return HMAC_Final(ctx, md, len);
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:       |     ^~~~~~
[INFO] [stderr] warning: openssl-sys-extras@0.7.14: /usr/include/openssl/hmac.h:47:27: note: declared here
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:    47 | OSSL_DEPRECATEDIN_3_0 int HMAC_Final(HMAC_CTX *ctx, unsigned char *md,
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:       |                           ^~~~~~~~~~
[INFO] [stderr] warning: openssl-sys-extras@0.7.14: src/openssl_shim.c: In function 'SSL_CTX_set_ecdh_auto_shim':
[INFO] [stderr] warning: openssl-sys-extras@0.7.14: src/openssl_shim.c:121:41: warning: unused parameter 'ctx' [-Wunused-parameter]
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:   121 | int SSL_CTX_set_ecdh_auto_shim(SSL_CTX *ctx, int onoff) {
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:       |                                ~~~~~~~~~^~~
[INFO] [stderr] warning: openssl-sys-extras@0.7.14: src/openssl_shim.c: In function 'DH_new_from_params':
[INFO] [stderr] warning: openssl-sys-extras@0.7.14: src/openssl_shim.c:129:5: warning: 'DH_new' is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:   129 |     if ((dh = DH_new()) == NULL) {
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:       |     ^~
[INFO] [stderr] warning: openssl-sys-extras@0.7.14: In file included from /usr/include/openssl/dsa.h:51,
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:                  from /usr/include/openssl/x509.h:37,
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:                  from /usr/include/openssl/ssl.h:31,
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:                  from src/openssl_shim.c:2:
[INFO] [stderr] warning: openssl-sys-extras@0.7.14: /usr/include/openssl/dh.h:203:27: note: declared here
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:   203 | OSSL_DEPRECATEDIN_3_0 DH *DH_new(void);
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:       |                           ^~~~~~
[INFO] [stderr] warning: openssl-sys-extras@0.7.14: src/openssl_shim.c:132:7: error: invalid use of incomplete typedef 'DH' {aka 'struct dh_st'}
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:   132 |     dh->p = p;
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:       |       ^~
[INFO] [stderr] warning: openssl-sys-extras@0.7.14: src/openssl_shim.c:133:7: error: invalid use of incomplete typedef 'DH' {aka 'struct dh_st'}
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:   133 |     dh->g = g;
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:       |       ^~
[INFO] [stderr] warning: openssl-sys-extras@0.7.14: src/openssl_shim.c:134:7: error: invalid use of incomplete typedef 'DH' {aka 'struct dh_st'}
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:   134 |     dh->q = q;
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:       |       ^~
[INFO] [stderr] warning: openssl-sys-extras@0.7.14: src/openssl_shim.c: In function 'X509_get_extensions_shim':
[INFO] [stderr] warning: openssl-sys-extras@0.7.14: src/openssl_shim.c:143:13: error: invalid use of incomplete typedef 'X509' {aka 'struct x509_st'}
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:   143 |     return x->cert_info ? x->cert_info->extensions : NULL;
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:       |             ^~
[INFO] [stderr] warning: openssl-sys-extras@0.7.14: src/openssl_shim.c:143:28: error: invalid use of incomplete typedef 'X509' {aka 'struct x509_st'}
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:   143 |     return x->cert_info ? x->cert_info->extensions : NULL;
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:       |                            ^~
[INFO] [stderr] warning: openssl-sys-extras@0.7.14: src/openssl_shim.c:144:1: warning: control reaches end of non-void function [-Wreturn-type]
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:   144 | }
[INFO] [stderr] warning: openssl-sys-extras@0.7.14:       | ^
[INFO] [stderr] error: failed to run custom build command for `openssl-sys-extras v0.7.14`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_TEST_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/openssl-sys-extras-1e5059ca92a91cf5/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   OPT_LEVEL = Some("0")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   HOST_CC = None
[INFO] [stderr]   CC = None
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   HOST_CFLAGS = None
[INFO] [stderr]   CFLAGS = None
[INFO] [stderr]   DEBUG = Some("true")
[INFO] [stderr]   running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "/usr/include" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/openssl-sys-extras-5a17acb1d4b42e9c/out/src/openssl_shim.o" "-c" "src/openssl_shim.c"
[INFO] [stderr]   cargo:warning=src/openssl_shim.c: In function 'HMAC_Init_ex_shim':
[INFO] [stderr]   cargo:warning=src/openssl_shim.c:42:5: warning: 'HMAC_Init_ex' is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
[INFO] [stderr]   cargo:warning=   42 |     return HMAC_Init_ex(ctx, key, key_len, md, impl);
[INFO] [stderr]   cargo:warning=      |     ^~~~~~
[INFO] [stderr]   cargo:warning=In file included from src/openssl_shim.c:1:
[INFO] [stderr]   cargo:warning=/usr/include/openssl/hmac.h:43:27: note: declared here
[INFO] [stderr]   cargo:warning=   43 | OSSL_DEPRECATEDIN_3_0 int HMAC_Init_ex(HMAC_CTX *ctx, const void *key, int len,
[INFO] [stderr]   cargo:warning=      |                           ^~~~~~~~~~~~
[INFO] [stderr]   cargo:warning=src/openssl_shim.c: In function 'HMAC_Update_shim':
[INFO] [stderr]   cargo:warning=src/openssl_shim.c:46:5: warning: 'HMAC_Update' is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
[INFO] [stderr]   cargo:warning=   46 |     return HMAC_Update(ctx, data, len);
[INFO] [stderr]   cargo:warning=      |     ^~~~~~
[INFO] [stderr]   cargo:warning=/usr/include/openssl/hmac.h:45:27: note: declared here
[INFO] [stderr]   cargo:warning=   45 | OSSL_DEPRECATEDIN_3_0 int HMAC_Update(HMAC_CTX *ctx, const unsigned char *data,
[INFO] [stderr]   cargo:warning=      |                           ^~~~~~~~~~~
[INFO] [stderr]   cargo:warning=src/openssl_shim.c: In function 'HMAC_Final_shim':
[INFO] [stderr]   cargo:warning=src/openssl_shim.c:50:5: warning: 'HMAC_Final' is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
[INFO] [stderr]   cargo:warning=   50 |     return HMAC_Final(ctx, md, len);
[INFO] [stderr]   cargo:warning=      |     ^~~~~~
[INFO] [stderr]   cargo:warning=/usr/include/openssl/hmac.h:47:27: note: declared here
[INFO] [stderr]   cargo:warning=   47 | OSSL_DEPRECATEDIN_3_0 int HMAC_Final(HMAC_CTX *ctx, unsigned char *md,
[INFO] [stderr]   cargo:warning=      |                           ^~~~~~~~~~
[INFO] [stderr]   cargo:warning=src/openssl_shim.c: In function 'SSL_CTX_set_ecdh_auto_shim':
[INFO] [stderr]   cargo:warning=src/openssl_shim.c:121:41: warning: unused parameter 'ctx' [-Wunused-parameter]
[INFO] [stderr]   cargo:warning=  121 | int SSL_CTX_set_ecdh_auto_shim(SSL_CTX *ctx, int onoff) {
[INFO] [stderr]   cargo:warning=      |                                ~~~~~~~~~^~~
[INFO] [stderr]   cargo:warning=src/openssl_shim.c: In function 'DH_new_from_params':
[INFO] [stderr]   cargo:warning=src/openssl_shim.c:129:5: warning: 'DH_new' is deprecated: Since OpenSSL 3.0 [-Wdeprecated-declarations]
[INFO] [stderr]   cargo:warning=  129 |     if ((dh = DH_new()) == NULL) {
[INFO] [stderr]   cargo:warning=      |     ^~
[INFO] [stderr]   cargo:warning=In file included from /usr/include/openssl/dsa.h:51,
[INFO] [stderr]   cargo:warning=                 from /usr/include/openssl/x509.h:37,
[INFO] [stderr]   cargo:warning=                 from /usr/include/openssl/ssl.h:31,
[INFO] [stderr]   cargo:warning=                 from src/openssl_shim.c:2:
[INFO] [stderr]   cargo:warning=/usr/include/openssl/dh.h:203:27: note: declared here
[INFO] [stderr]   cargo:warning=  203 | OSSL_DEPRECATEDIN_3_0 DH *DH_new(void);
[INFO] [stderr]   cargo:warning=      |                           ^~~~~~
[INFO] [stderr]   cargo:warning=src/openssl_shim.c:132:7: error: invalid use of incomplete typedef 'DH' {aka 'struct dh_st'}
[INFO] [stderr]   cargo:warning=  132 |     dh->p = p;
[INFO] [stderr]   cargo:warning=      |       ^~
[INFO] [stderr]   cargo:warning=src/openssl_shim.c:133:7: error: invalid use of incomplete typedef 'DH' {aka 'struct dh_st'}
[INFO] [stderr]   cargo:warning=  133 |     dh->g = g;
[INFO] [stderr]   cargo:warning=      |       ^~
[INFO] [stderr]   cargo:warning=src/openssl_shim.c:134:7: error: invalid use of incomplete typedef 'DH' {aka 'struct dh_st'}
[INFO] [stderr]   cargo:warning=  134 |     dh->q = q;
[INFO] [stderr]   cargo:warning=      |       ^~
[INFO] [stderr]   cargo:warning=src/openssl_shim.c: In function 'X509_get_extensions_shim':
[INFO] [stderr]   cargo:warning=src/openssl_shim.c:143:13: error: invalid use of incomplete typedef 'X509' {aka 'struct x509_st'}
[INFO] [stderr]   cargo:warning=  143 |     return x->cert_info ? x->cert_info->extensions : NULL;
[INFO] [stderr]   cargo:warning=      |             ^~
[INFO] [stderr]   cargo:warning=src/openssl_shim.c:143:28: error: invalid use of incomplete typedef 'X509' {aka 'struct x509_st'}
[INFO] [stderr]   cargo:warning=  143 |     return x->cert_info ? x->cert_info->extensions : NULL;
[INFO] [stderr]   cargo:warning=      |                            ^~
[INFO] [stderr]   cargo:warning=src/openssl_shim.c:144:1: warning: control reaches end of non-void function [-Wreturn-type]
[INFO] [stderr]   cargo:warning=  144 | }
[INFO] [stderr]   cargo:warning=      | ^
[INFO] [stderr]   exit status: 1
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (260) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gcc-0.3.55/src/lib.rs:1672:5:
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   Internal error occurred: Command "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "/usr/include" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/openssl-sys-extras-5a17acb1d4b42e9c/out/src/openssl_shim.o" "-c" "src/openssl_shim.c" with args "cc" did not execute successfully (status code exit status: 1).
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5d803b4ee812 - std::backtrace_rs::backtrace::libunwind::trace::h16acf28769fcd909
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5d803b4ee812 - std::backtrace_rs::backtrace::trace_unsynchronized::hb5541aa5d4f92513
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5d803b4ee812 - std::sys::backtrace::_print_fmt::h8ac8268cb667a306
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5d803b4ee812 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h47627beda0767f4c
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5d803b4fe03f - core::fmt::rt::Argument::fmt::h686a01ad57c1c92a
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5d803b4fe03f - core::fmt::write::h8a63064c67176fd8
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]      6:     0x5d803b4bebe3 - std::io::default_write_fmt::hc257f38f86d39af6
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5d803b4bebe3 - std::io::Write::write_fmt::h5e9b646cef91150b
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5d803b4c9922 - std::sys::backtrace::BacktraceLock::print::h4634d27c0afbaebb
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5d803b4cca8f - std::panicking::default_hook::{{closure}}::h23e0299d4738b766
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x5d803b4cc8e9 - std::panicking::default_hook::hfeec6294e8751b62
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x5d803b4cd065 - std::panicking::panic_with_hook::hd57cd463d793ed79
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x5d803b4ccefa - std::panicking::panic_handler::{{closure}}::hddd6216c3fddee3b
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x5d803b4c9a59 - std::sys::backtrace::__rust_end_short_backtrace::h5e7a56f283378525
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x5d803b4b2f8d - __rustc[256c90bb7e548b45]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x5d803b501b70 - core::panicking::panic_fmt::hf19c198748ef6a95
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x5d803b48c48b - gcc::fail::h79cb1b7381dc6078
[INFO] [stderr]     17:     0x5d803b497246 - gcc::Build::compile::h7d9862e9c314be30
[INFO] [stderr]     18:     0x5d803b48a7c2 - build_script_build::main::h65d9ce2856d0e85c
[INFO] [stderr]     19:     0x5d803b48aae3 - core::ops::function::FnOnce::call_once::hd83b9301f9fe7f60
[INFO] [stderr]     20:     0x5d803b48aa06 - std::sys::backtrace::__rust_begin_short_backtrace::h9e7ec6513170cc3a
[INFO] [stderr]     21:     0x5d803b48a999 - std::rt::lang_start::{{closure}}::he891bf22db8dce9b
[INFO] [stderr]     22:     0x5d803b4c04d0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hdf957eac011d0136
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     23:     0x5d803b4c04d0 - std::panicking::catch_unwind::do_call::h9ff550f7799115e1
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40
[INFO] [stderr]     24:     0x5d803b4c04d0 - std::panicking::catch_unwind::ha7ce46787bb12905
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19
[INFO] [stderr]     25:     0x5d803b4c04d0 - std::panic::catch_unwind::h625b36596def7d39
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x5d803b4c04d0 - std::rt::lang_start_internal::{{closure}}::h4cbc9430de699e2c
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:175:24
[INFO] [stderr]     27:     0x5d803b4c04d0 - std::panicking::catch_unwind::do_call::h5af2f11409a22e3e
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40
[INFO] [stderr]     28:     0x5d803b4c04d0 - std::panicking::catch_unwind::hf64cf7b0d8070f52
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19
[INFO] [stderr]     29:     0x5d803b4c04d0 - std::panic::catch_unwind::h480b74763390cdcf
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14
[INFO] [stderr]     30:     0x5d803b4c04d0 - std::rt::lang_start_internal::h4b3d04f698aef094
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:171:5
[INFO] [stderr]     31:     0x5d803b48a981 - std::rt::lang_start::he88b276a8d6bd3d7
[INFO] [stderr]     32:     0x5d803b48b575 - main
[INFO] [stderr]     33:     0x713de17961ca - <unknown>
[INFO] [stderr]     34:     0x713de179628b - __libc_start_main
[INFO] [stderr]     35:     0x5d803b4889f5 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: openssl@0.7.14: src/c_helpers.c: In function 'rust_SSL_clone':
[INFO] [stderr] warning: openssl@0.7.14: src/c_helpers.c:4:5: warning: implicit declaration of function 'CRYPTO_add' [-Wimplicit-function-declaration]
[INFO] [stderr] warning: openssl@0.7.14:     4 |     CRYPTO_add(&ssl->references, 1, CRYPTO_LOCK_SSL);
[INFO] [stderr] warning: openssl@0.7.14:       |     ^~~~~~~~~~
[INFO] [stderr] warning: openssl@0.7.14: src/c_helpers.c:4:20: error: invalid use of incomplete typedef 'SSL' {aka 'struct ssl_st'}
[INFO] [stderr] warning: openssl@0.7.14:     4 |     CRYPTO_add(&ssl->references, 1, CRYPTO_LOCK_SSL);
[INFO] [stderr] warning: openssl@0.7.14:       |                    ^~
[INFO] [stderr] warning: openssl@0.7.14: src/c_helpers.c:4:37: error: 'CRYPTO_LOCK_SSL' undeclared (first use in this function); did you mean 'CRYPTO_LOCK'?
[INFO] [stderr] warning: openssl@0.7.14:     4 |     CRYPTO_add(&ssl->references, 1, CRYPTO_LOCK_SSL);
[INFO] [stderr] warning: openssl@0.7.14:       |                                     ^~~~~~~~~~~~~~~
[INFO] [stderr] warning: openssl@0.7.14:       |                                     CRYPTO_LOCK
[INFO] [stderr] warning: openssl@0.7.14: src/c_helpers.c:4:37: note: each undeclared identifier is reported only once for each function it appears in
[INFO] [stderr] warning: openssl@0.7.14: src/c_helpers.c: In function 'rust_SSL_CTX_clone':
[INFO] [stderr] warning: openssl@0.7.14: src/c_helpers.c:8:20: error: invalid use of incomplete typedef 'SSL_CTX' {aka 'struct ssl_ctx_st'}
[INFO] [stderr] warning: openssl@0.7.14:     8 |     CRYPTO_add(&ctx->references,1,CRYPTO_LOCK_SSL_CTX);
[INFO] [stderr] warning: openssl@0.7.14:       |                    ^~
[INFO] [stderr] warning: openssl@0.7.14: src/c_helpers.c:8:35: error: 'CRYPTO_LOCK_SSL_CTX' undeclared (first use in this function)
[INFO] [stderr] warning: openssl@0.7.14:     8 |     CRYPTO_add(&ctx->references,1,CRYPTO_LOCK_SSL_CTX);
[INFO] [stderr] warning: openssl@0.7.14:       |                                   ^~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: openssl@0.7.14: src/c_helpers.c: In function 'rust_X509_clone':
[INFO] [stderr] warning: openssl@0.7.14: src/c_helpers.c:12:21: error: invalid use of incomplete typedef 'X509' {aka 'struct x509_st'}
[INFO] [stderr] warning: openssl@0.7.14:    12 |     CRYPTO_add(&x509->references,1,CRYPTO_LOCK_X509);
[INFO] [stderr] warning: openssl@0.7.14:       |                     ^~
[INFO] [stderr] warning: openssl@0.7.14: src/c_helpers.c:12:36: error: 'CRYPTO_LOCK_X509' undeclared (first use in this function); did you mean 'CRYPTO_LOCK'?
[INFO] [stderr] warning: openssl@0.7.14:    12 |     CRYPTO_add(&x509->references,1,CRYPTO_LOCK_X509);
[INFO] [stderr] warning: openssl@0.7.14:       |                                    ^~~~~~~~~~~~~~~~
[INFO] [stderr] warning: openssl@0.7.14:       |                                    CRYPTO_LOCK
[INFO] [stderr] error: failed to run custom build command for `openssl v0.7.14`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_TEST_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/openssl-b90538a11ea236c3/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   OPT_LEVEL = Some("0")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   HOST_CC = None
[INFO] [stderr]   CC = None
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   HOST_CFLAGS = None
[INFO] [stderr]   CFLAGS = None
[INFO] [stderr]   DEBUG = Some("true")
[INFO] [stderr]   running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "/usr/include" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/openssl-673b780e5720dac8/out/src/c_helpers.o" "-c" "src/c_helpers.c"
[INFO] [stderr]   cargo:warning=src/c_helpers.c: In function 'rust_SSL_clone':
[INFO] [stderr]   cargo:warning=src/c_helpers.c:4:5: warning: implicit declaration of function 'CRYPTO_add' [-Wimplicit-function-declaration]
[INFO] [stderr]   cargo:warning=    4 |     CRYPTO_add(&ssl->references, 1, CRYPTO_LOCK_SSL);
[INFO] [stderr]   cargo:warning=      |     ^~~~~~~~~~
[INFO] [stderr]   cargo:warning=src/c_helpers.c:4:20: error: invalid use of incomplete typedef 'SSL' {aka 'struct ssl_st'}
[INFO] [stderr]   cargo:warning=    4 |     CRYPTO_add(&ssl->references, 1, CRYPTO_LOCK_SSL);
[INFO] [stderr]   cargo:warning=      |                    ^~
[INFO] [stderr]   cargo:warning=src/c_helpers.c:4:37: error: 'CRYPTO_LOCK_SSL' undeclared (first use in this function); did you mean 'CRYPTO_LOCK'?
[INFO] [stderr]   cargo:warning=    4 |     CRYPTO_add(&ssl->references, 1, CRYPTO_LOCK_SSL);
[INFO] [stderr]   cargo:warning=      |                                     ^~~~~~~~~~~~~~~
[INFO] [stderr]   cargo:warning=      |                                     CRYPTO_LOCK
[INFO] [stderr]   cargo:warning=src/c_helpers.c:4:37: note: each undeclared identifier is reported only once for each function it appears in
[INFO] [stderr]   cargo:warning=src/c_helpers.c: In function 'rust_SSL_CTX_clone':
[INFO] [stderr]   cargo:warning=src/c_helpers.c:8:20: error: invalid use of incomplete typedef 'SSL_CTX' {aka 'struct ssl_ctx_st'}
[INFO] [stderr]   cargo:warning=    8 |     CRYPTO_add(&ctx->references,1,CRYPTO_LOCK_SSL_CTX);
[INFO] [stderr]   cargo:warning=      |                    ^~
[INFO] [stderr]   cargo:warning=src/c_helpers.c:8:35: error: 'CRYPTO_LOCK_SSL_CTX' undeclared (first use in this function)
[INFO] [stderr]   cargo:warning=    8 |     CRYPTO_add(&ctx->references,1,CRYPTO_LOCK_SSL_CTX);
[INFO] [stderr]   cargo:warning=      |                                   ^~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   cargo:warning=src/c_helpers.c: In function 'rust_X509_clone':
[INFO] [stderr]   cargo:warning=src/c_helpers.c:12:21: error: invalid use of incomplete typedef 'X509' {aka 'struct x509_st'}
[INFO] [stderr]   cargo:warning=   12 |     CRYPTO_add(&x509->references,1,CRYPTO_LOCK_X509);
[INFO] [stderr]   cargo:warning=      |                     ^~
[INFO] [stderr]   cargo:warning=src/c_helpers.c:12:36: error: 'CRYPTO_LOCK_X509' undeclared (first use in this function); did you mean 'CRYPTO_LOCK'?
[INFO] [stderr]   cargo:warning=   12 |     CRYPTO_add(&x509->references,1,CRYPTO_LOCK_X509);
[INFO] [stderr]   cargo:warning=      |                                    ^~~~~~~~~~~~~~~~
[INFO] [stderr]   cargo:warning=      |                                    CRYPTO_LOCK
[INFO] [stderr]   exit status: 1
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (262) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gcc-0.3.55/src/lib.rs:1672:5:
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   Internal error occurred: Command "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-I" "/usr/include" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/openssl-673b780e5720dac8/out/src/c_helpers.o" "-c" "src/c_helpers.c" with args "cc" did not execute successfully (status code exit status: 1).
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x63441d425ba2 - std::backtrace_rs::backtrace::libunwind::trace::h16acf28769fcd909
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x63441d425ba2 - std::backtrace_rs::backtrace::trace_unsynchronized::hb5541aa5d4f92513
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x63441d425ba2 - std::sys::backtrace::_print_fmt::h8ac8268cb667a306
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x63441d425ba2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h47627beda0767f4c
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x63441d4353cf - core::fmt::rt::Argument::fmt::h686a01ad57c1c92a
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x63441d4353cf - core::fmt::write::h8a63064c67176fd8
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]      6:     0x63441d3f5f93 - std::io::default_write_fmt::hc257f38f86d39af6
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x63441d3f5f93 - std::io::Write::write_fmt::h5e9b646cef91150b
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x63441d400cd2 - std::sys::backtrace::BacktraceLock::print::h4634d27c0afbaebb
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x63441d403e3f - std::panicking::default_hook::{{closure}}::h23e0299d4738b766
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x63441d403c99 - std::panicking::default_hook::hfeec6294e8751b62
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x63441d404415 - std::panicking::panic_with_hook::hd57cd463d793ed79
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x63441d4042aa - std::panicking::panic_handler::{{closure}}::hddd6216c3fddee3b
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x63441d400e09 - std::sys::backtrace::__rust_end_short_backtrace::h5e7a56f283378525
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x63441d3ea33d - __rustc[256c90bb7e548b45]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x63441d438f00 - core::panicking::panic_fmt::hf19c198748ef6a95
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x63441d3c383b - gcc::fail::h79cb1b7381dc6078
[INFO] [stderr]     17:     0x63441d3ce5f6 - gcc::Build::compile::h7d9862e9c314be30
[INFO] [stderr]     18:     0x63441d3c2525 - build_script_build::main::h06cb4eef703edf8a
[INFO] [stderr]     19:     0x63441d3c2663 - core::ops::function::FnOnce::call_once::h517aed23786aa749
[INFO] [stderr]     20:     0x63441d3c2646 - std::sys::backtrace::__rust_begin_short_backtrace::h266d6df0872cfc6b
[INFO] [stderr]     21:     0x63441d3c2629 - std::rt::lang_start::{{closure}}::h14de5b79929cbe0f
[INFO] [stderr]     22:     0x63441d3f7880 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hdf957eac011d0136
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     23:     0x63441d3f7880 - std::panicking::catch_unwind::do_call::h9ff550f7799115e1
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40
[INFO] [stderr]     24:     0x63441d3f7880 - std::panicking::catch_unwind::ha7ce46787bb12905
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19
[INFO] [stderr]     25:     0x63441d3f7880 - std::panic::catch_unwind::h625b36596def7d39
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x63441d3f7880 - std::rt::lang_start_internal::{{closure}}::h4cbc9430de699e2c
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:175:24
[INFO] [stderr]     27:     0x63441d3f7880 - std::panicking::catch_unwind::do_call::h5af2f11409a22e3e
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:590:40
[INFO] [stderr]     28:     0x63441d3f7880 - std::panicking::catch_unwind::hf64cf7b0d8070f52
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panicking.rs:553:19
[INFO] [stderr]     29:     0x63441d3f7880 - std::panic::catch_unwind::h480b74763390cdcf
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/panic.rs:359:14
[INFO] [stderr]     30:     0x63441d3f7880 - std::rt::lang_start_internal::h4b3d04f698aef094
[INFO] [stderr]                                  at /rustc/3b4dd9bf1410f8da6329baa36ce5e37673cbbd1f/library/std/src/rt.rs:171:5
[INFO] [stderr]     31:     0x63441d3c2611 - std::rt::lang_start::h899277d1682a58cb
[INFO] [stderr]     32:     0x63441d3c2925 - main
[INFO] [stderr]     33:     0x7a47590881ca - <unknown>
[INFO] [stderr]     34:     0x7a475908828b - __libc_start_main
[INFO] [stderr]     35:     0x63441d3c21c5 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "9652daaee99d8be84d80064239e925a28a5c0364a6c5469cdfc73ae35ae01cbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9652daaee99d8be84d80064239e925a28a5c0364a6c5469cdfc73ae35ae01cbf", kill_on_drop: false }`
[INFO] [stdout] 9652daaee99d8be84d80064239e925a28a5c0364a6c5469cdfc73ae35ae01cbf
