[INFO] fetching crate rustabi 6.1.0...
[INFO] checking rustabi-6.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate rustabi 6.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate rustabi 6.1.0
[INFO] finished tweaking crates.io crate rustabi 6.1.0
[INFO] tweaked toml for crates.io crate rustabi 6.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustabi 6.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 53 packages to latest compatible versions
[INFO] [stderr]       Adding hex-literal v0.1.4 (available: v1.0.0)
[INFO] [stderr]       Adding tiny-keccak v1.5.0 (available: v2.0.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tiny-keccak v1.5.0
[INFO] [stderr]   Downloaded s-types-serialize v0.2.1
[INFO] [stderr]   Downloaded uint v0.4.1
[INFO] [stderr]   Downloaded sbloom v0.5.1
[INFO] [stderr]   Downloaded fixed-hash v0.2.5
[INFO] [stderr]   Downloaded s-types v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 139ec221a5c883bb49563c66b780ad8f85e68bc95b117ced0165fff4a73a55dc
[INFO] running `Command { std: "docker" "start" "-a" "139ec221a5c883bb49563c66b780ad8f85e68bc95b117ced0165fff4a73a55dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "139ec221a5c883bb49563c66b780ad8f85e68bc95b117ced0165fff4a73a55dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "139ec221a5c883bb49563c66b780ad8f85e68bc95b117ced0165fff4a73a55dc", kill_on_drop: false }`
[INFO] [stdout] 139ec221a5c883bb49563c66b780ad8f85e68bc95b117ced0165fff4a73a55dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3b3a201efe54a54e988283f3965834b81422b232dfffe86199f6bb8baaeaf29
[INFO] running `Command { std: "docker" "start" "-a" "f3b3a201efe54a54e988283f3965834b81422b232dfffe86199f6bb8baaeaf29", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.3
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]    Compiling proc-macro-hack v0.4.3
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]    Compiling hex-literal-impl v0.1.2
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking hex-literal v0.1.4
[INFO] [stderr]     Checking uint v0.4.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking fixed-hash v0.2.5
[INFO] [stderr]     Checking s-types-serialize v0.2.1
[INFO] [stderr]     Checking sbloom v0.5.1
[INFO] [stderr]     Checking s-types v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking rustabi v6.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/param_type/reader.rs:24:19
[INFO] [stdout]    |
[INFO] [stdout] 24 |                 let subtype = try!(Reader::read(&name[..count - 2]));
[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/param_type/reader.rs:28:15
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 let len = try!(usize::from_str_radix(&num, 10));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/param_type/reader.rs:29:19
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 let subtype = try!(Reader::read(&name[..count - num.len() - 2]));
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/param_type/reader.rs:42:15
[INFO] [stdout]    |
[INFO] [stdout] 42 |                 let len = try!(usize::from_str_radix(&s[3..], 10));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/param_type/reader.rs:46:15
[INFO] [stdout]    |
[INFO] [stdout] 46 |                 let len = try!(usize::from_str_radix(&s[4..], 10));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/param_type/reader.rs:50:15
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 let len = try!(usize::from_str_radix(&s[5..], 10));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/token/lenient.rs:35:14
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let uint = try!(u32::from_str_radix(value, 10));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/token/lenient.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let int = try!(i32::from_str_radix(value, 10));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/token/strict.rs:10:23
[INFO] [stdout]    |
[INFO] [stdout] 10 |         let hex : Vec<u8> = try!(value.from_hex());
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/token/strict.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let hex = try!(value.from_hex());
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/token/strict.rs:39:23
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let hex : Vec<u8> = try!(value.from_hex());
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/token/strict.rs:47:23
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let hex : Vec<u8> = try!(value.from_hex());
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/token/strict.rs:59:23
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let hex : Vec<u8> = try!(value.from_hex());
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/token/mod.rs:31:16
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let result = try!(Self::tokenize_array(value, param));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/token/mod.rs:63:19
[INFO] [stdout]    |
[INFO] [stdout] 63 |                         let token = try!(Self::tokenize(param, sub));
[INFO] [stdout]    |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/token/mod.rs:73:18
[INFO] [stdout]    |
[INFO] [stdout] 73 |                     let token = try!(Self::tokenize(param, sub));
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:63:15
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let slice = try!(peek(slices, position + i)).clone();
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:83:16
[INFO] [stdout]    |
[INFO] [stdout] 83 |             let slice = try!(peek(slices, offset));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:95:16
[INFO] [stdout]    |
[INFO] [stdout] 95 |             let slice = try!(peek(slices, offset));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:105:16
[INFO] [stdout]     |
[INFO] [stdout] 105 |             let slice = try!(peek(slices, offset));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:115:16
[INFO] [stdout]     |
[INFO] [stdout] 115 |             let slice = try!(peek(slices, offset));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 117 |             let b = try!(as_bool(slice));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:127:16
[INFO] [stdout]     |
[INFO] [stdout] 127 |             let taken = try!(take_bytes(slices, offset, len));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:137:23
[INFO] [stdout]     |
[INFO] [stdout] 137 |             let offset_slice = try!(peek(slices, offset));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:138:22
[INFO] [stdout]     |
[INFO] [stdout] 138 |             let len_offset = (try!(as_u32(offset_slice)) / 32) as usize;
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:140:20
[INFO] [stdout]     |
[INFO] [stdout] 140 |             let len_slice = try!(peek(slices, len_offset));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:141:14
[INFO] [stdout]     |
[INFO] [stdout] 141 |             let len = try!(as_u32(len_slice)) as usize;
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:143:16
[INFO] [stdout]     |
[INFO] [stdout] 143 |             let taken = try!(take_bytes(slices, len_offset + 1, len));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:153:23
[INFO] [stdout]     |
[INFO] [stdout] 153 |             let offset_slice = try!(peek(slices, offset));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:154:22
[INFO] [stdout]     |
[INFO] [stdout] 154 |             let len_offset = (try!(as_u32(offset_slice)) / 32) as usize;
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:156:20
[INFO] [stdout]     |
[INFO] [stdout] 156 |             let len_slice = try!(peek(slices, len_offset));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:157:14
[INFO] [stdout]     |
[INFO] [stdout] 157 |             let len = try!(as_u32(len_slice)) as usize;
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:159:16
[INFO] [stdout]     |
[INFO] [stdout] 159 |             let taken = try!(take_bytes(slices, len_offset + 1, len));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:162:26
[INFO] [stdout]     |
[INFO] [stdout] 162 |                 token: Token::String(try!(String::from_utf8(taken.bytes))),
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:169:23
[INFO] [stdout]     |
[INFO] [stdout] 169 |             let offset_slice = try!(peek(slices, offset));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:170:22
[INFO] [stdout]     |
[INFO] [stdout] 170 |             let len_offset = (try!(as_u32(offset_slice)) / 32) as usize;
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:172:20
[INFO] [stdout]     |
[INFO] [stdout] 172 |             let len_slice = try!(peek(slices, len_offset));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:173:14
[INFO] [stdout]     |
[INFO] [stdout] 173 |             let len = try!(as_u32(len_slice)) as usize;
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:179:15
[INFO] [stdout]     |
[INFO] [stdout] 179 |                 let res = try!(decode_param(t, &slices, new_offset));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:195:15
[INFO] [stdout]     |
[INFO] [stdout] 195 |                 let res = try!(decode_param(t, &slices, new_offset));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `has_error_description_deprecated`
[INFO] [stdout]   --> src/errors.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout]  7 | / error_chain! {
[INFO] [stdout]  8 | |     foreign_links {
[INFO] [stdout]  9 | |         SerdeJson(serde_json::Error);
[INFO] [stdout] 10 | |         ParseInt(num::ParseIntError);
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `impl_error_chain_processed` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the macro `impl_error_chain_processed` may come from an old version of the `error_chain` crate, try updating your dependency with `cargo update -p error_chain`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/event.rs:135:22
[INFO] [stdout]     |
[INFO] [stdout] 135 |         let topic_tokens = try!(decode(&topic_types, &flat_topics));
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/event.rs:150:21
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let data_tokens = try!(decode(&data_types, &data));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/operation.rs:24:18
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let v: Value = try!(Deserialize::deserialize(deserializer));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/operation.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let map = try!(cloned.as_object().ok_or_else(|| SerdeError::custom("Invalid operation")));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/operation.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let s = try!(map.get("type").and_then(Value::as_str).ok_or_else(|| SerdeError::custom("Invalid operation type")));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lib.rs:77:19
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn decode(&self, &[u8]) -> Result<Self::Output>;
[INFO] [stdout]    |                      ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[u8]`
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/param_type/reader.rs:24:19
[INFO] [stdout]    |
[INFO] [stdout] 24 |                 let subtype = try!(Reader::read(&name[..count - 2]));
[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/param_type/reader.rs:28:15
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 let len = try!(usize::from_str_radix(&num, 10));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/param_type/reader.rs:29:19
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 let subtype = try!(Reader::read(&name[..count - num.len() - 2]));
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/param_type/reader.rs:42:15
[INFO] [stdout]    |
[INFO] [stdout] 42 |                 let len = try!(usize::from_str_radix(&s[3..], 10));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/param_type/reader.rs:46:15
[INFO] [stdout]    |
[INFO] [stdout] 46 |                 let len = try!(usize::from_str_radix(&s[4..], 10));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/param_type/reader.rs:50:15
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 let len = try!(usize::from_str_radix(&s[5..], 10));
[INFO] [stdout]    |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/token/lenient.rs:35:14
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let uint = try!(u32::from_str_radix(value, 10));
[INFO] [stdout]    |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/token/lenient.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 |         let int = try!(i32::from_str_radix(value, 10));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/token/strict.rs:10:23
[INFO] [stdout]    |
[INFO] [stdout] 10 |         let hex : Vec<u8> = try!(value.from_hex());
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/token/strict.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let hex = try!(value.from_hex());
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/token/strict.rs:39:23
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let hex : Vec<u8> = try!(value.from_hex());
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/token/strict.rs:47:23
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let hex : Vec<u8> = try!(value.from_hex());
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/token/strict.rs:59:23
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let hex : Vec<u8> = try!(value.from_hex());
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/token/mod.rs:31:16
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let result = try!(Self::tokenize_array(value, param));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/token/mod.rs:63:19
[INFO] [stdout]    |
[INFO] [stdout] 63 |                         let token = try!(Self::tokenize(param, sub));
[INFO] [stdout]    |                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/token/mod.rs:73:18
[INFO] [stdout]    |
[INFO] [stdout] 73 |                     let token = try!(Self::tokenize(param, sub));
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:63:15
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let slice = try!(peek(slices, position + i)).clone();
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:83:16
[INFO] [stdout]    |
[INFO] [stdout] 83 |             let slice = try!(peek(slices, offset));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/decoder.rs:95:16
[INFO] [stdout]    |
[INFO] [stdout] 95 |             let slice = try!(peek(slices, offset));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:105:16
[INFO] [stdout]     |
[INFO] [stdout] 105 |             let slice = try!(peek(slices, offset));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:115:16
[INFO] [stdout]     |
[INFO] [stdout] 115 |             let slice = try!(peek(slices, offset));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 117 |             let b = try!(as_bool(slice));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:127:16
[INFO] [stdout]     |
[INFO] [stdout] 127 |             let taken = try!(take_bytes(slices, offset, len));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:137:23
[INFO] [stdout]     |
[INFO] [stdout] 137 |             let offset_slice = try!(peek(slices, offset));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:138:22
[INFO] [stdout]     |
[INFO] [stdout] 138 |             let len_offset = (try!(as_u32(offset_slice)) / 32) as usize;
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:140:20
[INFO] [stdout]     |
[INFO] [stdout] 140 |             let len_slice = try!(peek(slices, len_offset));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:141:14
[INFO] [stdout]     |
[INFO] [stdout] 141 |             let len = try!(as_u32(len_slice)) as usize;
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:143:16
[INFO] [stdout]     |
[INFO] [stdout] 143 |             let taken = try!(take_bytes(slices, len_offset + 1, len));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:153:23
[INFO] [stdout]     |
[INFO] [stdout] 153 |             let offset_slice = try!(peek(slices, offset));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:154:22
[INFO] [stdout]     |
[INFO] [stdout] 154 |             let len_offset = (try!(as_u32(offset_slice)) / 32) as usize;
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:156:20
[INFO] [stdout]     |
[INFO] [stdout] 156 |             let len_slice = try!(peek(slices, len_offset));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:157:14
[INFO] [stdout]     |
[INFO] [stdout] 157 |             let len = try!(as_u32(len_slice)) as usize;
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:159:16
[INFO] [stdout]     |
[INFO] [stdout] 159 |             let taken = try!(take_bytes(slices, len_offset + 1, len));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:162:26
[INFO] [stdout]     |
[INFO] [stdout] 162 |                 token: Token::String(try!(String::from_utf8(taken.bytes))),
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:169:23
[INFO] [stdout]     |
[INFO] [stdout] 169 |             let offset_slice = try!(peek(slices, offset));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:170:22
[INFO] [stdout]     |
[INFO] [stdout] 170 |             let len_offset = (try!(as_u32(offset_slice)) / 32) as usize;
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:172:20
[INFO] [stdout]     |
[INFO] [stdout] 172 |             let len_slice = try!(peek(slices, len_offset));
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:173:14
[INFO] [stdout]     |
[INFO] [stdout] 173 |             let len = try!(as_u32(len_slice)) as usize;
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:179:15
[INFO] [stdout]     |
[INFO] [stdout] 179 |                 let res = try!(decode_param(t, &slices, new_offset));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/decoder.rs:195:15
[INFO] [stdout]     |
[INFO] [stdout] 195 |                 let res = try!(decode_param(t, &slices, new_offset));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `has_error_description_deprecated`
[INFO] [stdout]   --> src/errors.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout]  7 | / error_chain! {
[INFO] [stdout]  8 | |     foreign_links {
[INFO] [stdout]  9 | |         SerdeJson(serde_json::Error);
[INFO] [stdout] 10 | |         ParseInt(num::ParseIntError);
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]    = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `impl_error_chain_processed` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the macro `impl_error_chain_processed` may come from an old version of the `error_chain` crate, try updating your dependency with `cargo update -p error_chain`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` which comes from the expansion of the macro `error_chain` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/event.rs:135:22
[INFO] [stdout]     |
[INFO] [stdout] 135 |         let topic_tokens = try!(decode(&topic_types, &flat_topics));
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/event.rs:150:21
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let data_tokens = try!(decode(&data_types, &data));
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/operation.rs:24:18
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let v: Value = try!(Deserialize::deserialize(deserializer));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/operation.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let map = try!(cloned.as_object().ok_or_else(|| SerdeError::custom("Invalid operation")));
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/operation.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let s = try!(map.get("type").and_then(Value::as_str).ok_or_else(|| SerdeError::custom("Invalid operation type")));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/lib.rs:77:19
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn decode(&self, &[u8]) -> Result<Self::Output>;
[INFO] [stdout]    |                      ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[u8]`
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/contract.rs:89:19
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn functions(&self) -> Functions {
[INFO] [stdout]    |                      ^^^^^     --------- the same lifetime is hidden here
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn functions(&self) -> Functions<'_> {
[INFO] [stdout]    |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/contract.rs:94:16
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn events(&self) -> Events {
[INFO] [stdout]    |                   ^^^^^     ------ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn events(&self) -> Events<'_> {
[INFO] [stdout]    |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/contract.rs:89:19
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn functions(&self) -> Functions {
[INFO] [stdout]    |                      ^^^^^     --------- the same lifetime is hidden here
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn functions(&self) -> Functions<'_> {
[INFO] [stdout]    |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/contract.rs:94:16
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn events(&self) -> Events {
[INFO] [stdout]    |                   ^^^^^     ------ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn events(&self) -> Events<'_> {
[INFO] [stdout]    |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.52s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: uint v0.4.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "f3b3a201efe54a54e988283f3965834b81422b232dfffe86199f6bb8baaeaf29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3b3a201efe54a54e988283f3965834b81422b232dfffe86199f6bb8baaeaf29", kill_on_drop: false }`
[INFO] [stdout] f3b3a201efe54a54e988283f3965834b81422b232dfffe86199f6bb8baaeaf29