[INFO] fetching crate slicejson 0.1.2...
[INFO] building slicejson-0.1.2 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate slicejson 0.1.2 into /workspace/builds/worker-5-tc1/source
[INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate slicejson 0.1.2
[INFO] finished tweaking crates.io crate slicejson 0.1.2
[INFO] tweaked toml for crates.io crate slicejson 0.1.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate slicejson 0.1.2 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate slicejson 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.196
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf3253e3531c34869cc92e1d8d0f044eb0ed142443739323adfb29c9a36eac8f
[INFO] running `Command { std: "docker" "start" "-a" "cf3253e3531c34869cc92e1d8d0f044eb0ed142443739323adfb29c9a36eac8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf3253e3531c34869cc92e1d8d0f044eb0ed142443739323adfb29c9a36eac8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf3253e3531c34869cc92e1d8d0f044eb0ed142443739323adfb29c9a36eac8f", kill_on_drop: false }`
[INFO] [stdout] cf3253e3531c34869cc92e1d8d0f044eb0ed142443739323adfb29c9a36eac8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a321ebec67398ff9101a590a1eb8701b7071e9b659583b425cc449abc262954f
[INFO] running `Command { std: "docker" "start" "-a" "a321ebec67398ff9101a590a1eb8701b7071e9b659583b425cc449abc262954f", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling ref-cast v1.0.22
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling lexical-util v0.8.5
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling anstyle v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling clap_lex v0.6.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling simdutf8 v0.1.4
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling ref-cast-impl v1.0.22
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling anstream v0.6.11
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling hashbrown v0.13.2
[INFO] [stderr]    Compiling clap_builder v4.4.18
[INFO] [stderr]    Compiling lexical-write-integer v0.8.5
[INFO] [stderr]    Compiling lexical-parse-integer v0.8.6
[INFO] [stderr]    Compiling lexical-parse-float v0.8.5
[INFO] [stderr]    Compiling lexical-write-float v0.8.5
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling regex-automata v0.4.5
[INFO] [stderr]    Compiling lexical-core v0.8.5
[INFO] [stderr]    Compiling clap v4.4.18
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling halfbrown v0.2.4
[INFO] [stderr]    Compiling value-trait v0.8.1
[INFO] [stderr]    Compiling simd-json v0.13.8
[INFO] [stderr]    Compiling slicejson v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `regex::Regex`
[INFO] [stdout]  --> src/parser.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use regex::Regex;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `vec`
[INFO] [stdout]  --> src/value.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, vec};
[INFO] [stdout]   |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_key_matched`
[INFO] [stdout]   --> src/parser_keyword2.rs:46:56
[INFO] [stdout]    |
[INFO] [stdout] 46 | ...: &'b mut Tokenizer, is_key_matched: bool, keyword: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_key_matched`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keyword`
[INFO] [stdout]   --> src/parser_keyword2.rs:46:78
[INFO] [stdout]    |
[INFO] [stdout] 46 | ...izer, is_key_matched: bool, keyword: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]    |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `regex`
[INFO] [stdout]   --> src/parser_keyword2.rs:46:98
[INFO] [stdout]    |
[INFO] [stdout] 46 | ...ed: bool, keyword: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]    |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_regex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ret`
[INFO] [stdout]   --> src/parser_keyword2.rs:46:116
[INFO] [stdout]    |
[INFO] [stdout] 46 | ...d: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ret`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_key_matched`
[INFO] [stdout]   --> src/parser_keyword2.rs:63:53
[INFO] [stdout]    |
[INFO] [stdout] 63 | ...: &'b mut Tokenizer, is_key_matched: bool, keyword: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_key_matched`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keyword`
[INFO] [stdout]   --> src/parser_keyword2.rs:63:75
[INFO] [stdout]    |
[INFO] [stdout] 63 | ...izer, is_key_matched: bool, keyword: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]    |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `regex`
[INFO] [stdout]   --> src/parser_keyword2.rs:63:95
[INFO] [stdout]    |
[INFO] [stdout] 63 | ...ed: bool, keyword: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]    |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_regex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ret`
[INFO] [stdout]   --> src/parser_keyword2.rs:63:113
[INFO] [stdout]    |
[INFO] [stdout] 63 | ...d: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ret`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_key_matched`
[INFO] [stdout]    --> src/parser_keyword2.rs:129:53
[INFO] [stdout]     |
[INFO] [stdout] 129 | ...: &'b mut Tokenizer, is_key_matched: bool, keyword: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_key_matched`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keyword`
[INFO] [stdout]    --> src/parser_keyword2.rs:129:75
[INFO] [stdout]     |
[INFO] [stdout] 129 | ...izer, is_key_matched: bool, keyword: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]     |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `regex`
[INFO] [stdout]    --> src/parser_keyword2.rs:129:95
[INFO] [stdout]     |
[INFO] [stdout] 129 | ...ed: bool, keyword: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]     |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_regex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ret`
[INFO] [stdout]    --> src/parser_keyword2.rs:129:113
[INFO] [stdout]     |
[INFO] [stdout] 129 | ...d: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ret`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/bin/test_json.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 |     io::{BufRead, Write},
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/bin/test_serde_json.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 |     io::{BufRead, Write},
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `s2ptr` is never read
[INFO] [stdout]  --> src/bin/test_unicode_char.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |         s2ptr = s2ptr.offset(1);
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/bin/test_unicode_char.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let a = &c; //char 无法转回 &str
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/bin/test_unicode_char.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let a = peak.peek();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/bin/test_simdjson.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 |     io::{BufRead, Write},
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.77s
[INFO] running `Command { std: "docker" "inspect" "a321ebec67398ff9101a590a1eb8701b7071e9b659583b425cc449abc262954f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a321ebec67398ff9101a590a1eb8701b7071e9b659583b425cc449abc262954f", kill_on_drop: false }`
[INFO] [stdout] a321ebec67398ff9101a590a1eb8701b7071e9b659583b425cc449abc262954f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e454d8eb43a040470cdcc276e43b77aac01966f517a3384cef0e6bb59455e876
[INFO] running `Command { std: "docker" "start" "-a" "e454d8eb43a040470cdcc276e43b77aac01966f517a3384cef0e6bb59455e876", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `regex::Regex`
[INFO] [stdout]  --> src/parser.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use regex::Regex;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `vec`
[INFO] [stdout]  --> src/value.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, vec};
[INFO] [stdout]   |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_key_matched`
[INFO] [stdout]   --> src/parser_keyword2.rs:46:56
[INFO] [stdout]    |
[INFO] [stdout] 46 | ...: &'b mut Tokenizer, is_key_matched: bool, keyword: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_key_matched`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keyword`
[INFO] [stdout]   --> src/parser_keyword2.rs:46:78
[INFO] [stdout]    |
[INFO] [stdout] 46 | ...izer, is_key_matched: bool, keyword: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]    |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `regex`
[INFO] [stdout]   --> src/parser_keyword2.rs:46:98
[INFO] [stdout]    |
[INFO] [stdout] 46 | ...ed: bool, keyword: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]    |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_regex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ret`
[INFO] [stdout]   --> src/parser_keyword2.rs:46:116
[INFO] [stdout]    |
[INFO] [stdout] 46 | ...d: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ret`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_key_matched`
[INFO] [stdout]   --> src/parser_keyword2.rs:63:53
[INFO] [stdout]    |
[INFO] [stdout] 63 | ...: &'b mut Tokenizer, is_key_matched: bool, keyword: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_key_matched`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keyword`
[INFO] [stdout]   --> src/parser_keyword2.rs:63:75
[INFO] [stdout]    |
[INFO] [stdout] 63 | ...izer, is_key_matched: bool, keyword: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]    |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `regex`
[INFO] [stdout]   --> src/parser_keyword2.rs:63:95
[INFO] [stdout]    |
[INFO] [stdout] 63 | ...ed: bool, keyword: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]    |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_regex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ret`
[INFO] [stdout]   --> src/parser_keyword2.rs:63:113
[INFO] [stdout]    |
[INFO] [stdout] 63 | ...d: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ret`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_key_matched`
[INFO] [stdout]    --> src/parser_keyword2.rs:129:53
[INFO] [stdout]     |
[INFO] [stdout] 129 | ...: &'b mut Tokenizer, is_key_matched: bool, keyword: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_key_matched`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keyword`
[INFO] [stdout]    --> src/parser_keyword2.rs:129:75
[INFO] [stdout]     |
[INFO] [stdout] 129 | ...izer, is_key_matched: bool, keyword: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]     |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `regex`
[INFO] [stdout]    --> src/parser_keyword2.rs:129:95
[INFO] [stdout]     |
[INFO] [stdout] 129 | ...ed: bool, keyword: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]     |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_regex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ret`
[INFO] [stdout]    --> src/parser_keyword2.rs:129:113
[INFO] [stdout]     |
[INFO] [stdout] 129 | ...d: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ret`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling slicejson v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `regex::Regex`
[INFO] [stdout]  --> src/parser.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use regex::Regex;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `vec`
[INFO] [stdout]  --> src/value.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, vec};
[INFO] [stdout]   |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `s2ptr` is never read
[INFO] [stdout]  --> src/bin/test_unicode_char.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |         s2ptr = s2ptr.offset(1);
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/bin/test_unicode_char.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let a = &c; //char 无法转回 &str
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> src/bin/test_unicode_char.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let a = peak.peek();
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_key_matched`
[INFO] [stdout]   --> src/parser_keyword2.rs:46:56
[INFO] [stdout]    |
[INFO] [stdout] 46 | ...: &'b mut Tokenizer, is_key_matched: bool, keyword: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_key_matched`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keyword`
[INFO] [stdout]   --> src/parser_keyword2.rs:46:78
[INFO] [stdout]    |
[INFO] [stdout] 46 | ...izer, is_key_matched: bool, keyword: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]    |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `regex`
[INFO] [stdout]   --> src/parser_keyword2.rs:46:98
[INFO] [stdout]    |
[INFO] [stdout] 46 | ...ed: bool, keyword: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]    |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_regex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ret`
[INFO] [stdout]   --> src/parser_keyword2.rs:46:116
[INFO] [stdout]    |
[INFO] [stdout] 46 | ...d: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ret`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_key_matched`
[INFO] [stdout]   --> src/parser_keyword2.rs:63:53
[INFO] [stdout]    |
[INFO] [stdout] 63 | ...: &'b mut Tokenizer, is_key_matched: bool, keyword: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_key_matched`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keyword`
[INFO] [stdout]   --> src/parser_keyword2.rs:63:75
[INFO] [stdout]    |
[INFO] [stdout] 63 | ...izer, is_key_matched: bool, keyword: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]    |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `regex`
[INFO] [stdout]   --> src/parser_keyword2.rs:63:95
[INFO] [stdout]    |
[INFO] [stdout] 63 | ...ed: bool, keyword: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]    |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_regex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ret`
[INFO] [stdout]   --> src/parser_keyword2.rs:63:113
[INFO] [stdout]    |
[INFO] [stdout] 63 | ...d: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]    |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ret`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_key_matched`
[INFO] [stdout]    --> src/parser_keyword2.rs:129:53
[INFO] [stdout]     |
[INFO] [stdout] 129 | ...: &'b mut Tokenizer, is_key_matched: bool, keyword: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_key_matched`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `keyword`
[INFO] [stdout]    --> src/parser_keyword2.rs:129:75
[INFO] [stdout]     |
[INFO] [stdout] 129 | ...izer, is_key_matched: bool, keyword: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]     |                                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_keyword`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `regex`
[INFO] [stdout]    --> src/parser_keyword2.rs:129:95
[INFO] [stdout]     |
[INFO] [stdout] 129 | ...ed: bool, keyword: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]     |                                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_regex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ret`
[INFO] [stdout]    --> src/parser_keyword2.rs:129:113
[INFO] [stdout]     |
[INFO] [stdout] 129 | ...d: &'a Regex, regex: &'a Regex, ret: &RefCell<Vec<&'a str>>) -> Value {
[INFO] [stdout]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ret`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/bin/test_simdjson.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 |     io::{BufRead, Write},
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/bin/test_json.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 |     io::{BufRead, Write},
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/bin/test_serde_json.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 |     io::{BufRead, Write},
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "e454d8eb43a040470cdcc276e43b77aac01966f517a3384cef0e6bb59455e876", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e454d8eb43a040470cdcc276e43b77aac01966f517a3384cef0e6bb59455e876", kill_on_drop: false }`
[INFO] [stdout] e454d8eb43a040470cdcc276e43b77aac01966f517a3384cef0e6bb59455e876
