[INFO] cloning repository https://github.com/acerDebugman/slicejson
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/acerDebugman/slicejson" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FacerDebugman%2Fslicejson", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FacerDebugman%2Fslicejson'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 004547db1341669eb743ee8f0275f741008a0083
[INFO] checking acerDebugman/slicejson against try#1f5783cbeb5da8b38566d718631d016891e9c912 for pr-142704
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FacerDebugman%2Fslicejson" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/acerDebugman/slicejson on toolchain 1f5783cbeb5da8b38566d718631d016891e9c912
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/acerDebugman/slicejson
[INFO] finished tweaking git repo https://github.com/acerDebugman/slicejson
[INFO] tweaked toml for git repo https://github.com/acerDebugman/slicejson written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/acerDebugman/slicejson 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" "+1f5783cbeb5da8b38566d718631d016891e9c912" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 275f7f4cd6ff671bbdbb906ec4fe523aa597c1075f29e8ec7e9176e82231fbd1
[INFO] running `Command { std: "docker" "start" "-a" "275f7f4cd6ff671bbdbb906ec4fe523aa597c1075f29e8ec7e9176e82231fbd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "275f7f4cd6ff671bbdbb906ec4fe523aa597c1075f29e8ec7e9176e82231fbd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "275f7f4cd6ff671bbdbb906ec4fe523aa597c1075f29e8ec7e9176e82231fbd1", kill_on_drop: false }`
[INFO] [stdout] 275f7f4cd6ff671bbdbb906ec4fe523aa597c1075f29e8ec7e9176e82231fbd1
[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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 962795c7b7795cd01f644fdcb0826e59177bf704bb139ea3eab221346b94bd28
[INFO] running `Command { std: "docker" "start" "-a" "962795c7b7795cd01f644fdcb0826e59177bf704bb139ea3eab221346b94bd28", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking anstyle v1.0.5
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]    Compiling ref-cast v1.0.22
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking lexical-util v0.8.5
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking simdutf8 v0.1.4
[INFO] [stderr]     Checking anstream v0.6.11
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]     Checking clap_builder v4.4.18
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking lexical-parse-integer v0.8.6
[INFO] [stderr]     Checking lexical-write-integer v0.8.5
[INFO] [stderr]     Checking lexical-parse-float v0.8.5
[INFO] [stderr]     Checking lexical-write-float v0.8.5
[INFO] [stderr]     Checking lexical-core v0.8.5
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]     Checking regex v1.10.2
[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]     Checking clap v4.4.18
[INFO] [stderr]     Checking halfbrown v0.2.4
[INFO] [stderr]     Checking value-trait v0.8.1
[INFO] [stderr]     Checking simd-json v0.13.8
[INFO] [stderr]     Checking 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)]` 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 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)]` 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)]` 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 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)]` 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_serde_json.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 |     io::{BufRead, Write},
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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)]` 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)]` 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_serde_json.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 |     io::{BufRead, Write},
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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)]` 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)]` 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)]` 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)]` 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)]` on by default
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.81s
[INFO] running `Command { std: "docker" "inspect" "962795c7b7795cd01f644fdcb0826e59177bf704bb139ea3eab221346b94bd28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "962795c7b7795cd01f644fdcb0826e59177bf704bb139ea3eab221346b94bd28", kill_on_drop: false }`
[INFO] [stdout] 962795c7b7795cd01f644fdcb0826e59177bf704bb139ea3eab221346b94bd28
