[INFO] cloning repository https://github.com/yifaaan/json-parser-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yifaaan/json-parser-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyifaaan%2Fjson-parser-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyifaaan%2Fjson-parser-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] da03a3e0b1a3ad42414504a9c48eae0ec1177dbd
[INFO] testing yifaaan/json-parser-demo against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyifaaan%2Fjson-parser-demo" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yifaaan/json-parser-demo
[INFO] finished tweaking git repo https://github.com/yifaaan/json-parser-demo
[INFO] tweaked toml for git repo https://github.com/yifaaan/json-parser-demo written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yifaaan/json-parser-demo on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yifaaan/json-parser-demo 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a146b58144570b7a4ef69b4bae68cc3f3c792ce66bd5f72f7f9d176a4dbe7bd9
[INFO] running `Command { std: "docker" "start" "-a" "a146b58144570b7a4ef69b4bae68cc3f3c792ce66bd5f72f7f9d176a4dbe7bd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a146b58144570b7a4ef69b4bae68cc3f3c792ce66bd5f72f7f9d176a4dbe7bd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a146b58144570b7a4ef69b4bae68cc3f3c792ce66bd5f72f7f9d176a4dbe7bd9", kill_on_drop: false }`
[INFO] [stdout] a146b58144570b7a4ef69b4bae68cc3f3c792ce66bd5f72f7f9d176a4dbe7bd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75588ce90144b64ddfa4fe1d20c7d26f3fd4976be2439d6a3bb106041f39f579
[INFO] running `Command { std: "docker" "start" "-a" "75588ce90144b64ddfa4fe1d20c7d26f3fd4976be2439d6a3bb106041f39f579", kill_on_drop: false }`
[INFO] [stderr]    Compiling json-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/tokenize.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |         _ => todo!("implement other tokens"),
[INFO] [stdout]    |         ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/tokenize.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |         '[' => Token::LeftBracket,
[INFO] [stdout]    |         --- matches some of the same values
[INFO] [stdout] 28 |         ']' => Token::RightBracket,
[INFO] [stdout]    |         --- matches some of the same values
[INFO] [stdout] 29 |         '{' => Token::LeftBrace,
[INFO] [stdout]    |         --- matches some of the same values
[INFO] [stdout] 30 |         '}' => Token::RightBrace,
[INFO] [stdout]    |         --- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 39 |         _ => todo!("implement other tokens"),
[INFO] [stdout]    |         ^ ...and 7 other patterns collectively make this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ParseResult` is never used
[INFO] [stdout]  --> src/parse.rs:8:6
[INFO] [stdout]   |
[INFO] [stdout] 8 | type ParseResult = Result<Value, TokenParseError>;
[INFO] [stdout]   |      ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse` is never used
[INFO] [stdout]   --> src/parse.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn parse(input: String) -> Result<Value, ParseError> {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]   --> src/parse.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub enum ParseError {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_tokens` is never used
[INFO] [stdout]   --> src/parse.rs:34:4
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn parse_tokens(tokens: &[Token], index: &mut usize) -> ParseResult {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TokenParseError` is never used
[INFO] [stdout]   --> src/parse.rs:55:10
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub enum TokenParseError {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_string` is never used
[INFO] [stdout]   --> src/parse.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn parse_string(input: &str) -> ParseResult {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_array` is never used
[INFO] [stdout]    --> src/parse.rs:111:4
[INFO] [stdout]     |
[INFO] [stdout] 111 | fn parse_array(tokens: &[Token], index: &mut usize) -> ParseResult {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_object` is never used
[INFO] [stdout]    --> src/parse.rs:144:4
[INFO] [stdout]     |
[INFO] [stdout] 144 | fn parse_object(tokens: &[Token], index: &mut usize) -> ParseResult {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tokenize` is never used
[INFO] [stdout]  --> src/tokenize.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn tokenize(input: String) -> Result<Vec<Token>, TokenizeError> {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make_token` is never used
[INFO] [stdout]   --> src/tokenize.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn make_token(chars: &Vec<char>, index: &mut usize) -> Result<Token, TokenizeError> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TokenizeError` is never used
[INFO] [stdout]   --> src/tokenize.rs:46:10
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub enum TokenizeError {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tokenize_null` is never used
[INFO] [stdout]   --> src/tokenize.rs:59:4
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn tokenize_null(chars: &Vec<char>, index: &mut usize) -> Result<Token, TokenizeError> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tokenize_false` is never used
[INFO] [stdout]   --> src/tokenize.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn tokenize_false(chars: &Vec<char>, index: &mut usize) -> Result<Token, TokenizeError> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tokenize_true` is never used
[INFO] [stdout]   --> src/tokenize.rs:81:4
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn tokenize_true(chars: &Vec<char>, index: &mut usize) -> Result<Token, TokenizeError> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tokenize_float` is never used
[INFO] [stdout]   --> src/tokenize.rs:92:4
[INFO] [stdout]    |
[INFO] [stdout] 92 | fn tokenize_float(chars: &Vec<char>, cur_idx: &mut usize) -> Result<Token, TokenizeError> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tokenize_string` is never used
[INFO] [stdout]    --> src/tokenize.rs:115:4
[INFO] [stdout]     |
[INFO] [stdout] 115 | fn tokenize_string(chars: &Vec<char>, cur_idx: &mut usize) -> Result<Token, TokenizeError> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Token` is never used
[INFO] [stdout]    --> src/tokenize.rs:156:10
[INFO] [stdout]     |
[INFO] [stdout] 156 | pub enum Token {
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "75588ce90144b64ddfa4fe1d20c7d26f3fd4976be2439d6a3bb106041f39f579", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75588ce90144b64ddfa4fe1d20c7d26f3fd4976be2439d6a3bb106041f39f579", kill_on_drop: false }`
[INFO] [stdout] 75588ce90144b64ddfa4fe1d20c7d26f3fd4976be2439d6a3bb106041f39f579
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc84df1a350650a29803210bd04c0bcf4e9112f69ebd098654ee0ea2c1cbcdf8
[INFO] running `Command { std: "docker" "start" "-a" "dc84df1a350650a29803210bd04c0bcf4e9112f69ebd098654ee0ea2c1cbcdf8", kill_on_drop: false }`
[INFO] [stderr]    Compiling json-parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/tokenize.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |         _ => todo!("implement other tokens"),
[INFO] [stdout]    |         ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/tokenize.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |         '[' => Token::LeftBracket,
[INFO] [stdout]    |         --- matches some of the same values
[INFO] [stdout] 28 |         ']' => Token::RightBracket,
[INFO] [stdout]    |         --- matches some of the same values
[INFO] [stdout] 29 |         '{' => Token::LeftBrace,
[INFO] [stdout]    |         --- matches some of the same values
[INFO] [stdout] 30 |         '}' => Token::RightBrace,
[INFO] [stdout]    |         --- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 39 |         _ => todo!("implement other tokens"),
[INFO] [stdout]    |         ^ ...and 7 other patterns collectively make this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `ParseResult` is never used
[INFO] [stdout]  --> src/parse.rs:8:6
[INFO] [stdout]   |
[INFO] [stdout] 8 | type ParseResult = Result<Value, TokenParseError>;
[INFO] [stdout]   |      ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse` is never used
[INFO] [stdout]   --> src/parse.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn parse(input: String) -> Result<Value, ParseError> {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]   --> src/parse.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub enum ParseError {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_tokens` is never used
[INFO] [stdout]   --> src/parse.rs:34:4
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn parse_tokens(tokens: &[Token], index: &mut usize) -> ParseResult {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TokenParseError` is never used
[INFO] [stdout]   --> src/parse.rs:55:10
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub enum TokenParseError {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_string` is never used
[INFO] [stdout]   --> src/parse.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn parse_string(input: &str) -> ParseResult {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_array` is never used
[INFO] [stdout]    --> src/parse.rs:111:4
[INFO] [stdout]     |
[INFO] [stdout] 111 | fn parse_array(tokens: &[Token], index: &mut usize) -> ParseResult {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_object` is never used
[INFO] [stdout]    --> src/parse.rs:144:4
[INFO] [stdout]     |
[INFO] [stdout] 144 | fn parse_object(tokens: &[Token], index: &mut usize) -> ParseResult {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tokenize` is never used
[INFO] [stdout]  --> src/tokenize.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn tokenize(input: String) -> Result<Vec<Token>, TokenizeError> {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make_token` is never used
[INFO] [stdout]   --> src/tokenize.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn make_token(chars: &Vec<char>, index: &mut usize) -> Result<Token, TokenizeError> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TokenizeError` is never used
[INFO] [stdout]   --> src/tokenize.rs:46:10
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub enum TokenizeError {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tokenize_null` is never used
[INFO] [stdout]   --> src/tokenize.rs:59:4
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn tokenize_null(chars: &Vec<char>, index: &mut usize) -> Result<Token, TokenizeError> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tokenize_false` is never used
[INFO] [stdout]   --> src/tokenize.rs:70:4
[INFO] [stdout]    |
[INFO] [stdout] 70 | fn tokenize_false(chars: &Vec<char>, index: &mut usize) -> Result<Token, TokenizeError> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tokenize_true` is never used
[INFO] [stdout]   --> src/tokenize.rs:81:4
[INFO] [stdout]    |
[INFO] [stdout] 81 | fn tokenize_true(chars: &Vec<char>, index: &mut usize) -> Result<Token, TokenizeError> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tokenize_float` is never used
[INFO] [stdout]   --> src/tokenize.rs:92:4
[INFO] [stdout]    |
[INFO] [stdout] 92 | fn tokenize_float(chars: &Vec<char>, cur_idx: &mut usize) -> Result<Token, TokenizeError> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tokenize_string` is never used
[INFO] [stdout]    --> src/tokenize.rs:115:4
[INFO] [stdout]     |
[INFO] [stdout] 115 | fn tokenize_string(chars: &Vec<char>, cur_idx: &mut usize) -> Result<Token, TokenizeError> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Token` is never used
[INFO] [stdout]    --> src/tokenize.rs:156:10
[INFO] [stdout]     |
[INFO] [stdout] 156 | pub enum Token {
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/tokenize.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |         _ => todo!("implement other tokens"),
[INFO] [stdout]    |         ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/tokenize.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |         '[' => Token::LeftBracket,
[INFO] [stdout]    |         --- matches some of the same values
[INFO] [stdout] 28 |         ']' => Token::RightBracket,
[INFO] [stdout]    |         --- matches some of the same values
[INFO] [stdout] 29 |         '{' => Token::LeftBrace,
[INFO] [stdout]    |         --- matches some of the same values
[INFO] [stdout] 30 |         '}' => Token::RightBrace,
[INFO] [stdout]    |         --- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 39 |         _ => todo!("implement other tokens"),
[INFO] [stdout]    |         ^ ...and 7 other patterns collectively make this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse` is never used
[INFO] [stdout]   --> src/parse.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn parse(input: String) -> Result<Value, ParseError> {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]   --> src/parse.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub enum ParseError {
[INFO] [stdout]    |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "dc84df1a350650a29803210bd04c0bcf4e9112f69ebd098654ee0ea2c1cbcdf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc84df1a350650a29803210bd04c0bcf4e9112f69ebd098654ee0ea2c1cbcdf8", kill_on_drop: false }`
[INFO] [stdout] dc84df1a350650a29803210bd04c0bcf4e9112f69ebd098654ee0ea2c1cbcdf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 757e6d6a70cb4f9e7a6a9bb4310ec87f645f6558fd4aa8b0b9649446494f7d49
[INFO] running `Command { std: "docker" "start" "-a" "757e6d6a70cb4f9e7a6a9bb4310ec87f645f6558fd4aa8b0b9649446494f7d49", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/tokenize.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |         _ => todo!("implement other tokens"),
[INFO] [stderr]    |         ^ no value can reach this
[INFO] [stderr]    |
[INFO] [stderr] note: multiple earlier patterns match some of the same values
[INFO] [stderr]   --> src/tokenize.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |         '[' => Token::LeftBracket,
[INFO] [stderr]    |         --- matches some of the same values
[INFO] [stderr] 28 |         ']' => Token::RightBracket,
[INFO] [stderr]    |         --- matches some of the same values
[INFO] [stderr] 29 |         '{' => Token::LeftBrace,
[INFO] [stderr]    |         --- matches some of the same values
[INFO] [stderr] 30 |         '}' => Token::RightBrace,
[INFO] [stderr]    |         --- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 39 |         _ => todo!("implement other tokens"),
[INFO] [stderr]    |         ^ ...and 7 other patterns collectively make this unreachable
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `ParseResult` is never used
[INFO] [stderr]  --> src/parse.rs:8:6
[INFO] [stderr]   |
[INFO] [stderr] 8 | type ParseResult = Result<Value, TokenParseError>;
[INFO] [stderr]   |      ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `parse` is never used
[INFO] [stderr]   --> src/parse.rs:10:4
[INFO] [stderr]    |
[INFO] [stderr] 10 | fn parse(input: String) -> Result<Value, ParseError> {
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `ParseError` is never used
[INFO] [stderr]   --> src/parse.rs:17:10
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub enum ParseError {
[INFO] [stderr]    |          ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `parse_tokens` is never used
[INFO] [stderr]   --> src/parse.rs:34:4
[INFO] [stderr]    |
[INFO] [stderr] 34 | fn parse_tokens(tokens: &[Token], index: &mut usize) -> ParseResult {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `TokenParseError` is never used
[INFO] [stderr]   --> src/parse.rs:55:10
[INFO] [stderr]    |
[INFO] [stderr] 55 | pub enum TokenParseError {
[INFO] [stderr]    |          ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `parse_string` is never used
[INFO] [stderr]   --> src/parse.rs:70:4
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn parse_string(input: &str) -> ParseResult {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `parse_array` is never used
[INFO] [stderr]    --> src/parse.rs:111:4
[INFO] [stderr]     |
[INFO] [stderr] 111 | fn parse_array(tokens: &[Token], index: &mut usize) -> ParseResult {
[INFO] [stderr]     |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `parse_object` is never used
[INFO] [stderr]    --> src/parse.rs:144:4
[INFO] [stderr]     |
[INFO] [stderr] 144 | fn parse_object(tokens: &[Token], index: &mut usize) -> ParseResult {
[INFO] [stderr]     |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `tokenize` is never used
[INFO] [stderr]  --> src/tokenize.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn tokenize(input: String) -> Result<Vec<Token>, TokenizeError> {
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `make_token` is never used
[INFO] [stderr]   --> src/tokenize.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn make_token(chars: &Vec<char>, index: &mut usize) -> Result<Token, TokenizeError> {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `TokenizeError` is never used
[INFO] [stderr]   --> src/tokenize.rs:46:10
[INFO] [stderr]    |
[INFO] [stderr] 46 | pub enum TokenizeError {
[INFO] [stderr]    |          ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `tokenize_null` is never used
[INFO] [stderr]   --> src/tokenize.rs:59:4
[INFO] [stderr]    |
[INFO] [stderr] 59 | fn tokenize_null(chars: &Vec<char>, index: &mut usize) -> Result<Token, TokenizeError> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `tokenize_false` is never used
[INFO] [stderr]   --> src/tokenize.rs:70:4
[INFO] [stderr]    |
[INFO] [stderr] 70 | fn tokenize_false(chars: &Vec<char>, index: &mut usize) -> Result<Token, TokenizeError> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `tokenize_true` is never used
[INFO] [stderr]   --> src/tokenize.rs:81:4
[INFO] [stderr]    |
[INFO] [stderr] 81 | fn tokenize_true(chars: &Vec<char>, index: &mut usize) -> Result<Token, TokenizeError> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `tokenize_float` is never used
[INFO] [stderr]   --> src/tokenize.rs:92:4
[INFO] [stderr]    |
[INFO] [stderr] 92 | fn tokenize_float(chars: &Vec<char>, cur_idx: &mut usize) -> Result<Token, TokenizeError> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `tokenize_string` is never used
[INFO] [stderr]    --> src/tokenize.rs:115:4
[INFO] [stderr]     |
[INFO] [stderr] 115 | fn tokenize_string(chars: &Vec<char>, cur_idx: &mut usize) -> Result<Token, TokenizeError> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Token` is never used
[INFO] [stderr]    --> src/tokenize.rs:156:10
[INFO] [stderr]     |
[INFO] [stderr] 156 | pub enum Token {
[INFO] [stderr]     |          ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `json-parser` (lib) generated 18 warnings
[INFO] [stderr] warning: function `parse` is never used
[INFO] [stderr]   --> src/parse.rs:10:4
[INFO] [stderr]    |
[INFO] [stderr] 10 | fn parse(input: String) -> Result<Value, ParseError> {
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `json-parser` (lib test) generated 3 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/json_parser-8798166cbe84788b)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test parse::tests::parses_array_one_element ... ok
[INFO] [stdout] test parse::tests::parse_empty_object ... ok
[INFO] [stdout] test parse::tests::parses_empty_array ... ok
[INFO] [stdout] test parse::tests::parses_array_two_elements ... ok
[INFO] [stdout] test parse::tests::parses_nested_array ... ok
[INFO] [stdout] test parse::tests::parses_null ... ok
[INFO] [stdout] test parse::tests::parse_object_one_string_value ... ok
[INFO] [stdout] test parse::tests::parses_object_escaped_key ... ok
[INFO] [stdout] test parse::tests::parses_string_non_ascii ... ok
[INFO] [stdout] test parse::tests::parses_string_no_escapes ... ok
[INFO] [stdout] test parse::tests::parses_string_with_emoji ... ok
[INFO] [stdout] test tokenize::tests::all_punctuation ... ok
[INFO] [stdout] test tokenize::tests::escaped_quote ... ok
[INFO] [stdout] test tokenize::tests::float_comma ... ok
[INFO] [stdout] test tokenize::tests::integer_comma ... ok
[INFO] [stdout] test tokenize::tests::just_comma ... ok
[INFO] [stdout] test tokenize::tests::just_false ... ok
[INFO] [stdout] test tokenize::tests::just_ken ... ok
[INFO] [stdout] test tokenize::tests::just_integer ... ok
[INFO] [stdout] test tokenize::tests::just_null ... ok
[INFO] [stdout] test tokenize::tests::true_comma ... ok
[INFO] [stdout] test tokenize::tests::unclosed_string ... ok
[INFO] [stdout] test tokenize::tests::just_float ... ok
[INFO] [stdout] test tokenize::tests::just_true ... ok
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] test parse::tests::parses_string_unescape_backslash ... FAILED
[INFO] [stdout] test tokenize::tests::negative_integer ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- parse::tests::parses_string_unescape_backslash stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'parse::tests::parses_string_unescape_backslash' panicked at src/parse.rs:192:9:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: String("hello\\world")
[INFO] [stdout]  right: String("hello\\\\world")
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x577929a1c5e2 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x577929a1c5e2 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x577929a1c5e2 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x577929a1c5e2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha2e7e3a01df69042
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x577929a42c93 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x577929a42c93 - core::fmt::write::h7cb8f63788cd01d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x577929a19573 - std::io::default_write_fmt::h9ed739ccee8a150c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x577929a19573 - std::io::Write::write_fmt::h1c0a32da913b32f1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x577929a1c432 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x577929a1db4c - std::panicking::default_hook::{{closure}}::h29548987efd832cb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x577929a1d9a2 - std::panicking::default_hook::ha25170a15c643514
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x5779299e5ac4 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h562adeecbf43c420
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x5779299e5ac4 - test::test_main_with_exit_callback::{{closure}}::h97dd2a879d27e0e4
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x577929a1e52b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7e85cbdbda26fdb7
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x577929a1e52b - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x577929a1e2fa - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x577929a1cad9 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x577929a1df8d - __rustc[beb0385846a06d21]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x577929a41190 - core::panicking::panic_fmt::ha33fa2ae772efba9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x577929a413f7 - core::panicking::assert_failed_inner::h6a89cd271393c011
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:448:17
[INFO] [stdout]   20:     0x5779299a79b6 - core::panicking::assert_failed::hf56791844e52b0a3
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:403:5
[INFO] [stdout]   21:     0x5779299a7d53 - json_parser::parse::tests::check::hcda06f8b24bfcef5
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parse.rs:192:9
[INFO] [stdout]   22:     0x5779299a8239 - json_parser::parse::tests::parses_string_unescape_backslash::h434d0ac67dc34f63
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parse.rs:231:9
[INFO] [stdout]   23:     0x5779299abec9 - json_parser::parse::tests::parses_string_unescape_backslash::{{closure}}::h1a63438f70f62a86
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parse.rs:227:42
[INFO] [stdout]   24:     0x5779299abec9 - core::ops::function::FnOnce::call_once::h8d55b1f1a66a6996
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5779299eb1fb - core::ops::function::FnOnce::call_once::hf84b9c3d864a6959
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x5779299eb1fb - test::__rust_begin_short_backtrace::h5724e31441c16fcb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:648:18
[INFO] [stdout]   27:     0x5779299ea43e - test::run_test_in_process::{{closure}}::hbc28c9aa91793d7d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:74
[INFO] [stdout]   28:     0x5779299ea43e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc17b0e238c0f8f3e
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x5779299ea43e - std::panicking::catch_unwind::do_call::hcdbce0d6dd6c83ce
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   30:     0x5779299ea43e - std::panicking::catch_unwind::h9477967ceea044e8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   31:     0x5779299ea43e - std::panic::catch_unwind::h616a2e249da12e16
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x5779299ea43e - test::run_test_in_process::h2758deb0f2e54430
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:27
[INFO] [stdout]   33:     0x5779299ea43e - test::run_test::{{closure}}::habe5cd2564b18aaa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:592:43
[INFO] [stdout]   34:     0x5779299adfe4 - test::run_test::{{closure}}::h9a0a6928f1a15421
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:622:41
[INFO] [stdout]   35:     0x5779299adfe4 - std::sys::backtrace::__rust_begin_short_backtrace::hd68b5332434a22ca
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   36:     0x5779299b198a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h264ddcc3098eacae
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   37:     0x5779299b198a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9fa39489749d6f3c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x5779299b198a - std::panicking::catch_unwind::do_call::hb9a1944b9f85100f
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   39:     0x5779299b198a - std::panicking::catch_unwind::h0c6f100786c0dad8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   40:     0x5779299b198a - std::panic::catch_unwind::hf6084e2723385823
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x5779299b198a - std::thread::Builder::spawn_unchecked_::{{closure}}::hf0af58ce658143ad
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   42:     0x5779299b198a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h88a14f9b2e79f9de
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x577929a21487 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf31256ba38644b65
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x577929a21487 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h100ad77f3448041b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   45:     0x577929a21487 - std::sys::pal::unix::thread::Thread::new::thread_start::h1a22ded422ce395b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   46:     0x7f5cb65fdaa4 - <unknown>
[INFO] [stdout]   47:     0x7f5cb668aa34 - clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tokenize::tests::negative_integer stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tokenize::tests::negative_integer' panicked at src/tokenize.rs:279:38:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: CharNotRecognized('-')
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x577929a1c5e2 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x577929a1c5e2 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x577929a1c5e2 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x577929a1c5e2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha2e7e3a01df69042
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x577929a42c93 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x577929a42c93 - core::fmt::write::h7cb8f63788cd01d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x577929a19573 - std::io::default_write_fmt::h9ed739ccee8a150c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x577929a19573 - std::io::Write::write_fmt::h1c0a32da913b32f1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x577929a1c432 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x577929a1db4c - std::panicking::default_hook::{{closure}}::h29548987efd832cb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x577929a1d9a2 - std::panicking::default_hook::ha25170a15c643514
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x5779299e5ac4 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h562adeecbf43c420
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x5779299e5ac4 - test::test_main_with_exit_callback::{{closure}}::h97dd2a879d27e0e4
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x577929a1e52b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7e85cbdbda26fdb7
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x577929a1e52b - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x577929a1e2fa - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x577929a1cad9 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x577929a1df8d - __rustc[beb0385846a06d21]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x577929a41190 - core::panicking::panic_fmt::ha33fa2ae772efba9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x577929a41506 - core::result::unwrap_failed::hfbbd3c78a73fea3d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x5779299ab062 - core::result::Result<T,E>::unwrap::h97b012de0bfeaa32
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x5779299ab062 - json_parser::tokenize::tests::negative_integer::hf3f7ec573effd830
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tokenize.rs:279:38
[INFO] [stdout]   22:     0x5779299abf69 - json_parser::tokenize::tests::negative_integer::{{closure}}::h91ad17fab7ed9d34
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tokenize.rs:275:26
[INFO] [stdout]   23:     0x5779299abf69 - core::ops::function::FnOnce::call_once::hbf85a16012d463e2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5779299eb1fb - core::ops::function::FnOnce::call_once::hf84b9c3d864a6959
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5779299eb1fb - test::__rust_begin_short_backtrace::h5724e31441c16fcb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:648:18
[INFO] [stdout]   26:     0x5779299ea43e - test::run_test_in_process::{{closure}}::hbc28c9aa91793d7d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:74
[INFO] [stdout]   27:     0x5779299ea43e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc17b0e238c0f8f3e
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x5779299ea43e - std::panicking::catch_unwind::do_call::hcdbce0d6dd6c83ce
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x5779299ea43e - std::panicking::catch_unwind::h9477967ceea044e8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x5779299ea43e - std::panic::catch_unwind::h616a2e249da12e16
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5779299ea43e - test::run_test_in_process::h2758deb0f2e54430
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:27
[INFO] [stdout]   32:     0x5779299ea43e - test::run_test::{{closure}}::habe5cd2564b18aaa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:592:43
[INFO] [stdout]   33:     0x5779299adfe4 - test::run_test::{{closure}}::h9a0a6928f1a15421
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:622:41
[INFO] [stdout]   34:     0x5779299adfe4 - std::sys::backtrace::__rust_begin_short_backtrace::hd68b5332434a22ca
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   35:     0x5779299b198a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h264ddcc3098eacae
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x5779299b198a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9fa39489749d6f3c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5779299b198a - std::panicking::catch_unwind::do_call::hb9a1944b9f85100f
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   38:     0x5779299b198a - std::panicking::catch_unwind::h0c6f100786c0dad8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   39:     0x5779299b198a - std::panic::catch_unwind::hf6084e2723385823
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5779299b198a - std::thread::Builder::spawn_unchecked_::{{closure}}::hf0af58ce658143ad
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x5779299b198a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h88a14f9b2e79f9de
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x577929a21487 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf31256ba38644b65
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x577929a21487 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h100ad77f3448041b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x577929a21487 - std::sys::pal::unix::thread::Thread::new::thread_start::h1a22ded422ce395b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   45:     0x7f5cb65fdaa4 - <unknown>
[INFO] [stdout]   46:     0x7f5cb668aa34 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     parse::tests::parses_string_unescape_backslash
[INFO] [stdout]     tokenize::tests::negative_integer
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 24 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "757e6d6a70cb4f9e7a6a9bb4310ec87f645f6558fd4aa8b0b9649446494f7d49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "757e6d6a70cb4f9e7a6a9bb4310ec87f645f6558fd4aa8b0b9649446494f7d49", kill_on_drop: false }`
[INFO] [stdout] 757e6d6a70cb4f9e7a6a9bb4310ec87f645f6558fd4aa8b0b9649446494f7d49
