[INFO] cloning repository https://github.com/SunDoge/prettytoml
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SunDoge/prettytoml" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSunDoge%2Fprettytoml", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSunDoge%2Fprettytoml'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 09210d808548a4b104c28f4de22ac50ad2d037fe
[INFO] checking SunDoge/prettytoml against master#b389b0ab72cb0aa9acf4df0ae0c0e12090782da9 for pr-128351-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSunDoge%2Fprettytoml" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SunDoge/prettytoml on toolchain b389b0ab72cb0aa9acf4df0ae0c0e12090782da9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b389b0ab72cb0aa9acf4df0ae0c0e12090782da9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SunDoge/prettytoml
[INFO] finished tweaking git repo https://github.com/SunDoge/prettytoml
[INFO] tweaked toml for git repo https://github.com/SunDoge/prettytoml written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/SunDoge/prettytoml 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" "+b389b0ab72cb0aa9acf4df0ae0c0e12090782da9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+b389b0ab72cb0aa9acf4df0ae0c0e12090782da9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7daad5ba31ea0d819970094e7ab6e1ec7b3f7fa5bd0da2ee678684f53ec58a99
[INFO] running `Command { std: "docker" "start" "-a" "7daad5ba31ea0d819970094e7ab6e1ec7b3f7fa5bd0da2ee678684f53ec58a99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7daad5ba31ea0d819970094e7ab6e1ec7b3f7fa5bd0da2ee678684f53ec58a99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7daad5ba31ea0d819970094e7ab6e1ec7b3f7fa5bd0da2ee678684f53ec58a99", kill_on_drop: false }`
[INFO] [stdout] 7daad5ba31ea0d819970094e7ab6e1ec7b3f7fa5bd0da2ee678684f53ec58a99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+b389b0ab72cb0aa9acf4df0ae0c0e12090782da9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b7fe549436d2fc812c2be68c5168397ffa5c4ff836dfa04ad20aa611d8d1cda
[INFO] running `Command { std: "docker" "start" "-a" "5b7fe549436d2fc812c2be68c5168397ffa5c4ff836dfa04ad20aa611d8d1cda", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking utf8-ranges v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking prettytoml v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::tokens::*`
[INFO] [stdout]    --> src/lexer/mod.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 |     use crate::tokens::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token_stream`
[INFO] [stdout]  --> src/parser/parser.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn toml_file_elements(token_stream: TokenStream) -> Result<TokenStream, String> {
[INFO] [stdout]   |                           ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_stream`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token_stream`
[INFO] [stdout]   --> src/parser/mod.rs:12:23
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn parse_token_stream(token_stream: TokenStream) {}
[INFO] [stdout]    |                       ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `toml_file_elements` is never used
[INFO] [stdout]  --> src/parser/parser.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn toml_file_elements(token_stream: TokenStream) -> Result<TokenStream, String> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `head_index` and `tokens` are never read
[INFO] [stdout]  --> src/parser/tokenstream.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct TokenStream<'a> {
[INFO] [stdout]   |            ----------- fields in this struct
[INFO] [stdout] 5 |     head_index: usize,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 6 |     tokens: &'a Vec<Token>,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `head`, `tail`, `offset`, `at_end`, and `len` are never used
[INFO] [stdout]   --> src/parser/tokenstream.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl<'a> TokenStream<'a> {
[INFO] [stdout]    | ------------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub fn head(&self) -> Option<&Token> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn tail(&self) -> TokenStream {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn offset(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn at_end(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Capture` is never constructed
[INFO] [stdout]  --> src/parser/recdesc.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Capture<'a> {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `pending_tokens` are never used
[INFO] [stdout]   --> src/parser/recdesc.rs:8:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl<'a> Capture<'a> {
[INFO] [stdout]    | -------------------- associated items in this implementation
[INFO] [stdout] 8  |     pub fn new(token_stream: TokenStream) -> Capture {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub fn pending_tokens(&self) -> &TokenStream {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `is_metadata` is never read
[INFO] [stdout]    --> src/tokens/mod.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 153 | pub struct TokenType {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 156 |     pub is_metadata: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `col` and `row` are never read
[INFO] [stdout]    --> src/tokens/mod.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 182 | pub struct Token {
[INFO] [stdout]     |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 185 |     pub col: usize,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 186 |     pub row: usize,
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token_stream`
[INFO] [stdout]  --> src/parser/parser.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn toml_file_elements(token_stream: TokenStream) -> Result<TokenStream, String> {
[INFO] [stdout]   |                           ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_stream`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token_stream`
[INFO] [stdout]   --> src/parser/mod.rs:12:23
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn parse_token_stream(token_stream: TokenStream) {}
[INFO] [stdout]    |                       ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `toml_file_elements` is never used
[INFO] [stdout]  --> src/parser/parser.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn toml_file_elements(token_stream: TokenStream) -> Result<TokenStream, String> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `head_index` and `tokens` are never read
[INFO] [stdout]  --> src/parser/tokenstream.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct TokenStream<'a> {
[INFO] [stdout]   |            ----------- fields in this struct
[INFO] [stdout] 5 |     head_index: usize,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 6 |     tokens: &'a Vec<Token>,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `head`, `tail`, `offset`, `at_end`, and `len` are never used
[INFO] [stdout]   --> src/parser/tokenstream.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl<'a> TokenStream<'a> {
[INFO] [stdout]    | ------------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub fn head(&self) -> Option<&Token> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn tail(&self) -> TokenStream {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn offset(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn at_end(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Capture` is never constructed
[INFO] [stdout]  --> src/parser/recdesc.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Capture<'a> {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `pending_tokens` are never used
[INFO] [stdout]   --> src/parser/recdesc.rs:8:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl<'a> Capture<'a> {
[INFO] [stdout]    | -------------------- associated items in this implementation
[INFO] [stdout] 8  |     pub fn new(token_stream: TokenStream) -> Capture {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub fn pending_tokens(&self) -> &TokenStream {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `is_metadata` are never read
[INFO] [stdout]    --> src/tokens/mod.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 153 | pub struct TokenType {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 154 |     pub priority: u8,
[INFO] [stdout] 155 |     pub name: TokenTypeName,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 156 |     pub is_metadata: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `col` and `row` are never read
[INFO] [stdout]    --> src/tokens/mod.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 182 | pub struct Token {
[INFO] [stdout]     |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 185 |     pub col: usize,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 186 |     pub row: usize,
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.00s
[INFO] running `Command { std: "docker" "inspect" "5b7fe549436d2fc812c2be68c5168397ffa5c4ff836dfa04ad20aa611d8d1cda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b7fe549436d2fc812c2be68c5168397ffa5c4ff836dfa04ad20aa611d8d1cda", kill_on_drop: false }`
[INFO] [stdout] 5b7fe549436d2fc812c2be68c5168397ffa5c4ff836dfa04ad20aa611d8d1cda
[INFO] checking SunDoge/prettytoml against try#16d823b1c168ce52c66ccc00dfd686f775a45c65 for pr-128351-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSunDoge%2Fprettytoml" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SunDoge/prettytoml on toolchain 16d823b1c168ce52c66ccc00dfd686f775a45c65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16d823b1c168ce52c66ccc00dfd686f775a45c65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SunDoge/prettytoml
[INFO] finished tweaking git repo https://github.com/SunDoge/prettytoml
[INFO] tweaked toml for git repo https://github.com/SunDoge/prettytoml written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/SunDoge/prettytoml 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" "+16d823b1c168ce52c66ccc00dfd686f775a45c65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+16d823b1c168ce52c66ccc00dfd686f775a45c65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5640e3988e7c78a7b2bfd02a09fc1d2b4a9b51a276382ec2c0b29a473063814d
[INFO] running `Command { std: "docker" "start" "-a" "5640e3988e7c78a7b2bfd02a09fc1d2b4a9b51a276382ec2c0b29a473063814d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5640e3988e7c78a7b2bfd02a09fc1d2b4a9b51a276382ec2c0b29a473063814d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5640e3988e7c78a7b2bfd02a09fc1d2b4a9b51a276382ec2c0b29a473063814d", kill_on_drop: false }`
[INFO] [stdout] 5640e3988e7c78a7b2bfd02a09fc1d2b4a9b51a276382ec2c0b29a473063814d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+16d823b1c168ce52c66ccc00dfd686f775a45c65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f727c1f452ebb741f45cbf8f970db5bc1d8bf9b9e73eadc034304f23b693c1d
[INFO] running `Command { std: "docker" "start" "-a" "9f727c1f452ebb741f45cbf8f970db5bc1d8bf9b9e73eadc034304f23b693c1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]     Checking utf8-ranges v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling memchr v2.1.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking prettytoml v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::tokens::*`
[INFO] [stdout]    --> src/lexer/mod.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 118 |     use crate::tokens::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token_stream`
[INFO] [stdout]  --> src/parser/parser.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn toml_file_elements(token_stream: TokenStream) -> Result<TokenStream, String> {
[INFO] [stdout]   |                           ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_stream`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token_stream`
[INFO] [stdout]   --> src/parser/mod.rs:12:23
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn parse_token_stream(token_stream: TokenStream) {}
[INFO] [stdout]    |                       ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `toml_file_elements` is never used
[INFO] [stdout]  --> src/parser/parser.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn toml_file_elements(token_stream: TokenStream) -> Result<TokenStream, String> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `head_index` and `tokens` are never read
[INFO] [stdout]  --> src/parser/tokenstream.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct TokenStream<'a> {
[INFO] [stdout]   |            ----------- fields in this struct
[INFO] [stdout] 5 |     head_index: usize,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 6 |     tokens: &'a Vec<Token>,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `head`, `tail`, `offset`, `at_end`, and `len` are never used
[INFO] [stdout]   --> src/parser/tokenstream.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl<'a> TokenStream<'a> {
[INFO] [stdout]    | ------------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub fn head(&self) -> Option<&Token> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn tail(&self) -> TokenStream {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn offset(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn at_end(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Capture` is never constructed
[INFO] [stdout]  --> src/parser/recdesc.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Capture<'a> {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `pending_tokens` are never used
[INFO] [stdout]   --> src/parser/recdesc.rs:8:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl<'a> Capture<'a> {
[INFO] [stdout]    | -------------------- associated items in this implementation
[INFO] [stdout] 8  |     pub fn new(token_stream: TokenStream) -> Capture {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub fn pending_tokens(&self) -> &TokenStream {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `is_metadata` are never read
[INFO] [stdout]    --> src/tokens/mod.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 153 | pub struct TokenType {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 154 |     pub priority: u8,
[INFO] [stdout] 155 |     pub name: TokenTypeName,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 156 |     pub is_metadata: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `col` and `row` are never read
[INFO] [stdout]    --> src/tokens/mod.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 182 | pub struct Token {
[INFO] [stdout]     |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 185 |     pub col: usize,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 186 |     pub row: usize,
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token_stream`
[INFO] [stdout]  --> src/parser/parser.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn toml_file_elements(token_stream: TokenStream) -> Result<TokenStream, String> {
[INFO] [stdout]   |                           ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_stream`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token_stream`
[INFO] [stdout]   --> src/parser/mod.rs:12:23
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn parse_token_stream(token_stream: TokenStream) {}
[INFO] [stdout]    |                       ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_stream`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `toml_file_elements` is never used
[INFO] [stdout]  --> src/parser/parser.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn toml_file_elements(token_stream: TokenStream) -> Result<TokenStream, String> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `head_index` and `tokens` are never read
[INFO] [stdout]  --> src/parser/tokenstream.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct TokenStream<'a> {
[INFO] [stdout]   |            ----------- fields in this struct
[INFO] [stdout] 5 |     head_index: usize,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 6 |     tokens: &'a Vec<Token>,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `head`, `tail`, `offset`, `at_end`, and `len` are never used
[INFO] [stdout]   --> src/parser/tokenstream.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl<'a> TokenStream<'a> {
[INFO] [stdout]    | ------------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub fn head(&self) -> Option<&Token> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub fn tail(&self) -> TokenStream {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn offset(&self) -> usize {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     pub fn at_end(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn len(&self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Capture` is never constructed
[INFO] [stdout]  --> src/parser/recdesc.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Capture<'a> {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `pending_tokens` are never used
[INFO] [stdout]   --> src/parser/recdesc.rs:8:12
[INFO] [stdout]    |
[INFO] [stdout] 7  | impl<'a> Capture<'a> {
[INFO] [stdout]    | -------------------- associated items in this implementation
[INFO] [stdout] 8  |     pub fn new(token_stream: TokenStream) -> Capture {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     pub fn pending_tokens(&self) -> &TokenStream {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `is_metadata` is never read
[INFO] [stdout]    --> src/tokens/mod.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 153 | pub struct TokenType {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 156 |     pub is_metadata: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `col` and `row` are never read
[INFO] [stdout]    --> src/tokens/mod.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 182 | pub struct Token {
[INFO] [stdout]     |            ----- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 185 |     pub col: usize,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 186 |     pub row: usize,
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.14s
[INFO] running `Command { std: "docker" "inspect" "9f727c1f452ebb741f45cbf8f970db5bc1d8bf9b9e73eadc034304f23b693c1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f727c1f452ebb741f45cbf8f970db5bc1d8bf9b9e73eadc034304f23b693c1d", kill_on_drop: false }`
[INFO] [stdout] 9f727c1f452ebb741f45cbf8f970db5bc1d8bf9b9e73eadc034304f23b693c1d
