[INFO] fetching crate flav-md-engine 0.1.0...
[INFO] checking flav-md-engine-0.1.0 against master#e4106065bf1bb515935d5d024e8d9c86454e2b22 for pr-112160
[INFO] extracting crate flav-md-engine 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate flav-md-engine 0.1.0 on toolchain e4106065bf1bb515935d5d024e8d9c86454e2b22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flav-md-engine 0.1.0
[INFO] finished tweaking crates.io crate flav-md-engine 0.1.0
[INFO] tweaked toml for crates.io crate flav-md-engine 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 537af57382a80e1c01697a10f89a25d90df52d5fc3474d329aaf8b470792c9b0
[INFO] running `Command { std: "docker" "start" "-a" "537af57382a80e1c01697a10f89a25d90df52d5fc3474d329aaf8b470792c9b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "537af57382a80e1c01697a10f89a25d90df52d5fc3474d329aaf8b470792c9b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "537af57382a80e1c01697a10f89a25d90df52d5fc3474d329aaf8b470792c9b0", kill_on_drop: false }`
[INFO] [stdout] 537af57382a80e1c01697a10f89a25d90df52d5fc3474d329aaf8b470792c9b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e4106065bf1bb515935d5d024e8d9c86454e2b22" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58c816460f001842e10df53242f2db2efdca82ee8b97d5b3746b62a4e679c4a3
[INFO] running `Command { std: "docker" "start" "-a" "58c816460f001842e10df53242f2db2efdca82ee8b97d5b3746b62a4e679c4a3", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.36
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.86
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]     Checking pretty_assertions v1.3.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.86
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.86
[INFO] [stderr]     Checking regex v1.8.3
[INFO] [stderr]     Checking wasm-bindgen v0.2.86
[INFO] [stderr]     Checking js-sys v0.3.63
[INFO] [stderr]     Checking console_error_panic_hook v0.1.7
[INFO] [stderr]     Checking flav-md-engine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::lexer::pattern::list::list::ListPattern::SimpleList`
[INFO] [stdout]  --> src/lexer/lexer.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     use crate::lexer::pattern::list::list::ListPattern::SimpleList;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lexer/pattern/list.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                 let mut start_index = at;
[INFO] [stdout]    |                     ----^^^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_head` is never used
[INFO] [stdout]   --> src/lexer/lexer.rs:49:16
[INFO] [stdout]    |
[INFO] [stdout] 29 |     impl Token {
[INFO] [stdout]    |     ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 49 |         pub fn is_head(&self) -> bool {
[INFO] [stdout]    |                ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `ElementNode` is never constructed
[INFO] [stdout]    --> src/lexer/lexer.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub enum Content {
[INFO] [stdout]     |              ------- variant in this enum
[INFO] [stdout] 117 |         PlainText { value: String },
[INFO] [stdout] 118 |         ElementNode { value: ElementNode },
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Content` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `split_string` is never used
[INFO] [stdout]  --> src/util/string.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 |     pub fn split_string(content: String) -> Vec<String> {
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.36
[INFO] [stderr]     Checking wasm-bindgen-test v0.3.36
[INFO] [stdout] warning: unused import: `crate::lexer::pattern::list::list::ListPattern::SimpleList`
[INFO] [stdout]  --> src/lexer/lexer.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     use crate::lexer::pattern::list::list::ListPattern::SimpleList;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ElementNodes`, `PlainText`
[INFO] [stdout]    --> src/lexer/pattern/list.rs:126:51
[INFO] [stdout]     |
[INFO] [stdout] 126 |         use crate::lexer::lexer::lexer::Content::{ElementNodes, PlainText};
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::lexer::pattern::list::list::ListPattern::NumberList`
[INFO] [stdout]    --> src/lexer/pattern/list.rs:127:13
[INFO] [stdout]     |
[INFO] [stdout] 127 |         use crate::lexer::pattern::list::list::ListPattern::NumberList;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lexer/pattern/list.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 62 |                 let mut start_index = at;
[INFO] [stdout]    |                     ----^^^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_head` is never used
[INFO] [stdout]   --> src/lexer/lexer.rs:49:16
[INFO] [stdout]    |
[INFO] [stdout] 29 |     impl Token {
[INFO] [stdout]    |     ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 49 |         pub fn is_head(&self) -> bool {
[INFO] [stdout]    |                ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `ElementNode` is never constructed
[INFO] [stdout]    --> src/lexer/lexer.rs:118:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub enum Content {
[INFO] [stdout]     |              ------- variant in this enum
[INFO] [stdout] 117 |         PlainText { value: String },
[INFO] [stdout] 118 |         ElementNode { value: ElementNode },
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Content` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.80s
[INFO] running `Command { std: "docker" "inspect" "58c816460f001842e10df53242f2db2efdca82ee8b97d5b3746b62a4e679c4a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58c816460f001842e10df53242f2db2efdca82ee8b97d5b3746b62a4e679c4a3", kill_on_drop: false }`
[INFO] [stdout] 58c816460f001842e10df53242f2db2efdca82ee8b97d5b3746b62a4e679c4a3