[INFO] fetching crate markdownrs 0.1.1-beta...
[INFO] testing markdownrs-0.1.1-beta against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate markdownrs 0.1.1-beta into /workspace/builds/worker-95/source
[INFO] validating manifest of crates.io crate markdownrs 0.1.1-beta on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate markdownrs 0.1.1-beta
[INFO] finished tweaking crates.io crate markdownrs 0.1.1-beta
[INFO] tweaked toml for crates.io crate markdownrs 0.1.1-beta written to /workspace/builds/worker-95/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e43e007132146de414d76349f43df8c1a659074e29366a4a8c6bcf3ebdb9558
[INFO] running `Command { std: "docker" "start" "-a" "6e43e007132146de414d76349f43df8c1a659074e29366a4a8c6bcf3ebdb9558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e43e007132146de414d76349f43df8c1a659074e29366a4a8c6bcf3ebdb9558", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e43e007132146de414d76349f43df8c1a659074e29366a4a8c6bcf3ebdb9558", kill_on_drop: false }`
[INFO] [stdout] 6e43e007132146de414d76349f43df8c1a659074e29366a4a8c6bcf3ebdb9558
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cac40798a1afe93fe3fff30c52366a9e24ba719a0c6db0db9b7543fb06924be
[INFO] running `Command { std: "docker" "start" "-a" "7cac40798a1afe93fe3fff30c52366a9e24ba719a0c6db0db9b7543fb06924be", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling markdownrs v0.1.1-beta (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `STX`
[INFO] [stdout]  --> src/util.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | const STX:char = '\u{0002}';  // Use STX ("Start of text") for start-of-placeholder
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `ETX`
[INFO] [stdout]  --> src/util.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | const ETX:char = '\u{0003}'; // Use ETX ("End of text") for end-of-placeholder
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INLINE_PLACEHOLDER_PREFIX`
[INFO] [stdout]  --> src/util.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | const INLINE_PLACEHOLDER_PREFIX: &str = "\u{0002}klzzwxh:";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INLINE_PLACEHOLDER_RE`
[INFO] [stdout]  --> src/util.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | const INLINE_PLACEHOLDER_RE: &str = "\u{0002}klzzwxh:([0-9]+)\u{0003}";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `AMP_SUBSTITUTE`
[INFO] [stdout]   --> src/util.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | const AMP_SUBSTITUTE: &str = "\u{0002}amp\u{0003}";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HTML_PLACEHOLDER_START`
[INFO] [stdout]   --> src/util.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | const HTML_PLACEHOLDER_START: &str = "\u{0002}wzxhzdk:";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HTML_PLACEHOLDER_END`
[INFO] [stdout]   --> src/util.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | const HTML_PLACEHOLDER_END: &str = "\u{0003}";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HTML_PLACEHOLDER_RE`
[INFO] [stdout]   --> src/util.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | const HTML_PLACEHOLDER_RE: &str = "\u{0003}wzxhzdk:([0-9]+)\u{0003}";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `TAG_PLACEHOLDER_START`
[INFO] [stdout]   --> src/util.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | const TAG_PLACEHOLDER_START: &str = "\u{0002}hzzhzkh:";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `TAG_PLACEHOLDER_END`
[INFO] [stdout]   --> src/util.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | const TAG_PLACEHOLDER_END: &str = "\u{0003}";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Tag`
[INFO] [stdout]   --> src/util.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Tag {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `HtmlStash`
[INFO] [stdout]   --> src/util.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct HtmlStash {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/util.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn new() -> HtmlStash{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `store`
[INFO] [stdout]   --> src/util.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn store(&mut self, html:String) -> String {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reset`
[INFO] [stdout]   --> src/util.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn reset(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_placeholder`
[INFO] [stdout]   --> src/util.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn get_placeholder(&self, key:&str) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `store_tag`
[INFO] [stdout]   --> src/util.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn store_tag(&mut self, tag:String, attrs:Vec<String>, left_index:u32, right_index:u32) -> String {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.55s
[INFO] running `Command { std: "docker" "inspect" "7cac40798a1afe93fe3fff30c52366a9e24ba719a0c6db0db9b7543fb06924be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cac40798a1afe93fe3fff30c52366a9e24ba719a0c6db0db9b7543fb06924be", kill_on_drop: false }`
[INFO] [stdout] 7cac40798a1afe93fe3fff30c52366a9e24ba719a0c6db0db9b7543fb06924be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 071008be5f182d0efd1c3d1ca3ad44f47fcc66e05a39a17a847ebc83aef13ba5
[INFO] running `Command { std: "docker" "start" "-a" "071008be5f182d0efd1c3d1ca3ad44f47fcc66e05a39a17a847ebc83aef13ba5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling markdownrs v0.1.1-beta (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `STX`
[INFO] [stdout]  --> src/util.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | const STX:char = '\u{0002}';  // Use STX ("Start of text") for start-of-placeholder
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `ETX`
[INFO] [stdout]  --> src/util.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | const ETX:char = '\u{0003}'; // Use ETX ("End of text") for end-of-placeholder
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INLINE_PLACEHOLDER_PREFIX`
[INFO] [stdout]  --> src/util.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | const INLINE_PLACEHOLDER_PREFIX: &str = "\u{0002}klzzwxh:";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INLINE_PLACEHOLDER_RE`
[INFO] [stdout]  --> src/util.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | const INLINE_PLACEHOLDER_RE: &str = "\u{0002}klzzwxh:([0-9]+)\u{0003}";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `AMP_SUBSTITUTE`
[INFO] [stdout]   --> src/util.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | const AMP_SUBSTITUTE: &str = "\u{0002}amp\u{0003}";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HTML_PLACEHOLDER_START`
[INFO] [stdout]   --> src/util.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | const HTML_PLACEHOLDER_START: &str = "\u{0002}wzxhzdk:";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HTML_PLACEHOLDER_END`
[INFO] [stdout]   --> src/util.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | const HTML_PLACEHOLDER_END: &str = "\u{0003}";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HTML_PLACEHOLDER_RE`
[INFO] [stdout]   --> src/util.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | const HTML_PLACEHOLDER_RE: &str = "\u{0003}wzxhzdk:([0-9]+)\u{0003}";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `TAG_PLACEHOLDER_START`
[INFO] [stdout]   --> src/util.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | const TAG_PLACEHOLDER_START: &str = "\u{0002}hzzhzkh:";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `TAG_PLACEHOLDER_END`
[INFO] [stdout]   --> src/util.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | const TAG_PLACEHOLDER_END: &str = "\u{0003}";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Tag`
[INFO] [stdout]   --> src/util.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Tag {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `HtmlStash`
[INFO] [stdout]   --> src/util.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct HtmlStash {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/util.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn new() -> HtmlStash{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `store`
[INFO] [stdout]   --> src/util.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn store(&mut self, html:String) -> String {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reset`
[INFO] [stdout]   --> src/util.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn reset(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_placeholder`
[INFO] [stdout]   --> src/util.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn get_placeholder(&self, key:&str) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `store_tag`
[INFO] [stdout]   --> src/util.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn store_tag(&mut self, tag:String, attrs:Vec<String>, left_index:u32, right_index:u32) -> String {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `STX`
[INFO] [stdout]  --> src/util.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | const STX:char = '\u{0002}';  // Use STX ("Start of text") for start-of-placeholder
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `ETX`
[INFO] [stdout]  --> src/util.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | const ETX:char = '\u{0003}'; // Use ETX ("End of text") for end-of-placeholder
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INLINE_PLACEHOLDER_PREFIX`
[INFO] [stdout]  --> src/util.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | const INLINE_PLACEHOLDER_PREFIX: &str = "\u{0002}klzzwxh:";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INLINE_PLACEHOLDER_RE`
[INFO] [stdout]  --> src/util.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | const INLINE_PLACEHOLDER_RE: &str = "\u{0002}klzzwxh:([0-9]+)\u{0003}";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `AMP_SUBSTITUTE`
[INFO] [stdout]   --> src/util.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | const AMP_SUBSTITUTE: &str = "\u{0002}amp\u{0003}";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HTML_PLACEHOLDER_START`
[INFO] [stdout]   --> src/util.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | const HTML_PLACEHOLDER_START: &str = "\u{0002}wzxhzdk:";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HTML_PLACEHOLDER_END`
[INFO] [stdout]   --> src/util.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | const HTML_PLACEHOLDER_END: &str = "\u{0003}";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HTML_PLACEHOLDER_RE`
[INFO] [stdout]   --> src/util.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | const HTML_PLACEHOLDER_RE: &str = "\u{0003}wzxhzdk:([0-9]+)\u{0003}";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `TAG_PLACEHOLDER_START`
[INFO] [stdout]   --> src/util.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | const TAG_PLACEHOLDER_START: &str = "\u{0002}hzzhzkh:";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `TAG_PLACEHOLDER_END`
[INFO] [stdout]   --> src/util.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | const TAG_PLACEHOLDER_END: &str = "\u{0003}";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Tag`
[INFO] [stdout]   --> src/util.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Tag {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `HtmlStash`
[INFO] [stdout]   --> src/util.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct HtmlStash {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/util.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn new() -> HtmlStash{
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `store`
[INFO] [stdout]   --> src/util.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn store(&mut self, html:String) -> String {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reset`
[INFO] [stdout]   --> src/util.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn reset(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_placeholder`
[INFO] [stdout]   --> src/util.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn get_placeholder(&self, key:&str) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `store_tag`
[INFO] [stdout]   --> src/util.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |     pub fn store_tag(&mut self, tag:String, attrs:Vec<String>, left_index:u32, right_index:u32) -> String {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/markdownrs-ee951b0964972651)
[INFO] [stderr]   Executable tests/tests_lib.rs (/opt/rustwide/target/debug/deps/tests_lib-296eded0191c4c29)
[INFO] running `Command { std: "docker" "inspect" "071008be5f182d0efd1c3d1ca3ad44f47fcc66e05a39a17a847ebc83aef13ba5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "071008be5f182d0efd1c3d1ca3ad44f47fcc66e05a39a17a847ebc83aef13ba5", kill_on_drop: false }`
[INFO] [stdout] 071008be5f182d0efd1c3d1ca3ad44f47fcc66e05a39a17a847ebc83aef13ba5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1450bf8b7214bd11ca50ca76c7f00d2da8daadbb7ed6de03f59aa830fd8f5222
[INFO] running `Command { std: "docker" "start" "-a" "1450bf8b7214bd11ca50ca76c7f00d2da8daadbb7ed6de03f59aa830fd8f5222", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: constant is never used: `STX`
[INFO] [stderr]  --> src/util.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | const STX:char = '\u{0002}';  // Use STX ("Start of text") for start-of-placeholder
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `ETX`
[INFO] [stderr]  --> src/util.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | const ETX:char = '\u{0003}'; // Use ETX ("End of text") for end-of-placeholder
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `INLINE_PLACEHOLDER_PREFIX`
[INFO] [stderr]  --> src/util.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | const INLINE_PLACEHOLDER_PREFIX: &str = "\u{0002}klzzwxh:";
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `INLINE_PLACEHOLDER_RE`
[INFO] [stderr]  --> src/util.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | const INLINE_PLACEHOLDER_RE: &str = "\u{0002}klzzwxh:([0-9]+)\u{0003}";
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `AMP_SUBSTITUTE`
[INFO] [stderr]   --> src/util.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | const AMP_SUBSTITUTE: &str = "\u{0002}amp\u{0003}";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `HTML_PLACEHOLDER_START`
[INFO] [stderr]   --> src/util.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | const HTML_PLACEHOLDER_START: &str = "\u{0002}wzxhzdk:";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `HTML_PLACEHOLDER_END`
[INFO] [stderr]   --> src/util.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | const HTML_PLACEHOLDER_END: &str = "\u{0003}";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `HTML_PLACEHOLDER_RE`
[INFO] [stderr]   --> src/util.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | const HTML_PLACEHOLDER_RE: &str = "\u{0003}wzxhzdk:([0-9]+)\u{0003}";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `TAG_PLACEHOLDER_START`
[INFO] [stderr]   --> src/util.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | const TAG_PLACEHOLDER_START: &str = "\u{0002}hzzhzkh:";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `TAG_PLACEHOLDER_END`
[INFO] [stderr]   --> src/util.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | const TAG_PLACEHOLDER_END: &str = "\u{0003}";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Tag`
[INFO] [stderr]   --> src/util.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub struct Tag {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `HtmlStash`
[INFO] [stderr]   --> src/util.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub struct HtmlStash {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/util.rs:35:12
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn new() -> HtmlStash{
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `store`
[INFO] [stderr]   --> src/util.rs:51:12
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub fn store(&mut self, html:String) -> String {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `reset`
[INFO] [stderr]   --> src/util.rs:58:12
[INFO] [stderr]    |
[INFO] [stderr] 58 |     pub fn reset(&mut self) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_placeholder`
[INFO] [stderr]   --> src/util.rs:62:12
[INFO] [stderr]    |
[INFO] [stderr] 62 |     pub fn get_placeholder(&self, key:&str) -> String {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `store_tag`
[INFO] [stderr]   --> src/util.rs:67:12
[INFO] [stderr]    |
[INFO] [stderr] 67 |     pub fn store_tag(&mut self, tag:String, attrs:Vec<String>, left_index:u32, right_index:u32) -> String {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `markdownrs` (lib) generated 17 warnings
[INFO] [stderr] warning: `markdownrs` (lib test) generated 17 warnings (17 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/markdownrs-ee951b0964972651)
[INFO] [stderr]      Running tests/tests_lib.rs (/opt/rustwide/target/debug/deps/tests_lib-296eded0191c4c29)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests markdownrs
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1450bf8b7214bd11ca50ca76c7f00d2da8daadbb7ed6de03f59aa830fd8f5222", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1450bf8b7214bd11ca50ca76c7f00d2da8daadbb7ed6de03f59aa830fd8f5222", kill_on_drop: false }`
[INFO] [stdout] 1450bf8b7214bd11ca50ca76c7f00d2da8daadbb7ed6de03f59aa830fd8f5222