[INFO] fetching crate markdownrs 0.1.1-beta...
[INFO] testing markdownrs-0.1.1-beta against 1.55.0 for beta-1.56-1
[INFO] extracting crate markdownrs 0.1.1-beta into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate markdownrs 0.1.1-beta on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 328f9fd8f5c76d8c456ee9c7e8045507c8b961d25a2ca0b331ab1e769b0f9240
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "328f9fd8f5c76d8c456ee9c7e8045507c8b961d25a2ca0b331ab1e769b0f9240", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "328f9fd8f5c76d8c456ee9c7e8045507c8b961d25a2ca0b331ab1e769b0f9240", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "328f9fd8f5c76d8c456ee9c7e8045507c8b961d25a2ca0b331ab1e769b0f9240", kill_on_drop: false }`
[INFO] [stdout] 328f9fd8f5c76d8c456ee9c7e8045507c8b961d25a2ca0b331ab1e769b0f9240
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7441f1c78bf3ae0aa2d5cd356015141dcca4db6db9a08b753b1845372a265c2c
[INFO] running `Command { std: "docker" "start" "-a" "7441f1c78bf3ae0aa2d5cd356015141dcca4db6db9a08b753b1845372a265c2c", kill_on_drop: false }`
[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 0.43s
[INFO] running `Command { std: "docker" "inspect" "7441f1c78bf3ae0aa2d5cd356015141dcca4db6db9a08b753b1845372a265c2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7441f1c78bf3ae0aa2d5cd356015141dcca4db6db9a08b753b1845372a265c2c", kill_on_drop: false }`
[INFO] [stdout] 7441f1c78bf3ae0aa2d5cd356015141dcca4db6db9a08b753b1845372a265c2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e41e13296d1f8fff0adeaed9a0da980e846a2b16705a12fa68502cb66a063bdd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e41e13296d1f8fff0adeaed9a0da980e846a2b16705a12fa68502cb66a063bdd", kill_on_drop: false }`
[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 1.79s
[INFO] running `Command { std: "docker" "inspect" "e41e13296d1f8fff0adeaed9a0da980e846a2b16705a12fa68502cb66a063bdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e41e13296d1f8fff0adeaed9a0da980e846a2b16705a12fa68502cb66a063bdd", kill_on_drop: false }`
[INFO] [stdout] e41e13296d1f8fff0adeaed9a0da980e846a2b16705a12fa68502cb66a063bdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f14a968a8e8a5a4993b7a823e249e7d91839f896f639efc43fea7e2337f71ac7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f14a968a8e8a5a4993b7a823e249e7d91839f896f639efc43fea7e2337f71ac7", kill_on_drop: false }`
[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 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/markdownrs-0007afab67938ed7)
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/tests_lib.rs (/opt/rustwide/target/debug/deps/tests_lib-6538152f4a53011e)
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests markdownrs
[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] [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" "f14a968a8e8a5a4993b7a823e249e7d91839f896f639efc43fea7e2337f71ac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f14a968a8e8a5a4993b7a823e249e7d91839f896f639efc43fea7e2337f71ac7", kill_on_drop: false }`
[INFO] [stdout] f14a968a8e8a5a4993b7a823e249e7d91839f896f639efc43fea7e2337f71ac7