[INFO] fetching crate marktwin 0.4.2...
[INFO] testing marktwin-0.4.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate marktwin 0.4.2 into /workspace/builds/worker-65/source
[INFO] validating manifest of crates.io crate marktwin 0.4.2 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 marktwin 0.4.2
[INFO] finished tweaking crates.io crate marktwin 0.4.2
[INFO] tweaked toml for crates.io crate marktwin 0.4.2 written to /workspace/builds/worker-65/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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] e556863eb3734b2338d4146eddb45827a361e4357713424ca2122eeb6edd7a11
[INFO] running `Command { std: "docker" "start" "-a" "e556863eb3734b2338d4146eddb45827a361e4357713424ca2122eeb6edd7a11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e556863eb3734b2338d4146eddb45827a361e4357713424ca2122eeb6edd7a11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e556863eb3734b2338d4146eddb45827a361e4357713424ca2122eeb6edd7a11", kill_on_drop: false }`
[INFO] [stdout] e556863eb3734b2338d4146eddb45827a361e4357713424ca2122eeb6edd7a11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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] 03389785fc7a4ad323db153eef041fe935679fb94299a23641487de569f3f096
[INFO] running `Command { std: "docker" "start" "-a" "03389785fc7a4ad323db153eef041fe935679fb94299a23641487de569f3f096", kill_on_drop: false }`
[INFO] [stderr]    Compiling text-size v1.1.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling countme v2.0.4
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling utf8-width v0.1.6
[INFO] [stderr]    Compiling smol_str v0.1.22
[INFO] [stderr]    Compiling drop_bomb v0.1.5
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling variant_count v1.1.0
[INFO] [stderr]    Compiling html-escape v0.2.11
[INFO] [stderr]    Compiling rowan v0.14.1
[INFO] [stderr]    Compiling marktwin v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.74s
[INFO] running `Command { std: "docker" "inspect" "03389785fc7a4ad323db153eef041fe935679fb94299a23641487de569f3f096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03389785fc7a4ad323db153eef041fe935679fb94299a23641487de569f3f096", kill_on_drop: false }`
[INFO] [stdout] 03389785fc7a4ad323db153eef041fe935679fb94299a23641487de569f3f096
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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] e17c9d6c8376fd6e0afc3656588d897e29e3eb255769c2a8fb095f98fb2c6e5a
[INFO] running `Command { std: "docker" "start" "-a" "e17c9d6c8376fd6e0afc3656588d897e29e3eb255769c2a8fb095f98fb2c6e5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling test-generator v0.3.0
[INFO] [stderr]    Compiling marktwin v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: custom attribute panicked
[INFO] [stdout]    --> src/emitter.rs:130:3
[INFO] [stdout]     |
[INFO] [stdout] 130 |   #[test_resources("./test-resources/[!.]*/")]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: message: no resource matching the pattern ./test-resources/[!.]*/
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: custom attribute panicked
[INFO] [stdout]    --> src/lexer.rs:116:3
[INFO] [stdout]     |
[INFO] [stdout] 116 |   #[test_resources("./test-resources/[!.]*/")]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: message: no resource matching the pattern ./test-resources/[!.]*/
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: custom attribute panicked
[INFO] [stdout]    --> src/parser.rs:868:3
[INFO] [stdout]     |
[INFO] [stdout] 868 |   #[test_resources("./test-resources/[!.]*/")]
[INFO] [stdout]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: message: no resource matching the pattern ./test-resources/[!.]*/
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]    --> src/emitter.rs:124:7
[INFO] [stdout]     |
[INFO] [stdout] 124 |   use std::fs;
[INFO] [stdout]     |       ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]    --> src/emitter.rs:123:1
[INFO] [stdout]     |
[INFO] [stdout] 123 | mod parser_tests {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PathBuf`, `Path`
[INFO] [stdout]    --> src/emitter.rs:125:19
[INFO] [stdout]     |
[INFO] [stdout] 125 |   use std::path::{Path, PathBuf};
[INFO] [stdout]     |                   ^^^^  ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]    --> src/emitter.rs:123:1
[INFO] [stdout]     |
[INFO] [stdout] 123 | mod parser_tests {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::emitter::emit_html`
[INFO] [stdout]    --> src/emitter.rs:127:7
[INFO] [stdout]     |
[INFO] [stdout] 127 |   use crate::emitter::emit_html;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]    --> src/emitter.rs:123:1
[INFO] [stdout]     |
[INFO] [stdout] 123 | mod parser_tests {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `lex`
[INFO] [stdout]    --> src/lexer.rs:111:22
[INFO] [stdout]     |
[INFO] [stdout] 111 |   use crate::lexer::{lex, LexerToken};
[INFO] [stdout]     |                      ^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]    --> src/lexer.rs:110:1
[INFO] [stdout]     |
[INFO] [stdout] 110 | mod lexer_tests {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PathBuf`, `Path`
[INFO] [stdout]    --> src/lexer.rs:113:19
[INFO] [stdout]     |
[INFO] [stdout] 113 |   use std::path::{Path, PathBuf};
[INFO] [stdout]     |                   ^^^^  ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]    --> src/lexer.rs:110:1
[INFO] [stdout]     |
[INFO] [stdout] 110 | mod lexer_tests {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fs`
[INFO] [stdout]    --> src/lexer.rs:114:13
[INFO] [stdout]     |
[INFO] [stdout] 114 |   use std::{fs, io};
[INFO] [stdout]     |             ^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]    --> src/lexer.rs:110:1
[INFO] [stdout]     |
[INFO] [stdout] 110 | mod lexer_tests {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryFrom`
[INFO] [stdout]    --> src/parser.rs:856:7
[INFO] [stdout]     |
[INFO] [stdout] 856 |   use std::convert::TryFrom;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]    --> src/parser.rs:855:1
[INFO] [stdout]     |
[INFO] [stdout] 855 | mod parser_tests {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]    --> src/parser.rs:857:7
[INFO] [stdout]     |
[INFO] [stdout] 857 |   use std::fs;
[INFO] [stdout]     |       ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]    --> src/parser.rs:855:1
[INFO] [stdout]     |
[INFO] [stdout] 855 | mod parser_tests {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `PathBuf`, `Path`
[INFO] [stdout]    --> src/parser.rs:859:19
[INFO] [stdout]     |
[INFO] [stdout] 859 |   use std::path::{Path, PathBuf};
[INFO] [stdout]     |                   ^^^^  ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]    --> src/parser.rs:855:1
[INFO] [stdout]     |
[INFO] [stdout] 855 | mod parser_tests {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::grammar::Grammar`
[INFO] [stdout]    --> src/parser.rs:864:7
[INFO] [stdout]     |
[INFO] [stdout] 864 |   use crate::grammar::Grammar;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]    --> src/parser.rs:855:1
[INFO] [stdout]     |
[INFO] [stdout] 855 | mod parser_tests {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::parse`
[INFO] [stdout]    --> src/parser.rs:865:7
[INFO] [stdout]     |
[INFO] [stdout] 865 |   use crate::parser::parse;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]    --> src/parser.rs:855:1
[INFO] [stdout]     |
[INFO] [stdout] 855 | mod parser_tests {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `marktwin` due to 4 previous errors; 11 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "e17c9d6c8376fd6e0afc3656588d897e29e3eb255769c2a8fb095f98fb2c6e5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e17c9d6c8376fd6e0afc3656588d897e29e3eb255769c2a8fb095f98fb2c6e5a", kill_on_drop: false }`
[INFO] [stdout] e17c9d6c8376fd6e0afc3656588d897e29e3eb255769c2a8fb095f98fb2c6e5a