[INFO] updating cached repository https://github.com/Zhihang-Liu/cardlang
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 66e12728805185101d0c48c200c78aea4d50b8ae
[INFO] testing Zhihang-Liu/cardlang against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FZhihang-Liu%2Fcardlang" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Zhihang-Liu/cardlang on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Zhihang-Liu/cardlang
[INFO] finished tweaking git repo https://github.com/Zhihang-Liu/cardlang
[INFO] tweaked toml for git repo https://github.com/Zhihang-Liu/cardlang written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Zhihang-Liu/cardlang already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] ade21e32c31e28c37574df608f091b07f9bf410688f5d7ca7caf1ada3c7e0464
[INFO] running `"docker" "start" "-a" "ade21e32c31e28c37574df608f091b07f9bf410688f5d7ca7caf1ada3c7e0464"`
[INFO] [stderr]    Compiling ucd-trie v0.1.1
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]    Compiling pest v2.1.1
[INFO] [stderr]    Compiling pest_meta v2.1.1
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling cardlang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: struct is never constructed: `CardParser`
[INFO] [stderr]  --> src/parser.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | struct CardParser;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_card_parser`
[INFO] [stderr]   --> src/parser.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn parse_card_parser(input: &str) -> Result<(), Error<Rule>> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.63s
[INFO] running `"docker" "inspect" "ade21e32c31e28c37574df608f091b07f9bf410688f5d7ca7caf1ada3c7e0464"`
[INFO] running `"docker" "rm" "-f" "ade21e32c31e28c37574df608f091b07f9bf410688f5d7ca7caf1ada3c7e0464"`
[INFO] [stdout] ade21e32c31e28c37574df608f091b07f9bf410688f5d7ca7caf1ada3c7e0464
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 11cc2faa95d8aec373f910a0a2ea128a567a1cd1c78fb49c09ed4f92c8da0401
[INFO] running `"docker" "start" "-a" "11cc2faa95d8aec373f910a0a2ea128a567a1cd1c78fb49c09ed4f92c8da0401"`
[INFO] [stderr]    Compiling cardlang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: struct is never constructed: `CardParser`
[INFO] [stderr]  --> src/parser.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | struct CardParser;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_card_parser`
[INFO] [stderr]   --> src/parser.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn parse_card_parser(input: &str) -> Result<(), Error<Rule>> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "11cc2faa95d8aec373f910a0a2ea128a567a1cd1c78fb49c09ed4f92c8da0401"`
[INFO] running `"docker" "rm" "-f" "11cc2faa95d8aec373f910a0a2ea128a567a1cd1c78fb49c09ed4f92c8da0401"`
[INFO] [stdout] 11cc2faa95d8aec373f910a0a2ea128a567a1cd1c78fb49c09ed4f92c8da0401
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] dce41e687c79de491a2981a753bfe18cb96dfd0a0f2d94c34bf1721e531f979e
[INFO] running `"docker" "start" "-a" "dce41e687c79de491a2981a753bfe18cb96dfd0a0f2d94c34bf1721e531f979e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cardlang-0f1efb7a69e028d3
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "dce41e687c79de491a2981a753bfe18cb96dfd0a0f2d94c34bf1721e531f979e"`
[INFO] running `"docker" "rm" "-f" "dce41e687c79de491a2981a753bfe18cb96dfd0a0f2d94c34bf1721e531f979e"`
[INFO] [stdout] dce41e687c79de491a2981a753bfe18cb96dfd0a0f2d94c34bf1721e531f979e