[INFO] updating cached repository https://github.com/Zhihang-Liu/cardlang
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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 beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZhihang-Liu%2Fcardlang" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Zhihang-Liu/cardlang on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "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 /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Zhihang-Liu/cardlang already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e7c5e3791bd54252aa26969cdbdeae09713ead83514fd4a3148f5b1772ce985a
[INFO] running `"docker" "start" "-a" "e7c5e3791bd54252aa26969cdbdeae09713ead83514fd4a3148f5b1772ce985a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[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:6:8
[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:11:4
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn parse_card_parser(input: &str) -> Result<(), Error<Rule>> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.83s
[INFO] running `"docker" "inspect" "e7c5e3791bd54252aa26969cdbdeae09713ead83514fd4a3148f5b1772ce985a"`
[INFO] running `"docker" "rm" "-f" "e7c5e3791bd54252aa26969cdbdeae09713ead83514fd4a3148f5b1772ce985a"`
[INFO] [stdout] e7c5e3791bd54252aa26969cdbdeae09713ead83514fd4a3148f5b1772ce985a
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9758e0e1a0d7bebd9ac6870bf718146ecf792cfa06575e200e61993f97ed33ae
[INFO] running `"docker" "start" "-a" "9758e0e1a0d7bebd9ac6870bf718146ecf792cfa06575e200e61993f97ed33ae"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling cardlang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: struct is never constructed: `CardParser`
[INFO] [stderr]  --> src/parser.rs:6:8
[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:11:4
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn parse_card_parser(input: &str) -> Result<(), Error<Rule>> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `"docker" "inspect" "9758e0e1a0d7bebd9ac6870bf718146ecf792cfa06575e200e61993f97ed33ae"`
[INFO] running `"docker" "rm" "-f" "9758e0e1a0d7bebd9ac6870bf718146ecf792cfa06575e200e61993f97ed33ae"`
[INFO] [stdout] 9758e0e1a0d7bebd9ac6870bf718146ecf792cfa06575e200e61993f97ed33ae
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 94e2e3c1a0e310f30a67b8cf1f76ebe2486743f3a5b542b7884da7d6d0a37aca
[INFO] running `"docker" "start" "-a" "94e2e3c1a0e310f30a67b8cf1f76ebe2486743f3a5b542b7884da7d6d0a37aca"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: struct is never constructed: `CardParser`
[INFO] [stderr]  --> src/parser.rs:6:8
[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:11:4
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn parse_card_parser(input: &str) -> Result<(), Error<Rule>> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cardlang-f98708edee11c9bd
[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" "94e2e3c1a0e310f30a67b8cf1f76ebe2486743f3a5b542b7884da7d6d0a37aca"`
[INFO] running `"docker" "rm" "-f" "94e2e3c1a0e310f30a67b8cf1f76ebe2486743f3a5b542b7884da7d6d0a37aca"`
[INFO] [stdout] 94e2e3c1a0e310f30a67b8cf1f76ebe2486743f3a5b542b7884da7d6d0a37aca