[INFO] fetching crate leetcode_test 0.1.1...
[INFO] testing leetcode_test-0.1.1 against 1.44.0 for beta-1.45-1
[INFO] extracting crate leetcode_test 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate leetcode_test 0.1.1 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate leetcode_test 0.1.1
[INFO] finished tweaking crates.io crate leetcode_test 0.1.1
[INFO] tweaked toml for crates.io crate leetcode_test 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.44.0" "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] 55639c4d6feb630da5a54bb7ad5ce865896b5132c6dffa033c46217472512f16
[INFO] running `"docker" "start" "-a" "55639c4d6feb630da5a54bb7ad5ce865896b5132c6dffa033c46217472512f16"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling leetcode_test v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.70s
[INFO] running `"docker" "inspect" "55639c4d6feb630da5a54bb7ad5ce865896b5132c6dffa033c46217472512f16"`
[INFO] running `"docker" "rm" "-f" "55639c4d6feb630da5a54bb7ad5ce865896b5132c6dffa033c46217472512f16"`
[INFO] [stdout] 55639c4d6feb630da5a54bb7ad5ce865896b5132c6dffa033c46217472512f16
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.44.0" "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] 6eab51892c30fa78951e53845390a231814adb308f8d5dbadae0d760ae025124
[INFO] running `"docker" "start" "-a" "6eab51892c30fa78951e53845390a231814adb308f8d5dbadae0d760ae025124"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling leetcode_test v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: unexpected closing delimiter: `)`
[INFO] [stderr]   --> tests/test.rs:7:20
[INFO] [stderr]    |
[INFO] [stderr] 7  |       println!("{}", leetcode_test_debug!(
[INFO] [stderr]    |  ____________________^
[INFO] [stderr] 8  | |         ["Trie","insert","search","search"]
[INFO] [stderr] 9  | |         [[],[1, "apple"],["apple"],["app"]]
[INFO] [stderr] 10 | |         [null,null,true,false]
[INFO] [stderr] 11 | |     ));
[INFO] [stderr]    | |_____^ unexpected closing delimiter
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: proc macro panicked
[INFO] [stderr]   --> tests/test.rs:7:20
[INFO] [stderr]    |
[INFO] [stderr] 7  |       println!("{}", leetcode_test_debug!(
[INFO] [stderr]    |  ____________________^
[INFO] [stderr] 8  | |         ["Trie","insert","search","search"]
[INFO] [stderr] 9  | |         [[],[1, "apple"],["apple"],["app"]]
[INFO] [stderr] 10 | |         [null,null,true,false]
[INFO] [stderr] 11 | |     ));
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]  --> tests/test.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(proc_macro_hygiene)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: could not compile `leetcode_test`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "6eab51892c30fa78951e53845390a231814adb308f8d5dbadae0d760ae025124"`
[INFO] running `"docker" "rm" "-f" "6eab51892c30fa78951e53845390a231814adb308f8d5dbadae0d760ae025124"`
[INFO] [stdout] 6eab51892c30fa78951e53845390a231814adb308f8d5dbadae0d760ae025124