[INFO] crate leetcode_test 0.1.1 is already in cache
[INFO] testing leetcode_test-0.1.1 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate leetcode_test 0.1.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate leetcode_test 0.1.1 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5931a730fd760d2f4dd795dbc06d29478a4093208389de605409e7c08eae4972
[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" "5931a730fd760d2f4dd795dbc06d29478a4093208389de605409e7c08eae4972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5931a730fd760d2f4dd795dbc06d29478a4093208389de605409e7c08eae4972", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5931a730fd760d2f4dd795dbc06d29478a4093208389de605409e7c08eae4972", kill_on_drop: false }`
[INFO] [stdout] 5931a730fd760d2f4dd795dbc06d29478a4093208389de605409e7c08eae4972
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 673292e79a8aa7ede75ca3377378e18ee0bc7f6f2030723876cf4225f5d4929a
[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" "673292e79a8aa7ede75ca3377378e18ee0bc7f6f2030723876cf4225f5d4929a", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling leetcode_test v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.28s
[INFO] running `Command { std: "docker" "inspect" "673292e79a8aa7ede75ca3377378e18ee0bc7f6f2030723876cf4225f5d4929a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "673292e79a8aa7ede75ca3377378e18ee0bc7f6f2030723876cf4225f5d4929a", kill_on_drop: false }`
[INFO] [stdout] 673292e79a8aa7ede75ca3377378e18ee0bc7f6f2030723876cf4225f5d4929a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9665bec73391682e5ea4088aed60e4b55f914e4a0a20de745cecfa04fc23f494
[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" "9665bec73391682e5ea4088aed60e4b55f914e4a0a20de745cecfa04fc23f494", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling leetcode_test v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: unexpected closing delimiter: `)`
[INFO] [stdout]   --> tests/test.rs:7:20
[INFO] [stdout]    |
[INFO] [stdout] 7  |       println!("{}", leetcode_test_debug!(
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 8  | |         ["Trie","insert","search","search"]
[INFO] [stdout] 9  | |         [[],[1, "apple"],["apple"],["app"]]
[INFO] [stdout] 10 | |         [null,null,true,false]
[INFO] [stdout] 11 | |     ));
[INFO] [stdout]    | |_____^ unexpected closing delimiter
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: proc macro panicked
[INFO] [stdout]   --> tests/test.rs:7:20
[INFO] [stdout]    |
[INFO] [stdout] 7  |       println!("{}", leetcode_test_debug!(
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 8  | |         ["Trie","insert","search","search"]
[INFO] [stdout] 9  | |         [[],[1, "apple"],["apple"],["app"]]
[INFO] [stdout] 10 | |         [null,null,true,false]
[INFO] [stdout] 11 | |     ));
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> tests/test.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(proc_macro_hygiene)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[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 `Command { std: "docker" "inspect" "9665bec73391682e5ea4088aed60e4b55f914e4a0a20de745cecfa04fc23f494", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9665bec73391682e5ea4088aed60e4b55f914e4a0a20de745cecfa04fc23f494", kill_on_drop: false }`
[INFO] [stdout] 9665bec73391682e5ea4088aed60e4b55f914e4a0a20de745cecfa04fc23f494