[INFO] fetching crate swc_ecma_parser 0.42.0...
[INFO] checking swc_ecma_parser-0.42.0 against beta for pr-78714
[INFO] extracting crate swc_ecma_parser 0.42.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate swc_ecma_parser 0.42.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate swc_ecma_parser 0.42.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate swc_ecma_parser 0.42.0
[INFO] tweaked toml for crates.io crate swc_ecma_parser 0.42.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate swc_ecma_parser 0.42.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a92624076d3fcbaba8259172025cd8644621e096cb5ebc5d7d2bb7f9515dc63
[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" "2a92624076d3fcbaba8259172025cd8644621e096cb5ebc5d7d2bb7f9515dc63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a92624076d3fcbaba8259172025cd8644621e096cb5ebc5d7d2bb7f9515dc63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a92624076d3fcbaba8259172025cd8644621e096cb5ebc5d7d2bb7f9515dc63", kill_on_drop: false }`
[INFO] [stdout] 2a92624076d3fcbaba8259172025cd8644621e096cb5ebc5d7d2bb7f9515dc63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8c9128eb97766c0f3fe1c310ea137e55e8c244c9bc298679b81cd2e121a52363
[INFO] running `Command { std: "docker" "start" "-a" "8c9128eb97766c0f3fe1c310ea137e55e8c244c9bc298679b81cd2e121a52363", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling pmutil v0.5.3
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling aho-corasick v0.7.14
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking string_cache v0.8.0
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling swc_macros_common v0.3.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling from_variant v0.1.2
[INFO] [stderr]    Compiling string_enum v0.3.0
[INFO] [stderr]    Compiling enum_kind v0.2.0
[INFO] [stderr]    Compiling swc_ecma_parser_macros v0.4.1
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling regex v1.4.1
[INFO] [stderr]    Compiling swc_atoms v0.2.5
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling ast_node v0.7.0
[INFO] [stderr]    Compiling swc_visit_macros v0.2.1
[INFO] [stderr]    Compiling is-macro v0.1.8
[INFO] [stderr]     Checking swc_visit v0.2.2
[INFO] [stderr]     Checking swc_common v0.10.4
[INFO] [stderr]     Checking swc_ecma_ast v0.34.0
[INFO] [stderr]     Checking testing v0.10.1
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/testing-0.10.1/src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `testing`
[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" "8c9128eb97766c0f3fe1c310ea137e55e8c244c9bc298679b81cd2e121a52363", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c9128eb97766c0f3fe1c310ea137e55e8c244c9bc298679b81cd2e121a52363", kill_on_drop: false }`
[INFO] [stdout] 8c9128eb97766c0f3fe1c310ea137e55e8c244c9bc298679b81cd2e121a52363