[INFO] cloning repository https://github.com/DuncanSparks/Return-From-Rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DuncanSparks/Return-From-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDuncanSparks%2FReturn-From-Rust"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDuncanSparks%2FReturn-From-Rust'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 856a28caca4d482db39fca3703c63b2bc137a535
[INFO] testing DuncanSparks/Return-From-Rust against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDuncanSparks%2FReturn-From-Rust" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DuncanSparks/Return-From-Rust 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/DuncanSparks/Return-From-Rust
[INFO] finished tweaking git repo https://github.com/DuncanSparks/Return-From-Rust
[INFO] tweaked toml for git repo https://github.com/DuncanSparks/Return-From-Rust written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/DuncanSparks/Return-From-Rust 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] ecae122373ae0e132a32d9cfee81392cda7a05d36ddfa02fe15dca274bc443fe
[INFO] running `"docker" "start" "-a" "ecae122373ae0e132a32d9cfee81392cda7a05d36ddfa02fe15dca274bc443fe"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling bindgen v0.51.1
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling rustc-hash v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.8
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling euclid v0.20.7
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling gdnative-derive v0.7.0 (https://github.com/GodotNativeTools/godot-rust.git#be712300)
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling serde_json v1.0.47
[INFO] [stderr]    Compiling gdnative_bindings_generator v0.7.0 (https://github.com/GodotNativeTools/godot-rust.git#be712300)
[INFO] [stderr]    Compiling gdnative-sys v0.7.0 (https://github.com/GodotNativeTools/godot-rust.git#be712300)
[INFO] [stderr]    Compiling gdnative-core v0.7.0 (https://github.com/GodotNativeTools/godot-rust.git#be712300)
[INFO] [stderr]    Compiling gdnative-bindings v0.7.0 (https://github.com/GodotNativeTools/godot-rust.git#be712300)
[INFO] [stderr]    Compiling gdnative v0.7.0 (https://github.com/GodotNativeTools/godot-rust.git#be712300)
[INFO] [stderr] error: could not compile `gdnative-bindings`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name gdnative_bindings --edition=2018 /opt/rustwide/cargo-home/git/checkouts/godot-rust-6b1e607c51143c56/be71230/gdnative-bindings/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -Cembed-bitcode=no -C debuginfo=2 -C metadata=9fa4423c1fc3394d -C extra-filename=-9fa4423c1fc3394d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-a637fa8d282392d5.rmeta --extern gdnative_core=/opt/rustwide/target/debug/deps/libgdnative_core-4cea77afd4e7820b.rmeta --extern gdnative_sys=/opt/rustwide/target/debug/deps/libgdnative_sys-f0ba8c21f37c8260.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-11af900c68db2eab.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "ecae122373ae0e132a32d9cfee81392cda7a05d36ddfa02fe15dca274bc443fe"`
[INFO] running `"docker" "rm" "-f" "ecae122373ae0e132a32d9cfee81392cda7a05d36ddfa02fe15dca274bc443fe"`
[INFO] [stdout] ecae122373ae0e132a32d9cfee81392cda7a05d36ddfa02fe15dca274bc443fe