[INFO] fetching crate rbspy-ruby-structs 0.1.0...
[INFO] checking rbspy-ruby-structs-0.1.0 against master#119d2a1a98fe87d4ae6cabf12134a0ef2fb95851 for pr-75180
[INFO] extracting crate rbspy-ruby-structs 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rbspy-ruby-structs 0.1.0 on toolchain 119d2a1a98fe87d4ae6cabf12134a0ef2fb95851
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rbspy-ruby-structs 0.1.0
[INFO] finished tweaking crates.io crate rbspy-ruby-structs 0.1.0
[INFO] tweaked toml for crates.io crate rbspy-ruby-structs 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "metadata" "--no-deps" "--format-version=1", 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] 18f1a25f534443f6d2db3dc90d31c4f6f8b75ecdc3799c9713d2ea1bceafb5d6
[INFO] running `Command { std: "docker" "start" "-a" "18f1a25f534443f6d2db3dc90d31c4f6f8b75ecdc3799c9713d2ea1bceafb5d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18f1a25f534443f6d2db3dc90d31c4f6f8b75ecdc3799c9713d2ea1bceafb5d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18f1a25f534443f6d2db3dc90d31c4f6f8b75ecdc3799c9713d2ea1bceafb5d6", kill_on_drop: false }`
[INFO] [stdout] 18f1a25f534443f6d2db3dc90d31c4f6f8b75ecdc3799c9713d2ea1bceafb5d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e0d502cb586f7353ee681c4cc63d21d93ec32cd631694471a0f308f4f169e52
[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" "6e0d502cb586f7353ee681c4cc63d21d93ec32cd631694471a0f308f4f169e52", kill_on_drop: false }`
[INFO] [stderr]     Checking rbspy-ruby-structs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `rbspy-ruby-structs`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name rbspy_ruby_structs src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,metadata -Cembed-bitcode=no -C debuginfo=2 --test -C metadata=4371e2e3ff23cc29 -C extra-filename=-4371e2e3ff23cc29 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "6e0d502cb586f7353ee681c4cc63d21d93ec32cd631694471a0f308f4f169e52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e0d502cb586f7353ee681c4cc63d21d93ec32cd631694471a0f308f4f169e52", kill_on_drop: false }`
[INFO] [stdout] 6e0d502cb586f7353ee681c4cc63d21d93ec32cd631694471a0f308f4f169e52