[INFO] fetching crate rbx_binary 0.5.0...
[INFO] checking rbx_binary-0.5.0 against beta for pr-78714
[INFO] extracting crate rbx_binary 0.5.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate rbx_binary 0.5.0 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 rbx_binary 0.5.0
[INFO] finished tweaking crates.io crate rbx_binary 0.5.0
[INFO] tweaked toml for crates.io crate rbx_binary 0.5.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "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] 0b4071fffc811e6efdf1c18e2afaa93005cc0b28acbe7604dbb2942d7f28e5e4
[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" "0b4071fffc811e6efdf1c18e2afaa93005cc0b28acbe7604dbb2942d7f28e5e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b4071fffc811e6efdf1c18e2afaa93005cc0b28acbe7604dbb2942d7f28e5e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b4071fffc811e6efdf1c18e2afaa93005cc0b28acbe7604dbb2942d7f28e5e4", kill_on_drop: false }`
[INFO] [stdout] 0b4071fffc811e6efdf1c18e2afaa93005cc0b28acbe7604dbb2942d7f28e5e4
[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" "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] [stdout] 082837e33d243220a63d80f5131938c9a7a9ffdb3855c6ad2773f606e0e09e8a
[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" "082837e33d243220a63d80f5131938c9a7a9ffdb3855c6ad2773f606e0e09e8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling lz4-sys v1.9.2
[INFO] [stderr]     Checking console v0.9.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling serde_repr v0.1.6
[INFO] [stderr]    Compiling snafu-derive v0.6.9
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.4
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking insta v0.12.0
[INFO] [stderr]     Checking rbx_dom_weak v1.10.1
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]     Checking snafu v0.6.9
[INFO] [stderr]     Checking rbx_reflection v3.3.454
[INFO] [stderr]     Checking lz4 v1.23.2
[INFO] [stderr]     Checking rbx_binary v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `rbx_dom_test`
[INFO] [stdout]  --> src/tests/util.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rbx_dom_test::TreeViewer;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared crate or module `rbx_dom_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rbx_dom_test`
[INFO] [stdout]  --> src/tests/serializer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rbx_dom_test::InstanceBuilder;
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared crate or module `rbx_dom_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rbx_binary`
[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" "082837e33d243220a63d80f5131938c9a7a9ffdb3855c6ad2773f606e0e09e8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "082837e33d243220a63d80f5131938c9a7a9ffdb3855c6ad2773f606e0e09e8a", kill_on_drop: false }`
[INFO] [stdout] 082837e33d243220a63d80f5131938c9a7a9ffdb3855c6ad2773f606e0e09e8a