[INFO] fetching crate ninres 0.0.2...
[INFO] checking ninres-0.0.2 against beta for pr-78714
[INFO] extracting crate ninres 0.0.2 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate ninres 0.0.2 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 ninres 0.0.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ninres 0.0.2
[INFO] tweaked toml for crates.io crate ninres 0.0.2 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate ninres 0.0.2 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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 634a10718727ce014919032888fe73719928b65a5c8120f312f722c8e7c7ec2b
[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" "634a10718727ce014919032888fe73719928b65a5c8120f312f722c8e7c7ec2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "634a10718727ce014919032888fe73719928b65a5c8120f312f722c8e7c7ec2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "634a10718727ce014919032888fe73719928b65a5c8120f312f722c8e7c7ec2b", kill_on_drop: false }`
[INFO] [stdout] 634a10718727ce014919032888fe73719928b65a5c8120f312f722c8e7c7ec2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] e6e1ba7737726a17f1bd1d7e50e8554ad4542ff981b6147fc981af587be9988d
[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" "e6e1ba7737726a17f1bd1d7e50e8554ad4542ff981b6147fc981af587be9988d", kill_on_drop: false }`
[INFO] [stderr]    Compiling test-case v1.0.0
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling num_enum_derive v0.5.1
[INFO] [stderr]     Checking thiserror v1.0.21
[INFO] [stderr]     Checking num_enum v0.5.1
[INFO] [stderr]     Checking ninres v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.39s
[INFO] running `Command { std: "docker" "inspect" "e6e1ba7737726a17f1bd1d7e50e8554ad4542ff981b6147fc981af587be9988d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6e1ba7737726a17f1bd1d7e50e8554ad4542ff981b6147fc981af587be9988d", kill_on_drop: false }`
[INFO] [stdout] e6e1ba7737726a17f1bd1d7e50e8554ad4542ff981b6147fc981af587be9988d