[INFO] fetching crate jsonrpc-http-server 16.0.0...
[INFO] testing jsonrpc-http-server-16.0.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate jsonrpc-http-server 16.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate jsonrpc-http-server 16.0.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jsonrpc-http-server 16.0.0
[INFO] finished tweaking crates.io crate jsonrpc-http-server 16.0.0
[INFO] tweaked toml for crates.io crate jsonrpc-http-server 16.0.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate jsonrpc-http-server 16.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 523b774f2d3fd9a1591f7454c74b5dbf500f4b8ee32e2605cfa0c61616f80274
[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" "523b774f2d3fd9a1591f7454c74b5dbf500f4b8ee32e2605cfa0c61616f80274", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "523b774f2d3fd9a1591f7454c74b5dbf500f4b8ee32e2605cfa0c61616f80274", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "523b774f2d3fd9a1591f7454c74b5dbf500f4b8ee32e2605cfa0c61616f80274", kill_on_drop: false }`
[INFO] [stdout] 523b774f2d3fd9a1591f7454c74b5dbf500f4b8ee32e2605cfa0c61616f80274
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b1d4ad36c93f12bf43367c2d5e1dd57f462a45fc0cf0bcd02b18d76df7f9563
[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" "0b1d4ad36c93f12bf43367c2d5e1dd57f462a45fc0cf0bcd02b18d76df7f9563", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling parking_lot_core v0.8.1
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling serde_json v1.0.60
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling jsonrpc-core v16.0.0
[INFO] [stderr]    Compiling jsonrpc-server-utils v16.0.0
[INFO] [stderr]    Compiling jsonrpc-http-server v16.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.38s
[INFO] running `Command { std: "docker" "inspect" "0b1d4ad36c93f12bf43367c2d5e1dd57f462a45fc0cf0bcd02b18d76df7f9563", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b1d4ad36c93f12bf43367c2d5e1dd57f462a45fc0cf0bcd02b18d76df7f9563", kill_on_drop: false }`
[INFO] [stdout] 0b1d4ad36c93f12bf43367c2d5e1dd57f462a45fc0cf0bcd02b18d76df7f9563
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03d2d0b7fdf8391d2dd67cb019bffd7aa169854b5dc39c7768a7906c9096f0cb
[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" "03d2d0b7fdf8391d2dd67cb019bffd7aa169854b5dc39c7768a7906c9096f0cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling jsonrpc-http-server v16.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `jsonrpc-http-server`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name jsonrpc_http_server --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=5225aa05633161f0 -C extra-filename=-5225aa05633161f0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-d83f1ce8c34cb4d5.rlib --extern futures01=/opt/rustwide/target/debug/deps/libfutures-f57264efe2215d26.rlib --extern futures03=/opt/rustwide/target/debug/deps/libfutures-576492a072eda4d5.rlib --extern hyper=/opt/rustwide/target/debug/deps/libhyper-dec3272aaeb211b3.rlib --extern jsonrpc_core=/opt/rustwide/target/debug/deps/libjsonrpc_core-982edcc45f0e9e8e.rlib --extern jsonrpc_server_utils=/opt/rustwide/target/debug/deps/libjsonrpc_server_utils-95ff78a4b5cd11ea.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-93afe3d9087c158b.rlib --extern net2=/opt/rustwide/target/debug/deps/libnet2-7e27df287627ab87.rlib --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-38f8a6d905bc5ed1.rlib --extern unicase=/opt/rustwide/target/debug/deps/libunicase-437569845dc0e529.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "03d2d0b7fdf8391d2dd67cb019bffd7aa169854b5dc39c7768a7906c9096f0cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03d2d0b7fdf8391d2dd67cb019bffd7aa169854b5dc39c7768a7906c9096f0cb", kill_on_drop: false }`
[INFO] [stdout] 03d2d0b7fdf8391d2dd67cb019bffd7aa169854b5dc39c7768a7906c9096f0cb