[INFO] fetching crate msg_store_server_api 0.1.0...
[INFO] building msg_store_server_api-0.1.0 against master#461e8078010433ff7de2db2aaae8a3cfb0847215 for pr-94962
[INFO] extracting crate msg_store_server_api 0.1.0 into /workspace/builds/worker-32/source
[INFO] validating manifest of crates.io crate msg_store_server_api 0.1.0 on toolchain 461e8078010433ff7de2db2aaae8a3cfb0847215
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate msg_store_server_api 0.1.0
[INFO] finished tweaking crates.io crate msg_store_server_api 0.1.0
[INFO] tweaked toml for crates.io crate msg_store_server_api 0.1.0 written to /workspace/builds/worker-32/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded leveldb v0.8.6
[INFO] [stderr]   Downloaded db-key v0.0.5
[INFO] [stderr]   Downloaded ffi-opaque v2.0.1
[INFO] [stderr]   Downloaded msg_store_database_plugin v0.1.0
[INFO] [stderr]   Downloaded msg_store_database_leveldb_plugin v0.1.0
[INFO] [stderr]   Downloaded leveldb-sys v2.0.9
[INFO] [stderr]   Downloaded msg_store_database_in_memory_plugin v0.1.0
[INFO] [stderr]   Downloaded msg_store_uuid v0.1.0
[INFO] [stderr]   Downloaded msg-store v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5bd5ea1f963c5f27b712c29143ac9c28412ae4e3021f0b910cb8cf48bd8f3f0
[INFO] running `Command { std: "docker" "start" "-a" "f5bd5ea1f963c5f27b712c29143ac9c28412ae4e3021f0b910cb8cf48bd8f3f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5bd5ea1f963c5f27b712c29143ac9c28412ae4e3021f0b910cb8cf48bd8f3f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5bd5ea1f963c5f27b712c29143ac9c28412ae4e3021f0b910cb8cf48bd8f3f0", kill_on_drop: false }`
[INFO] [stdout] f5bd5ea1f963c5f27b712c29143ac9c28412ae4e3021f0b910cb8cf48bd8f3f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:1ede1414886370302e694df474b9877c02906499f04c196936ce0973d30c5eaa" "/opt/rustwide/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b73845497262110bd60db71eadc604e053597cc29b0afa37cbbe151c42d337d
[INFO] running `Command { std: "docker" "start" "-a" "3b73845497262110bd60db71eadc604e053597cc29b0afa37cbbe151c42d337d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling msg_store_uuid v0.1.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling ffi-opaque v2.0.1
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling db-key v0.0.5
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling msg-store v0.9.1
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling quote v1.0.16
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling leveldb-sys v2.0.9
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr] error: could not compile `futures-util`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name futures_util --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-util-0.3.21/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="alloc"' --cfg 'feature="async-await"' --cfg 'feature="async-await-macro"' --cfg 'feature="channel"' --cfg 'feature="futures-channel"' --cfg 'feature="futures-io"' --cfg 'feature="futures-macro"' --cfg 'feature="futures-sink"' --cfg 'feature="io"' --cfg 'feature="memchr"' --cfg 'feature="sink"' --cfg 'feature="slab"' --cfg 'feature="std"' -C metadata=95d992caa0ee03ea -C extra-filename=-95d992caa0ee03ea --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern futures_channel=/opt/rustwide/target/debug/deps/libfutures_channel-5e6ae6cc2080a5df.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-24ae6b0c1e4ada13.rmeta --extern futures_io=/opt/rustwide/target/debug/deps/libfutures_io-cc2c366f0800939b.rmeta --extern futures_macro=/opt/rustwide/target/debug/deps/libfutures_macro-01f8fe9fc0c0e714.so --extern futures_sink=/opt/rustwide/target/debug/deps/libfutures_sink-935d093f80bd7210.rmeta --extern futures_task=/opt/rustwide/target/debug/deps/libfutures_task-fc22affba0d30485.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-e6bbee201eb478c9.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-d4223cfaa04037d7.rmeta --extern pin_utils=/opt/rustwide/target/debug/deps/libpin_utils-b7ff504f33cec58a.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-aef35fd6b139bfac.rmeta --cap-lints allow --cap-lints=forbid` (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" "3b73845497262110bd60db71eadc604e053597cc29b0afa37cbbe151c42d337d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b73845497262110bd60db71eadc604e053597cc29b0afa37cbbe151c42d337d", kill_on_drop: false }`
[INFO] [stdout] 3b73845497262110bd60db71eadc604e053597cc29b0afa37cbbe151c42d337d