[INFO] cloning repository https://github.com/IgorBoyarshin/distributed_databases
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IgorBoyarshin/distributed_databases" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIgorBoyarshin%2Fdistributed_databases", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIgorBoyarshin%2Fdistributed_databases'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 03e3782494a6725bdee2384df0b5b8f43c84444a
[INFO] documenting IgorBoyarshin/distributed_databases against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIgorBoyarshin%2Fdistributed_databases" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/IgorBoyarshin/distributed_databases on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/IgorBoyarshin/distributed_databases
[INFO] finished tweaking git repo https://github.com/IgorBoyarshin/distributed_databases
[INFO] tweaked toml for git repo https://github.com/IgorBoyarshin/distributed_databases written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/IgorBoyarshin/distributed_databases already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8c0b8b061829f2b211ea6420284a803f4a6a6304000f8656508ff9177c601a1
[INFO] running `Command { std: "docker" "start" "-a" "b8c0b8b061829f2b211ea6420284a803f4a6a6304000f8656508ff9177c601a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8c0b8b061829f2b211ea6420284a803f4a6a6304000f8656508ff9177c601a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8c0b8b061829f2b211ea6420284a803f4a6a6304000f8656508ff9177c601a1", kill_on_drop: false }`
[INFO] [stdout] b8c0b8b061829f2b211ea6420284a803f4a6a6304000f8656508ff9177c601a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 640e385637b9e563905b2f9b8e8dd74cf60e78540fb73e75ed54b8064991e89b
[INFO] running `Command { std: "docker" "start" "-a" "640e385637b9e563905b2f9b8e8dd74cf60e78540fb73e75ed54b8064991e89b", kill_on_drop: false }`
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[INFO] [stderr]    Compiling darling_core v0.10.2
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[INFO] [stderr]     Checking rand_distr v0.4.0
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[INFO] [stderr]    Compiling typed-builder v0.3.0
[INFO] [stderr]    Compiling variant_count v1.0.0
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[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
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[INFO] [stderr]    Compiling tokio-macros v0.3.1
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr] error: could not compile `serde_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.117/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=a3448fbf20b0753c -C extra-filename=-a3448fbf20b0753c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-e745718ee331648c.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-d7254c0854c6fb23.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-d23563558d56febf.rlib --extern proc_macro --cap-lints allow --cfg underscore_consts` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "640e385637b9e563905b2f9b8e8dd74cf60e78540fb73e75ed54b8064991e89b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "640e385637b9e563905b2f9b8e8dd74cf60e78540fb73e75ed54b8064991e89b", kill_on_drop: false }`
[INFO] [stdout] 640e385637b9e563905b2f9b8e8dd74cf60e78540fb73e75ed54b8064991e89b