[INFO] cloning repository https://github.com/changqings/lb-learn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/changqings/lb-learn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchangqings%2Flb-learn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchangqings%2Flb-learn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e47bacb8423370d04fc76fd729e05672544261c1
[INFO] building changqings/lb-learn against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchangqings%2Flb-learn" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/changqings/lb-learn
[INFO] finished tweaking git repo https://github.com/changqings/lb-learn
[INFO] tweaked toml for git repo https://github.com/changqings/lb-learn written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/changqings/lb-learn on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/changqings/lb-learn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pingora-http v0.2.0
[INFO] [stderr]   Downloaded sfv v0.9.4
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[INFO] [stderr]   Downloaded pingora-pool v0.2.0
[INFO] [stderr]   Downloaded pingora-lru v0.2.0
[INFO] [stderr]   Downloaded pingora-ketama v0.2.0
[INFO] [stderr]   Downloaded env_logger v0.11.3
[INFO] [stderr]   Downloaded pingora-cache v0.2.0
[INFO] [stderr]   Downloaded rustracing_jaeger v0.7.0
[INFO] [stderr]   Downloaded sentry-core v0.26.0
[INFO] [stderr]   Downloaded prometheus v0.13.4
[INFO] [stderr]   Downloaded protobuf v2.28.0
[INFO] [stderr]   Downloaded syn v2.0.63
[INFO] [stderr]   Downloaded serde_derive v1.0.201
[INFO] [stderr]   Downloaded serde v1.0.201
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1a88fc8c544a988bdeaf13b61f1823c4e835206e7be5bb743de9325fb88d3b8
[INFO] running `Command { std: "docker" "start" "-a" "d1a88fc8c544a988bdeaf13b61f1823c4e835206e7be5bb743de9325fb88d3b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1a88fc8c544a988bdeaf13b61f1823c4e835206e7be5bb743de9325fb88d3b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1a88fc8c544a988bdeaf13b61f1823c4e835206e7be5bb743de9325fb88d3b8", kill_on_drop: false }`
[INFO] [stdout] d1a88fc8c544a988bdeaf13b61f1823c4e835206e7be5bb743de9325fb88d3b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d44de8b6af8355311d2eeb8199326abce4ca8617d1dfbe10aa2e4f2ed996279
[INFO] running `Command { std: "docker" "start" "-a" "9d44de8b6af8355311d2eeb8199326abce4ca8617d1dfbe10aa2e4f2ed996279", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling serde v1.0.201
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling zerocopy v0.7.34
[INFO] [stderr]    Compiling thiserror v1.0.60
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling time v0.3.36
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling parking_lot v0.12.2
[INFO] [stderr]    Compiling zstd-safe v7.1.0
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[INFO] [stderr]    Compiling syn v2.0.63
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[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling uname v0.1.1
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[INFO] [stderr]    Compiling hashbrown v0.12.3
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[INFO] [stderr]    Compiling pingora-error v0.2.0
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[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling yaml-rust v0.4.5
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[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling zstd-sys v2.0.10+zstd.1.5.6
[INFO] [stderr]    Compiling libz-ng-sys v1.1.15
[INFO] [stderr]    Compiling pingora-http v0.2.0
[INFO] [stderr]    Compiling lru v0.12.3
[INFO] [stderr]    Compiling crossbeam-queue v0.3.11
[INFO] [stderr]    Compiling sfv v0.9.4
[INFO] [stderr]    Compiling brotli v3.5.0
[INFO] [stderr]    Compiling nix v0.24.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling crossbeam-channel v0.5.12
[INFO] [stderr]    Compiling daemonize v0.5.0
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling rmp v0.8.14
[INFO] [stderr]    Compiling pingora-lru v0.2.0
[INFO] [stderr]    Compiling blake2 v0.10.6
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling anstyle-parse v0.2.4
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[INFO] [stderr]    Compiling colorchoice v1.0.1
[INFO] [stderr]    Compiling arc-swap v1.7.1
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.0
[INFO] [stderr]    Compiling env_filter v0.1.0
[INFO] [stderr]    Compiling anstream v0.6.14
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.201
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling thiserror-impl v1.0.60
[INFO] [stderr]    Compiling trackable_derive v1.0.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling tokio v1.37.0
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]    Compiling trackable v1.3.0
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling async-stream v0.3.5
[INFO] [stderr]    Compiling trackable v0.2.24
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling async-trait v0.1.80
[INFO] [stderr] error: could not compile `nix` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/c7f6aa2869acdbf014d094c6e427e554e160b6db/bin/rustc --crate-name nix --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nix-0.24.3/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="acct"' --cfg 'feature="aio"' --cfg 'feature="default"' --cfg 'feature="dir"' --cfg 'feature="env"' --cfg 'feature="event"' --cfg 'feature="feature"' --cfg 'feature="fs"' --cfg 'feature="hostname"' --cfg 'feature="inotify"' --cfg 'feature="ioctl"' --cfg 'feature="kmod"' --cfg 'feature="memoffset"' --cfg 'feature="mman"' --cfg 'feature="mount"' --cfg 'feature="mqueue"' --cfg 'feature="net"' --cfg 'feature="personality"' --cfg 'feature="poll"' --cfg 'feature="process"' --cfg 'feature="pthread"' --cfg 'feature="ptrace"' --cfg 'feature="quota"' --cfg 'feature="reboot"' --cfg 'feature="resource"' --cfg 'feature="sched"' --cfg 'feature="signal"' --cfg 'feature="socket"' --cfg 'feature="term"' --cfg 'feature="time"' --cfg 'feature="ucontext"' --cfg 'feature="uio"' --cfg 'feature="user"' --cfg 'feature="zerocopy"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("acct", "aio", "default", "dir", "env", "event", "feature", "fs", "hostname", "inotify", "ioctl", "kmod", "memoffset", "mman", "mount", "mqueue", "net", "personality", "poll", "process", "pthread", "ptrace", "quota", "reboot", "resource", "sched", "signal", "socket", "term", "time", "ucontext", "uio", "user", "zerocopy"))' -C metadata=eabdf4fbbf7cd81a -C extra-filename=-2e5fd1febce84b32 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-e2b4db6c651223da.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-33ef6c02a07f9fec.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-2b756b1517edbcaa.rmeta --extern memoffset=/opt/rustwide/target/debug/deps/libmemoffset-682ae5b7498b7ceb.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9d44de8b6af8355311d2eeb8199326abce4ca8617d1dfbe10aa2e4f2ed996279", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d44de8b6af8355311d2eeb8199326abce4ca8617d1dfbe10aa2e4f2ed996279", kill_on_drop: false }`
[INFO] [stdout] 9d44de8b6af8355311d2eeb8199326abce4ca8617d1dfbe10aa2e4f2ed996279