[INFO] cloning repository https://github.com/mingyang91/maching-engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mingyang91/maching-engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmingyang91%2Fmaching-engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmingyang91%2Fmaching-engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 874d97cb0bc29ec6c7184a7d67b15d94a9b1c19e
[INFO] testing mingyang91/maching-engine/874d97cb0bc29ec6c7184a7d67b15d94a9b1c19e against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmingyang91%2Fmaching-engine" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mingyang91/maching-engine
[INFO] finished tweaking git repo https://github.com/mingyang91/maching-engine
[INFO] tweaked toml for git repo https://github.com/mingyang91/maching-engine written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mingyang91/maching-engine on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mingyang91/maching-engine 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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 wasi v0.14.5+wasi-0.2.4
[INFO] [stderr]   Downloaded serde v1.0.221
[INFO] [stderr]   Downloaded serde_derive v1.0.221
[INFO] [stderr]   Downloaded serde_core v1.0.221
[INFO] [stderr]   Downloaded quickcheck_macros v1.1.0
[INFO] [stderr]   Downloaded windows-core v0.62.0
[INFO] [stderr]   Downloaded tempfile v3.22.0
[INFO] [stderr]   Downloaded wasip2 v1.0.0+wasi-0.2.4
[INFO] [stderr]   Downloaded rocksdb v0.24.0
[INFO] [stderr]   Downloaded atomic v0.6.1
[INFO] [stderr]   Downloaded cc v1.2.37
[INFO] [stderr]   Downloaded bigdecimal v0.4.8
[INFO] [stderr]   Downloaded rustls-webpki v0.103.5
[INFO] [stderr]   Downloaded indexmap v2.11.1
[INFO] [stderr]   Downloaded serde_json v1.0.144
[INFO] [stderr]   Downloaded librocksdb-sys v0.17.3+10.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84d930d7d3db68705ff94daa9498b685c0a9f2262524359e92b3810c342620e4
[INFO] running `Command { std: "docker" "start" "-a" "84d930d7d3db68705ff94daa9498b685c0a9f2262524359e92b3810c342620e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84d930d7d3db68705ff94daa9498b685c0a9f2262524359e92b3810c342620e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84d930d7d3db68705ff94daa9498b685c0a9f2262524359e92b3810c342620e4", kill_on_drop: false }`
[INFO] [stdout] 84d930d7d3db68705ff94daa9498b685c0a9f2262524359e92b3810c342620e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] ef46c4ee07cec7f40ff42b92dd55278aae2308083e7182381938bd50b613c633
[INFO] running `Command { std: "docker" "start" "-a" "ef46c4ee07cec7f40ff42b92dd55278aae2308083e7182381938bd50b613c633", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling serde_core v1.0.221
[INFO] [stderr]    Compiling serde v1.0.221
[INFO] [stderr]    Compiling find-msvc-tools v0.1.1
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]    Compiling writeable v0.6.1
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling litemap v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling bigdecimal v0.4.8
[INFO] [stderr]    Compiling serde_json v1.0.144
[INFO] [stderr]    Compiling rustls v0.23.31
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]    Compiling icu_properties_data v2.0.1
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling rustls-pki-types v1.12.0
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling bytemuck v1.23.2
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling indexmap v2.11.1
[INFO] [stderr]    Compiling atomic v0.6.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling cc v1.2.37
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling utf8_iter v1.0.4
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling percent-encoding v2.3.2
[INFO] [stderr]    Compiling tinyvec v1.10.0
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling uuid v1.18.1
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling webpki-roots v1.0.2
[INFO] [stderr]    Compiling iana-time-zone v0.1.64
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling crc-catalog v2.4.0
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling crc v3.3.0
[INFO] [stderr]    Compiling petgraph v0.7.1
[INFO] [stderr]    Compiling tempfile v3.22.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling webpki-roots v0.26.11
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling crossbeam-queue v0.3.12
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling hashlink v0.10.0
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling libloading v0.8.8
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling bindgen v0.72.1
[INFO] [stderr]    Compiling unicode-properties v0.1.3
[INFO] [stderr]    Compiling unicode-bidi v0.3.18
[INFO] [stderr]    Compiling multimap v0.10.1
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling libz-sys v1.1.22
[INFO] [stderr]    Compiling stringprep v0.1.5
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling hkdf v0.12.4
[INFO] [stderr]    Compiling lz4-sys v1.11.1+lz4-1.10.0
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling bzip2-sys v0.1.13+1.0.8
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling dotenvy v0.15.7
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling home v0.5.11
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling nu-ansi-term v0.50.1
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling whoami v1.6.1
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.221
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling rustls-webpki v0.103.5
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling zerovec v0.11.4
[INFO] [stderr]    Compiling zerotrie v0.2.2
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling potential_utf v0.1.3
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling icu_properties v2.0.1
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.20
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling futures-intrusive v0.5.0
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling sqlx-core v0.8.6
[INFO] [stderr]    Compiling prost-derive v0.14.1
[INFO] [stderr]    Compiling prost v0.14.1
[INFO] [stderr]    Compiling prost-types v0.14.1
[INFO] [stderr]    Compiling sqlx-postgres v0.8.6
[INFO] [stderr]    Compiling prost-build v0.14.1
[INFO] [stderr]    Compiling openmatching v0.1.0 (/opt/rustwide/workdir/openmatching)
[INFO] [stderr]    Compiling librocksdb-sys v0.17.3+10.4.2
[INFO] [stderr]    Compiling sqlx-macros-core v0.8.6
[INFO] [stderr] warning: librocksdb-sys@0.17.3+10.4.2: Compiler family detection failed due to error: ToolNotFound: failed to find tool "x86_64-linux-musl-g++": No such file or directory (os error 2)
[INFO] [stderr] warning: librocksdb-sys@0.17.3+10.4.2: Compiler family detection failed due to error: ToolNotFound: failed to find tool "x86_64-linux-musl-g++": No such file or directory (os error 2)
[INFO] [stderr] warning: librocksdb-sys@0.17.3+10.4.2: Compiler family detection failed due to error: ToolNotFound: failed to find tool "x86_64-linux-musl-g++": No such file or directory (os error 2)
[INFO] [stderr] error: failed to run custom build command for `librocksdb-sys v0.17.3+10.4.2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/librocksdb-sys-00ea92a2eb0e102d/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-env-changed=ROCKSDB_COMPILE
[INFO] [stderr]   cargo:rerun-if-env-changed=ROCKSDB_LIB_DIR
[INFO] [stderr]   cargo:rerun-if-env-changed=ROCKSDB_STATIC
[INFO] [stderr]   cargo:rerun-if-changed=rocksdb/
[INFO] [stderr]   OUT_DIR = Some(/opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/librocksdb-sys-4f05be6aae338bc4/out)
[INFO] [stderr]   OPT_LEVEL = Some(0)
[INFO] [stderr]   TARGET = Some(x86_64-unknown-linux-musl)
[INFO] [stderr]   HOST = Some(x86_64-unknown-linux-gnu)
[INFO] [stderr]   cargo:rerun-if-env-changed=CXX_x86_64-unknown-linux-musl
[INFO] [stderr]   CXX_x86_64-unknown-linux-musl = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXX_x86_64_unknown_linux_musl
[INFO] [stderr]   CXX_x86_64_unknown_linux_musl = None
[INFO] [stderr]   cargo:rerun-if-env-changed=TARGET_CXX
[INFO] [stderr]   TARGET_CXX = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXX
[INFO] [stderr]   CXX = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CROSS_COMPILE
[INFO] [stderr]   CROSS_COMPILE = None
[INFO] [stderr]   RUSTC_LINKER = None
[INFO] [stderr]   PATH = Some(/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin)
[INFO] [stderr]   cargo:rerun-if-env-changed=CC_ENABLE_DEBUG_OUTPUT
[INFO] [stderr]   cargo:warning=Compiler family detection failed due to error: ToolNotFound: failed to find tool "x86_64-linux-musl-g++": No such file or directory (os error 2)
[INFO] [stderr]   RUSTC_WRAPPER = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CRATE_CC_NO_DEFAULTS
[INFO] [stderr]   CRATE_CC_NO_DEFAULTS = None
[INFO] [stderr]   DEBUG = Some(true)
[INFO] [stderr]   CARGO_CFG_TARGET_FEATURE = Some(fxsr,sse,sse2,x87)
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS
[INFO] [stderr]   CXXFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=TARGET_CXXFLAGS
[INFO] [stderr]   TARGET_CXXFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS_x86_64_unknown_linux_musl
[INFO] [stderr]   CXXFLAGS_x86_64_unknown_linux_musl = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS_x86_64-unknown-linux-musl
[INFO] [stderr]   CXXFLAGS_x86_64-unknown-linux-musl = None
[INFO] [stderr]   CARGO_ENCODED_RUSTFLAGS = Some(--cap-lints=forbid)
[INFO] [stderr]   OUT_DIR = Some(/opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/librocksdb-sys-4f05be6aae338bc4/out)
[INFO] [stderr]   cargo:rerun-if-env-changed=CC_ENABLE_DEBUG_OUTPUT
[INFO] [stderr]   cargo:warning=Compiler family detection failed due to error: ToolNotFound: failed to find tool "x86_64-linux-musl-g++": No such file or directory (os error 2)
[INFO] [stderr]   cargo:rerun-if-env-changed=CRATE_CC_NO_DEFAULTS
[INFO] [stderr]   CRATE_CC_NO_DEFAULTS = None
[INFO] [stderr]   TARGET = Some(x86_64-unknown-linux-musl)
[INFO] [stderr]   CARGO_CFG_TARGET_FEATURE = Some(fxsr,sse,sse2,x87)
[INFO] [stderr]   HOST = Some(x86_64-unknown-linux-gnu)
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS
[INFO] [stderr]   CXXFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=TARGET_CXXFLAGS
[INFO] [stderr]   TARGET_CXXFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS_x86_64_unknown_linux_musl
[INFO] [stderr]   CXXFLAGS_x86_64_unknown_linux_musl = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS_x86_64-unknown-linux-musl
[INFO] [stderr]   CXXFLAGS_x86_64-unknown-linux-musl = None
[INFO] [stderr]   OUT_DIR = Some(/opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/librocksdb-sys-4f05be6aae338bc4/out)
[INFO] [stderr]   cargo:rerun-if-env-changed=CC_ENABLE_DEBUG_OUTPUT
[INFO] [stderr]   cargo:warning=Compiler family detection failed due to error: ToolNotFound: failed to find tool "x86_64-linux-musl-g++": No such file or directory (os error 2)
[INFO] [stderr]   cargo:rerun-if-env-changed=CRATE_CC_NO_DEFAULTS
[INFO] [stderr]   CRATE_CC_NO_DEFAULTS = None
[INFO] [stderr]   TARGET = Some(x86_64-unknown-linux-musl)
[INFO] [stderr]   CARGO_CFG_TARGET_FEATURE = Some(fxsr,sse,sse2,x87)
[INFO] [stderr]   HOST = Some(x86_64-unknown-linux-gnu)
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS
[INFO] [stderr]   CXXFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=TARGET_CXXFLAGS
[INFO] [stderr]   TARGET_CXXFLAGS = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS_x86_64_unknown_linux_musl
[INFO] [stderr]   CXXFLAGS_x86_64_unknown_linux_musl = None
[INFO] [stderr]   cargo:rerun-if-env-changed=CXXFLAGS_x86_64-unknown-linux-musl
[INFO] [stderr]   CXXFLAGS_x86_64-unknown-linux-musl = None
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error: 'rustfmt' is not installed for the custom toolchain '8de4c7234dd9b97c9d76b58671343fdbbc9a433e'.
[INFO] [stderr]   note: this is a custom toolchain, which cannot use `rustup component add`
[INFO] [stderr]   help: if you built this toolchain from source, and used `rustup toolchain link`, then you may be able to build the component with `x.py`
[INFO] [stderr]   Failed to run rustfmt: Internal rustfmt error (non-fatal, continuing)
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   error occurred in cc-rs: failed to find tool "x86_64-linux-musl-g++": No such file or directory (os error 2)
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ef46c4ee07cec7f40ff42b92dd55278aae2308083e7182381938bd50b613c633", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef46c4ee07cec7f40ff42b92dd55278aae2308083e7182381938bd50b613c633", kill_on_drop: false }`
[INFO] [stdout] ef46c4ee07cec7f40ff42b92dd55278aae2308083e7182381938bd50b613c633