[INFO] fetching crate bunbun 0.8.0...
[INFO] testing bunbun-0.8.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate bunbun 0.8.0 into /workspace/builds/worker-73/source
[INFO] validating manifest of crates.io crate bunbun 0.8.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bunbun 0.8.0
[INFO] finished tweaking crates.io crate bunbun 0.8.0
[INFO] tweaked toml for crates.io crate bunbun 0.8.0 written to /workspace/builds/worker-73/source/Cargo.toml
[INFO] crate crates.io crate bunbun 0.8.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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 proc-macro2 v1.0.23
[INFO] [stderr]   Downloaded actix-rt v1.1.1
[INFO] [stderr]   Downloaded sha-1 v0.9.1
[INFO] [stderr]   Downloaded actix-macros v0.1.2
[INFO] [stderr]   Downloaded actix-http v2.0.0
[INFO] [stderr]   Downloaded resolv-conf v0.6.3
[INFO] [stderr]   Downloaded actix-tls v2.0.0
[INFO] [stderr]   Downloaded bytestring v0.1.5
[INFO] [stderr]   Downloaded actix-server v1.0.4
[INFO] [stderr]   Downloaded widestring v0.4.2
[INFO] [stderr]   Downloaded trust-dns-proto v0.19.5
[INFO] [stderr]   Downloaded standback v0.2.10
[INFO] [stderr]   Downloaded cookie v0.14.2
[INFO] [stderr]   Downloaded pin-project v0.4.24
[INFO] [stderr]   Downloaded actix-router v0.2.5
[INFO] [stderr]   Downloaded time v0.2.22
[INFO] [stderr]   Downloaded actix-codec v0.3.0
[INFO] [stderr]   Downloaded trust-dns-resolver v0.19.5
[INFO] [stderr]   Downloaded cc v1.0.60
[INFO] [stderr]   Downloaded derive_more v0.99.10
[INFO] [stderr]   Downloaded miniz_oxide v0.4.2
[INFO] [stderr]   Downloaded pin-project-internal v0.4.24
[INFO] [stderr]   Downloaded hotwatch v0.4.3
[INFO] [stderr]   Downloaded actix-testing v1.0.1
[INFO] [stderr]   Downloaded actix-threadpool v0.3.3
[INFO] [stderr]   Downloaded yaml-rust v0.4.4
[INFO] [stderr]   Downloaded awc v2.0.0
[INFO] [stderr]   Downloaded simple_logger v1.9.0
[INFO] [stderr]   Downloaded actix-web v3.0.2
[INFO] [stderr]   Downloaded pin-project-lite v0.1.8
[INFO] [stderr]   Downloaded handlebars v3.5.0
[INFO] [stderr]   Downloaded time-macros v0.1.0
[INFO] [stderr]   Downloaded syn v1.0.42
[INFO] [stderr]   Downloaded chrono v0.4.18
[INFO] [stderr]   Downloaded actix-connect v2.0.0
[INFO] [stderr]   Downloaded actix-web-codegen v0.3.0
[INFO] [stderr]   Downloaded async-trait v0.1.40
[INFO] [stderr]   Downloaded actix-utils v2.0.0
[INFO] [stderr]   Downloaded actix-service v1.0.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e6abe902351410307430085a27045ddd824e5ac46d43324a74b30813c523312
[INFO] running `Command { std: "docker" "start" "-a" "8e6abe902351410307430085a27045ddd824e5ac46d43324a74b30813c523312", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e6abe902351410307430085a27045ddd824e5ac46d43324a74b30813c523312", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e6abe902351410307430085a27045ddd824e5ac46d43324a74b30813c523312", kill_on_drop: false }`
[INFO] [stdout] 8e6abe902351410307430085a27045ddd824e5ac46d43324a74b30813c523312
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-73/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 329364cfe10daef71b975ad991404ef2f46a58e2add1a5b82bf4097402417d0a
[INFO] running `Command { std: "docker" "start" "-a" "329364cfe10daef71b975ad991404ef2f46a58e2add1a5b82bf4097402417d0a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling proc-macro2 v1.0.23
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.24
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling arc-swap v0.4.7
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling pin-project-lite v0.1.8
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling smallvec v1.4.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling tinyvec v0.3.4
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling copyless v0.1.5
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling hashbrown v0.9.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling encoding_rs v0.8.24
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling cpuid-bool v0.1.2
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling quick-error v2.0.0
[INFO] [stderr]    Compiling os_str_bytes v2.3.2
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling yaml-rust v0.4.4
[INFO] [stderr]    Compiling instant v0.1.7
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling tracing-core v0.1.16
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling bytestring v0.1.5
[INFO] [stderr]    Compiling lock_api v0.4.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr] error: could not compile `cc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cc --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.60/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=268ddd2570576d76 -C extra-filename=-268ddd2570576d76 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --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" "329364cfe10daef71b975ad991404ef2f46a58e2add1a5b82bf4097402417d0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "329364cfe10daef71b975ad991404ef2f46a58e2add1a5b82bf4097402417d0a", kill_on_drop: false }`
[INFO] [stdout] 329364cfe10daef71b975ad991404ef2f46a58e2add1a5b82bf4097402417d0a
