[INFO] fetching crate bayard-rest 0.8.5...
[INFO] testing bayard-rest-0.8.5 against 1.49.0 for beta-1.50-1
[INFO] extracting crate bayard-rest 0.8.5 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate bayard-rest 0.8.5 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bayard-rest 0.8.5
[INFO] finished tweaking crates.io crate bayard-rest 0.8.5
[INFO] tweaked toml for crates.io crate bayard-rest 0.8.5 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate bayard-rest 0.8.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a654ae6f54d6944c47afee8f9b8192868eb40f38487ad42cd15d3de7093af5da
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a654ae6f54d6944c47afee8f9b8192868eb40f38487ad42cd15d3de7093af5da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a654ae6f54d6944c47afee8f9b8192868eb40f38487ad42cd15d3de7093af5da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a654ae6f54d6944c47afee8f9b8192868eb40f38487ad42cd15d3de7093af5da", kill_on_drop: false }`
[INFO] [stdout] a654ae6f54d6944c47afee8f9b8192868eb40f38487ad42cd15d3de7093af5da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8f2257968d6ae59ac88ad1dec2a04433264b97037da5c2c5df849ecdabccdba
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a8f2257968d6ae59ac88ad1dec2a04433264b97037da5c2c5df849ecdabccdba", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling cc v1.0.62
[INFO] [stderr]    Compiling smallvec v1.4.2
[INFO] [stderr]    Compiling ahash v0.4.6
[INFO] [stderr]    Compiling tinyvec v0.3.4
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling copyless v0.1.5
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling yada v0.4.0
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling protobuf v2.18.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling snap v1.0.1
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.4.2
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling levenshtein_automata v0.2.0
[INFO] [stderr]    Compiling htmlescape v0.3.1
[INFO] [stderr]    Compiling census v0.4.0
[INFO] [stderr]    Compiling prometheus v0.9.0
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling stringreader v0.1.1
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling instant v0.1.8
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling lock_api v0.4.1
[INFO] [stderr]    Compiling bytestring v0.1.5
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling addr2line v0.14.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling cedarwood v0.4.4
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling owned-read v0.4.1
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling net2 v0.2.35
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling signal-hook-registry v1.2.2
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling socket2 v0.3.15
[INFO] [stderr]    Compiling parking_lot_core v0.8.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling filetime v0.2.13
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling inotify-sys v0.1.4
[INFO] [stderr]    Compiling nb-connect v1.0.2
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling futures-lite v1.11.2
[INFO] [stderr]    Compiling combine v4.3.2
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling murmurhash32 v0.2.0
[INFO] [stderr]    Compiling tantivy-fst v0.3.0
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling bitpacking v0.8.2
[INFO] [stderr]    Compiling tracing v0.1.21
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling parking_lot v0.11.0
[INFO] [stderr]    Compiling tar v0.4.30
[INFO] [stderr]    Compiling inotify v0.7.1
[INFO] [stderr]    Compiling resolv-conf v0.6.3
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling ctrlc v3.1.7
[INFO] [stderr]    Compiling backtrace v0.3.54
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling grpcio-sys v0.4.7
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling async-io v1.2.0
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling url v2.2.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling notify v4.0.15
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling async-global-executor v1.4.3
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.6
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling raft v0.4.3
[INFO] [stderr]    Compiling async-std v1.7.0
[INFO] [stderr]    Compiling atomicwrites v0.2.5
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling fail v0.4.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling jieba-rs v0.6.1
[INFO] [stderr]    Compiling webpki v0.21.3
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling tantivy-query-grammar v0.13.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling webpki-roots v0.17.0
[INFO] [stderr]    Compiling rustls v0.16.0
[INFO] [stderr]    Compiling brotli2 v0.3.2
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling pin-project-internal v1.0.1
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling actix-macros v0.1.2
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling async-trait v0.1.41
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling actix-web-codegen v0.2.2
[INFO] [stderr] error: could not compile `async-std`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name async_std --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-std-1.7.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="alloc"' --cfg 'feature="async-global-executor"' --cfg 'feature="async-io"' --cfg 'feature="async-mutex"' --cfg 'feature="blocking"' --cfg 'feature="crossbeam-utils"' --cfg 'feature="default"' --cfg 'feature="futures-channel"' --cfg 'feature="futures-core"' --cfg 'feature="futures-io"' --cfg 'feature="futures-lite"' --cfg 'feature="gloo-timers"' --cfg 'feature="kv-log-macro"' --cfg 'feature="log"' --cfg 'feature="memchr"' --cfg 'feature="num_cpus"' --cfg 'feature="once_cell"' --cfg 'feature="pin-project-lite"' --cfg 'feature="pin-utils"' --cfg 'feature="slab"' --cfg 'feature="std"' --cfg 'feature="wasm-bindgen-futures"' -C metadata=29259bbc1eedc29d -C extra-filename=-29259bbc1eedc29d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern async_global_executor=/opt/rustwide/target/debug/deps/libasync_global_executor-22bc60cafccae90f.rmeta --extern async_io=/opt/rustwide/target/debug/deps/libasync_io-1bb82daab7867cd5.rmeta --extern async_mutex=/opt/rustwide/target/debug/deps/libasync_mutex-ad6195bfa15f12bd.rmeta --extern blocking=/opt/rustwide/target/debug/deps/libblocking-6421e0bfad7e4f0a.rmeta --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-de677f1baf394ef6.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-201e479cff1ea00b.rmeta --extern futures_io=/opt/rustwide/target/debug/deps/libfutures_io-951113a943212067.rmeta --extern futures_lite=/opt/rustwide/target/debug/deps/libfutures_lite-90c3baf786d8787e.rmeta --extern kv_log_macro=/opt/rustwide/target/debug/deps/libkv_log_macro-a9ddcf206ea66d2d.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-574ec1b45a6b839c.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-e03602aba27a22bc.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-1c5c6136ee7cab8f.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-debe3179146a0b19.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-635494193ad7aa14.rmeta --extern pin_utils=/opt/rustwide/target/debug/deps/libpin_utils-1b5011892cb37eb5.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-65742487a18009d6.rmeta --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" "a8f2257968d6ae59ac88ad1dec2a04433264b97037da5c2c5df849ecdabccdba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8f2257968d6ae59ac88ad1dec2a04433264b97037da5c2c5df849ecdabccdba", kill_on_drop: false }`
[INFO] [stdout] a8f2257968d6ae59ac88ad1dec2a04433264b97037da5c2c5df849ecdabccdba