[INFO] fetching crate arti 0.0.4...
[INFO] testing arti-0.0.4 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate arti 0.0.4 into /workspace/builds/worker-34/source
[INFO] validating manifest of crates.io crate arti 0.0.4 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arti 0.0.4
[INFO] finished tweaking crates.io crate arti 0.0.4
[INFO] tweaked toml for crates.io crate arti 0.0.4 written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] crate crates.io crate arti 0.0.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a41d1ec68c5c20c7cd2258cc2538d3ce6d2e6b1c58cfc86ba4b39508d11caa97
[INFO] running `Command { std: "docker" "start" "-a" "a41d1ec68c5c20c7cd2258cc2538d3ce6d2e6b1c58cfc86ba4b39508d11caa97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a41d1ec68c5c20c7cd2258cc2538d3ce6d2e6b1c58cfc86ba4b39508d11caa97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a41d1ec68c5c20c7cd2258cc2538d3ce6d2e6b1c58cfc86ba4b39508d11caa97", kill_on_drop: false }`
[INFO] [stdout] a41d1ec68c5c20c7cd2258cc2538d3ce6d2e6b1c58cfc86ba4b39508d11caa97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f7a843589ec697a753a1f459f8179e5ec80d8d22dfc1dad80c60d017ec5c574
[INFO] running `Command { std: "docker" "start" "-a" "2f7a843589ec697a753a1f459f8179e5ec80d8d22dfc1dad80c60d017ec5c574", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.116
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling const-oid v0.6.2
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling num_threads v0.1.3
[INFO] [stderr]    Compiling time-macros v0.2.3
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling base64ct v1.1.1
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling signature v1.5.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling futures-sink v0.3.19
[INFO] [stderr]    Compiling futures-io v0.3.19
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling caret v0.0.3
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling siphasher v0.3.9
[INFO] [stderr]    Compiling crossbeam-utils v0.8.6
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.3
[INFO] [stderr]    Compiling serde_json v1.0.78
[INFO] [stderr]    Compiling weak-table v0.3.2
[INFO] [stderr]    Compiling zstd-safe v4.1.4+zstd.1.5.2
[INFO] [stderr]    Compiling crc32fast v1.3.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling retain_mut v0.1.6
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling bounded-vec-deque v0.1.1
[INFO] [stderr]    Compiling retry-error v0.0.3
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling anyhow v1.0.53
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling atomic v0.5.1
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling thread_local v1.1.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling pem-rfc7468 v0.2.4
[INFO] [stderr]    Compiling num-bigint-dig v0.7.0
[INFO] [stderr]    Compiling tracing-core v0.1.21
[INFO] [stderr]    Compiling sharded-slab v0.1.4
[INFO] [stderr]    Compiling ed25519 v1.3.0
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling libsqlite3-sys v0.23.2
[INFO] [stderr]    Compiling sanitize-filename v0.3.0
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling getrandom v0.2.4
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]    Compiling coarsetime v0.1.21
[INFO] [stderr]    Compiling fslock v0.2.1
[INFO] [stderr]    Compiling memmap2 v0.5.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rlimit v0.6.2
[INFO] [stderr]    Compiling crossbeam-channel v0.5.2
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling directories v4.0.1
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling tokio v1.16.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling shellexpand v2.1.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling async_executors v0.4.2
[INFO] [stderr]    Compiling block-buffer v0.10.0
[INFO] [stderr]    Compiling crypto-common v0.1.1
[INFO] [stderr]    Compiling crypto-bigint v0.2.11
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling cipher v0.3.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling digest v0.10.1
[INFO] [stderr]    Compiling ctr v0.8.0
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling zstd-sys v1.6.3+zstd.1.5.2
[INFO] [stderr]    Compiling lzma-sys v0.1.17
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling hashlink v0.7.0
[INFO] [stderr]    Compiling aes v0.7.5
[INFO] [stderr]    Compiling sha3 v0.10.0
[INFO] [stderr]    Compiling sha-1 v0.10.0
[INFO] [stderr]    Compiling sha2 v0.10.1
[INFO] [stderr]    Compiling hmac v0.12.0
[INFO] [stderr]    Compiling der v0.4.5
[INFO] [stderr]    Compiling hkdf v0.12.2
[INFO] [stderr]    Compiling spki v0.4.1
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling xz2 v0.1.6
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr] error: could not compile `tokio`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name tokio --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-1.16.1/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="bytes"' --cfg 'feature="default"' --cfg 'feature="io-util"' --cfg 'feature="libc"' --cfg 'feature="memchr"' --cfg 'feature="mio"' --cfg 'feature="net"' --cfg 'feature="num_cpus"' --cfg 'feature="once_cell"' --cfg 'feature="rt"' --cfg 'feature="rt-multi-thread"' --cfg 'feature="signal"' --cfg 'feature="signal-hook-registry"' --cfg 'feature="sync"' --cfg 'feature="time"' -C metadata=fee14da99de28640 -C extra-filename=-fee14da99de28640 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-44851e2768c88cca.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-3e3aec0bd0fb5140.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-2dcc6205f23bafab.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-cf9d400430834cc7.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-eb2356aeb2a46bd9.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-5d5fb79f44447b4b.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-02e5e2d23f061f41.rmeta --extern signal_hook_registry=/opt/rustwide/target/debug/deps/libsignal_hook_registry-15d2dfc53d7ab707.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" "2f7a843589ec697a753a1f459f8179e5ec80d8d22dfc1dad80c60d017ec5c574", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f7a843589ec697a753a1f459f8179e5ec80d8d22dfc1dad80c60d017ec5c574", kill_on_drop: false }`
[INFO] [stdout] 2f7a843589ec697a753a1f459f8179e5ec80d8d22dfc1dad80c60d017ec5c574