[INFO] fetching crate git-req 2.2.0...
[INFO] testing git-req-2.2.0 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate git-req 2.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate git-req 2.2.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate git-req 2.2.0
[INFO] finished tweaking crates.io crate git-req 2.2.0
[INFO] tweaked toml for crates.io crate git-req 2.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate git-req 2.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--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 mio v0.6.16
[INFO] [stderr]   Downloaded cookie v0.11.1
[INFO] [stderr]   Downloaded object v0.9.0
[INFO] [stderr]   Downloaded intervaltree v0.2.4
[INFO] [stderr]   Downloaded error-chain v0.12.0
[INFO] [stderr]   Downloaded goblin v0.0.15
[INFO] [stderr]   Downloaded cookie_store v0.5.1
[INFO] [stderr]   Downloaded hyper v0.12.28
[INFO] [stderr]   Downloaded nix v0.11.0
[INFO] [stderr]   Downloaded addr2line v0.7.0
[INFO] [stderr]   Downloaded futures v0.1.26
[INFO] [stderr]   Downloaded findshlibs v0.4.1
[INFO] [stderr]   Downloaded tokio-timer v0.2.10
[INFO] [stderr]   Downloaded cc v1.0.36
[INFO] [stderr]   Downloaded h2 v0.1.18
[INFO] [stderr]   Downloaded cpp_demangle v0.2.12
[INFO] [stderr]   Downloaded gimli v0.16.1
[INFO] [stderr]   Downloaded tokio v0.1.19
[INFO] [stderr]   Downloaded reqwest v0.9.16
[INFO] [stderr]   Downloaded shared_child v0.3.3
[INFO] [stderr]   Downloaded color-backtrace v0.2.2
[INFO] [stderr]   Downloaded bindgen v0.39.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 67f1b10f08937e950fab09c5d4b7c9a6d6ad6b5947fd43d1e6ec1390cd2fb200
[INFO] running `Command { std: "docker" "start" "-a" "67f1b10f08937e950fab09c5d4b7c9a6d6ad6b5947fd43d1e6ec1390cd2fb200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67f1b10f08937e950fab09c5d4b7c9a6d6ad6b5947fd43d1e6ec1390cd2fb200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67f1b10f08937e950fab09c5d4b7c9a6d6ad6b5947fd43d1e6ec1390cd2fb200", kill_on_drop: false }`
[INFO] [stdout] 67f1b10f08937e950fab09c5d4b7c9a6d6ad6b5947fd43d1e6ec1390cd2fb200
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf20a05c01c97bd9f7fe87ddd5cd362b808f8088e5aaceda3d07a5f89c957701
[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" "cf20a05c01c97bd9f7fe87ddd5cd362b808f8088e5aaceda3d07a5f89c957701", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling cc v1.0.36
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling smallvec v0.6.9
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling futures v0.1.26
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.14
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling string v0.1.3
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling roff v0.1.0
[INFO] [stderr]    Compiling encoding_rs v0.8.17
[INFO] [stderr]    Compiling rgb v0.8.14
[INFO] [stderr]    Compiling shellexpand v1.0.0
[INFO] [stderr]    Compiling tokio-trace-core v0.1.0
[INFO] [stderr]    Compiling backtrace v0.3.15
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling unicase v2.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling cpp_demangle v0.2.12
[INFO] [stderr]    Compiling miniz_oxide v0.2.1
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling uuid v0.6.5
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling findshlibs v0.4.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling intervaltree v0.2.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling yaml-rust v0.4.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling tabwriter v1.1.0
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]    Compiling man v0.3.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.1
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]    Compiling tokio-executor v0.1.7
[INFO] [stderr]    Compiling tokio-sync v0.1.5
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling mime v0.3.13
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling parity-wasm v0.31.3
[INFO] [stderr]    Compiling gimli v0.16.1
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling tokio-timer v0.2.10
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling shared_child v0.3.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.6/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 -C metadata=019ce63d32fd324a -C extra-filename=-019ce63d32fd324a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ucd_util=/opt/rustwide/target/debug/deps/libucd_util-614f2a2fa553724d.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" "cf20a05c01c97bd9f7fe87ddd5cd362b808f8088e5aaceda3d07a5f89c957701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf20a05c01c97bd9f7fe87ddd5cd362b808f8088e5aaceda3d07a5f89c957701", kill_on_drop: false }`
[INFO] [stdout] cf20a05c01c97bd9f7fe87ddd5cd362b808f8088e5aaceda3d07a5f89c957701
