[INFO] fetching crate deltamap 0.2.2...
[INFO] testing deltamap-0.2.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate deltamap 0.2.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate deltamap 0.2.2 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 deltamap 0.2.2
[INFO] finished tweaking crates.io crate deltamap 0.2.2
[INFO] tweaked toml for crates.io crate deltamap 0.2.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded deflate v0.7.20
[INFO] [stderr]   Downloaded core-graphics v0.17.3
[INFO] [stderr]   Downloaded android_glue v0.2.3
[INFO] [stderr]   Downloaded approx v0.1.1
[INFO] [stderr]   Downloaded env_logger v0.6.2
[INFO] [stderr]   Downloaded cgl v0.2.3
[INFO] [stderr]   Downloaded lock_api v0.1.5
[INFO] [stderr]   Downloaded cgmath v0.16.1
[INFO] [stderr]   Downloaded gleam v0.6.19
[INFO] [stderr]   Downloaded inflate v0.4.5
[INFO] [stderr]   Downloaded wayland-client v0.21.13
[INFO] [stderr]   Downloaded gif v0.10.3
[INFO] [stderr]   Downloaded libloading v0.6.6
[INFO] [stderr]   Downloaded dlib v0.4.2
[INFO] [stderr]   Downloaded gl_generator v0.13.1
[INFO] [stderr]   Downloaded andrew v0.2.1
[INFO] [stderr]   Downloaded shared_library v0.1.9
[INFO] [stderr]   Downloaded osmpbf v0.1.17
[INFO] [stderr]   Downloaded parking_lot_core v0.4.0
[INFO] [stderr]   Downloaded osmesa-sys v0.1.2
[INFO] [stderr]   Downloaded memmap v0.7.0
[INFO] [stderr]   Downloaded scopeguard v0.3.3
[INFO] [stderr]   Downloaded core-foundation-sys v0.6.2
[INFO] [stderr]   Downloaded wayland-protocols v0.21.13
[INFO] [stderr]   Downloaded parking_lot v0.7.1
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.4.6
[INFO] [stderr]   Downloaded image v0.20.1
[INFO] [stderr]   Downloaded protobuf v2.10.1
[INFO] [stderr]   Downloaded tiff v0.2.2
[INFO] [stderr]   Downloaded rusttype v0.7.9
[INFO] [stderr]   Downloaded nix v0.14.1
[INFO] [stderr]   Downloaded glutin v0.19.0
[INFO] [stderr]   Downloaded winit v0.18.1
[INFO] [stderr]   Downloaded khronos_api v3.1.0
[INFO] [stderr]   Downloaded gl_generator v0.10.0
[INFO] [stderr]   Downloaded approx v0.3.2
[INFO] [stderr]   Downloaded objc v0.2.7
[INFO] [stderr]   Downloaded directories v1.0.2
[INFO] [stderr]   Downloaded gl v0.11.0
[INFO] [stderr]   Downloaded malloc_buf v0.0.6
[INFO] [stderr]   Downloaded rusttype v0.8.3
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.20
[INFO] [stderr]   Downloaded lzw v0.10.0
[INFO] [stderr]   Downloaded line_drawing v0.7.0
[INFO] [stderr]   Downloaded block v0.1.6
[INFO] [stderr]   Downloaded stb_truetype v0.3.1
[INFO] [stderr]   Downloaded wayland-scanner v0.21.13
[INFO] [stderr]   Downloaded x11-dl v2.18.5
[INFO] [stderr]   Downloaded wayland-sys v0.21.13
[INFO] [stderr]   Downloaded png v0.12.0
[INFO] [stderr]   Downloaded num-rational v0.2.4
[INFO] [stderr]   Downloaded num-derive v0.2.5
[INFO] [stderr]   Downloaded core-foundation v0.6.4
[INFO] [stderr]   Downloaded cocoa v0.18.5
[INFO] [stderr]   Downloaded wayland-commons v0.21.13
[INFO] [stderr]   Downloaded scoped_threadpool v0.1.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4be5bb847e9e51fc91e213d0ad732069215be94b9536732ea96c79f254574b2e
[INFO] running `Command { std: "docker" "start" "-a" "4be5bb847e9e51fc91e213d0ad732069215be94b9536732ea96c79f254574b2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4be5bb847e9e51fc91e213d0ad732069215be94b9536732ea96c79f254574b2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4be5bb847e9e51fc91e213d0ad732069215be94b9536732ea96c79f254574b2e", kill_on_drop: false }`
[INFO] [stdout] 4be5bb847e9e51fc91e213d0ad732069215be94b9536732ea96c79f254574b2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] caa6a915f8fce2653312145e2daf9bf7d88fbd0544a26d2e6b954a04cb3ae7b1
[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" "caa6a915f8fce2653312145e2daf9bf7d88fbd0544a26d2e6b954a04cb3ae7b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling const_fn v0.4.4
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling object v0.22.0
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling protobuf v2.10.1
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling encoding_rs v0.8.26
[INFO] [stderr]    Compiling dtoa v0.4.7
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling approx v0.1.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling tokio-sync v0.1.8
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling libloading v0.6.6
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling gif v0.10.3
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling dlib v0.4.2
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling directories v1.0.2
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]    Compiling wayland-sys v0.21.13
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling addr2line v0.14.1
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling tokio-executor v0.1.10
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]    Compiling publicsuffix v1.5.4
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling glutin v0.19.0
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]    Compiling deltamap v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
[INFO] [stderr] error: could not compile `protobuf`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name protobuf /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/protobuf-2.10.1/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=76a3e9d48608fd5b -C extra-filename=-76a3e9d48608fd5b --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" "caa6a915f8fce2653312145e2daf9bf7d88fbd0544a26d2e6b954a04cb3ae7b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caa6a915f8fce2653312145e2daf9bf7d88fbd0544a26d2e6b954a04cb3ae7b1", kill_on_drop: false }`
[INFO] [stdout] caa6a915f8fce2653312145e2daf9bf7d88fbd0544a26d2e6b954a04cb3ae7b1