[INFO] fetching crate growth-ring 0.1.10...
[INFO] testing growth-ring-0.1.10 against 1.49.0 for beta-1.50-1
[INFO] extracting crate growth-ring 0.1.10 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate growth-ring 0.1.10 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 growth-ring 0.1.10
[INFO] finished tweaking crates.io crate growth-ring 0.1.10
[INFO] tweaked toml for crates.io crate growth-ring 0.1.10 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate growth-ring 0.1.10 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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] fff798405399cd14267ca049c49b22c54de45a81f505a18ca881a8d9d6354b45
[INFO] running `Command { std: "docker" "start" "-a" "fff798405399cd14267ca049c49b22c54de45a81f505a18ca881a8d9d6354b45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fff798405399cd14267ca049c49b22c54de45a81f505a18ca881a8d9d6354b45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fff798405399cd14267ca049c49b22c54de45a81f505a18ca881a8d9d6354b45", kill_on_drop: false }`
[INFO] [stdout] fff798405399cd14267ca049c49b22c54de45a81f505a18ca881a8d9d6354b45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 64516657c64dc4a0e4f06222d585181e12b580dc0e6810285b21bde5c4561b1a
[INFO] running `Command { std: "docker" "start" "-a" "64516657c64dc4a0e4f06222d585181e12b580dc0e6810285b21bde5c4561b1a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.2
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling nix v0.19.1
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling libaio-futures v0.1.9
[INFO] [stderr]    Compiling scan_fmt v0.2.5
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/aiofut-9fdf4c86469cfc53.aiofut.8x84e79d-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/aiofut-9fdf4c86469cfc53.aiofut.8x84e79d-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/aiofut-9fdf4c86469cfc53.aiofut.8x84e79d-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/aiofut-9fdf4c86469cfc53.aiofut.8x84e79d-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/aiofut-9fdf4c86469cfc53.aiofut.8x84e79d-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/aiofut-9fdf4c86469cfc53.aiofut.8x84e79d-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/aiofut-9fdf4c86469cfc53.aiofut.8x84e79d-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/aiofut-9fdf4c86469cfc53.aiofut.8x84e79d-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/aiofut-9fdf4c86469cfc53.aiofut.8x84e79d-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/aiofut-9fdf4c86469cfc53.aiofut.8x84e79d-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/aiofut-9fdf4c86469cfc53.aiofut.8x84e79d-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/aiofut-9fdf4c86469cfc53.aiofut.8x84e79d-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/aiofut-9fdf4c86469cfc53.aiofut.8x84e79d-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/aiofut-9fdf4c86469cfc53.aiofut.8x84e79d-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/aiofut-9fdf4c86469cfc53.aiofut.8x84e79d-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/aiofut-9fdf4c86469cfc53.aiofut.8x84e79d-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/libaiofut-9fdf4c86469cfc53.so" "-Wl,--version-script=/tmp/rustcSyfBVz/list" "/opt/rustwide/target/debug/deps/aiofut-9fdf4c86469cfc53.58ncyln3954i8vft.rcgu.o" "-shared" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-laio" "-Wl,-Bstatic" "-Wl,--whole-archive" "/tmp/rustcSyfBVz/libcrossbeam_channel-fa4d2753080d3163.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcSyfBVz/libcrossbeam_utils-dc88ee9ce005ebb6.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcSyfBVz/liblazy_static-7895c92c6d278491.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcSyfBVz/libparking_lot-8b2ac07033a4cf60.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcSyfBVz/libparking_lot_core-b163e46644b6f73f.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcSyfBVz/libsmallvec-2ed169cbd3b878fa.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcSyfBVz/liblock_api-02839c16e23f9787.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcSyfBVz/libscopeguard-61a8585eac99cded.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcSyfBVz/libinstant-be14385df90a384c.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcSyfBVz/libcfg_if-d836a7202f0431f0.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/tmp/rustcSyfBVz/liblibc-675da856250bdc14.rlib" "-Wl,--no-whole-archive" "-Wl,--start-group" "-L" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bdynamic" "-lstd-e12de7683a34c500" "-Wl,--end-group" "-Wl,-Bstatic" "/tmp/rustcSyfBVz/libcompiler_builtins-3f953ad652ab829a.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -laio
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libaio-futures`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "64516657c64dc4a0e4f06222d585181e12b580dc0e6810285b21bde5c4561b1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64516657c64dc4a0e4f06222d585181e12b580dc0e6810285b21bde5c4561b1a", kill_on_drop: false }`
[INFO] [stdout] 64516657c64dc4a0e4f06222d585181e12b580dc0e6810285b21bde5c4561b1a