[INFO] fetching crate leanshot 0.4.0-rc...
[INFO] testing leanshot-0.4.0-rc against 1.49.0 for beta-1.50-1
[INFO] extracting crate leanshot 0.4.0-rc into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate leanshot 0.4.0-rc 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 leanshot 0.4.0-rc
[INFO] finished tweaking crates.io crate leanshot 0.4.0-rc
[INFO] tweaked toml for crates.io crate leanshot 0.4.0-rc written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate leanshot 0.4.0-rc 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 10eac44551bcace8b8ca0dbed8b040c856104f1685353dbbcd922e30202b2f04
[INFO] running `Command { std: "docker" "start" "-a" "10eac44551bcace8b8ca0dbed8b040c856104f1685353dbbcd922e30202b2f04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10eac44551bcace8b8ca0dbed8b040c856104f1685353dbbcd922e30202b2f04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10eac44551bcace8b8ca0dbed8b040c856104f1685353dbbcd922e30202b2f04", kill_on_drop: false }`
[INFO] [stdout] 10eac44551bcace8b8ca0dbed8b040c856104f1685353dbbcd922e30202b2f04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] b7f3fc8ac9bfc65559aca2082fa9642c52c59aedf138d20d76ab690770ba42d8
[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" "b7f3fc8ac9bfc65559aca2082fa9642c52c59aedf138d20d76ab690770ba42d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.55
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling stderrlog v0.5.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling xcb-util v0.3.0
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling leanshot v0.4.0-rc (/opt/rustwide/workdir)
[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/leanshot-ea9a8f54f4d1a60d.leanshot.4i6lnvny-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/leanshot-ea9a8f54f4d1a60d.leanshot.4i6lnvny-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/leanshot-ea9a8f54f4d1a60d.leanshot.4i6lnvny-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/leanshot-ea9a8f54f4d1a60d.leanshot.4i6lnvny-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/leanshot-ea9a8f54f4d1a60d.leanshot.4i6lnvny-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/leanshot-ea9a8f54f4d1a60d.leanshot.4i6lnvny-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/leanshot-ea9a8f54f4d1a60d.leanshot.4i6lnvny-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/leanshot-ea9a8f54f4d1a60d.leanshot.4i6lnvny-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/leanshot-ea9a8f54f4d1a60d.leanshot.4i6lnvny-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/leanshot-ea9a8f54f4d1a60d.leanshot.4i6lnvny-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/leanshot-ea9a8f54f4d1a60d.leanshot.4i6lnvny-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/leanshot-ea9a8f54f4d1a60d.leanshot.4i6lnvny-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/leanshot-ea9a8f54f4d1a60d.leanshot.4i6lnvny-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/leanshot-ea9a8f54f4d1a60d.leanshot.4i6lnvny-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/leanshot-ea9a8f54f4d1a60d.leanshot.4i6lnvny-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/leanshot-ea9a8f54f4d1a60d.leanshot.4i6lnvny-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/leanshot-ea9a8f54f4d1a60d" "/opt/rustwide/target/debug/deps/leanshot-ea9a8f54f4d1a60d.3a1r20apa2dzykkm.rcgu.o" "-Wl,--gc-sections" "-pie" "-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" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libstderrlog-9879ef12d94de4a9.rlib" "/opt/rustwide/target/debug/deps/libthread_local-76e36b18ae5ab5a5.rlib" "/opt/rustwide/target/debug/deps/libtermcolor-57c3f695e7f9ae9b.rlib" "/opt/rustwide/target/debug/deps/libchrono-b5f5958dd711ad03.rlib" "/opt/rustwide/target/debug/deps/libtime-5b171a24a07e4026.rlib" "/opt/rustwide/target/debug/deps/libstructopt-bab067a6797034f4.rlib" "/opt/rustwide/target/debug/deps/libclap-55c0c88d018a5e9d.rlib" "/opt/rustwide/target/debug/deps/libvec_map-97b2d50686bf36e9.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-c6e5ad5dd55bdd8b.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-6a2548713a451fe0.rlib" "/opt/rustwide/target/debug/deps/libstrsim-8b805b0832095d99.rlib" "/opt/rustwide/target/debug/deps/libatty-a56a033fb6ef07fa.rlib" "/opt/rustwide/target/debug/deps/libansi_term-017778a055950e81.rlib" "/opt/rustwide/target/debug/deps/libxcb_util-f2aa7fc0326dd312.rlib" "/opt/rustwide/target/debug/deps/libxcb-4cfb777c9896aec1.rlib" "/opt/rustwide/target/debug/deps/libimage-abd98ebb74c48228.rlib" "/opt/rustwide/target/debug/deps/libbytemuck-35d08fb96e5cf6ad.rlib" "/opt/rustwide/target/debug/deps/libpng-69069960d20f31ca.rlib" "/opt/rustwide/target/debug/deps/libminiz_oxide-6c5259b613b84b2e.rlib" "/opt/rustwide/target/debug/deps/libcrc32fast-78c4a06097ec9217.rlib" "/opt/rustwide/target/debug/deps/libdeflate-a011f9418abca9a1.rlib" "/opt/rustwide/target/debug/deps/libadler32-d0c8907caa249e4c.rlib" "/opt/rustwide/target/debug/deps/libbitflags-de31228f2c0549ed.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-b6d0f3cdab9cfea6.rlib" "/opt/rustwide/target/debug/deps/libscoped_threadpool-46227cba77bf068c.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-b3dc893e5d7fe5ce.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-73e7d9e8f30f3109.rlib" "/opt/rustwide/target/debug/deps/libgif-e5a875d48bbaffd3.rlib" "/opt/rustwide/target/debug/deps/libcolor_quant-43f6f2b0a28d0a7b.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-18626a41c01c6e49.rlib" "/opt/rustwide/target/debug/deps/libtiff-408889c47b333413.rlib" "/opt/rustwide/target/debug/deps/libweezl-651527c9409bda56.rlib" "/opt/rustwide/target/debug/deps/libminiz_oxide-36a836df640a0e5d.rlib" "/opt/rustwide/target/debug/deps/libadler-797761d55cc6d77d.rlib" "/opt/rustwide/target/debug/deps/libjpeg_decoder-e64f966363ea3dfa.rlib" "/opt/rustwide/target/debug/deps/librayon-14343233beda00e4.rlib" "/opt/rustwide/target/debug/deps/librayon_core-47879ac6f238d205.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-ab9a9891b67f4402.rlib" "/opt/rustwide/target/debug/deps/liblibc-e0846f52673851a4.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_deque-6d22e3ca0113427c.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_epoch-ebd1b7f5d6357f15.rlib" "/opt/rustwide/target/debug/deps/libmemoffset-83c0b633c61cea0e.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-61a8585eac99cded.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_channel-e04655e2ef092aee.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-a00feec9ee9478ed.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-7895c92c6d278491.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-d836a7202f0431f0.rlib" "/opt/rustwide/target/debug/deps/libeither-6531171134b8f25b.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-04b16b37fbc1beb3.rlib" "/opt/rustwide/target/debug/deps/libanyhow-19aa9b11d8a77438.rlib" "/opt/rustwide/target/debug/deps/liblog-e85f58044ae91ffe.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-b10e0993eefc366b.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-e12de7683a34c500.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-446a53c2e468675f.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-86fef9fb252a2d33.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-3bed9bfd30304751.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0e38eeb474a7b386.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-a846ed547b824740.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-c9540f0a4fb9265d.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-7d2ca66c92c356eb.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-147e2c808f949493.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-bd2a4369506670e9.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74bfdd0ce7d0ed48.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6777f47f1c491841.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-b104f1790174f2be.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-db37898996f45c13.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-25b7435131fc4938.rlib" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9d4b6f3c097e876e.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.49.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-3f953ad652ab829a.rlib" "-Wl,-Bdynamic" "-lxcb-image" "-lxcb" "-lxcb" "-lxcb" "-lxcb" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lxcb-image
[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 `leanshot`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "b7f3fc8ac9bfc65559aca2082fa9642c52c59aedf138d20d76ab690770ba42d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7f3fc8ac9bfc65559aca2082fa9642c52c59aedf138d20d76ab690770ba42d8", kill_on_drop: false }`
[INFO] [stdout] b7f3fc8ac9bfc65559aca2082fa9642c52c59aedf138d20d76ab690770ba42d8