[INFO] fetching crate robopilot 0.3.1...
[INFO] testing robopilot-0.3.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate robopilot 0.3.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate robopilot 0.3.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate robopilot 0.3.1
[INFO] finished tweaking crates.io crate robopilot 0.3.1
[INFO] tweaked toml for crates.io crate robopilot 0.3.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate robopilot 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 791abdceecb9a72bcfb6c49efe741f116bad7d86c3287d2ca8fb5f79357103a6
[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" "791abdceecb9a72bcfb6c49efe741f116bad7d86c3287d2ca8fb5f79357103a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "791abdceecb9a72bcfb6c49efe741f116bad7d86c3287d2ca8fb5f79357103a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "791abdceecb9a72bcfb6c49efe741f116bad7d86c3287d2ca8fb5f79357103a6", kill_on_drop: false }`
[INFO] [stdout] 791abdceecb9a72bcfb6c49efe741f116bad7d86c3287d2ca8fb5f79357103a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d392a8a6ef333aed61516cab613f001e7cb38ade0ac5bc722f893cc31af97c2a
[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" "d392a8a6ef333aed61516cab613f001e7cb38ade0ac5bc722f893cc31af97c2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling input-event-codes v0.2.1
[INFO] [stderr]    Compiling process_list v0.2.1
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling enigo v0.0.14
[INFO] [stderr]    Compiling device_query v0.2.8
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling robopilot v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `record`
[INFO] [stdout]   --> src/db/mod.rs:64:26
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn delete(&self, record: Recording) {}
[INFO] [stdout]    |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_record`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `delete`
[INFO] [stdout]   --> src/db/mod.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |     pub fn delete(&self, record: Recording) {}
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/robopilot-ec4672d624fdc07e.robopilot.c8c1f2b1-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/robopilot-ec4672d624fdc07e.robopilot.c8c1f2b1-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/robopilot-ec4672d624fdc07e.robopilot.c8c1f2b1-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/robopilot-ec4672d624fdc07e.robopilot.c8c1f2b1-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/robopilot-ec4672d624fdc07e.robopilot.c8c1f2b1-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/robopilot-ec4672d624fdc07e.robopilot.c8c1f2b1-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/robopilot-ec4672d624fdc07e.robopilot.c8c1f2b1-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/robopilot-ec4672d624fdc07e.robopilot.c8c1f2b1-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/robopilot-ec4672d624fdc07e.robopilot.c8c1f2b1-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/robopilot-ec4672d624fdc07e.robopilot.c8c1f2b1-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/robopilot-ec4672d624fdc07e.robopilot.c8c1f2b1-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/robopilot-ec4672d624fdc07e.robopilot.c8c1f2b1-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/robopilot-ec4672d624fdc07e.robopilot.c8c1f2b1-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/robopilot-ec4672d624fdc07e.robopilot.c8c1f2b1-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/robopilot-ec4672d624fdc07e.robopilot.c8c1f2b1-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/robopilot-ec4672d624fdc07e.robopilot.c8c1f2b1-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/robopilot-ec4672d624fdc07e.2er53lf5ir9ii1u9.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/usr/lib/x86_64-linux-gnu" "-L" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libtoml-ca42134d30cc396d.rlib" "/opt/rustwide/target/debug/deps/libclap-fbf5155b3f577067.rlib" "/opt/rustwide/target/debug/deps/libvec_map-5f104c2ee05f26e6.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-349506f3b2349b3f.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-05a4b639dec6224c.rlib" "/opt/rustwide/target/debug/deps/libstrsim-0fc606efc91e3789.rlib" "/opt/rustwide/target/debug/deps/libbitflags-117d41ac256572da.rlib" "/opt/rustwide/target/debug/deps/libatty-579338e150710659.rlib" "/opt/rustwide/target/debug/deps/libansi_term-329dab68dba20daf.rlib" "/opt/rustwide/target/debug/deps/libenigo-0613ae2c3fa90f9b.rlib" "/opt/rustwide/target/debug/deps/libdevice_query-ea8654a038e6f957.rlib" "/opt/rustwide/target/debug/deps/libx11-e044ebfcfe030ada.rlib" "/opt/rustwide/target/debug/deps/libinput_event_codes-40f4ea77c03127ef.rlib" "/opt/rustwide/target/debug/deps/libserde-c13869ada43dfad8.rlib" "/opt/rustwide/target/debug/deps/libchrono-1f021f860554d05d.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-57190017cbe175ef.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-36550ce66ce5d1f4.rlib" "/opt/rustwide/target/debug/deps/libtime-254b7de228bc7ddf.rlib" "/opt/rustwide/target/debug/deps/liblibc-ae73e7943bf44393.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-008055cc7d873802.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-06f01ac2578bda94.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-f9a3c3274a1835e0.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-d4cbb754ee9f4daa.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-95c14e1c1e3ebcc4.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d489f0ca872880cc.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-75f07df0b18fea39.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-0c35b278736219a2.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-e530649c9a06e3c6.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-6b148909d375a785.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-cd15fa647f4775d1.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-74be3a703f788ba2.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-8f2c5b445c28b2e3.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-8480e85e0be96197.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-ac23a75f6f42004e.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-557ba8776e04d182.rlib" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-4beb03d03503c439.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-dd7db1bec6909f24.rlib" "-Wl,-Bdynamic" "-lxdo" "-ldl" "-lX11" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.55.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/robopilot-ec4672d624fdc07e" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lxdo
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `robopilot` due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "d392a8a6ef333aed61516cab613f001e7cb38ade0ac5bc722f893cc31af97c2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d392a8a6ef333aed61516cab613f001e7cb38ade0ac5bc722f893cc31af97c2a", kill_on_drop: false }`
[INFO] [stdout] d392a8a6ef333aed61516cab613f001e7cb38ade0ac5bc722f893cc31af97c2a