[INFO] updating cached repository https://github.com/yxProgramming/APEX-2020-FRC-Code
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 49b0e7e62048efccc67e79c9c676c5ea6c3f5952
[INFO] testing yxProgramming/APEX-2020-FRC-Code against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FyxProgramming%2FAPEX-2020-FRC-Code" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  87% (27/31)   
Checking out files:  90% (28/31)   
Checking out files:  93% (29/31)   
Checking out files:  96% (30/31)   
Checking out files: 100% (31/31)   
Checking out files: 100% (31/31), done.
[INFO] validating manifest of git repo https://github.com/yxProgramming/APEX-2020-FRC-Code on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-8/source/.cargo/config
[INFO] started tweaking git repo https://github.com/yxProgramming/APEX-2020-FRC-Code
[INFO] finished tweaking git repo https://github.com/yxProgramming/APEX-2020-FRC-Code
[INFO] tweaked toml for git repo https://github.com/yxProgramming/APEX-2020-FRC-Code written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/yxProgramming/APEX-2020-FRC-Code already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c54622cb30a0cc5c94eaf7c5a795eb2c8dfcbb1b10548381cc881f74daf2f03
[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" "1c54622cb30a0cc5c94eaf7c5a795eb2c8dfcbb1b10548381cc881f74daf2f03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c54622cb30a0cc5c94eaf7c5a795eb2c8dfcbb1b10548381cc881f74daf2f03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c54622cb30a0cc5c94eaf7c5a795eb2c8dfcbb1b10548381cc881f74daf2f03", kill_on_drop: false }`
[INFO] [stdout] 1c54622cb30a0cc5c94eaf7c5a795eb2c8dfcbb1b10548381cc881f74daf2f03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec0c2c8d89c535b6827d40e3bfe1eefc8f93b93881fa3006a785564baa0f1d39
[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" "ec0c2c8d89c535b6827d40e3bfe1eefc8f93b93881fa3006a785564baa0f1d39", kill_on_drop: false }`
[INFO] [stderr]    Compiling wpilib-sys v0.4.0
[INFO] [stderr]    Compiling wpilib v0.4.0
[INFO] [stderr]    Compiling frc_robot_2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `robot`
[INFO] [stdout]  --> src/main.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let robot = RobotBase::new().expect("HAL FAILED");
[INFO] [stdout]   |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_robot`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/frc_robot_2020-afd45a471eb48c77.frc_robot_2020.c0wsrjj8-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/frc_robot_2020-afd45a471eb48c77.frc_robot_2020.c0wsrjj8-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/frc_robot_2020-afd45a471eb48c77.frc_robot_2020.c0wsrjj8-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/frc_robot_2020-afd45a471eb48c77.frc_robot_2020.c0wsrjj8-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/frc_robot_2020-afd45a471eb48c77.frc_robot_2020.c0wsrjj8-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/frc_robot_2020-afd45a471eb48c77.frc_robot_2020.c0wsrjj8-cgu.5.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/frc_robot_2020-afd45a471eb48c77" "/opt/rustwide/target/debug/deps/frc_robot_2020-afd45a471eb48c77.1y02yibd42276mth.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wpilib-sys-0.4.0/lib" "-L" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libwpilib-b7ad9d63ba9ff99d.rlib" "/opt/rustwide/target/debug/deps/libwpilib_sys-8fc18e6c48e16489.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-660ab907323d6aba.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-8bb11f807a7b6b4c.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-ca8087507780d964.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-259c92b387c1c166.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-16e0a2fbbb8e14b3.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-8a1651b8e23d2aaf.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-23bdd98b0574083e.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-855a92055ec33e2e.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-24c70dd44fbacdfb.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-b326273841bae587.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-ac3c1f0e16507051.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a5729542b65954aa.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-09bd1119ab1cad7d.rlib" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9a787681bfbeaf61.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.45.2-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-5a0398ee67f74664.rlib" "-Wl,-Bdynamic" "-lFRC_NetworkCommunication" "-lNiFpga" "-lNiFpgaLv" "-lniriodevenum" "-lniriosession" "-lNiRioSrv" "-lRoboRIO_FRC_ChipObject" "-lvisa" "-lwpiHal" "-lwpiutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: /usr/bin/ld: skipping incompatible /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wpilib-sys-0.4.0/lib/libFRC_NetworkCommunication.so when searching for -lFRC_NetworkCommunication
[INFO] [stdout]           /usr/bin/ld: cannot find -lFRC_NetworkCommunication
[INFO] [stdout]           /usr/bin/ld: skipping incompatible /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wpilib-sys-0.4.0/lib/libNiFpga.so when searching for -lNiFpga
[INFO] [stdout]           /usr/bin/ld: cannot find -lNiFpga
[INFO] [stdout]           /usr/bin/ld: skipping incompatible /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wpilib-sys-0.4.0/lib/libNiFpgaLv.so when searching for -lNiFpgaLv
[INFO] [stdout]           /usr/bin/ld: cannot find -lNiFpgaLv
[INFO] [stdout]           /usr/bin/ld: skipping incompatible /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wpilib-sys-0.4.0/lib/libniriodevenum.so when searching for -lniriodevenum
[INFO] [stdout]           /usr/bin/ld: cannot find -lniriodevenum
[INFO] [stdout]           /usr/bin/ld: skipping incompatible /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wpilib-sys-0.4.0/lib/libniriosession.so when searching for -lniriosession
[INFO] [stdout]           /usr/bin/ld: cannot find -lniriosession
[INFO] [stdout]           /usr/bin/ld: skipping incompatible /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wpilib-sys-0.4.0/lib/libNiRioSrv.so when searching for -lNiRioSrv
[INFO] [stdout]           /usr/bin/ld: cannot find -lNiRioSrv
[INFO] [stdout]           /usr/bin/ld: skipping incompatible /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wpilib-sys-0.4.0/lib/libRoboRIO_FRC_ChipObject.so when searching for -lRoboRIO_FRC_ChipObject
[INFO] [stdout]           /usr/bin/ld: cannot find -lRoboRIO_FRC_ChipObject
[INFO] [stdout]           /usr/bin/ld: skipping incompatible /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wpilib-sys-0.4.0/lib/libvisa.so when searching for -lvisa
[INFO] [stdout]           /usr/bin/ld: cannot find -lvisa
[INFO] [stdout]           /usr/bin/ld: skipping incompatible /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wpilib-sys-0.4.0/lib/libwpiHal.so when searching for -lwpiHal
[INFO] [stdout]           /usr/bin/ld: cannot find -lwpiHal
[INFO] [stdout]           /usr/bin/ld: skipping incompatible /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wpilib-sys-0.4.0/lib/libwpiutil.so when searching for -lwpiutil
[INFO] [stdout]           /usr/bin/ld: cannot find -lwpiutil
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `frc_robot_2020`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "ec0c2c8d89c535b6827d40e3bfe1eefc8f93b93881fa3006a785564baa0f1d39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec0c2c8d89c535b6827d40e3bfe1eefc8f93b93881fa3006a785564baa0f1d39", kill_on_drop: false }`
[INFO] [stdout] ec0c2c8d89c535b6827d40e3bfe1eefc8f93b93881fa3006a785564baa0f1d39