[INFO] cloning repository https://github.com/DarkPhoeniz/rc-switcher-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DarkPhoeniz/rc-switcher-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDarkPhoeniz%2Frc-switcher-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDarkPhoeniz%2Frc-switcher-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 96fc4fb23878fba54230fd8b00f1d3862d2bb85d
[INFO] testing DarkPhoeniz/rc-switcher-rust against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDarkPhoeniz%2Frc-switcher-rust" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DarkPhoeniz/rc-switcher-rust 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] removed /workspace/builds/worker-6/source/.cargo/config
[INFO] started tweaking git repo https://github.com/DarkPhoeniz/rc-switcher-rust
[INFO] finished tweaking git repo https://github.com/DarkPhoeniz/rc-switcher-rust
[INFO] tweaked toml for git repo https://github.com/DarkPhoeniz/rc-switcher-rust written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/DarkPhoeniz/rc-switcher-rust 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 44dfab80acfa0f29b81ab537e4f460efb502eac8cc44bea65f333dcd6017c834
[INFO] running `Command { std: "docker" "start" "-a" "44dfab80acfa0f29b81ab537e4f460efb502eac8cc44bea65f333dcd6017c834", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44dfab80acfa0f29b81ab537e4f460efb502eac8cc44bea65f333dcd6017c834", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44dfab80acfa0f29b81ab537e4f460efb502eac8cc44bea65f333dcd6017c834", kill_on_drop: false }`
[INFO] [stdout] 44dfab80acfa0f29b81ab537e4f460efb502eac8cc44bea65f333dcd6017c834
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 9670bbfd30e93f3f5f53b9905c8798f82a7c4a07534ce70f09601f42d5523731
[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" "9670bbfd30e93f3f5f53b9905c8798f82a7c4a07534ce70f09601f42d5523731", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling cortex-m v0.6.1
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling vcell v0.1.2
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling cortex-m-rt v0.6.10
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling heapless v0.4.4
[INFO] [stderr]    Compiling cortex-m v0.5.10
[INFO] [stderr]    Compiling stm32f1 v0.8.0
[INFO] [stderr]    Compiling aligned v0.2.0
[INFO] [stderr]    Compiling nb v0.1.2
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling cortex-m-rtfm v0.4.3
[INFO] [stderr]    Compiling cast v0.2.2
[INFO] [stderr]    Compiling rc-switcher-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling panic-halt v0.2.0
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling embedded-hal v0.2.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling hash32 v0.1.0
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling generic-array v0.11.1
[INFO] [stderr]    Compiling as-slice v0.1.0
[INFO] [stderr]    Compiling aligned v0.3.1
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.5
[INFO] [stderr]    Compiling owned-singleton-macros v0.1.0
[INFO] [stderr]    Compiling cortex-m-rtfm-macros v0.4.3
[INFO] [stderr]    Compiling owned-singleton v0.1.0
[INFO] [stderr]    Compiling stm32f1xx-hal v0.4.0
[INFO] [stdout] warning: attribute should be applied to a function or static
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![no_mangle]
[INFO] [stdout]   | ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/main.rs:40:1
[INFO] [stdout]    |
[INFO] [stdout] 40 | #[app(device = stm32f1::stm32f103)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/main.rs:40:1
[INFO] [stdout]    |
[INFO] [stdout] 40 | #[app(device = stm32f1::stm32f103)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in an attribute macro (in Nightly builds, run with -Z macro-backtrace for more info)
[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" "-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/rc_switcher_rust-38b8b5d48384f2a8.rc_switcher_rust.ef9u1gc1-cgu.0.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/rc_switcher_rust-38b8b5d48384f2a8" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/rc-switcher-rust-d0a775225bc81d25/out" "-L" "/opt/rustwide/target/debug/build/cortex-m-rt-c93ba7b8b0df1b36/out" "-L" "/opt/rustwide/target/debug/build/stm32f1-225b3e7de68168e1/out" "-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/librtfm-9da36aba54f7c81c.rlib" "/opt/rustwide/target/debug/deps/libheapless-510fb3778764e1cd.rlib" "/opt/rustwide/target/debug/deps/libhash32-7fa3e5d0865127f9.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-bf960ab00e30d29d.rlib" "/opt/rustwide/target/debug/deps/libgeneric_array-7821aedcd284b3c3.rlib" "/opt/rustwide/target/debug/deps/libcortex_m-6e31a5c2a5fdc4c0.rlib" "/opt/rustwide/target/debug/deps/libaligned-6e7c85d9bbac2eb4.rlib" "/opt/rustwide/target/debug/deps/libstm32f1xx_hal-11e2ef22c2f366a2.rlib" "/opt/rustwide/target/debug/deps/libcast-38307510d8dcfc88.rlib" "/opt/rustwide/target/debug/deps/libstm32f1-5eb7c20270c2234d.rlib" "/opt/rustwide/target/debug/deps/libcortex_m_rt-53ea0ada254136bb.rlib" "/opt/rustwide/target/debug/deps/libr0-cb820ef20123ba2a.rlib" "/opt/rustwide/target/debug/deps/libcortex_m-61f6edf74dd97503.rlib" "/opt/rustwide/target/debug/deps/libvolatile_register-a1e623190d3109de.rlib" "/opt/rustwide/target/debug/deps/libvcell-afb83aec6408adff.rlib" "/opt/rustwide/target/debug/deps/libbare_metal-f73ead71055a3ce0.rlib" "/opt/rustwide/target/debug/deps/libaligned-f5baa83c233aed26.rlib" "/opt/rustwide/target/debug/deps/libas_slice-850c9f725ddc71a6.rlib" "/opt/rustwide/target/debug/deps/libstable_deref_trait-2ebad9e29cede24a.rlib" "/opt/rustwide/target/debug/deps/libgeneric_array-d7bd08b3043d89dc.rlib" "/opt/rustwide/target/debug/deps/libtypenum-bcbeaef38160f0e7.rlib" "/opt/rustwide/target/debug/deps/libembedded_hal-949ed2b497807e43.rlib" "/opt/rustwide/target/debug/deps/libvoid-b1d38ead6fe06a42.rlib" "/opt/rustwide/target/debug/deps/libnb-e9270feca9b5fcd7.rlib" "-Wl,--start-group" "/opt/rustwide/target/debug/deps/libpanic_halt-45328c7c8a63c149.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"
[INFO] [stdout]   = note: /usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/Scrt1.o: in function `_start':
[INFO] [stdout]           (.text+0x16): undefined reference to `__libc_csu_fini'
[INFO] [stdout]           /usr/bin/ld: (.text+0x1d): undefined reference to `__libc_csu_init'
[INFO] [stdout]           /usr/bin/ld: (.text+0x2a): undefined reference to `__libc_start_main'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rc_switcher_rust-38b8b5d48384f2a8.rc_switcher_rust.ef9u1gc1-cgu.0.rcgu.o: in function `stm32f1xx_hal::rcc::CFGR::pclk1':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stm32f1xx-hal-0.4.0/src/rcc.rs:147: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rc_switcher_rust-38b8b5d48384f2a8.rc_switcher_rust.ef9u1gc1-cgu.0.rcgu.o: in function `stm32f1xx_hal::rcc::CFGR::sysclk':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/stm32f1xx-hal-0.4.0/src/rcc.rs:165: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rc_switcher_rust-38b8b5d48384f2a8.rc_switcher_rust.ef9u1gc1-cgu.0.rcgu.o: in function `core::intrinsics::copy_nonoverlapping':
[INFO] [stdout]           /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/intrinsics.rs:1860: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rc_switcher_rust-38b8b5d48384f2a8.rc_switcher_rust.ef9u1gc1-cgu.0.rcgu.o: in function `core::ptr::write_volatile':
[INFO] [stdout]           /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ptr/mod.rs:1124: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rc_switcher_rust-38b8b5d48384f2a8.rc_switcher_rust.ef9u1gc1-cgu.0.rcgu.o: in function `core::ptr::write_volatile':
[INFO] [stdout]           /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ptr/mod.rs:1124: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rc_switcher_rust-38b8b5d48384f2a8.rc_switcher_rust.ef9u1gc1-cgu.0.rcgu.o:/rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ptr/mod.rs:1124: more undefined references to `memcpy' follow
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rc_switcher_rust-38b8b5d48384f2a8.rc_switcher_rust.ef9u1gc1-cgu.0.rcgu.o: in function `rc_switcher_rust::dma_serial::dma_serial1::Buffer::new':
[INFO] [stdout]           /opt/rustwide/workdir/src/dma_serial.rs:37: undefined reference to `memset'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rc_switcher_rust-38b8b5d48384f2a8.rc_switcher_rust.ef9u1gc1-cgu.0.rcgu.o: in function `rc_switcher_rust::dma_serial::dma_serial2::Buffer::new':
[INFO] [stdout]           /opt/rustwide/workdir/src/dma_serial.rs:37: undefined reference to `memset'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rc_switcher_rust-38b8b5d48384f2a8.rc_switcher_rust.ef9u1gc1-cgu.0.rcgu.o: in function `rc_switcher_rust::dma_serial::dma_serial3::Buffer::new':
[INFO] [stdout]           /opt/rustwide/workdir/src/dma_serial.rs:37: undefined reference to `memset'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rc_switcher_rust-38b8b5d48384f2a8.rc_switcher_rust.ef9u1gc1-cgu.0.rcgu.o: in function `rc_switcher_rust::init_2::init':
[INFO] [stdout]           /opt/rustwide/workdir/src/main.rs:64: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/main.rs:139: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/main.rs:140: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/main.rs:141: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/src/main.rs:137: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rc_switcher_rust-38b8b5d48384f2a8.rc_switcher_rust.ef9u1gc1-cgu.0.rcgu.o:/opt/rustwide/workdir/src/main.rs:137: more undefined references to `memcpy' follow
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rc-switcher-rust`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "9670bbfd30e93f3f5f53b9905c8798f82a7c4a07534ce70f09601f42d5523731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9670bbfd30e93f3f5f53b9905c8798f82a7c4a07534ce70f09601f42d5523731", kill_on_drop: false }`
[INFO] [stdout] 9670bbfd30e93f3f5f53b9905c8798f82a7c4a07534ce70f09601f42d5523731