[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 master#d408fdd4a82bc3e7ea61dd81bc9a8781b2bf939d for pr-83796
[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 d408fdd4a82bc3e7ea61dd81bc9a8781b2bf939d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d408fdd4a82bc3e7ea61dd81bc9a8781b2bf939d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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" "+d408fdd4a82bc3e7ea61dd81bc9a8781b2bf939d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+d408fdd4a82bc3e7ea61dd81bc9a8781b2bf939d" "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] 790b61776807e94851266441b1e2f0677f63f624c5489dbc84a3b9ae4ca83a01
[INFO] running `Command { std: "docker" "start" "-a" "790b61776807e94851266441b1e2f0677f63f624c5489dbc84a3b9ae4ca83a01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "790b61776807e94851266441b1e2f0677f63f624c5489dbc84a3b9ae4ca83a01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "790b61776807e94851266441b1e2f0677f63f624c5489dbc84a3b9ae4ca83a01", kill_on_drop: false }`
[INFO] [stdout] 790b61776807e94851266441b1e2f0677f63f624c5489dbc84a3b9ae4ca83a01
[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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+d408fdd4a82bc3e7ea61dd81bc9a8781b2bf939d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 564e1f645f43edf0c235676c5c729bad8e930acfb033cd5a8cf4c611efcce00f
[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" "564e1f645f43edf0c235676c5c729bad8e930acfb033cd5a8cf4c611efcce00f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling semver-parser v0.7.0
[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 stm32f1 v0.8.0
[INFO] [stderr]    Compiling cortex-m v0.5.10
[INFO] [stderr]    Compiling aligned v0.2.0
[INFO] [stderr]    Compiling cortex-m-rtfm v0.4.3
[INFO] [stderr]    Compiling nb v0.1.2
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling rc-switcher-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling cast v0.2.2
[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 semver v0.9.0
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling hash32 v0.1.0
[INFO] [stderr]    Compiling quote v0.6.13
[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 status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-Wl,--as-needed" "-L" "/opt/rustwide/rustup-home/toolchains/d408fdd4a82bc3e7ea61dd81bc9a8781b2bf939d/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/rc_switcher_rust-fdb3f9665aae4983.rc_switcher_rust.4agl28wl-cgu.0.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/rc_switcher_rust-fdb3f9665aae4983" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/rc-switcher-rust-131472074165e5e2/out" "-L" "/opt/rustwide/target/debug/build/cortex-m-rt-0f925d33ca0ab4c9/out" "-L" "/opt/rustwide/target/debug/build/stm32f1-1085cebb9b3c5cef/out" "-L" "/opt/rustwide/rustup-home/toolchains/d408fdd4a82bc3e7ea61dd81bc9a8781b2bf939d/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/librtfm-5ab1cf07ddc83240.rlib" "/opt/rustwide/target/debug/deps/libheapless-53d4f6edcdd03e02.rlib" "/opt/rustwide/target/debug/deps/libhash32-8813b6c8d9807648.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-f0517833de141662.rlib" "/opt/rustwide/target/debug/deps/libgeneric_array-e121078b31df99a9.rlib" "/opt/rustwide/target/debug/deps/libcortex_m-1ea6a4901658bd0e.rlib" "/opt/rustwide/target/debug/deps/libaligned-917d1eb8e1141cef.rlib" "/opt/rustwide/target/debug/deps/libstm32f1xx_hal-cd72b89328268f27.rlib" "/opt/rustwide/target/debug/deps/libcast-db71d0ddd5e7eaf4.rlib" "/opt/rustwide/target/debug/deps/libstm32f1-c2bbe999e8228428.rlib" "/opt/rustwide/target/debug/deps/libcortex_m_rt-9ab4fa0f8aedddc9.rlib" "/opt/rustwide/target/debug/deps/libr0-98c7ccfea711675d.rlib" "/opt/rustwide/target/debug/deps/libcortex_m-0b2a5033929e227f.rlib" "/opt/rustwide/target/debug/deps/libvolatile_register-29b08d21bd160476.rlib" "/opt/rustwide/target/debug/deps/libvcell-9dfdc57f131c244d.rlib" "/opt/rustwide/target/debug/deps/libbare_metal-ff2ee5290b0f5d1d.rlib" "/opt/rustwide/target/debug/deps/libaligned-6c1a5f27ead5b0f2.rlib" "/opt/rustwide/target/debug/deps/libas_slice-22239502d0da8171.rlib" "/opt/rustwide/target/debug/deps/libstable_deref_trait-c8c7ca5e244cf78a.rlib" "/opt/rustwide/target/debug/deps/libgeneric_array-7652cb389a26bfbc.rlib" "/opt/rustwide/target/debug/deps/libtypenum-66febfbec487b547.rlib" "/opt/rustwide/target/debug/deps/libembedded_hal-149c01b26e6fd06f.rlib" "/opt/rustwide/target/debug/deps/libvoid-1cd2c73dc1d609f4.rlib" "/opt/rustwide/target/debug/deps/libnb-258bf67bccddb9fb.rlib" "-Wl,--start-group" "/opt/rustwide/target/debug/deps/libpanic_halt-e965f1b6fef0d2e2.rlib" "/opt/rustwide/rustup-home/toolchains/d408fdd4a82bc3e7ea61dd81bc9a8781b2bf939d/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-a1fd7734706d5518.rlib" "/opt/rustwide/rustup-home/toolchains/d408fdd4a82bc3e7ea61dd81bc9a8781b2bf939d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-c8ded1707ad10767.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/d408fdd4a82bc3e7ea61dd81bc9a8781b2bf939d/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-8b33f9cbbc9652fe.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-fdb3f9665aae4983.rc_switcher_rust.4agl28wl-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-fdb3f9665aae4983.rc_switcher_rust.4agl28wl-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-fdb3f9665aae4983.rc_switcher_rust.4agl28wl-cgu.0.rcgu.o: in function `core::ptr::write_volatile':
[INFO] [stdout]           /rustc/d408fdd4a82bc3e7ea61dd81bc9a8781b2bf939d/library/core/src/ptr/mod.rs:1128: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rc_switcher_rust-fdb3f9665aae4983.rc_switcher_rust.4agl28wl-cgu.0.rcgu.o: in function `core::ptr::write_volatile':
[INFO] [stdout]           /rustc/d408fdd4a82bc3e7ea61dd81bc9a8781b2bf939d/library/core/src/ptr/mod.rs:1128: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rc_switcher_rust-fdb3f9665aae4983.rc_switcher_rust.4agl28wl-cgu.0.rcgu.o: in function `core::ptr::write_volatile':
[INFO] [stdout]           /rustc/d408fdd4a82bc3e7ea61dd81bc9a8781b2bf939d/library/core/src/ptr/mod.rs:1128: undefined reference to `memcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rc_switcher_rust-fdb3f9665aae4983.rc_switcher_rust.4agl28wl-cgu.0.rcgu.o:/rustc/d408fdd4a82bc3e7ea61dd81bc9a8781b2bf939d/library/core/src/ptr/mod.rs:1128: more undefined references to `memcpy' follow
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rc_switcher_rust-fdb3f9665aae4983.rc_switcher_rust.4agl28wl-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-fdb3f9665aae4983.rc_switcher_rust.4agl28wl-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-fdb3f9665aae4983.rc_switcher_rust.4agl28wl-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-fdb3f9665aae4983.rc_switcher_rust.4agl28wl-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-fdb3f9665aae4983.rc_switcher_rust.4agl28wl-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" "564e1f645f43edf0c235676c5c729bad8e930acfb033cd5a8cf4c611efcce00f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "564e1f645f43edf0c235676c5c729bad8e930acfb033cd5a8cf4c611efcce00f", kill_on_drop: false }`
[INFO] [stdout] 564e1f645f43edf0c235676c5c729bad8e930acfb033cd5a8cf4c611efcce00f