[INFO] fetching crate razorback 0.1.0...
[INFO] testing razorback-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate razorback 0.1.0 into /workspace/builds/worker-100/source
[INFO] validating manifest of crates.io crate razorback 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-100/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-100/source/rust-toolchain
[INFO] started tweaking crates.io crate razorback 0.1.0
[INFO] finished tweaking crates.io crate razorback 0.1.0
[INFO] tweaked toml for crates.io crate razorback 0.1.0 written to /workspace/builds/worker-100/source/Cargo.toml
[INFO] crate crates.io crate razorback 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--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-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5080d47c8bebd92a45bba2f1754b1a2932ae9513622e552c5034e7730efdcd1
[INFO] running `Command { std: "docker" "start" "-a" "e5080d47c8bebd92a45bba2f1754b1a2932ae9513622e552c5034e7730efdcd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5080d47c8bebd92a45bba2f1754b1a2932ae9513622e552c5034e7730efdcd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5080d47c8bebd92a45bba2f1754b1a2932ae9513622e552c5034e7730efdcd1", kill_on_drop: false }`
[INFO] [stdout] e5080d47c8bebd92a45bba2f1754b1a2932ae9513622e552c5034e7730efdcd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 848da9255dcdbbc87ea785ee962ff6e1fd906925854f307e37e322c29ef6d43a
[INFO] running `Command { std: "docker" "start" "-a" "848da9255dcdbbc87ea785ee962ff6e1fd906925854f307e37e322c29ef6d43a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling cortex-m v0.7.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling cortex-m-rt v0.6.14
[INFO] [stderr]    Compiling stm32f4 v0.13.0
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.7
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling heapless v0.6.1
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling bare-metal v1.0.0
[INFO] [stderr]    Compiling rtic-core v0.3.1
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling cortex-m-rtic v0.6.0-alpha.4
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling embedded-dma v0.1.2
[INFO] [stderr]    Compiling hash32 v0.1.1
[INFO] [stderr]    Compiling embedded-hal v0.2.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling panic-semihosting v0.5.6
[INFO] [stderr]    Compiling generic-array v0.13.3
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling rtic-syntax v0.5.0-alpha.3
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling as-slice v0.1.5
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling cast v0.2.6
[INFO] [stderr]    Compiling num v0.3.1
[INFO] [stderr]    Compiling embedded-time v0.11.0
[INFO] [stderr]    Compiling rtcc v0.2.1
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]    Compiling cortex-m-rtic-macros v0.6.0-alpha.4
[INFO] [stderr]    Compiling rtic-monotonic v0.1.0-alpha.1
[INFO] [stderr]    Compiling stm32f4xx-hal v0.9.0
[INFO] [stderr]    Compiling razorback v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/razorback-c4f22ea78a800538.razorback.a78eadbc-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/razorback-c4f22ea78a800538.razorback.a78eadbc-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/razorback-c4f22ea78a800538.razorback.a78eadbc-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/razorback-c4f22ea78a800538.razorback.a78eadbc-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/razorback-c4f22ea78a800538.1t9xbhujvokmy8fg.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/cortex-m-rt-60ba26ddcc949782/out" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libstm32f4-b252675b89ad0440.rlib" "/opt/rustwide/target/debug/deps/librtic-f48f9d253517eaf1.rlib" "/opt/rustwide/target/debug/deps/libheapless-a31f12a359b09f4b.rlib" "/opt/rustwide/target/debug/deps/libas_slice-0d2c64585f514fc1.rlib" "/opt/rustwide/target/debug/deps/libstable_deref_trait-741e8a55e1a3965a.rlib" "/opt/rustwide/target/debug/deps/libgeneric_array-2f63bb1b0ac2f7af.rlib" "/opt/rustwide/target/debug/deps/libgeneric_array-be8e5707750691ef.rlib" "/opt/rustwide/target/debug/deps/libhash32-80a7c544aa5bc9ec.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-82be2e969a99c9e1.rlib" "/opt/rustwide/target/debug/deps/libgeneric_array-0cc2aafd8767041e.rlib" "/opt/rustwide/target/debug/deps/libtypenum-7c17936734eab9d3.rlib" "/opt/rustwide/target/debug/deps/libbare_metal-8c69fee133af7598.rlib" "/opt/rustwide/target/debug/deps/librtic_monotonic-a8fc814e4a95678a.rlib" "/opt/rustwide/target/debug/deps/libembedded_time-b84720556b51cfa1.rlib" "/opt/rustwide/target/debug/deps/libnum-df22f9176b945dfd.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-c0757611da3da7aa.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-108a6dda19321d32.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-0e930c2216603b14.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-77ef86508cfec8a3.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-174a620559941f72.rlib" "/opt/rustwide/target/debug/deps/librtic_core-e6197abd87838be1.rlib" "/opt/rustwide/target/debug/deps/libcortex_m-b41e70f344ab4528.rlib" "/opt/rustwide/target/debug/deps/libembedded_hal-e30bd6b4946c987f.rlib" "/opt/rustwide/target/debug/deps/libvoid-8ddff08a32a4354c.rlib" "/opt/rustwide/target/debug/deps/libnb-e49350949bd009f4.rlib" "/opt/rustwide/target/debug/deps/libnb-8b1978b732c3a55b.rlib" "/opt/rustwide/target/debug/deps/libvolatile_register-7d5814ccae42de09.rlib" "/opt/rustwide/target/debug/deps/libvcell-f61acefe00d126b4.rlib" "/opt/rustwide/target/debug/deps/libbare_metal-e2aa59867bd2182b.rlib" "/opt/rustwide/target/debug/deps/libpanic_semihosting-1d34e10dcd4d676c.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-9a950938f3668a37.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-3b1b529ec96b3df7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-ac333df4e6839cea.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-22a9ff9d2be6d427.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-5decbb94c7d60860.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-29a9663b62a1cd00.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-6f0cee0dbab2d3f8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-f5dc7d1d28c5c249.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-d19bda9ef557e755.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-82a955fd13db2399.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-44f3e7c1b7cc17ef.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-3ee6f750c5f3c2cf.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-ae5e1795dcba83e8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-8d545d8592f2b534.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-c4c222675f83fd37.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-c1e9c53e75e301ed.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-beea7d9617fe25c5.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-8ef7dd43fc671f88.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-80a2b295510dd038.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/razorback-c4f22ea78a800538" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/razorback-c4f22ea78a800538.razorback.a78eadbc-cgu.2.rcgu.o: in function `cortex_m::asm::wfi':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cortex-m-0.7.2/src/asm.rs:55: undefined reference to `__wfi'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/razorback-c4f22ea78a800538.razorback.a78eadbc-cgu.3.rcgu.o: in function `cortex_m::interrupt::enable':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cortex-m-0.7.2/src/interrupt.rs:48: undefined reference to `__cpsie'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/razorback-c4f22ea78a800538.razorback.a78eadbc-cgu.3.rcgu.o: in function `cortex_m::interrupt::disable':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cortex-m-0.7.2/src/interrupt.rs:38: undefined reference to `__cpsid'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout]   = help: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
[INFO] [stdout]   = note: use the `-l` flag to specify native libraries to link
[INFO] [stdout]   = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#cargorustc-link-libkindname)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `razorback` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "848da9255dcdbbc87ea785ee962ff6e1fd906925854f307e37e322c29ef6d43a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "848da9255dcdbbc87ea785ee962ff6e1fd906925854f307e37e322c29ef6d43a", kill_on_drop: false }`
[INFO] [stdout] 848da9255dcdbbc87ea785ee962ff6e1fd906925854f307e37e322c29ef6d43a