[INFO] fetching crate razorback 0.1.0...
[INFO] testing razorback-0.1.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate razorback 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate razorback 0.1.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-0/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-0/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded heapless v0.6.1
[INFO] [stderr]   Downloaded embedded-dma v0.1.2
[INFO] [stderr]   Downloaded cortex-m-rtic-macros v0.6.0-alpha.4
[INFO] [stderr]   Downloaded rtic-syntax v0.5.0-alpha.3
[INFO] [stderr]   Downloaded embedded-time v0.11.0
[INFO] [stderr]   Downloaded rtcc v0.2.1
[INFO] [stderr]   Downloaded cortex-m v0.7.2
[INFO] [stderr]   Downloaded stm32f4xx-hal v0.9.0
[INFO] [stderr]   Downloaded cortex-m-rtic v0.6.0-alpha.4
[INFO] [stderr]   Downloaded rtic-monotonic v0.1.0-alpha.1
[INFO] [stderr]   Downloaded stm32f4 v0.13.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1eb9d5fea237ed9d6e9de17bf228c4ebb9bf11fb67e06feac9c0eb4995068e9c
[INFO] running `Command { std: "docker" "start" "-a" "1eb9d5fea237ed9d6e9de17bf228c4ebb9bf11fb67e06feac9c0eb4995068e9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1eb9d5fea237ed9d6e9de17bf228c4ebb9bf11fb67e06feac9c0eb4995068e9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eb9d5fea237ed9d6e9de17bf228c4ebb9bf11fb67e06feac9c0eb4995068e9c", kill_on_drop: false }`
[INFO] [stdout] 1eb9d5fea237ed9d6e9de17bf228c4ebb9bf11fb67e06feac9c0eb4995068e9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f04cfda3e5fda88ca04ae301dd668e8be6a6f1d52d04465982dcca9424cee85
[INFO] running `Command { std: "docker" "start" "-a" "0f04cfda3e5fda88ca04ae301dd668e8be6a6f1d52d04465982dcca9424cee85", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cortex-m v0.7.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling heapless v0.6.1
[INFO] [stderr]    Compiling stm32f4 v0.13.0
[INFO] [stderr]    Compiling cortex-m-rt v0.6.14
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.7
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling bare-metal v1.0.0
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rtic-core v0.3.1
[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 semver-parser v0.10.2
[INFO] [stderr]    Compiling generic-array v0.13.3
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling embedded-dma v0.1.2
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling hash32 v0.1.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling as-slice v0.1.5
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling chrono v0.4.19
[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 panic-semihosting v0.5.6
[INFO] [stderr]    Compiling rtcc v0.2.1
[INFO] [stderr]    Compiling rtic-monotonic v0.1.0-alpha.1
[INFO] [stderr]    Compiling rtic-syntax v0.5.0-alpha.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[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 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-ef3b916ee7c55a77.razorback.340ee7e8-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/razorback-ef3b916ee7c55a77.razorback.340ee7e8-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/razorback-ef3b916ee7c55a77.razorback.340ee7e8-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/razorback-ef3b916ee7c55a77.razorback.340ee7e8-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/razorback-ef3b916ee7c55a77.5gs65v40i3yrgiwv.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/cortex-m-rt-0905f99ff7132850/out" "-L" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libstm32f4-50bd821cadf357a0.rlib" "/opt/rustwide/target/debug/deps/librtic-4e860d9c6af504d7.rlib" "/opt/rustwide/target/debug/deps/libheapless-05ff886148f2a48d.rlib" "/opt/rustwide/target/debug/deps/libas_slice-ac7cbf86291f4a54.rlib" "/opt/rustwide/target/debug/deps/libstable_deref_trait-60e356f585a24ea8.rlib" "/opt/rustwide/target/debug/deps/libgeneric_array-96271d6f061a79ed.rlib" "/opt/rustwide/target/debug/deps/libgeneric_array-7029a332da5b8132.rlib" "/opt/rustwide/target/debug/deps/libhash32-574c4ee637429b4a.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-24112b8d60200f95.rlib" "/opt/rustwide/target/debug/deps/libgeneric_array-4eff79de3fa0ab05.rlib" "/opt/rustwide/target/debug/deps/libtypenum-0d64906a7293a7d7.rlib" "/opt/rustwide/target/debug/deps/libbare_metal-b3b628b8f2a4acc6.rlib" "/opt/rustwide/target/debug/deps/librtic_monotonic-9776fae0543f5e06.rlib" "/opt/rustwide/target/debug/deps/libembedded_time-069c6b3f1e945a1a.rlib" "/opt/rustwide/target/debug/deps/libnum-3abe72c89f3975e7.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-423539c4ed1e96fb.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-8046da3710c1c397.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-3c1f436373706f29.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-37d978fc6bdf927b.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-14b352124cf35d0e.rlib" "/opt/rustwide/target/debug/deps/librtic_core-b0738e2251464ce2.rlib" "/opt/rustwide/target/debug/deps/libcortex_m-9c36813fc59a57b5.rlib" "/opt/rustwide/target/debug/deps/libembedded_hal-f4e598f3d9e4aad3.rlib" "/opt/rustwide/target/debug/deps/libvoid-dc3a8a0cc21244f6.rlib" "/opt/rustwide/target/debug/deps/libnb-a72e8cedd237649e.rlib" "/opt/rustwide/target/debug/deps/libnb-a966f1e1b821e003.rlib" "/opt/rustwide/target/debug/deps/libvolatile_register-0879891b59538009.rlib" "/opt/rustwide/target/debug/deps/libvcell-84f55ed56e505e52.rlib" "/opt/rustwide/target/debug/deps/libbare_metal-8b24caa1036b5a57.rlib" "/opt/rustwide/target/debug/deps/libpanic_semihosting-f150b7c366cd5abb.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-37fdd654777c296f.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-d883bf2137e9181a.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-22ab8f3db88b586e.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-0167c9242d0931d5.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-361790a1a5505fc5.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-01c2ffe1ecd05a67.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-ec79e29a889fe805.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-001a3456e8a8331b.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-e8f1404290f0f040.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-76f46d0f23360a60.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-baf0bdc5eb131895.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-3a6a4ee6592d9370.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-1cc90d9dd57195f8.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-0e91863ffbec5148.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-69528f2eac185ac9.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-52d5241975807511.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9924c22ae1efcf66.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-d1241f7bd234a268.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/razorback-ef3b916ee7c55a77" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/razorback-ef3b916ee7c55a77.razorback.340ee7e8-cgu.0.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-ef3b916ee7c55a77.razorback.340ee7e8-cgu.0.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]           /usr/bin/ld: /opt/rustwide/target/debug/deps/razorback-ef3b916ee7c55a77.razorback.340ee7e8-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]           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`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "0f04cfda3e5fda88ca04ae301dd668e8be6a6f1d52d04465982dcca9424cee85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f04cfda3e5fda88ca04ae301dd668e8be6a6f1d52d04465982dcca9424cee85", kill_on_drop: false }`
[INFO] [stdout] 0f04cfda3e5fda88ca04ae301dd668e8be6a6f1d52d04465982dcca9424cee85