[INFO] fetching crate serialio 0.1.2...
[INFO] testing serialio-0.1.2 against 1.90.0 for beta-1.91-3
[INFO] extracting crate serialio 0.1.2 into /workspace/builds/worker-5-tc1/source
[INFO] removed /workspace/builds/worker-5-tc1/source/.cargo/config
[INFO] started tweaking crates.io crate serialio 0.1.2
[INFO] finished tweaking crates.io crate serialio 0.1.2
[INFO] tweaked toml for crates.io crate serialio 0.1.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate serialio 0.1.2 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 41 packages to latest compatible versions
[INFO] [stderr]       Adding cortex-m v0.5.11 (available: v0.7.7)
[INFO] [stderr]       Adding cortex-m-rt v0.6.15 (available: v0.7.5)
[INFO] [stderr]       Adding cortex-m-semihosting v0.3.7 (available: v0.5.0)
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[INFO] [stderr]       Adding panic-semihosting v0.5.6 (available: v0.6.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cortex-m v0.5.11
[INFO] [stderr]   Downloaded cortex-m-rt v0.6.15
[INFO] [stderr]   Downloaded cortex-m-rt-macros v0.6.15
[INFO] [stderr]   Downloaded aligned v0.3.5
[INFO] [stderr]   Downloaded volatile-register v0.2.2
[INFO] [stderr]   Downloaded r0 v0.2.2
[INFO] [stderr]   Downloaded stm32f30x-hal v0.2.0
[INFO] [stderr]   Downloaded cortex-m v0.6.7
[INFO] [stderr]   Downloaded aligned v0.2.0
[INFO] [stderr]   Downloaded l3gd20 v0.2.0
[INFO] [stderr]   Downloaded cortex-m-semihosting v0.3.7
[INFO] [stderr]   Downloaded cast v0.2.7
[INFO] [stderr]   Downloaded generic-array v0.13.3
[INFO] [stderr]   Downloaded as-slice v0.1.5
[INFO] [stderr]   Downloaded generic-array v0.11.2
[INFO] [stderr]   Downloaded lsm303dlhc v0.2.0
[INFO] [stderr]   Downloaded f3 v0.6.1
[INFO] [stderr]   Downloaded panic-semihosting v0.5.6
[INFO] [stderr]   Downloaded stm32f30x v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6252cce7d0f4adbde2eb854b42988e5c01cb47d39d552dd43ef0f19c06cd9846
[INFO] running `Command { std: "docker" "start" "-a" "6252cce7d0f4adbde2eb854b42988e5c01cb47d39d552dd43ef0f19c06cd9846", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6252cce7d0f4adbde2eb854b42988e5c01cb47d39d552dd43ef0f19c06cd9846", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6252cce7d0f4adbde2eb854b42988e5c01cb47d39d552dd43ef0f19c06cd9846", kill_on_drop: false }`
[INFO] [stdout] 6252cce7d0f4adbde2eb854b42988e5c01cb47d39d552dd43ef0f19c06cd9846
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d37ddf26455c5d12dc1211c24a9a991057be5c8714b13ca1164d82ffd2337e6
[INFO] running `Command { std: "docker" "start" "-a" "6d37ddf26455c5d12dc1211c24a9a991057be5c8714b13ca1164d82ffd2337e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling serialio v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "6d37ddf26455c5d12dc1211c24a9a991057be5c8714b13ca1164d82ffd2337e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d37ddf26455c5d12dc1211c24a9a991057be5c8714b13ca1164d82ffd2337e6", kill_on_drop: false }`
[INFO] [stdout] 6d37ddf26455c5d12dc1211c24a9a991057be5c8714b13ca1164d82ffd2337e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f86e419dab7cec164c8ed1731c89202392c6bde5a0c9fe1f2d1ccf8f2a5b78c8
[INFO] running `Command { std: "docker" "start" "-a" "f86e419dab7cec164c8ed1731c89202392c6bde5a0c9fe1f2d1ccf8f2a5b78c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.18.0
[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 semver v1.0.27
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]    Compiling cortex-m-rt v0.6.15
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling cortex-m v0.5.11
[INFO] [stderr]    Compiling aligned v0.2.0
[INFO] [stderr]    Compiling r0 v0.2.2
[INFO] [stderr]    Compiling stm32f30x v0.7.1
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.7
[INFO] [stderr]    Compiling f3 v0.6.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling volatile-register v0.2.2
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling cortex-m v0.7.7
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling panic-semihosting v0.5.6
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling generic-array v0.13.3
[INFO] [stderr]    Compiling generic-array v0.11.2
[INFO] [stderr]    Compiling l3gd20 v0.2.0
[INFO] [stderr]    Compiling lsm303dlhc v0.2.0
[INFO] [stderr]    Compiling as-slice v0.1.5
[INFO] [stderr]    Compiling aligned v0.3.5
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.6.15
[INFO] [stderr]    Compiling stm32f30x-hal v0.2.0
[INFO] [stderr]    Compiling serialio v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/tmp/rustcIFBXAo/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libf3-7b22cf08d2a98eea,liblsm303dlhc-84acd451c1e5bf1a,libl3gd20-485a1d5645f0ecb3,libgeneric_array-ec3db2194b4ee73f,libserialio-4715a409bce6484f,libstm32f30x_hal-e807d05dc28eeaee,libstm32f30x-7b1387e37196f40b,libcortex_m_rt-f154bf76836ee8bd,libr0-95daf57ce3f5fb33,libcast-0de7e0e189753e87,libcortex_m-5fc965c9a04f2b50,libcortex_m-b63091664b867c56,libcortex_m-0f095c13c021bfe2,libembedded_hal-7278290979fbe0c5,libvoid-15ba6919106aca1a,libnb-a340c27c9a80db66,libnb-b48a3a8f9488008c,libaligned-665b80f4252d3010,libas_slice-1e3e62c7fa4c0ae7,libstable_deref_trait-b268dd0edf1cd6f7,libgeneric_array-93b38090690b9282,libgeneric_array-7c27876f49e87ddb,libgeneric_array-fb10c1f1dd271a92,libtypenum-912630d68626527c,libvolatile_register-44e723e0a7c96555,libvcell-33d38348eca226f1,libbare_metal-e431de471dd6f70e,libaligned-4e301eab8711cd54,libpanic_semihosting-a5bbf2f033c76527}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,libcfg_if-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/tmp/rustcIFBXAo/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/target/debug/build/cortex-m-rt-74800177128027fb/out" "-L" "/opt/rustwide/target/debug/build/f3-fc3efdb371a1baaa/out" "-L" "/opt/rustwide/target/debug/build/stm32f30x-40ab1c4c239810ed/out" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/examples/format_output-93e770baf50b9015" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: undefined symbol: __primask_r
[INFO] [stdout]           >>> referenced by call_asm.rs:19 (/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cortex-m-0.7.7/src/call_asm.rs:19)
[INFO] [stdout]           >>>               /opt/rustwide/target/debug/examples/format_output-93e770baf50b9015.format_output.fed24866dca3d040-cgu.0.rcgu.o:(cortex_m::register::primask::read::h9e2c203c49a7c6ea)
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: __cpsie
[INFO] [stdout]           >>> referenced by call_asm.rs:19 (/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cortex-m-0.7.7/src/call_asm.rs:19)
[INFO] [stdout]           >>>               /opt/rustwide/target/debug/examples/format_output-93e770baf50b9015.format_output.fed24866dca3d040-cgu.0.rcgu.o:(cortex_m::interrupt::enable::h3d4142ff5d8c5765)
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: __cpsid
[INFO] [stdout]           >>> referenced by call_asm.rs:19 (/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cortex-m-0.7.7/src/call_asm.rs:19)
[INFO] [stdout]           >>>               /opt/rustwide/target/debug/examples/format_output-93e770baf50b9015.format_output.fed24866dca3d040-cgu.0.rcgu.o:(cortex_m::interrupt::disable::h661c054df6778a69)
[INFO] [stdout]           
[INFO] [stdout]           rust-lld: error: undefined symbol: __bkpt
[INFO] [stdout]           >>> referenced by call_asm.rs:19 (/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cortex-m-0.7.7/src/call_asm.rs:19)
[INFO] [stdout]           >>>               /opt/rustwide/target/debug/examples/format_output-93e770baf50b9015.format_output.fed24866dca3d040-cgu.0.rcgu.o:(format_output::__cortex_m_rt_main::he47bdbe03ed25d69)
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `serialio` (example "format_output") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "f86e419dab7cec164c8ed1731c89202392c6bde5a0c9fe1f2d1ccf8f2a5b78c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f86e419dab7cec164c8ed1731c89202392c6bde5a0c9fe1f2d1ccf8f2a5b78c8", kill_on_drop: false }`
[INFO] [stdout] f86e419dab7cec164c8ed1731c89202392c6bde5a0c9fe1f2d1ccf8f2a5b78c8