./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--dwc2--dwc2_gadget.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34159707-04b7-415a-91f4-8a5912e46670/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34159707-04b7-415a-91f4-8a5912e46670/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34159707-04b7-415a-91f4-8a5912e46670/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34159707-04b7-415a-91f4-8a5912e46670/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--dwc2--dwc2_gadget.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34159707-04b7-415a-91f4-8a5912e46670/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34159707-04b7-415a-91f4-8a5912e46670/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 571c11c6f0409625a5365ddd11520f6f1824739b70fa0b8a35b203b7dabba441 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:13:53,856 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:13:53,958 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34159707-04b7-415a-91f4-8a5912e46670/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-21 22:13:53,964 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:13:53,965 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:13:54,008 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:13:54,009 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:13:54,010 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:13:54,011 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:13:54,016 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:13:54,017 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:13:54,018 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:13:54,019 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:13:54,021 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:13:54,021 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:13:54,022 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:13:54,022 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:13:54,023 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:13:54,023 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:13:54,024 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:13:54,025 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:13:54,025 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:13:54,026 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:13:54,026 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:13:54,027 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:13:54,028 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:13:54,029 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:13:54,029 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:13:54,030 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:13:54,030 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:13:54,032 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:13:54,032 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:13:54,033 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:13:54,033 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:13:54,033 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:13:54,034 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:13:54,034 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:13:54,034 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:13:54,035 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:13:54,035 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34159707-04b7-415a-91f4-8a5912e46670/bin/uautomizer-verify-bycVGegfSx/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34159707-04b7-415a-91f4-8a5912e46670/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 571c11c6f0409625a5365ddd11520f6f1824739b70fa0b8a35b203b7dabba441 [2023-11-21 22:13:54,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:13:54,393 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:13:54,397 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:13:54,399 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:13:54,399 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:13:54,401 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34159707-04b7-415a-91f4-8a5912e46670/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--dwc2--dwc2_gadget.ko-entry_point.cil.out.i [2023-11-21 22:13:57,703 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:13:58,484 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:13:58,485 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34159707-04b7-415a-91f4-8a5912e46670/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--dwc2--dwc2_gadget.ko-entry_point.cil.out.i [2023-11-21 22:13:58,555 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34159707-04b7-415a-91f4-8a5912e46670/bin/uautomizer-verify-bycVGegfSx/data/8d9c4981c/7cbfd0d55d2f4c12ab160ced679c2c92/FLAG81ecc7561 [2023-11-21 22:13:58,577 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34159707-04b7-415a-91f4-8a5912e46670/bin/uautomizer-verify-bycVGegfSx/data/8d9c4981c/7cbfd0d55d2f4c12ab160ced679c2c92 [2023-11-21 22:13:58,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:13:58,589 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:13:58,596 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:13:58,596 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:13:58,603 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:13:58,604 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:13:58" (1/1) ... [2023-11-21 22:13:58,606 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3288d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:58, skipping insertion in model container [2023-11-21 22:13:58,606 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:13:58" (1/1) ... [2023-11-21 22:13:58,824 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:13:59,496 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3747] [2023-11-21 22:13:59,497 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3748-3749] [2023-11-21 22:14:00,119 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34159707-04b7-415a-91f4-8a5912e46670/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--dwc2--dwc2_gadget.ko-entry_point.cil.out.i[117013,117026] [2023-11-21 22:14:01,717 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:14:01,770 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:14:01,909 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3747] [2023-11-21 22:14:01,909 WARN L1274 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3748-3749] [2023-11-21 22:14:01,914 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"./arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [3884-3885] [2023-11-21 22:14:01,916 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [3890-3892] [2023-11-21 22:14:01,918 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"./arch/x86/include/asm/paravirt.h"), "i" (809), "i" (12UL)); [3914-3915] [2023-11-21 22:14:01,918 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (45UL), [paravirt_opptr] "i" (& pv_irq_ops.restore_fl.func), [paravirt_clobber] "i" (1), "D" (f): "memory", "cc"); [3920-3922] [2023-11-21 22:14:01,920 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"./arch/x86/include/asm/paravirt.h"), "i" (814), "i" (12UL)); [3943-3944] [2023-11-21 22:14:01,921 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (46UL), [paravirt_opptr] "i" (& pv_irq_ops.irq_disable.func), [paravirt_clobber] "i" (1): "memory", "cc"); [3949-3951] [2023-11-21 22:14:01,924 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [4026] [2023-11-21 22:14:01,924 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [4033] [2023-11-21 22:14:01,930 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34159707-04b7-415a-91f4-8a5912e46670/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--dwc2--dwc2_gadget.ko-entry_point.cil.out.i[117013,117026] [2023-11-21 22:14:02,394 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:14:02,512 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:14:02,513 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:02 WrapperNode [2023-11-21 22:14:02,513 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:14:02,515 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:14:02,515 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:14:02,516 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:14:02,526 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:02" (1/1) ... [2023-11-21 22:14:02,648 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:02" (1/1) ... [2023-11-21 22:14:02,898 INFO L138 Inliner]: procedures = 245, calls = 3427, calls flagged for inlining = 97, calls inlined = 89, statements flattened = 5327 [2023-11-21 22:14:02,899 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:14:02,899 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:14:02,900 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:14:02,900 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:14:02,913 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:02" (1/1) ... [2023-11-21 22:14:02,913 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:02" (1/1) ... [2023-11-21 22:14:02,945 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:02" (1/1) ... [2023-11-21 22:14:04,609 WARN L106 HeapSplitter]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure #Ultimate.C_memset is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2023-11-21 22:14:04,610 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:02" (1/1) ... [2023-11-21 22:14:04,610 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:02" (1/1) ... [2023-11-21 22:14:04,784 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:02" (1/1) ... [2023-11-21 22:14:04,824 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:02" (1/1) ... [2023-11-21 22:14:04,851 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:02" (1/1) ... [2023-11-21 22:14:04,868 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:02" (1/1) ... [2023-11-21 22:14:04,897 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:14:04,898 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:14:04,898 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:14:04,898 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:14:04,899 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:02" (1/1) ... [2023-11-21 22:14:04,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:14:04,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34159707-04b7-415a-91f4-8a5912e46670/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:14:04,986 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34159707-04b7-415a-91f4-8a5912e46670/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:14:05,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34159707-04b7-415a-91f4-8a5912e46670/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:14:05,036 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_resume [2023-11-21 22:14:05,037 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_resume [2023-11-21 22:14:05,037 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_complete_request [2023-11-21 22:14:05,037 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_complete_request [2023-11-21 22:14:05,037 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_pullup [2023-11-21 22:14:05,037 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_pullup [2023-11-21 22:14:05,037 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_enable [2023-11-21 22:14:05,038 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_enable [2023-11-21 22:14:05,038 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_phy_disable [2023-11-21 22:14:05,039 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_phy_disable [2023-11-21 22:14:05,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 22:14:05,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 22:14:05,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-21 22:14:05,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-21 22:14:05,040 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2023-11-21 22:14:05,040 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2023-11-21 22:14:05,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-21 22:14:05,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-21 22:14:05,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 22:14:05,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 22:14:05,042 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2023-11-21 22:14:05,042 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2023-11-21 22:14:05,042 INFO L130 BoogieDeclarations]: Found specification of procedure ep_open [2023-11-21 22:14:05,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ep_open [2023-11-21 22:14:05,043 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_disconnect [2023-11-21 22:14:05,043 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_disconnect [2023-11-21 22:14:05,043 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2023-11-21 22:14:05,043 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2023-11-21 22:14:05,043 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2023-11-21 22:14:05,044 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2023-11-21 22:14:05,044 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2023-11-21 22:14:05,044 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2023-11-21 22:14:05,044 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-21 22:14:05,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-21 22:14:05,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 22:14:05,045 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 22:14:05,045 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 22:14:05,045 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 22:14:05,045 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_write_fifo [2023-11-21 22:14:05,045 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_write_fifo [2023-11-21 22:14:05,045 INFO L130 BoogieDeclarations]: Found specification of procedure __orr32 [2023-11-21 22:14:05,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __orr32 [2023-11-21 22:14:05,046 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_read_frameno [2023-11-21 22:14:05,046 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_read_frameno [2023-11-21 22:14:05,046 INFO L130 BoogieDeclarations]: Found specification of procedure our_ep [2023-11-21 22:14:05,046 INFO L138 BoogieDeclarations]: Found implementation of procedure our_ep [2023-11-21 22:14:05,046 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_dump [2023-11-21 22:14:05,046 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_dump [2023-11-21 22:14:05,047 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_core_init [2023-11-21 22:14:05,047 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_core_init [2023-11-21 22:14:05,047 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_bulk_disable [2023-11-21 22:14:05,047 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_bulk_disable [2023-11-21 22:14:05,048 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:14:05,049 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2023-11-21 22:14:05,049 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2023-11-21 22:14:05,049 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-21 22:14:05,050 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-21 22:14:05,050 INFO L130 BoogieDeclarations]: Found specification of procedure to_hsotg [2023-11-21 22:14:05,051 INFO L138 BoogieDeclarations]: Found implementation of procedure to_hsotg [2023-11-21 22:14:05,051 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2023-11-21 22:14:05,051 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2023-11-21 22:14:05,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 22:14:05,051 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_enqueue_setup [2023-11-21 22:14:05,051 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_enqueue_setup [2023-11-21 22:14:05,052 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_udc_start [2023-11-21 22:14:05,052 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_udc_start [2023-11-21 22:14:05,052 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-21 22:14:05,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-21 22:14:05,052 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-21 22:14:05,053 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-21 22:14:05,053 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_probe [2023-11-21 22:14:05,053 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_probe [2023-11-21 22:14:05,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:14:05,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 22:14:05,053 INFO L130 BoogieDeclarations]: Found specification of procedure our_req [2023-11-21 22:14:05,054 INFO L138 BoogieDeclarations]: Found implementation of procedure our_req [2023-11-21 22:14:05,054 INFO L130 BoogieDeclarations]: Found specification of procedure ep_from_windex [2023-11-21 22:14:05,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ep_from_windex [2023-11-21 22:14:05,055 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_udc_stop [2023-11-21 22:14:05,055 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_udc_stop [2023-11-21 22:14:05,055 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2023-11-21 22:14:05,055 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2023-11-21 22:14:05,055 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-21 22:14:05,055 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-21 22:14:05,056 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_process_req_feature [2023-11-21 22:14:05,056 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_process_req_feature [2023-11-21 22:14:05,056 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ep_enable [2023-11-21 22:14:05,056 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ep_enable [2023-11-21 22:14:05,057 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ep_queue [2023-11-21 22:14:05,057 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ep_queue [2023-11-21 22:14:05,057 INFO L130 BoogieDeclarations]: Found specification of procedure get_ep_head [2023-11-21 22:14:05,057 INFO L138 BoogieDeclarations]: Found implementation of procedure get_ep_head [2023-11-21 22:14:05,057 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-21 22:14:05,057 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-21 22:14:05,058 INFO L130 BoogieDeclarations]: Found specification of procedure clk_disable_unprepare [2023-11-21 22:14:05,058 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_disable_unprepare [2023-11-21 22:14:05,058 INFO L130 BoogieDeclarations]: Found specification of procedure fifo_open [2023-11-21 22:14:05,058 INFO L138 BoogieDeclarations]: Found implementation of procedure fifo_open [2023-11-21 22:14:05,059 INFO L130 BoogieDeclarations]: Found specification of procedure phy_exit [2023-11-21 22:14:05,059 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_exit [2023-11-21 22:14:05,059 INFO L130 BoogieDeclarations]: Found specification of procedure clk_unprepare [2023-11-21 22:14:05,059 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_unprepare [2023-11-21 22:14:05,060 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ep_alloc_request [2023-11-21 22:14:05,060 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ep_alloc_request [2023-11-21 22:14:05,060 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_init_fifo [2023-11-21 22:14:05,060 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_init_fifo [2023-11-21 22:14:05,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 22:14:05,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-21 22:14:05,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-21 22:14:05,061 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_send_reply [2023-11-21 22:14:05,062 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_send_reply [2023-11-21 22:14:05,062 INFO L130 BoogieDeclarations]: Found specification of procedure phy_init [2023-11-21 22:14:05,062 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_init [2023-11-21 22:14:05,062 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ep_free_request [2023-11-21 22:14:05,062 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ep_free_request [2023-11-21 22:14:05,062 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-21 22:14:05,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-21 22:14:05,063 INFO L130 BoogieDeclarations]: Found specification of procedure usb_phy_init [2023-11-21 22:14:05,063 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_phy_init [2023-11-21 22:14:05,063 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-21 22:14:05,063 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-21 22:14:05,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 22:14:05,064 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ep0_mps [2023-11-21 22:14:05,064 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ep0_mps [2023-11-21 22:14:05,064 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-21 22:14:05,065 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-21 22:14:05,065 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ep_sethalt_lock [2023-11-21 22:14:05,065 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ep_sethalt_lock [2023-11-21 22:14:05,065 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_complete_setup [2023-11-21 22:14:05,065 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_complete_setup [2023-11-21 22:14:05,066 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_process_control [2023-11-21 22:14:05,066 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_process_control [2023-11-21 22:14:05,066 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 22:14:05,066 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2023-11-21 22:14:05,066 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2023-11-21 22:14:05,066 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_txfifo_flush [2023-11-21 22:14:05,066 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_txfifo_flush [2023-11-21 22:14:05,067 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ep_sethalt [2023-11-21 22:14:05,068 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ep_sethalt [2023-11-21 22:14:05,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-21 22:14:05,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-21 22:14:05,072 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ep_disable [2023-11-21 22:14:05,072 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ep_disable [2023-11-21 22:14:05,073 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_corereset [2023-11-21 22:14:05,073 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_corereset [2023-11-21 22:14:05,074 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-21 22:14:05,074 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-21 22:14:05,074 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_gadget_getframe [2023-11-21 22:14:05,080 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_gadget_getframe [2023-11-21 22:14:05,080 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2023-11-21 22:14:05,080 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2023-11-21 22:14:05,080 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-21 22:14:05,080 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-21 22:14:05,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 22:14:05,081 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-11-21 22:14:05,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-11-21 22:14:05,081 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2023-11-21 22:14:05,081 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2023-11-21 22:14:05,081 INFO L130 BoogieDeclarations]: Found specification of procedure state_open [2023-11-21 22:14:05,081 INFO L138 BoogieDeclarations]: Found implementation of procedure state_open [2023-11-21 22:14:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure __bic32 [2023-11-21 22:14:05,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __bic32 [2023-11-21 22:14:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-21 22:14:05,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-21 22:14:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ctrl_epint [2023-11-21 22:14:05,082 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ctrl_epint [2023-11-21 22:14:05,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 22:14:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_en_gsint [2023-11-21 22:14:05,083 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_en_gsint [2023-11-21 22:14:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2023-11-21 22:14:05,083 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2023-11-21 22:14:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:14:05,083 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-21 22:14:05,083 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-21 22:14:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 22:14:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_set_ep_maxpacket [2023-11-21 22:14:05,084 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_set_ep_maxpacket [2023-11-21 22:14:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 22:14:05,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-21 22:14:05,084 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-21 22:14:05,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-21 22:14:05,085 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_phy_enable [2023-11-21 22:14:05,085 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_phy_enable [2023-11-21 22:14:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-21 22:14:05,086 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-21 22:14:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure kill_all_requests [2023-11-21 22:14:05,086 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_all_requests [2023-11-21 22:14:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_remove [2023-11-21 22:14:05,086 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_remove [2023-11-21 22:14:05,086 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2023-11-21 22:14:05,087 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2023-11-21 22:14:05,087 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-21 22:14:05,087 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-21 22:14:05,087 INFO L130 BoogieDeclarations]: Found specification of procedure using_dma [2023-11-21 22:14:05,087 INFO L138 BoogieDeclarations]: Found implementation of procedure using_dma [2023-11-21 22:14:05,087 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-21 22:14:05,087 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-21 22:14:05,088 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-21 22:14:05,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-21 22:14:05,088 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_ep_dequeue [2023-11-21 22:14:05,088 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_ep_dequeue [2023-11-21 22:14:05,088 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-11-21 22:14:05,088 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-11-21 22:14:05,089 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_start_req [2023-11-21 22:14:05,089 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_start_req [2023-11-21 22:14:05,089 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-11-21 22:14:05,090 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-11-21 22:14:05,090 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-11-21 22:14:05,091 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-11-21 22:14:05,091 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-21 22:14:05,091 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-21 22:14:05,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 22:14:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-11-21 22:14:05,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-11-21 22:14:05,092 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hsotg_stall_ep0 [2023-11-21 22:14:05,093 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hsotg_stall_ep0 [2023-11-21 22:14:05,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:14:05,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:14:05,098 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-21 22:14:05,098 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-21 22:14:05,804 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:14:05,808 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:14:06,939 INFO L774 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-21 22:14:13,539 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:14:17,130 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:14:17,130 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 22:14:17,132 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:14:17 BoogieIcfgContainer [2023-11-21 22:14:17,133 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:14:17,135 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:14:17,135 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:14:17,138 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:14:17,138 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:13:58" (1/3) ... [2023-11-21 22:14:17,140 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40251ced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:14:17, skipping insertion in model container [2023-11-21 22:14:17,141 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:14:02" (2/3) ... [2023-11-21 22:14:17,141 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40251ced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:14:17, skipping insertion in model container [2023-11-21 22:14:17,141 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:14:17" (3/3) ... [2023-11-21 22:14:17,142 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--usb--dwc2--dwc2_gadget.ko-entry_point.cil.out.i [2023-11-21 22:14:17,162 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:14:17,162 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:14:17,262 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:14:17,270 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@559fd066, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:14:17,271 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:14:17,284 INFO L276 IsEmpty]: Start isEmpty. Operand has 1813 states, 1095 states have (on average 1.2885844748858448) internal successors, (1411), 1134 states have internal predecessors, (1411), 616 states have call successors, (616), 102 states have call predecessors, (616), 101 states have return successors, (608), 605 states have call predecessors, (608), 608 states have call successors, (608) [2023-11-21 22:14:17,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-21 22:14:17,317 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:14:17,318 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:14:17,319 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:14:17,326 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:14:17,326 INFO L85 PathProgramCache]: Analyzing trace with hash 1260626052, now seen corresponding path program 1 times [2023-11-21 22:14:17,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:14:17,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485765583] [2023-11-21 22:14:17,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:14:17,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:14:17,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:18,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:14:18,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:18,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-21 22:14:18,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:18,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-21 22:14:18,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:18,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-21 22:14:18,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:18,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-21 22:14:18,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:18,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-21 22:14:18,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:18,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-21 22:14:18,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:18,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-21 22:14:18,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:18,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-21 22:14:18,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:18,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-21 22:14:18,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:18,276 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2023-11-21 22:14:18,277 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:14:18,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485765583] [2023-11-21 22:14:18,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485765583] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:14:18,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:14:18,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-21 22:14:18,280 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682833684] [2023-11-21 22:14:18,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:14:18,285 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-21 22:14:18,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:14:18,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 22:14:18,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:14:18,321 INFO L87 Difference]: Start difference. First operand has 1813 states, 1095 states have (on average 1.2885844748858448) internal successors, (1411), 1134 states have internal predecessors, (1411), 616 states have call successors, (616), 102 states have call predecessors, (616), 101 states have return successors, (608), 605 states have call predecessors, (608), 608 states have call successors, (608) Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2023-11-21 22:14:20,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:14:22,747 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:14:40,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:14:40,089 INFO L93 Difference]: Finished difference Result 5569 states and 8271 transitions. [2023-11-21 22:14:40,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-21 22:14:40,091 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) Word has length 74 [2023-11-21 22:14:40,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:14:40,147 INFO L225 Difference]: With dead ends: 5569 [2023-11-21 22:14:40,147 INFO L226 Difference]: Without dead ends: 3753 [2023-11-21 22:14:40,162 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-21 22:14:40,165 INFO L413 NwaCegarLoop]: 1905 mSDtfsCounter, 3739 mSDsluCounter, 2965 mSDsCounter, 0 mSdLazyCounter, 3270 mSolverCounterSat, 3707 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4141 SdHoareTripleChecker+Valid, 4870 SdHoareTripleChecker+Invalid, 6979 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3707 IncrementalHoareTripleChecker+Valid, 3270 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.9s IncrementalHoareTripleChecker+Time [2023-11-21 22:14:40,166 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4141 Valid, 4870 Invalid, 6979 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3707 Valid, 3270 Invalid, 2 Unknown, 0 Unchecked, 20.9s Time] [2023-11-21 22:14:40,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3753 states. [2023-11-21 22:14:40,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3753 to 3523. [2023-11-21 22:14:40,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3523 states, 2132 states have (on average 1.274859287054409) internal successors, (2718), 2189 states have internal predecessors, (2718), 1191 states have call successors, (1191), 200 states have call predecessors, (1191), 199 states have return successors, (1190), 1183 states have call predecessors, (1190), 1190 states have call successors, (1190) [2023-11-21 22:14:40,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3523 states to 3523 states and 5099 transitions. [2023-11-21 22:14:40,595 INFO L78 Accepts]: Start accepts. Automaton has 3523 states and 5099 transitions. Word has length 74 [2023-11-21 22:14:40,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:14:40,597 INFO L495 AbstractCegarLoop]: Abstraction has 3523 states and 5099 transitions. [2023-11-21 22:14:40,598 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (10), 1 states have call predecessors, (10), 1 states have call successors, (10) [2023-11-21 22:14:40,598 INFO L276 IsEmpty]: Start isEmpty. Operand 3523 states and 5099 transitions. [2023-11-21 22:14:40,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-21 22:14:40,617 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:14:40,618 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:14:40,618 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 22:14:40,619 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:14:40,619 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:14:40,619 INFO L85 PathProgramCache]: Analyzing trace with hash -544208076, now seen corresponding path program 1 times [2023-11-21 22:14:40,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:14:40,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269098729] [2023-11-21 22:14:40,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:14:40,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:14:40,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:41,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-21 22:14:41,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:41,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-21 22:14:41,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:41,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-21 22:14:41,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:41,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-21 22:14:41,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:41,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-21 22:14:41,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:41,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-21 22:14:41,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:41,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-21 22:14:41,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:41,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-21 22:14:41,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:41,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2023-11-21 22:14:41,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:41,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2023-11-21 22:14:41,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:41,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2023-11-21 22:14:41,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:41,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2023-11-21 22:14:41,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:41,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2023-11-21 22:14:41,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:41,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-21 22:14:41,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:41,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-21 22:14:41,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:41,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-21 22:14:41,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:41,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-21 22:14:41,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:41,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-21 22:14:41,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:41,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2023-11-21 22:14:41,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:41,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-21 22:14:41,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:41,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2023-11-21 22:14:41,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:14:41,950 INFO L134 CoverageAnalysis]: Checked inductivity of 623 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 623 trivial. 0 not checked. [2023-11-21 22:14:41,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:14:41,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269098729] [2023-11-21 22:14:41,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1269098729] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:14:41,951 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:14:41,952 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-21 22:14:41,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509655535] [2023-11-21 22:14:41,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:14:41,954 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-21 22:14:41,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:14:41,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-21 22:14:41,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-21 22:14:41,960 INFO L87 Difference]: Start difference. First operand 3523 states and 5099 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 4 states have internal predecessors, (50), 2 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21)