/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.trace.refinement.strategy WOLF -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-17387ad-m [2024-11-06 02:47:01,399 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 02:47:01,462 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-06 02:47:01,466 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 02:47:01,467 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 02:47:01,494 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 02:47:01,495 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 02:47:01,495 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 02:47:01,496 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 02:47:01,496 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 02:47:01,497 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 02:47:01,497 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 02:47:01,497 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 02:47:01,498 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 02:47:01,498 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 02:47:01,498 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 02:47:01,499 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 02:47:01,499 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 02:47:01,499 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 02:47:01,500 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 02:47:01,500 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 02:47:01,502 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-06 02:47:01,503 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-06 02:47:01,503 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 02:47:01,503 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-06 02:47:01,504 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 02:47:01,504 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 02:47:01,504 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 02:47:01,505 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 02:47:01,505 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 02:47:01,505 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 02:47:01,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 02:47:01,510 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 02:47:01,511 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 02:47:01,511 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 02:47:01,511 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-06 02:47:01,512 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-06 02:47:01,512 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 02:47:01,512 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 02:47:01,512 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 02:47:01,513 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 02:47:01,513 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> WOLF [2024-11-06 02:47:01,761 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 02:47:01,795 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 02:47:01,799 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 02:47:01,800 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 02:47:01,801 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 02:47:01,802 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i [2024-11-06 02:47:03,385 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 02:47:03,783 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 02:47:03,784 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i [2024-11-06 02:47:03,823 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f66a22861/1b1c067f2cdb44d8bab8e4939a4da0db/FLAGf69b35291 [2024-11-06 02:47:03,837 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f66a22861/1b1c067f2cdb44d8bab8e4939a4da0db [2024-11-06 02:47:03,840 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 02:47:03,841 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-06 02:47:03,843 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 02:47:03,843 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 02:47:03,848 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 02:47:03,849 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:47:03" (1/1) ... [2024-11-06 02:47:03,850 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ed4bc0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:47:03, skipping insertion in model container [2024-11-06 02:47:03,850 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:47:03" (1/1) ... [2024-11-06 02:47:03,940 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 02:47:04,559 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:47:04,685 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:47:04,690 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:47:04,736 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:47:04,737 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:47:04,738 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:47:04,739 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:47:04,740 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:47:04,741 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:47:04,741 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:47:04,745 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:47:04,746 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:47:04,748 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:47:04,749 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:47:04,753 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:47:04,754 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:47:04,755 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:47:04,755 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:47:04,765 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:47:04,766 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:47:04,811 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i[108133,108146] [2024-11-06 02:47:04,894 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:47:04,895 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 02:47:04,955 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 02:47:05,042 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [2808] [2024-11-06 02:47:05,044 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [2815-2816] [2024-11-06 02:47:05,126 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i[108133,108146] [2024-11-06 02:47:05,139 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 02:47:05,220 INFO L204 MainTranslator]: Completed translation [2024-11-06 02:47:05,222 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:47:05 WrapperNode [2024-11-06 02:47:05,223 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 02:47:05,224 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 02:47:05,224 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 02:47:05,224 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 02:47:05,233 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:47:05" (1/1) ... [2024-11-06 02:47:05,289 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:47:05" (1/1) ... [2024-11-06 02:47:05,453 INFO L138 Inliner]: procedures = 142, calls = 1232, calls flagged for inlining = 49, calls inlined = 41, statements flattened = 1828 [2024-11-06 02:47:05,454 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 02:47:05,455 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 02:47:05,455 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 02:47:05,455 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 02:47:05,465 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:47:05" (1/1) ... [2024-11-06 02:47:05,465 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:47:05" (1/1) ... [2024-11-06 02:47:05,550 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:47:05" (1/1) ... [2024-11-06 02:47:05,667 INFO L175 MemorySlicer]: Split 952 memory accesses to 22 slices as follows [2, 3, 5, 273, 32, 512, 1, 6, 6, 28, 3, 1, 3, 5, 11, 1, 14, 2, 2, 13, 24, 5]. 54 percent of accesses are in the largest equivalence class. The 780 initializations are split as follows [2, 3, 5, 180, 24, 512, 1, 4, 6, 0, 0, 0, 0, 0, 11, 0, 14, 0, 0, 13, 0, 5]. The 103 writes are split as follows [0, 0, 0, 40, 0, 0, 0, 0, 0, 28, 1, 0, 2, 5, 0, 0, 0, 2, 1, 0, 24, 0]. [2024-11-06 02:47:05,668 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:47:05" (1/1) ... [2024-11-06 02:47:05,668 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:47:05" (1/1) ... [2024-11-06 02:47:05,754 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:47:05" (1/1) ... [2024-11-06 02:47:05,775 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:47:05" (1/1) ... [2024-11-06 02:47:05,797 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:47:05" (1/1) ... [2024-11-06 02:47:05,811 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:47:05" (1/1) ... [2024-11-06 02:47:05,835 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 02:47:05,839 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 02:47:05,839 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 02:47:05,839 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 02:47:05,840 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:47:05" (1/1) ... [2024-11-06 02:47:05,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 02:47:05,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 02:47:05,875 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-06 02:47:05,882 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-06 02:47:05,907 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2024-11-06 02:47:05,907 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2024-11-06 02:47:05,908 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2024-11-06 02:47:05,909 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2024-11-06 02:47:05,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-06 02:47:05,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-06 02:47:05,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-06 02:47:05,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-06 02:47:05,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-06 02:47:05,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-06 02:47:05,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-06 02:47:05,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-06 02:47:05,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-06 02:47:05,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-11-06 02:47:05,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2024-11-06 02:47:05,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#11 [2024-11-06 02:47:05,910 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#12 [2024-11-06 02:47:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#13 [2024-11-06 02:47:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#14 [2024-11-06 02:47:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#15 [2024-11-06 02:47:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#16 [2024-11-06 02:47:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#17 [2024-11-06 02:47:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#18 [2024-11-06 02:47:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#19 [2024-11-06 02:47:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#20 [2024-11-06 02:47:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#21 [2024-11-06 02:47:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2024-11-06 02:47:05,912 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2024-11-06 02:47:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2024-11-06 02:47:05,912 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2024-11-06 02:47:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-06 02:47:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-06 02:47:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-06 02:47:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-06 02:47:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-06 02:47:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-06 02:47:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-06 02:47:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-06 02:47:05,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-06 02:47:05,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-06 02:47:05,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-11-06 02:47:05,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#11 [2024-11-06 02:47:05,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#12 [2024-11-06 02:47:05,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#13 [2024-11-06 02:47:05,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#14 [2024-11-06 02:47:05,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#15 [2024-11-06 02:47:05,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#16 [2024-11-06 02:47:05,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#17 [2024-11-06 02:47:05,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#18 [2024-11-06 02:47:05,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#19 [2024-11-06 02:47:05,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#20 [2024-11-06 02:47:05,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#21 [2024-11-06 02:47:05,916 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-06 02:47:05,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-06 02:47:05,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-06 02:47:05,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-06 02:47:05,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-06 02:47:05,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-06 02:47:05,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-06 02:47:05,917 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-06 02:47:05,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-06 02:47:05,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-06 02:47:05,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-06 02:47:05,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-06 02:47:05,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-06 02:47:05,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-11-06 02:47:05,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2024-11-06 02:47:05,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2024-11-06 02:47:05,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16 [2024-11-06 02:47:05,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#17 [2024-11-06 02:47:05,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#18 [2024-11-06 02:47:05,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#19 [2024-11-06 02:47:05,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#20 [2024-11-06 02:47:05,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#21 [2024-11-06 02:47:05,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-06 02:47:05,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-06 02:47:05,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-06 02:47:05,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-06 02:47:05,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-06 02:47:05,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-06 02:47:05,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-06 02:47:05,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-06 02:47:05,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-06 02:47:05,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-06 02:47:05,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-06 02:47:05,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-06 02:47:05,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-06 02:47:05,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-06 02:47:05,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-06 02:47:05,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-06 02:47:05,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-06 02:47:05,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-06 02:47:05,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-06 02:47:05,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-06 02:47:05,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-06 02:47:05,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-06 02:47:05,922 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2024-11-06 02:47:05,922 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2024-11-06 02:47:05,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-06 02:47:05,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-06 02:47:05,923 INFO L130 BoogieDeclarations]: Found specification of procedure pg_sleep [2024-11-06 02:47:05,923 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_sleep [2024-11-06 02:47:05,923 INFO L130 BoogieDeclarations]: Found specification of procedure pg_completion [2024-11-06 02:47:05,923 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_completion [2024-11-06 02:47:05,923 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-06 02:47:05,923 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-06 02:47:05,923 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-06 02:47:05,923 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-06 02:47:05,923 INFO L130 BoogieDeclarations]: Found specification of procedure pg_wait [2024-11-06 02:47:05,923 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_wait [2024-11-06 02:47:05,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-06 02:47:05,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-06 02:47:05,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-06 02:47:05,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-06 02:47:05,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-06 02:47:05,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-06 02:47:05,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-06 02:47:05,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-06 02:47:05,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-06 02:47:05,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-06 02:47:05,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-06 02:47:05,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-06 02:47:05,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-06 02:47:05,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2024-11-06 02:47:05,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#12 [2024-11-06 02:47:05,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#13 [2024-11-06 02:47:05,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#14 [2024-11-06 02:47:05,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#15 [2024-11-06 02:47:05,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#16 [2024-11-06 02:47:05,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#17 [2024-11-06 02:47:05,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#18 [2024-11-06 02:47:05,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#19 [2024-11-06 02:47:05,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#20 [2024-11-06 02:47:05,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#21 [2024-11-06 02:47:05,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-06 02:47:05,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-06 02:47:05,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-06 02:47:05,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-06 02:47:05,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-06 02:47:05,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-06 02:47:05,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#6 [2024-11-06 02:47:05,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#7 [2024-11-06 02:47:05,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#8 [2024-11-06 02:47:05,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#9 [2024-11-06 02:47:05,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#10 [2024-11-06 02:47:05,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#11 [2024-11-06 02:47:05,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#12 [2024-11-06 02:47:05,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#13 [2024-11-06 02:47:05,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#14 [2024-11-06 02:47:05,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#15 [2024-11-06 02:47:05,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#16 [2024-11-06 02:47:05,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#17 [2024-11-06 02:47:05,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#18 [2024-11-06 02:47:05,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#19 [2024-11-06 02:47:05,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#20 [2024-11-06 02:47:05,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#21 [2024-11-06 02:47:05,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-06 02:47:05,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-06 02:47:05,930 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-06 02:47:05,931 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-06 02:47:05,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-06 02:47:05,931 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-06 02:47:05,932 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-06 02:47:05,932 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-06 02:47:05,932 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-06 02:47:05,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 02:47:05,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_11 [2024-11-06 02:47:05,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_11 [2024-11-06 02:47:05,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-06 02:47:05,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-06 02:47:05,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-06 02:47:05,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-06 02:47:05,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-06 02:47:05,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-06 02:47:05,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-06 02:47:05,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-06 02:47:05,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-06 02:47:05,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-06 02:47:05,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-06 02:47:05,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-06 02:47:05,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-06 02:47:05,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-06 02:47:05,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-06 02:47:05,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-06 02:47:05,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-06 02:47:05,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-06 02:47:05,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-06 02:47:05,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-06 02:47:05,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-06 02:47:05,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-06 02:47:05,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-06 02:47:05,934 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2024-11-06 02:47:05,934 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2024-11-06 02:47:05,934 INFO L130 BoogieDeclarations]: Found specification of procedure pg_write [2024-11-06 02:47:05,934 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_write [2024-11-06 02:47:05,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-06 02:47:05,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-06 02:47:05,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-06 02:47:05,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-06 02:47:05,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-06 02:47:05,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-06 02:47:05,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-06 02:47:05,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-06 02:47:05,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-06 02:47:05,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-06 02:47:05,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-06 02:47:05,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-06 02:47:05,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-06 02:47:05,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-06 02:47:05,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-06 02:47:05,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-06 02:47:05,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-06 02:47:05,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-06 02:47:05,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-06 02:47:05,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-06 02:47:05,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-06 02:47:05,938 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-06 02:47:05,938 INFO L130 BoogieDeclarations]: Found specification of procedure pg_reset [2024-11-06 02:47:05,938 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_reset [2024-11-06 02:47:05,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-06 02:47:05,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-06 02:47:05,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-06 02:47:05,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-06 02:47:05,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-06 02:47:05,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-06 02:47:05,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-06 02:47:05,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-06 02:47:05,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-06 02:47:05,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-11-06 02:47:05,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-11-06 02:47:05,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#11 [2024-11-06 02:47:05,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#12 [2024-11-06 02:47:05,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#13 [2024-11-06 02:47:05,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#14 [2024-11-06 02:47:05,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#15 [2024-11-06 02:47:05,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#16 [2024-11-06 02:47:05,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#17 [2024-11-06 02:47:05,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#18 [2024-11-06 02:47:05,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#19 [2024-11-06 02:47:05,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#20 [2024-11-06 02:47:05,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#21 [2024-11-06 02:47:05,942 INFO L130 BoogieDeclarations]: Found specification of procedure pg_identify [2024-11-06 02:47:05,942 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_identify [2024-11-06 02:47:05,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-06 02:47:05,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-06 02:47:05,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-06 02:47:05,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-06 02:47:05,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-06 02:47:05,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-06 02:47:05,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-06 02:47:05,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-06 02:47:05,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-06 02:47:05,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-06 02:47:05,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-06 02:47:05,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-11-06 02:47:05,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-11-06 02:47:05,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2024-11-06 02:47:05,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#14 [2024-11-06 02:47:05,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#15 [2024-11-06 02:47:05,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#16 [2024-11-06 02:47:05,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#17 [2024-11-06 02:47:05,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#18 [2024-11-06 02:47:05,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#19 [2024-11-06 02:47:05,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#20 [2024-11-06 02:47:05,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#21 [2024-11-06 02:47:05,944 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2024-11-06 02:47:05,944 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2024-11-06 02:47:05,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-06 02:47:05,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-06 02:47:05,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-06 02:47:05,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-06 02:47:05,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-06 02:47:05,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-06 02:47:05,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-06 02:47:05,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-06 02:47:05,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-06 02:47:05,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-06 02:47:05,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-06 02:47:05,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-06 02:47:05,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-06 02:47:05,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-06 02:47:05,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-11-06 02:47:05,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2024-11-06 02:47:05,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2024-11-06 02:47:05,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16 [2024-11-06 02:47:05,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#17 [2024-11-06 02:47:05,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#18 [2024-11-06 02:47:05,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#19 [2024-11-06 02:47:05,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#20 [2024-11-06 02:47:05,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#21 [2024-11-06 02:47:05,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-06 02:47:05,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-06 02:47:05,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-06 02:47:05,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-06 02:47:05,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-06 02:47:05,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-06 02:47:05,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-06 02:47:05,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-06 02:47:05,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-06 02:47:05,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-06 02:47:05,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-06 02:47:05,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-06 02:47:05,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-06 02:47:05,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-06 02:47:05,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-06 02:47:05,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-06 02:47:05,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-06 02:47:05,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-06 02:47:05,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-06 02:47:05,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-06 02:47:05,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-06 02:47:05,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-06 02:47:05,950 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2024-11-06 02:47:05,950 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2024-11-06 02:47:05,950 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2024-11-06 02:47:05,950 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2024-11-06 02:47:05,951 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-06 02:47:05,951 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-06 02:47:05,951 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-06 02:47:05,951 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-06 02:47:05,951 INFO L130 BoogieDeclarations]: Found specification of procedure pg_probe [2024-11-06 02:47:05,951 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_probe [2024-11-06 02:47:05,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-06 02:47:05,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-06 02:47:05,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-06 02:47:05,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-06 02:47:05,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-06 02:47:05,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-06 02:47:05,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-06 02:47:05,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-06 02:47:05,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-06 02:47:05,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-06 02:47:05,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-06 02:47:05,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-06 02:47:05,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-06 02:47:05,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-11-06 02:47:05,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-11-06 02:47:05,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-11-06 02:47:05,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2024-11-06 02:47:05,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2024-11-06 02:47:05,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2024-11-06 02:47:05,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#19 [2024-11-06 02:47:05,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#20 [2024-11-06 02:47:05,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#21 [2024-11-06 02:47:05,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-06 02:47:05,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-06 02:47:05,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-06 02:47:05,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-06 02:47:05,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-06 02:47:05,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-06 02:47:05,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-06 02:47:05,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-06 02:47:05,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-06 02:47:05,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-06 02:47:05,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-06 02:47:05,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-06 02:47:05,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-11-06 02:47:05,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-11-06 02:47:05,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#14 [2024-11-06 02:47:05,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#15 [2024-11-06 02:47:05,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#16 [2024-11-06 02:47:05,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#17 [2024-11-06 02:47:05,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#18 [2024-11-06 02:47:05,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#19 [2024-11-06 02:47:05,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#20 [2024-11-06 02:47:05,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#21 [2024-11-06 02:47:05,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-06 02:47:05,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-06 02:47:05,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-06 02:47:05,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-06 02:47:05,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-06 02:47:05,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-06 02:47:05,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-06 02:47:05,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-11-06 02:47:05,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#8 [2024-11-06 02:47:05,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#9 [2024-11-06 02:47:05,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#10 [2024-11-06 02:47:05,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#11 [2024-11-06 02:47:05,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#12 [2024-11-06 02:47:05,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#13 [2024-11-06 02:47:05,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#14 [2024-11-06 02:47:05,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#15 [2024-11-06 02:47:05,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#16 [2024-11-06 02:47:05,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#17 [2024-11-06 02:47:05,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#18 [2024-11-06 02:47:05,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#19 [2024-11-06 02:47:05,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#20 [2024-11-06 02:47:05,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#21 [2024-11-06 02:47:05,956 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2024-11-06 02:47:05,956 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2024-11-06 02:47:05,956 INFO L130 BoogieDeclarations]: Found specification of procedure pg_command [2024-11-06 02:47:05,956 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_command [2024-11-06 02:47:05,956 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-11-06 02:47:05,957 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-11-06 02:47:05,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 02:47:05,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 02:47:05,957 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2024-11-06 02:47:05,957 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2024-11-06 02:47:06,531 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 02:47:06,534 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 02:47:22,678 INFO L? ?]: Removed 578 outVars from TransFormulas that were not future-live. [2024-11-06 02:47:22,678 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 02:47:22,710 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 02:47:22,711 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-06 02:47:22,715 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:47:22 BoogieIcfgContainer [2024-11-06 02:47:22,715 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 02:47:22,718 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 02:47:22,718 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 02:47:22,722 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 02:47:22,722 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 02:47:03" (1/3) ... [2024-11-06 02:47:22,723 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75bb4c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:47:22, skipping insertion in model container [2024-11-06 02:47:22,723 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:47:05" (2/3) ... [2024-11-06 02:47:22,723 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@75bb4c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:47:22, skipping insertion in model container [2024-11-06 02:47:22,723 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:47:22" (3/3) ... [2024-11-06 02:47:22,725 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i [2024-11-06 02:47:22,742 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 02:47:22,742 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-06 02:47:22,825 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 02:47:22,832 INFO L333 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, 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;@38fde44f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 02:47:22,832 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-06 02:47:22,841 INFO L276 IsEmpty]: Start isEmpty. Operand has 491 states, 356 states have (on average 1.3398876404494382) internal successors, (477), 367 states have internal predecessors, (477), 102 states have call successors, (102), 31 states have call predecessors, (102), 31 states have return successors, (102), 102 states have call predecessors, (102), 102 states have call successors, (102) [2024-11-06 02:47:22,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-06 02:47:22,851 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:47:22,852 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 02:47:22,852 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:47:22,859 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:47:22,859 INFO L85 PathProgramCache]: Analyzing trace with hash 68614324, now seen corresponding path program 1 times [2024-11-06 02:47:22,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:47:22,877 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1355050331] [2024-11-06 02:47:22,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:47:22,877 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:47:22,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:47:22,881 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 02:47:22,885 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-06 02:47:24,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:47:24,683 INFO L255 TraceCheckSpWp]: Trace formula consists of 1329 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 02:47:24,688 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:47:24,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-06 02:47:24,848 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:47:24,849 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:47:24,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1355050331] [2024-11-06 02:47:24,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1355050331] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:47:24,850 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:47:24,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 02:47:24,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189283195] [2024-11-06 02:47:24,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:47:24,856 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 02:47:24,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:47:24,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 02:47:24,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:47:24,884 INFO L87 Difference]: Start difference. First operand has 491 states, 356 states have (on average 1.3398876404494382) internal successors, (477), 367 states have internal predecessors, (477), 102 states have call successors, (102), 31 states have call predecessors, (102), 31 states have return successors, (102), 102 states have call predecessors, (102), 102 states have call successors, (102) Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-06 02:47:25,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:47:25,640 INFO L93 Difference]: Finished difference Result 1277 states and 1772 transitions. [2024-11-06 02:47:25,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 02:47:25,643 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2024-11-06 02:47:25,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:47:25,669 INFO L225 Difference]: With dead ends: 1277 [2024-11-06 02:47:25,669 INFO L226 Difference]: Without dead ends: 781 [2024-11-06 02:47:25,680 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:47:25,684 INFO L432 NwaCegarLoop]: 844 mSDtfsCounter, 416 mSDsluCounter, 633 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 416 SdHoareTripleChecker+Valid, 1477 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-06 02:47:25,684 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [416 Valid, 1477 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-06 02:47:25,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 781 states. [2024-11-06 02:47:25,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 781 to 757. [2024-11-06 02:47:25,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 757 states, 541 states have (on average 1.323475046210721) internal successors, (716), 553 states have internal predecessors, (716), 165 states have call successors, (165), 51 states have call predecessors, (165), 50 states have return successors, (159), 159 states have call predecessors, (159), 159 states have call successors, (159) [2024-11-06 02:47:25,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 757 states and 1040 transitions. [2024-11-06 02:47:25,828 INFO L78 Accepts]: Start accepts. Automaton has 757 states and 1040 transitions. Word has length 16 [2024-11-06 02:47:25,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:47:25,829 INFO L471 AbstractCegarLoop]: Abstraction has 757 states and 1040 transitions. [2024-11-06 02:47:25,829 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-06 02:47:25,829 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1040 transitions. [2024-11-06 02:47:25,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-06 02:47:25,830 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:47:25,831 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 02:47:25,872 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-06 02:47:26,031 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:47:26,032 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:47:26,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:47:26,032 INFO L85 PathProgramCache]: Analyzing trace with hash -1347379470, now seen corresponding path program 1 times [2024-11-06 02:47:26,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:47:26,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2018432493] [2024-11-06 02:47:26,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:47:26,037 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:47:26,038 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:47:26,041 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 02:47:26,043 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-06 02:47:27,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:47:27,627 INFO L255 TraceCheckSpWp]: Trace formula consists of 1318 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 02:47:27,629 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:47:27,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-06 02:47:27,953 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:47:27,953 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:47:27,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2018432493] [2024-11-06 02:47:27,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2018432493] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:47:27,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:47:27,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-06 02:47:27,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22802676] [2024-11-06 02:47:27,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:47:27,955 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 02:47:27,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:47:27,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 02:47:27,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:47:27,956 INFO L87 Difference]: Start difference. First operand 757 states and 1040 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-06 02:47:28,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:47:28,031 INFO L93 Difference]: Finished difference Result 1511 states and 2077 transitions. [2024-11-06 02:47:28,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 02:47:28,032 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2024-11-06 02:47:28,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:47:28,038 INFO L225 Difference]: With dead ends: 1511 [2024-11-06 02:47:28,038 INFO L226 Difference]: Without dead ends: 757 [2024-11-06 02:47:28,041 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:47:28,042 INFO L432 NwaCegarLoop]: 666 mSDtfsCounter, 657 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 657 SdHoareTripleChecker+Valid, 666 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-06 02:47:28,042 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [657 Valid, 666 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 02:47:28,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 757 states. [2024-11-06 02:47:28,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 757 to 757. [2024-11-06 02:47:28,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 757 states, 541 states have (on average 1.3197781885397413) internal successors, (714), 553 states have internal predecessors, (714), 165 states have call successors, (165), 51 states have call predecessors, (165), 50 states have return successors, (159), 159 states have call predecessors, (159), 159 states have call successors, (159) [2024-11-06 02:47:28,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 757 states and 1038 transitions. [2024-11-06 02:47:28,087 INFO L78 Accepts]: Start accepts. Automaton has 757 states and 1038 transitions. Word has length 19 [2024-11-06 02:47:28,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:47:28,087 INFO L471 AbstractCegarLoop]: Abstraction has 757 states and 1038 transitions. [2024-11-06 02:47:28,087 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 2 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-06 02:47:28,088 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1038 transitions. [2024-11-06 02:47:28,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-06 02:47:28,089 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:47:28,089 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-06 02:47:28,129 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-06 02:47:28,289 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:47:28,290 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:47:28,290 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:47:28,290 INFO L85 PathProgramCache]: Analyzing trace with hash 898161648, now seen corresponding path program 1 times [2024-11-06 02:47:28,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:47:28,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [242471071] [2024-11-06 02:47:28,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:47:28,293 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:47:28,293 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:47:28,296 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 02:47:28,297 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-06 02:47:29,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:47:29,706 INFO L255 TraceCheckSpWp]: Trace formula consists of 1337 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 02:47:29,708 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:47:29,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-06 02:47:29,920 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:47:29,920 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:47:29,920 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [242471071] [2024-11-06 02:47:29,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [242471071] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:47:29,920 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:47:29,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 02:47:29,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101750586] [2024-11-06 02:47:29,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:47:29,921 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 02:47:29,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:47:29,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 02:47:29,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:47:29,922 INFO L87 Difference]: Start difference. First operand 757 states and 1038 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-06 02:47:34,045 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 02:47:34,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:47:34,420 INFO L93 Difference]: Finished difference Result 1893 states and 2598 transitions. [2024-11-06 02:47:34,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 02:47:34,421 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 25 [2024-11-06 02:47:34,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:47:34,428 INFO L225 Difference]: With dead ends: 1893 [2024-11-06 02:47:34,428 INFO L226 Difference]: Without dead ends: 1139 [2024-11-06 02:47:34,431 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:47:34,432 INFO L432 NwaCegarLoop]: 1048 mSDtfsCounter, 620 mSDsluCounter, 528 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 620 SdHoareTripleChecker+Valid, 1576 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-06 02:47:34,432 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [620 Valid, 1576 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-11-06 02:47:34,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1139 states. [2024-11-06 02:47:34,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1139 to 1135. [2024-11-06 02:47:34,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1135 states, 816 states have (on average 1.3235294117647058) internal successors, (1080), 831 states have internal predecessors, (1080), 240 states have call successors, (240), 79 states have call predecessors, (240), 78 states have return successors, (234), 234 states have call predecessors, (234), 234 states have call successors, (234) [2024-11-06 02:47:34,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 1135 states and 1554 transitions. [2024-11-06 02:47:34,497 INFO L78 Accepts]: Start accepts. Automaton has 1135 states and 1554 transitions. Word has length 25 [2024-11-06 02:47:34,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:47:34,498 INFO L471 AbstractCegarLoop]: Abstraction has 1135 states and 1554 transitions. [2024-11-06 02:47:34,498 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-06 02:47:34,498 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1554 transitions. [2024-11-06 02:47:34,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-06 02:47:34,499 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:47:34,499 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-06 02:47:34,539 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-11-06 02:47:34,699 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:47:34,700 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:47:34,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:47:34,701 INFO L85 PathProgramCache]: Analyzing trace with hash -250288417, now seen corresponding path program 1 times [2024-11-06 02:47:34,702 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:47:34,702 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1914146901] [2024-11-06 02:47:34,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:47:34,702 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:47:34,703 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:47:34,704 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 02:47:34,705 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-06 02:47:36,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:47:36,039 INFO L255 TraceCheckSpWp]: Trace formula consists of 1339 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 02:47:36,041 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:47:36,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-06 02:47:36,128 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:47:36,128 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:47:36,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1914146901] [2024-11-06 02:47:36,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1914146901] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:47:36,129 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:47:36,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 02:47:36,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041562300] [2024-11-06 02:47:36,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:47:36,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 02:47:36,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:47:36,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 02:47:36,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:47:36,130 INFO L87 Difference]: Start difference. First operand 1135 states and 1554 transitions. Second operand has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-06 02:47:36,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:47:36,360 INFO L93 Difference]: Finished difference Result 2281 states and 3127 transitions. [2024-11-06 02:47:36,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 02:47:36,361 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 30 [2024-11-06 02:47:36,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:47:36,368 INFO L225 Difference]: With dead ends: 2281 [2024-11-06 02:47:36,368 INFO L226 Difference]: Without dead ends: 1149 [2024-11-06 02:47:36,374 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:47:36,375 INFO L432 NwaCegarLoop]: 664 mSDtfsCounter, 7 mSDsluCounter, 661 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 1325 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-06 02:47:36,375 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 1325 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-06 02:47:36,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1149 states. [2024-11-06 02:47:36,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1149 to 1137. [2024-11-06 02:47:36,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1137 states, 818 states have (on average 1.3227383863080684) internal successors, (1082), 833 states have internal predecessors, (1082), 240 states have call successors, (240), 79 states have call predecessors, (240), 78 states have return successors, (234), 234 states have call predecessors, (234), 234 states have call successors, (234) [2024-11-06 02:47:36,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 1137 states and 1556 transitions. [2024-11-06 02:47:36,443 INFO L78 Accepts]: Start accepts. Automaton has 1137 states and 1556 transitions. Word has length 30 [2024-11-06 02:47:36,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:47:36,443 INFO L471 AbstractCegarLoop]: Abstraction has 1137 states and 1556 transitions. [2024-11-06 02:47:36,444 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.0) internal successors, (27), 3 states have internal predecessors, (27), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-06 02:47:36,444 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 1556 transitions. [2024-11-06 02:47:36,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-06 02:47:36,446 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:47:36,446 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-06 02:47:36,491 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2024-11-06 02:47:36,646 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:47:36,647 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:47:36,648 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:47:36,648 INFO L85 PathProgramCache]: Analyzing trace with hash -2011709400, now seen corresponding path program 1 times [2024-11-06 02:47:36,649 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:47:36,649 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1141243792] [2024-11-06 02:47:36,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:47:36,649 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:47:36,649 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:47:36,653 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 02:47:36,654 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-06 02:47:38,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:47:38,121 INFO L255 TraceCheckSpWp]: Trace formula consists of 1398 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-06 02:47:38,124 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:47:38,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-06 02:47:38,540 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-06 02:47:39,213 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-06 02:47:39,214 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:47:39,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1141243792] [2024-11-06 02:47:39,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1141243792] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-06 02:47:39,214 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-06 02:47:39,214 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2024-11-06 02:47:39,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088396527] [2024-11-06 02:47:39,214 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-06 02:47:39,215 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-06 02:47:39,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:47:39,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-06 02:47:39,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-06 02:47:39,216 INFO L87 Difference]: Start difference. First operand 1137 states and 1556 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 3 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2024-11-06 02:47:39,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:47:39,997 INFO L93 Difference]: Finished difference Result 2313 states and 3175 transitions. [2024-11-06 02:47:39,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-06 02:47:39,999 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 3 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Word has length 40 [2024-11-06 02:47:39,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:47:40,007 INFO L225 Difference]: With dead ends: 2313 [2024-11-06 02:47:40,007 INFO L226 Difference]: Without dead ends: 1179 [2024-11-06 02:47:40,011 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2024-11-06 02:47:40,013 INFO L432 NwaCegarLoop]: 671 mSDtfsCounter, 32 mSDsluCounter, 1983 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 2654 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-06 02:47:40,014 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 2654 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-06 02:47:40,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1179 states. [2024-11-06 02:47:40,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1179 to 1179. [2024-11-06 02:47:40,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1179 states, 854 states have (on average 1.3231850117096018) internal successors, (1130), 869 states have internal predecessors, (1130), 246 states have call successors, (246), 79 states have call predecessors, (246), 78 states have return successors, (240), 240 states have call predecessors, (240), 240 states have call successors, (240) [2024-11-06 02:47:40,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 1179 states and 1616 transitions. [2024-11-06 02:47:40,076 INFO L78 Accepts]: Start accepts. Automaton has 1179 states and 1616 transitions. Word has length 40 [2024-11-06 02:47:40,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:47:40,076 INFO L471 AbstractCegarLoop]: Abstraction has 1179 states and 1616 transitions. [2024-11-06 02:47:40,076 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 6 states have internal predecessors, (45), 3 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2024-11-06 02:47:40,076 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1616 transitions. [2024-11-06 02:47:40,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-06 02:47:40,080 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:47:40,080 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2024-11-06 02:47:40,118 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2024-11-06 02:47:40,281 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:47:40,281 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:47:40,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:47:40,282 INFO L85 PathProgramCache]: Analyzing trace with hash -2035097469, now seen corresponding path program 2 times [2024-11-06 02:47:40,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:47:40,284 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1322548292] [2024-11-06 02:47:40,284 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-06 02:47:40,284 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:47:40,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:47:40,287 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 02:47:40,289 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-06 02:47:41,663 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-06 02:47:41,664 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-06 02:47:41,702 INFO L255 TraceCheckSpWp]: Trace formula consists of 1339 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 02:47:41,705 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:47:41,800 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-06 02:47:41,800 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:47:41,800 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:47:41,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1322548292] [2024-11-06 02:47:41,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1322548292] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:47:41,801 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:47:41,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 02:47:41,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533550211] [2024-11-06 02:47:41,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:47:41,801 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 02:47:41,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:47:41,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 02:47:41,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:47:41,802 INFO L87 Difference]: Start difference. First operand 1179 states and 1616 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-06 02:47:42,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:47:42,050 INFO L93 Difference]: Finished difference Result 1201 states and 1642 transitions. [2024-11-06 02:47:42,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 02:47:42,051 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 70 [2024-11-06 02:47:42,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:47:42,059 INFO L225 Difference]: With dead ends: 1201 [2024-11-06 02:47:42,059 INFO L226 Difference]: Without dead ends: 1190 [2024-11-06 02:47:42,060 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:47:42,061 INFO L432 NwaCegarLoop]: 679 mSDtfsCounter, 662 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 662 SdHoareTripleChecker+Valid, 692 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-06 02:47:42,061 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [662 Valid, 692 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-06 02:47:42,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1190 states. [2024-11-06 02:47:42,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1190 to 1179. [2024-11-06 02:47:42,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1179 states, 854 states have (on average 1.3208430913348945) internal successors, (1128), 869 states have internal predecessors, (1128), 246 states have call successors, (246), 79 states have call predecessors, (246), 78 states have return successors, (240), 240 states have call predecessors, (240), 240 states have call successors, (240) [2024-11-06 02:47:42,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 1179 states and 1614 transitions. [2024-11-06 02:47:42,172 INFO L78 Accepts]: Start accepts. Automaton has 1179 states and 1614 transitions. Word has length 70 [2024-11-06 02:47:42,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:47:42,174 INFO L471 AbstractCegarLoop]: Abstraction has 1179 states and 1614 transitions. [2024-11-06 02:47:42,174 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-06 02:47:42,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1179 states and 1614 transitions. [2024-11-06 02:47:42,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-06 02:47:42,175 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:47:42,175 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2024-11-06 02:47:42,214 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-06 02:47:42,376 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:47:42,376 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:47:42,377 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:47:42,377 INFO L85 PathProgramCache]: Analyzing trace with hash -1977839167, now seen corresponding path program 1 times [2024-11-06 02:47:42,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:47:42,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [161857355] [2024-11-06 02:47:42,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:47:42,378 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:47:42,378 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:47:42,379 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 02:47:42,380 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-06 02:47:44,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:47:44,054 INFO L255 TraceCheckSpWp]: Trace formula consists of 1574 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 02:47:44,057 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:47:44,190 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-11-06 02:47:44,191 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:47:44,191 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:47:44,191 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [161857355] [2024-11-06 02:47:44,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [161857355] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:47:44,191 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:47:44,191 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 02:47:44,192 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050352149] [2024-11-06 02:47:44,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:47:44,193 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 02:47:44,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:47:44,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 02:47:44,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:47:44,194 INFO L87 Difference]: Start difference. First operand 1179 states and 1614 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-06 02:47:44,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:47:44,476 INFO L93 Difference]: Finished difference Result 2381 states and 3267 transitions. [2024-11-06 02:47:44,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 02:47:44,478 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 70 [2024-11-06 02:47:44,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:47:44,486 INFO L225 Difference]: With dead ends: 2381 [2024-11-06 02:47:44,486 INFO L226 Difference]: Without dead ends: 1205 [2024-11-06 02:47:44,490 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:47:44,491 INFO L432 NwaCegarLoop]: 664 mSDtfsCounter, 19 mSDsluCounter, 649 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 1313 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-06 02:47:44,491 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 1313 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-06 02:47:44,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1205 states. [2024-11-06 02:47:44,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1205 to 1205. [2024-11-06 02:47:44,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1205 states, 874 states have (on average 1.322654462242563) internal successors, (1156), 889 states have internal predecessors, (1156), 252 states have call successors, (252), 79 states have call predecessors, (252), 78 states have return successors, (246), 246 states have call predecessors, (246), 246 states have call successors, (246) [2024-11-06 02:47:44,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 1205 states and 1654 transitions. [2024-11-06 02:47:44,556 INFO L78 Accepts]: Start accepts. Automaton has 1205 states and 1654 transitions. Word has length 70 [2024-11-06 02:47:44,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:47:44,556 INFO L471 AbstractCegarLoop]: Abstraction has 1205 states and 1654 transitions. [2024-11-06 02:47:44,556 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-06 02:47:44,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1654 transitions. [2024-11-06 02:47:44,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-06 02:47:44,557 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:47:44,557 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 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] [2024-11-06 02:47:44,600 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2024-11-06 02:47:44,762 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:47:44,763 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:47:44,763 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:47:44,763 INFO L85 PathProgramCache]: Analyzing trace with hash 1054917357, now seen corresponding path program 1 times [2024-11-06 02:47:44,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:47:44,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1507424977] [2024-11-06 02:47:44,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:47:44,765 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:47:44,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:47:44,766 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 02:47:44,768 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-11-06 02:47:46,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:47:46,258 INFO L255 TraceCheckSpWp]: Trace formula consists of 1584 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 02:47:46,261 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:47:48,628 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-11-06 02:47:48,629 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:47:48,629 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:47:48,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1507424977] [2024-11-06 02:47:48,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1507424977] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:47:48,629 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:47:48,629 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 02:47:48,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629356323] [2024-11-06 02:47:48,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:47:48,630 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 02:47:48,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:47:48,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 02:47:48,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:47:48,631 INFO L87 Difference]: Start difference. First operand 1205 states and 1654 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-06 02:47:52,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 02:47:52,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:47:52,851 INFO L93 Difference]: Finished difference Result 1207 states and 1655 transitions. [2024-11-06 02:47:52,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 02:47:52,852 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 75 [2024-11-06 02:47:52,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:47:52,862 INFO L225 Difference]: With dead ends: 1207 [2024-11-06 02:47:52,862 INFO L226 Difference]: Without dead ends: 1204 [2024-11-06 02:47:52,863 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:47:52,864 INFO L432 NwaCegarLoop]: 664 mSDtfsCounter, 625 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 625 SdHoareTripleChecker+Valid, 664 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-06 02:47:52,864 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [625 Valid, 664 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-06 02:47:52,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1204 states. [2024-11-06 02:47:52,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1204 to 1204. [2024-11-06 02:47:52,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1204 states, 874 states have (on average 1.3215102974828374) internal successors, (1155), 888 states have internal predecessors, (1155), 251 states have call successors, (251), 79 states have call predecessors, (251), 78 states have return successors, (246), 246 states have call predecessors, (246), 246 states have call successors, (246) [2024-11-06 02:47:52,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 1204 states and 1652 transitions. [2024-11-06 02:47:52,934 INFO L78 Accepts]: Start accepts. Automaton has 1204 states and 1652 transitions. Word has length 75 [2024-11-06 02:47:52,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:47:52,935 INFO L471 AbstractCegarLoop]: Abstraction has 1204 states and 1652 transitions. [2024-11-06 02:47:52,935 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-06 02:47:52,935 INFO L276 IsEmpty]: Start isEmpty. Operand 1204 states and 1652 transitions. [2024-11-06 02:47:52,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-06 02:47:52,936 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:47:52,936 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 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] [2024-11-06 02:47:52,981 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2024-11-06 02:47:53,136 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:47:53,137 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:47:53,137 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:47:53,137 INFO L85 PathProgramCache]: Analyzing trace with hash -1657531158, now seen corresponding path program 1 times [2024-11-06 02:47:53,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:47:53,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1498842174] [2024-11-06 02:47:53,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:47:53,138 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:47:53,139 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:47:53,140 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 02:47:53,140 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-11-06 02:47:54,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:47:54,730 INFO L255 TraceCheckSpWp]: Trace formula consists of 1585 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 02:47:54,733 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:47:57,452 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-11-06 02:47:57,452 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:47:57,452 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:47:57,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1498842174] [2024-11-06 02:47:57,452 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1498842174] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:47:57,452 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:47:57,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 02:47:57,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855528970] [2024-11-06 02:47:57,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:47:57,453 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 02:47:57,453 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:47:57,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 02:47:57,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:47:57,454 INFO L87 Difference]: Start difference. First operand 1204 states and 1652 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-06 02:48:01,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 02:48:01,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:48:01,715 INFO L93 Difference]: Finished difference Result 1206 states and 1653 transitions. [2024-11-06 02:48:01,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 02:48:01,715 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 76 [2024-11-06 02:48:01,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:48:01,725 INFO L225 Difference]: With dead ends: 1206 [2024-11-06 02:48:01,725 INFO L226 Difference]: Without dead ends: 1203 [2024-11-06 02:48:01,727 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:48:01,728 INFO L432 NwaCegarLoop]: 662 mSDtfsCounter, 622 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 622 SdHoareTripleChecker+Valid, 662 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-06 02:48:01,728 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [622 Valid, 662 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-06 02:48:01,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1203 states. [2024-11-06 02:48:01,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1203 to 1203. [2024-11-06 02:48:01,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1203 states, 874 states have (on average 1.3203661327231122) internal successors, (1154), 887 states have internal predecessors, (1154), 250 states have call successors, (250), 79 states have call predecessors, (250), 78 states have return successors, (246), 246 states have call predecessors, (246), 246 states have call successors, (246) [2024-11-06 02:48:01,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 1203 states and 1650 transitions. [2024-11-06 02:48:01,848 INFO L78 Accepts]: Start accepts. Automaton has 1203 states and 1650 transitions. Word has length 76 [2024-11-06 02:48:01,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:48:01,848 INFO L471 AbstractCegarLoop]: Abstraction has 1203 states and 1650 transitions. [2024-11-06 02:48:01,848 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-06 02:48:01,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1650 transitions. [2024-11-06 02:48:01,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-06 02:48:01,849 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:48:01,850 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 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] [2024-11-06 02:48:01,896 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2024-11-06 02:48:02,050 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:48:02,051 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:48:02,051 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:48:02,051 INFO L85 PathProgramCache]: Analyzing trace with hash 155915664, now seen corresponding path program 1 times [2024-11-06 02:48:02,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:48:02,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1278468704] [2024-11-06 02:48:02,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:48:02,053 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:48:02,054 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:48:02,055 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 02:48:02,056 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2024-11-06 02:48:03,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:48:03,667 INFO L255 TraceCheckSpWp]: Trace formula consists of 1586 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 02:48:03,670 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:48:06,257 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-11-06 02:48:06,257 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:48:06,258 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:48:06,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1278468704] [2024-11-06 02:48:06,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1278468704] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:48:06,258 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:48:06,258 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 02:48:06,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527017156] [2024-11-06 02:48:06,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:48:06,259 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 02:48:06,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:48:06,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 02:48:06,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:48:06,282 INFO L87 Difference]: Start difference. First operand 1203 states and 1650 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-06 02:48:10,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 02:48:10,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:48:10,528 INFO L93 Difference]: Finished difference Result 1205 states and 1651 transitions. [2024-11-06 02:48:10,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 02:48:10,528 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 77 [2024-11-06 02:48:10,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:48:10,536 INFO L225 Difference]: With dead ends: 1205 [2024-11-06 02:48:10,536 INFO L226 Difference]: Without dead ends: 1202 [2024-11-06 02:48:10,537 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:48:10,537 INFO L432 NwaCegarLoop]: 660 mSDtfsCounter, 619 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 619 SdHoareTripleChecker+Valid, 660 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-06 02:48:10,538 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [619 Valid, 660 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-06 02:48:10,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1202 states. [2024-11-06 02:48:10,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1202 to 1202. [2024-11-06 02:48:10,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1202 states, 874 states have (on average 1.3192219679633868) internal successors, (1153), 886 states have internal predecessors, (1153), 249 states have call successors, (249), 79 states have call predecessors, (249), 78 states have return successors, (246), 246 states have call predecessors, (246), 246 states have call successors, (246) [2024-11-06 02:48:10,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 1202 states and 1648 transitions. [2024-11-06 02:48:10,622 INFO L78 Accepts]: Start accepts. Automaton has 1202 states and 1648 transitions. Word has length 77 [2024-11-06 02:48:10,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:48:10,622 INFO L471 AbstractCegarLoop]: Abstraction has 1202 states and 1648 transitions. [2024-11-06 02:48:10,622 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-06 02:48:10,623 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1648 transitions. [2024-11-06 02:48:10,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-06 02:48:10,624 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:48:10,624 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 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] [2024-11-06 02:48:10,671 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Ended with exit code 0 [2024-11-06 02:48:10,824 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:48:10,825 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:48:10,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:48:10,825 INFO L85 PathProgramCache]: Analyzing trace with hash 538197165, now seen corresponding path program 1 times [2024-11-06 02:48:10,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:48:10,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [831768861] [2024-11-06 02:48:10,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:48:10,827 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:48:10,827 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:48:10,828 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 02:48:10,829 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2024-11-06 02:48:12,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:48:12,438 INFO L255 TraceCheckSpWp]: Trace formula consists of 1587 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 02:48:12,441 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:48:15,228 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-11-06 02:48:15,228 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:48:15,229 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:48:15,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [831768861] [2024-11-06 02:48:15,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [831768861] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:48:15,229 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:48:15,229 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 02:48:15,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560109572] [2024-11-06 02:48:15,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:48:15,230 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 02:48:15,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:48:15,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 02:48:15,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:48:15,231 INFO L87 Difference]: Start difference. First operand 1202 states and 1648 transitions. Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-06 02:48:19,360 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 02:48:19,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:48:19,581 INFO L93 Difference]: Finished difference Result 1576 states and 2136 transitions. [2024-11-06 02:48:19,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 02:48:19,582 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 78 [2024-11-06 02:48:19,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:48:19,596 INFO L225 Difference]: With dead ends: 1576 [2024-11-06 02:48:19,596 INFO L226 Difference]: Without dead ends: 1543 [2024-11-06 02:48:19,599 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:48:19,599 INFO L432 NwaCegarLoop]: 708 mSDtfsCounter, 573 mSDsluCounter, 301 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 573 SdHoareTripleChecker+Valid, 1009 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-06 02:48:19,600 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [573 Valid, 1009 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-06 02:48:19,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1543 states. [2024-11-06 02:48:19,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1543 to 1543. [2024-11-06 02:48:19,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1543 states, 1093 states have (on average 1.2946020128087832) internal successors, (1415), 1109 states have internal predecessors, (1415), 340 states have call successors, (340), 110 states have call predecessors, (340), 109 states have return successors, (339), 339 states have call predecessors, (339), 339 states have call successors, (339) [2024-11-06 02:48:19,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1543 states to 1543 states and 2094 transitions. [2024-11-06 02:48:19,771 INFO L78 Accepts]: Start accepts. Automaton has 1543 states and 2094 transitions. Word has length 78 [2024-11-06 02:48:19,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:48:19,772 INFO L471 AbstractCegarLoop]: Abstraction has 1543 states and 2094 transitions. [2024-11-06 02:48:19,772 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-06 02:48:19,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 2094 transitions. [2024-11-06 02:48:19,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-06 02:48:19,775 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:48:19,775 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2024-11-06 02:48:19,813 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2024-11-06 02:48:19,975 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:48:19,976 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:48:19,976 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:48:19,976 INFO L85 PathProgramCache]: Analyzing trace with hash -1588848473, now seen corresponding path program 1 times [2024-11-06 02:48:19,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:48:19,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [832352734] [2024-11-06 02:48:19,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:48:19,978 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:48:19,978 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:48:19,979 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 02:48:19,980 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2024-11-06 02:48:21,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:48:21,662 INFO L255 TraceCheckSpWp]: Trace formula consists of 1702 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-06 02:48:21,665 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:48:21,984 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-11-06 02:48:21,985 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:48:21,985 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:48:21,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [832352734] [2024-11-06 02:48:21,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [832352734] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:48:21,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:48:21,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-06 02:48:21,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4201038] [2024-11-06 02:48:21,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:48:21,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-06 02:48:21,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:48:21,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-06 02:48:21,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 02:48:21,987 INFO L87 Difference]: Start difference. First operand 1543 states and 2094 transitions. Second operand has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-06 02:48:22,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:48:22,397 INFO L93 Difference]: Finished difference Result 3087 states and 4191 transitions. [2024-11-06 02:48:22,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-06 02:48:22,398 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 105 [2024-11-06 02:48:22,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:48:22,408 INFO L225 Difference]: With dead ends: 3087 [2024-11-06 02:48:22,408 INFO L226 Difference]: Without dead ends: 1547 [2024-11-06 02:48:22,413 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 02:48:22,413 INFO L432 NwaCegarLoop]: 629 mSDtfsCounter, 0 mSDsluCounter, 1249 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1878 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-06 02:48:22,413 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1878 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-06 02:48:22,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1547 states. [2024-11-06 02:48:22,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1547 to 1547. [2024-11-06 02:48:22,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1547 states, 1097 states have (on average 1.293527803099362) internal successors, (1419), 1113 states have internal predecessors, (1419), 340 states have call successors, (340), 110 states have call predecessors, (340), 109 states have return successors, (339), 339 states have call predecessors, (339), 339 states have call successors, (339) [2024-11-06 02:48:22,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 1547 states and 2098 transitions. [2024-11-06 02:48:22,536 INFO L78 Accepts]: Start accepts. Automaton has 1547 states and 2098 transitions. Word has length 105 [2024-11-06 02:48:22,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:48:22,536 INFO L471 AbstractCegarLoop]: Abstraction has 1547 states and 2098 transitions. [2024-11-06 02:48:22,536 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.5) internal successors, (62), 4 states have internal predecessors, (62), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-06 02:48:22,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1547 states and 2098 transitions. [2024-11-06 02:48:22,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-06 02:48:22,539 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:48:22,539 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 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] [2024-11-06 02:48:22,579 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (13)] Ended with exit code 0 [2024-11-06 02:48:22,739 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:48:22,740 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:48:22,740 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:48:22,740 INFO L85 PathProgramCache]: Analyzing trace with hash -2057626895, now seen corresponding path program 1 times [2024-11-06 02:48:22,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:48:22,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1398082156] [2024-11-06 02:48:22,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:48:22,742 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:48:22,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:48:22,743 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 02:48:22,744 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2024-11-06 02:48:24,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:48:24,680 INFO L255 TraceCheckSpWp]: Trace formula consists of 1794 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-06 02:48:24,684 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:48:27,195 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 5 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-06 02:48:27,196 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-06 02:48:30,706 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 2 proven. 46 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-06 02:48:30,707 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:48:30,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1398082156] [2024-11-06 02:48:30,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1398082156] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-06 02:48:30,707 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-06 02:48:30,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2024-11-06 02:48:30,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382234039] [2024-11-06 02:48:30,707 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-06 02:48:30,707 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-06 02:48:30,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:48:30,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-06 02:48:30,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2024-11-06 02:48:30,709 INFO L87 Difference]: Start difference. First operand 1547 states and 2098 transitions. Second operand has 12 states, 12 states have (on average 11.666666666666666) internal successors, (140), 12 states have internal predecessors, (140), 11 states have call successors, (19), 7 states have call predecessors, (19), 7 states have return successors, (18), 11 states have call predecessors, (18), 11 states have call successors, (18)