/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf -i ../../../trunk/examples/svcomp/loops/n.c24.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-7968f31 [2022-03-17 19:20:31,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-17 19:20:31,638 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-17 19:20:31,699 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-17 19:20:31,700 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-17 19:20:31,701 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-17 19:20:31,703 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-17 19:20:31,708 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-17 19:20:31,709 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-17 19:20:31,713 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-17 19:20:31,714 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-17 19:20:31,715 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-17 19:20:31,715 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-17 19:20:31,717 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-17 19:20:31,717 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-17 19:20:31,719 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-17 19:20:31,720 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-17 19:20:31,721 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-17 19:20:31,722 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-17 19:20:31,726 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-17 19:20:31,728 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-03-17 19:20:31,729 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-17 19:20:31,729 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-17 19:20:31,730 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-17 19:20:31,730 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-17 19:20:31,732 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-17 19:20:31,732 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-17 19:20:31,732 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-17 19:20:31,732 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-17 19:20:31,733 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-17 19:20:31,733 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-03-17 19:20:31,737 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-17 19:20:31,738 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-17 19:20:31,739 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-17 19:20:31,740 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf [2022-03-17 19:20:31,756 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-17 19:20:31,757 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-17 19:20:31,757 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-17 19:20:31,758 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-17 19:20:31,759 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-17 19:20:31,759 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-17 19:20:31,759 INFO L138 SettingsManager]: * Use SBE=true [2022-03-17 19:20:31,759 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-17 19:20:31,759 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-17 19:20:31,759 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-17 19:20:31,760 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-17 19:20:31,760 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-17 19:20:31,760 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-17 19:20:31,760 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-17 19:20:31,760 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-17 19:20:31,760 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-17 19:20:31,760 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-17 19:20:31,760 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-17 19:20:31,760 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-17 19:20:31,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-17 19:20:31,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-17 19:20:31,761 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-17 19:20:31,761 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-17 19:20:31,761 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-17 19:20:31,761 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-17 19:20:31,761 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-17 19:20:31,761 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-03-17 19:20:31,761 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-03-17 19:20:31,762 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-03-17 19:20:31,762 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_QVASR 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-03-17 19:20:31,973 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-17 19:20:31,991 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-17 19:20:31,992 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-17 19:20:31,993 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-17 19:20:31,993 INFO L275 PluginConnector]: CDTParser initialized [2022-03-17 19:20:31,994 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/n.c24.i [2022-03-17 19:20:32,042 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a5619c6f/55e2e13224e2490e90b36c3cb4a62abe/FLAG250b312b5 [2022-03-17 19:20:32,401 INFO L306 CDTParser]: Found 1 translation units. [2022-03-17 19:20:32,401 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/n.c24.i [2022-03-17 19:20:32,406 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a5619c6f/55e2e13224e2490e90b36c3cb4a62abe/FLAG250b312b5 [2022-03-17 19:20:32,839 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6a5619c6f/55e2e13224e2490e90b36c3cb4a62abe [2022-03-17 19:20:32,841 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-17 19:20:32,842 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-17 19:20:32,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-17 19:20:32,844 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-17 19:20:32,849 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-17 19:20:32,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 07:20:32" (1/1) ... [2022-03-17 19:20:32,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@743adb6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:20:32, skipping insertion in model container [2022-03-17 19:20:32,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 07:20:32" (1/1) ... [2022-03-17 19:20:32,856 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-17 19:20:32,875 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-17 19:20:32,977 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops/n.c24.i[805,818] [2022-03-17 19:20:33,049 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-17 19:20:33,055 INFO L203 MainTranslator]: Completed pre-run [2022-03-17 19:20:33,063 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops/n.c24.i[805,818] [2022-03-17 19:20:33,077 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-17 19:20:33,092 INFO L208 MainTranslator]: Completed translation [2022-03-17 19:20:33,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:20:33 WrapperNode [2022-03-17 19:20:33,092 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-17 19:20:33,093 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-17 19:20:33,093 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-17 19:20:33,093 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-17 19:20:33,102 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:20:33" (1/1) ... [2022-03-17 19:20:33,103 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:20:33" (1/1) ... [2022-03-17 19:20:33,109 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:20:33" (1/1) ... [2022-03-17 19:20:33,109 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:20:33" (1/1) ... [2022-03-17 19:20:33,116 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:20:33" (1/1) ... [2022-03-17 19:20:33,120 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:20:33" (1/1) ... [2022-03-17 19:20:33,124 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:20:33" (1/1) ... [2022-03-17 19:20:33,126 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-17 19:20:33,127 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-17 19:20:33,127 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-17 19:20:33,127 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-17 19:20:33,128 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 07:20:33" (1/1) ... [2022-03-17 19:20:33,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-17 19:20:33,147 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-17 19:20:33,159 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-17 19:20:33,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-17 19:20:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-03-17 19:20:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-17 19:20:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-03-17 19:20:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-03-17 19:20:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure bar [2022-03-17 19:20:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2022-03-17 19:20:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-03-17 19:20:33,193 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2022-03-17 19:20:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-03-17 19:20:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-03-17 19:20:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2022-03-17 19:20:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2022-03-17 19:20:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-03-17 19:20:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-17 19:20:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-03-17 19:20:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2022-03-17 19:20:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2022-03-17 19:20:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure memccpy [2022-03-17 19:20:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2022-03-17 19:20:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-03-17 19:20:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure memchr [2022-03-17 19:20:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2022-03-17 19:20:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-03-17 19:20:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2022-03-17 19:20:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure strncat [2022-03-17 19:20:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2022-03-17 19:20:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-03-17 19:20:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure strcoll [2022-03-17 19:20:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure strxfrm [2022-03-17 19:20:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure strcoll_l [2022-03-17 19:20:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure strxfrm_l [2022-03-17 19:20:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure strdup [2022-03-17 19:20:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure strndup [2022-03-17 19:20:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure strchr [2022-03-17 19:20:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2022-03-17 19:20:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure strcspn [2022-03-17 19:20:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure strspn [2022-03-17 19:20:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure strpbrk [2022-03-17 19:20:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2022-03-17 19:20:33,195 INFO L130 BoogieDeclarations]: Found specification of procedure strtok [2022-03-17 19:20:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure __strtok_r [2022-03-17 19:20:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure strtok_r [2022-03-17 19:20:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2022-03-17 19:20:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2022-03-17 19:20:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2022-03-17 19:20:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure strerror_r [2022-03-17 19:20:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure strerror_l [2022-03-17 19:20:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure __bzero [2022-03-17 19:20:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure bcopy [2022-03-17 19:20:33,196 INFO L130 BoogieDeclarations]: Found specification of procedure bzero [2022-03-17 19:20:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure bcmp [2022-03-17 19:20:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure index [2022-03-17 19:20:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure rindex [2022-03-17 19:20:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2022-03-17 19:20:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2022-03-17 19:20:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure strncasecmp [2022-03-17 19:20:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2022-03-17 19:20:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure strsignal [2022-03-17 19:20:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure __stpcpy [2022-03-17 19:20:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure stpcpy [2022-03-17 19:20:33,197 INFO L130 BoogieDeclarations]: Found specification of procedure __stpncpy [2022-03-17 19:20:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure stpncpy [2022-03-17 19:20:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-03-17 19:20:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure bar [2022-03-17 19:20:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2022-03-17 19:20:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-17 19:20:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-17 19:20:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-03-17 19:20:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-17 19:20:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2022-03-17 19:20:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-17 19:20:33,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-03-17 19:20:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-17 19:20:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-17 19:20:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-03-17 19:20:33,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-03-17 19:20:33,299 INFO L234 CfgBuilder]: Building ICFG [2022-03-17 19:20:33,301 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-17 19:20:33,489 INFO L275 CfgBuilder]: Performing block encoding [2022-03-17 19:20:33,494 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-17 19:20:33,494 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-03-17 19:20:33,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 07:20:33 BoogieIcfgContainer [2022-03-17 19:20:33,495 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-17 19:20:33,496 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-03-17 19:20:33,496 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-03-17 19:20:33,498 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-03-17 19:20:33,500 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 07:20:33" (1/1) ... [2022-03-17 19:20:33,520 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Undeclared function symbol (select Real Real) at de.uni_freiburg.informatik.ultimate.logic.Theory.term(Theory.java:1615) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:401) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:392) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.term(WrapperScript.java:249) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.term(WrapperScript.java:249) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.select(SmtUtils.java:1516) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.termWithLocalSimplification(SmtUtils.java:1469) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.termWithLocalSimplification(SmtUtils.java:1378) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.convertApplicationTerm(SmtUtils.java:1367) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.Substitution.convertApplicationTerm(Substitution.java:53) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:352) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:285) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.Substitution.apply(Substitution.java:59) at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.qvasr.QvasrAbstractor.getUpdates(QvasrAbstractor.java:1235) at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.qvasr.QvasrAbstractor.computeAbstraction(QvasrAbstractor.java:106) at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.qvasr.QvasrSummarizer.summarizeLoop(QvasrSummarizer.java:129) at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.qvasr.QvasrIcfgTransformer$QvasrLoopAccelerationTransformer.transform(QvasrIcfgTransformer.java:106) at de.uni_freiburg.informatik.ultimate.icfgtransformer.TransformedIcfgBuilder.createNewLocalTransition(TransformedIcfgBuilder.java:479) at de.uni_freiburg.informatik.ultimate.icfgtransformer.TransformedIcfgBuilder.createNewTransition(TransformedIcfgBuilder.java:198) at de.uni_freiburg.informatik.ultimate.icfgtransformer.IcfgTransformer.processLocations(IcfgTransformer.java:116) at de.uni_freiburg.informatik.ultimate.icfgtransformer.IcfgTransformer.transform(IcfgTransformer.java:96) at de.uni_freiburg.informatik.ultimate.icfgtransformer.IcfgTransformer.(IcfgTransformer.java:83) at de.uni_freiburg.informatik.ultimate.icfgtransformer.loopacceleration.qvasr.QvasrIcfgTransformer.(QvasrIcfgTransformer.java:89) at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.applyLoopAccelerationQvasr(IcfgTransformationObserver.java:295) at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.createTransformer(IcfgTransformationObserver.java:179) at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.processIcfg(IcfgTransformationObserver.java:148) at de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation.IcfgTransformationObserver.process(IcfgTransformationObserver.java:137) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-03-17 19:20:33,528 INFO L158 Benchmark]: Toolchain (without parser) took 685.43ms. Allocated memory was 179.3MB in the beginning and 243.3MB in the end (delta: 64.0MB). Free memory was 121.0MB in the beginning and 190.8MB in the end (delta: -69.8MB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-17 19:20:33,529 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 179.3MB. Free memory is still 137.5MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-17 19:20:33,529 INFO L158 Benchmark]: CACSL2BoogieTranslator took 248.43ms. Allocated memory was 179.3MB in the beginning and 243.3MB in the end (delta: 64.0MB). Free memory was 120.8MB in the beginning and 212.9MB in the end (delta: -92.1MB). Peak memory consumption was 8.2MB. Max. memory is 8.0GB. [2022-03-17 19:20:33,530 INFO L158 Benchmark]: Boogie Preprocessor took 33.63ms. Allocated memory is still 243.3MB. Free memory was 212.9MB in the beginning and 210.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-17 19:20:33,530 INFO L158 Benchmark]: RCFGBuilder took 368.44ms. Allocated memory is still 243.3MB. Free memory was 210.8MB in the beginning and 193.0MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. [2022-03-17 19:20:33,530 INFO L158 Benchmark]: IcfgTransformer took 30.73ms. Allocated memory is still 243.3MB. Free memory was 193.0MB in the beginning and 190.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-17 19:20:33,533 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.08ms. Allocated memory is still 179.3MB. Free memory is still 137.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 248.43ms. Allocated memory was 179.3MB in the beginning and 243.3MB in the end (delta: 64.0MB). Free memory was 120.8MB in the beginning and 212.9MB in the end (delta: -92.1MB). Peak memory consumption was 8.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 33.63ms. Allocated memory is still 243.3MB. Free memory was 212.9MB in the beginning and 210.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 368.44ms. Allocated memory is still 243.3MB. Free memory was 210.8MB in the beginning and 193.0MB in the end (delta: 17.8MB). Peak memory consumption was 17.8MB. Max. memory is 8.0GB. * IcfgTransformer took 30.73ms. Allocated memory is still 243.3MB. Free memory was 193.0MB in the beginning and 190.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: - ExceptionOrErrorResult: SMTLIBException: Undeclared function symbol (select Real Real) de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: SMTLIBException: Undeclared function symbol (select Real Real): de.uni_freiburg.informatik.ultimate.logic.Theory.term(Theory.java:1615) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-03-17 19:20:33,555 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...