/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/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-36cd7be [2021-02-23 13:55:55,498 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-23 13:55:55,500 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-23 13:55:55,550 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-23 13:55:55,551 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-23 13:55:55,555 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-23 13:55:55,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-23 13:55:55,566 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-23 13:55:55,569 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-23 13:55:55,575 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-23 13:55:55,577 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-23 13:55:55,579 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-23 13:55:55,579 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-23 13:55:55,582 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-23 13:55:55,584 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-23 13:55:55,586 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-23 13:55:55,590 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-23 13:55:55,591 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-23 13:55:55,593 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-23 13:55:55,601 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-23 13:55:55,602 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-23 13:55:55,606 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-23 13:55:55,608 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-23 13:55:55,609 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-23 13:55:55,616 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-23 13:55:55,629 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-23 13:55:55,630 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-23 13:55:55,630 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-23 13:55:55,636 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2021-02-23 13:55:55,692 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-23 13:55:55,693 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-23 13:55:55,698 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-23 13:55:55,698 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-23 13:55:55,698 INFO L138 SettingsManager]: * Use SBE=true [2021-02-23 13:55:55,699 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-23 13:55:55,699 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-23 13:55:55,699 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-23 13:55:55,699 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-23 13:55:55,699 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-23 13:55:55,700 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-23 13:55:55,700 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-23 13:55:55,700 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-23 13:55:55,700 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-23 13:55:55,700 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-23 13:55:55,701 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-23 13:55:55,701 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-23 13:55:55,702 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-23 13:55:55,702 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-23 13:55:55,702 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-23 13:55:55,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-23 13:55:55,703 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-23 13:55:55,703 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-23 13:55:55,704 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-23 13:55:55,704 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-23 13:55:55,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-23 13:55:55,704 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-23 13:55:55,704 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-23 13:55:55,705 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-23 13:55:56,089 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-23 13:55:56,123 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-23 13:55:56,126 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-23 13:55:56,127 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-23 13:55:56,128 INFO L275 PluginConnector]: CDTParser initialized [2021-02-23 13:55:56,129 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c [2021-02-23 13:55:56,214 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e92bf4e0/f63e3ec7c3404da7bf782a19f11252d3/FLAG84531ffa2 [2021-02-23 13:55:56,976 INFO L306 CDTParser]: Found 1 translation units. [2021-02-23 13:55:56,976 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c [2021-02-23 13:55:56,991 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e92bf4e0/f63e3ec7c3404da7bf782a19f11252d3/FLAG84531ffa2 [2021-02-23 13:55:57,248 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e92bf4e0/f63e3ec7c3404da7bf782a19f11252d3 [2021-02-23 13:55:57,252 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-23 13:55:57,267 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-23 13:55:57,271 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-23 13:55:57,272 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-23 13:55:57,276 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-23 13:55:57,278 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 01:55:57" (1/1) ... [2021-02-23 13:55:57,280 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d68692 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:55:57, skipping insertion in model container [2021-02-23 13:55:57,281 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 01:55:57" (1/1) ... [2021-02-23 13:55:57,291 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-23 13:55:57,354 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-23 13:55:57,629 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c[11314,11327] [2021-02-23 13:55:57,632 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-23 13:55:57,644 INFO L203 MainTranslator]: Completed pre-run [2021-02-23 13:55:57,742 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c[11314,11327] [2021-02-23 13:55:57,743 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-23 13:55:57,781 INFO L208 MainTranslator]: Completed translation [2021-02-23 13:55:57,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:55:57 WrapperNode [2021-02-23 13:55:57,781 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-23 13:55:57,783 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-23 13:55:57,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-23 13:55:57,783 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-23 13:55:57,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:55:57" (1/1) ... [2021-02-23 13:55:57,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:55:57" (1/1) ... [2021-02-23 13:55:57,818 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:55:57" (1/1) ... [2021-02-23 13:55:57,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:55:57" (1/1) ... [2021-02-23 13:55:57,860 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:55:57" (1/1) ... [2021-02-23 13:55:57,881 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:55:57" (1/1) ... [2021-02-23 13:55:57,895 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:55:57" (1/1) ... [2021-02-23 13:55:57,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-23 13:55:57,912 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-23 13:55:57,912 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-23 13:55:57,912 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-23 13:55:57,913 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:55:57" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-23 13:55:58,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-23 13:55:58,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-23 13:55:58,010 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-23 13:55:58,010 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-02-23 13:55:58,010 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2021-02-23 13:55:58,010 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_89 [2021-02-23 13:55:58,010 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_92 [2021-02-23 13:55:58,010 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2021-02-23 13:55:58,011 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_96 [2021-02-23 13:55:58,011 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_97 [2021-02-23 13:55:58,011 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_99 [2021-02-23 13:55:58,011 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_100 [2021-02-23 13:55:58,011 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-23 13:55:58,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-02-23 13:55:58,012 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-23 13:55:58,012 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-23 13:55:58,012 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-23 13:55:58,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-23 13:55:58,012 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-02-23 13:55:58,012 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2021-02-23 13:55:58,013 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2021-02-23 13:55:58,013 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2021-02-23 13:55:58,013 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_92 [2021-02-23 13:55:58,013 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2021-02-23 13:55:58,013 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_96 [2021-02-23 13:55:58,013 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_97 [2021-02-23 13:55:58,014 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-23 13:55:58,014 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_99 [2021-02-23 13:55:58,014 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_100 [2021-02-23 13:55:58,014 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2021-02-23 13:55:58,014 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-23 13:55:58,014 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-02-23 13:55:58,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-23 13:55:58,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-23 13:55:58,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-23 13:55:58,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-23 13:55:58,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-23 13:55:58,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-23 13:55:58,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-23 13:55:58,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-23 13:55:58,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-02-23 13:55:58,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-23 13:55:58,934 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-23 13:55:58,934 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-02-23 13:55:58,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 01:55:58 BoogieIcfgContainer [2021-02-23 13:55:58,938 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-23 13:55:58,942 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-23 13:55:58,942 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-23 13:55:58,946 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-23 13:55:58,946 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.02 01:55:57" (1/3) ... [2021-02-23 13:55:58,947 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5516a89b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.02 01:55:58, skipping insertion in model container [2021-02-23 13:55:58,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 01:55:57" (2/3) ... [2021-02-23 13:55:58,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5516a89b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.02 01:55:58, skipping insertion in model container [2021-02-23 13:55:58,948 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 01:55:58" (3/3) ... [2021-02-23 13:55:58,950 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_5.c [2021-02-23 13:55:58,957 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-23 13:55:58,963 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-23 13:55:58,983 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-23 13:55:59,017 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-23 13:55:59,018 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-23 13:55:59,018 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-23 13:55:59,018 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-23 13:55:59,018 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-23 13:55:59,018 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-23 13:55:59,019 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-23 13:55:59,019 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-23 13:55:59,039 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states. [2021-02-23 13:55:59,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-02-23 13:55:59,051 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 13:55:59,052 INFO L422 BasicCegarLoop]: 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, 1, 1, 1] [2021-02-23 13:55:59,052 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 13:55:59,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 13:55:59,058 INFO L82 PathProgramCache]: Analyzing trace with hash 1832935502, now seen corresponding path program 1 times [2021-02-23 13:55:59,069 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-23 13:55:59,069 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913516874] [2021-02-23 13:55:59,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 13:55:59,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:55:59,421 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:55:59,422 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:55:59,423 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:55:59,424 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:55:59,588 WARN L202 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-02-23 13:55:59,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 13:55:59,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:55:59,659 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:55:59,661 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:55:59,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-23 13:55:59,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:55:59,715 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:55:59,716 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:55:59,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-02-23 13:55:59,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:55:59,732 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:55:59,735 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:55:59,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-02-23 13:55:59,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:55:59,742 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:55:59,743 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:55:59,743 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:55:59,744 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:55:59,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 13:55:59,756 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913516874] [2021-02-23 13:55:59,757 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 13:55:59,757 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-23 13:55:59,758 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805695114] [2021-02-23 13:55:59,763 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-23 13:55:59,764 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-23 13:55:59,779 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-23 13:55:59,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-02-23 13:55:59,782 INFO L87 Difference]: Start difference. First operand 129 states. Second operand 4 states. [2021-02-23 13:55:59,956 WARN L202 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-02-23 13:56:00,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 13:56:00,535 INFO L93 Difference]: Finished difference Result 245 states and 367 transitions. [2021-02-23 13:56:00,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-23 13:56:00,537 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 43 [2021-02-23 13:56:00,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 13:56:00,549 INFO L225 Difference]: With dead ends: 245 [2021-02-23 13:56:00,550 INFO L226 Difference]: Without dead ends: 120 [2021-02-23 13:56:00,555 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-02-23 13:56:00,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2021-02-23 13:56:00,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2021-02-23 13:56:00,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2021-02-23 13:56:00,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 167 transitions. [2021-02-23 13:56:00,644 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 167 transitions. Word has length 43 [2021-02-23 13:56:00,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 13:56:00,645 INFO L480 AbstractCegarLoop]: Abstraction has 120 states and 167 transitions. [2021-02-23 13:56:00,645 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-23 13:56:00,645 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2021-02-23 13:56:00,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-02-23 13:56:00,649 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 13:56:00,649 INFO L422 BasicCegarLoop]: 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, 1, 1, 1] [2021-02-23 13:56:00,650 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-23 13:56:00,650 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 13:56:00,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 13:56:00,651 INFO L82 PathProgramCache]: Analyzing trace with hash -1781973424, now seen corresponding path program 1 times [2021-02-23 13:56:00,651 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-23 13:56:00,652 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1248019961] [2021-02-23 13:56:00,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 13:56:00,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:56:00,754 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:56:00,755 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:56:00,757 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:56:00,758 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:56:00,762 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:56:00,763 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 13:56:00,768 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:56:00,769 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 13:56:00,775 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:56:00,776 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:56:00,948 WARN L202 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-02-23 13:56:00,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 13:56:00,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:56:00,968 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:56:00,968 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:56:00,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-02-23 13:56:00,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:56:01,000 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:56:01,001 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:56:01,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-02-23 13:56:01,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:56:01,007 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:56:01,007 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:56:01,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-02-23 13:56:01,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 13:56:01,011 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 13:56:01,012 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 13:56:01,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 13:56:01,019 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1248019961] [2021-02-23 13:56:01,019 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 13:56:01,019 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-02-23 13:56:01,020 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372289237] [2021-02-23 13:56:01,021 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-23 13:56:01,022 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-23 13:56:01,022 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-23 13:56:01,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-02-23 13:56:01,023 INFO L87 Difference]: Start difference. First operand 120 states and 167 transitions. Second operand 7 states. [2021-02-23 13:56:01,187 WARN L202 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-02-23 13:56:01,997 WARN L202 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-02-23 13:56:02,183 WARN L202 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2021-02-23 13:56:02,360 WARN L202 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2021-02-23 13:56:02,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 13:56:02,566 INFO L93 Difference]: Finished difference Result 148 states and 201 transitions. [2021-02-23 13:56:02,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-02-23 13:56:02,567 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 43 [2021-02-23 13:56:02,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 13:56:02,567 INFO L225 Difference]: With dead ends: 148 [2021-02-23 13:56:02,568 INFO L226 Difference]: Without dead ends: 0 [2021-02-23 13:56:02,570 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-02-23 13:56:02,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-23 13:56:02,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-23 13:56:02,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-23 13:56:02,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-23 13:56:02,571 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 43 [2021-02-23 13:56:02,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 13:56:02,572 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-23 13:56:02,572 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-23 13:56:02,572 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-23 13:56:02,572 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-23 13:56:02,572 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-23 13:56:02,575 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-23 13:56:03,105 WARN L202 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2021-02-23 13:56:03,252 WARN L202 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 16 [2021-02-23 13:56:03,369 WARN L202 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2021-02-23 13:56:03,480 WARN L202 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2021-02-23 13:56:03,641 WARN L202 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2021-02-23 13:56:03,787 WARN L202 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2021-02-23 13:56:04,083 WARN L202 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 127 [2021-02-23 13:56:04,251 WARN L202 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 1 [2021-02-23 13:56:04,258 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-02-23 13:56:04,258 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-02-23 13:56:04,258 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-02-23 13:56:04,258 INFO L189 CegarLoopUtils]: For program point Id_MCDC_100FINAL(lines 420 426) no Hoare annotation was computed. [2021-02-23 13:56:04,259 INFO L189 CegarLoopUtils]: For program point Id_MCDC_100EXIT(lines 420 426) no Hoare annotation was computed. [2021-02-23 13:56:04,259 INFO L185 CegarLoopUtils]: At program point L424(line 424) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0)) [2021-02-23 13:56:04,261 INFO L185 CegarLoopUtils]: At program point Id_MCDC_100ENTRY(lines 420 426) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0)) [2021-02-23 13:56:04,261 INFO L189 CegarLoopUtils]: For program point L417(line 417) no Hoare annotation was computed. [2021-02-23 13:56:04,261 INFO L192 CegarLoopUtils]: At program point L405(line 405) the Hoare annotation is: true [2021-02-23 13:56:04,261 INFO L189 CegarLoopUtils]: For program point L405-1(line 405) no Hoare annotation was computed. [2021-02-23 13:56:04,263 INFO L185 CegarLoopUtils]: At program point Id_MCDC_99ENTRY(lines 400 419) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0)) [2021-02-23 13:56:04,263 INFO L189 CegarLoopUtils]: For program point Id_MCDC_99EXIT(lines 400 419) no Hoare annotation was computed. [2021-02-23 13:56:04,263 INFO L189 CegarLoopUtils]: For program point L408(line 408) no Hoare annotation was computed. [2021-02-23 13:56:04,263 INFO L189 CegarLoopUtils]: For program point L408-2(lines 408 415) no Hoare annotation was computed. [2021-02-23 13:56:04,263 INFO L189 CegarLoopUtils]: For program point L406-2(lines 406 416) no Hoare annotation was computed. [2021-02-23 13:56:04,264 INFO L192 CegarLoopUtils]: At program point L406-3(lines 406 416) the Hoare annotation is: true [2021-02-23 13:56:04,264 INFO L192 CegarLoopUtils]: At program point L406-4(lines 406 416) the Hoare annotation is: true [2021-02-23 13:56:04,264 INFO L189 CegarLoopUtils]: For program point Id_MCDC_99FINAL(lines 400 419) no Hoare annotation was computed. [2021-02-23 13:56:04,264 INFO L189 CegarLoopUtils]: For program point L221(line 221) no Hoare annotation was computed. [2021-02-23 13:56:04,264 INFO L189 CegarLoopUtils]: For program point L217(line 217) no Hoare annotation was computed. [2021-02-23 13:56:04,264 INFO L189 CegarLoopUtils]: For program point L217-2(line 217) no Hoare annotation was computed. [2021-02-23 13:56:04,264 INFO L192 CegarLoopUtils]: At program point L209(lines 209 225) the Hoare annotation is: true [2021-02-23 13:56:04,265 INFO L192 CegarLoopUtils]: At program point Id_MCDC_89ENTRY(lines 193 248) the Hoare annotation is: true [2021-02-23 13:56:04,265 INFO L189 CegarLoopUtils]: For program point Id_MCDC_89EXIT(lines 193 248) no Hoare annotation was computed. [2021-02-23 13:56:04,265 INFO L189 CegarLoopUtils]: For program point L234(line 234) no Hoare annotation was computed. [2021-02-23 13:56:04,265 INFO L189 CegarLoopUtils]: For program point L234-2(line 234) no Hoare annotation was computed. [2021-02-23 13:56:04,265 INFO L189 CegarLoopUtils]: For program point L234-3(line 234) no Hoare annotation was computed. [2021-02-23 13:56:04,265 INFO L189 CegarLoopUtils]: For program point L234-5(lines 234 246) no Hoare annotation was computed. [2021-02-23 13:56:04,266 INFO L189 CegarLoopUtils]: For program point L226-1(lines 226 233) no Hoare annotation was computed. [2021-02-23 13:56:04,266 INFO L192 CegarLoopUtils]: At program point L226-3(lines 226 233) the Hoare annotation is: true [2021-02-23 13:56:04,266 INFO L189 CegarLoopUtils]: For program point L226-4(lines 226 233) no Hoare annotation was computed. [2021-02-23 13:56:04,266 INFO L189 CegarLoopUtils]: For program point L218(line 218) no Hoare annotation was computed. [2021-02-23 13:56:04,267 INFO L189 CegarLoopUtils]: For program point L214(line 214) no Hoare annotation was computed. [2021-02-23 13:56:04,267 INFO L189 CegarLoopUtils]: For program point L214-2(line 214) no Hoare annotation was computed. [2021-02-23 13:56:04,268 INFO L189 CegarLoopUtils]: For program point L202(lines 202 208) no Hoare annotation was computed. [2021-02-23 13:56:04,268 INFO L189 CegarLoopUtils]: For program point L202-2(lines 202 208) no Hoare annotation was computed. [2021-02-23 13:56:04,268 INFO L189 CegarLoopUtils]: For program point Id_MCDC_89FINAL(lines 193 248) no Hoare annotation was computed. [2021-02-23 13:56:04,268 INFO L189 CegarLoopUtils]: For program point L198(lines 198 201) no Hoare annotation was computed. [2021-02-23 13:56:04,268 INFO L189 CegarLoopUtils]: For program point L223(line 223) no Hoare annotation was computed. [2021-02-23 13:56:04,269 INFO L189 CegarLoopUtils]: For program point L215(line 215) no Hoare annotation was computed. [2021-02-23 13:56:04,269 INFO L189 CegarLoopUtils]: For program point L211(line 211) no Hoare annotation was computed. [2021-02-23 13:56:04,269 INFO L189 CegarLoopUtils]: For program point L211-2(line 211) no Hoare annotation was computed. [2021-02-23 13:56:04,269 INFO L189 CegarLoopUtils]: For program point L236(lines 236 241) no Hoare annotation was computed. [2021-02-23 13:56:04,270 INFO L189 CegarLoopUtils]: For program point L236-1(lines 234 246) no Hoare annotation was computed. [2021-02-23 13:56:04,270 INFO L189 CegarLoopUtils]: For program point L220(line 220) no Hoare annotation was computed. [2021-02-23 13:56:04,270 INFO L189 CegarLoopUtils]: For program point L220-2(line 220) no Hoare annotation was computed. [2021-02-23 13:56:04,270 INFO L189 CegarLoopUtils]: For program point L212(line 212) no Hoare annotation was computed. [2021-02-23 13:56:04,270 INFO L189 CegarLoopUtils]: For program point L204(lines 204 207) no Hoare annotation was computed. [2021-02-23 13:56:04,271 INFO L189 CegarLoopUtils]: For program point L229(lines 229 232) no Hoare annotation was computed. [2021-02-23 13:56:04,271 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 427 458) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0)) [2021-02-23 13:56:04,271 INFO L189 CegarLoopUtils]: For program point mainFINAL(lines 427 458) no Hoare annotation was computed. [2021-02-23 13:56:04,271 INFO L185 CegarLoopUtils]: At program point L457(line 457) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0)) [2021-02-23 13:56:04,271 INFO L189 CegarLoopUtils]: For program point mainEXIT(lines 427 458) no Hoare annotation was computed. [2021-02-23 13:56:04,272 INFO L189 CegarLoopUtils]: For program point L452(lines 452 455) no Hoare annotation was computed. [2021-02-23 13:56:04,272 INFO L189 CegarLoopUtils]: For program point assume_abort_if_notENTRY(lines 5 7) no Hoare annotation was computed. [2021-02-23 13:56:04,273 INFO L189 CegarLoopUtils]: For program point L6(line 6) no Hoare annotation was computed. [2021-02-23 13:56:04,273 INFO L189 CegarLoopUtils]: For program point L6-2(lines 5 7) no Hoare annotation was computed. [2021-02-23 13:56:04,275 INFO L189 CegarLoopUtils]: For program point assume_abort_if_notEXIT(lines 5 7) no Hoare annotation was computed. [2021-02-23 13:56:04,279 INFO L192 CegarLoopUtils]: At program point L378(line 378) the Hoare annotation is: true [2021-02-23 13:56:04,280 INFO L189 CegarLoopUtils]: For program point L378-1(lines 378 381) no Hoare annotation was computed. [2021-02-23 13:56:04,280 INFO L185 CegarLoopUtils]: At program point Id_MCDC_97ENTRY(lines 331 399) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2021-02-23 13:56:04,280 INFO L189 CegarLoopUtils]: For program point Id_MCDC_97EXIT(lines 331 399) no Hoare annotation was computed. [2021-02-23 13:56:04,285 INFO L189 CegarLoopUtils]: For program point L358-2(lines 358 396) no Hoare annotation was computed. [2021-02-23 13:56:04,287 INFO L192 CegarLoopUtils]: At program point L358-3(lines 358 396) the Hoare annotation is: true [2021-02-23 13:56:04,287 INFO L192 CegarLoopUtils]: At program point L371(line 371) the Hoare annotation is: true [2021-02-23 13:56:04,288 INFO L189 CegarLoopUtils]: For program point L371-1(lines 371 374) no Hoare annotation was computed. [2021-02-23 13:56:04,288 INFO L189 CegarLoopUtils]: For program point Id_MCDC_97FINAL(lines 331 399) no Hoare annotation was computed. [2021-02-23 13:56:04,288 INFO L192 CegarLoopUtils]: At program point L388(line 388) the Hoare annotation is: true [2021-02-23 13:56:04,288 INFO L189 CegarLoopUtils]: For program point L388-1(line 388) no Hoare annotation was computed. [2021-02-23 13:56:04,288 INFO L189 CegarLoopUtils]: For program point L376-2(lines 376 393) no Hoare annotation was computed. [2021-02-23 13:56:04,288 INFO L192 CegarLoopUtils]: At program point L376-3(lines 376 393) the Hoare annotation is: true [2021-02-23 13:56:04,289 INFO L189 CegarLoopUtils]: For program point L376-4(lines 376 393) no Hoare annotation was computed. [2021-02-23 13:56:04,289 INFO L189 CegarLoopUtils]: For program point L389(lines 389 392) no Hoare annotation was computed. [2021-02-23 13:56:04,289 INFO L189 CegarLoopUtils]: For program point L356(lines 356 397) no Hoare annotation was computed. [2021-02-23 13:56:04,289 INFO L189 CegarLoopUtils]: For program point L352-2(lines 352 355) no Hoare annotation was computed. [2021-02-23 13:56:04,289 INFO L192 CegarLoopUtils]: At program point L352-3(lines 352 355) the Hoare annotation is: true [2021-02-23 13:56:04,289 INFO L189 CegarLoopUtils]: For program point L352-4(lines 332 399) no Hoare annotation was computed. [2021-02-23 13:56:04,289 INFO L192 CegarLoopUtils]: At program point L365(line 365) the Hoare annotation is: true [2021-02-23 13:56:04,290 INFO L189 CegarLoopUtils]: For program point L365-1(lines 365 368) no Hoare annotation was computed. [2021-02-23 13:56:04,290 INFO L192 CegarLoopUtils]: At program point L361(line 361) the Hoare annotation is: true [2021-02-23 13:56:04,290 INFO L189 CegarLoopUtils]: For program point L361-1(lines 361 364) no Hoare annotation was computed. [2021-02-23 13:56:04,290 INFO L192 CegarLoopUtils]: At program point Id_MCDC_95ENTRY(lines 280 299) the Hoare annotation is: true [2021-02-23 13:56:04,290 INFO L189 CegarLoopUtils]: For program point Id_MCDC_95EXIT(lines 280 299) no Hoare annotation was computed. [2021-02-23 13:56:04,290 INFO L189 CegarLoopUtils]: For program point L298(line 298) no Hoare annotation was computed. [2021-02-23 13:56:04,290 INFO L192 CegarLoopUtils]: At program point L296(line 296) the Hoare annotation is: true [2021-02-23 13:56:04,291 INFO L185 CegarLoopUtils]: At program point L298-2(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short30| [2021-02-23 13:56:04,291 INFO L189 CegarLoopUtils]: For program point L296-1(line 296) no Hoare annotation was computed. [2021-02-23 13:56:04,291 INFO L189 CegarLoopUtils]: For program point L298-3(line 298) no Hoare annotation was computed. [2021-02-23 13:56:04,293 INFO L192 CegarLoopUtils]: At program point L290(line 290) the Hoare annotation is: true [2021-02-23 13:56:04,293 INFO L189 CegarLoopUtils]: For program point L290-1(line 290) no Hoare annotation was computed. [2021-02-23 13:56:04,293 INFO L189 CegarLoopUtils]: For program point L288(lines 288 295) no Hoare annotation was computed. [2021-02-23 13:56:04,293 INFO L189 CegarLoopUtils]: For program point L288-2(lines 288 295) no Hoare annotation was computed. [2021-02-23 13:56:04,293 INFO L189 CegarLoopUtils]: For program point L284(lines 284 287) no Hoare annotation was computed. [2021-02-23 13:56:04,293 INFO L192 CegarLoopUtils]: At program point L297(line 297) the Hoare annotation is: true [2021-02-23 13:56:04,293 INFO L189 CegarLoopUtils]: For program point L297-1(line 297) no Hoare annotation was computed. [2021-02-23 13:56:04,294 INFO L189 CegarLoopUtils]: For program point Id_MCDC_95FINAL(lines 280 299) no Hoare annotation was computed. [2021-02-23 13:56:04,294 INFO L189 CegarLoopUtils]: For program point L318(lines 318 323) no Hoare annotation was computed. [2021-02-23 13:56:04,294 INFO L189 CegarLoopUtils]: For program point L318-1(lines 316 328) no Hoare annotation was computed. [2021-02-23 13:56:04,294 INFO L189 CegarLoopUtils]: For program point L316(line 316) no Hoare annotation was computed. [2021-02-23 13:56:04,294 INFO L189 CegarLoopUtils]: For program point L316-2(line 316) no Hoare annotation was computed. [2021-02-23 13:56:04,294 INFO L189 CegarLoopUtils]: For program point L316-3(line 316) no Hoare annotation was computed. [2021-02-23 13:56:04,294 INFO L189 CegarLoopUtils]: For program point L316-5(lines 316 328) no Hoare annotation was computed. [2021-02-23 13:56:04,294 INFO L189 CegarLoopUtils]: For program point L308-1(lines 308 315) no Hoare annotation was computed. [2021-02-23 13:56:04,295 INFO L192 CegarLoopUtils]: At program point L308-3(lines 308 315) the Hoare annotation is: true [2021-02-23 13:56:04,295 INFO L189 CegarLoopUtils]: For program point L304(lines 304 307) no Hoare annotation was computed. [2021-02-23 13:56:04,295 INFO L189 CegarLoopUtils]: For program point L308-4(lines 308 315) no Hoare annotation was computed. [2021-02-23 13:56:04,295 INFO L189 CegarLoopUtils]: For program point Id_MCDC_96FINAL(lines 300 330) no Hoare annotation was computed. [2021-02-23 13:56:04,295 INFO L189 CegarLoopUtils]: For program point L311(lines 311 314) no Hoare annotation was computed. [2021-02-23 13:56:04,295 INFO L192 CegarLoopUtils]: At program point Id_MCDC_96ENTRY(lines 300 330) the Hoare annotation is: true [2021-02-23 13:56:04,295 INFO L189 CegarLoopUtils]: For program point Id_MCDC_96EXIT(lines 300 330) no Hoare annotation was computed. [2021-02-23 13:56:04,295 INFO L189 CegarLoopUtils]: For program point L255(lines 255 269) no Hoare annotation was computed. [2021-02-23 13:56:04,295 INFO L192 CegarLoopUtils]: At program point Id_MCDC_92ENTRY(lines 249 279) the Hoare annotation is: true [2021-02-23 13:56:04,296 INFO L189 CegarLoopUtils]: For program point Id_MCDC_92EXIT(lines 249 279) no Hoare annotation was computed. [2021-02-23 13:56:04,296 INFO L192 CegarLoopUtils]: At program point L272(line 272) the Hoare annotation is: true [2021-02-23 13:56:04,296 INFO L189 CegarLoopUtils]: For program point L272-1(line 272) no Hoare annotation was computed. [2021-02-23 13:56:04,296 INFO L189 CegarLoopUtils]: For program point Id_MCDC_92FINAL(lines 249 279) no Hoare annotation was computed. [2021-02-23 13:56:04,296 INFO L189 CegarLoopUtils]: For program point L270-1(lines 250 279) no Hoare annotation was computed. [2021-02-23 13:56:04,296 INFO L189 CegarLoopUtils]: For program point L270-2(lines 270 277) no Hoare annotation was computed. [2021-02-23 13:56:04,296 INFO L189 CegarLoopUtils]: For program point L261(lines 261 269) no Hoare annotation was computed. [2021-02-23 13:56:04,297 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-02-23 13:56:04,297 INFO L185 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= ~Id_MCDC_111~0.base |old(~Id_MCDC_111~0.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |old(#length)| |#length|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |old(~Id_MCDC_111~0.offset)| ~Id_MCDC_111~0.offset) (= |#t~string72.base| |old(#t~string72.base)|) (= ~Id_MCDC_109~0.offset |old(~Id_MCDC_109~0.offset)|) (= ~Id_MCDC_107~0.offset |old(~Id_MCDC_107~0.offset)|) (= |old(#valid)| |#valid|) (= |old(#NULL.base)| |#NULL.base|) (= |old(#t~string73.base)| |#t~string73.base|) (= |#t~string5.base| |old(#t~string5.base)|) (= |~#Id_MCDC_112~0.base| |old(~#Id_MCDC_112~0.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~Id_MCDC_108~0.base |old(~Id_MCDC_108~0.base)|) (= |old(~#Id_MCDC_112~0.offset)| |~#Id_MCDC_112~0.offset|) (= |#t~string21.base| |old(#t~string21.base)|) (= |old(#t~string40.base)| |#t~string40.base|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~Id_MCDC_110~0.offset |old(~Id_MCDC_110~0.offset)|) (= |old(~Id_MCDC_106~0)| ~Id_MCDC_106~0) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |old(#t~string4.offset)| |#t~string4.offset|) (= |old(#t~string45.base)| |#t~string45.base|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |old(~Id_MCDC_110~0.base)| ~Id_MCDC_110~0.base) (= |old(~Id_MCDC_109~0.base)| ~Id_MCDC_109~0.base) (= |old(~Id_MCDC_104~0)| ~Id_MCDC_104~0) (= |old(#t~string16.base)| |#t~string16.base|) (= |old(#t~string16.offset)| |#t~string16.offset|) (= |old(#t~string6.offset)| |#t~string6.offset|) (= |old(~#Id_MCDC_113~0.base)| |~#Id_MCDC_113~0.base|) (= |old(~Id_MCDC_108~0.offset)| ~Id_MCDC_108~0.offset) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |old(~#Id_MCDC_113~0.offset)| |~#Id_MCDC_113~0.offset|) (= |old(~Id_MCDC_105~0)| ~Id_MCDC_105~0) (= ~Id_MCDC_107~0.base |old(~Id_MCDC_107~0.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2021-02-23 13:56:04,297 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-02-23 13:56:04,297 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-02-23 13:56:04,297 INFO L192 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-02-23 13:56:04,297 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-23 13:56:04,298 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-02-23 13:56:04,298 INFO L189 CegarLoopUtils]: For program point avoid_zeroEXIT(lines 9 15) no Hoare annotation was computed. [2021-02-23 13:56:04,298 INFO L189 CegarLoopUtils]: For program point L11(lines 11 14) no Hoare annotation was computed. [2021-02-23 13:56:04,299 INFO L189 CegarLoopUtils]: For program point L11-2(lines 9 15) no Hoare annotation was computed. [2021-02-23 13:56:04,299 INFO L192 CegarLoopUtils]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2021-02-23 13:56:04,299 INFO L189 CegarLoopUtils]: For program point L463(line 463) no Hoare annotation was computed. [2021-02-23 13:56:04,299 INFO L192 CegarLoopUtils]: At program point __VERIFIER_assertENTRY(lines 459 466) the Hoare annotation is: true [2021-02-23 13:56:04,300 INFO L189 CegarLoopUtils]: For program point L461(lines 461 464) no Hoare annotation was computed. [2021-02-23 13:56:04,300 INFO L189 CegarLoopUtils]: For program point L461-2(lines 459 466) no Hoare annotation was computed. [2021-02-23 13:56:04,300 INFO L189 CegarLoopUtils]: For program point __VERIFIER_assertEXIT(lines 459 466) no Hoare annotation was computed. [2021-02-23 13:56:04,300 INFO L189 CegarLoopUtils]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 463) no Hoare annotation was computed. [2021-02-23 13:56:04,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.02 01:56:04 BoogieIcfgContainer [2021-02-23 13:56:04,316 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-23 13:56:04,318 INFO L168 Benchmark]: Toolchain (without parser) took 7062.91 ms. Allocated memory was 164.6 MB in the beginning and 212.9 MB in the end (delta: 48.2 MB). Free memory was 139.6 MB in the beginning and 85.4 MB in the end (delta: 54.2 MB). Peak memory consumption was 123.0 MB. Max. memory is 8.0 GB. [2021-02-23 13:56:04,319 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 164.6 MB. Free memory is still 143.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-23 13:56:04,319 INFO L168 Benchmark]: CACSL2BoogieTranslator took 510.45 ms. Allocated memory is still 164.6 MB. Free memory was 138.1 MB in the beginning and 121.3 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. [2021-02-23 13:56:04,320 INFO L168 Benchmark]: Boogie Preprocessor took 127.90 ms. Allocated memory is still 164.6 MB. Free memory was 121.3 MB in the beginning and 117.6 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-02-23 13:56:04,321 INFO L168 Benchmark]: RCFGBuilder took 1026.65 ms. Allocated memory is still 164.6 MB. Free memory was 117.1 MB in the beginning and 143.2 MB in the end (delta: -26.1 MB). Peak memory consumption was 68.3 MB. Max. memory is 8.0 GB. [2021-02-23 13:56:04,322 INFO L168 Benchmark]: TraceAbstraction took 5374.27 ms. Allocated memory was 164.6 MB in the beginning and 212.9 MB in the end (delta: 48.2 MB). Free memory was 142.6 MB in the beginning and 85.4 MB in the end (delta: 57.3 MB). Peak memory consumption was 125.0 MB. Max. memory is 8.0 GB. [2021-02-23 13:56:04,325 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 164.6 MB. Free memory is still 143.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 510.45 ms. Allocated memory is still 164.6 MB. Free memory was 138.1 MB in the beginning and 121.3 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 127.90 ms. Allocated memory is still 164.6 MB. Free memory was 121.3 MB in the beginning and 117.6 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1026.65 ms. Allocated memory is still 164.6 MB. Free memory was 117.1 MB in the beginning and 143.2 MB in the end (delta: -26.1 MB). Peak memory consumption was 68.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 5374.27 ms. Allocated memory was 164.6 MB in the beginning and 212.9 MB in the end (delta: 48.2 MB). Free memory was 142.6 MB in the beginning and 85.4 MB in the end (delta: 57.3 MB). Peak memory consumption was 125.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 463]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 358]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 14 procedures, 136 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.5s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 2.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 275 SDtfs, 407 SDslu, 223 SDs, 0 SdLazy, 519 SolverSat, 87 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=129occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 34 LocationsWithAnnotation, 83 PreInvPairs, 99 NumberOfFragments, 265 HoareAnnotationTreeSize, 83 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 34 FomulaSimplificationsInter, 2613 FormulaSimplificationTreeSizeReductionInter, 1.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 84 ConstructedInterpolants, 0 QuantifiedInterpolants, 15624 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...