/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 0.2.0-7d8eed3 [2020-11-06 22:46:44,758 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-06 22:46:44,761 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-06 22:46:44,817 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-06 22:46:44,818 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-06 22:46:44,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-06 22:46:44,826 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-06 22:46:44,834 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-06 22:46:44,838 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-06 22:46:44,844 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-06 22:46:44,845 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-06 22:46:44,847 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-06 22:46:44,847 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-06 22:46:44,851 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-06 22:46:44,853 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-06 22:46:44,855 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-06 22:46:44,856 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-06 22:46:44,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-06 22:46:44,867 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-06 22:46:44,888 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-06 22:46:44,892 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-06 22:46:44,893 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-06 22:46:44,895 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-06 22:46:44,898 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-06 22:46:44,908 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-06 22:46:44,920 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-06 22:46:44,921 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-06 22:46:44,922 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-06 22:46:44,923 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 [2020-11-06 22:46:44,981 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-06 22:46:44,981 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-06 22:46:44,986 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-06 22:46:44,987 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-06 22:46:44,987 INFO L138 SettingsManager]: * Use SBE=true [2020-11-06 22:46:44,987 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-06 22:46:44,988 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-06 22:46:44,988 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-06 22:46:44,988 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-06 22:46:44,989 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-06 22:46:44,990 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-06 22:46:44,990 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-06 22:46:44,990 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-06 22:46:44,991 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-06 22:46:44,991 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-06 22:46:44,991 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-06 22:46:44,991 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-06 22:46:44,991 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-06 22:46:44,992 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-06 22:46:44,992 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-06 22:46:44,992 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-06 22:46:44,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-06 22:46:44,993 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-06 22:46:44,993 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-06 22:46:44,993 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-06 22:46:44,994 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-06 22:46:44,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-06 22:46:44,994 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-06 22:46:44,994 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-06 22:46:44,994 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-06 22:46:45,411 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-06 22:46:45,444 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-06 22:46:45,447 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-06 22:46:45,449 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-06 22:46:45,450 INFO L275 PluginConnector]: CDTParser initialized [2020-11-06 22:46:45,451 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c [2020-11-06 22:46:45,540 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/078bfb7f0/d7150d2b94dc425d8166193219de9858/FLAG479805135 [2020-11-06 22:46:46,387 INFO L306 CDTParser]: Found 1 translation units. [2020-11-06 22:46:46,388 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c [2020-11-06 22:46:46,399 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/078bfb7f0/d7150d2b94dc425d8166193219de9858/FLAG479805135 [2020-11-06 22:46:46,641 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/078bfb7f0/d7150d2b94dc425d8166193219de9858 [2020-11-06 22:46:46,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-06 22:46:46,651 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-11-06 22:46:46,658 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-06 22:46:46,658 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-06 22:46:46,663 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-06 22:46:46,665 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:46:46" (1/1) ... [2020-11-06 22:46:46,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@508e6a7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:46:46, skipping insertion in model container [2020-11-06 22:46:46,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:46:46" (1/1) ... [2020-11-06 22:46:46,678 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-06 22:46:46,723 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-06 22:46:47,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-06 22:46:47,030 INFO L203 MainTranslator]: Completed pre-run [2020-11-06 22:46:47,117 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-06 22:46:47,143 INFO L208 MainTranslator]: Completed translation [2020-11-06 22:46:47,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:46:47 WrapperNode [2020-11-06 22:46:47,144 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-06 22:46:47,145 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-06 22:46:47,145 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-06 22:46:47,146 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-06 22:46:47,157 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:46:47" (1/1) ... [2020-11-06 22:46:47,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:46:47" (1/1) ... [2020-11-06 22:46:47,179 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:46:47" (1/1) ... [2020-11-06 22:46:47,179 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:46:47" (1/1) ... [2020-11-06 22:46:47,213 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:46:47" (1/1) ... [2020-11-06 22:46:47,228 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:46:47" (1/1) ... [2020-11-06 22:46:47,238 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:46:47" (1/1) ... [2020-11-06 22:46:47,253 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-06 22:46:47,257 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-06 22:46:47,258 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-06 22:46:47,258 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-06 22:46:47,262 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:46:47" (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 [2020-11-06 22:46:47,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-11-06 22:46:47,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-06 22:46:47,380 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-06 22:46:47,380 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-06 22:46:47,380 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2020-11-06 22:46:47,381 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_89 [2020-11-06 22:46:47,381 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_92 [2020-11-06 22:46:47,381 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2020-11-06 22:46:47,381 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_96 [2020-11-06 22:46:47,381 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_97 [2020-11-06 22:46:47,381 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_99 [2020-11-06 22:46:47,381 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_100 [2020-11-06 22:46:47,382 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-11-06 22:46:47,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-06 22:46:47,385 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-11-06 22:46:47,385 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-11-06 22:46:47,386 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-06 22:46:47,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-06 22:46:47,386 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-06 22:46:47,386 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2020-11-06 22:46:47,386 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2020-11-06 22:46:47,386 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2020-11-06 22:46:47,387 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_92 [2020-11-06 22:46:47,387 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2020-11-06 22:46:47,389 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_96 [2020-11-06 22:46:47,389 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_97 [2020-11-06 22:46:47,389 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-11-06 22:46:47,390 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_99 [2020-11-06 22:46:47,390 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_100 [2020-11-06 22:46:47,390 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2020-11-06 22:46:47,390 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-11-06 22:46:47,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-06 22:46:47,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-06 22:46:47,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-06 22:46:47,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-06 22:46:47,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-06 22:46:47,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-06 22:46:47,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-06 22:46:47,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-06 22:46:47,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-11-06 22:46:47,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-11-06 22:46:47,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-06 22:46:48,592 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-06 22:46:48,593 INFO L298 CfgBuilder]: Removed 7 assume(true) statements. [2020-11-06 22:46:48,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:46:48 BoogieIcfgContainer [2020-11-06 22:46:48,595 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-06 22:46:48,597 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-06 22:46:48,597 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-06 22:46:48,601 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-06 22:46:48,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:46:46" (1/3) ... [2020-11-06 22:46:48,602 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6728bca6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:46:48, skipping insertion in model container [2020-11-06 22:46:48,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:46:47" (2/3) ... [2020-11-06 22:46:48,603 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6728bca6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:46:48, skipping insertion in model container [2020-11-06 22:46:48,603 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:46:48" (3/3) ... [2020-11-06 22:46:48,604 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_5.c [2020-11-06 22:46:48,620 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-06 22:46:48,625 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-06 22:46:48,640 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-06 22:46:48,671 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-06 22:46:48,671 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-06 22:46:48,671 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-06 22:46:48,672 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-06 22:46:48,672 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-06 22:46:48,672 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-06 22:46:48,672 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-06 22:46:48,672 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-06 22:46:48,694 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states. [2020-11-06 22:46:48,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-06 22:46:48,706 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:46:48,707 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-06 22:46:48,708 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:46:48,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:46:48,715 INFO L82 PathProgramCache]: Analyzing trace with hash -1381053259, now seen corresponding path program 1 times [2020-11-06 22:46:48,725 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:46:48,726 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129270006] [2020-11-06 22:46:48,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:46:48,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:46:49,352 WARN L194 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-11-06 22:46:49,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:46:49,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:46:49,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-06 22:46:49,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:46:49,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-11-06 22:46:49,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:46:49,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-11-06 22:46:49,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:46:49,513 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-11-06 22:46:49,513 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129270006] [2020-11-06 22:46:49,514 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 22:46:49,515 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-06 22:46:49,516 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384605091] [2020-11-06 22:46:49,521 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-06 22:46:49,521 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:46:49,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-06 22:46:49,537 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-06 22:46:49,539 INFO L87 Difference]: Start difference. First operand 133 states. Second operand 4 states. [2020-11-06 22:46:49,729 WARN L194 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-11-06 22:46:50,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:46:50,377 INFO L93 Difference]: Finished difference Result 250 states and 373 transitions. [2020-11-06 22:46:50,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-06 22:46:50,379 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 48 [2020-11-06 22:46:50,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:46:50,392 INFO L225 Difference]: With dead ends: 250 [2020-11-06 22:46:50,393 INFO L226 Difference]: Without dead ends: 121 [2020-11-06 22:46:50,398 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-11-06 22:46:50,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2020-11-06 22:46:50,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2020-11-06 22:46:50,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2020-11-06 22:46:50,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 168 transitions. [2020-11-06 22:46:50,470 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 168 transitions. Word has length 48 [2020-11-06 22:46:50,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:46:50,471 INFO L481 AbstractCegarLoop]: Abstraction has 121 states and 168 transitions. [2020-11-06 22:46:50,471 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-06 22:46:50,472 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 168 transitions. [2020-11-06 22:46:50,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-06 22:46:50,475 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:46:50,476 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, 1] [2020-11-06 22:46:50,476 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-06 22:46:50,476 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:46:50,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:46:50,477 INFO L82 PathProgramCache]: Analyzing trace with hash 2025622599, now seen corresponding path program 1 times [2020-11-06 22:46:50,477 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:46:50,478 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486337742] [2020-11-06 22:46:50,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:46:50,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:46:50,773 WARN L194 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-11-06 22:46:50,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:46:50,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:46:50,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-06 22:46:50,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:46:50,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-11-06 22:46:50,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:46:50,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-11-06 22:46:50,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:46:50,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 22:46:50,836 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486337742] [2020-11-06 22:46:50,836 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 22:46:50,836 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-11-06 22:46:50,836 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2017403738] [2020-11-06 22:46:50,838 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-06 22:46:50,838 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:46:50,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-06 22:46:50,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-06 22:46:50,840 INFO L87 Difference]: Start difference. First operand 121 states and 168 transitions. Second operand 5 states. [2020-11-06 22:46:51,012 WARN L194 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-11-06 22:46:51,917 WARN L194 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2020-11-06 22:46:52,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:46:52,202 INFO L93 Difference]: Finished difference Result 152 states and 204 transitions. [2020-11-06 22:46:52,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-06 22:46:52,205 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 44 [2020-11-06 22:46:52,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:46:52,208 INFO L225 Difference]: With dead ends: 152 [2020-11-06 22:46:52,208 INFO L226 Difference]: Without dead ends: 121 [2020-11-06 22:46:52,210 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-06 22:46:52,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2020-11-06 22:46:52,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2020-11-06 22:46:52,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2020-11-06 22:46:52,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 167 transitions. [2020-11-06 22:46:52,238 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 167 transitions. Word has length 44 [2020-11-06 22:46:52,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:46:52,240 INFO L481 AbstractCegarLoop]: Abstraction has 121 states and 167 transitions. [2020-11-06 22:46:52,240 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-06 22:46:52,241 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 167 transitions. [2020-11-06 22:46:52,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-11-06 22:46:52,243 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:46:52,243 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, 1] [2020-11-06 22:46:52,243 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-06 22:46:52,244 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:46:52,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:46:52,244 INFO L82 PathProgramCache]: Analyzing trace with hash 1968364297, now seen corresponding path program 1 times [2020-11-06 22:46:52,245 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:46:52,245 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245524322] [2020-11-06 22:46:52,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:46:52,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:46:52,578 WARN L194 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2020-11-06 22:46:52,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:46:52,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:46:52,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-11-06 22:46:52,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:46:52,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-11-06 22:46:52,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:46:52,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-11-06 22:46:52,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:46:52,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 22:46:52,673 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245524322] [2020-11-06 22:46:52,673 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 22:46:52,673 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-06 22:46:52,674 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785912813] [2020-11-06 22:46:52,675 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-06 22:46:52,675 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:46:52,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-06 22:46:52,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-11-06 22:46:52,676 INFO L87 Difference]: Start difference. First operand 121 states and 167 transitions. Second operand 7 states. [2020-11-06 22:46:52,851 WARN L194 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-11-06 22:46:53,812 WARN L194 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2020-11-06 22:46:54,031 WARN L194 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2020-11-06 22:46:54,254 WARN L194 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2020-11-06 22:46:55,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:46:55,831 INFO L93 Difference]: Finished difference Result 121 states and 167 transitions. [2020-11-06 22:46:55,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-06 22:46:55,836 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 44 [2020-11-06 22:46:55,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:46:55,837 INFO L225 Difference]: With dead ends: 121 [2020-11-06 22:46:55,837 INFO L226 Difference]: Without dead ends: 0 [2020-11-06 22:46:55,839 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2020-11-06 22:46:55,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-06 22:46:55,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-06 22:46:55,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-06 22:46:55,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-06 22:46:55,840 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 44 [2020-11-06 22:46:55,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:46:55,840 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-06 22:46:55,840 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-06 22:46:55,840 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-06 22:46:55,841 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-06 22:46:55,841 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-06 22:46:55,843 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-06 22:46:56,416 WARN L194 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2020-11-06 22:46:56,577 WARN L194 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 16 [2020-11-06 22:46:56,757 WARN L194 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2020-11-06 22:46:56,911 WARN L194 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2020-11-06 22:46:57,115 WARN L194 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2020-11-06 22:46:57,477 WARN L194 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 127 [2020-11-06 22:46:57,629 WARN L194 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2020-11-06 22:46:57,807 WARN L194 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 1 [2020-11-06 22:46:57,811 INFO L266 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-11-06 22:46:57,812 INFO L269 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-11-06 22:46:57,812 INFO L266 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-11-06 22:46:57,813 INFO L266 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-06 22:46:57,813 INFO L266 CegarLoopResult]: For program point Id_MCDC_100FINAL(lines 420 426) no Hoare annotation was computed. [2020-11-06 22:46:57,813 INFO L266 CegarLoopResult]: For program point Id_MCDC_100EXIT(lines 420 426) no Hoare annotation was computed. [2020-11-06 22:46:57,813 INFO L262 CegarLoopResult]: 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)) [2020-11-06 22:46:57,813 INFO L262 CegarLoopResult]: 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)) [2020-11-06 22:46:57,813 INFO L266 CegarLoopResult]: For program point L417(line 417) no Hoare annotation was computed. [2020-11-06 22:46:57,813 INFO L269 CegarLoopResult]: At program point L405(line 405) the Hoare annotation is: true [2020-11-06 22:46:57,814 INFO L266 CegarLoopResult]: For program point L405-1(line 405) no Hoare annotation was computed. [2020-11-06 22:46:57,814 INFO L262 CegarLoopResult]: 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)) [2020-11-06 22:46:57,814 INFO L266 CegarLoopResult]: For program point Id_MCDC_99EXIT(lines 400 419) no Hoare annotation was computed. [2020-11-06 22:46:57,814 INFO L266 CegarLoopResult]: For program point L408(line 408) no Hoare annotation was computed. [2020-11-06 22:46:57,814 INFO L266 CegarLoopResult]: For program point L408-2(lines 408 415) no Hoare annotation was computed. [2020-11-06 22:46:57,814 INFO L266 CegarLoopResult]: For program point L406-2(lines 406 416) no Hoare annotation was computed. [2020-11-06 22:46:57,814 INFO L269 CegarLoopResult]: At program point L406-3(lines 406 416) the Hoare annotation is: true [2020-11-06 22:46:57,815 INFO L269 CegarLoopResult]: At program point L406-4(lines 406 416) the Hoare annotation is: true [2020-11-06 22:46:57,815 INFO L266 CegarLoopResult]: For program point Id_MCDC_99FINAL(lines 400 419) no Hoare annotation was computed. [2020-11-06 22:46:57,815 INFO L266 CegarLoopResult]: For program point L221(line 221) no Hoare annotation was computed. [2020-11-06 22:46:57,815 INFO L266 CegarLoopResult]: For program point L217(line 217) no Hoare annotation was computed. [2020-11-06 22:46:57,815 INFO L266 CegarLoopResult]: For program point L217-2(line 217) no Hoare annotation was computed. [2020-11-06 22:46:57,815 INFO L269 CegarLoopResult]: At program point L209(lines 209 225) the Hoare annotation is: true [2020-11-06 22:46:57,815 INFO L269 CegarLoopResult]: At program point Id_MCDC_89ENTRY(lines 193 248) the Hoare annotation is: true [2020-11-06 22:46:57,815 INFO L266 CegarLoopResult]: For program point Id_MCDC_89EXIT(lines 193 248) no Hoare annotation was computed. [2020-11-06 22:46:57,816 INFO L266 CegarLoopResult]: For program point L234(line 234) no Hoare annotation was computed. [2020-11-06 22:46:57,816 INFO L266 CegarLoopResult]: For program point L234-2(line 234) no Hoare annotation was computed. [2020-11-06 22:46:57,816 INFO L266 CegarLoopResult]: For program point L234-3(line 234) no Hoare annotation was computed. [2020-11-06 22:46:57,816 INFO L266 CegarLoopResult]: For program point L234-5(lines 234 246) no Hoare annotation was computed. [2020-11-06 22:46:57,816 INFO L266 CegarLoopResult]: For program point L226-1(lines 226 233) no Hoare annotation was computed. [2020-11-06 22:46:57,816 INFO L269 CegarLoopResult]: At program point L226-3(lines 226 233) the Hoare annotation is: true [2020-11-06 22:46:57,816 INFO L266 CegarLoopResult]: For program point L226-4(lines 226 233) no Hoare annotation was computed. [2020-11-06 22:46:57,817 INFO L266 CegarLoopResult]: For program point L218(line 218) no Hoare annotation was computed. [2020-11-06 22:46:57,817 INFO L266 CegarLoopResult]: For program point L214(line 214) no Hoare annotation was computed. [2020-11-06 22:46:57,817 INFO L266 CegarLoopResult]: For program point L214-2(line 214) no Hoare annotation was computed. [2020-11-06 22:46:57,817 INFO L266 CegarLoopResult]: For program point L202(lines 202 208) no Hoare annotation was computed. [2020-11-06 22:46:57,817 INFO L266 CegarLoopResult]: For program point L202-2(lines 202 208) no Hoare annotation was computed. [2020-11-06 22:46:57,817 INFO L266 CegarLoopResult]: For program point Id_MCDC_89FINAL(lines 193 248) no Hoare annotation was computed. [2020-11-06 22:46:57,817 INFO L266 CegarLoopResult]: For program point L198(lines 198 201) no Hoare annotation was computed. [2020-11-06 22:46:57,818 INFO L266 CegarLoopResult]: For program point L223(line 223) no Hoare annotation was computed. [2020-11-06 22:46:57,818 INFO L266 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-11-06 22:46:57,819 INFO L266 CegarLoopResult]: For program point L211(line 211) no Hoare annotation was computed. [2020-11-06 22:46:57,822 INFO L266 CegarLoopResult]: For program point L211-2(line 211) no Hoare annotation was computed. [2020-11-06 22:46:57,822 INFO L266 CegarLoopResult]: For program point L236(lines 236 241) no Hoare annotation was computed. [2020-11-06 22:46:57,822 INFO L266 CegarLoopResult]: For program point L236-1(lines 234 246) no Hoare annotation was computed. [2020-11-06 22:46:57,822 INFO L266 CegarLoopResult]: For program point L220(line 220) no Hoare annotation was computed. [2020-11-06 22:46:57,826 INFO L266 CegarLoopResult]: For program point L220-2(line 220) no Hoare annotation was computed. [2020-11-06 22:46:57,826 INFO L266 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-11-06 22:46:57,827 INFO L266 CegarLoopResult]: For program point L204(lines 204 207) no Hoare annotation was computed. [2020-11-06 22:46:57,827 INFO L266 CegarLoopResult]: For program point L229(lines 229 232) no Hoare annotation was computed. [2020-11-06 22:46:57,827 INFO L262 CegarLoopResult]: 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)) [2020-11-06 22:46:57,827 INFO L266 CegarLoopResult]: For program point mainFINAL(lines 427 458) no Hoare annotation was computed. [2020-11-06 22:46:57,827 INFO L262 CegarLoopResult]: 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)) [2020-11-06 22:46:57,827 INFO L266 CegarLoopResult]: For program point mainEXIT(lines 427 458) no Hoare annotation was computed. [2020-11-06 22:46:57,828 INFO L266 CegarLoopResult]: For program point L452(lines 452 455) no Hoare annotation was computed. [2020-11-06 22:46:57,828 INFO L266 CegarLoopResult]: For program point assume_abort_if_notENTRY(lines 5 7) no Hoare annotation was computed. [2020-11-06 22:46:57,828 INFO L266 CegarLoopResult]: For program point L6(line 6) no Hoare annotation was computed. [2020-11-06 22:46:57,828 INFO L266 CegarLoopResult]: For program point L6-2(lines 5 7) no Hoare annotation was computed. [2020-11-06 22:46:57,828 INFO L266 CegarLoopResult]: For program point assume_abort_if_notEXIT(lines 5 7) no Hoare annotation was computed. [2020-11-06 22:46:57,828 INFO L269 CegarLoopResult]: At program point L378(line 378) the Hoare annotation is: true [2020-11-06 22:46:57,828 INFO L266 CegarLoopResult]: For program point L378-1(lines 378 381) no Hoare annotation was computed. [2020-11-06 22:46:57,829 INFO L262 CegarLoopResult]: 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|)) [2020-11-06 22:46:57,829 INFO L266 CegarLoopResult]: For program point Id_MCDC_97EXIT(lines 331 399) no Hoare annotation was computed. [2020-11-06 22:46:57,829 INFO L266 CegarLoopResult]: For program point L358-2(lines 358 396) no Hoare annotation was computed. [2020-11-06 22:46:57,829 INFO L269 CegarLoopResult]: At program point L358-3(lines 358 396) the Hoare annotation is: true [2020-11-06 22:46:57,829 INFO L269 CegarLoopResult]: At program point L371(line 371) the Hoare annotation is: true [2020-11-06 22:46:57,829 INFO L266 CegarLoopResult]: For program point L371-1(lines 371 374) no Hoare annotation was computed. [2020-11-06 22:46:57,829 INFO L266 CegarLoopResult]: For program point Id_MCDC_97FINAL(lines 331 399) no Hoare annotation was computed. [2020-11-06 22:46:57,829 INFO L269 CegarLoopResult]: At program point L388(line 388) the Hoare annotation is: true [2020-11-06 22:46:57,830 INFO L266 CegarLoopResult]: For program point L388-1(line 388) no Hoare annotation was computed. [2020-11-06 22:46:57,830 INFO L266 CegarLoopResult]: For program point L376-2(lines 376 393) no Hoare annotation was computed. [2020-11-06 22:46:57,830 INFO L269 CegarLoopResult]: At program point L376-3(lines 376 393) the Hoare annotation is: true [2020-11-06 22:46:57,830 INFO L266 CegarLoopResult]: For program point L376-4(lines 376 393) no Hoare annotation was computed. [2020-11-06 22:46:57,830 INFO L266 CegarLoopResult]: For program point L389(lines 389 392) no Hoare annotation was computed. [2020-11-06 22:46:57,830 INFO L266 CegarLoopResult]: For program point L356(lines 356 397) no Hoare annotation was computed. [2020-11-06 22:46:57,830 INFO L266 CegarLoopResult]: For program point L352-2(lines 352 355) no Hoare annotation was computed. [2020-11-06 22:46:57,830 INFO L269 CegarLoopResult]: At program point L352-3(lines 352 355) the Hoare annotation is: true [2020-11-06 22:46:57,831 INFO L266 CegarLoopResult]: For program point L352-4(lines 332 399) no Hoare annotation was computed. [2020-11-06 22:46:57,831 INFO L269 CegarLoopResult]: At program point L365(line 365) the Hoare annotation is: true [2020-11-06 22:46:57,831 INFO L266 CegarLoopResult]: For program point L365-1(lines 365 368) no Hoare annotation was computed. [2020-11-06 22:46:57,831 INFO L269 CegarLoopResult]: At program point L361(line 361) the Hoare annotation is: true [2020-11-06 22:46:57,831 INFO L266 CegarLoopResult]: For program point L361-1(lines 361 364) no Hoare annotation was computed. [2020-11-06 22:46:57,831 INFO L269 CegarLoopResult]: At program point Id_MCDC_95ENTRY(lines 280 299) the Hoare annotation is: true [2020-11-06 22:46:57,831 INFO L266 CegarLoopResult]: For program point Id_MCDC_95EXIT(lines 280 299) no Hoare annotation was computed. [2020-11-06 22:46:57,831 INFO L266 CegarLoopResult]: For program point L298(line 298) no Hoare annotation was computed. [2020-11-06 22:46:57,832 INFO L269 CegarLoopResult]: At program point L296(line 296) the Hoare annotation is: true [2020-11-06 22:46:57,832 INFO L262 CegarLoopResult]: At program point L298-2(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short30| [2020-11-06 22:46:57,832 INFO L266 CegarLoopResult]: For program point L296-1(line 296) no Hoare annotation was computed. [2020-11-06 22:46:57,832 INFO L266 CegarLoopResult]: For program point L298-3(line 298) no Hoare annotation was computed. [2020-11-06 22:46:57,832 INFO L269 CegarLoopResult]: At program point L290(line 290) the Hoare annotation is: true [2020-11-06 22:46:57,832 INFO L266 CegarLoopResult]: For program point L290-1(line 290) no Hoare annotation was computed. [2020-11-06 22:46:57,832 INFO L266 CegarLoopResult]: For program point L288(lines 288 295) no Hoare annotation was computed. [2020-11-06 22:46:57,832 INFO L266 CegarLoopResult]: For program point L288-2(lines 288 295) no Hoare annotation was computed. [2020-11-06 22:46:57,833 INFO L266 CegarLoopResult]: For program point L284(lines 284 287) no Hoare annotation was computed. [2020-11-06 22:46:57,833 INFO L269 CegarLoopResult]: At program point L297(line 297) the Hoare annotation is: true [2020-11-06 22:46:57,833 INFO L266 CegarLoopResult]: For program point L297-1(line 297) no Hoare annotation was computed. [2020-11-06 22:46:57,833 INFO L266 CegarLoopResult]: For program point Id_MCDC_95FINAL(lines 280 299) no Hoare annotation was computed. [2020-11-06 22:46:57,833 INFO L266 CegarLoopResult]: For program point L318(lines 318 323) no Hoare annotation was computed. [2020-11-06 22:46:57,833 INFO L266 CegarLoopResult]: For program point L318-1(lines 316 328) no Hoare annotation was computed. [2020-11-06 22:46:57,833 INFO L266 CegarLoopResult]: For program point L316(line 316) no Hoare annotation was computed. [2020-11-06 22:46:57,833 INFO L266 CegarLoopResult]: For program point L316-2(line 316) no Hoare annotation was computed. [2020-11-06 22:46:57,834 INFO L266 CegarLoopResult]: For program point L316-3(line 316) no Hoare annotation was computed. [2020-11-06 22:46:57,834 INFO L266 CegarLoopResult]: For program point L316-5(lines 316 328) no Hoare annotation was computed. [2020-11-06 22:46:57,834 INFO L266 CegarLoopResult]: For program point L308-1(lines 308 315) no Hoare annotation was computed. [2020-11-06 22:46:57,834 INFO L269 CegarLoopResult]: At program point L308-3(lines 308 315) the Hoare annotation is: true [2020-11-06 22:46:57,834 INFO L266 CegarLoopResult]: For program point L304(lines 304 307) no Hoare annotation was computed. [2020-11-06 22:46:57,834 INFO L266 CegarLoopResult]: For program point L308-4(lines 308 315) no Hoare annotation was computed. [2020-11-06 22:46:57,834 INFO L266 CegarLoopResult]: For program point Id_MCDC_96FINAL(lines 300 330) no Hoare annotation was computed. [2020-11-06 22:46:57,834 INFO L266 CegarLoopResult]: For program point L311(lines 311 314) no Hoare annotation was computed. [2020-11-06 22:46:57,834 INFO L269 CegarLoopResult]: At program point Id_MCDC_96ENTRY(lines 300 330) the Hoare annotation is: true [2020-11-06 22:46:57,835 INFO L266 CegarLoopResult]: For program point Id_MCDC_96EXIT(lines 300 330) no Hoare annotation was computed. [2020-11-06 22:46:57,835 INFO L266 CegarLoopResult]: For program point L255(lines 255 269) no Hoare annotation was computed. [2020-11-06 22:46:57,835 INFO L269 CegarLoopResult]: At program point Id_MCDC_92ENTRY(lines 249 279) the Hoare annotation is: true [2020-11-06 22:46:57,835 INFO L266 CegarLoopResult]: For program point Id_MCDC_92EXIT(lines 249 279) no Hoare annotation was computed. [2020-11-06 22:46:57,835 INFO L269 CegarLoopResult]: At program point L272(line 272) the Hoare annotation is: true [2020-11-06 22:46:57,835 INFO L266 CegarLoopResult]: For program point L272-1(line 272) no Hoare annotation was computed. [2020-11-06 22:46:57,835 INFO L266 CegarLoopResult]: For program point Id_MCDC_92FINAL(lines 249 279) no Hoare annotation was computed. [2020-11-06 22:46:57,835 INFO L266 CegarLoopResult]: For program point L270-1(lines 250 279) no Hoare annotation was computed. [2020-11-06 22:46:57,835 INFO L266 CegarLoopResult]: For program point L270-2(lines 270 277) no Hoare annotation was computed. [2020-11-06 22:46:57,836 INFO L266 CegarLoopResult]: For program point L261(lines 261 269) no Hoare annotation was computed. [2020-11-06 22:46:57,836 INFO L266 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-11-06 22:46:57,836 INFO L262 CegarLoopResult]: 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)|)) [2020-11-06 22:46:57,836 INFO L266 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-11-06 22:46:57,836 INFO L266 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-06 22:46:57,836 INFO L269 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-11-06 22:46:57,837 INFO L269 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-11-06 22:46:57,837 INFO L266 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-06 22:46:57,837 INFO L266 CegarLoopResult]: For program point avoid_zeroEXIT(lines 9 15) no Hoare annotation was computed. [2020-11-06 22:46:57,837 INFO L266 CegarLoopResult]: For program point L11(lines 11 14) no Hoare annotation was computed. [2020-11-06 22:46:57,837 INFO L266 CegarLoopResult]: For program point L11-2(lines 9 15) no Hoare annotation was computed. [2020-11-06 22:46:57,837 INFO L269 CegarLoopResult]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2020-11-06 22:46:57,837 INFO L262 CegarLoopResult]: At program point L463(line 463) the Hoare annotation is: (= |__VERIFIER_assert_#in~Id_MCDC_103| 0) [2020-11-06 22:46:57,837 INFO L269 CegarLoopResult]: At program point __VERIFIER_assertENTRY(lines 459 466) the Hoare annotation is: true [2020-11-06 22:46:57,838 INFO L266 CegarLoopResult]: For program point L463-1(line 463) no Hoare annotation was computed. [2020-11-06 22:46:57,838 INFO L266 CegarLoopResult]: For program point L461(lines 461 464) no Hoare annotation was computed. [2020-11-06 22:46:57,838 INFO L266 CegarLoopResult]: For program point L461-2(lines 459 466) no Hoare annotation was computed. [2020-11-06 22:46:57,838 INFO L266 CegarLoopResult]: For program point __VERIFIER_assertEXIT(lines 459 466) no Hoare annotation was computed. [2020-11-06 22:46:57,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:46:57 BoogieIcfgContainer [2020-11-06 22:46:57,850 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-06 22:46:57,852 INFO L168 Benchmark]: Toolchain (without parser) took 11205.44 ms. Allocated memory was 152.0 MB in the beginning and 219.2 MB in the end (delta: 67.1 MB). Free memory was 126.5 MB in the beginning and 112.9 MB in the end (delta: 13.6 MB). Peak memory consumption was 125.7 MB. Max. memory is 8.0 GB. [2020-11-06 22:46:57,853 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 152.0 MB. Free memory is still 124.1 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-11-06 22:46:57,854 INFO L168 Benchmark]: CACSL2BoogieTranslator took 486.74 ms. Allocated memory is still 152.0 MB. Free memory was 125.8 MB in the beginning and 108.6 MB in the end (delta: 17.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. [2020-11-06 22:46:57,854 INFO L168 Benchmark]: Boogie Preprocessor took 108.37 ms. Allocated memory is still 152.0 MB. Free memory was 108.6 MB in the beginning and 105.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-11-06 22:46:57,855 INFO L168 Benchmark]: RCFGBuilder took 1337.80 ms. Allocated memory is still 152.0 MB. Free memory was 104.9 MB in the beginning and 75.0 MB in the end (delta: 29.8 MB). Peak memory consumption was 29.2 MB. Max. memory is 8.0 GB. [2020-11-06 22:46:57,856 INFO L168 Benchmark]: TraceAbstraction took 9253.43 ms. Allocated memory was 152.0 MB in the beginning and 219.2 MB in the end (delta: 67.1 MB). Free memory was 74.5 MB in the beginning and 112.9 MB in the end (delta: -38.4 MB). Peak memory consumption was 73.4 MB. Max. memory is 8.0 GB. [2020-11-06 22:46:57,860 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 152.0 MB. Free memory is still 124.1 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 486.74 ms. Allocated memory is still 152.0 MB. Free memory was 125.8 MB in the beginning and 108.6 MB in the end (delta: 17.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 108.37 ms. Allocated memory is still 152.0 MB. Free memory was 108.6 MB in the beginning and 105.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1337.80 ms. Allocated memory is still 152.0 MB. Free memory was 104.9 MB in the beginning and 75.0 MB in the end (delta: 29.8 MB). Peak memory consumption was 29.2 MB. Max. memory is 8.0 GB. * TraceAbstraction took 9253.43 ms. Allocated memory was 152.0 MB in the beginning and 219.2 MB in the end (delta: 67.1 MB). Free memory was 74.5 MB in the beginning and 112.9 MB in the end (delta: -38.4 MB). Peak memory consumption was 73.4 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() 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, 137 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 7.1s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 5.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 411 SDtfs, 605 SDslu, 305 SDs, 0 SdLazy, 721 SolverSat, 136 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=133occurred 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 36 LocationsWithAnnotation, 89 PreInvPairs, 105 NumberOfFragments, 269 HoareAnnotationTreeSize, 89 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 36 FomulaSimplificationsInter, 2613 FormulaSimplificationTreeSizeReductionInter, 1.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 136 NumberOfCodeBlocks, 136 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 133 ConstructedInterpolants, 0 QuantifiedInterpolants, 24918 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 3/3 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...