/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/locks/test_locks_15-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 16:34:07,583 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 16:34:07,588 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 16:34:07,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 16:34:07,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 16:34:07,650 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 16:34:07,652 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 16:34:07,654 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 16:34:07,658 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 16:34:07,662 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 16:34:07,663 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 16:34:07,665 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 16:34:07,665 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 16:34:07,668 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 16:34:07,671 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 16:34:07,673 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 16:34:07,675 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 16:34:07,677 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 16:34:07,679 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 16:34:07,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 16:34:07,687 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 16:34:07,688 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 16:34:07,689 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 16:34:07,690 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 16:34:07,692 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-04 16:34:07,692 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-04 16:34:07,693 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-04 16:34:07,694 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-04 16:34:07,694 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-04 16:34:07,695 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-04 16:34:07,695 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-04 16:34:07,696 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-04 16:34:07,697 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-04 16:34:07,698 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-04 16:34:07,699 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-04 16:34:07,699 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-04 16:34:07,699 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-04 16:34:07,700 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-04 16:34:07,700 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 16:34:07,701 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 16:34:07,702 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 16:34:07,703 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-09-04 16:34:07,714 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 16:34:07,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 16:34:07,716 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 16:34:07,716 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 16:34:07,717 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 16:34:07,717 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 16:34:07,717 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 16:34:07,717 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 16:34:07,717 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 16:34:07,718 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 16:34:07,718 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 16:34:07,718 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 16:34:07,718 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 16:34:07,718 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 16:34:07,719 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 16:34:07,719 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 16:34:07,719 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 16:34:07,719 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 16:34:07,720 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 16:34:07,720 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 16:34:07,720 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 16:34:07,720 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 16:34:07,720 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-09-04 16:34:08,152 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 16:34:08,169 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 16:34:08,174 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 16:34:08,176 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 16:34:08,176 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 16:34:08,177 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/locks/test_locks_15-1.c [2020-09-04 16:34:08,264 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eee203afd/435d99e6b9684085a993b036a3499c8e/FLAG727e0cc36 [2020-09-04 16:34:08,899 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 16:34:08,900 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/locks/test_locks_15-1.c [2020-09-04 16:34:08,917 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eee203afd/435d99e6b9684085a993b036a3499c8e/FLAG727e0cc36 [2020-09-04 16:34:09,188 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eee203afd/435d99e6b9684085a993b036a3499c8e [2020-09-04 16:34:09,206 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 16:34:09,208 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 16:34:09,210 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 16:34:09,210 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 16:34:09,215 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 16:34:09,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 04:34:09" (1/1) ... [2020-09-04 16:34:09,221 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75e37eeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:34:09, skipping insertion in model container [2020-09-04 16:34:09,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 04:34:09" (1/1) ... [2020-09-04 16:34:09,232 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 16:34:09,268 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 16:34:09,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 16:34:09,510 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 16:34:09,549 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 16:34:09,568 INFO L208 MainTranslator]: Completed translation [2020-09-04 16:34:09,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:34:09 WrapperNode [2020-09-04 16:34:09,569 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 16:34:09,570 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 16:34:09,570 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 16:34:09,570 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 16:34:09,679 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:34:09" (1/1) ... [2020-09-04 16:34:09,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:34:09" (1/1) ... [2020-09-04 16:34:09,688 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:34:09" (1/1) ... [2020-09-04 16:34:09,688 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:34:09" (1/1) ... [2020-09-04 16:34:09,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:34:09" (1/1) ... [2020-09-04 16:34:09,706 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:34:09" (1/1) ... [2020-09-04 16:34:09,709 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:34:09" (1/1) ... [2020-09-04 16:34:09,714 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 16:34:09,715 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 16:34:09,715 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 16:34:09,716 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 16:34:09,717 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:34:09" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-04 16:34:09,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 16:34:09,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 16:34:09,797 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 16:34:09,797 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 16:34:09,798 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 16:34:09,798 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 16:34:09,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 16:34:09,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 16:34:10,374 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 16:34:10,375 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-09-04 16:34:10,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 04:34:10 BoogieIcfgContainer [2020-09-04 16:34:10,382 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 16:34:10,384 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 16:34:10,384 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 16:34:10,389 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 16:34:10,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 04:34:09" (1/3) ... [2020-09-04 16:34:10,390 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dd22dec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 04:34:10, skipping insertion in model container [2020-09-04 16:34:10,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 04:34:09" (2/3) ... [2020-09-04 16:34:10,391 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2dd22dec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 04:34:10, skipping insertion in model container [2020-09-04 16:34:10,392 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 04:34:10" (3/3) ... [2020-09-04 16:34:10,394 INFO L109 eAbstractionObserver]: Analyzing ICFG test_locks_15-1.c [2020-09-04 16:34:10,407 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 16:34:10,419 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 16:34:10,443 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 16:34:10,476 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 16:34:10,477 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 16:34:10,477 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-09-04 16:34:10,477 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 16:34:10,477 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 16:34:10,478 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 16:34:10,478 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 16:34:10,478 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 16:34:10,502 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states. [2020-09-04 16:34:10,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-09-04 16:34:10,523 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 16:34:10,525 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 16:34:10,526 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 16:34:10,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 16:34:10,535 INFO L82 PathProgramCache]: Analyzing trace with hash 984329519, now seen corresponding path program 1 times [2020-09-04 16:34:10,549 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 16:34:10,549 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [315612824] [2020-09-04 16:34:10,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 16:34:10,634 INFO L283 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-09-04 16:34:10,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-04 16:34:10,733 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-04 16:34:10,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-09-04 16:34:10,781 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-09-04 16:34:10,833 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-09-04 16:34:10,834 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-09-04 16:34:10,835 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 16:34:10,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.09 04:34:10 BoogieIcfgContainer [2020-09-04 16:34:10,864 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-04 16:34:10,868 INFO L168 Benchmark]: Toolchain (without parser) took 1658.78 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 102.7 MB in the beginning and 128.2 MB in the end (delta: -25.4 MB). Peak memory consumption was 38.5 MB. Max. memory is 7.1 GB. [2020-09-04 16:34:10,869 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-04 16:34:10,870 INFO L168 Benchmark]: CACSL2BoogieTranslator took 359.56 ms. Allocated memory is still 139.5 MB. Free memory was 102.5 MB in the beginning and 90.9 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. [2020-09-04 16:34:10,871 INFO L168 Benchmark]: Boogie Preprocessor took 144.54 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 90.9 MB in the beginning and 180.9 MB in the end (delta: -90.0 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. [2020-09-04 16:34:10,872 INFO L168 Benchmark]: RCFGBuilder took 668.09 ms. Allocated memory is still 203.4 MB. Free memory was 180.9 MB in the beginning and 148.6 MB in the end (delta: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 7.1 GB. [2020-09-04 16:34:10,873 INFO L168 Benchmark]: TraceAbstraction took 480.00 ms. Allocated memory is still 203.4 MB. Free memory was 147.9 MB in the beginning and 128.2 MB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 7.1 GB. [2020-09-04 16:34:10,877 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 120.8 MB in the beginning and 120.6 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 359.56 ms. Allocated memory is still 139.5 MB. Free memory was 102.5 MB in the beginning and 90.9 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 144.54 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 90.9 MB in the beginning and 180.9 MB in the end (delta: -90.0 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 668.09 ms. Allocated memory is still 203.4 MB. Free memory was 180.9 MB in the beginning and 148.6 MB in the end (delta: 32.3 MB). Peak memory consumption was 32.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 480.00 ms. Allocated memory is still 203.4 MB. Free memory was 147.9 MB in the beginning and 128.2 MB in the end (delta: 19.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 231]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L6] int p1 = __VERIFIER_nondet_int(); [L7] int lk1; [L9] int p2 = __VERIFIER_nondet_int(); [L10] int lk2; [L12] int p3 = __VERIFIER_nondet_int(); [L13] int lk3; [L15] int p4 = __VERIFIER_nondet_int(); [L16] int lk4; [L18] int p5 = __VERIFIER_nondet_int(); [L19] int lk5; [L21] int p6 = __VERIFIER_nondet_int(); [L22] int lk6; [L24] int p7 = __VERIFIER_nondet_int(); [L25] int lk7; [L27] int p8 = __VERIFIER_nondet_int(); [L28] int lk8; [L30] int p9 = __VERIFIER_nondet_int(); [L31] int lk9; [L33] int p10 = __VERIFIER_nondet_int(); [L34] int lk10; [L36] int p11 = __VERIFIER_nondet_int(); [L37] int lk11; [L39] int p12 = __VERIFIER_nondet_int(); [L40] int lk12; [L42] int p13 = __VERIFIER_nondet_int(); [L43] int lk13; [L45] int p14 = __VERIFIER_nondet_int(); [L46] int lk14; [L48] int p15 = __VERIFIER_nondet_int(); [L49] int lk15; [L52] int cond; [L54] COND TRUE 1 [L55] cond = __VERIFIER_nondet_int() [L56] COND FALSE !(cond == 0) [L59] lk1 = 0 [L61] lk2 = 0 [L63] lk3 = 0 [L65] lk4 = 0 [L67] lk5 = 0 [L69] lk6 = 0 [L71] lk7 = 0 [L73] lk8 = 0 [L75] lk9 = 0 [L77] lk10 = 0 [L79] lk11 = 0 [L81] lk12 = 0 [L83] lk13 = 0 [L85] lk14 = 0 [L87] lk15 = 0 [L91] COND FALSE !(p1 != 0) [L95] COND FALSE !(p2 != 0) [L99] COND FALSE !(p3 != 0) [L103] COND FALSE !(p4 != 0) [L107] COND FALSE !(p5 != 0) [L111] COND FALSE !(p6 != 0) [L115] COND FALSE !(p7 != 0) [L119] COND FALSE !(p8 != 0) [L123] COND FALSE !(p9 != 0) [L127] COND FALSE !(p10 != 0) [L131] COND FALSE !(p11 != 0) [L135] COND FALSE !(p12 != 0) [L139] COND FALSE !(p13 != 0) [L143] COND FALSE !(p14 != 0) [L147] COND FALSE !(p15 != 0) [L153] COND FALSE !(p1 != 0) [L158] COND FALSE !(p2 != 0) [L231] __VERIFIER_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 168 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=168occurred 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: No data available, 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 incorrect! Received shutdown request...