java -Xss4m -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem17_label30_false-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-71425fa [2018-07-21 05:13:07,629 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-21 05:13:07,632 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-21 05:13:07,645 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-21 05:13:07,646 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-21 05:13:07,647 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-21 05:13:07,649 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-21 05:13:07,656 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-21 05:13:07,658 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-21 05:13:07,659 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-21 05:13:07,660 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-21 05:13:07,661 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-21 05:13:07,662 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-21 05:13:07,666 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-21 05:13:07,667 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-21 05:13:07,669 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-21 05:13:07,670 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-21 05:13:07,674 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-21 05:13:07,677 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-21 05:13:07,679 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-21 05:13:07,680 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-21 05:13:07,682 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-21 05:13:07,685 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-21 05:13:07,685 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-21 05:13:07,685 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-21 05:13:07,687 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-21 05:13:07,688 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-21 05:13:07,689 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-21 05:13:07,690 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-21 05:13:07,692 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-21 05:13:07,692 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-21 05:13:07,693 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-21 05:13:07,693 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-21 05:13:07,694 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-21 05:13:07,695 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-21 05:13:07,696 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-21 05:13:07,696 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-64bit-Taipan_Default.epf [2018-07-21 05:13:07,713 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-21 05:13:07,714 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-21 05:13:07,715 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-07-21 05:13:07,715 INFO L133 SettingsManager]: * User list type=DISABLED [2018-07-21 05:13:07,715 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-07-21 05:13:07,715 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-07-21 05:13:07,716 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-07-21 05:13:07,716 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-07-21 05:13:07,716 INFO L133 SettingsManager]: * Log string format=TERM [2018-07-21 05:13:07,716 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-07-21 05:13:07,716 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-07-21 05:13:07,717 INFO L133 SettingsManager]: * Interval Domain=false [2018-07-21 05:13:07,717 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-07-21 05:13:07,718 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-07-21 05:13:07,718 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-07-21 05:13:07,718 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-07-21 05:13:07,718 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-07-21 05:13:07,718 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-07-21 05:13:07,719 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-07-21 05:13:07,719 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-07-21 05:13:07,719 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-07-21 05:13:07,719 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-07-21 05:13:07,719 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-07-21 05:13:07,719 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-07-21 05:13:07,720 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-07-21 05:13:07,720 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-21 05:13:07,720 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-07-21 05:13:07,720 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-07-21 05:13:07,720 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-07-21 05:13:07,721 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-07-21 05:13:07,722 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-07-21 05:13:07,722 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-07-21 05:13:07,722 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-21 05:13:07,722 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-07-21 05:13:07,723 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-07-21 05:13:07,790 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-21 05:13:07,813 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-21 05:13:07,821 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-21 05:13:07,823 INFO L271 PluginConnector]: Initializing CDTParser... [2018-07-21 05:13:07,824 INFO L276 PluginConnector]: CDTParser initialized [2018-07-21 05:13:07,825 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem17_label30_false-unreach-call.c [2018-07-21 05:13:08,277 INFO L220 CDTParser]: Created temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/9f59f44df/c58d7afad46a408d9cfe19fc0c6861bc/FLAGbbe6431a4 [2018-07-21 05:13:08,810 INFO L276 CDTParser]: Found 1 translation units. [2018-07-21 05:13:08,811 INFO L158 CDTParser]: Scanning /storage/ultimate/trunk/examples/svcomp/eca-rers2012/Problem17_label30_false-unreach-call.c [2018-07-21 05:13:08,870 INFO L324 CDTParser]: About to delete temporary CDT project at /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/9f59f44df/c58d7afad46a408d9cfe19fc0c6861bc/FLAGbbe6431a4 [2018-07-21 05:13:08,892 INFO L332 CDTParser]: Successfully deleted /storage/ultimate/releaseScripts/default/UAutomizer-linux/data/9f59f44df/c58d7afad46a408d9cfe19fc0c6861bc [2018-07-21 05:13:08,907 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-21 05:13:08,914 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-07-21 05:13:08,917 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-07-21 05:13:08,917 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-07-21 05:13:08,927 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-07-21 05:13:08,929 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 05:13:08" (1/1) ... [2018-07-21 05:13:08,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e0a89b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:13:08, skipping insertion in model container [2018-07-21 05:13:08,933 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 05:13:08" (1/1) ... [2018-07-21 05:13:09,277 INFO L179 PRDispatcher]: Starting pre-run dispatcher in SV-COMP mode [2018-07-21 05:13:10,240 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-21 05:13:10,258 INFO L422 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-07-21 05:13:10,829 INFO L175 PostProcessor]: Settings: Checked method=main [2018-07-21 05:13:11,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:13:11 WrapperNode [2018-07-21 05:13:11,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-07-21 05:13:11,084 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-21 05:13:11,084 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-21 05:13:11,085 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-21 05:13:11,096 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:13:11" (1/1) ... [2018-07-21 05:13:11,285 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:13:11" (1/1) ... [2018-07-21 05:13:11,491 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-21 05:13:11,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-21 05:13:11,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-21 05:13:11,492 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-21 05:13:11,504 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:13:11" (1/1) ... [2018-07-21 05:13:11,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:13:11" (1/1) ... [2018-07-21 05:13:11,546 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:13:11" (1/1) ... [2018-07-21 05:13:11,547 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:13:11" (1/1) ... [2018-07-21 05:13:11,699 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:13:11" (1/1) ... [2018-07-21 05:13:11,746 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:13:11" (1/1) ... [2018-07-21 05:13:11,789 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:13:11" (1/1) ... [2018-07-21 05:13:12,660 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-21 05:13:12,661 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-21 05:13:12,661 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-21 05:13:12,661 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-21 05:13:12,663 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:13:11" (1/1) ... No working directory specified, using /storage/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 [2018-07-21 05:13:12,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-07-21 05:13:12,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-07-21 05:13:12,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-21 05:13:12,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-21 05:13:12,740 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_output2 [2018-07-21 05:13:12,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_output2 [2018-07-21 05:13:12,740 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-07-21 05:13:12,740 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-07-21 05:13:12,741 INFO L130 BoogieDeclarations]: Found specification of procedure __U_MULTI_f_storage_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_output [2018-07-21 05:13:12,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __U_MULTI_f_storage_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_output [2018-07-21 05:13:25,233 INFO L261 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-21 05:13:25,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 05:13:25 BoogieIcfgContainer [2018-07-21 05:13:25,234 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-21 05:13:25,236 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-21 05:13:25,236 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-21 05:13:25,240 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-21 05:13:25,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 05:13:08" (1/3) ... [2018-07-21 05:13:25,241 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13cb4ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 05:13:25, skipping insertion in model container [2018-07-21 05:13:25,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 05:13:11" (2/3) ... [2018-07-21 05:13:25,242 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13cb4ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 05:13:25, skipping insertion in model container [2018-07-21 05:13:25,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 05:13:25" (3/3) ... [2018-07-21 05:13:25,244 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem17_label30_false-unreach-call.c [2018-07-21 05:13:25,256 INFO L132 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-07-21 05:13:25,266 INFO L144 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-21 05:13:25,368 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-21 05:13:25,378 INFO L373 AbstractCegarLoop]: Interprodecural is true [2018-07-21 05:13:25,378 INFO L374 AbstractCegarLoop]: Hoare is true [2018-07-21 05:13:25,378 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-07-21 05:13:25,378 INFO L376 AbstractCegarLoop]: Backedges is TWOTRACK [2018-07-21 05:13:25,378 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-21 05:13:25,379 INFO L378 AbstractCegarLoop]: Difference is false [2018-07-21 05:13:25,379 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-21 05:13:25,379 INFO L384 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-21 05:13:25,438 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states. [2018-07-21 05:13:25,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-07-21 05:13:25,455 INFO L350 BasicCegarLoop]: Found error trace [2018-07-21 05:13:25,456 INFO L358 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] [2018-07-21 05:13:25,457 INFO L414 AbstractCegarLoop]: === Iteration 1 === [__U_MULTI_f_storage_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-21 05:13:25,462 INFO L82 PathProgramCache]: Analyzing trace with hash -809463506, now seen corresponding path program 1 times [2018-07-21 05:13:25,465 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-07-21 05:13:25,529 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-21 05:13:25,529 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-21 05:13:25,529 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-21 05:13:25,530 INFO L282 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-21 05:13:25,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-21 05:13:25,973 WARN L169 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 6 DAG size of output: 3 [2018-07-21 05:13:25,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-21 05:13:25,994 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-21 05:13:25,994 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-07-21 05:13:25,994 INFO L254 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-21 05:13:25,999 INFO L450 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-07-21 05:13:26,016 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-07-21 05:13:26,017 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-21 05:13:26,020 INFO L87 Difference]: Start difference. First operand 604 states. Second operand 4 states. [2018-07-21 05:13:35,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-21 05:13:35,708 INFO L93 Difference]: Finished difference Result 2162 states and 4007 transitions. [2018-07-21 05:13:35,712 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-07-21 05:13:35,714 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 31 [2018-07-21 05:13:35,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-21 05:13:35,758 INFO L225 Difference]: With dead ends: 2162 [2018-07-21 05:13:35,758 INFO L226 Difference]: Without dead ends: 1552 [2018-07-21 05:13:35,771 INFO L578 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-07-21 05:13:35,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1552 states. [2018-07-21 05:13:35,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1552 to 1525. [2018-07-21 05:13:35,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1525 states. [2018-07-21 05:13:36,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1525 states and 2696 transitions. [2018-07-21 05:13:36,015 INFO L78 Accepts]: Start accepts. Automaton has 1525 states and 2696 transitions. Word has length 31 [2018-07-21 05:13:36,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-21 05:13:36,016 INFO L471 AbstractCegarLoop]: Abstraction has 1525 states and 2696 transitions. [2018-07-21 05:13:36,017 INFO L472 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-07-21 05:13:36,017 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 2696 transitions. [2018-07-21 05:13:36,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2018-07-21 05:13:36,026 INFO L350 BasicCegarLoop]: Found error trace [2018-07-21 05:13:36,027 INFO L358 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-21 05:13:36,027 INFO L414 AbstractCegarLoop]: === Iteration 2 === [__U_MULTI_f_storage_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-21 05:13:36,027 INFO L82 PathProgramCache]: Analyzing trace with hash 1116785513, now seen corresponding path program 1 times [2018-07-21 05:13:36,028 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-07-21 05:13:36,029 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-21 05:13:36,029 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-21 05:13:36,029 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-21 05:13:36,029 INFO L282 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-21 05:13:36,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-21 05:13:36,409 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-21 05:13:36,409 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-21 05:13:36,409 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-07-21 05:13:36,410 INFO L254 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-21 05:13:36,412 INFO L450 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-07-21 05:13:36,412 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-07-21 05:13:36,412 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-07-21 05:13:36,413 INFO L87 Difference]: Start difference. First operand 1525 states and 2696 transitions. Second operand 5 states. [2018-07-21 05:13:56,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-21 05:13:56,452 INFO L93 Difference]: Finished difference Result 5717 states and 10451 transitions. [2018-07-21 05:13:56,452 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-07-21 05:13:56,453 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 110 [2018-07-21 05:13:56,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-21 05:13:56,492 INFO L225 Difference]: With dead ends: 5717 [2018-07-21 05:13:56,492 INFO L226 Difference]: Without dead ends: 4198 [2018-07-21 05:13:56,510 INFO L578 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-07-21 05:13:56,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4198 states. [2018-07-21 05:13:56,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4198 to 4162. [2018-07-21 05:13:56,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4162 states. [2018-07-21 05:13:56,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4162 states to 4162 states and 6148 transitions. [2018-07-21 05:13:56,764 INFO L78 Accepts]: Start accepts. Automaton has 4162 states and 6148 transitions. Word has length 110 [2018-07-21 05:13:56,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-21 05:13:56,765 INFO L471 AbstractCegarLoop]: Abstraction has 4162 states and 6148 transitions. [2018-07-21 05:13:56,765 INFO L472 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-07-21 05:13:56,765 INFO L276 IsEmpty]: Start isEmpty. Operand 4162 states and 6148 transitions. [2018-07-21 05:13:56,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-07-21 05:13:56,777 INFO L350 BasicCegarLoop]: Found error trace [2018-07-21 05:13:56,777 INFO L358 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-21 05:13:56,778 INFO L414 AbstractCegarLoop]: === Iteration 3 === [__U_MULTI_f_storage_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-21 05:13:56,778 INFO L82 PathProgramCache]: Analyzing trace with hash 1363608047, now seen corresponding path program 1 times [2018-07-21 05:13:56,778 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-07-21 05:13:56,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-21 05:13:56,779 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-21 05:13:56,779 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-21 05:13:56,780 INFO L282 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-21 05:13:56,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-21 05:13:57,066 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-07-21 05:13:57,068 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-21 05:13:57,068 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-07-21 05:13:57,068 INFO L254 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-21 05:13:57,069 INFO L450 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-07-21 05:13:57,069 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-07-21 05:13:57,069 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2018-07-21 05:13:57,070 INFO L87 Difference]: Start difference. First operand 4162 states and 6148 transitions. Second operand 6 states. [2018-07-21 05:14:03,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-21 05:14:03,476 INFO L93 Difference]: Finished difference Result 11130 states and 17282 transitions. [2018-07-21 05:14:03,477 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-07-21 05:14:03,477 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 111 [2018-07-21 05:14:03,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-21 05:14:03,534 INFO L225 Difference]: With dead ends: 11130 [2018-07-21 05:14:03,534 INFO L226 Difference]: Without dead ends: 6974 [2018-07-21 05:14:03,550 INFO L578 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2018-07-21 05:14:03,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6974 states. [2018-07-21 05:14:03,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6974 to 6912. [2018-07-21 05:14:03,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6912 states. [2018-07-21 05:14:03,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6912 states to 6912 states and 9991 transitions. [2018-07-21 05:14:03,810 INFO L78 Accepts]: Start accepts. Automaton has 6912 states and 9991 transitions. Word has length 111 [2018-07-21 05:14:03,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-21 05:14:03,811 INFO L471 AbstractCegarLoop]: Abstraction has 6912 states and 9991 transitions. [2018-07-21 05:14:03,811 INFO L472 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-07-21 05:14:03,811 INFO L276 IsEmpty]: Start isEmpty. Operand 6912 states and 9991 transitions. [2018-07-21 05:14:03,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2018-07-21 05:14:03,816 INFO L350 BasicCegarLoop]: Found error trace [2018-07-21 05:14:03,816 INFO L358 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-07-21 05:14:03,816 INFO L414 AbstractCegarLoop]: === Iteration 4 === [__U_MULTI_f_storage_ultimate_trunk_examples_svcomp_eca_rers_____Problem___label___false_unreach_call_c__calculate_outputErr0AssertViolationERROR_FUNCTION]=== [2018-07-21 05:14:03,817 INFO L82 PathProgramCache]: Analyzing trace with hash -1047629226, now seen corresponding path program 1 times [2018-07-21 05:14:03,821 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-07-21 05:14:03,822 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-21 05:14:03,823 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-07-21 05:14:03,823 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-07-21 05:14:03,823 INFO L282 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-07-21 05:14:03,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-07-21 05:14:04,197 WARN L169 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 11 DAG size of output: 4 [2018-07-21 05:14:04,397 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 49 proven. 5 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2018-07-21 05:14:04,398 INFO L297 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-07-21 05:14:04,398 INFO L189 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-07-21 05:14:04,399 INFO L199 CegarAbsIntRunner]: Running AI on error trace of length 186 with the following transitions: [2018-07-21 05:14:04,401 INFO L201 CegarAbsIntRunner]: [0], [1], [714], [718], [724], [728], [730], [735], [742], [750], [758], [766], [774], [782], [790], [798], [806], [814], [822], [830], [838], [846], [854], [862], [870], [878], [882], [884], [887], [895], [903], [911], [919], [927], [935], [943], [951], [959], [967], [975], [983], [991], [999], [1007], [1015], [1023], [1031], [1039], [1047], [1055], [1063], [1071], [1079], [1087], [1095], [1103], [1111], [1119], [1127], [1135], [1143], [1151], [1159], [1167], [1175], [1183], [1191], [1199], [1207], [1215], [1223], [1228], [1232], [1236], [1240], [1244], [1247], [1248], [1252], [1256], [1260], [1263], [2303], [2304], [2305], [2306], [2308], [2309] [2018-07-21 05:14:04,468 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, OctagonDomain] [2018-07-21 05:14:04,468 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-07-21 05:14:10,304 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-07-21 05:14:27,682 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2018-07-21 05:14:27,684 INFO L272 AbstractInterpreter]: Visited 87 different actions 248 times. Merged at 5 different actions 9 times. Never widened. Found 1 fixpoints after 1 different actions. Largest state had 26 variables. [2018-07-21 05:14:27,696 INFO L395 sIntCurrentIteration]: Generating AbsInt predicates [2018-07-21 05:14:37,815 INFO L232 lantSequenceWeakener]: Weakened 183 states. On average, predicates are now at 75.4% of their original sizes. [2018-07-21 05:14:37,815 INFO L408 sIntCurrentIteration]: Unifying AI predicates [2018-07-21 05:15:06,378 INFO L419 sIntCurrentIteration]: Finished generation of AbsInt predicates [2018-07-21 05:15:06,379 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-07-21 05:15:06,424 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [44] imperfect sequences [6] total 48 [2018-07-21 05:15:06,424 INFO L254 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-07-21 05:15:06,424 INFO L450 AbstractCegarLoop]: Interpolant automaton has 44 states [2018-07-21 05:15:06,425 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2018-07-21 05:15:06,426 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=700, Invalid=1192, Unknown=0, NotChecked=0, Total=1892 [2018-07-21 05:15:06,428 INFO L87 Difference]: Start difference. First operand 6912 states and 9991 transitions. Second operand 44 states. Received shutdown request... [2018-07-21 05:16:45,663 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-07-21 05:16:45,663 WARN L540 AbstractCegarLoop]: Verification canceled [2018-07-21 05:16:45,670 WARN L202 ceAbstractionStarter]: Timeout [2018-07-21 05:16:45,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 05:16:45 BoogieIcfgContainer [2018-07-21 05:16:45,671 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-07-21 05:16:45,671 INFO L168 Benchmark]: Toolchain (without parser) took 216763.96 ms. Allocated memory was 309.9 MB in the beginning and 2.3 GB in the end (delta: 2.0 GB). Free memory was 248.0 MB in the beginning and 420.0 MB in the end (delta: -171.9 MB). Peak memory consumption was 1.8 GB. Max. memory is 5.3 GB. [2018-07-21 05:16:45,672 INFO L168 Benchmark]: CDTParser took 0.77 ms. Allocated memory is still 309.9 MB. Free memory is still 275.5 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-07-21 05:16:45,673 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2166.82 ms. Allocated memory was 309.9 MB in the beginning and 338.7 MB in the end (delta: 28.8 MB). Free memory was 247.0 MB in the beginning and 171.6 MB in the end (delta: 75.4 MB). Peak memory consumption was 104.3 MB. Max. memory is 5.3 GB. [2018-07-21 05:16:45,673 INFO L168 Benchmark]: Boogie Procedure Inliner took 406.71 ms. Allocated memory was 338.7 MB in the beginning and 409.5 MB in the end (delta: 70.8 MB). Free memory was 171.6 MB in the beginning and 299.0 MB in the end (delta: -127.4 MB). Peak memory consumption was 24.6 MB. Max. memory is 5.3 GB. [2018-07-21 05:16:45,674 INFO L168 Benchmark]: Boogie Preprocessor took 1169.66 ms. Allocated memory was 409.5 MB in the beginning and 601.4 MB in the end (delta: 191.9 MB). Free memory was 299.0 MB in the beginning and 510.5 MB in the end (delta: -211.5 MB). Peak memory consumption was 67.3 MB. Max. memory is 5.3 GB. [2018-07-21 05:16:45,675 INFO L168 Benchmark]: RCFGBuilder took 12573.32 ms. Allocated memory was 601.4 MB in the beginning and 711.5 MB in the end (delta: 110.1 MB). Free memory was 510.5 MB in the beginning and 514.8 MB in the end (delta: -4.3 MB). Peak memory consumption was 212.8 MB. Max. memory is 5.3 GB. [2018-07-21 05:16:45,675 INFO L168 Benchmark]: TraceAbstraction took 200434.66 ms. Allocated memory was 711.5 MB in the beginning and 2.3 GB in the end (delta: 1.6 GB). Free memory was 514.8 MB in the beginning and 420.0 MB in the end (delta: 94.8 MB). Peak memory consumption was 1.7 GB. Max. memory is 5.3 GB. [2018-07-21 05:16:45,685 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.77 ms. Allocated memory is still 309.9 MB. Free memory is still 275.5 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 2166.82 ms. Allocated memory was 309.9 MB in the beginning and 338.7 MB in the end (delta: 28.8 MB). Free memory was 247.0 MB in the beginning and 171.6 MB in the end (delta: 75.4 MB). Peak memory consumption was 104.3 MB. Max. memory is 5.3 GB. * Boogie Procedure Inliner took 406.71 ms. Allocated memory was 338.7 MB in the beginning and 409.5 MB in the end (delta: 70.8 MB). Free memory was 171.6 MB in the beginning and 299.0 MB in the end (delta: -127.4 MB). Peak memory consumption was 24.6 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 1169.66 ms. Allocated memory was 409.5 MB in the beginning and 601.4 MB in the end (delta: 191.9 MB). Free memory was 299.0 MB in the beginning and 510.5 MB in the end (delta: -211.5 MB). Peak memory consumption was 67.3 MB. Max. memory is 5.3 GB. * RCFGBuilder took 12573.32 ms. Allocated memory was 601.4 MB in the beginning and 711.5 MB in the end (delta: 110.1 MB). Free memory was 510.5 MB in the beginning and 514.8 MB in the end (delta: -4.3 MB). Peak memory consumption was 212.8 MB. Max. memory is 5.3 GB. * TraceAbstraction took 200434.66 ms. Allocated memory was 711.5 MB in the beginning and 2.3 GB in the end (delta: 1.6 GB). Free memory was 514.8 MB in the beginning and 420.0 MB in the end (delta: 94.8 MB). Peak memory consumption was 1.7 GB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 80]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 80). Cancelled while BasicCegarLoop was constructing difference of abstraction (6912states) and interpolant automaton (currently 13 states, 44 states before enhancement), while ReachableStatesComputation was computing reachable states (5010 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 604 locations, 1 error locations. TIMEOUT Result, 200.3s OverallTime, 4 OverallIterations, 3 TraceHistogramMax, 135.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 903 SDtfs, 12694 SDslu, 1028 SDs, 0 SdLazy, 11164 SolverSat, 2765 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 79.5s Time, PredicateUnifierStatistics: 2 DeclaredPredicates, 216 GetRequests, 122 SyntacticMatches, 30 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1604 ImplicationChecksByTransitivity, 29.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6912occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 23.2s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 0.9938795986622072 AbsIntWeakeningRatio, 0.14673913043478262 AbsIntAvgWeakeningVarsNumRemoved, 166.41304347826087 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 3 MinimizatonAttempts, 125 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 437 NumberOfCodeBlocks, 437 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 433 ConstructedInterpolants, 0 QuantifiedInterpolants, 172593 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 166/171 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/Problem17_label30_false-unreach-call.c_svcomp-Reach-64bit-Taipan_Default.epf_AutomizerCInline.xml/Csv-Benchmark-0-2018-07-21_05-16-45-709.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/Problem17_label30_false-unreach-call.c_svcomp-Reach-64bit-Taipan_Default.epf_AutomizerCInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-07-21_05-16-45-709.csv Completed graceful shutdown