/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 --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=1.0 --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/psyco/psyco_math_1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 09:07:21,565 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 09:07:21,570 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 09:07:21,618 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 09:07:21,618 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 09:07:21,630 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 09:07:21,632 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 09:07:21,636 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 09:07:21,640 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 09:07:21,642 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 09:07:21,645 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 09:07:21,646 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 09:07:21,646 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 09:07:21,650 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 09:07:21,653 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 09:07:21,655 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 09:07:21,657 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 09:07:21,658 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 09:07:21,660 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 09:07:21,670 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 09:07:21,673 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 09:07:21,674 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 09:07:21,675 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 09:07:21,676 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 09:07:21,679 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 09:07:21,679 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 09:07:21,679 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 09:07:21,683 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 09:07:21,683 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 09:07:21,684 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 09:07:21,685 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 09:07:21,685 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 09:07:21,686 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 09:07:21,687 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 09:07:21,688 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 09:07:21,689 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 09:07:21,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 09:07:21,690 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 09:07:21,690 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 09:07:21,691 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 09:07:21,693 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 09:07:21,694 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-25 09:07:21,743 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 09:07:21,743 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 09:07:21,745 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 09:07:21,746 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 09:07:21,746 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 09:07:21,746 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 09:07:21,747 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 09:07:21,747 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 09:07:21,747 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 09:07:21,747 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 09:07:21,748 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 09:07:21,749 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 09:07:21,749 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 09:07:21,749 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 09:07:21,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 09:07:21,750 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 09:07:21,750 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 09:07:21,750 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 09:07:21,751 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 09:07:21,751 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 09:07:21,751 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 09:07:21,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 09:07:21,751 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 09:07:21,752 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 09:07:21,752 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 09:07:21,752 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 09:07:21,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 09:07:21,752 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 09:07:21,753 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 09:07:21,753 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=1.0;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=1.0;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=1.0;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=1.0;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=1.0;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=1.0;log-additional-information=true; [2020-09-25 09:07:22,262 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 09:07:22,287 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 09:07:22,292 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 09:07:22,294 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 09:07:22,294 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 09:07:22,295 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/psyco/psyco_math_1.c [2020-09-25 09:07:22,376 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e17cdada8/2fc5ae83452c41f18f69499a209d36f8/FLAG628cfa4b8 [2020-09-25 09:07:22,908 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 09:07:22,908 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/psyco/psyco_math_1.c [2020-09-25 09:07:22,925 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e17cdada8/2fc5ae83452c41f18f69499a209d36f8/FLAG628cfa4b8 [2020-09-25 09:07:23,191 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/e17cdada8/2fc5ae83452c41f18f69499a209d36f8 [2020-09-25 09:07:23,205 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 09:07:23,210 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 09:07:23,211 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 09:07:23,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 09:07:23,216 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 09:07:23,217 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 09:07:23" (1/1) ... [2020-09-25 09:07:23,221 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1afef70d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:07:23, skipping insertion in model container [2020-09-25 09:07:23,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 09:07:23" (1/1) ... [2020-09-25 09:07:23,229 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 09:07:23,264 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 09:07:23,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 09:07:23,529 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 09:07:23,572 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 09:07:23,601 INFO L208 MainTranslator]: Completed translation [2020-09-25 09:07:23,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:07:23 WrapperNode [2020-09-25 09:07:23,602 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 09:07:23,603 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 09:07:23,603 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 09:07:23,603 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 09:07:23,726 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:07:23" (1/1) ... [2020-09-25 09:07:23,727 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:07:23" (1/1) ... [2020-09-25 09:07:23,747 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:07:23" (1/1) ... [2020-09-25 09:07:23,750 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:07:23" (1/1) ... [2020-09-25 09:07:23,769 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:07:23" (1/1) ... [2020-09-25 09:07:23,782 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:07:23" (1/1) ... [2020-09-25 09:07:23,785 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:07:23" (1/1) ... [2020-09-25 09:07:23,792 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 09:07:23,793 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 09:07:23,793 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 09:07:23,793 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 09:07:23,795 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:07:23" (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 [2020-09-25 09:07:23,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 09:07:23,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 09:07:23,875 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 09:07:23,875 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 09:07:23,875 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 09:07:23,875 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 09:07:23,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 09:07:23,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 09:07:24,602 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 09:07:24,602 INFO L295 CfgBuilder]: Removed 9 assume(true) statements. [2020-09-25 09:07:24,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 09:07:24 BoogieIcfgContainer [2020-09-25 09:07:24,611 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 09:07:24,612 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 09:07:24,612 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 09:07:24,616 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 09:07:24,617 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 09:07:23" (1/3) ... [2020-09-25 09:07:24,618 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1977ce9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 09:07:24, skipping insertion in model container [2020-09-25 09:07:24,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 09:07:23" (2/3) ... [2020-09-25 09:07:24,619 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1977ce9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 09:07:24, skipping insertion in model container [2020-09-25 09:07:24,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 09:07:24" (3/3) ... [2020-09-25 09:07:24,622 INFO L109 eAbstractionObserver]: Analyzing ICFG psyco_math_1.c [2020-09-25 09:07:24,634 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 09:07:24,644 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 09:07:24,665 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 09:07:24,697 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 09:07:24,697 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 09:07:24,698 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 09:07:24,698 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 09:07:24,698 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 09:07:24,698 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 09:07:24,698 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 09:07:24,699 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 09:07:24,729 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states. [2020-09-25 09:07:24,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-09-25 09:07:24,740 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 09:07:24,742 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] [2020-09-25 09:07:24,742 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 09:07:24,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 09:07:24,749 INFO L82 PathProgramCache]: Analyzing trace with hash 664903797, now seen corresponding path program 1 times [2020-09-25 09:07:24,758 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 09:07:24,759 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1959294679] [2020-09-25 09:07:24,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 09:07:24,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:07:24,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:07:25,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:07:25,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 84 [2020-09-25 09:07:25,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:07:25,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 176 [2020-09-25 09:07:25,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:07:25,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:07:25,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:07:25,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-09-25 09:07:25,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:07:25,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-09-25 09:07:25,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 09:07:25,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 09:07:25,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 09:07:25,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 09:07:25,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-25 09:07:25,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 09:07:25,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-09-25 09:07:25,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-09-25 09:07:25,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 1.0 [2020-09-25 09:07:25,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 09:07:25,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 09:07:25,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 09:07:25,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 09:07:25,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-25 09:07:25,277 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1959294679] [2020-09-25 09:07:25,279 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 09:07:25,280 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-09-25 09:07:25,281 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924399669] [2020-09-25 09:07:25,289 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-09-25 09:07:25,290 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 09:07:25,307 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-09-25 09:07:25,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-25 09:07:25,311 INFO L87 Difference]: Start difference. First operand 224 states. Second operand 3 states. [2020-09-25 09:07:25,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 09:07:25,468 INFO L93 Difference]: Finished difference Result 420 states and 539 transitions. [2020-09-25 09:07:25,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-09-25 09:07:25,471 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 77 [2020-09-25 09:07:25,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 09:07:25,484 INFO L225 Difference]: With dead ends: 420 [2020-09-25 09:07:25,484 INFO L226 Difference]: Without dead ends: 0 [2020-09-25 09:07:25,497 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-09-25 09:07:25,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-25 09:07:25,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-25 09:07:25,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-25 09:07:25,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-25 09:07:25,530 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 77 [2020-09-25 09:07:25,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 09:07:25,530 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-25 09:07:25,530 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-09-25 09:07:25,530 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-25 09:07:25,531 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-25 09:07:25,531 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 09:07:25,534 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-25 09:07:25,636 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-25 09:07:25,636 INFO L268 CegarLoopResult]: For program point L15(line 15) no Hoare annotation was computed. [2020-09-25 09:07:25,636 INFO L268 CegarLoopResult]: For program point L14(line 14) no Hoare annotation was computed. [2020-09-25 09:07:25,636 INFO L268 CegarLoopResult]: For program point L13(line 13) no Hoare annotation was computed. [2020-09-25 09:07:25,636 INFO L268 CegarLoopResult]: For program point L12(line 12) no Hoare annotation was computed. [2020-09-25 09:07:25,637 INFO L268 CegarLoopResult]: For program point L11(line 11) no Hoare annotation was computed. [2020-09-25 09:07:25,637 INFO L268 CegarLoopResult]: For program point L10(line 10) no Hoare annotation was computed. [2020-09-25 09:07:25,637 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~m_IntMath~0 |old(~m_IntMath~0)|) (= ~m_mod_2~0 |old(~m_mod_2~0)|) (= ~m_factorial_2~0 |old(~m_factorial_2~0)|) (= ~m_isPowerOfTwo~0 |old(~m_isPowerOfTwo~0)|) (= ~m_checkedMultiply~0 |old(~m_checkedMultiply~0)|) (= ~m_mod_1~0 |old(~m_mod_1~0)|) (= ~m_checkedAdd~0 |old(~m_checkedAdd~0)|) (= ~m_checkedSubtract~0 |old(~m_checkedSubtract~0)|) (= ~m_log2~0 |old(~m_log2~0)|) (= ~m_factorial_1~0 |old(~m_factorial_1~0)|) (= ~m_log10~0 |old(~m_log10~0)|)) [2020-09-25 09:07:25,638 INFO L268 CegarLoopResult]: For program point L9(line 9) no Hoare annotation was computed. [2020-09-25 09:07:25,638 INFO L268 CegarLoopResult]: For program point L8(line 8) no Hoare annotation was computed. [2020-09-25 09:07:25,638 INFO L268 CegarLoopResult]: For program point L7(line 7) no Hoare annotation was computed. [2020-09-25 09:07:25,638 INFO L268 CegarLoopResult]: For program point L6(line 6) no Hoare annotation was computed. [2020-09-25 09:07:25,638 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-25 09:07:25,638 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-25 09:07:25,639 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-09-25 09:07:25,639 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-25 09:07:25,639 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-25 09:07:25,639 INFO L268 CegarLoopResult]: For program point L35-2(line 35) no Hoare annotation was computed. [2020-09-25 09:07:25,639 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 18 361) no Hoare annotation was computed. [2020-09-25 09:07:25,639 INFO L268 CegarLoopResult]: For program point L234(lines 234 236) no Hoare annotation was computed. [2020-09-25 09:07:25,639 INFO L268 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-09-25 09:07:25,640 INFO L268 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-09-25 09:07:25,640 INFO L268 CegarLoopResult]: For program point L69-1(lines 69 84) no Hoare annotation was computed. [2020-09-25 09:07:25,640 INFO L268 CegarLoopResult]: For program point L36-1(line 36) no Hoare annotation was computed. [2020-09-25 09:07:25,640 INFO L268 CegarLoopResult]: For program point L69-2(line 69) no Hoare annotation was computed. [2020-09-25 09:07:25,640 INFO L268 CegarLoopResult]: For program point L36-2(line 36) no Hoare annotation was computed. [2020-09-25 09:07:25,641 INFO L268 CegarLoopResult]: For program point L69-3(line 69) no Hoare annotation was computed. [2020-09-25 09:07:25,641 INFO L268 CegarLoopResult]: For program point L169(lines 169 179) no Hoare annotation was computed. [2020-09-25 09:07:25,641 INFO L268 CegarLoopResult]: For program point L136(lines 136 353) no Hoare annotation was computed. [2020-09-25 09:07:25,641 INFO L268 CegarLoopResult]: For program point L103(lines 103 114) no Hoare annotation was computed. [2020-09-25 09:07:25,641 INFO L268 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-09-25 09:07:25,641 INFO L268 CegarLoopResult]: For program point L37-1(line 37) no Hoare annotation was computed. [2020-09-25 09:07:25,642 INFO L268 CegarLoopResult]: For program point L37-2(line 37) no Hoare annotation was computed. [2020-09-25 09:07:25,642 INFO L268 CegarLoopResult]: For program point L269(line 269) no Hoare annotation was computed. [2020-09-25 09:07:25,642 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 18 361) no Hoare annotation was computed. [2020-09-25 09:07:25,642 INFO L268 CegarLoopResult]: For program point L203(lines 203 205) no Hoare annotation was computed. [2020-09-25 09:07:25,642 INFO L268 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-09-25 09:07:25,642 INFO L268 CegarLoopResult]: For program point L137-1(lines 137 151) no Hoare annotation was computed. [2020-09-25 09:07:25,643 INFO L268 CegarLoopResult]: For program point L71(lines 71 82) no Hoare annotation was computed. [2020-09-25 09:07:25,643 INFO L268 CegarLoopResult]: For program point L137-2(line 137) no Hoare annotation was computed. [2020-09-25 09:07:25,643 INFO L268 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-09-25 09:07:25,643 INFO L268 CegarLoopResult]: For program point L137-3(line 137) no Hoare annotation was computed. [2020-09-25 09:07:25,643 INFO L268 CegarLoopResult]: For program point L38-1(line 38) no Hoare annotation was computed. [2020-09-25 09:07:25,643 INFO L268 CegarLoopResult]: For program point L38-2(line 38) no Hoare annotation was computed. [2020-09-25 09:07:25,644 INFO L268 CegarLoopResult]: For program point L336(line 336) no Hoare annotation was computed. [2020-09-25 09:07:25,644 INFO L268 CegarLoopResult]: For program point L336-1(lines 336 350) no Hoare annotation was computed. [2020-09-25 09:07:25,644 INFO L268 CegarLoopResult]: For program point L336-2(line 336) no Hoare annotation was computed. [2020-09-25 09:07:25,644 INFO L268 CegarLoopResult]: For program point L336-3(line 336) no Hoare annotation was computed. [2020-09-25 09:07:25,644 INFO L268 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-09-25 09:07:25,644 INFO L268 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-09-25 09:07:25,644 INFO L268 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-09-25 09:07:25,645 INFO L268 CegarLoopResult]: For program point L39-1(line 39) no Hoare annotation was computed. [2020-09-25 09:07:25,645 INFO L268 CegarLoopResult]: For program point L39-2(line 39) no Hoare annotation was computed. [2020-09-25 09:07:25,645 INFO L268 CegarLoopResult]: For program point L238(line 238) no Hoare annotation was computed. [2020-09-25 09:07:25,645 INFO L268 CegarLoopResult]: For program point L139(lines 139 149) no Hoare annotation was computed. [2020-09-25 09:07:25,645 INFO L268 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-09-25 09:07:25,645 INFO L268 CegarLoopResult]: For program point L40-1(line 40) no Hoare annotation was computed. [2020-09-25 09:07:25,646 INFO L268 CegarLoopResult]: For program point L40-2(line 40) no Hoare annotation was computed. [2020-09-25 09:07:25,646 INFO L268 CegarLoopResult]: For program point L338(lines 338 348) no Hoare annotation was computed. [2020-09-25 09:07:25,646 INFO L268 CegarLoopResult]: For program point L305(line 305) no Hoare annotation was computed. [2020-09-25 09:07:25,646 INFO L268 CegarLoopResult]: For program point L305-1(lines 305 320) no Hoare annotation was computed. [2020-09-25 09:07:25,646 INFO L268 CegarLoopResult]: For program point L305-2(line 305) no Hoare annotation was computed. [2020-09-25 09:07:25,647 INFO L268 CegarLoopResult]: For program point L305-3(line 305) no Hoare annotation was computed. [2020-09-25 09:07:25,647 INFO L268 CegarLoopResult]: For program point L173(lines 173 175) no Hoare annotation was computed. [2020-09-25 09:07:25,647 INFO L268 CegarLoopResult]: For program point L107(lines 107 109) no Hoare annotation was computed. [2020-09-25 09:07:25,647 INFO L268 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-09-25 09:07:25,647 INFO L268 CegarLoopResult]: For program point L41-1(line 41) no Hoare annotation was computed. [2020-09-25 09:07:25,647 INFO L268 CegarLoopResult]: For program point L41-2(line 41) no Hoare annotation was computed. [2020-09-25 09:07:25,647 INFO L268 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-09-25 09:07:25,648 INFO L268 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-09-25 09:07:25,648 INFO L268 CegarLoopResult]: For program point L75(lines 75 77) no Hoare annotation was computed. [2020-09-25 09:07:25,648 INFO L268 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-09-25 09:07:25,648 INFO L268 CegarLoopResult]: For program point L42-1(line 42) no Hoare annotation was computed. [2020-09-25 09:07:25,648 INFO L268 CegarLoopResult]: For program point L42-2(line 42) no Hoare annotation was computed. [2020-09-25 09:07:25,648 INFO L268 CegarLoopResult]: For program point L340(line 340) no Hoare annotation was computed. [2020-09-25 09:07:25,649 INFO L268 CegarLoopResult]: For program point L307(lines 307 318) no Hoare annotation was computed. [2020-09-25 09:07:25,649 INFO L268 CegarLoopResult]: For program point L274(line 274) no Hoare annotation was computed. [2020-09-25 09:07:25,649 INFO L268 CegarLoopResult]: For program point L274-1(lines 274 288) no Hoare annotation was computed. [2020-09-25 09:07:25,649 INFO L268 CegarLoopResult]: For program point L274-2(line 274) no Hoare annotation was computed. [2020-09-25 09:07:25,649 INFO L268 CegarLoopResult]: For program point L274-3(line 274) no Hoare annotation was computed. [2020-09-25 09:07:25,649 INFO L268 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-09-25 09:07:25,650 INFO L268 CegarLoopResult]: For program point L43-1(line 43) no Hoare annotation was computed. [2020-09-25 09:07:25,650 INFO L268 CegarLoopResult]: For program point L43-2(line 43) no Hoare annotation was computed. [2020-09-25 09:07:25,650 INFO L268 CegarLoopResult]: For program point L143(lines 143 145) no Hoare annotation was computed. [2020-09-25 09:07:25,650 INFO L268 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-09-25 09:07:25,650 INFO L268 CegarLoopResult]: For program point L44-1(line 44) no Hoare annotation was computed. [2020-09-25 09:07:25,650 INFO L268 CegarLoopResult]: For program point L44-2(line 44) no Hoare annotation was computed. [2020-09-25 09:07:25,650 INFO L268 CegarLoopResult]: For program point L342(lines 342 344) no Hoare annotation was computed. [2020-09-25 09:07:25,651 INFO L268 CegarLoopResult]: For program point L309(line 309) no Hoare annotation was computed. [2020-09-25 09:07:25,651 INFO L268 CegarLoopResult]: For program point L276(lines 276 286) no Hoare annotation was computed. [2020-09-25 09:07:25,651 INFO L268 CegarLoopResult]: For program point L243(line 243) no Hoare annotation was computed. [2020-09-25 09:07:25,651 INFO L268 CegarLoopResult]: For program point L243-1(lines 243 258) no Hoare annotation was computed. [2020-09-25 09:07:25,651 INFO L268 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-09-25 09:07:25,651 INFO L268 CegarLoopResult]: For program point L243-2(line 243) no Hoare annotation was computed. [2020-09-25 09:07:25,652 INFO L268 CegarLoopResult]: For program point L243-3(line 243) no Hoare annotation was computed. [2020-09-25 09:07:25,652 INFO L268 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-09-25 09:07:25,652 INFO L268 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-09-25 09:07:25,652 INFO L268 CegarLoopResult]: For program point L45-1(line 45) no Hoare annotation was computed. [2020-09-25 09:07:25,652 INFO L268 CegarLoopResult]: For program point L45-2(line 45) no Hoare annotation was computed. [2020-09-25 09:07:25,653 INFO L264 CegarLoopResult]: At program point L343(lines 18 361) the Hoare annotation is: false [2020-09-25 09:07:25,653 INFO L268 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-09-25 09:07:25,653 INFO L268 CegarLoopResult]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 360) no Hoare annotation was computed. [2020-09-25 09:07:25,653 INFO L268 CegarLoopResult]: For program point L311(lines 311 313) no Hoare annotation was computed. [2020-09-25 09:07:25,653 INFO L268 CegarLoopResult]: For program point L278(line 278) no Hoare annotation was computed. [2020-09-25 09:07:25,654 INFO L268 CegarLoopResult]: For program point L245(lines 245 256) no Hoare annotation was computed. [2020-09-25 09:07:25,654 INFO L268 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-09-25 09:07:25,654 INFO L268 CegarLoopResult]: For program point L213-1(lines 213 227) no Hoare annotation was computed. [2020-09-25 09:07:25,654 INFO L268 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-09-25 09:07:25,654 INFO L268 CegarLoopResult]: For program point L213-2(line 213) no Hoare annotation was computed. [2020-09-25 09:07:25,654 INFO L268 CegarLoopResult]: For program point L213-3(line 213) no Hoare annotation was computed. [2020-09-25 09:07:25,655 INFO L268 CegarLoopResult]: For program point L346(line 346) no Hoare annotation was computed. [2020-09-25 09:07:25,655 INFO L268 CegarLoopResult]: For program point L280(lines 280 282) no Hoare annotation was computed. [2020-09-25 09:07:25,655 INFO L268 CegarLoopResult]: For program point L49(lines 49 67) no Hoare annotation was computed. [2020-09-25 09:07:25,655 INFO L268 CegarLoopResult]: For program point L215(lines 215 225) no Hoare annotation was computed. [2020-09-25 09:07:25,655 INFO L268 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-09-25 09:07:25,655 INFO L268 CegarLoopResult]: For program point L182-1(lines 182 196) no Hoare annotation was computed. [2020-09-25 09:07:25,656 INFO L268 CegarLoopResult]: For program point L182-2(line 182) no Hoare annotation was computed. [2020-09-25 09:07:25,656 INFO L268 CegarLoopResult]: For program point L182-3(line 182) no Hoare annotation was computed. [2020-09-25 09:07:25,656 INFO L268 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-09-25 09:07:25,656 INFO L268 CegarLoopResult]: For program point L50-1(lines 50 64) no Hoare annotation was computed. [2020-09-25 09:07:25,656 INFO L268 CegarLoopResult]: For program point L50-2(line 50) no Hoare annotation was computed. [2020-09-25 09:07:25,656 INFO L268 CegarLoopResult]: For program point L50-3(line 50) no Hoare annotation was computed. [2020-09-25 09:07:25,657 INFO L268 CegarLoopResult]: For program point L315(line 315) no Hoare annotation was computed. [2020-09-25 09:07:25,657 INFO L268 CegarLoopResult]: For program point L249(lines 249 251) no Hoare annotation was computed. [2020-09-25 09:07:25,657 INFO L268 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-09-25 09:07:25,657 INFO L268 CegarLoopResult]: For program point L117-1(lines 117 132) no Hoare annotation was computed. [2020-09-25 09:07:25,657 INFO L268 CegarLoopResult]: For program point L117-2(line 117) no Hoare annotation was computed. [2020-09-25 09:07:25,658 INFO L268 CegarLoopResult]: For program point L117-3(line 117) no Hoare annotation was computed. [2020-09-25 09:07:25,658 INFO L268 CegarLoopResult]: For program point L184(lines 184 194) no Hoare annotation was computed. [2020-09-25 09:07:25,658 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-09-25 09:07:25,658 INFO L268 CegarLoopResult]: For program point L52(lines 52 62) no Hoare annotation was computed. [2020-09-25 09:07:25,658 INFO L268 CegarLoopResult]: For program point L85-1(lines 85 100) no Hoare annotation was computed. [2020-09-25 09:07:25,658 INFO L268 CegarLoopResult]: For program point L85-2(line 85) no Hoare annotation was computed. [2020-09-25 09:07:25,659 INFO L268 CegarLoopResult]: For program point L85-3(line 85) no Hoare annotation was computed. [2020-09-25 09:07:25,659 INFO L268 CegarLoopResult]: For program point L284(line 284) no Hoare annotation was computed. [2020-09-25 09:07:25,659 INFO L268 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-09-25 09:07:25,659 INFO L268 CegarLoopResult]: For program point L119(lines 119 130) no Hoare annotation was computed. [2020-09-25 09:07:25,659 INFO L268 CegarLoopResult]: For program point L152-1(lines 152 166) no Hoare annotation was computed. [2020-09-25 09:07:25,659 INFO L268 CegarLoopResult]: For program point L152-2(line 152) no Hoare annotation was computed. [2020-09-25 09:07:25,660 INFO L268 CegarLoopResult]: For program point L152-3(line 152) no Hoare annotation was computed. [2020-09-25 09:07:25,660 INFO L268 CegarLoopResult]: For program point L219(lines 219 221) no Hoare annotation was computed. [2020-09-25 09:07:25,660 INFO L268 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-09-25 09:07:25,660 INFO L268 CegarLoopResult]: For program point L87(lines 87 98) no Hoare annotation was computed. [2020-09-25 09:07:25,660 INFO L268 CegarLoopResult]: For program point L21(line 21) no Hoare annotation was computed. [2020-09-25 09:07:25,660 INFO L271 CegarLoopResult]: At program point L352(lines 26 356) the Hoare annotation is: true [2020-09-25 09:07:25,661 INFO L268 CegarLoopResult]: For program point L253(line 253) no Hoare annotation was computed. [2020-09-25 09:07:25,661 INFO L268 CegarLoopResult]: For program point L154(lines 154 164) no Hoare annotation was computed. [2020-09-25 09:07:25,661 INFO L268 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-09-25 09:07:25,661 INFO L268 CegarLoopResult]: For program point L188(lines 188 190) no Hoare annotation was computed. [2020-09-25 09:07:25,661 INFO L268 CegarLoopResult]: For program point L56(lines 56 58) no Hoare annotation was computed. [2020-09-25 09:07:25,661 INFO L268 CegarLoopResult]: For program point L321(line 321) no Hoare annotation was computed. [2020-09-25 09:07:25,662 INFO L268 CegarLoopResult]: For program point L321-1(lines 321 335) no Hoare annotation was computed. [2020-09-25 09:07:25,662 INFO L268 CegarLoopResult]: For program point L321-2(line 321) no Hoare annotation was computed. [2020-09-25 09:07:25,662 INFO L268 CegarLoopResult]: For program point L321-3(line 321) no Hoare annotation was computed. [2020-09-25 09:07:25,662 INFO L268 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-09-25 09:07:25,662 INFO L268 CegarLoopResult]: For program point L123(lines 123 125) no Hoare annotation was computed. [2020-09-25 09:07:25,662 INFO L268 CegarLoopResult]: For program point L289(line 289) no Hoare annotation was computed. [2020-09-25 09:07:25,663 INFO L268 CegarLoopResult]: For program point L289-1(lines 289 304) no Hoare annotation was computed. [2020-09-25 09:07:25,663 INFO L268 CegarLoopResult]: For program point L223(line 223) no Hoare annotation was computed. [2020-09-25 09:07:25,663 INFO L268 CegarLoopResult]: For program point L289-2(line 289) no Hoare annotation was computed. [2020-09-25 09:07:25,663 INFO L268 CegarLoopResult]: For program point L289-3(line 289) no Hoare annotation was computed. [2020-09-25 09:07:25,663 INFO L268 CegarLoopResult]: For program point L91(lines 91 93) no Hoare annotation was computed. [2020-09-25 09:07:25,664 INFO L268 CegarLoopResult]: For program point L323(lines 323 333) no Hoare annotation was computed. [2020-09-25 09:07:25,664 INFO L268 CegarLoopResult]: For program point L158(lines 158 160) no Hoare annotation was computed. [2020-09-25 09:07:25,664 INFO L271 CegarLoopResult]: At program point L26-2(lines 26 356) the Hoare annotation is: true [2020-09-25 09:07:25,664 INFO L268 CegarLoopResult]: For program point L26-3(lines 26 356) no Hoare annotation was computed. [2020-09-25 09:07:25,664 INFO L268 CegarLoopResult]: For program point L291(lines 291 302) no Hoare annotation was computed. [2020-09-25 09:07:25,664 INFO L268 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-09-25 09:07:25,665 INFO L268 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-09-25 09:07:25,665 INFO L268 CegarLoopResult]: For program point L325(line 325) no Hoare annotation was computed. [2020-09-25 09:07:25,665 INFO L268 CegarLoopResult]: For program point L259(line 259) no Hoare annotation was computed. [2020-09-25 09:07:25,665 INFO L268 CegarLoopResult]: For program point L259-1(lines 259 273) no Hoare annotation was computed. [2020-09-25 09:07:25,665 INFO L268 CegarLoopResult]: For program point L259-2(line 259) no Hoare annotation was computed. [2020-09-25 09:07:25,665 INFO L268 CegarLoopResult]: For program point L259-3(line 259) no Hoare annotation was computed. [2020-09-25 09:07:25,665 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-09-25 09:07:25,666 INFO L268 CegarLoopResult]: For program point L293(line 293) no Hoare annotation was computed. [2020-09-25 09:07:25,666 INFO L268 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-09-25 09:07:25,666 INFO L268 CegarLoopResult]: For program point L29(line 29) no Hoare annotation was computed. [2020-09-25 09:07:25,666 INFO L268 CegarLoopResult]: For program point L29-1(line 29) no Hoare annotation was computed. [2020-09-25 09:07:25,666 INFO L268 CegarLoopResult]: For program point L29-2(line 29) no Hoare annotation was computed. [2020-09-25 09:07:25,667 INFO L268 CegarLoopResult]: For program point L327(lines 327 329) no Hoare annotation was computed. [2020-09-25 09:07:25,667 INFO L268 CegarLoopResult]: For program point L261(lines 261 271) no Hoare annotation was computed. [2020-09-25 09:07:25,667 INFO L268 CegarLoopResult]: For program point L228(line 228) no Hoare annotation was computed. [2020-09-25 09:07:25,667 INFO L268 CegarLoopResult]: For program point L228-1(lines 228 242) no Hoare annotation was computed. [2020-09-25 09:07:25,667 INFO L268 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-09-25 09:07:25,667 INFO L268 CegarLoopResult]: For program point L228-2(line 228) no Hoare annotation was computed. [2020-09-25 09:07:25,667 INFO L268 CegarLoopResult]: For program point L228-3(line 228) no Hoare annotation was computed. [2020-09-25 09:07:25,668 INFO L268 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-09-25 09:07:25,668 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 18 361) the Hoare annotation is: true [2020-09-25 09:07:25,668 INFO L268 CegarLoopResult]: For program point L30-1(line 30) no Hoare annotation was computed. [2020-09-25 09:07:25,668 INFO L268 CegarLoopResult]: For program point L30-2(line 30) no Hoare annotation was computed. [2020-09-25 09:07:25,668 INFO L268 CegarLoopResult]: For program point L295(lines 295 297) no Hoare annotation was computed. [2020-09-25 09:07:25,669 INFO L268 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2020-09-25 09:07:25,669 INFO L268 CegarLoopResult]: For program point L31-1(line 31) no Hoare annotation was computed. [2020-09-25 09:07:25,669 INFO L268 CegarLoopResult]: For program point L31-2(line 31) no Hoare annotation was computed. [2020-09-25 09:07:25,669 INFO L268 CegarLoopResult]: For program point L230(lines 230 240) no Hoare annotation was computed. [2020-09-25 09:07:25,669 INFO L268 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-09-25 09:07:25,669 INFO L268 CegarLoopResult]: For program point L197-1(lines 197 212) no Hoare annotation was computed. [2020-09-25 09:07:25,669 INFO L268 CegarLoopResult]: For program point L197-2(line 197) no Hoare annotation was computed. [2020-09-25 09:07:25,670 INFO L268 CegarLoopResult]: For program point L197-3(line 197) no Hoare annotation was computed. [2020-09-25 09:07:25,670 INFO L268 CegarLoopResult]: For program point L32(line 32) no Hoare annotation was computed. [2020-09-25 09:07:25,670 INFO L268 CegarLoopResult]: For program point L32-1(line 32) no Hoare annotation was computed. [2020-09-25 09:07:25,670 INFO L268 CegarLoopResult]: For program point L32-2(line 32) no Hoare annotation was computed. [2020-09-25 09:07:25,670 INFO L268 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-09-25 09:07:25,671 INFO L268 CegarLoopResult]: For program point L33-1(line 33) no Hoare annotation was computed. [2020-09-25 09:07:25,671 INFO L268 CegarLoopResult]: For program point L33-2(line 33) no Hoare annotation was computed. [2020-09-25 09:07:25,671 INFO L268 CegarLoopResult]: For program point L331(line 331) no Hoare annotation was computed. [2020-09-25 09:07:25,671 INFO L268 CegarLoopResult]: For program point L265(lines 265 267) no Hoare annotation was computed. [2020-09-25 09:07:25,671 INFO L268 CegarLoopResult]: For program point L199(lines 199 210) no Hoare annotation was computed. [2020-09-25 09:07:25,671 INFO L268 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-09-25 09:07:25,672 INFO L268 CegarLoopResult]: For program point L34-1(line 34) no Hoare annotation was computed. [2020-09-25 09:07:25,672 INFO L268 CegarLoopResult]: For program point L34-2(line 34) no Hoare annotation was computed. [2020-09-25 09:07:25,672 INFO L268 CegarLoopResult]: For program point L299(line 299) no Hoare annotation was computed. [2020-09-25 09:07:25,672 INFO L268 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-09-25 09:07:25,672 INFO L268 CegarLoopResult]: For program point L167-1(lines 167 181) no Hoare annotation was computed. [2020-09-25 09:07:25,672 INFO L268 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-09-25 09:07:25,673 INFO L268 CegarLoopResult]: For program point L167-2(line 167) no Hoare annotation was computed. [2020-09-25 09:07:25,673 INFO L268 CegarLoopResult]: For program point L68(lines 68 135) no Hoare annotation was computed. [2020-09-25 09:07:25,673 INFO L268 CegarLoopResult]: For program point L101-1(lines 101 116) no Hoare annotation was computed. [2020-09-25 09:07:25,673 INFO L268 CegarLoopResult]: For program point L167-3(line 167) no Hoare annotation was computed. [2020-09-25 09:07:25,673 INFO L268 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-09-25 09:07:25,673 INFO L268 CegarLoopResult]: For program point L101-2(line 101) no Hoare annotation was computed. [2020-09-25 09:07:25,674 INFO L268 CegarLoopResult]: For program point L35-1(line 35) no Hoare annotation was computed. [2020-09-25 09:07:25,674 INFO L268 CegarLoopResult]: For program point L101-3(line 101) no Hoare annotation was computed. [2020-09-25 09:07:25,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.09 09:07:25 BoogieIcfgContainer [2020-09-25 09:07:25,688 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-25 09:07:25,692 INFO L168 Benchmark]: Toolchain (without parser) took 2482.94 ms. Allocated memory was 147.3 MB in the beginning and 234.9 MB in the end (delta: 87.6 MB). Free memory was 102.3 MB in the beginning and 173.9 MB in the end (delta: -71.6 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2020-09-25 09:07:25,693 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 147.3 MB. Free memory was 120.7 MB in the beginning and 120.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-09-25 09:07:25,694 INFO L168 Benchmark]: CACSL2BoogieTranslator took 390.93 ms. Allocated memory is still 147.3 MB. Free memory was 101.6 MB in the beginning and 88.6 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. [2020-09-25 09:07:25,695 INFO L168 Benchmark]: Boogie Preprocessor took 189.56 ms. Allocated memory was 147.3 MB in the beginning and 204.5 MB in the end (delta: 57.1 MB). Free memory was 88.6 MB in the beginning and 181.6 MB in the end (delta: -93.0 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2020-09-25 09:07:25,695 INFO L168 Benchmark]: RCFGBuilder took 818.15 ms. Allocated memory is still 204.5 MB. Free memory was 181.6 MB in the beginning and 140.7 MB in the end (delta: 40.9 MB). Peak memory consumption was 40.9 MB. Max. memory is 7.1 GB. [2020-09-25 09:07:25,696 INFO L168 Benchmark]: TraceAbstraction took 1075.84 ms. Allocated memory was 204.5 MB in the beginning and 234.9 MB in the end (delta: 30.4 MB). Free memory was 140.1 MB in the beginning and 173.9 MB in the end (delta: -33.8 MB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-25 09:07:25,700 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 147.3 MB. Free memory was 120.7 MB in the beginning and 120.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 390.93 ms. Allocated memory is still 147.3 MB. Free memory was 101.6 MB in the beginning and 88.6 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 189.56 ms. Allocated memory was 147.3 MB in the beginning and 204.5 MB in the end (delta: 57.1 MB). Free memory was 88.6 MB in the beginning and 181.6 MB in the end (delta: -93.0 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 818.15 ms. Allocated memory is still 204.5 MB. Free memory was 181.6 MB in the beginning and 140.7 MB in the end (delta: 40.9 MB). Peak memory consumption was 40.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1075.84 ms. Allocated memory was 204.5 MB in the beginning and 234.9 MB in the end (delta: 30.4 MB). Free memory was 140.1 MB in the beginning and 173.9 MB in the end (delta: -33.8 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 360]: 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: 18]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 224 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 242 SDtfs, 225 SDslu, 3 SDs, 0 SdLazy, 12 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=224occurred 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 7 PreInvPairs, 9 NumberOfFragments, 40 HoareAnnotationTreeSize, 7 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 99 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 77 NumberOfCodeBlocks, 77 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 76 ConstructedInterpolants, 0 QuantifiedInterpolants, 8284 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...