/usr/bin/java -ea -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.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/array-fpi/ifncompf.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-8fc6572 [2020-07-11 02:26:31,340 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-11 02:26:31,343 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-11 02:26:31,355 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-11 02:26:31,356 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-11 02:26:31,357 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-11 02:26:31,358 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-11 02:26:31,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-11 02:26:31,362 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-11 02:26:31,363 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-11 02:26:31,364 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-11 02:26:31,365 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-11 02:26:31,365 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-11 02:26:31,366 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-11 02:26:31,367 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-11 02:26:31,368 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-11 02:26:31,369 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-11 02:26:31,370 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-11 02:26:31,372 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-11 02:26:31,373 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-11 02:26:31,375 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-11 02:26:31,379 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-11 02:26:31,380 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-11 02:26:31,383 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-11 02:26:31,387 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-11 02:26:31,388 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-11 02:26:31,388 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-11 02:26:31,389 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-11 02:26:31,389 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-11 02:26:31,391 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-11 02:26:31,391 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-11 02:26:31,392 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-11 02:26:31,394 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-11 02:26:31,394 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-11 02:26:31,398 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-11 02:26:31,398 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-11 02:26:31,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-11 02:26:31,399 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-11 02:26:31,399 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-11 02:26:31,400 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-11 02:26:31,402 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-11 02:26:31,403 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-11 02:26:31,418 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-11 02:26:31,418 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-11 02:26:31,420 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-11 02:26:31,420 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-11 02:26:31,420 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-11 02:26:31,420 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-11 02:26:31,421 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-11 02:26:31,421 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-11 02:26:31,421 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-11 02:26:31,421 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-11 02:26:31,422 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-11 02:26:31,423 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-11 02:26:31,423 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-11 02:26:31,423 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-11 02:26:31,424 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-11 02:26:31,424 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-11 02:26:31,424 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-11 02:26:31,424 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-11 02:26:31,424 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-11 02:26:31,425 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-11 02:26:31,425 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-11 02:26:31,425 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-11 02:26:31,425 INFO L138 SettingsManager]: * Use separate solver for trace checks=false 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: Use separate solver for trace checks -> true [2020-07-11 02:26:31,728 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-11 02:26:31,745 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-11 02:26:31,749 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-11 02:26:31,751 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-11 02:26:31,751 INFO L275 PluginConnector]: CDTParser initialized [2020-07-11 02:26:31,752 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-fpi/ifncompf.c [2020-07-11 02:26:31,830 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47cdfc2cf/ff6b10090d7646b89dc81f6a0cec0c77/FLAG03bc125f1 [2020-07-11 02:26:32,273 INFO L306 CDTParser]: Found 1 translation units. [2020-07-11 02:26:32,274 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-fpi/ifncompf.c [2020-07-11 02:26:32,282 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47cdfc2cf/ff6b10090d7646b89dc81f6a0cec0c77/FLAG03bc125f1 [2020-07-11 02:26:32,619 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/47cdfc2cf/ff6b10090d7646b89dc81f6a0cec0c77 [2020-07-11 02:26:32,629 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-11 02:26:32,631 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-11 02:26:32,632 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-11 02:26:32,632 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-11 02:26:32,637 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-11 02:26:32,638 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.07 02:26:32" (1/1) ... [2020-07-11 02:26:32,641 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@185c0066 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 02:26:32, skipping insertion in model container [2020-07-11 02:26:32,642 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.07 02:26:32" (1/1) ... [2020-07-11 02:26:32,650 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-11 02:26:32,667 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-11 02:26:32,880 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-11 02:26:32,893 INFO L203 MainTranslator]: Completed pre-run [2020-07-11 02:26:32,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-11 02:26:32,938 INFO L208 MainTranslator]: Completed translation [2020-07-11 02:26:32,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 02:26:32 WrapperNode [2020-07-11 02:26:32,939 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-11 02:26:32,940 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-11 02:26:32,940 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-11 02:26:32,940 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-11 02:26:33,047 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 02:26:32" (1/1) ... [2020-07-11 02:26:33,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 02:26:32" (1/1) ... [2020-07-11 02:26:33,059 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 02:26:32" (1/1) ... [2020-07-11 02:26:33,060 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 02:26:32" (1/1) ... [2020-07-11 02:26:33,091 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 02:26:32" (1/1) ... [2020-07-11 02:26:33,099 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 02:26:32" (1/1) ... [2020-07-11 02:26:33,102 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 02:26:32" (1/1) ... [2020-07-11 02:26:33,105 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-11 02:26:33,105 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-11 02:26:33,106 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-11 02:26:33,106 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-11 02:26:33,107 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 02:26:32" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-11 02:26:33,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-11 02:26:33,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-11 02:26:33,177 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-07-11 02:26:33,177 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-07-11 02:26:33,177 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-11 02:26:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-11 02:26:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-07-11 02:26:33,178 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-07-11 02:26:33,178 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-07-11 02:26:33,178 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-11 02:26:33,178 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-11 02:26:33,179 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-11 02:26:33,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-11 02:26:33,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-11 02:26:33,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-11 02:26:33,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-11 02:26:33,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-11 02:26:33,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-11 02:26:33,666 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-11 02:26:33,667 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-07-11 02:26:33,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.07 02:26:33 BoogieIcfgContainer [2020-07-11 02:26:33,672 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-11 02:26:33,673 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-11 02:26:33,673 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-11 02:26:33,677 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-11 02:26:33,678 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.07 02:26:32" (1/3) ... [2020-07-11 02:26:33,679 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c50fd59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.07 02:26:33, skipping insertion in model container [2020-07-11 02:26:33,679 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.07 02:26:32" (2/3) ... [2020-07-11 02:26:33,679 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c50fd59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.07 02:26:33, skipping insertion in model container [2020-07-11 02:26:33,680 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.07 02:26:33" (3/3) ... [2020-07-11 02:26:33,682 INFO L109 eAbstractionObserver]: Analyzing ICFG ifncompf.c [2020-07-11 02:26:33,693 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-11 02:26:33,702 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-11 02:26:33,718 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-11 02:26:33,743 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-11 02:26:33,744 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-11 02:26:33,744 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-07-11 02:26:33,744 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-11 02:26:33,744 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-11 02:26:33,744 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-11 02:26:33,745 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-11 02:26:33,745 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-11 02:26:33,763 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states. [2020-07-11 02:26:33,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-07-11 02:26:33,777 INFO L414 BasicCegarLoop]: Found error trace [2020-07-11 02:26:33,779 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] [2020-07-11 02:26:33,780 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-11 02:26:33,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-11 02:26:33,787 INFO L82 PathProgramCache]: Analyzing trace with hash 1638267314, now seen corresponding path program 1 times [2020-07-11 02:26:33,797 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-11 02:26:33,798 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [989150245] [2020-07-11 02:26:33,798 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-11 02:26:33,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 02:26:34,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 02:26:34,090 INFO L280 TraceCheckUtils]: 0: Hoare triple {94#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= ~N~0 |old(~N~0)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {82#true} is VALID [2020-07-11 02:26:34,091 INFO L280 TraceCheckUtils]: 1: Hoare triple {82#true} #valid := #valid[0 := 0]; {82#true} is VALID [2020-07-11 02:26:34,091 INFO L280 TraceCheckUtils]: 2: Hoare triple {82#true} assume 0 < #StackHeapBarrier; {82#true} is VALID [2020-07-11 02:26:34,092 INFO L280 TraceCheckUtils]: 3: Hoare triple {82#true} ~N~0 := 0; {82#true} is VALID [2020-07-11 02:26:34,092 INFO L280 TraceCheckUtils]: 4: Hoare triple {82#true} assume true; {82#true} is VALID [2020-07-11 02:26:34,094 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {82#true} {82#true} #149#return; {82#true} is VALID [2020-07-11 02:26:34,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-11 02:26:34,110 INFO L280 TraceCheckUtils]: 0: Hoare triple {82#true} ~cond := #in~cond; {82#true} is VALID [2020-07-11 02:26:34,110 INFO L280 TraceCheckUtils]: 1: Hoare triple {82#true} assume !(0 == ~cond); {82#true} is VALID [2020-07-11 02:26:34,111 INFO L280 TraceCheckUtils]: 2: Hoare triple {82#true} assume true; {82#true} is VALID [2020-07-11 02:26:34,111 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {82#true} {82#true} #145#return; {82#true} is VALID [2020-07-11 02:26:34,113 INFO L263 TraceCheckUtils]: 0: Hoare triple {82#true} call ULTIMATE.init(); {94#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= ~N~0 |old(~N~0)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-11 02:26:34,114 INFO L280 TraceCheckUtils]: 1: Hoare triple {94#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= ~N~0 |old(~N~0)|) (= |#NULL.offset| |old(#NULL.offset)|))} #NULL.base, #NULL.offset := 0, 0; {82#true} is VALID [2020-07-11 02:26:34,114 INFO L280 TraceCheckUtils]: 2: Hoare triple {82#true} #valid := #valid[0 := 0]; {82#true} is VALID [2020-07-11 02:26:34,115 INFO L280 TraceCheckUtils]: 3: Hoare triple {82#true} assume 0 < #StackHeapBarrier; {82#true} is VALID [2020-07-11 02:26:34,115 INFO L280 TraceCheckUtils]: 4: Hoare triple {82#true} ~N~0 := 0; {82#true} is VALID [2020-07-11 02:26:34,116 INFO L280 TraceCheckUtils]: 5: Hoare triple {82#true} assume true; {82#true} is VALID [2020-07-11 02:26:34,116 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {82#true} {82#true} #149#return; {82#true} is VALID [2020-07-11 02:26:34,116 INFO L263 TraceCheckUtils]: 7: Hoare triple {82#true} call #t~ret14 := main(); {82#true} is VALID [2020-07-11 02:26:34,117 INFO L280 TraceCheckUtils]: 8: Hoare triple {82#true} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; {82#true} is VALID [2020-07-11 02:26:34,117 INFO L280 TraceCheckUtils]: 9: Hoare triple {82#true} ~N~0 := #t~nondet0; {82#true} is VALID [2020-07-11 02:26:34,118 INFO L280 TraceCheckUtils]: 10: Hoare triple {82#true} havoc #t~nondet0; {82#true} is VALID [2020-07-11 02:26:34,118 INFO L280 TraceCheckUtils]: 11: Hoare triple {82#true} assume !(~N~0 <= 0); {82#true} is VALID [2020-07-11 02:26:34,119 INFO L263 TraceCheckUtils]: 12: Hoare triple {82#true} call assume_abort_if_not((if ~N~0 <= 536870911 then 1 else 0)); {82#true} is VALID [2020-07-11 02:26:34,119 INFO L280 TraceCheckUtils]: 13: Hoare triple {82#true} ~cond := #in~cond; {82#true} is VALID [2020-07-11 02:26:34,120 INFO L280 TraceCheckUtils]: 14: Hoare triple {82#true} assume !(0 == ~cond); {82#true} is VALID [2020-07-11 02:26:34,120 INFO L280 TraceCheckUtils]: 15: Hoare triple {82#true} assume true; {82#true} is VALID [2020-07-11 02:26:34,120 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {82#true} {82#true} #145#return; {82#true} is VALID [2020-07-11 02:26:34,121 INFO L280 TraceCheckUtils]: 17: Hoare triple {82#true} havoc ~i~0; {82#true} is VALID [2020-07-11 02:26:34,121 INFO L280 TraceCheckUtils]: 18: Hoare triple {82#true} SUMMARY for call #t~malloc1.base, #t~malloc1.offset := #Ultimate.allocOnHeap(8 * ~N~0); srcloc: L26 {82#true} is VALID [2020-07-11 02:26:34,122 INFO L280 TraceCheckUtils]: 19: Hoare triple {82#true} ~a~0.base, ~a~0.offset := #t~malloc1.base, #t~malloc1.offset; {82#true} is VALID [2020-07-11 02:26:34,122 INFO L280 TraceCheckUtils]: 20: Hoare triple {82#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8 * ~N~0); srcloc: L27 {82#true} is VALID [2020-07-11 02:26:34,122 INFO L280 TraceCheckUtils]: 21: Hoare triple {82#true} ~b~0.base, ~b~0.offset := #t~malloc2.base, #t~malloc2.offset; {82#true} is VALID [2020-07-11 02:26:34,123 INFO L280 TraceCheckUtils]: 22: Hoare triple {82#true} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(8 * ~N~0); srcloc: L28 {82#true} is VALID [2020-07-11 02:26:34,123 INFO L280 TraceCheckUtils]: 23: Hoare triple {82#true} ~c~0.base, ~c~0.offset := #t~malloc3.base, #t~malloc3.offset; {82#true} is VALID [2020-07-11 02:26:34,124 INFO L280 TraceCheckUtils]: 24: Hoare triple {82#true} ~i~0 := 0; {82#true} is VALID [2020-07-11 02:26:34,125 INFO L280 TraceCheckUtils]: 25: Hoare triple {82#true} assume !true; {83#false} is VALID [2020-07-11 02:26:34,125 INFO L280 TraceCheckUtils]: 26: Hoare triple {83#false} ~i~0 := 0; {83#false} is VALID [2020-07-11 02:26:34,126 INFO L280 TraceCheckUtils]: 27: Hoare triple {83#false} assume !(~i~0 < ~N~0); {83#false} is VALID [2020-07-11 02:26:34,126 INFO L280 TraceCheckUtils]: 28: Hoare triple {83#false} ~i~0 := 0; {83#false} is VALID [2020-07-11 02:26:34,127 INFO L280 TraceCheckUtils]: 29: Hoare triple {83#false} assume !(~i~0 < ~N~0); {83#false} is VALID [2020-07-11 02:26:34,127 INFO L280 TraceCheckUtils]: 30: Hoare triple {83#false} ~i~0 := 0; {83#false} is VALID [2020-07-11 02:26:34,127 INFO L280 TraceCheckUtils]: 31: Hoare triple {83#false} assume !!(~i~0 < ~N~0); {83#false} is VALID [2020-07-11 02:26:34,128 INFO L280 TraceCheckUtils]: 32: Hoare triple {83#false} SUMMARY for call #t~mem13 := read~int(~c~0.base, ~c~0.offset + 8 * ~i~0, 8); srcloc: L59 {83#false} is VALID [2020-07-11 02:26:34,128 INFO L263 TraceCheckUtils]: 33: Hoare triple {83#false} call __VERIFIER_assert((if #t~mem13 == ~i~0 * ~i~0 * ~i~0 then 1 else 0)); {83#false} is VALID [2020-07-11 02:26:34,129 INFO L280 TraceCheckUtils]: 34: Hoare triple {83#false} ~cond := #in~cond; {83#false} is VALID [2020-07-11 02:26:34,129 INFO L280 TraceCheckUtils]: 35: Hoare triple {83#false} assume 0 == ~cond; {83#false} is VALID [2020-07-11 02:26:34,129 INFO L280 TraceCheckUtils]: 36: Hoare triple {83#false} assume !false; {83#false} is VALID [2020-07-11 02:26:34,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-11 02:26:34,136 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [989150245] [2020-07-11 02:26:34,138 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-11 02:26:34,138 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-11 02:26:34,139 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694941152] [2020-07-11 02:26:34,146 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-07-11 02:26:34,149 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-11 02:26:34,153 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-11 02:26:34,216 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 37 edges. 37 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 02:26:34,217 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-11 02:26:34,217 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-11 02:26:34,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-11 02:26:34,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-11 02:26:34,230 INFO L87 Difference]: Start difference. First operand 79 states. Second operand 3 states. [2020-07-11 02:26:34,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 02:26:34,716 INFO L93 Difference]: Finished difference Result 141 states and 166 transitions. [2020-07-11 02:26:34,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-11 02:26:34,717 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-07-11 02:26:34,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-11 02:26:34,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-11 02:26:34,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 166 transitions. [2020-07-11 02:26:34,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-11 02:26:34,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 166 transitions. [2020-07-11 02:26:34,743 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 166 transitions. [2020-07-11 02:26:34,957 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 166 edges. 166 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 02:26:34,972 INFO L225 Difference]: With dead ends: 141 [2020-07-11 02:26:34,973 INFO L226 Difference]: Without dead ends: 72 [2020-07-11 02:26:34,977 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-11 02:26:35,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2020-07-11 02:26:35,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2020-07-11 02:26:35,080 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-11 02:26:35,081 INFO L82 GeneralOperation]: Start isEquivalent. First operand 72 states. Second operand 72 states. [2020-07-11 02:26:35,081 INFO L74 IsIncluded]: Start isIncluded. First operand 72 states. Second operand 72 states. [2020-07-11 02:26:35,081 INFO L87 Difference]: Start difference. First operand 72 states. Second operand 72 states. [2020-07-11 02:26:35,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 02:26:35,089 INFO L93 Difference]: Finished difference Result 72 states and 78 transitions. [2020-07-11 02:26:35,089 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 78 transitions. [2020-07-11 02:26:35,090 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 02:26:35,090 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 02:26:35,091 INFO L74 IsIncluded]: Start isIncluded. First operand 72 states. Second operand 72 states. [2020-07-11 02:26:35,091 INFO L87 Difference]: Start difference. First operand 72 states. Second operand 72 states. [2020-07-11 02:26:35,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-11 02:26:35,098 INFO L93 Difference]: Finished difference Result 72 states and 78 transitions. [2020-07-11 02:26:35,098 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 78 transitions. [2020-07-11 02:26:35,099 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-11 02:26:35,100 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-11 02:26:35,100 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-11 02:26:35,100 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-11 02:26:35,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2020-07-11 02:26:35,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 78 transitions. [2020-07-11 02:26:35,107 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 78 transitions. Word has length 37 [2020-07-11 02:26:35,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-11 02:26:35,108 INFO L479 AbstractCegarLoop]: Abstraction has 72 states and 78 transitions. [2020-07-11 02:26:35,108 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-11 02:26:35,108 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 72 states and 78 transitions. [2020-07-11 02:26:35,212 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 78 edges. 78 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-11 02:26:35,212 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 78 transitions. [2020-07-11 02:26:35,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-07-11 02:26:35,214 INFO L414 BasicCegarLoop]: Found error trace [2020-07-11 02:26:35,214 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] [2020-07-11 02:26:35,215 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-11 02:26:35,215 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-11 02:26:35,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-11 02:26:35,216 INFO L82 PathProgramCache]: Analyzing trace with hash -556138909, now seen corresponding path program 1 times [2020-07-11 02:26:35,216 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-11 02:26:35,216 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [989562516] [2020-07-11 02:26:35,217 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-11 02:26:35,243 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-07-11 02:26:35,243 WARN L168 FreeRefinementEngine]: Strategy FIXED_PREFERENCES was unsuccessful and could not determine trace feasibility [2020-07-11 02:26:35,244 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-11 02:26:35,249 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-11 02:26:35,267 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-11 02:26:35,267 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-11 02:26:35,267 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-11 02:26:35,268 WARN L170 areAnnotationChecker]: assume_abort_if_notENTRY has no Hoare annotation [2020-07-11 02:26:35,268 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-11 02:26:35,268 WARN L170 areAnnotationChecker]: __VERIFIER_assertENTRY has no Hoare annotation [2020-07-11 02:26:35,268 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-11 02:26:35,268 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-11 02:26:35,268 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-11 02:26:35,269 WARN L170 areAnnotationChecker]: L11 has no Hoare annotation [2020-07-11 02:26:35,269 WARN L170 areAnnotationChecker]: L11 has no Hoare annotation [2020-07-11 02:26:35,269 WARN L170 areAnnotationChecker]: L21 has no Hoare annotation [2020-07-11 02:26:35,269 WARN L170 areAnnotationChecker]: L13 has no Hoare annotation [2020-07-11 02:26:35,269 WARN L170 areAnnotationChecker]: L13 has no Hoare annotation [2020-07-11 02:26:35,270 WARN L170 areAnnotationChecker]: L-1-1 has no Hoare annotation [2020-07-11 02:26:35,270 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-11 02:26:35,270 WARN L170 areAnnotationChecker]: L11-1 has no Hoare annotation [2020-07-11 02:26:35,270 WARN L170 areAnnotationChecker]: L11-3 has no Hoare annotation [2020-07-11 02:26:35,271 WARN L170 areAnnotationChecker]: L21-1 has no Hoare annotation [2020-07-11 02:26:35,271 WARN L170 areAnnotationChecker]: L13-1 has no Hoare annotation [2020-07-11 02:26:35,271 WARN L170 areAnnotationChecker]: L13-1 has no Hoare annotation [2020-07-11 02:26:35,271 WARN L170 areAnnotationChecker]: L13-3 has no Hoare annotation [2020-07-11 02:26:35,272 WARN L170 areAnnotationChecker]: L17 has no Hoare annotation [2020-07-11 02:26:35,272 WARN L170 areAnnotationChecker]: assume_abort_if_notEXIT has no Hoare annotation [2020-07-11 02:26:35,272 WARN L170 areAnnotationChecker]: L22 has no Hoare annotation [2020-07-11 02:26:35,272 WARN L170 areAnnotationChecker]: L22 has no Hoare annotation [2020-07-11 02:26:35,272 WARN L170 areAnnotationChecker]: __VERIFIER_assertEXIT has no Hoare annotation [2020-07-11 02:26:35,273 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-11 02:26:35,273 WARN L170 areAnnotationChecker]: L23-1 has no Hoare annotation [2020-07-11 02:26:35,273 WARN L170 areAnnotationChecker]: L22-1 has no Hoare annotation [2020-07-11 02:26:35,273 WARN L170 areAnnotationChecker]: L23 has no Hoare annotation [2020-07-11 02:26:35,273 WARN L170 areAnnotationChecker]: L23 has no Hoare annotation [2020-07-11 02:26:35,274 WARN L170 areAnnotationChecker]: L59-2 has no Hoare annotation [2020-07-11 02:26:35,274 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-11 02:26:35,274 WARN L170 areAnnotationChecker]: L26 has no Hoare annotation [2020-07-11 02:26:35,274 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-11 02:26:35,274 WARN L170 areAnnotationChecker]: L57-2 has no Hoare annotation [2020-07-11 02:26:35,275 WARN L170 areAnnotationChecker]: L26-1 has no Hoare annotation [2020-07-11 02:26:35,275 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-11 02:26:35,275 WARN L170 areAnnotationChecker]: L57-3 has no Hoare annotation [2020-07-11 02:26:35,275 WARN L170 areAnnotationChecker]: L27 has no Hoare annotation [2020-07-11 02:26:35,275 WARN L170 areAnnotationChecker]: L57-4 has no Hoare annotation [2020-07-11 02:26:35,276 WARN L170 areAnnotationChecker]: L27-1 has no Hoare annotation [2020-07-11 02:26:35,276 WARN L170 areAnnotationChecker]: L57-5 has no Hoare annotation [2020-07-11 02:26:35,276 WARN L170 areAnnotationChecker]: L57-5 has no Hoare annotation [2020-07-11 02:26:35,276 WARN L170 areAnnotationChecker]: L57-5 has no Hoare annotation [2020-07-11 02:26:35,277 WARN L170 areAnnotationChecker]: L28 has no Hoare annotation [2020-07-11 02:26:35,277 WARN L170 areAnnotationChecker]: L57-6 has no Hoare annotation [2020-07-11 02:26:35,277 WARN L170 areAnnotationChecker]: L59 has no Hoare annotation [2020-07-11 02:26:35,277 WARN L170 areAnnotationChecker]: L28-1 has no Hoare annotation [2020-07-11 02:26:35,277 WARN L170 areAnnotationChecker]: L59-1 has no Hoare annotation [2020-07-11 02:26:35,277 WARN L170 areAnnotationChecker]: L59-1 has no Hoare annotation [2020-07-11 02:26:35,278 WARN L170 areAnnotationChecker]: L30 has no Hoare annotation [2020-07-11 02:26:35,278 WARN L170 areAnnotationChecker]: L30-6 has no Hoare annotation [2020-07-11 02:26:35,278 WARN L170 areAnnotationChecker]: L30-6 has no Hoare annotation [2020-07-11 02:26:35,278 WARN L170 areAnnotationChecker]: L30-6 has no Hoare annotation [2020-07-11 02:26:35,279 WARN L170 areAnnotationChecker]: L30-7 has no Hoare annotation [2020-07-11 02:26:35,279 WARN L170 areAnnotationChecker]: L32 has no Hoare annotation [2020-07-11 02:26:35,279 WARN L170 areAnnotationChecker]: L32 has no Hoare annotation [2020-07-11 02:26:35,279 WARN L170 areAnnotationChecker]: L39-5 has no Hoare annotation [2020-07-11 02:26:35,279 WARN L170 areAnnotationChecker]: L39-5 has no Hoare annotation [2020-07-11 02:26:35,279 WARN L170 areAnnotationChecker]: L39-5 has no Hoare annotation [2020-07-11 02:26:35,280 WARN L170 areAnnotationChecker]: L33 has no Hoare annotation [2020-07-11 02:26:35,280 WARN L170 areAnnotationChecker]: L35 has no Hoare annotation [2020-07-11 02:26:35,280 WARN L170 areAnnotationChecker]: L39-6 has no Hoare annotation [2020-07-11 02:26:35,280 WARN L170 areAnnotationChecker]: L41 has no Hoare annotation [2020-07-11 02:26:35,280 WARN L170 areAnnotationChecker]: L41 has no Hoare annotation [2020-07-11 02:26:35,281 WARN L170 areAnnotationChecker]: L30-3 has no Hoare annotation [2020-07-11 02:26:35,281 WARN L170 areAnnotationChecker]: L35-1 has no Hoare annotation [2020-07-11 02:26:35,281 WARN L170 areAnnotationChecker]: L48-5 has no Hoare annotation [2020-07-11 02:26:35,281 WARN L170 areAnnotationChecker]: L48-5 has no Hoare annotation [2020-07-11 02:26:35,281 WARN L170 areAnnotationChecker]: L48-5 has no Hoare annotation [2020-07-11 02:26:35,282 WARN L170 areAnnotationChecker]: L42 has no Hoare annotation [2020-07-11 02:26:35,282 WARN L170 areAnnotationChecker]: L44 has no Hoare annotation [2020-07-11 02:26:35,282 WARN L170 areAnnotationChecker]: L30-4 has no Hoare annotation [2020-07-11 02:26:35,282 WARN L170 areAnnotationChecker]: L35-2 has no Hoare annotation [2020-07-11 02:26:35,282 WARN L170 areAnnotationChecker]: L48-6 has no Hoare annotation [2020-07-11 02:26:35,282 WARN L170 areAnnotationChecker]: L50 has no Hoare annotation [2020-07-11 02:26:35,283 WARN L170 areAnnotationChecker]: L50 has no Hoare annotation [2020-07-11 02:26:35,283 WARN L170 areAnnotationChecker]: L39-2 has no Hoare annotation [2020-07-11 02:26:35,283 WARN L170 areAnnotationChecker]: L44-1 has no Hoare annotation [2020-07-11 02:26:35,283 WARN L170 areAnnotationChecker]: L30-5 has no Hoare annotation [2020-07-11 02:26:35,283 WARN L170 areAnnotationChecker]: L51 has no Hoare annotation [2020-07-11 02:26:35,284 WARN L170 areAnnotationChecker]: L53 has no Hoare annotation [2020-07-11 02:26:35,284 WARN L170 areAnnotationChecker]: L39-3 has no Hoare annotation [2020-07-11 02:26:35,284 WARN L170 areAnnotationChecker]: L44-2 has no Hoare annotation [2020-07-11 02:26:35,284 WARN L170 areAnnotationChecker]: L48-2 has no Hoare annotation [2020-07-11 02:26:35,284 WARN L170 areAnnotationChecker]: L53-1 has no Hoare annotation [2020-07-11 02:26:35,285 WARN L170 areAnnotationChecker]: L39-4 has no Hoare annotation [2020-07-11 02:26:35,285 WARN L170 areAnnotationChecker]: L44-3 has no Hoare annotation [2020-07-11 02:26:35,285 WARN L170 areAnnotationChecker]: L48-3 has no Hoare annotation [2020-07-11 02:26:35,285 WARN L170 areAnnotationChecker]: L53-2 has no Hoare annotation [2020-07-11 02:26:35,286 WARN L170 areAnnotationChecker]: L44-4 has no Hoare annotation [2020-07-11 02:26:35,286 WARN L170 areAnnotationChecker]: L48-4 has no Hoare annotation [2020-07-11 02:26:35,286 WARN L170 areAnnotationChecker]: L53-3 has no Hoare annotation [2020-07-11 02:26:35,286 WARN L170 areAnnotationChecker]: L53-4 has no Hoare annotation [2020-07-11 02:26:35,287 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-11 02:26:35,290 WARN L231 ceAbstractionStarter]: Unable to decide correctness. Please check the following counterexample manually. [2020-07-11 02:26:35,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.07 02:26:35 BoogieIcfgContainer [2020-07-11 02:26:35,291 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-11 02:26:35,295 INFO L168 Benchmark]: Toolchain (without parser) took 2662.96 ms. Allocated memory was 142.6 MB in the beginning and 227.5 MB in the end (delta: 84.9 MB). Free memory was 100.5 MB in the beginning and 96.5 MB in the end (delta: 4.0 MB). Peak memory consumption was 88.9 MB. Max. memory is 7.1 GB. [2020-07-11 02:26:35,296 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 142.6 MB. Free memory was 119.3 MB in the beginning and 119.0 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-07-11 02:26:35,297 INFO L168 Benchmark]: CACSL2BoogieTranslator took 307.02 ms. Allocated memory is still 142.6 MB. Free memory was 100.0 MB in the beginning and 88.9 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. [2020-07-11 02:26:35,298 INFO L168 Benchmark]: Boogie Preprocessor took 165.41 ms. Allocated memory was 142.6 MB in the beginning and 199.2 MB in the end (delta: 56.6 MB). Free memory was 88.7 MB in the beginning and 176.5 MB in the end (delta: -87.7 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. [2020-07-11 02:26:35,299 INFO L168 Benchmark]: RCFGBuilder took 566.77 ms. Allocated memory is still 199.2 MB. Free memory was 176.5 MB in the beginning and 141.9 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 7.1 GB. [2020-07-11 02:26:35,300 INFO L168 Benchmark]: TraceAbstraction took 1617.96 ms. Allocated memory was 199.2 MB in the beginning and 227.5 MB in the end (delta: 28.3 MB). Free memory was 141.2 MB in the beginning and 96.5 MB in the end (delta: 44.7 MB). Peak memory consumption was 73.0 MB. Max. memory is 7.1 GB. [2020-07-11 02:26:35,304 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 142.6 MB. Free memory was 119.3 MB in the beginning and 119.0 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 307.02 ms. Allocated memory is still 142.6 MB. Free memory was 100.0 MB in the beginning and 88.9 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 165.41 ms. Allocated memory was 142.6 MB in the beginning and 199.2 MB in the end (delta: 56.6 MB). Free memory was 88.7 MB in the beginning and 176.5 MB in the end (delta: -87.7 MB). Peak memory consumption was 9.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 566.77 ms. Allocated memory is still 199.2 MB. Free memory was 176.5 MB in the beginning and 141.9 MB in the end (delta: 34.6 MB). Peak memory consumption was 34.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1617.96 ms. Allocated memory was 199.2 MB in the beginning and 227.5 MB in the end (delta: 28.3 MB). Free memory was 141.2 MB in the beginning and 96.5 MB in the end (delta: 44.7 MB). Peak memory consumption was 73.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 13]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: unable to decide satisfiability of path constraint. Possible FailurePath: [L17] int N; [L21] N = __VERIFIER_nondet_int() [L22] COND FALSE !(N <= 0) [L23] CALL assume_abort_if_not(N <= 2147483647/sizeof(int)) [L11] COND FALSE !(!cond) [L23] RET assume_abort_if_not(N <= 2147483647/sizeof(int)) [L25] int i; [L26] long long *a = malloc(sizeof(long long)*N); [L27] long long *b = malloc(sizeof(long long)*N); [L28] long long *c = malloc(sizeof(long long)*N); [L30] i=0 [L30] COND FALSE !(i