/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/ifeqn1f.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-18 06:32:36,188 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-18 06:32:36,193 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-18 06:32:36,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-18 06:32:36,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-18 06:32:36,216 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-18 06:32:36,218 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-18 06:32:36,229 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-18 06:32:36,232 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-18 06:32:36,235 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-18 06:32:36,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-18 06:32:36,240 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-18 06:32:36,241 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-18 06:32:36,243 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-18 06:32:36,245 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-18 06:32:36,247 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-18 06:32:36,248 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-18 06:32:36,249 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-18 06:32:36,251 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-18 06:32:36,257 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-18 06:32:36,263 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-18 06:32:36,268 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-18 06:32:36,269 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-18 06:32:36,270 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-18 06:32:36,272 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-18 06:32:36,272 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-18 06:32:36,273 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-18 06:32:36,276 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-18 06:32:36,276 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-18 06:32:36,277 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-18 06:32:36,277 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-18 06:32:36,279 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-18 06:32:36,280 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-18 06:32:36,281 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-18 06:32:36,282 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-18 06:32:36,282 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-18 06:32:36,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-18 06:32:36,283 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-18 06:32:36,283 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-18 06:32:36,284 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-18 06:32:36,286 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-18 06:32:36,287 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-18 06:32:36,304 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-18 06:32:36,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-18 06:32:36,306 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-18 06:32:36,309 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-18 06:32:36,310 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-18 06:32:36,310 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-18 06:32:36,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-18 06:32:36,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-18 06:32:36,310 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-18 06:32:36,310 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-18 06:32:36,311 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-18 06:32:36,311 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-18 06:32:36,311 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-18 06:32:36,314 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-18 06:32:36,315 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-18 06:32:36,315 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-18 06:32:36,315 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-18 06:32:36,315 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-18 06:32:36,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-18 06:32:36,316 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-18 06:32:36,316 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-18 06:32:36,316 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-18 06:32:36,316 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 [2020-07-18 06:32:36,668 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-18 06:32:36,691 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-18 06:32:36,695 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-18 06:32:36,697 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-18 06:32:36,697 INFO L275 PluginConnector]: CDTParser initialized [2020-07-18 06:32:36,698 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-fpi/ifeqn1f.c [2020-07-18 06:32:36,787 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0b073984/eafbc3f053684859aeb41b059db9d94d/FLAGf4075067b [2020-07-18 06:32:37,290 INFO L306 CDTParser]: Found 1 translation units. [2020-07-18 06:32:37,291 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-fpi/ifeqn1f.c [2020-07-18 06:32:37,299 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0b073984/eafbc3f053684859aeb41b059db9d94d/FLAGf4075067b [2020-07-18 06:32:37,650 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d0b073984/eafbc3f053684859aeb41b059db9d94d [2020-07-18 06:32:37,663 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-18 06:32:37,666 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-18 06:32:37,669 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-18 06:32:37,669 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-18 06:32:37,673 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-18 06:32:37,675 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 06:32:37" (1/1) ... [2020-07-18 06:32:37,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ab124d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:32:37, skipping insertion in model container [2020-07-18 06:32:37,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.07 06:32:37" (1/1) ... [2020-07-18 06:32:37,687 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-18 06:32:37,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-18 06:32:37,913 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 06:32:37,927 INFO L203 MainTranslator]: Completed pre-run [2020-07-18 06:32:37,951 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-18 06:32:37,967 INFO L208 MainTranslator]: Completed translation [2020-07-18 06:32:37,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:32:37 WrapperNode [2020-07-18 06:32:37,967 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-18 06:32:37,968 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-18 06:32:37,968 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-18 06:32:37,968 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-18 06:32:38,073 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:32:37" (1/1) ... [2020-07-18 06:32:38,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:32:37" (1/1) ... [2020-07-18 06:32:38,083 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:32:37" (1/1) ... [2020-07-18 06:32:38,084 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:32:37" (1/1) ... [2020-07-18 06:32:38,111 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:32:37" (1/1) ... [2020-07-18 06:32:38,126 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:32:37" (1/1) ... [2020-07-18 06:32:38,131 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:32:37" (1/1) ... [2020-07-18 06:32:38,134 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-18 06:32:38,134 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-18 06:32:38,134 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-18 06:32:38,135 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-18 06:32:38,136 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:32:37" (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 [2020-07-18 06:32:38,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-18 06:32:38,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-18 06:32:38,192 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-07-18 06:32:38,192 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-07-18 06:32:38,193 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-18 06:32:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-18 06:32:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-07-18 06:32:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-07-18 06:32:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-07-18 06:32:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-18 06:32:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-18 06:32:38,193 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-18 06:32:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-18 06:32:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-18 06:32:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-18 06:32:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-18 06:32:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-18 06:32:38,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-18 06:32:38,672 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-18 06:32:38,672 INFO L295 CfgBuilder]: Removed 3 assume(true) statements. [2020-07-18 06:32:38,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 06:32:38 BoogieIcfgContainer [2020-07-18 06:32:38,677 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-18 06:32:38,683 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-18 06:32:38,683 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-18 06:32:38,687 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-18 06:32:38,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.07 06:32:37" (1/3) ... [2020-07-18 06:32:38,689 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d7f0ced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 06:32:38, skipping insertion in model container [2020-07-18 06:32:38,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.07 06:32:37" (2/3) ... [2020-07-18 06:32:38,690 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d7f0ced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.07 06:32:38, skipping insertion in model container [2020-07-18 06:32:38,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.07 06:32:38" (3/3) ... [2020-07-18 06:32:38,693 INFO L109 eAbstractionObserver]: Analyzing ICFG ifeqn1f.c [2020-07-18 06:32:38,706 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-18 06:32:38,715 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-18 06:32:38,728 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-18 06:32:38,750 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-18 06:32:38,750 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-18 06:32:38,751 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-07-18 06:32:38,751 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-18 06:32:38,752 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-18 06:32:38,752 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-18 06:32:38,752 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-18 06:32:38,752 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-18 06:32:38,768 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states. [2020-07-18 06:32:38,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-07-18 06:32:38,780 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 06:32:38,782 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] [2020-07-18 06:32:38,782 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 06:32:38,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 06:32:38,788 INFO L82 PathProgramCache]: Analyzing trace with hash 1150160147, now seen corresponding path program 1 times [2020-07-18 06:32:38,798 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 06:32:38,798 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1748201553] [2020-07-18 06:32:38,799 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 06:32:38,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 06:32:39,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 06:32:39,125 INFO L280 TraceCheckUtils]: 0: Hoare triple {82#(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; {68#true} is VALID [2020-07-18 06:32:39,126 INFO L280 TraceCheckUtils]: 1: Hoare triple {68#true} #valid := #valid[0 := 0]; {68#true} is VALID [2020-07-18 06:32:39,127 INFO L280 TraceCheckUtils]: 2: Hoare triple {68#true} assume 0 < #StackHeapBarrier; {68#true} is VALID [2020-07-18 06:32:39,129 INFO L280 TraceCheckUtils]: 3: Hoare triple {68#true} ~N~0 := 0; {68#true} is VALID [2020-07-18 06:32:39,129 INFO L280 TraceCheckUtils]: 4: Hoare triple {68#true} assume true; {68#true} is VALID [2020-07-18 06:32:39,130 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {68#true} {68#true} #120#return; {68#true} is VALID [2020-07-18 06:32:39,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-18 06:32:39,162 INFO L280 TraceCheckUtils]: 0: Hoare triple {68#true} ~cond := #in~cond; {68#true} is VALID [2020-07-18 06:32:39,163 INFO L280 TraceCheckUtils]: 1: Hoare triple {68#true} assume !(0 == ~cond); {68#true} is VALID [2020-07-18 06:32:39,163 INFO L280 TraceCheckUtils]: 2: Hoare triple {68#true} assume true; {68#true} is VALID [2020-07-18 06:32:39,165 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {68#true} {76#(<= 1 ~N~0)} #116#return; {76#(<= 1 ~N~0)} is VALID [2020-07-18 06:32:39,168 INFO L263 TraceCheckUtils]: 0: Hoare triple {68#true} call ULTIMATE.init(); {82#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= ~N~0 |old(~N~0)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-18 06:32:39,170 INFO L280 TraceCheckUtils]: 1: Hoare triple {82#(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; {68#true} is VALID [2020-07-18 06:32:39,171 INFO L280 TraceCheckUtils]: 2: Hoare triple {68#true} #valid := #valid[0 := 0]; {68#true} is VALID [2020-07-18 06:32:39,171 INFO L280 TraceCheckUtils]: 3: Hoare triple {68#true} assume 0 < #StackHeapBarrier; {68#true} is VALID [2020-07-18 06:32:39,172 INFO L280 TraceCheckUtils]: 4: Hoare triple {68#true} ~N~0 := 0; {68#true} is VALID [2020-07-18 06:32:39,172 INFO L280 TraceCheckUtils]: 5: Hoare triple {68#true} assume true; {68#true} is VALID [2020-07-18 06:32:39,172 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {68#true} {68#true} #120#return; {68#true} is VALID [2020-07-18 06:32:39,173 INFO L263 TraceCheckUtils]: 7: Hoare triple {68#true} call #t~ret10 := main(); {68#true} is VALID [2020-07-18 06:32:39,173 INFO L280 TraceCheckUtils]: 8: Hoare triple {68#true} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; {68#true} is VALID [2020-07-18 06:32:39,174 INFO L280 TraceCheckUtils]: 9: Hoare triple {68#true} ~N~0 := #t~nondet0; {68#true} is VALID [2020-07-18 06:32:39,174 INFO L280 TraceCheckUtils]: 10: Hoare triple {68#true} havoc #t~nondet0; {68#true} is VALID [2020-07-18 06:32:39,176 INFO L280 TraceCheckUtils]: 11: Hoare triple {68#true} assume !(~N~0 <= 0); {76#(<= 1 ~N~0)} is VALID [2020-07-18 06:32:39,176 INFO L263 TraceCheckUtils]: 12: Hoare triple {76#(<= 1 ~N~0)} call assume_abort_if_not((if ~N~0 <= 536870911 then 1 else 0)); {68#true} is VALID [2020-07-18 06:32:39,177 INFO L280 TraceCheckUtils]: 13: Hoare triple {68#true} ~cond := #in~cond; {68#true} is VALID [2020-07-18 06:32:39,177 INFO L280 TraceCheckUtils]: 14: Hoare triple {68#true} assume !(0 == ~cond); {68#true} is VALID [2020-07-18 06:32:39,178 INFO L280 TraceCheckUtils]: 15: Hoare triple {68#true} assume true; {68#true} is VALID [2020-07-18 06:32:39,179 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {68#true} {76#(<= 1 ~N~0)} #116#return; {76#(<= 1 ~N~0)} is VALID [2020-07-18 06:32:39,181 INFO L280 TraceCheckUtils]: 17: Hoare triple {76#(<= 1 ~N~0)} havoc ~i~0; {76#(<= 1 ~N~0)} is VALID [2020-07-18 06:32:39,182 INFO L280 TraceCheckUtils]: 18: Hoare triple {76#(<= 1 ~N~0)} SUMMARY for call #t~malloc1.base, #t~malloc1.offset := #Ultimate.allocOnHeap(8 * ~N~0); srcloc: L26 {76#(<= 1 ~N~0)} is VALID [2020-07-18 06:32:39,184 INFO L280 TraceCheckUtils]: 19: Hoare triple {76#(<= 1 ~N~0)} ~a~0.base, ~a~0.offset := #t~malloc1.base, #t~malloc1.offset; {76#(<= 1 ~N~0)} is VALID [2020-07-18 06:32:39,185 INFO L280 TraceCheckUtils]: 20: Hoare triple {76#(<= 1 ~N~0)} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8 * ~N~0); srcloc: L27 {76#(<= 1 ~N~0)} is VALID [2020-07-18 06:32:39,186 INFO L280 TraceCheckUtils]: 21: Hoare triple {76#(<= 1 ~N~0)} ~b~0.base, ~b~0.offset := #t~malloc2.base, #t~malloc2.offset; {76#(<= 1 ~N~0)} is VALID [2020-07-18 06:32:39,188 INFO L280 TraceCheckUtils]: 22: Hoare triple {76#(<= 1 ~N~0)} ~i~0 := 0; {81#(and (= 0 main_~i~0) (<= 1 ~N~0))} is VALID [2020-07-18 06:32:39,190 INFO L280 TraceCheckUtils]: 23: Hoare triple {81#(and (= 0 main_~i~0) (<= 1 ~N~0))} assume !(~i~0 < ~N~0); {69#false} is VALID [2020-07-18 06:32:39,191 INFO L280 TraceCheckUtils]: 24: Hoare triple {69#false} ~i~0 := 0; {69#false} is VALID [2020-07-18 06:32:39,191 INFO L280 TraceCheckUtils]: 25: Hoare triple {69#false} assume !(~i~0 < ~N~0); {69#false} is VALID [2020-07-18 06:32:39,192 INFO L280 TraceCheckUtils]: 26: Hoare triple {69#false} ~i~0 := 0; {69#false} is VALID [2020-07-18 06:32:39,192 INFO L280 TraceCheckUtils]: 27: Hoare triple {69#false} assume !!(~i~0 < ~N~0); {69#false} is VALID [2020-07-18 06:32:39,192 INFO L280 TraceCheckUtils]: 28: Hoare triple {69#false} SUMMARY for call #t~mem9 := read~int(~b~0.base, ~b~0.offset + 8 * ~i~0, 8); srcloc: L49 {69#false} is VALID [2020-07-18 06:32:39,193 INFO L263 TraceCheckUtils]: 29: Hoare triple {69#false} call __VERIFIER_assert((if #t~mem9 == 1 + (~i~0 * ~i~0 + ~i~0) then 1 else 0)); {69#false} is VALID [2020-07-18 06:32:39,193 INFO L280 TraceCheckUtils]: 30: Hoare triple {69#false} ~cond := #in~cond; {69#false} is VALID [2020-07-18 06:32:39,194 INFO L280 TraceCheckUtils]: 31: Hoare triple {69#false} assume 0 == ~cond; {69#false} is VALID [2020-07-18 06:32:39,194 INFO L280 TraceCheckUtils]: 32: Hoare triple {69#false} assume !false; {69#false} is VALID [2020-07-18 06:32:39,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-18 06:32:39,201 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1748201553] [2020-07-18 06:32:39,203 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-18 06:32:39,204 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-18 06:32:39,205 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191435753] [2020-07-18 06:32:39,213 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-07-18 06:32:39,216 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-18 06:32:39,220 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states. [2020-07-18 06:32:39,288 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 33 edges. 33 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 06:32:39,288 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-18 06:32:39,289 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-18 06:32:39,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-18 06:32:39,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-07-18 06:32:39,304 INFO L87 Difference]: Start difference. First operand 65 states. Second operand 5 states. [2020-07-18 06:32:40,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 06:32:40,192 INFO L93 Difference]: Finished difference Result 131 states and 159 transitions. [2020-07-18 06:32:40,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-18 06:32:40,193 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-07-18 06:32:40,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-18 06:32:40,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-18 06:32:40,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 159 transitions. [2020-07-18 06:32:40,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2020-07-18 06:32:40,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 159 transitions. [2020-07-18 06:32:40,219 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 159 transitions. [2020-07-18 06:32:40,449 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 159 edges. 159 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 06:32:40,469 INFO L225 Difference]: With dead ends: 131 [2020-07-18 06:32:40,469 INFO L226 Difference]: Without dead ends: 72 [2020-07-18 06:32:40,474 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-07-18 06:32:40,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2020-07-18 06:32:40,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 62. [2020-07-18 06:32:40,640 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-18 06:32:40,641 INFO L82 GeneralOperation]: Start isEquivalent. First operand 72 states. Second operand 62 states. [2020-07-18 06:32:40,642 INFO L74 IsIncluded]: Start isIncluded. First operand 72 states. Second operand 62 states. [2020-07-18 06:32:40,642 INFO L87 Difference]: Start difference. First operand 72 states. Second operand 62 states. [2020-07-18 06:32:40,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 06:32:40,652 INFO L93 Difference]: Finished difference Result 72 states and 77 transitions. [2020-07-18 06:32:40,653 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 77 transitions. [2020-07-18 06:32:40,654 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 06:32:40,654 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 06:32:40,655 INFO L74 IsIncluded]: Start isIncluded. First operand 62 states. Second operand 72 states. [2020-07-18 06:32:40,655 INFO L87 Difference]: Start difference. First operand 62 states. Second operand 72 states. [2020-07-18 06:32:40,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-18 06:32:40,663 INFO L93 Difference]: Finished difference Result 72 states and 77 transitions. [2020-07-18 06:32:40,663 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 77 transitions. [2020-07-18 06:32:40,664 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-18 06:32:40,665 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-18 06:32:40,665 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-18 06:32:40,665 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-18 06:32:40,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2020-07-18 06:32:40,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 66 transitions. [2020-07-18 06:32:40,672 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 66 transitions. Word has length 33 [2020-07-18 06:32:40,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-18 06:32:40,673 INFO L479 AbstractCegarLoop]: Abstraction has 62 states and 66 transitions. [2020-07-18 06:32:40,673 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-18 06:32:40,674 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 62 states and 66 transitions. [2020-07-18 06:32:40,788 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 66 edges. 66 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-18 06:32:40,789 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 66 transitions. [2020-07-18 06:32:40,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-07-18 06:32:40,791 INFO L414 BasicCegarLoop]: Found error trace [2020-07-18 06:32:40,791 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] [2020-07-18 06:32:40,791 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-18 06:32:40,791 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-18 06:32:40,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-18 06:32:40,792 INFO L82 PathProgramCache]: Analyzing trace with hash -1596799413, now seen corresponding path program 1 times [2020-07-18 06:32:40,792 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-18 06:32:40,793 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1882191848] [2020-07-18 06:32:40,793 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-18 06:32:40,821 ERROR L271 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-07-18 06:32:40,821 WARN L168 FreeRefinementEngine]: Strategy FIXED_PREFERENCES was unsuccessful and could not determine trace feasibility [2020-07-18 06:32:40,822 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-18 06:32:40,827 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-18 06:32:40,845 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-18 06:32:40,846 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-18 06:32:40,846 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-18 06:32:40,846 WARN L170 areAnnotationChecker]: assume_abort_if_notENTRY has no Hoare annotation [2020-07-18 06:32:40,846 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-18 06:32:40,846 WARN L170 areAnnotationChecker]: __VERIFIER_assertENTRY has no Hoare annotation [2020-07-18 06:32:40,846 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-18 06:32:40,846 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-18 06:32:40,847 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-18 06:32:40,847 WARN L170 areAnnotationChecker]: L11 has no Hoare annotation [2020-07-18 06:32:40,847 WARN L170 areAnnotationChecker]: L11 has no Hoare annotation [2020-07-18 06:32:40,847 WARN L170 areAnnotationChecker]: L21 has no Hoare annotation [2020-07-18 06:32:40,847 WARN L170 areAnnotationChecker]: L13 has no Hoare annotation [2020-07-18 06:32:40,847 WARN L170 areAnnotationChecker]: L13 has no Hoare annotation [2020-07-18 06:32:40,847 WARN L170 areAnnotationChecker]: L-1-1 has no Hoare annotation [2020-07-18 06:32:40,848 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-18 06:32:40,848 WARN L170 areAnnotationChecker]: L11-1 has no Hoare annotation [2020-07-18 06:32:40,848 WARN L170 areAnnotationChecker]: L11-3 has no Hoare annotation [2020-07-18 06:32:40,848 WARN L170 areAnnotationChecker]: L21-1 has no Hoare annotation [2020-07-18 06:32:40,848 WARN L170 areAnnotationChecker]: L13-1 has no Hoare annotation [2020-07-18 06:32:40,848 WARN L170 areAnnotationChecker]: L13-1 has no Hoare annotation [2020-07-18 06:32:40,849 WARN L170 areAnnotationChecker]: L13-3 has no Hoare annotation [2020-07-18 06:32:40,849 WARN L170 areAnnotationChecker]: L17 has no Hoare annotation [2020-07-18 06:32:40,849 WARN L170 areAnnotationChecker]: assume_abort_if_notEXIT has no Hoare annotation [2020-07-18 06:32:40,849 WARN L170 areAnnotationChecker]: L22 has no Hoare annotation [2020-07-18 06:32:40,849 WARN L170 areAnnotationChecker]: L22 has no Hoare annotation [2020-07-18 06:32:40,849 WARN L170 areAnnotationChecker]: __VERIFIER_assertEXIT has no Hoare annotation [2020-07-18 06:32:40,849 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-18 06:32:40,849 WARN L170 areAnnotationChecker]: L23-1 has no Hoare annotation [2020-07-18 06:32:40,850 WARN L170 areAnnotationChecker]: L22-1 has no Hoare annotation [2020-07-18 06:32:40,850 WARN L170 areAnnotationChecker]: L23 has no Hoare annotation [2020-07-18 06:32:40,850 WARN L170 areAnnotationChecker]: L23 has no Hoare annotation [2020-07-18 06:32:40,850 WARN L170 areAnnotationChecker]: L49-2 has no Hoare annotation [2020-07-18 06:32:40,850 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-18 06:32:40,850 WARN L170 areAnnotationChecker]: L26 has no Hoare annotation [2020-07-18 06:32:40,851 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-18 06:32:40,851 WARN L170 areAnnotationChecker]: L47-2 has no Hoare annotation [2020-07-18 06:32:40,851 WARN L170 areAnnotationChecker]: L26-1 has no Hoare annotation [2020-07-18 06:32:40,851 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-18 06:32:40,851 WARN L170 areAnnotationChecker]: L47-3 has no Hoare annotation [2020-07-18 06:32:40,851 WARN L170 areAnnotationChecker]: L27 has no Hoare annotation [2020-07-18 06:32:40,851 WARN L170 areAnnotationChecker]: L47-4 has no Hoare annotation [2020-07-18 06:32:40,851 WARN L170 areAnnotationChecker]: L27-1 has no Hoare annotation [2020-07-18 06:32:40,852 WARN L170 areAnnotationChecker]: L47-5 has no Hoare annotation [2020-07-18 06:32:40,852 WARN L170 areAnnotationChecker]: L47-5 has no Hoare annotation [2020-07-18 06:32:40,852 WARN L170 areAnnotationChecker]: L47-5 has no Hoare annotation [2020-07-18 06:32:40,852 WARN L170 areAnnotationChecker]: L29 has no Hoare annotation [2020-07-18 06:32:40,852 WARN L170 areAnnotationChecker]: L47-6 has no Hoare annotation [2020-07-18 06:32:40,852 WARN L170 areAnnotationChecker]: L49 has no Hoare annotation [2020-07-18 06:32:40,852 WARN L170 areAnnotationChecker]: L29-6 has no Hoare annotation [2020-07-18 06:32:40,853 WARN L170 areAnnotationChecker]: L29-6 has no Hoare annotation [2020-07-18 06:32:40,853 WARN L170 areAnnotationChecker]: L29-6 has no Hoare annotation [2020-07-18 06:32:40,853 WARN L170 areAnnotationChecker]: L49-1 has no Hoare annotation [2020-07-18 06:32:40,853 WARN L170 areAnnotationChecker]: L49-1 has no Hoare annotation [2020-07-18 06:32:40,853 WARN L170 areAnnotationChecker]: L29-7 has no Hoare annotation [2020-07-18 06:32:40,853 WARN L170 areAnnotationChecker]: L31 has no Hoare annotation [2020-07-18 06:32:40,853 WARN L170 areAnnotationChecker]: L31 has no Hoare annotation [2020-07-18 06:32:40,854 WARN L170 areAnnotationChecker]: L38-5 has no Hoare annotation [2020-07-18 06:32:40,854 WARN L170 areAnnotationChecker]: L38-5 has no Hoare annotation [2020-07-18 06:32:40,854 WARN L170 areAnnotationChecker]: L38-5 has no Hoare annotation [2020-07-18 06:32:40,854 WARN L170 areAnnotationChecker]: L32 has no Hoare annotation [2020-07-18 06:32:40,854 WARN L170 areAnnotationChecker]: L34 has no Hoare annotation [2020-07-18 06:32:40,854 WARN L170 areAnnotationChecker]: L38-6 has no Hoare annotation [2020-07-18 06:32:40,855 WARN L170 areAnnotationChecker]: L40 has no Hoare annotation [2020-07-18 06:32:40,855 WARN L170 areAnnotationChecker]: L40 has no Hoare annotation [2020-07-18 06:32:40,855 WARN L170 areAnnotationChecker]: L29-3 has no Hoare annotation [2020-07-18 06:32:40,855 WARN L170 areAnnotationChecker]: L34-1 has no Hoare annotation [2020-07-18 06:32:40,855 WARN L170 areAnnotationChecker]: L41 has no Hoare annotation [2020-07-18 06:32:40,855 WARN L170 areAnnotationChecker]: L43 has no Hoare annotation [2020-07-18 06:32:40,855 WARN L170 areAnnotationChecker]: L29-4 has no Hoare annotation [2020-07-18 06:32:40,856 WARN L170 areAnnotationChecker]: L34-2 has no Hoare annotation [2020-07-18 06:32:40,856 WARN L170 areAnnotationChecker]: L38-2 has no Hoare annotation [2020-07-18 06:32:40,856 WARN L170 areAnnotationChecker]: L43-1 has no Hoare annotation [2020-07-18 06:32:40,856 WARN L170 areAnnotationChecker]: L29-5 has no Hoare annotation [2020-07-18 06:32:40,856 WARN L170 areAnnotationChecker]: L38-3 has no Hoare annotation [2020-07-18 06:32:40,856 WARN L170 areAnnotationChecker]: L43-2 has no Hoare annotation [2020-07-18 06:32:40,856 WARN L170 areAnnotationChecker]: L38-4 has no Hoare annotation [2020-07-18 06:32:40,857 WARN L170 areAnnotationChecker]: L43-3 has no Hoare annotation [2020-07-18 06:32:40,857 WARN L170 areAnnotationChecker]: L43-4 has no Hoare annotation [2020-07-18 06:32:40,857 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. [2020-07-18 06:32:40,860 WARN L231 ceAbstractionStarter]: Unable to decide correctness. Please check the following counterexample manually. [2020-07-18 06:32:40,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.07 06:32:40 BoogieIcfgContainer [2020-07-18 06:32:40,861 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-18 06:32:40,864 INFO L168 Benchmark]: Toolchain (without parser) took 3199.15 ms. Allocated memory was 143.7 MB in the beginning and 250.6 MB in the end (delta: 107.0 MB). Free memory was 101.8 MB in the beginning and 206.2 MB in the end (delta: -104.4 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2020-07-18 06:32:40,866 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 143.7 MB. Free memory was 120.1 MB in the beginning and 119.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-07-18 06:32:40,867 INFO L168 Benchmark]: CACSL2BoogieTranslator took 299.21 ms. Allocated memory is still 143.7 MB. Free memory was 101.3 MB in the beginning and 90.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. [2020-07-18 06:32:40,868 INFO L168 Benchmark]: Boogie Preprocessor took 165.94 ms. Allocated memory was 143.7 MB in the beginning and 201.3 MB in the end (delta: 57.7 MB). Free memory was 90.4 MB in the beginning and 178.7 MB in the end (delta: -88.3 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2020-07-18 06:32:40,869 INFO L168 Benchmark]: RCFGBuilder took 543.34 ms. Allocated memory is still 201.3 MB. Free memory was 178.7 MB in the beginning and 149.4 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 7.1 GB. [2020-07-18 06:32:40,870 INFO L168 Benchmark]: TraceAbstraction took 2178.04 ms. Allocated memory was 201.3 MB in the beginning and 250.6 MB in the end (delta: 49.3 MB). Free memory was 148.7 MB in the beginning and 206.2 MB in the end (delta: -57.5 MB). There was no memory consumed. Max. memory is 7.1 GB. [2020-07-18 06:32:40,874 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 0.28 ms. Allocated memory is still 143.7 MB. Free memory was 120.1 MB in the beginning and 119.9 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 299.21 ms. Allocated memory is still 143.7 MB. Free memory was 101.3 MB in the beginning and 90.4 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 165.94 ms. Allocated memory was 143.7 MB in the beginning and 201.3 MB in the end (delta: 57.7 MB). Free memory was 90.4 MB in the beginning and 178.7 MB in the end (delta: -88.3 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 543.34 ms. Allocated memory is still 201.3 MB. Free memory was 178.7 MB in the beginning and 149.4 MB in the end (delta: 29.3 MB). Peak memory consumption was 29.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2178.04 ms. Allocated memory was 201.3 MB in the beginning and 250.6 MB in the end (delta: 49.3 MB). Free memory was 148.7 MB in the beginning and 206.2 MB in the end (delta: -57.5 MB). There was no memory consumed. 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); [L29] i=0 [L29] COND TRUE i