/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 -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/array-fpi/ncompf.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-46f3038-m [2020-07-08 17:36:26,702 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-08 17:36:26,706 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-08 17:36:26,720 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-08 17:36:26,720 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-08 17:36:26,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-08 17:36:26,722 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-08 17:36:26,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-08 17:36:26,726 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-08 17:36:26,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-08 17:36:26,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-08 17:36:26,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-08 17:36:26,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-08 17:36:26,730 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-08 17:36:26,731 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-08 17:36:26,732 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-08 17:36:26,733 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-08 17:36:26,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-08 17:36:26,736 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-08 17:36:26,738 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-08 17:36:26,740 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-08 17:36:26,741 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-08 17:36:26,742 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-08 17:36:26,743 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-08 17:36:26,746 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-08 17:36:26,755 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-08 17:36:26,756 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-08 17:36:26,756 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-08 17:36:26,757 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-08 17:36:26,767 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-08 17:36:26,767 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-08 17:36:26,768 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-08 17:36:26,769 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-08 17:36:26,769 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-08 17:36:26,769 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-08 17:36:26,769 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-08 17:36:26,769 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-08 17:36:26,770 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-08 17:36:26,770 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-08 17:36:26,770 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-08 17:36:26,770 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-08 17:36:26,770 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-08 17:36:26,771 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-08 17:36:26,771 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-08 17:36:26,771 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-08 17:36:26,771 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-08 17:36:26,771 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-08 17:36:26,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 17:36:26,772 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-08 17:36:26,772 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-08 17:36:26,772 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-08 17:36:26,772 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-08 17:36:27,049 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-08 17:36:27,067 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-08 17:36:27,071 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-08 17:36:27,073 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-08 17:36:27,073 INFO L275 PluginConnector]: CDTParser initialized [2020-07-08 17:36:27,074 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-fpi/ncompf.c [2020-07-08 17:36:27,156 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/293280515/9e0a36ce59b5407e88c731e966b8d5f4/FLAG108b9bd6c [2020-07-08 17:36:27,745 INFO L306 CDTParser]: Found 1 translation units. [2020-07-08 17:36:27,746 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-fpi/ncompf.c [2020-07-08 17:36:27,756 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/293280515/9e0a36ce59b5407e88c731e966b8d5f4/FLAG108b9bd6c [2020-07-08 17:36:28,043 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/293280515/9e0a36ce59b5407e88c731e966b8d5f4 [2020-07-08 17:36:28,055 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-08 17:36:28,057 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-08 17:36:28,059 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-08 17:36:28,059 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-08 17:36:28,063 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-08 17:36:28,065 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 05:36:28" (1/1) ... [2020-07-08 17:36:28,068 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7be77a37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 05:36:28, skipping insertion in model container [2020-07-08 17:36:28,069 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 05:36:28" (1/1) ... [2020-07-08 17:36:28,078 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-08 17:36:28,107 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-08 17:36:28,358 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 17:36:28,375 INFO L203 MainTranslator]: Completed pre-run [2020-07-08 17:36:28,419 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 17:36:28,438 INFO L208 MainTranslator]: Completed translation [2020-07-08 17:36:28,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 05:36:28 WrapperNode [2020-07-08 17:36:28,438 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-08 17:36:28,439 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-08 17:36:28,439 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-08 17:36:28,439 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-08 17:36:28,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 05:36:28" (1/1) ... [2020-07-08 17:36:28,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 05:36:28" (1/1) ... [2020-07-08 17:36:28,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 05:36:28" (1/1) ... [2020-07-08 17:36:28,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 05:36:28" (1/1) ... [2020-07-08 17:36:28,580 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 05:36:28" (1/1) ... [2020-07-08 17:36:28,588 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 05:36:28" (1/1) ... [2020-07-08 17:36:28,590 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 05:36:28" (1/1) ... [2020-07-08 17:36:28,593 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-08 17:36:28,594 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-08 17:36:28,594 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-08 17:36:28,594 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-08 17:36:28,595 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 05:36:28" (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 [2020-07-08 17:36:28,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-08 17:36:28,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-08 17:36:28,669 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-07-08 17:36:28,669 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-07-08 17:36:28,669 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-08 17:36:28,669 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-08 17:36:28,670 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-07-08 17:36:28,670 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-07-08 17:36:28,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-07-08 17:36:28,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-08 17:36:28,670 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-08 17:36:28,671 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-08 17:36:28,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-08 17:36:28,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-08 17:36:28,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-08 17:36:28,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-08 17:36:28,672 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-08 17:36:28,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-08 17:36:29,273 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-08 17:36:29,273 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-07-08 17:36:29,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 05:36:29 BoogieIcfgContainer [2020-07-08 17:36:29,279 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-08 17:36:29,281 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-08 17:36:29,281 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-08 17:36:29,285 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-08 17:36:29,286 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.07 05:36:28" (1/3) ... [2020-07-08 17:36:29,287 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55dca44b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 05:36:29, skipping insertion in model container [2020-07-08 17:36:29,288 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 05:36:28" (2/3) ... [2020-07-08 17:36:29,289 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55dca44b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 05:36:29, skipping insertion in model container [2020-07-08 17:36:29,289 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 05:36:29" (3/3) ... [2020-07-08 17:36:29,291 INFO L109 eAbstractionObserver]: Analyzing ICFG ncompf.c [2020-07-08 17:36:29,304 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-08 17:36:29,314 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-08 17:36:29,330 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-08 17:36:29,359 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-08 17:36:29,359 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-08 17:36:29,359 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-08 17:36:29,360 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-08 17:36:29,360 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-08 17:36:29,360 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-08 17:36:29,361 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-08 17:36:29,361 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-08 17:36:29,382 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states. [2020-07-08 17:36:29,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-07-08 17:36:29,397 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 17:36:29,399 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] [2020-07-08 17:36:29,400 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 17:36:29,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 17:36:29,408 INFO L82 PathProgramCache]: Analyzing trace with hash 1653700080, now seen corresponding path program 1 times [2020-07-08 17:36:29,420 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 17:36:29,421 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2049479162] [2020-07-08 17:36:29,422 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 17:36:29,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 17:36:29,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 17:36:29,717 INFO L280 TraceCheckUtils]: 0: Hoare triple {91#(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; {79#true} is VALID [2020-07-08 17:36:29,717 INFO L280 TraceCheckUtils]: 1: Hoare triple {79#true} #valid := #valid[0 := 0]; {79#true} is VALID [2020-07-08 17:36:29,718 INFO L280 TraceCheckUtils]: 2: Hoare triple {79#true} assume 0 < #StackHeapBarrier; {79#true} is VALID [2020-07-08 17:36:29,719 INFO L280 TraceCheckUtils]: 3: Hoare triple {79#true} ~N~0 := 0; {79#true} is VALID [2020-07-08 17:36:29,720 INFO L280 TraceCheckUtils]: 4: Hoare triple {79#true} assume true; {79#true} is VALID [2020-07-08 17:36:29,720 INFO L275 TraceCheckUtils]: 5: Hoare quadruple {79#true} {79#true} #134#return; {79#true} is VALID [2020-07-08 17:36:29,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 17:36:29,732 INFO L280 TraceCheckUtils]: 0: Hoare triple {79#true} ~cond := #in~cond; {79#true} is VALID [2020-07-08 17:36:29,733 INFO L280 TraceCheckUtils]: 1: Hoare triple {79#true} assume !(0 == ~cond); {79#true} is VALID [2020-07-08 17:36:29,733 INFO L280 TraceCheckUtils]: 2: Hoare triple {79#true} assume true; {79#true} is VALID [2020-07-08 17:36:29,734 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {79#true} {79#true} #130#return; {79#true} is VALID [2020-07-08 17:36:29,736 INFO L263 TraceCheckUtils]: 0: Hoare triple {79#true} call ULTIMATE.init(); {91#(and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= ~N~0 |old(~N~0)|) (= |#NULL.offset| |old(#NULL.offset)|))} is VALID [2020-07-08 17:36:29,737 INFO L280 TraceCheckUtils]: 1: Hoare triple {91#(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; {79#true} is VALID [2020-07-08 17:36:29,737 INFO L280 TraceCheckUtils]: 2: Hoare triple {79#true} #valid := #valid[0 := 0]; {79#true} is VALID [2020-07-08 17:36:29,738 INFO L280 TraceCheckUtils]: 3: Hoare triple {79#true} assume 0 < #StackHeapBarrier; {79#true} is VALID [2020-07-08 17:36:29,738 INFO L280 TraceCheckUtils]: 4: Hoare triple {79#true} ~N~0 := 0; {79#true} is VALID [2020-07-08 17:36:29,738 INFO L280 TraceCheckUtils]: 5: Hoare triple {79#true} assume true; {79#true} is VALID [2020-07-08 17:36:29,739 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {79#true} {79#true} #134#return; {79#true} is VALID [2020-07-08 17:36:29,739 INFO L263 TraceCheckUtils]: 7: Hoare triple {79#true} call #t~ret14 := main(); {79#true} is VALID [2020-07-08 17:36:29,740 INFO L280 TraceCheckUtils]: 8: Hoare triple {79#true} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647; {79#true} is VALID [2020-07-08 17:36:29,740 INFO L280 TraceCheckUtils]: 9: Hoare triple {79#true} ~N~0 := #t~nondet0; {79#true} is VALID [2020-07-08 17:36:29,741 INFO L280 TraceCheckUtils]: 10: Hoare triple {79#true} havoc #t~nondet0; {79#true} is VALID [2020-07-08 17:36:29,741 INFO L280 TraceCheckUtils]: 11: Hoare triple {79#true} assume !(~N~0 <= 0); {79#true} is VALID [2020-07-08 17:36:29,742 INFO L263 TraceCheckUtils]: 12: Hoare triple {79#true} call assume_abort_if_not((if ~N~0 <= 536870911 then 1 else 0)); {79#true} is VALID [2020-07-08 17:36:29,742 INFO L280 TraceCheckUtils]: 13: Hoare triple {79#true} ~cond := #in~cond; {79#true} is VALID [2020-07-08 17:36:29,742 INFO L280 TraceCheckUtils]: 14: Hoare triple {79#true} assume !(0 == ~cond); {79#true} is VALID [2020-07-08 17:36:29,743 INFO L280 TraceCheckUtils]: 15: Hoare triple {79#true} assume true; {79#true} is VALID [2020-07-08 17:36:29,743 INFO L275 TraceCheckUtils]: 16: Hoare quadruple {79#true} {79#true} #130#return; {79#true} is VALID [2020-07-08 17:36:29,744 INFO L280 TraceCheckUtils]: 17: Hoare triple {79#true} havoc ~i~0; {79#true} is VALID [2020-07-08 17:36:29,744 INFO L280 TraceCheckUtils]: 18: Hoare triple {79#true} SUMMARY for call #t~malloc1.base, #t~malloc1.offset := #Ultimate.allocOnHeap(8 * ~N~0); srcloc: L26 {79#true} is VALID [2020-07-08 17:36:29,745 INFO L280 TraceCheckUtils]: 19: Hoare triple {79#true} ~a~0.base, ~a~0.offset := #t~malloc1.base, #t~malloc1.offset; {79#true} is VALID [2020-07-08 17:36:29,745 INFO L280 TraceCheckUtils]: 20: Hoare triple {79#true} SUMMARY for call #t~malloc2.base, #t~malloc2.offset := #Ultimate.allocOnHeap(8 * ~N~0); srcloc: L27 {79#true} is VALID [2020-07-08 17:36:29,745 INFO L280 TraceCheckUtils]: 21: Hoare triple {79#true} ~b~0.base, ~b~0.offset := #t~malloc2.base, #t~malloc2.offset; {79#true} is VALID [2020-07-08 17:36:29,746 INFO L280 TraceCheckUtils]: 22: Hoare triple {79#true} SUMMARY for call #t~malloc3.base, #t~malloc3.offset := #Ultimate.allocOnHeap(8 * ~N~0); srcloc: L28 {79#true} is VALID [2020-07-08 17:36:29,746 INFO L280 TraceCheckUtils]: 23: Hoare triple {79#true} ~c~0.base, ~c~0.offset := #t~malloc3.base, #t~malloc3.offset; {79#true} is VALID [2020-07-08 17:36:29,747 INFO L280 TraceCheckUtils]: 24: Hoare triple {79#true} SUMMARY for call write~int(6, ~a~0.base, ~a~0.offset, 8); srcloc: L30 {79#true} is VALID [2020-07-08 17:36:29,747 INFO L280 TraceCheckUtils]: 25: Hoare triple {79#true} SUMMARY for call write~int(1, ~b~0.base, ~b~0.offset, 8); srcloc: L30-1 {79#true} is VALID [2020-07-08 17:36:29,748 INFO L280 TraceCheckUtils]: 26: Hoare triple {79#true} SUMMARY for call write~int(0, ~c~0.base, ~c~0.offset, 8); srcloc: L31 {79#true} is VALID [2020-07-08 17:36:29,748 INFO L280 TraceCheckUtils]: 27: Hoare triple {79#true} ~i~0 := 1; {79#true} is VALID [2020-07-08 17:36:29,749 INFO L280 TraceCheckUtils]: 28: Hoare triple {79#true} assume !(~i~0 < ~N~0); {79#true} is VALID [2020-07-08 17:36:29,749 INFO L280 TraceCheckUtils]: 29: Hoare triple {79#true} ~i~0 := 1; {79#true} is VALID [2020-07-08 17:36:29,750 INFO L280 TraceCheckUtils]: 30: Hoare triple {79#true} assume !true; {80#false} is VALID [2020-07-08 17:36:29,751 INFO L280 TraceCheckUtils]: 31: Hoare triple {80#false} ~i~0 := 1; {80#false} is VALID [2020-07-08 17:36:29,751 INFO L280 TraceCheckUtils]: 32: Hoare triple {80#false} assume !true; {80#false} is VALID [2020-07-08 17:36:29,752 INFO L280 TraceCheckUtils]: 33: Hoare triple {80#false} ~i~0 := 0; {80#false} is VALID [2020-07-08 17:36:29,752 INFO L280 TraceCheckUtils]: 34: Hoare triple {80#false} assume !!(~i~0 < ~N~0); {80#false} is VALID [2020-07-08 17:36:29,753 INFO L280 TraceCheckUtils]: 35: Hoare triple {80#false} SUMMARY for call #t~mem13 := read~int(~c~0.base, ~c~0.offset + 8 * ~i~0, 8); srcloc: L50 {80#false} is VALID [2020-07-08 17:36:29,753 INFO L263 TraceCheckUtils]: 36: Hoare triple {80#false} call __VERIFIER_assert((if #t~mem13 == ~N~0 + ~i~0 * ~i~0 * ~i~0 then 1 else 0)); {80#false} is VALID [2020-07-08 17:36:29,753 INFO L280 TraceCheckUtils]: 37: Hoare triple {80#false} ~cond := #in~cond; {80#false} is VALID [2020-07-08 17:36:29,754 INFO L280 TraceCheckUtils]: 38: Hoare triple {80#false} assume 0 == ~cond; {80#false} is VALID [2020-07-08 17:36:29,754 INFO L280 TraceCheckUtils]: 39: Hoare triple {80#false} assume !false; {80#false} is VALID [2020-07-08 17:36:29,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 17:36:29,762 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-08 17:36:29,764 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2049479162] [2020-07-08 17:36:29,767 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 17:36:29,767 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-08 17:36:29,767 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112123927] [2020-07-08 17:36:29,775 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2020-07-08 17:36:29,779 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 17:36:29,783 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-08 17:36:29,860 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 40 edges. 40 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 17:36:29,860 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-08 17:36:29,861 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-08 17:36:29,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-08 17:36:29,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-08 17:36:29,875 INFO L87 Difference]: Start difference. First operand 76 states. Second operand 3 states. [2020-07-08 17:36:30,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 17:36:30,370 INFO L93 Difference]: Finished difference Result 135 states and 154 transitions. [2020-07-08 17:36:30,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-08 17:36:30,371 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2020-07-08 17:36:30,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 17:36:30,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 17:36:30,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 154 transitions. [2020-07-08 17:36:30,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 17:36:30,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 154 transitions. [2020-07-08 17:36:30,391 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 154 transitions. [2020-07-08 17:36:30,606 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 154 edges. 154 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 17:36:30,623 INFO L225 Difference]: With dead ends: 135 [2020-07-08 17:36:30,624 INFO L226 Difference]: Without dead ends: 69 [2020-07-08 17:36:30,629 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 [2020-07-08 17:36:30,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2020-07-08 17:36:30,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2020-07-08 17:36:30,748 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 17:36:30,749 INFO L82 GeneralOperation]: Start isEquivalent. First operand 69 states. Second operand 69 states. [2020-07-08 17:36:30,750 INFO L74 IsIncluded]: Start isIncluded. First operand 69 states. Second operand 69 states. [2020-07-08 17:36:30,750 INFO L87 Difference]: Start difference. First operand 69 states. Second operand 69 states. [2020-07-08 17:36:30,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 17:36:30,757 INFO L93 Difference]: Finished difference Result 69 states and 72 transitions. [2020-07-08 17:36:30,757 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 72 transitions. [2020-07-08 17:36:30,758 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 17:36:30,758 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 17:36:30,759 INFO L74 IsIncluded]: Start isIncluded. First operand 69 states. Second operand 69 states. [2020-07-08 17:36:30,759 INFO L87 Difference]: Start difference. First operand 69 states. Second operand 69 states. [2020-07-08 17:36:30,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 17:36:30,766 INFO L93 Difference]: Finished difference Result 69 states and 72 transitions. [2020-07-08 17:36:30,766 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 72 transitions. [2020-07-08 17:36:30,767 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 17:36:30,767 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 17:36:30,768 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 17:36:30,768 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 17:36:30,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2020-07-08 17:36:30,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 72 transitions. [2020-07-08 17:36:30,775 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 72 transitions. Word has length 40 [2020-07-08 17:36:30,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 17:36:30,775 INFO L479 AbstractCegarLoop]: Abstraction has 69 states and 72 transitions. [2020-07-08 17:36:30,775 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-08 17:36:30,776 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 69 states and 72 transitions. [2020-07-08 17:36:30,888 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 72 edges. 72 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 17:36:30,889 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 72 transitions. [2020-07-08 17:36:30,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-07-08 17:36:30,891 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 17:36:30,891 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] [2020-07-08 17:36:30,892 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-08 17:36:30,892 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 17:36:30,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 17:36:30,893 INFO L82 PathProgramCache]: Analyzing trace with hash -1268289526, now seen corresponding path program 1 times [2020-07-08 17:36:30,893 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-08 17:36:30,894 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1562048044] [2020-07-08 17:36:30,894 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 17:36:30,925 INFO L185 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-08 17:36:30,926 INFO L174 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-07-08 17:36:30,926 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-08 17:36:30,932 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-08 17:36:30,951 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-08 17:36:30,952 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 17:36:30,952 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 17:36:30,952 WARN L170 areAnnotationChecker]: assume_abort_if_notENTRY has no Hoare annotation [2020-07-08 17:36:30,952 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-08 17:36:30,952 WARN L170 areAnnotationChecker]: __VERIFIER_assertENTRY has no Hoare annotation [2020-07-08 17:36:30,952 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 17:36:30,953 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 17:36:30,953 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 17:36:30,953 WARN L170 areAnnotationChecker]: L11 has no Hoare annotation [2020-07-08 17:36:30,953 WARN L170 areAnnotationChecker]: L11 has no Hoare annotation [2020-07-08 17:36:30,953 WARN L170 areAnnotationChecker]: L21 has no Hoare annotation [2020-07-08 17:36:30,953 WARN L170 areAnnotationChecker]: L13 has no Hoare annotation [2020-07-08 17:36:30,954 WARN L170 areAnnotationChecker]: L13 has no Hoare annotation [2020-07-08 17:36:30,954 WARN L170 areAnnotationChecker]: L-1-1 has no Hoare annotation [2020-07-08 17:36:30,954 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-08 17:36:30,955 WARN L170 areAnnotationChecker]: L11-1 has no Hoare annotation [2020-07-08 17:36:30,955 WARN L170 areAnnotationChecker]: L11-3 has no Hoare annotation [2020-07-08 17:36:30,955 WARN L170 areAnnotationChecker]: L21-1 has no Hoare annotation [2020-07-08 17:36:30,956 WARN L170 areAnnotationChecker]: L13-1 has no Hoare annotation [2020-07-08 17:36:30,956 WARN L170 areAnnotationChecker]: L13-1 has no Hoare annotation [2020-07-08 17:36:30,956 WARN L170 areAnnotationChecker]: L13-3 has no Hoare annotation [2020-07-08 17:36:30,956 WARN L170 areAnnotationChecker]: L17 has no Hoare annotation [2020-07-08 17:36:30,956 WARN L170 areAnnotationChecker]: assume_abort_if_notEXIT has no Hoare annotation [2020-07-08 17:36:30,957 WARN L170 areAnnotationChecker]: L22 has no Hoare annotation [2020-07-08 17:36:30,957 WARN L170 areAnnotationChecker]: L22 has no Hoare annotation [2020-07-08 17:36:30,957 WARN L170 areAnnotationChecker]: __VERIFIER_assertEXIT has no Hoare annotation [2020-07-08 17:36:30,957 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-08 17:36:30,957 WARN L170 areAnnotationChecker]: L23-1 has no Hoare annotation [2020-07-08 17:36:30,958 WARN L170 areAnnotationChecker]: L22-1 has no Hoare annotation [2020-07-08 17:36:30,958 WARN L170 areAnnotationChecker]: L23 has no Hoare annotation [2020-07-08 17:36:30,958 WARN L170 areAnnotationChecker]: L23 has no Hoare annotation [2020-07-08 17:36:30,958 WARN L170 areAnnotationChecker]: L50-2 has no Hoare annotation [2020-07-08 17:36:30,958 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-08 17:36:30,958 WARN L170 areAnnotationChecker]: L26 has no Hoare annotation [2020-07-08 17:36:30,959 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-08 17:36:30,959 WARN L170 areAnnotationChecker]: L48-2 has no Hoare annotation [2020-07-08 17:36:30,959 WARN L170 areAnnotationChecker]: L26-1 has no Hoare annotation [2020-07-08 17:36:30,959 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-08 17:36:30,959 WARN L170 areAnnotationChecker]: L48-3 has no Hoare annotation [2020-07-08 17:36:30,959 WARN L170 areAnnotationChecker]: L27 has no Hoare annotation [2020-07-08 17:36:30,960 WARN L170 areAnnotationChecker]: L48-4 has no Hoare annotation [2020-07-08 17:36:30,960 WARN L170 areAnnotationChecker]: L27-1 has no Hoare annotation [2020-07-08 17:36:30,960 WARN L170 areAnnotationChecker]: L48-5 has no Hoare annotation [2020-07-08 17:36:30,960 WARN L170 areAnnotationChecker]: L48-5 has no Hoare annotation [2020-07-08 17:36:30,960 WARN L170 areAnnotationChecker]: L48-5 has no Hoare annotation [2020-07-08 17:36:30,960 WARN L170 areAnnotationChecker]: L28 has no Hoare annotation [2020-07-08 17:36:30,961 WARN L170 areAnnotationChecker]: L48-6 has no Hoare annotation [2020-07-08 17:36:30,961 WARN L170 areAnnotationChecker]: L50 has no Hoare annotation [2020-07-08 17:36:30,961 WARN L170 areAnnotationChecker]: L28-1 has no Hoare annotation [2020-07-08 17:36:30,961 WARN L170 areAnnotationChecker]: L50-1 has no Hoare annotation [2020-07-08 17:36:30,961 WARN L170 areAnnotationChecker]: L50-1 has no Hoare annotation [2020-07-08 17:36:30,961 WARN L170 areAnnotationChecker]: L30 has no Hoare annotation [2020-07-08 17:36:30,961 WARN L170 areAnnotationChecker]: L30-1 has no Hoare annotation [2020-07-08 17:36:30,962 WARN L170 areAnnotationChecker]: L31 has no Hoare annotation [2020-07-08 17:36:30,962 WARN L170 areAnnotationChecker]: L32 has no Hoare annotation [2020-07-08 17:36:30,962 WARN L170 areAnnotationChecker]: L33-5 has no Hoare annotation [2020-07-08 17:36:30,962 WARN L170 areAnnotationChecker]: L33-5 has no Hoare annotation [2020-07-08 17:36:30,962 WARN L170 areAnnotationChecker]: L33-5 has no Hoare annotation [2020-07-08 17:36:30,963 WARN L170 areAnnotationChecker]: L33-6 has no Hoare annotation [2020-07-08 17:36:30,963 WARN L170 areAnnotationChecker]: L35 has no Hoare annotation [2020-07-08 17:36:30,963 WARN L170 areAnnotationChecker]: L38-5 has no Hoare annotation [2020-07-08 17:36:30,963 WARN L170 areAnnotationChecker]: L38-5 has no Hoare annotation [2020-07-08 17:36:30,963 WARN L170 areAnnotationChecker]: L38-5 has no Hoare annotation [2020-07-08 17:36:30,963 WARN L170 areAnnotationChecker]: L35-1 has no Hoare annotation [2020-07-08 17:36:30,964 WARN L170 areAnnotationChecker]: L38-6 has no Hoare annotation [2020-07-08 17:36:30,964 WARN L170 areAnnotationChecker]: L40 has no Hoare annotation [2020-07-08 17:36:30,964 WARN L170 areAnnotationChecker]: L35-2 has no Hoare annotation [2020-07-08 17:36:30,964 WARN L170 areAnnotationChecker]: L43-5 has no Hoare annotation [2020-07-08 17:36:30,964 WARN L170 areAnnotationChecker]: L43-5 has no Hoare annotation [2020-07-08 17:36:30,965 WARN L170 areAnnotationChecker]: L43-5 has no Hoare annotation [2020-07-08 17:36:30,965 WARN L170 areAnnotationChecker]: L40-1 has no Hoare annotation [2020-07-08 17:36:30,965 WARN L170 areAnnotationChecker]: L33-2 has no Hoare annotation [2020-07-08 17:36:30,965 WARN L170 areAnnotationChecker]: L43-6 has no Hoare annotation [2020-07-08 17:36:30,965 WARN L170 areAnnotationChecker]: L45 has no Hoare annotation [2020-07-08 17:36:30,966 WARN L170 areAnnotationChecker]: L40-2 has no Hoare annotation [2020-07-08 17:36:30,966 WARN L170 areAnnotationChecker]: L33-3 has no Hoare annotation [2020-07-08 17:36:30,966 WARN L170 areAnnotationChecker]: L45-1 has no Hoare annotation [2020-07-08 17:36:30,966 WARN L170 areAnnotationChecker]: L40-3 has no Hoare annotation [2020-07-08 17:36:30,966 WARN L170 areAnnotationChecker]: L33-4 has no Hoare annotation [2020-07-08 17:36:30,967 WARN L170 areAnnotationChecker]: L45-2 has no Hoare annotation [2020-07-08 17:36:30,967 WARN L170 areAnnotationChecker]: L40-4 has no Hoare annotation [2020-07-08 17:36:30,967 WARN L170 areAnnotationChecker]: L45-3 has no Hoare annotation [2020-07-08 17:36:30,967 WARN L170 areAnnotationChecker]: L38-2 has no Hoare annotation [2020-07-08 17:36:30,967 WARN L170 areAnnotationChecker]: L45-4 has no Hoare annotation [2020-07-08 17:36:30,967 WARN L170 areAnnotationChecker]: L38-3 has no Hoare annotation [2020-07-08 17:36:30,968 WARN L170 areAnnotationChecker]: L43-2 has no Hoare annotation [2020-07-08 17:36:30,968 WARN L170 areAnnotationChecker]: L38-4 has no Hoare annotation [2020-07-08 17:36:30,968 WARN L170 areAnnotationChecker]: L43-3 has no Hoare annotation [2020-07-08 17:36:30,968 WARN L170 areAnnotationChecker]: L43-4 has no Hoare annotation [2020-07-08 17:36:30,968 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. [2020-07-08 17:36:30,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.07 05:36:30 BoogieIcfgContainer [2020-07-08 17:36:30,973 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-08 17:36:30,978 INFO L168 Benchmark]: Toolchain (without parser) took 2919.83 ms. Allocated memory was 143.1 MB in the beginning and 230.7 MB in the end (delta: 87.6 MB). Free memory was 101.3 MB in the beginning and 103.9 MB in the end (delta: -2.6 MB). Peak memory consumption was 84.9 MB. Max. memory is 7.1 GB. [2020-07-08 17:36:30,979 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 143.1 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-08 17:36:30,981 INFO L168 Benchmark]: CACSL2BoogieTranslator took 380.01 ms. Allocated memory is still 143.1 MB. Free memory was 101.0 MB in the beginning and 89.7 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2020-07-08 17:36:30,982 INFO L168 Benchmark]: Boogie Preprocessor took 154.31 ms. Allocated memory was 143.1 MB in the beginning and 201.3 MB in the end (delta: 58.2 MB). Free memory was 89.7 MB in the beginning and 178.5 MB in the end (delta: -88.9 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2020-07-08 17:36:30,983 INFO L168 Benchmark]: RCFGBuilder took 685.32 ms. Allocated memory is still 201.3 MB. Free memory was 178.5 MB in the beginning and 145.3 MB in the end (delta: 33.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 7.1 GB. [2020-07-08 17:36:30,984 INFO L168 Benchmark]: TraceAbstraction took 1692.42 ms. Allocated memory was 201.3 MB in the beginning and 230.7 MB in the end (delta: 29.4 MB). Free memory was 144.6 MB in the beginning and 103.9 MB in the end (delta: 40.7 MB). Peak memory consumption was 70.1 MB. Max. memory is 7.1 GB. [2020-07-08 17:36:30,988 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 143.1 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 380.01 ms. Allocated memory is still 143.1 MB. Free memory was 101.0 MB in the beginning and 89.7 MB in the end (delta: 11.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 154.31 ms. Allocated memory was 143.1 MB in the beginning and 201.3 MB in the end (delta: 58.2 MB). Free memory was 89.7 MB in the beginning and 178.5 MB in the end (delta: -88.9 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 685.32 ms. Allocated memory is still 201.3 MB. Free memory was 178.5 MB in the beginning and 145.3 MB in the end (delta: 33.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1692.42 ms. Allocated memory was 201.3 MB in the beginning and 230.7 MB in the end (delta: 29.4 MB). Free memory was 144.6 MB in the beginning and 103.9 MB in the end (delta: 40.7 MB). Peak memory consumption was 70.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 13]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a 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] a[0] = 6 [L31] b[0] = 1 [L32] c[0] = 0 [L33] i=1 [L33] COND FALSE !(i