/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/array-fpi/ifncompf.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7d8eed3 [2020-11-06 22:44:09,432 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-06 22:44:09,435 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-06 22:44:09,472 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-06 22:44:09,472 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-06 22:44:09,474 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-06 22:44:09,476 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-06 22:44:09,478 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-06 22:44:09,480 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-06 22:44:09,482 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-06 22:44:09,483 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-06 22:44:09,484 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-06 22:44:09,485 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-06 22:44:09,486 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-06 22:44:09,487 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-06 22:44:09,489 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-06 22:44:09,490 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-06 22:44:09,491 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-06 22:44:09,511 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-06 22:44:09,515 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-06 22:44:09,520 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-06 22:44:09,522 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-06 22:44:09,524 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-06 22:44:09,527 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-06 22:44:09,533 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-06 22:44:09,548 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-06 22:44:09,550 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-06 22:44:09,551 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-06 22:44:09,552 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-06 22:44:09,612 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-06 22:44:09,612 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-06 22:44:09,616 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-06 22:44:09,616 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-06 22:44:09,616 INFO L138 SettingsManager]: * Use SBE=true [2020-11-06 22:44:09,617 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-06 22:44:09,617 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-06 22:44:09,617 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-06 22:44:09,617 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-06 22:44:09,618 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-06 22:44:09,618 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-06 22:44:09,619 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-06 22:44:09,620 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-06 22:44:09,620 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-06 22:44:09,620 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-06 22:44:09,620 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-06 22:44:09,620 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-06 22:44:09,621 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-06 22:44:09,621 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-06 22:44:09,621 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-06 22:44:09,621 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-06 22:44:09,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-06 22:44:09,622 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-06 22:44:09,622 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-06 22:44:09,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-06 22:44:09,623 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-06 22:44:09,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-06 22:44:09,623 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-06 22:44:09,624 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-06 22:44:09,624 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-11-06 22:44:10,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-06 22:44:10,078 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-06 22:44:10,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-06 22:44:10,083 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-06 22:44:10,084 INFO L275 PluginConnector]: CDTParser initialized [2020-11-06 22:44:10,085 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-fpi/ifncompf.c [2020-11-06 22:44:10,182 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/358d13445/952364f2589848e7a455458b45674c69/FLAGd9d89a37d [2020-11-06 22:44:10,820 INFO L306 CDTParser]: Found 1 translation units. [2020-11-06 22:44:10,826 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-fpi/ifncompf.c [2020-11-06 22:44:10,835 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/358d13445/952364f2589848e7a455458b45674c69/FLAGd9d89a37d [2020-11-06 22:44:11,200 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/358d13445/952364f2589848e7a455458b45674c69 [2020-11-06 22:44:11,203 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-06 22:44:11,214 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-11-06 22:44:11,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-06 22:44:11,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-06 22:44:11,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-06 22:44:11,222 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:44:11" (1/1) ... [2020-11-06 22:44:11,226 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8b0595f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:44:11, skipping insertion in model container [2020-11-06 22:44:11,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:44:11" (1/1) ... [2020-11-06 22:44:11,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-06 22:44:11,255 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-06 22:44:11,433 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-06 22:44:11,442 INFO L203 MainTranslator]: Completed pre-run [2020-11-06 22:44:11,465 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-06 22:44:11,482 INFO L208 MainTranslator]: Completed translation [2020-11-06 22:44:11,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:44:11 WrapperNode [2020-11-06 22:44:11,482 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-06 22:44:11,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-06 22:44:11,484 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-06 22:44:11,484 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-06 22:44:11,497 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:44:11" (1/1) ... [2020-11-06 22:44:11,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:44:11" (1/1) ... [2020-11-06 22:44:11,505 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:44:11" (1/1) ... [2020-11-06 22:44:11,506 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:44:11" (1/1) ... [2020-11-06 22:44:11,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:44:11" (1/1) ... [2020-11-06 22:44:11,522 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:44:11" (1/1) ... [2020-11-06 22:44:11,524 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:44:11" (1/1) ... [2020-11-06 22:44:11,527 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-06 22:44:11,528 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-06 22:44:11,528 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-06 22:44:11,528 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-06 22:44:11,529 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:44:11" (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 [2020-11-06 22:44:11,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-11-06 22:44:11,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-06 22:44:11,612 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-06 22:44:11,612 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-11-06 22:44:11,612 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-06 22:44:11,613 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-11-06 22:44:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-11-06 22:44:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-11-06 22:44:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-06 22:44:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-06 22:44:11,613 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-11-06 22:44:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-06 22:44:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-11-06 22:44:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-11-06 22:44:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-11-06 22:44:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-06 22:44:11,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-06 22:44:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-06 22:44:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-11-06 22:44:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-06 22:44:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-06 22:44:11,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-06 22:44:12,320 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-06 22:44:12,321 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-11-06 22:44:12,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:44:12 BoogieIcfgContainer [2020-11-06 22:44:12,323 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-06 22:44:12,324 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-06 22:44:12,325 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-06 22:44:12,328 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-06 22:44:12,328 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:44:11" (1/3) ... [2020-11-06 22:44:12,329 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fca2b3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:44:12, skipping insertion in model container [2020-11-06 22:44:12,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:44:11" (2/3) ... [2020-11-06 22:44:12,330 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fca2b3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:44:12, skipping insertion in model container [2020-11-06 22:44:12,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:44:12" (3/3) ... [2020-11-06 22:44:12,332 INFO L111 eAbstractionObserver]: Analyzing ICFG ifncompf.c [2020-11-06 22:44:12,348 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-06 22:44:12,353 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-06 22:44:12,366 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-06 22:44:12,394 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-06 22:44:12,394 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-06 22:44:12,394 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-06 22:44:12,394 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-06 22:44:12,395 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-06 22:44:12,395 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-06 22:44:12,395 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-06 22:44:12,395 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-06 22:44:12,412 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states. [2020-11-06 22:44:12,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-06 22:44:12,419 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:44:12,420 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] [2020-11-06 22:44:12,420 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:44:12,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:44:12,427 INFO L82 PathProgramCache]: Analyzing trace with hash 2130740261, now seen corresponding path program 1 times [2020-11-06 22:44:12,439 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:44:12,439 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087518551] [2020-11-06 22:44:12,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:44:12,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:44:12,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:44:12,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:44:12,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-11-06 22:44:12,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:44:12,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 22:44:12,687 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087518551] [2020-11-06 22:44:12,688 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 22:44:12,688 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-06 22:44:12,689 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279058953] [2020-11-06 22:44:12,697 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-06 22:44:12,698 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:44:12,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-06 22:44:12,724 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-06 22:44:12,727 INFO L87 Difference]: Start difference. First operand 44 states. Second operand 3 states. [2020-11-06 22:44:12,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:44:12,875 INFO L93 Difference]: Finished difference Result 75 states and 101 transitions. [2020-11-06 22:44:12,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-06 22:44:12,877 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2020-11-06 22:44:12,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:44:12,891 INFO L225 Difference]: With dead ends: 75 [2020-11-06 22:44:12,891 INFO L226 Difference]: Without dead ends: 36 [2020-11-06 22:44:12,895 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-06 22:44:12,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2020-11-06 22:44:12,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2020-11-06 22:44:12,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 36 states. [2020-11-06 22:44:12,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 42 transitions. [2020-11-06 22:44:12,952 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 42 transitions. Word has length 25 [2020-11-06 22:44:12,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:44:12,952 INFO L481 AbstractCegarLoop]: Abstraction has 36 states and 42 transitions. [2020-11-06 22:44:12,953 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-06 22:44:12,953 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 42 transitions. [2020-11-06 22:44:12,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-11-06 22:44:12,954 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:44:12,954 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] [2020-11-06 22:44:12,955 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-06 22:44:12,955 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:44:12,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:44:12,956 INFO L82 PathProgramCache]: Analyzing trace with hash -139633948, now seen corresponding path program 1 times [2020-11-06 22:44:12,956 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:44:12,957 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725681311] [2020-11-06 22:44:12,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:44:12,985 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-11-06 22:44:12,986 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1534201296] [2020-11-06 22:44:12,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-06 22:44:13,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:44:13,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 3 conjunts are in the unsatisfiable core [2020-11-06 22:44:13,065 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-06 22:44:13,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-06 22:44:13,148 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725681311] [2020-11-06 22:44:13,148 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2020-11-06 22:44:13,149 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1534201296] [2020-11-06 22:44:13,149 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 22:44:13,149 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-06 22:44:13,150 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230267032] [2020-11-06 22:44:13,154 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-06 22:44:13,154 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:44:13,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-06 22:44:13,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-06 22:44:13,156 INFO L87 Difference]: Start difference. First operand 36 states and 42 transitions. Second operand 4 states. [2020-11-06 22:44:13,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:44:13,273 INFO L93 Difference]: Finished difference Result 69 states and 86 transitions. [2020-11-06 22:44:13,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-06 22:44:13,274 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 25 [2020-11-06 22:44:13,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:44:13,278 INFO L225 Difference]: With dead ends: 69 [2020-11-06 22:44:13,278 INFO L226 Difference]: Without dead ends: 49 [2020-11-06 22:44:13,279 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-06 22:44:13,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2020-11-06 22:44:13,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 39. [2020-11-06 22:44:13,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2020-11-06 22:44:13,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 45 transitions. [2020-11-06 22:44:13,296 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 45 transitions. Word has length 25 [2020-11-06 22:44:13,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:44:13,297 INFO L481 AbstractCegarLoop]: Abstraction has 39 states and 45 transitions. [2020-11-06 22:44:13,297 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-06 22:44:13,297 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 45 transitions. [2020-11-06 22:44:13,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-06 22:44:13,299 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:44:13,299 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] [2020-11-06 22:44:13,513 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2020-11-06 22:44:13,514 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:44:13,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:44:13,516 INFO L82 PathProgramCache]: Analyzing trace with hash -1013651816, now seen corresponding path program 1 times [2020-11-06 22:44:13,516 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:44:13,517 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816338966] [2020-11-06 22:44:13,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:44:13,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:44:13,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-11-06 22:44:13,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:44:13,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-11-06 22:44:13,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-06 22:44:13,755 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-11-06 22:44:13,756 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816338966] [2020-11-06 22:44:13,756 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-06 22:44:13,757 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-06 22:44:13,759 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750378080] [2020-11-06 22:44:13,760 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-06 22:44:13,760 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-06 22:44:13,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-06 22:44:13,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-06 22:44:13,761 INFO L87 Difference]: Start difference. First operand 39 states and 45 transitions. Second operand 4 states. [2020-11-06 22:44:14,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-06 22:44:14,009 INFO L93 Difference]: Finished difference Result 74 states and 90 transitions. [2020-11-06 22:44:14,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-06 22:44:14,011 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 34 [2020-11-06 22:44:14,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-06 22:44:14,014 INFO L225 Difference]: With dead ends: 74 [2020-11-06 22:44:14,014 INFO L226 Difference]: Without dead ends: 49 [2020-11-06 22:44:14,017 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-11-06 22:44:14,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2020-11-06 22:44:14,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 42. [2020-11-06 22:44:14,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-11-06 22:44:14,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 48 transitions. [2020-11-06 22:44:14,038 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 48 transitions. Word has length 34 [2020-11-06 22:44:14,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-06 22:44:14,039 INFO L481 AbstractCegarLoop]: Abstraction has 42 states and 48 transitions. [2020-11-06 22:44:14,040 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-06 22:44:14,040 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 48 transitions. [2020-11-06 22:44:14,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-11-06 22:44:14,041 INFO L414 BasicCegarLoop]: Found error trace [2020-11-06 22:44:14,041 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] [2020-11-06 22:44:14,041 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-06 22:44:14,041 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-06 22:44:14,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-06 22:44:14,043 INFO L82 PathProgramCache]: Analyzing trace with hash 266211862, now seen corresponding path program 1 times [2020-11-06 22:44:14,043 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-06 22:44:14,044 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722858505] [2020-11-06 22:44:14,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-06 22:44:14,096 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-11-06 22:44:14,097 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1340513873] [2020-11-06 22:44:14,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-06 22:44:14,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-06 22:44:14,181 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-06 22:44:14,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-06 22:44:14,208 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-06 22:44:14,241 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-06 22:44:14,241 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-06 22:44:14,455 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-06 22:44:14,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:44:14 BoogieIcfgContainer [2020-11-06 22:44:14,519 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-06 22:44:14,523 INFO L168 Benchmark]: Toolchain (without parser) took 3312.69 ms. Allocated memory is still 154.1 MB. Free memory was 130.1 MB in the beginning and 103.0 MB in the end (delta: 27.0 MB). Peak memory consumption was 28.2 MB. Max. memory is 8.0 GB. [2020-11-06 22:44:14,524 INFO L168 Benchmark]: CDTParser took 1.40 ms. Allocated memory is still 154.1 MB. Free memory is still 127.2 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-11-06 22:44:14,525 INFO L168 Benchmark]: CACSL2BoogieTranslator took 266.55 ms. Allocated memory is still 154.1 MB. Free memory was 129.4 MB in the beginning and 119.5 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2020-11-06 22:44:14,528 INFO L168 Benchmark]: Boogie Preprocessor took 43.53 ms. Allocated memory is still 154.1 MB. Free memory was 119.3 MB in the beginning and 117.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-11-06 22:44:14,529 INFO L168 Benchmark]: RCFGBuilder took 794.91 ms. Allocated memory is still 154.1 MB. Free memory was 117.7 MB in the beginning and 132.5 MB in the end (delta: -14.8 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. [2020-11-06 22:44:14,530 INFO L168 Benchmark]: TraceAbstraction took 2194.90 ms. Allocated memory is still 154.1 MB. Free memory was 131.9 MB in the beginning and 103.0 MB in the end (delta: 28.9 MB). Peak memory consumption was 30.5 MB. Max. memory is 8.0 GB. [2020-11-06 22:44:14,536 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.40 ms. Allocated memory is still 154.1 MB. Free memory is still 127.2 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 266.55 ms. Allocated memory is still 154.1 MB. Free memory was 129.4 MB in the beginning and 119.5 MB in the end (delta: 9.9 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 43.53 ms. Allocated memory is still 154.1 MB. Free memory was 119.3 MB in the beginning and 117.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 794.91 ms. Allocated memory is still 154.1 MB. Free memory was 117.7 MB in the beginning and 132.5 MB in the end (delta: -14.8 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2194.90 ms. Allocated memory is still 154.1 MB. Free memory was 131.9 MB in the beginning and 103.0 MB in the end (delta: 28.9 MB). Peak memory consumption was 30.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 10]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L19] int N; VAL [\old(N)=16, N=0] [L23] N = __VERIFIER_nondet_int() [L24] COND FALSE !(N <= 0) VAL [\old(N)=0, N=1] [L25] CALL assume_abort_if_not(N <= 2147483647/sizeof(int)) VAL [\old(cond)=1, \old(N)=0, N=1] [L13] COND FALSE !(!cond) VAL [\old(cond)=1, \old(N)=0, cond=1, N=1] [L25] RET assume_abort_if_not(N <= 2147483647/sizeof(int)) VAL [\old(N)=0, N=1] [L27] int i; [L28] long long *a = malloc(sizeof(long long)*N); [L29] long long *b = malloc(sizeof(long long)*N); [L30] long long *c = malloc(sizeof(long long)*N); [L32] i=0 VAL [\old(N)=0, a={-3:0}, b={-2:0}, c={-1:0}, i=0, malloc(sizeof(long long)*N)={-3:0}, malloc(sizeof(long long)*N)={-2:0}, malloc(sizeof(long long)*N)={-1:0}, N=1] [L32] COND TRUE i