java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf -i ../../../trunk/examples/svcomp/ldv-memsafety/memsetNonZero3_true-valid-memsafety_true-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-acfac67 [2018-01-29 00:52:05,011 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-29 00:52:05,012 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-29 00:52:05,028 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-29 00:52:05,028 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-29 00:52:05,029 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-29 00:52:05,030 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-29 00:52:05,032 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-29 00:52:05,034 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-29 00:52:05,035 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-29 00:52:05,036 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-29 00:52:05,037 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-29 00:52:05,038 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-29 00:52:05,039 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-29 00:52:05,040 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-29 00:52:05,042 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-29 00:52:05,045 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-29 00:52:05,047 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-29 00:52:05,048 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-29 00:52:05,050 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-29 00:52:05,052 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-29 00:52:05,057 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-29 00:52:05,058 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-29 00:52:05,058 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf [2018-01-29 00:52:05,066 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-29 00:52:05,066 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-29 00:52:05,067 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-29 00:52:05,068 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-29 00:52:05,068 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-29 00:52:05,068 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-29 00:52:05,068 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-29 00:52:05,068 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-29 00:52:05,069 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-29 00:52:05,069 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-29 00:52:05,069 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-29 00:52:05,069 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-29 00:52:05,069 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-29 00:52:05,070 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-29 00:52:05,070 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-29 00:52:05,070 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-29 00:52:05,070 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-29 00:52:05,070 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-29 00:52:05,070 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-29 00:52:05,070 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-01-29 00:52:05,070 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-29 00:52:05,071 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-29 00:52:05,071 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-29 00:52:05,071 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-29 00:52:05,071 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-29 00:52:05,071 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-29 00:52:05,072 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-29 00:52:05,072 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-29 00:52:05,072 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-29 00:52:05,072 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-29 00:52:05,072 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-29 00:52:05,072 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-29 00:52:05,073 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-29 00:52:05,073 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-29 00:52:05,107 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-29 00:52:05,118 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-29 00:52:05,122 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-29 00:52:05,123 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-29 00:52:05,124 INFO L276 PluginConnector]: CDTParser initialized [2018-01-29 00:52:05,124 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memsetNonZero3_true-valid-memsafety_true-termination.c [2018-01-29 00:52:05,223 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-29 00:52:05,228 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-01-29 00:52:05,228 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-29 00:52:05,228 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-29 00:52:05,233 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-29 00:52:05,234 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 12:52:05" (1/1) ... [2018-01-29 00:52:05,236 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7229ac5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:52:05, skipping insertion in model container [2018-01-29 00:52:05,236 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.01 12:52:05" (1/1) ... [2018-01-29 00:52:05,249 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-29 00:52:05,263 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-29 00:52:05,371 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-29 00:52:05,385 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-29 00:52:05,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:52:05 WrapperNode [2018-01-29 00:52:05,391 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-29 00:52:05,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-29 00:52:05,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-29 00:52:05,392 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-29 00:52:05,403 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:52:05" (1/1) ... [2018-01-29 00:52:05,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:52:05" (1/1) ... [2018-01-29 00:52:05,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:52:05" (1/1) ... [2018-01-29 00:52:05,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:52:05" (1/1) ... [2018-01-29 00:52:05,414 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:52:05" (1/1) ... [2018-01-29 00:52:05,417 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:52:05" (1/1) ... [2018-01-29 00:52:05,418 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:52:05" (1/1) ... [2018-01-29 00:52:05,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-29 00:52:05,420 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-29 00:52:05,421 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-29 00:52:05,421 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-29 00:52:05,422 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:52:05" (1/1) ... No working directory specified, using /storage/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 [2018-01-29 00:52:05,480 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-29 00:52:05,480 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-29 00:52:05,480 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-29 00:52:05,480 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-29 00:52:05,481 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-29 00:52:05,481 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-29 00:52:05,481 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-01-29 00:52:05,481 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-01-29 00:52:05,481 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-01-29 00:52:05,481 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-29 00:52:05,481 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-29 00:52:05,481 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-29 00:52:05,553 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-01-29 00:52:05,610 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-29 00:52:05,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 12:52:05 BoogieIcfgContainer [2018-01-29 00:52:05,611 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-29 00:52:05,611 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-01-29 00:52:05,611 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-01-29 00:52:05,612 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-01-29 00:52:05,614 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 12:52:05" (1/1) ... [2018-01-29 00:52:05,621 INFO L103 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning [2018-01-29 00:52:05,622 INFO L104 apSepIcfgTransformer]: To be partitioned heap arrays found [] [2018-01-29 00:52:05,622 INFO L150 apSepIcfgTransformer]: starting freeze-var-style preprocessing [2018-01-29 00:52:05,659 INFO L218 apSepIcfgTransformer]: finished preprocessing for the equality analysis [2018-01-29 00:52:05,715 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-29 00:52:06,343 INFO L311 AbstractInterpreter]: Visited 31 different actions 43 times. Merged at 10 different actions 10 times. Never widened. Found 2 fixpoints after 2 different actions. Largest state had 21 variables. [2018-01-29 00:52:06,345 INFO L226 apSepIcfgTransformer]: finished equality analysis [2018-01-29 00:52:06,356 INFO L238 apSepIcfgTransformer]: Finished pre analysis before partitioning [2018-01-29 00:52:06,357 INFO L239 apSepIcfgTransformer]: array groups: Set: [2018-01-29 00:52:06,357 INFO L241 apSepIcfgTransformer]: select infos: Set: [2018-01-29 00:52:06,358 INFO L544 PartitionManager]: partitioning result: [2018-01-29 00:52:06,359 INFO L86 ransitionTransformer]: executing heap partitioning transformation [2018-01-29 00:52:06,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 29.01 12:52:06 BasicIcfg [2018-01-29 00:52:06,366 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2018-01-29 00:52:06,367 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-29 00:52:06,367 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-29 00:52:06,370 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-29 00:52:06,371 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.01 12:52:05" (1/4) ... [2018-01-29 00:52:06,372 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32b7736c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 12:52:06, skipping insertion in model container [2018-01-29 00:52:06,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.01 12:52:05" (2/4) ... [2018-01-29 00:52:06,372 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32b7736c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.01 12:52:06, skipping insertion in model container [2018-01-29 00:52:06,372 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.01 12:52:05" (3/4) ... [2018-01-29 00:52:06,373 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32b7736c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.01 12:52:06, skipping insertion in model container [2018-01-29 00:52:06,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 29.01 12:52:06" (4/4) ... [2018-01-29 00:52:06,374 INFO L107 eAbstractionObserver]: Analyzing ICFG HeapSeparatedIcfg [2018-01-29 00:52:06,383 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-29 00:52:06,390 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-01-29 00:52:06,431 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-29 00:52:06,431 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-29 00:52:06,431 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-29 00:52:06,431 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-29 00:52:06,431 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-29 00:52:06,432 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-29 00:52:06,432 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-29 00:52:06,432 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-01-29 00:52:06,432 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-29 00:52:06,442 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states. [2018-01-29 00:52:06,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-01-29 00:52:06,448 INFO L322 BasicCegarLoop]: Found error trace [2018-01-29 00:52:06,449 INFO L330 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2018-01-29 00:52:06,450 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr1RequiresViolation, mainErr2EnsuresViolation, mainErr0RequiresViolation]=== [2018-01-29 00:52:06,454 INFO L82 PathProgramCache]: Analyzing trace with hash 296383023, now seen corresponding path program 1 times [2018-01-29 00:52:06,506 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-29 00:52:06,507 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-29 00:52:06,549 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 00:52:06,549 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-29 00:52:06,549 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 00:52:06,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-29 00:52:06,586 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-29 00:52:06,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-29 00:52:06,663 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-29 00:52:06,663 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-01-29 00:52:06,665 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-29 00:52:06,673 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-29 00:52:06,673 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-29 00:52:06,675 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 4 states. [2018-01-29 00:52:06,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-29 00:52:06,749 INFO L93 Difference]: Finished difference Result 28 states and 31 transitions. [2018-01-29 00:52:06,749 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-01-29 00:52:06,750 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2018-01-29 00:52:06,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-29 00:52:06,758 INFO L225 Difference]: With dead ends: 28 [2018-01-29 00:52:06,759 INFO L226 Difference]: Without dead ends: 24 [2018-01-29 00:52:06,761 INFO L533 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-01-29 00:52:06,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2018-01-29 00:52:06,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2018-01-29 00:52:06,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2018-01-29 00:52:06,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 26 transitions. [2018-01-29 00:52:06,787 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 26 transitions. Word has length 6 [2018-01-29 00:52:06,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-29 00:52:06,788 INFO L432 AbstractCegarLoop]: Abstraction has 24 states and 26 transitions. [2018-01-29 00:52:06,788 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-29 00:52:06,788 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 26 transitions. [2018-01-29 00:52:06,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-01-29 00:52:06,789 INFO L322 BasicCegarLoop]: Found error trace [2018-01-29 00:52:06,789 INFO L330 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2018-01-29 00:52:06,789 INFO L371 AbstractCegarLoop]: === Iteration 2 === [mainErr1RequiresViolation, mainErr2EnsuresViolation, mainErr0RequiresViolation]=== [2018-01-29 00:52:06,790 INFO L82 PathProgramCache]: Analyzing trace with hash 296383025, now seen corresponding path program 1 times [2018-01-29 00:52:06,790 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-29 00:52:06,790 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-29 00:52:06,791 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 00:52:06,791 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-29 00:52:06,791 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 00:52:06,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-29 00:52:06,809 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-29 00:52:06,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-29 00:52:06,865 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-29 00:52:06,865 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-01-29 00:52:06,867 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-29 00:52:06,867 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-29 00:52:06,867 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-29 00:52:06,868 INFO L87 Difference]: Start difference. First operand 24 states and 26 transitions. Second operand 4 states. [2018-01-29 00:52:06,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-29 00:52:06,909 INFO L93 Difference]: Finished difference Result 24 states and 26 transitions. [2018-01-29 00:52:06,909 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-29 00:52:06,910 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2018-01-29 00:52:06,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-29 00:52:06,910 INFO L225 Difference]: With dead ends: 24 [2018-01-29 00:52:06,910 INFO L226 Difference]: Without dead ends: 23 [2018-01-29 00:52:06,911 INFO L533 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-01-29 00:52:06,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2018-01-29 00:52:06,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2018-01-29 00:52:06,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2018-01-29 00:52:06,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 25 transitions. [2018-01-29 00:52:06,916 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 25 transitions. Word has length 6 [2018-01-29 00:52:06,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-29 00:52:06,916 INFO L432 AbstractCegarLoop]: Abstraction has 23 states and 25 transitions. [2018-01-29 00:52:06,916 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-29 00:52:06,916 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2018-01-29 00:52:06,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-01-29 00:52:06,917 INFO L322 BasicCegarLoop]: Found error trace [2018-01-29 00:52:06,917 INFO L330 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-29 00:52:06,917 INFO L371 AbstractCegarLoop]: === Iteration 3 === [mainErr1RequiresViolation, mainErr2EnsuresViolation, mainErr0RequiresViolation]=== [2018-01-29 00:52:06,918 INFO L82 PathProgramCache]: Analyzing trace with hash 1185537242, now seen corresponding path program 1 times [2018-01-29 00:52:06,918 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-29 00:52:06,918 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-29 00:52:06,919 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 00:52:06,919 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-29 00:52:06,919 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-29 00:52:06,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-29 00:52:06,931 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-29 00:52:07,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-29 00:52:07,015 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-29 00:52:07,015 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-01-29 00:52:07,016 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-29 00:52:07,016 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-29 00:52:07,016 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-29 00:52:07,016 INFO L87 Difference]: Start difference. First operand 23 states and 25 transitions. Second operand 4 states. [2018-01-29 00:52:07,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-29 00:52:07,088 INFO L93 Difference]: Finished difference Result 23 states and 25 transitions. [2018-01-29 00:52:07,088 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-29 00:52:07,089 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2018-01-29 00:52:07,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-29 00:52:07,089 INFO L225 Difference]: With dead ends: 23 [2018-01-29 00:52:07,089 INFO L226 Difference]: Without dead ends: 0 [2018-01-29 00:52:07,090 INFO L533 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-01-29 00:52:07,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-29 00:52:07,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-29 00:52:07,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-29 00:52:07,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-29 00:52:07,091 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 11 [2018-01-29 00:52:07,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-29 00:52:07,091 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-29 00:52:07,091 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-29 00:52:07,091 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-29 00:52:07,092 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-29 00:52:07,096 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-29 00:52:07,155 INFO L399 ceAbstractionStarter]: For program point L1(lines 1 31) no Hoare annotation was computed. [2018-01-29 00:52:07,155 INFO L399 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 31) no Hoare annotation was computed. [2018-01-29 00:52:07,155 INFO L395 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 31) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-29 00:52:07,155 INFO L399 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 31) no Hoare annotation was computed. [2018-01-29 00:52:07,156 INFO L402 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-29 00:52:07,156 INFO L399 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-01-29 00:52:07,156 INFO L402 ceAbstractionStarter]: At program point L-1''(line -1) the Hoare annotation is: true [2018-01-29 00:52:07,156 INFO L399 ceAbstractionStarter]: For program point L-1'(line -1) no Hoare annotation was computed. [2018-01-29 00:52:07,156 INFO L399 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-29 00:52:07,156 INFO L399 ceAbstractionStarter]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2018-01-29 00:52:07,156 INFO L399 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-29 00:52:07,157 INFO L402 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 31) the Hoare annotation is: true [2018-01-29 00:52:07,157 INFO L399 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 31) no Hoare annotation was computed. [2018-01-29 00:52:07,157 INFO L402 ceAbstractionStarter]: At program point L1(lines 1 31) the Hoare annotation is: true [2018-01-29 00:52:07,157 INFO L399 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 31) no Hoare annotation was computed. [2018-01-29 00:52:07,157 INFO L399 ceAbstractionStarter]: For program point mainErr1RequiresViolation(line -1) no Hoare annotation was computed. [2018-01-29 00:52:07,157 INFO L399 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-01-29 00:52:07,157 INFO L399 ceAbstractionStarter]: For program point mainFINAL(lines 25 31) no Hoare annotation was computed. [2018-01-29 00:52:07,157 INFO L399 ceAbstractionStarter]: For program point mainErr2EnsuresViolation(lines 25 31) no Hoare annotation was computed. [2018-01-29 00:52:07,158 INFO L399 ceAbstractionStarter]: For program point mainErr0RequiresViolation(line -1) no Hoare annotation was computed. [2018-01-29 00:52:07,158 INFO L399 ceAbstractionStarter]: For program point mainEXIT(lines 25 31) no Hoare annotation was computed. [2018-01-29 00:52:07,158 INFO L395 ceAbstractionStarter]: At program point mainENTRY(lines 25 31) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-29 00:52:07,158 INFO L399 ceAbstractionStarter]: For program point L26(line 26) no Hoare annotation was computed. [2018-01-29 00:52:07,158 INFO L395 ceAbstractionStarter]: At program point L29(line 29) the Hoare annotation is: (and (= (store |#valid| |main_~#cstats~2.base| 0) |old(#valid)|) (= 0 |main_~#cstats~2.offset|) (= 1 (select |#valid| main_~point~2.base)) (= 1 (select |#valid| |main_~#cstats~2.base|)) (= 80 (select |#length| |main_~#cstats~2.base|)) (= (select |#length| main_~point~2.base) 80) (= main_~point~2.offset 0)) [2018-01-29 00:52:07,158 INFO L399 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-01-29 00:52:07,159 INFO L399 ceAbstractionStarter]: For program point L26'(line 26) no Hoare annotation was computed. [2018-01-29 00:52:07,159 INFO L399 ceAbstractionStarter]: For program point L26''(line 26) no Hoare annotation was computed. [2018-01-29 00:52:07,159 INFO L399 ceAbstractionStarter]: For program point L29'(line 29) no Hoare annotation was computed. [2018-01-29 00:52:07,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.01 12:52:07 BasicIcfg [2018-01-29 00:52:07,164 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-29 00:52:07,165 INFO L168 Benchmark]: Toolchain (without parser) took 1941.10 ms. Allocated memory was 298.3 MB in the beginning and 473.4 MB in the end (delta: 175.1 MB). Free memory was 259.3 MB in the beginning and 409.5 MB in the end (delta: -150.1 MB). Peak memory consumption was 25.0 MB. Max. memory is 5.3 GB. [2018-01-29 00:52:07,166 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 298.3 MB. Free memory is still 264.3 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-29 00:52:07,166 INFO L168 Benchmark]: CACSL2BoogieTranslator took 163.34 ms. Allocated memory is still 298.3 MB. Free memory was 258.4 MB in the beginning and 250.3 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 5.3 GB. [2018-01-29 00:52:07,166 INFO L168 Benchmark]: Boogie Preprocessor took 28.06 ms. Allocated memory is still 298.3 MB. Free memory was 250.3 MB in the beginning and 249.3 MB in the end (delta: 996.2 kB). Peak memory consumption was 996.2 kB. Max. memory is 5.3 GB. [2018-01-29 00:52:07,167 INFO L168 Benchmark]: RCFGBuilder took 190.32 ms. Allocated memory is still 298.3 MB. Free memory was 249.3 MB in the beginning and 236.4 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 5.3 GB. [2018-01-29 00:52:07,167 INFO L168 Benchmark]: IcfgTransformer took 755.21 ms. Allocated memory was 298.3 MB in the beginning and 330.3 MB in the end (delta: 32.0 MB). Free memory was 236.4 MB in the beginning and 240.1 MB in the end (delta: -3.6 MB). Peak memory consumption was 28.3 MB. Max. memory is 5.3 GB. [2018-01-29 00:52:07,168 INFO L168 Benchmark]: TraceAbstraction took 797.16 ms. Allocated memory was 330.3 MB in the beginning and 473.4 MB in the end (delta: 143.1 MB). Free memory was 240.1 MB in the beginning and 409.5 MB in the end (delta: -169.4 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-01-29 00:52:07,170 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 298.3 MB. Free memory is still 264.3 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 163.34 ms. Allocated memory is still 298.3 MB. Free memory was 258.4 MB in the beginning and 250.3 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 28.06 ms. Allocated memory is still 298.3 MB. Free memory was 250.3 MB in the beginning and 249.3 MB in the end (delta: 996.2 kB). Peak memory consumption was 996.2 kB. Max. memory is 5.3 GB. * RCFGBuilder took 190.32 ms. Allocated memory is still 298.3 MB. Free memory was 249.3 MB in the beginning and 236.4 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 5.3 GB. * IcfgTransformer took 755.21 ms. Allocated memory was 298.3 MB in the beginning and 330.3 MB in the end (delta: 32.0 MB). Free memory was 236.4 MB in the beginning and 240.1 MB in the end (delta: -3.6 MB). Peak memory consumption was 28.3 MB. Max. memory is 5.3 GB. * TraceAbstraction took 797.16 ms. Allocated memory was 330.3 MB in the beginning and 473.4 MB in the end (delta: 143.1 MB). Free memory was 240.1 MB in the beginning and 409.5 MB in the end (delta: -169.4 MB). There was no memory consumed. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 26 LocStat_MAX_WEQGRAPH_SIZE : 2 LocStat_MAX_SIZEOF_WEQEDGELABEL : 1 LocStat_NO_SUPPORTING_EQUALITIES : 215 LocStat_NO_SUPPORTING_DISEQUALITIES : 81 LocStat_NO_DISJUNCTIONS : -52 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 40 TransStat_MAX_WEQGRAPH_SIZE : 2 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 59 TransStat_NO_SUPPORTING_DISEQUALITIES : 6 TransStat_NO_DISJUNCTIONS : 41 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 4.321533 RENAME_VARIABLES(MILLISECONDS) : 0.034735 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 3.824049 PROJECTAWAY(MILLISECONDS) : 0.079033 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.308071 DISJOIN(MILLISECONDS) : 1.497566 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.065225 ADD_EQUALITY(MILLISECONDS) : 0.026005 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.015225 #CONJOIN_DISJUNCTIVE : 64 #RENAME_VARIABLES : 114 #UNFREEZE : 0 #CONJOIN : 109 #PROJECTAWAY : 105 #ADD_WEAK_EQUALITY : 4 #DISJOIN : 4 #RENAME_VARIABLES_DISJUNCTIVE : 113 #ADD_EQUALITY : 59 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 3 * Results from de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation: - StatisticsResult: HeapSeparatorStatistics * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 25]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 28 locations, 3 error locations. SAFE Result, 0.7s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 65 SDtfs, 28 SDslu, 62 SDs, 0 SdLazy, 59 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=28occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 7 PreInvPairs, 7 NumberOfFragments, 43 HoareAnnotationTreeSize, 7 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 4 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 20 ConstructedInterpolants, 0 QuantifiedInterpolants, 690 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memsetNonZero3_true-valid-memsafety_true-termination.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-Benchmark-0-2018-01-29_00-52-07-179.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memsetNonZero3_true-valid-memsafety_true-termination.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-VPDomainBenchmark-0-2018-01-29_00-52-07-179.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memsetNonZero3_true-valid-memsafety_true-termination.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-BenchmarkWithCounters-0-2018-01-29_00-52-07-179.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memsetNonZero3_true-valid-memsafety_true-termination.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-HeapSeparatorBenchmark-0-2018-01-29_00-52-07-179.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memsetNonZero3_true-valid-memsafety_true-termination.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-29_00-52-07-179.csv Received shutdown request...