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 0.1.23-5f7ec6e [2018-01-31 09:56:43,535 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-31 09:56:43,537 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-31 09:56:43,560 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-31 09:56:43,560 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-31 09:56:43,561 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-31 09:56:43,563 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-31 09:56:43,565 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-31 09:56:43,567 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-31 09:56:43,568 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-31 09:56:43,580 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-31 09:56:43,580 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-31 09:56:43,581 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-31 09:56:43,583 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-31 09:56:43,583 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-31 09:56:43,585 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-31 09:56:43,587 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-31 09:56:43,589 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-31 09:56:43,593 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-31 09:56:43,594 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-31 09:56:43,603 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-31 09:56:43,603 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-31 09:56:43,603 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-31 09:56:43,604 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-31 09:56:43,605 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-31 09:56:43,606 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-31 09:56:43,607 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-31 09:56:43,607 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-31 09:56:43,607 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-31 09:56:43,608 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-31 09:56:43,612 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-31 09:56:43,612 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 [2018-01-31 09:56:43,625 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-31 09:56:43,625 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-31 09:56:43,626 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-31 09:56:43,626 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-31 09:56:43,626 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-31 09:56:43,626 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-31 09:56:43,627 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-31 09:56:43,627 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-31 09:56:43,627 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-31 09:56:43,628 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-31 09:56:43,628 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-31 09:56:43,628 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-31 09:56:43,628 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-31 09:56:43,628 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-31 09:56:43,628 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-31 09:56:43,629 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-31 09:56:43,629 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-31 09:56:43,629 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-31 09:56:43,629 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-31 09:56:43,629 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-01-31 09:56:43,630 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-31 09:56:43,630 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-31 09:56:43,630 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-31 09:56:43,630 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-31 09:56:43,630 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-31 09:56:43,630 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-31 09:56:43,631 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-31 09:56:43,631 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-31 09:56:43,631 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-31 09:56:43,631 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-31 09:56:43,631 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-31 09:56:43,631 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-31 09:56:43,632 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-31 09:56:43,632 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-31 09:56:43,685 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-31 09:56:43,696 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-31 09:56:43,699 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-31 09:56:43,701 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-31 09:56:43,701 INFO L276 PluginConnector]: CDTParser initialized [2018-01-31 09:56:43,701 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memsetNonZero3_true-valid-memsafety_true-termination.c [2018-01-31 09:56:43,806 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-31 09:56:43,816 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-01-31 09:56:43,817 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-31 09:56:43,818 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-31 09:56:43,825 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-31 09:56:43,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 09:56:43" (1/1) ... [2018-01-31 09:56:43,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65ef047b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:56:43, skipping insertion in model container [2018-01-31 09:56:43,832 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 09:56:43" (1/1) ... [2018-01-31 09:56:43,851 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-31 09:56:43,872 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-31 09:56:44,037 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-31 09:56:44,059 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-31 09:56:44,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:56:44 WrapperNode [2018-01-31 09:56:44,068 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-31 09:56:44,069 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-31 09:56:44,069 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-31 09:56:44,069 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-31 09:56:44,086 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:56:44" (1/1) ... [2018-01-31 09:56:44,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:56:44" (1/1) ... [2018-01-31 09:56:44,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:56:44" (1/1) ... [2018-01-31 09:56:44,098 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:56:44" (1/1) ... [2018-01-31 09:56:44,101 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:56:44" (1/1) ... [2018-01-31 09:56:44,105 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:56:44" (1/1) ... [2018-01-31 09:56:44,106 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:56:44" (1/1) ... [2018-01-31 09:56:44,108 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-31 09:56:44,108 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-31 09:56:44,109 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-31 09:56:44,109 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-31 09:56:44,110 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:56:44" (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 [2018-01-31 09:56:44,184 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-31 09:56:44,184 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-31 09:56:44,184 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-31 09:56:44,184 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-31 09:56:44,184 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-31 09:56:44,184 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-31 09:56:44,185 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-01-31 09:56:44,185 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-01-31 09:56:44,185 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-01-31 09:56:44,185 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-31 09:56:44,185 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-31 09:56:44,185 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-31 09:56:44,304 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-01-31 09:56:44,515 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-31 09:56:44,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 09:56:44 BoogieIcfgContainer [2018-01-31 09:56:44,516 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-31 09:56:44,516 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-01-31 09:56:44,517 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-01-31 09:56:44,518 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-01-31 09:56:44,521 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 09:56:44" (1/1) ... [2018-01-31 09:56:44,533 INFO L103 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning [2018-01-31 09:56:44,533 INFO L104 apSepIcfgTransformer]: To be partitioned heap arrays found [] [2018-01-31 09:56:44,534 INFO L150 apSepIcfgTransformer]: starting freeze-var-style preprocessing [2018-01-31 09:56:44,574 INFO L162 apSepIcfgTransformer]: finished StoreIndexFreezer, created 3 freeze vars and freeze var literals (each corresponds to one heap write) [2018-01-31 09:56:44,600 INFO L221 apSepIcfgTransformer]: finished preprocessing for the equality analysis [2018-01-31 09:56:44,654 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-31 09:56:45,550 INFO L314 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 24 variables. [2018-01-31 09:56:45,553 INFO L229 apSepIcfgTransformer]: finished equality analysis [2018-01-31 09:56:45,565 INFO L241 apSepIcfgTransformer]: Finished pre analysis before partitioning [2018-01-31 09:56:45,566 INFO L242 apSepIcfgTransformer]: array groups: Set: [2018-01-31 09:56:45,566 INFO L244 apSepIcfgTransformer]: select infos: Set: [2018-01-31 09:56:45,567 INFO L547 PartitionManager]: partitioning result: [2018-01-31 09:56:45,568 INFO L86 ransitionTransformer]: executing heap partitioning transformation [2018-01-31 09:56:45,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 31.01 09:56:45 BasicIcfg [2018-01-31 09:56:45,577 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2018-01-31 09:56:45,578 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-31 09:56:45,579 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-31 09:56:45,582 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-31 09:56:45,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.01 09:56:43" (1/4) ... [2018-01-31 09:56:45,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b11b109 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 09:56:45, skipping insertion in model container [2018-01-31 09:56:45,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:56:44" (2/4) ... [2018-01-31 09:56:45,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b11b109 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 09:56:45, skipping insertion in model container [2018-01-31 09:56:45,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 09:56:44" (3/4) ... [2018-01-31 09:56:45,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b11b109 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.01 09:56:45, skipping insertion in model container [2018-01-31 09:56:45,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 31.01 09:56:45" (4/4) ... [2018-01-31 09:56:45,585 INFO L107 eAbstractionObserver]: Analyzing ICFG HeapSeparatedIcfg [2018-01-31 09:56:45,592 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-31 09:56:45,599 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-01-31 09:56:45,626 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-31 09:56:45,626 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-31 09:56:45,627 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-31 09:56:45,627 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-31 09:56:45,627 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-31 09:56:45,627 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-31 09:56:45,627 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-31 09:56:45,627 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-01-31 09:56:45,628 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-31 09:56:45,646 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states. [2018-01-31 09:56:45,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-01-31 09:56:45,653 INFO L343 BasicCegarLoop]: Found error trace [2018-01-31 09:56:45,654 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2018-01-31 09:56:45,654 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr1RequiresViolation, mainErr2EnsuresViolation, mainErr0RequiresViolation]=== [2018-01-31 09:56:45,659 INFO L82 PathProgramCache]: Analyzing trace with hash 296383023, now seen corresponding path program 1 times [2018-01-31 09:56:45,660 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-31 09:56:45,661 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-31 09:56:45,770 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-31 09:56:45,770 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-31 09:56:45,771 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-31 09:56:45,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-31 09:56:45,811 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-31 09:56:45,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-31 09:56:45,936 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-31 09:56:45,936 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-01-31 09:56:45,938 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-31 09:56:45,944 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-31 09:56:45,945 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-31 09:56:45,946 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 4 states. [2018-01-31 09:56:46,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-31 09:56:46,054 INFO L93 Difference]: Finished difference Result 28 states and 31 transitions. [2018-01-31 09:56:46,055 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-01-31 09:56:46,056 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2018-01-31 09:56:46,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-31 09:56:46,065 INFO L225 Difference]: With dead ends: 28 [2018-01-31 09:56:46,065 INFO L226 Difference]: Without dead ends: 24 [2018-01-31 09:56:46,067 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-01-31 09:56:46,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2018-01-31 09:56:46,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2018-01-31 09:56:46,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2018-01-31 09:56:46,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 26 transitions. [2018-01-31 09:56:46,097 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 26 transitions. Word has length 6 [2018-01-31 09:56:46,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-31 09:56:46,099 INFO L432 AbstractCegarLoop]: Abstraction has 24 states and 26 transitions. [2018-01-31 09:56:46,099 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-31 09:56:46,099 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 26 transitions. [2018-01-31 09:56:46,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-01-31 09:56:46,100 INFO L343 BasicCegarLoop]: Found error trace [2018-01-31 09:56:46,100 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2018-01-31 09:56:46,100 INFO L371 AbstractCegarLoop]: === Iteration 2 === [mainErr1RequiresViolation, mainErr2EnsuresViolation, mainErr0RequiresViolation]=== [2018-01-31 09:56:46,101 INFO L82 PathProgramCache]: Analyzing trace with hash 296383025, now seen corresponding path program 1 times [2018-01-31 09:56:46,101 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-31 09:56:46,101 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-31 09:56:46,102 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-31 09:56:46,102 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-31 09:56:46,102 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-31 09:56:46,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-31 09:56:46,123 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-31 09:56:46,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-31 09:56:46,215 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-31 09:56:46,215 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-01-31 09:56:46,216 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-31 09:56:46,217 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-31 09:56:46,217 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-31 09:56:46,217 INFO L87 Difference]: Start difference. First operand 24 states and 26 transitions. Second operand 4 states. [2018-01-31 09:56:46,378 WARN L143 SmtUtils]: Spent 118ms on a formula simplification that was a NOOP. DAG size: 14 [2018-01-31 09:56:46,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-31 09:56:46,469 INFO L93 Difference]: Finished difference Result 24 states and 26 transitions. [2018-01-31 09:56:46,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-31 09:56:46,469 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2018-01-31 09:56:46,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-31 09:56:46,470 INFO L225 Difference]: With dead ends: 24 [2018-01-31 09:56:46,470 INFO L226 Difference]: Without dead ends: 23 [2018-01-31 09:56:46,471 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-01-31 09:56:46,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2018-01-31 09:56:46,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2018-01-31 09:56:46,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2018-01-31 09:56:46,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 25 transitions. [2018-01-31 09:56:46,475 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 25 transitions. Word has length 6 [2018-01-31 09:56:46,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-31 09:56:46,475 INFO L432 AbstractCegarLoop]: Abstraction has 23 states and 25 transitions. [2018-01-31 09:56:46,476 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-31 09:56:46,476 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2018-01-31 09:56:46,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-01-31 09:56:46,476 INFO L343 BasicCegarLoop]: Found error trace [2018-01-31 09:56:46,477 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-31 09:56:46,477 INFO L371 AbstractCegarLoop]: === Iteration 3 === [mainErr1RequiresViolation, mainErr2EnsuresViolation, mainErr0RequiresViolation]=== [2018-01-31 09:56:46,477 INFO L82 PathProgramCache]: Analyzing trace with hash 1185537242, now seen corresponding path program 1 times [2018-01-31 09:56:46,477 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-31 09:56:46,477 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-31 09:56:46,480 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-31 09:56:46,480 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-31 09:56:46,480 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-31 09:56:46,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-31 09:56:46,503 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-31 09:56:46,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-31 09:56:46,587 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-31 09:56:46,587 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-01-31 09:56:46,587 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-31 09:56:46,587 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-31 09:56:46,587 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-31 09:56:46,587 INFO L87 Difference]: Start difference. First operand 23 states and 25 transitions. Second operand 4 states. [2018-01-31 09:56:46,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-31 09:56:46,640 INFO L93 Difference]: Finished difference Result 23 states and 25 transitions. [2018-01-31 09:56:46,641 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-31 09:56:46,641 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2018-01-31 09:56:46,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-31 09:56:46,641 INFO L225 Difference]: With dead ends: 23 [2018-01-31 09:56:46,641 INFO L226 Difference]: Without dead ends: 0 [2018-01-31 09:56:46,642 INFO L554 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 [2018-01-31 09:56:46,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-31 09:56:46,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-31 09:56:46,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-31 09:56:46,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-31 09:56:46,643 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 11 [2018-01-31 09:56:46,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-31 09:56:46,643 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-31 09:56:46,643 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-31 09:56:46,643 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-31 09:56:46,643 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-31 09:56:46,647 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-31 09:56:46,733 INFO L399 ceAbstractionStarter]: For program point L1(lines 1 31) no Hoare annotation was computed. [2018-01-31 09:56:46,733 INFO L399 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 31) no Hoare annotation was computed. [2018-01-31 09:56:46,733 INFO L395 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 31) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-31 09:56:46,733 INFO L399 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 31) no Hoare annotation was computed. [2018-01-31 09:56:46,734 INFO L402 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-31 09:56:46,734 INFO L399 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-01-31 09:56:46,734 INFO L402 ceAbstractionStarter]: At program point L-1''(line -1) the Hoare annotation is: true [2018-01-31 09:56:46,734 INFO L399 ceAbstractionStarter]: For program point L-1'(line -1) no Hoare annotation was computed. [2018-01-31 09:56:46,734 INFO L399 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-31 09:56:46,734 INFO L399 ceAbstractionStarter]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2018-01-31 09:56:46,734 INFO L399 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-31 09:56:46,734 INFO L402 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 31) the Hoare annotation is: true [2018-01-31 09:56:46,735 INFO L399 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 31) no Hoare annotation was computed. [2018-01-31 09:56:46,735 INFO L402 ceAbstractionStarter]: At program point L1(lines 1 31) the Hoare annotation is: true [2018-01-31 09:56:46,735 INFO L399 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 31) no Hoare annotation was computed. [2018-01-31 09:56:46,735 INFO L399 ceAbstractionStarter]: For program point mainErr1RequiresViolation(line -1) no Hoare annotation was computed. [2018-01-31 09:56:46,735 INFO L399 ceAbstractionStarter]: For program point L30(line 30) no Hoare annotation was computed. [2018-01-31 09:56:46,735 INFO L399 ceAbstractionStarter]: For program point mainFINAL(lines 25 31) no Hoare annotation was computed. [2018-01-31 09:56:46,735 INFO L399 ceAbstractionStarter]: For program point mainErr2EnsuresViolation(lines 25 31) no Hoare annotation was computed. [2018-01-31 09:56:46,735 INFO L399 ceAbstractionStarter]: For program point mainErr0RequiresViolation(line -1) no Hoare annotation was computed. [2018-01-31 09:56:46,736 INFO L399 ceAbstractionStarter]: For program point mainEXIT(lines 25 31) no Hoare annotation was computed. [2018-01-31 09:56:46,736 INFO L395 ceAbstractionStarter]: At program point mainENTRY(lines 25 31) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-31 09:56:46,736 INFO L399 ceAbstractionStarter]: For program point L26(line 26) no Hoare annotation was computed. [2018-01-31 09:56:46,736 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)) [2018-01-31 09:56:46,736 INFO L399 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-01-31 09:56:46,736 INFO L399 ceAbstractionStarter]: For program point L26'(line 26) no Hoare annotation was computed. [2018-01-31 09:56:46,736 INFO L399 ceAbstractionStarter]: For program point L26''(line 26) no Hoare annotation was computed. [2018-01-31 09:56:46,736 INFO L399 ceAbstractionStarter]: For program point L29'(line 29) no Hoare annotation was computed. [2018-01-31 09:56:46,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.01 09:56:46 BasicIcfg [2018-01-31 09:56:46,741 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-31 09:56:46,741 INFO L168 Benchmark]: Toolchain (without parser) took 2934.53 ms. Allocated memory was 307.8 MB in the beginning and 465.0 MB in the end (delta: 157.3 MB). Free memory was 268.8 MB in the beginning and 402.8 MB in the end (delta: -134.0 MB). Peak memory consumption was 23.3 MB. Max. memory is 5.3 GB. [2018-01-31 09:56:46,742 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 307.8 MB. Free memory is still 273.8 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-31 09:56:46,742 INFO L168 Benchmark]: CACSL2BoogieTranslator took 251.08 ms. Allocated memory is still 307.8 MB. Free memory was 267.8 MB in the beginning and 259.7 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 5.3 GB. [2018-01-31 09:56:46,742 INFO L168 Benchmark]: Boogie Preprocessor took 39.24 ms. Allocated memory is still 307.8 MB. Free memory was 259.7 MB in the beginning and 258.7 MB in the end (delta: 996.4 kB). Peak memory consumption was 996.4 kB. Max. memory is 5.3 GB. [2018-01-31 09:56:46,743 INFO L168 Benchmark]: RCFGBuilder took 407.72 ms. Allocated memory is still 307.8 MB. Free memory was 258.7 MB in the beginning and 245.9 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 5.3 GB. [2018-01-31 09:56:46,743 INFO L168 Benchmark]: IcfgTransformer took 1061.15 ms. Allocated memory was 307.8 MB in the beginning and 324.0 MB in the end (delta: 16.3 MB). Free memory was 245.9 MB in the beginning and 215.6 MB in the end (delta: 30.3 MB). Peak memory consumption was 46.5 MB. Max. memory is 5.3 GB. [2018-01-31 09:56:46,743 INFO L168 Benchmark]: TraceAbstraction took 1162.39 ms. Allocated memory was 324.0 MB in the beginning and 465.0 MB in the end (delta: 141.0 MB). Free memory was 215.6 MB in the beginning and 402.8 MB in the end (delta: -187.2 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-01-31 09:56:46,745 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 307.8 MB. Free memory is still 273.8 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 251.08 ms. Allocated memory is still 307.8 MB. Free memory was 267.8 MB in the beginning and 259.7 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 39.24 ms. Allocated memory is still 307.8 MB. Free memory was 259.7 MB in the beginning and 258.7 MB in the end (delta: 996.4 kB). Peak memory consumption was 996.4 kB. Max. memory is 5.3 GB. * RCFGBuilder took 407.72 ms. Allocated memory is still 307.8 MB. Free memory was 258.7 MB in the beginning and 245.9 MB in the end (delta: 12.8 MB). Peak memory consumption was 12.8 MB. Max. memory is 5.3 GB. * IcfgTransformer took 1061.15 ms. Allocated memory was 307.8 MB in the beginning and 324.0 MB in the end (delta: 16.3 MB). Free memory was 245.9 MB in the beginning and 215.6 MB in the end (delta: 30.3 MB). Peak memory consumption was 46.5 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1162.39 ms. Allocated memory was 324.0 MB in the beginning and 465.0 MB in the end (delta: 141.0 MB). Free memory was 215.6 MB in the beginning and 402.8 MB in the end (delta: -187.2 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 : 264 LocStat_NO_SUPPORTING_DISEQUALITIES : 99 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 : 66 TransStat_NO_SUPPORTING_DISEQUALITIES : 6 TransStat_NO_DISJUNCTIONS : 41 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 4.907202 RENAME_VARIABLES(MILLISECONDS) : 0.028832 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 4.595586 PROJECTAWAY(MILLISECONDS) : 0.088446 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.133549 DISJOIN(MILLISECONDS) : 1.787073 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.054038 ADD_EQUALITY(MILLISECONDS) : 0.047523 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.010578 #CONJOIN_DISJUNCTIVE : 64 #RENAME_VARIABLES : 114 #UNFREEZE : 0 #CONJOIN : 116 #PROJECTAWAY : 105 #ADD_WEAK_EQUALITY : 4 #DISJOIN : 4 #RENAME_VARIABLES_DISJUNCTIVE : 113 #ADD_EQUALITY : 66 #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, 1.1s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.4s 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, 0.3s 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, 0.3s 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-0-2018-01-31_09-56-46-757.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-0-2018-01-31_09-56-46-757.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-0-2018-01-31_09-56-46-757.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-0-2018-01-31_09-56-46-757.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-0-2018-01-31_09-56-46-757.csv Received shutdown request...