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/memset_true-valid-memsafety_true-termination.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-5f7ec6e [2018-01-31 09:56:52,821 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-31 09:56:52,823 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-31 09:56:52,839 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-31 09:56:52,839 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-31 09:56:52,840 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-31 09:56:52,844 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-31 09:56:52,846 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-31 09:56:52,848 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-31 09:56:52,849 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-31 09:56:52,850 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-31 09:56:52,850 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-31 09:56:52,853 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-31 09:56:52,854 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-31 09:56:52,855 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-31 09:56:52,868 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-31 09:56:52,871 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-31 09:56:52,872 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-31 09:56:52,874 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-31 09:56:52,875 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-31 09:56:52,882 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-31 09:56:52,882 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-31 09:56:52,882 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-31 09:56:52,884 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-31 09:56:52,884 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-31 09:56:52,890 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-31 09:56:52,891 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-31 09:56:52,891 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-31 09:56:52,892 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-31 09:56:52,892 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-31 09:56:52,892 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-31 09:56:52,893 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 09:56:52,914 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-31 09:56:52,915 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-31 09:56:52,915 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-31 09:56:52,916 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-31 09:56:52,916 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-31 09:56:52,916 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-31 09:56:52,916 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-31 09:56:52,917 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-31 09:56:52,917 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-31 09:56:52,917 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-31 09:56:52,917 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-31 09:56:52,917 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-31 09:56:52,918 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-31 09:56:52,918 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-31 09:56:52,919 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-31 09:56:52,919 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-31 09:56:52,919 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-31 09:56:52,920 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-31 09:56:52,920 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-31 09:56:52,920 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-01-31 09:56:52,920 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-31 09:56:52,920 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-31 09:56:52,921 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-31 09:56:52,921 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-31 09:56:52,921 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-31 09:56:52,921 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-31 09:56:52,921 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-31 09:56:52,921 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-31 09:56:52,922 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-31 09:56:52,922 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-31 09:56:52,923 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-31 09:56:52,923 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-31 09:56:52,924 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-31 09:56:52,924 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-31 09:56:52,984 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-31 09:56:52,997 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-31 09:56:53,016 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-31 09:56:53,017 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-31 09:56:53,017 INFO L276 PluginConnector]: CDTParser initialized [2018-01-31 09:56:53,019 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memset_true-valid-memsafety_true-termination.c [2018-01-31 09:56:53,126 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-31 09:56:53,134 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-01-31 09:56:53,135 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-31 09:56:53,135 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-31 09:56:53,144 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-31 09:56:53,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 09:56:53" (1/1) ... [2018-01-31 09:56:53,149 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47b37ff0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:56:53, skipping insertion in model container [2018-01-31 09:56:53,149 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.01 09:56:53" (1/1) ... [2018-01-31 09:56:53,165 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-31 09:56:53,183 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-31 09:56:53,325 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-31 09:56:53,349 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-31 09:56:53,357 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:56:53 WrapperNode [2018-01-31 09:56:53,357 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-31 09:56:53,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-31 09:56:53,358 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-31 09:56:53,358 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-31 09:56:53,376 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:56:53" (1/1) ... [2018-01-31 09:56:53,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:56:53" (1/1) ... [2018-01-31 09:56:53,386 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:56:53" (1/1) ... [2018-01-31 09:56:53,387 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:56:53" (1/1) ... [2018-01-31 09:56:53,390 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:56:53" (1/1) ... [2018-01-31 09:56:53,395 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:56:53" (1/1) ... [2018-01-31 09:56:53,396 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:56:53" (1/1) ... [2018-01-31 09:56:53,398 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-31 09:56:53,399 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-31 09:56:53,399 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-31 09:56:53,399 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-31 09:56:53,400 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:56:53" (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 09:56:53,474 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-31 09:56:53,475 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-31 09:56:53,475 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-31 09:56:53,475 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-31 09:56:53,475 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-31 09:56:53,475 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-31 09:56:53,475 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-01-31 09:56:53,476 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-01-31 09:56:53,476 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-01-31 09:56:53,479 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-31 09:56:53,479 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-31 09:56:53,479 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-31 09:56:53,613 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-01-31 09:56:53,880 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-31 09:56:53,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 09:56:53 BoogieIcfgContainer [2018-01-31 09:56:53,881 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-31 09:56:53,882 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-01-31 09:56:53,882 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-01-31 09:56:53,883 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-01-31 09:56:53,886 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 09:56:53" (1/1) ... [2018-01-31 09:56:53,900 INFO L103 apSepIcfgTransformer]: HeapSepIcfgTransformer: Starting heap partitioning [2018-01-31 09:56:53,900 INFO L104 apSepIcfgTransformer]: To be partitioned heap arrays found [] [2018-01-31 09:56:53,901 INFO L150 apSepIcfgTransformer]: starting freeze-var-style preprocessing [2018-01-31 09:56:53,944 INFO L162 apSepIcfgTransformer]: finished StoreIndexFreezer, created 3 freeze vars and freeze var literals (each corresponds to one heap write) [2018-01-31 09:56:53,960 INFO L221 apSepIcfgTransformer]: finished preprocessing for the equality analysis [2018-01-31 09:56:54,008 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-31 09:56:54,857 INFO L314 AbstractInterpreter]: Visited 29 different actions 41 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 09:56:54,861 INFO L229 apSepIcfgTransformer]: finished equality analysis [2018-01-31 09:56:54,879 INFO L241 apSepIcfgTransformer]: Finished pre analysis before partitioning [2018-01-31 09:56:54,880 INFO L242 apSepIcfgTransformer]: array groups: Set: [2018-01-31 09:56:54,880 INFO L244 apSepIcfgTransformer]: select infos: Set: [2018-01-31 09:56:54,881 INFO L547 PartitionManager]: partitioning result: [2018-01-31 09:56:54,882 INFO L86 ransitionTransformer]: executing heap partitioning transformation [2018-01-31 09:56:54,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 31.01 09:56:54 BasicIcfg [2018-01-31 09:56:54,892 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2018-01-31 09:56:54,893 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-31 09:56:54,893 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-31 09:56:54,896 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-31 09:56:54,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.01 09:56:53" (1/4) ... [2018-01-31 09:56:54,897 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29e43660 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 09:56:54, skipping insertion in model container [2018-01-31 09:56:54,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.01 09:56:53" (2/4) ... [2018-01-31 09:56:54,898 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29e43660 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.01 09:56:54, skipping insertion in model container [2018-01-31 09:56:54,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.01 09:56:53" (3/4) ... [2018-01-31 09:56:54,898 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29e43660 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.01 09:56:54, skipping insertion in model container [2018-01-31 09:56:54,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 31.01 09:56:54" (4/4) ... [2018-01-31 09:56:54,900 INFO L107 eAbstractionObserver]: Analyzing ICFG HeapSeparatedIcfg [2018-01-31 09:56:54,909 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-31 09:56:54,916 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2018-01-31 09:56:54,958 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-31 09:56:54,958 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-31 09:56:54,958 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-31 09:56:54,959 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-31 09:56:54,959 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-31 09:56:54,962 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-31 09:56:54,962 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-31 09:56:54,962 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-01-31 09:56:54,963 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-31 09:56:54,978 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states. [2018-01-31 09:56:54,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-01-31 09:56:54,987 INFO L343 BasicCegarLoop]: Found error trace [2018-01-31 09:56:54,988 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-01-31 09:56:54,988 INFO L371 AbstractCegarLoop]: === Iteration 1 === [mainErr1RequiresViolation, mainErr2EnsuresViolation, mainErr0RequiresViolation]=== [2018-01-31 09:56:54,993 INFO L82 PathProgramCache]: Analyzing trace with hash 4531405, now seen corresponding path program 1 times [2018-01-31 09:56:54,995 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-31 09:56:54,996 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-31 09:56:55,133 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-31 09:56:55,134 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-31 09:56:55,134 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-31 09:56:55,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-31 09:56:55,186 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-31 09:56:55,293 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 09:56:55,296 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-31 09:56:55,297 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-31 09:56:55,298 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-31 09:56:55,308 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-31 09:56:55,309 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-31 09:56:55,311 INFO L87 Difference]: Start difference. First operand 26 states. Second operand 3 states. [2018-01-31 09:56:55,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-31 09:56:55,468 INFO L93 Difference]: Finished difference Result 26 states and 29 transitions. [2018-01-31 09:56:55,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-31 09:56:55,470 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-01-31 09:56:55,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-31 09:56:55,480 INFO L225 Difference]: With dead ends: 26 [2018-01-31 09:56:55,480 INFO L226 Difference]: Without dead ends: 22 [2018-01-31 09:56:55,483 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-31 09:56:55,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2018-01-31 09:56:55,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2018-01-31 09:56:55,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2018-01-31 09:56:55,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 24 transitions. [2018-01-31 09:56:55,513 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 24 transitions. Word has length 4 [2018-01-31 09:56:55,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-31 09:56:55,514 INFO L432 AbstractCegarLoop]: Abstraction has 22 states and 24 transitions. [2018-01-31 09:56:55,515 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-31 09:56:55,515 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2018-01-31 09:56:55,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-01-31 09:56:55,515 INFO L343 BasicCegarLoop]: Found error trace [2018-01-31 09:56:55,515 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-01-31 09:56:55,516 INFO L371 AbstractCegarLoop]: === Iteration 2 === [mainErr1RequiresViolation, mainErr2EnsuresViolation, mainErr0RequiresViolation]=== [2018-01-31 09:56:55,516 INFO L82 PathProgramCache]: Analyzing trace with hash 4531407, now seen corresponding path program 1 times [2018-01-31 09:56:55,516 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-31 09:56:55,516 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-31 09:56:55,517 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-31 09:56:55,517 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-31 09:56:55,517 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-31 09:56:55,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-31 09:56:55,541 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-31 09:56:55,633 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 09:56:55,633 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-31 09:56:55,633 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-31 09:56:55,634 INFO L409 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-01-31 09:56:55,635 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-01-31 09:56:55,636 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-31 09:56:55,636 INFO L87 Difference]: Start difference. First operand 22 states and 24 transitions. Second operand 3 states. [2018-01-31 09:56:55,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-31 09:56:55,672 INFO L93 Difference]: Finished difference Result 22 states and 24 transitions. [2018-01-31 09:56:55,672 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-01-31 09:56:55,672 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-01-31 09:56:55,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-31 09:56:55,673 INFO L225 Difference]: With dead ends: 22 [2018-01-31 09:56:55,673 INFO L226 Difference]: Without dead ends: 21 [2018-01-31 09:56:55,674 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-01-31 09:56:55,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2018-01-31 09:56:55,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2018-01-31 09:56:55,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2018-01-31 09:56:55,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 23 transitions. [2018-01-31 09:56:55,680 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 23 transitions. Word has length 4 [2018-01-31 09:56:55,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-31 09:56:55,680 INFO L432 AbstractCegarLoop]: Abstraction has 21 states and 23 transitions. [2018-01-31 09:56:55,681 INFO L433 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-01-31 09:56:55,681 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2018-01-31 09:56:55,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-01-31 09:56:55,681 INFO L343 BasicCegarLoop]: Found error trace [2018-01-31 09:56:55,682 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-31 09:56:55,682 INFO L371 AbstractCegarLoop]: === Iteration 3 === [mainErr1RequiresViolation, mainErr2EnsuresViolation, mainErr0RequiresViolation]=== [2018-01-31 09:56:55,682 INFO L82 PathProgramCache]: Analyzing trace with hash 870146032, now seen corresponding path program 1 times [2018-01-31 09:56:55,683 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-31 09:56:55,683 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-31 09:56:55,684 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-31 09:56:55,684 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-31 09:56:55,684 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-31 09:56:55,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-31 09:56:55,706 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-31 09:56:55,839 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 09:56:55,840 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-31 09:56:55,840 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-01-31 09:56:55,840 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-31 09:56:55,841 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-31 09:56:55,841 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-31 09:56:55,841 INFO L87 Difference]: Start difference. First operand 21 states and 23 transitions. Second operand 4 states. [2018-01-31 09:56:55,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-31 09:56:55,938 INFO L93 Difference]: Finished difference Result 21 states and 23 transitions. [2018-01-31 09:56:55,939 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-31 09:56:55,939 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9 [2018-01-31 09:56:55,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-31 09:56:55,939 INFO L225 Difference]: With dead ends: 21 [2018-01-31 09:56:55,939 INFO L226 Difference]: Without dead ends: 0 [2018-01-31 09:56:55,940 INFO L554 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 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 09:56:55,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-01-31 09:56:55,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-01-31 09:56:55,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-01-31 09:56:55,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-01-31 09:56:55,941 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 9 [2018-01-31 09:56:55,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-31 09:56:55,941 INFO L432 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-01-31 09:56:55,941 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-31 09:56:55,942 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-01-31 09:56:55,942 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-01-31 09:56:55,946 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-01-31 09:56:56,146 WARN L143 SmtUtils]: Spent 104ms on a formula simplification that was a NOOP. DAG size: 18 [2018-01-31 09:56:56,152 INFO L399 ceAbstractionStarter]: For program point L1(lines 1 29) no Hoare annotation was computed. [2018-01-31 09:56:56,152 INFO L399 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(lines 1 29) no Hoare annotation was computed. [2018-01-31 09:56:56,153 INFO L395 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(lines 1 29) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-31 09:56:56,153 INFO L399 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(lines 1 29) no Hoare annotation was computed. [2018-01-31 09:56:56,153 INFO L402 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-01-31 09:56:56,153 INFO L399 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2018-01-31 09:56:56,153 INFO L402 ceAbstractionStarter]: At program point L-1''(line -1) the Hoare annotation is: true [2018-01-31 09:56:56,153 INFO L399 ceAbstractionStarter]: For program point L-1'(line -1) no Hoare annotation was computed. [2018-01-31 09:56:56,153 INFO L399 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-01-31 09:56:56,153 INFO L399 ceAbstractionStarter]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2018-01-31 09:56:56,153 INFO L399 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-01-31 09:56:56,154 INFO L402 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(lines 1 29) the Hoare annotation is: true [2018-01-31 09:56:56,154 INFO L399 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(lines 1 29) no Hoare annotation was computed. [2018-01-31 09:56:56,154 INFO L402 ceAbstractionStarter]: At program point L1(lines 1 29) the Hoare annotation is: true [2018-01-31 09:56:56,154 INFO L399 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(lines 1 29) no Hoare annotation was computed. [2018-01-31 09:56:56,154 INFO L395 ceAbstractionStarter]: At program point mainENTRY(lines 25 29) the Hoare annotation is: (= |#valid| |old(#valid)|) [2018-01-31 09:56:56,154 INFO L399 ceAbstractionStarter]: For program point L27(line 27) no Hoare annotation was computed. [2018-01-31 09:56:56,154 INFO L395 ceAbstractionStarter]: At program point L26(line 26) the Hoare annotation is: (and (= |main_~#cstats~2.offset| 0) (= (store |#valid| |main_~#cstats~2.base| (select (store |#valid| |main_~#cstats~2.base| 0) |main_~#cstats~2.base|)) |old(#valid)|) (= (select |#length| |main_~#cstats~2.base|) 80) (= 1 (select |#valid| |main_~#cstats~2.base|))) [2018-01-31 09:56:56,154 INFO L399 ceAbstractionStarter]: For program point mainErr1RequiresViolation(line -1) no Hoare annotation was computed. [2018-01-31 09:56:56,155 INFO L399 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2018-01-31 09:56:56,155 INFO L399 ceAbstractionStarter]: For program point L26'(line 26) no Hoare annotation was computed. [2018-01-31 09:56:56,155 INFO L399 ceAbstractionStarter]: For program point L26''(line 26) no Hoare annotation was computed. [2018-01-31 09:56:56,155 INFO L399 ceAbstractionStarter]: For program point mainFINAL(lines 25 29) no Hoare annotation was computed. [2018-01-31 09:56:56,155 INFO L399 ceAbstractionStarter]: For program point mainErr2EnsuresViolation(lines 25 29) no Hoare annotation was computed. [2018-01-31 09:56:56,155 INFO L399 ceAbstractionStarter]: For program point mainErr0RequiresViolation(line -1) no Hoare annotation was computed. [2018-01-31 09:56:56,155 INFO L399 ceAbstractionStarter]: For program point mainEXIT(lines 25 29) no Hoare annotation was computed. [2018-01-31 09:56:56,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.01 09:56:56 BasicIcfg [2018-01-31 09:56:56,159 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-01-31 09:56:56,160 INFO L168 Benchmark]: Toolchain (without parser) took 3033.36 ms. Allocated memory was 296.7 MB in the beginning and 461.9 MB in the end (delta: 165.2 MB). Free memory was 257.5 MB in the beginning and 406.9 MB in the end (delta: -149.4 MB). Peak memory consumption was 15.7 MB. Max. memory is 5.3 GB. [2018-01-31 09:56:56,160 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 296.7 MB. Free memory is still 262.4 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-31 09:56:56,160 INFO L168 Benchmark]: CACSL2BoogieTranslator took 222.76 ms. Allocated memory is still 296.7 MB. Free memory was 256.5 MB in the beginning and 249.2 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 5.3 GB. [2018-01-31 09:56:56,161 INFO L168 Benchmark]: Boogie Preprocessor took 40.04 ms. Allocated memory is still 296.7 MB. Free memory was 249.2 MB in the beginning and 247.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-31 09:56:56,161 INFO L168 Benchmark]: RCFGBuilder took 482.81 ms. Allocated memory is still 296.7 MB. Free memory was 247.3 MB in the beginning and 234.3 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 5.3 GB. [2018-01-31 09:56:56,161 INFO L168 Benchmark]: IcfgTransformer took 1010.13 ms. Allocated memory was 296.7 MB in the beginning and 322.4 MB in the end (delta: 25.7 MB). Free memory was 234.3 MB in the beginning and 227.5 MB in the end (delta: 6.8 MB). Peak memory consumption was 32.5 MB. Max. memory is 5.3 GB. [2018-01-31 09:56:56,162 INFO L168 Benchmark]: TraceAbstraction took 1266.46 ms. Allocated memory was 322.4 MB in the beginning and 461.9 MB in the end (delta: 139.5 MB). Free memory was 227.5 MB in the beginning and 406.9 MB in the end (delta: -179.4 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-01-31 09:56:56,165 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 296.7 MB. Free memory is still 262.4 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 222.76 ms. Allocated memory is still 296.7 MB. Free memory was 256.5 MB in the beginning and 249.2 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 40.04 ms. Allocated memory is still 296.7 MB. Free memory was 249.2 MB in the beginning and 247.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 482.81 ms. Allocated memory is still 296.7 MB. Free memory was 247.3 MB in the beginning and 234.3 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 5.3 GB. * IcfgTransformer took 1010.13 ms. Allocated memory was 296.7 MB in the beginning and 322.4 MB in the end (delta: 25.7 MB). Free memory was 234.3 MB in the beginning and 227.5 MB in the end (delta: 6.8 MB). Peak memory consumption was 32.5 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1266.46 ms. Allocated memory was 322.4 MB in the beginning and 461.9 MB in the end (delta: 139.5 MB). Free memory was 227.5 MB in the beginning and 406.9 MB in the end (delta: -179.4 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 : 24 LocStat_MAX_WEQGRAPH_SIZE : 2 LocStat_MAX_SIZEOF_WEQEDGELABEL : 1 LocStat_NO_SUPPORTING_EQUALITIES : 221 LocStat_NO_SUPPORTING_DISEQUALITIES : 85 LocStat_NO_DISJUNCTIONS : -48 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 38 TransStat_MAX_WEQGRAPH_SIZE : 2 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 64 TransStat_NO_SUPPORTING_DISEQUALITIES : 6 TransStat_NO_DISJUNCTIONS : 39 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 15.366388 RENAME_VARIABLES(MILLISECONDS) : 0.034105 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 14.616386 PROJECTAWAY(MILLISECONDS) : 0.127785 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.160762 DISJOIN(MILLISECONDS) : 0.643763 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.066955 ADD_EQUALITY(MILLISECONDS) : 0.042925 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.032512 #CONJOIN_DISJUNCTIVE : 61 #RENAME_VARIABLES : 110 #UNFREEZE : 0 #CONJOIN : 113 #PROJECTAWAY : 101 #ADD_WEAK_EQUALITY : 4 #DISJOIN : 4 #RENAME_VARIABLES_DISJUNCTIVE : 109 #ADD_EQUALITY : 64 #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, 26 locations, 3 error locations. SAFE Result, 1.2s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 62 SDtfs, 16 SDslu, 34 SDs, 0 SdLazy, 41 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=26occurred 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, 35 HoareAnnotationTreeSize, 7 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 4 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 14 ConstructedInterpolants, 0 QuantifiedInterpolants, 486 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/memset_true-valid-memsafety_true-termination.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-Benchmark-0-2018-01-31_09-56-56-177.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memset_true-valid-memsafety_true-termination.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-VPDomainBenchmark-0-2018-01-31_09-56-56-177.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memset_true-valid-memsafety_true-termination.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-BenchmarkWithCounters-0-2018-01-31_09-56-56-177.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memset_true-valid-memsafety_true-termination.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-HeapSeparatorBenchmark-0-2018-01-31_09-56-56-177.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memset_true-valid-memsafety_true-termination.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-TraceAbstractionBenchmarks-0-2018-01-31_09-56-56-177.csv Received shutdown request...