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 --cacsl2boogietranslator.bitprecise.bitfields false -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf -i ../../../trunk/examples/svcomp/ldv-memsafety-bitfields/test-bitfields-1_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-666feb3-m [2018-04-11 14:23:47,851 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-11 14:23:47,852 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-11 14:23:47,863 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-11 14:23:47,864 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-11 14:23:47,865 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-11 14:23:47,866 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-11 14:23:47,868 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-11 14:23:47,869 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-11 14:23:47,870 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-11 14:23:47,871 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-11 14:23:47,871 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-11 14:23:47,872 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-11 14:23:47,873 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-11 14:23:47,874 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-11 14:23:47,876 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-11 14:23:47,877 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-11 14:23:47,879 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-11 14:23:47,880 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-11 14:23:47,881 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-11 14:23:47,882 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-11 14:23:47,883 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-11 14:23:47,883 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-11 14:23:47,884 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-11 14:23:47,885 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-11 14:23:47,885 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-11 14:23:47,886 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-11 14:23:47,886 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-11 14:23:47,887 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-11 14:23:47,887 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-11 14:23:47,887 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-11 14:23:47,888 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf [2018-04-11 14:23:47,909 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-11 14:23:47,910 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-11 14:23:47,911 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-11 14:23:47,911 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-11 14:23:47,911 INFO L133 SettingsManager]: * Use SBE=true [2018-04-11 14:23:47,912 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-11 14:23:47,912 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-11 14:23:47,912 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-11 14:23:47,912 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-11 14:23:47,912 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-11 14:23:47,913 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-11 14:23:47,913 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-11 14:23:47,913 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-11 14:23:47,913 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-11 14:23:47,913 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-11 14:23:47,913 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-11 14:23:47,914 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-11 14:23:47,914 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-11 14:23:47,914 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-11 14:23:47,914 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-11 14:23:47,914 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-11 14:23:47,914 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_TreeInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-11 14:23:47,943 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-11 14:23:47,954 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-11 14:23:47,959 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-11 14:23:47,960 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-11 14:23:47,960 INFO L276 PluginConnector]: CDTParser initialized [2018-04-11 14:23:47,961 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety-bitfields/test-bitfields-1_true-valid-memsafety_true-termination.i [2018-04-11 14:23:48,275 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGaeeccaa2f [2018-04-11 14:23:48,368 INFO L287 CDTParser]: IsIndexed: true [2018-04-11 14:23:48,368 INFO L288 CDTParser]: Found 1 translation units. [2018-04-11 14:23:48,368 INFO L168 CDTParser]: Scanning test-bitfields-1_true-valid-memsafety_true-termination.i [2018-04-11 14:23:48,369 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-11 14:23:48,369 INFO L215 ultiparseSymbolTable]: [2018-04-11 14:23:48,369 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-11 14:23:48,369 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in test-bitfields-1_true-valid-memsafety_true-termination.i [2018-04-11 14:23:48,370 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-11 14:23:48,370 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_bitfields___true_valid_memsafety_true_termination_i__size_t in test-bitfields-1_true-valid-memsafety_true-termination.i [2018-04-11 14:23:48,381 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAGaeeccaa2f [2018-04-11 14:23:48,385 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-11 14:23:48,385 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-11 14:23:48,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-11 14:23:48,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-11 14:23:48,390 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-11 14:23:48,391 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 02:23:48" (1/1) ... [2018-04-11 14:23:48,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@448319ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 02:23:48, skipping insertion in model container [2018-04-11 14:23:48,392 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.04 02:23:48" (1/1) ... [2018-04-11 14:23:48,403 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 14:23:48,411 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-11 14:23:48,512 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 14:23:48,527 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-11 14:23:48,531 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 11 non ball SCCs. Number of states in SCCs 11. [2018-04-11 14:23:48,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 02:23:48 WrapperNode [2018-04-11 14:23:48,537 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-11 14:23:48,537 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-11 14:23:48,537 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-11 14:23:48,537 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-11 14:23:48,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 02:23:48" (1/1) ... [2018-04-11 14:23:48,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 02:23:48" (1/1) ... [2018-04-11 14:23:48,556 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 02:23:48" (1/1) ... [2018-04-11 14:23:48,556 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 02:23:48" (1/1) ... [2018-04-11 14:23:48,561 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 02:23:48" (1/1) ... [2018-04-11 14:23:48,562 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 02:23:48" (1/1) ... [2018-04-11 14:23:48,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 02:23:48" (1/1) ... [2018-04-11 14:23:48,564 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-11 14:23:48,564 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-11 14:23:48,564 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-11 14:23:48,564 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-11 14:23:48,565 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 02:23:48" (1/1) ... No working directory specified, using /home/ultimate/work/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 [2018-04-11 14:23:48,608 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-11 14:23:48,608 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-11 14:23:48,609 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-11 14:23:48,609 INFO L128 BoogieDeclarations]: Found specification of procedure memcpy [2018-04-11 14:23:48,609 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-11 14:23:48,609 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-11 14:23:48,609 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-11 14:23:48,609 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-11 14:23:48,609 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-11 14:23:48,610 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-11 14:23:48,610 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-11 14:23:48,610 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-11 14:23:48,610 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-11 14:23:48,610 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-11 14:23:48,868 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-11 14:23:48,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 02:23:48 BoogieIcfgContainer [2018-04-11 14:23:48,869 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-11 14:23:48,870 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-11 14:23:48,870 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-11 14:23:48,872 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-11 14:23:48,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.04 02:23:48" (1/3) ... [2018-04-11 14:23:48,873 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@366e4d88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 02:23:48, skipping insertion in model container [2018-04-11 14:23:48,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.04 02:23:48" (2/3) ... [2018-04-11 14:23:48,874 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@366e4d88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.04 02:23:48, skipping insertion in model container [2018-04-11 14:23:48,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.04 02:23:48" (3/3) ... [2018-04-11 14:23:48,875 INFO L107 eAbstractionObserver]: Analyzing ICFG test-bitfields-1_true-valid-memsafety_true-termination.i [2018-04-11 14:23:48,883 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_TreeInterpolation Determinization: PREDICATE_ABSTRACTION [2018-04-11 14:23:48,889 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 27 error locations. [2018-04-11 14:23:48,915 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-11 14:23:48,916 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-11 14:23:48,916 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-11 14:23:48,916 INFO L371 AbstractCegarLoop]: Compute interpolants for Craig_TreeInterpolation [2018-04-11 14:23:48,916 INFO L372 AbstractCegarLoop]: Backedges is CANONICAL [2018-04-11 14:23:48,916 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-11 14:23:48,916 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-11 14:23:48,916 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-11 14:23:48,916 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-11 14:23:48,917 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-11 14:23:48,926 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states. [2018-04-11 14:23:48,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-04-11 14:23:48,934 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 14:23:48,935 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 14:23:48,935 INFO L408 AbstractCegarLoop]: === Iteration 1 === [mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr10AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr17AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr4AssertViolationMEMORY_FREE, mainErr11AssertViolationMEMORY_FREE, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr14RequiresViolation, mainErr5AssertViolationMEMORY_FREE]=== [2018-04-11 14:23:48,938 INFO L82 PathProgramCache]: Analyzing trace with hash -815339273, now seen corresponding path program 1 times [2018-04-11 14:23:48,971 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 14:23:48,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 14:23:48,998 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 14:23:49,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 14:23:49,043 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 14:23:49,044 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-11 14:23:49,045 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 14:23:49,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 14:23:49,045 INFO L182 omatonBuilderFactory]: Interpolants [69#true, 70#false, 71#(= 1 (select |#valid| |main_#t~malloc0.base|)), 72#(= 1 (select |#valid| main_~p~0.base))] [2018-04-11 14:23:49,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 14:23:49,046 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 14:23:49,057 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 14:23:49,058 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 14:23:49,060 INFO L87 Difference]: Start difference. First operand 66 states. Second operand 4 states. [2018-04-11 14:23:49,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 14:23:49,237 INFO L93 Difference]: Finished difference Result 96 states and 102 transitions. [2018-04-11 14:23:49,238 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-11 14:23:49,239 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9 [2018-04-11 14:23:49,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 14:23:49,247 INFO L225 Difference]: With dead ends: 96 [2018-04-11 14:23:49,247 INFO L226 Difference]: Without dead ends: 93 [2018-04-11 14:23:49,251 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-11 14:23:49,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2018-04-11 14:23:49,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 59. [2018-04-11 14:23:49,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2018-04-11 14:23:49,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 66 transitions. [2018-04-11 14:23:49,278 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 66 transitions. Word has length 9 [2018-04-11 14:23:49,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 14:23:49,279 INFO L459 AbstractCegarLoop]: Abstraction has 59 states and 66 transitions. [2018-04-11 14:23:49,279 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 14:23:49,279 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 66 transitions. [2018-04-11 14:23:49,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-04-11 14:23:49,279 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 14:23:49,280 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 14:23:49,280 INFO L408 AbstractCegarLoop]: === Iteration 2 === [mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr10AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr17AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr4AssertViolationMEMORY_FREE, mainErr11AssertViolationMEMORY_FREE, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr14RequiresViolation, mainErr5AssertViolationMEMORY_FREE]=== [2018-04-11 14:23:49,280 INFO L82 PathProgramCache]: Analyzing trace with hash -815339272, now seen corresponding path program 1 times [2018-04-11 14:23:49,281 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 14:23:49,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 14:23:49,302 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 14:23:49,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 14:23:49,340 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 14:23:49,340 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-11 14:23:49,340 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 14:23:49,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 14:23:49,341 INFO L182 omatonBuilderFactory]: Interpolants [230#true, 231#false, 232#(and (= 2 (select |#length| |main_#t~malloc0.base|)) (= 0 |main_#t~malloc0.offset|)), 233#(and (= 2 (select |#length| main_~p~0.base)) (= main_~p~0.offset 0))] [2018-04-11 14:23:49,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 14:23:49,342 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 14:23:49,342 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 14:23:49,343 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 14:23:49,343 INFO L87 Difference]: Start difference. First operand 59 states and 66 transitions. Second operand 4 states. [2018-04-11 14:23:49,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 14:23:49,375 INFO L93 Difference]: Finished difference Result 26 states and 27 transitions. [2018-04-11 14:23:49,375 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 14:23:49,375 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9 [2018-04-11 14:23:49,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 14:23:49,376 INFO L225 Difference]: With dead ends: 26 [2018-04-11 14:23:49,376 INFO L226 Difference]: Without dead ends: 26 [2018-04-11 14:23:49,376 INFO L567 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-04-11 14:23:49,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2018-04-11 14:23:49,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2018-04-11 14:23:49,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2018-04-11 14:23:49,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 27 transitions. [2018-04-11 14:23:49,378 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 27 transitions. Word has length 9 [2018-04-11 14:23:49,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 14:23:49,378 INFO L459 AbstractCegarLoop]: Abstraction has 26 states and 27 transitions. [2018-04-11 14:23:49,378 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 14:23:49,378 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2018-04-11 14:23:49,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-11 14:23:49,379 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 14:23:49,379 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 14:23:49,379 INFO L408 AbstractCegarLoop]: === Iteration 3 === [mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr10AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr17AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr4AssertViolationMEMORY_FREE, mainErr11AssertViolationMEMORY_FREE, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr14RequiresViolation, mainErr5AssertViolationMEMORY_FREE]=== [2018-04-11 14:23:49,379 INFO L82 PathProgramCache]: Analyzing trace with hash -1182458942, now seen corresponding path program 1 times [2018-04-11 14:23:49,380 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 14:23:49,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-11 14:23:49,391 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-11 14:23:49,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 14:23:49,451 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-11 14:23:49,451 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-11 14:23:49,451 INFO L142 lantAutomatonBuilder]: Constructing canonical interpolant automaton, with selfloop in false state [2018-04-11 14:23:49,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 14:23:49,451 INFO L182 omatonBuilderFactory]: Interpolants [288#true, 289#false, 290#(= 1 (select (select |#memory_int| main_~p~0.base) main_~p~0.offset)), 291#(= |main_#t~mem1| 1)] [2018-04-11 14:23:49,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-11 14:23:49,452 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-11 14:23:49,452 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-11 14:23:49,452 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-11 14:23:49,453 INFO L87 Difference]: Start difference. First operand 26 states and 27 transitions. Second operand 4 states. [2018-04-11 14:23:49,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-11 14:23:49,485 INFO L93 Difference]: Finished difference Result 21 states and 21 transitions. [2018-04-11 14:23:49,485 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-11 14:23:49,486 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 15 [2018-04-11 14:23:49,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-11 14:23:49,486 INFO L225 Difference]: With dead ends: 21 [2018-04-11 14:23:49,486 INFO L226 Difference]: Without dead ends: 21 [2018-04-11 14:23:49,487 INFO L567 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 [2018-04-11 14:23:49,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2018-04-11 14:23:49,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2018-04-11 14:23:49,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2018-04-11 14:23:49,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2018-04-11 14:23:49,489 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 21 transitions. Word has length 15 [2018-04-11 14:23:49,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-11 14:23:49,490 INFO L459 AbstractCegarLoop]: Abstraction has 21 states and 21 transitions. [2018-04-11 14:23:49,490 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-11 14:23:49,490 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2018-04-11 14:23:49,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-11 14:23:49,490 INFO L347 BasicCegarLoop]: Found error trace [2018-04-11 14:23:49,490 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-11 14:23:49,491 INFO L408 AbstractCegarLoop]: === Iteration 4 === [mainErr13RequiresViolation, mainErr25AssertViolationMEMORY_FREE, mainErr26EnsuresViolationMEMORY_LEAK, mainErr10AssertViolationMEMORY_FREE, mainErr18RequiresViolation, mainErr0RequiresViolation, mainErr21RequiresViolation, mainErr17AssertViolationMEMORY_FREE, mainErr3RequiresViolation, mainErr15RequiresViolation, mainErr2RequiresViolation, mainErr12RequiresViolation, mainErr6RequiresViolation, mainErr19RequiresViolation, mainErr24AssertViolationMEMORY_FREE, mainErr1RequiresViolation, mainErr23AssertViolationMEMORY_FREE, mainErr9RequiresViolation, mainErr4AssertViolationMEMORY_FREE, mainErr11AssertViolationMEMORY_FREE, mainErr22AssertViolationMEMORY_FREE, mainErr7RequiresViolation, mainErr20RequiresViolation, mainErr8RequiresViolation, mainErr16AssertViolationMEMORY_FREE, mainErr14RequiresViolation, mainErr5AssertViolationMEMORY_FREE]=== [2018-04-11 14:23:49,491 INFO L82 PathProgramCache]: Analyzing trace with hash -1175777463, now seen corresponding path program 1 times [2018-04-11 14:23:49,492 INFO L68 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-04-11 14:23:49,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-11 14:23:49,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-11 14:23:49,527 INFO L421 BasicCegarLoop]: Counterexample might be feasible [2018-04-11 14:23:49,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.04 02:23:49 BoogieIcfgContainer [2018-04-11 14:23:49,544 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-11 14:23:49,545 INFO L168 Benchmark]: Toolchain (without parser) took 1159.68 ms. Allocated memory was 400.0 MB in the beginning and 606.6 MB in the end (delta: 206.6 MB). Free memory was 336.8 MB in the beginning and 494.1 MB in the end (delta: -157.3 MB). Peak memory consumption was 49.3 MB. Max. memory is 5.3 GB. [2018-04-11 14:23:49,546 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 400.0 MB. Free memory is still 360.0 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-11 14:23:49,546 INFO L168 Benchmark]: CACSL2BoogieTranslator took 150.92 ms. Allocated memory is still 400.0 MB. Free memory was 336.8 MB in the beginning and 327.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 5.3 GB. [2018-04-11 14:23:49,546 INFO L168 Benchmark]: Boogie Preprocessor took 26.91 ms. Allocated memory is still 400.0 MB. Free memory was 327.3 MB in the beginning and 324.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-04-11 14:23:49,547 INFO L168 Benchmark]: RCFGBuilder took 304.65 ms. Allocated memory was 400.0 MB in the beginning and 606.6 MB in the end (delta: 206.6 MB). Free memory was 324.6 MB in the beginning and 566.0 MB in the end (delta: -241.4 MB). Peak memory consumption was 26.1 MB. Max. memory is 5.3 GB. [2018-04-11 14:23:49,547 INFO L168 Benchmark]: TraceAbstraction took 674.50 ms. Allocated memory is still 606.6 MB. Free memory was 566.0 MB in the beginning and 494.1 MB in the end (delta: 71.9 MB). Peak memory consumption was 71.9 MB. Max. memory is 5.3 GB. [2018-04-11 14:23:49,548 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 400.0 MB. Free memory is still 360.0 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 150.92 ms. Allocated memory is still 400.0 MB. Free memory was 336.8 MB in the beginning and 327.3 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 26.91 ms. Allocated memory is still 400.0 MB. Free memory was 327.3 MB in the beginning and 324.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 304.65 ms. Allocated memory was 400.0 MB in the beginning and 606.6 MB in the end (delta: 206.6 MB). Free memory was 324.6 MB in the beginning and 566.0 MB in the end (delta: -241.4 MB). Peak memory consumption was 26.1 MB. Max. memory is 5.3 GB. * TraceAbstraction took 674.50 ms. Allocated memory is still 606.6 MB. Free memory was 566.0 MB in the beginning and 494.1 MB in the end (delta: 71.9 MB). Peak memory consumption was 71.9 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 32]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L22] struct A *p; [L23] EXPR, FCALL malloc(2) VAL [malloc(2)={4:0}] [L23] p = malloc(2) VAL [malloc(2)={4:0}, p={4:0}] [L24] FCALL p->a = 1 VAL [malloc(2)={4:0}, p={4:0}] [L25] EXPR, FCALL p->a VAL [malloc(2)={4:0}, p={4:0}, p->a=1] [L25] COND FALSE !(p->a != 1) [L28] FCALL p->b = 2 VAL [malloc(2)={4:0}, p={4:0}] [L29] EXPR, FCALL p->b VAL [malloc(2)={4:0}, p={4:0}, p->b=2] [L29] COND FALSE !(p->b != 2) [L32] FCALL p->c = 3 - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 66 locations, 27 error locations. UNSAFE Result, 0.6s OverallTime, 4 OverallIterations, 1 TraceHistogramMax, 0.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 55 SDtfs, 151 SDslu, 58 SDs, 0 SdLazy, 107 SolverSat, 32 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, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=66occurred 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, 34 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 48 NumberOfCodeBlocks, 48 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 30 ConstructedInterpolants, 0 QuantifiedInterpolants, 628 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 incorrect! Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-bitfields-1_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-11_14-23-49-554.csv Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/test-bitfields-1_true-valid-memsafety_true-termination.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_Array.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-11_14-23-49-554.csv Received shutdown request...