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_Camel.epf -i ../../../trunk/examples/svcomp/ldv-memsafety-bitfields/test-bitfields-1_true-valid-memsafety_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-408c70d-m [2018-04-12 16:46:27,097 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-04-12 16:46:27,099 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-04-12 16:46:27,110 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-04-12 16:46:27,110 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-04-12 16:46:27,111 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-04-12 16:46:27,111 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-04-12 16:46:27,113 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-04-12 16:46:27,114 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-04-12 16:46:27,115 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-04-12 16:46:27,116 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-04-12 16:46:27,116 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-04-12 16:46:27,117 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-04-12 16:46:27,117 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-04-12 16:46:27,118 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-04-12 16:46:27,120 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-04-12 16:46:27,121 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-04-12 16:46:27,123 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-04-12 16:46:27,123 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-04-12 16:46:27,124 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-04-12 16:46:27,126 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-04-12 16:46:27,126 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-04-12 16:46:27,126 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-04-12 16:46:27,127 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-04-12 16:46:27,128 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-04-12 16:46:27,128 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-04-12 16:46:27,129 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-04-12 16:46:27,129 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-04-12 16:46:27,129 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-04-12 16:46:27,130 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-04-12 16:46:27,130 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-04-12 16:46:27,130 INFO L98 SettingsManager]: Beginning loading settings from /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel.epf [2018-04-12 16:46:27,138 INFO L110 SettingsManager]: Loading preferences was successful [2018-04-12 16:46:27,139 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-04-12 16:46:27,139 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-04-12 16:46:27,140 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-04-12 16:46:27,140 INFO L133 SettingsManager]: * Use SBE=true [2018-04-12 16:46:27,140 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-04-12 16:46:27,140 INFO L133 SettingsManager]: * sizeof long=4 [2018-04-12 16:46:27,140 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-04-12 16:46:27,140 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-04-12 16:46:27,140 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-04-12 16:46:27,141 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-04-12 16:46:27,141 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-04-12 16:46:27,141 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-04-12 16:46:27,141 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-04-12 16:46:27,141 INFO L133 SettingsManager]: * sizeof long double=12 [2018-04-12 16:46:27,141 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-04-12 16:46:27,141 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-04-12 16:46:27,141 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-04-12 16:46:27,142 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-04-12 16:46:27,142 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-04-12 16:46:27,142 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-04-12 16:46:27,142 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-04-12 16:46:27,142 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-04-12 16:46:27,142 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Bitprecise bitfields -> false [2018-04-12 16:46:27,168 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-04-12 16:46:27,176 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully (re)initialized [2018-04-12 16:46:27,178 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-04-12 16:46:27,179 INFO L271 PluginConnector]: Initializing CDTParser... [2018-04-12 16:46:27,180 INFO L276 PluginConnector]: CDTParser initialized [2018-04-12 16:46:27,180 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety-bitfields/test-bitfields-1_true-valid-memsafety_true-termination.i [2018-04-12 16:46:27,457 INFO L225 CDTParser]: Created temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG726ebc866 [2018-04-12 16:46:27,566 INFO L287 CDTParser]: IsIndexed: true [2018-04-12 16:46:27,566 INFO L288 CDTParser]: Found 1 translation units. [2018-04-12 16:46:27,566 INFO L168 CDTParser]: Scanning test-bitfields-1_true-valid-memsafety_true-termination.i [2018-04-12 16:46:27,567 INFO L210 ultiparseSymbolTable]: Include resolver: [2018-04-12 16:46:27,567 INFO L215 ultiparseSymbolTable]: [2018-04-12 16:46:27,567 INFO L218 ultiparseSymbolTable]: Function table: [2018-04-12 16:46:27,567 INFO L221 ultiparseSymbolTable]: Function definition of null ('main') in test-bitfields-1_true-valid-memsafety_true-termination.i [2018-04-12 16:46:27,567 INFO L227 ultiparseSymbolTable]: Global variable table: [2018-04-12 16:46:27,568 INFO L230 ultiparseSymbolTable]: Global variable declaration of __U_MULTI_ftest_bitfields___true_valid_memsafety_true_termination_i__size_t in test-bitfields-1_true-valid-memsafety_true-termination.i [2018-04-12 16:46:27,580 INFO L330 CDTParser]: Deleted temporary CDT project at /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/data/FLAG726ebc866 [2018-04-12 16:46:27,583 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-04-12 16:46:27,583 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-04-12 16:46:27,584 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-04-12 16:46:27,584 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-04-12 16:46:27,588 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-04-12 16:46:27,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 04:46:27" (1/1) ... [2018-04-12 16:46:27,590 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5daf97bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:27, skipping insertion in model container [2018-04-12 16:46:27,590 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.04 04:46:27" (1/1) ... [2018-04-12 16:46:27,602 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 16:46:27,611 INFO L167 Dispatcher]: Using SV-COMP mode [2018-04-12 16:46:27,725 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 16:46:27,746 INFO L175 PostProcessor]: Settings: Checked method=main [2018-04-12 16:46:27,751 INFO L100 SccComputation]: Graph consists of 0 InCaSumBalls and 11 non ball SCCs. Number of states in SCCs 11. [2018-04-12 16:46:27,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:27 WrapperNode [2018-04-12 16:46:27,759 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-04-12 16:46:27,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-04-12 16:46:27,760 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-04-12 16:46:27,761 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-04-12 16:46:27,772 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:27" (1/1) ... [2018-04-12 16:46:27,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:27" (1/1) ... [2018-04-12 16:46:27,780 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:27" (1/1) ... [2018-04-12 16:46:27,780 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:27" (1/1) ... [2018-04-12 16:46:27,785 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:27" (1/1) ... [2018-04-12 16:46:27,787 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:27" (1/1) ... [2018-04-12 16:46:27,788 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:27" (1/1) ... [2018-04-12 16:46:27,790 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-04-12 16:46:27,790 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-04-12 16:46:27,790 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-04-12 16:46:27,790 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-04-12 16:46:27,791 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:27" (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 [2018-04-12 16:46:27,826 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-04-12 16:46:27,826 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-04-12 16:46:27,826 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-04-12 16:46:27,826 INFO L128 BoogieDeclarations]: Found specification of procedure memcpy [2018-04-12 16:46:27,826 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-04-12 16:46:27,826 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-04-12 16:46:27,827 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-04-12 16:46:27,827 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-04-12 16:46:27,827 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-04-12 16:46:27,827 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-04-12 16:46:27,827 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-04-12 16:46:27,827 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-04-12 16:46:27,828 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-04-12 16:46:27,828 INFO L128 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-04-12 16:46:28,069 INFO L259 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-04-12 16:46:28,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 04:46:28 BoogieIcfgContainer [2018-04-12 16:46:28,070 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-04-12 16:46:28,071 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-04-12 16:46:28,071 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-04-12 16:46:28,074 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-04-12 16:46:28,074 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.04 04:46:27" (1/3) ... [2018-04-12 16:46:28,075 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54aa7b62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 04:46:28, skipping insertion in model container [2018-04-12 16:46:28,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.04 04:46:27" (2/3) ... [2018-04-12 16:46:28,076 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54aa7b62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.04 04:46:28, skipping insertion in model container [2018-04-12 16:46:28,076 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.04 04:46:28" (3/3) ... [2018-04-12 16:46:28,077 INFO L107 eAbstractionObserver]: Analyzing ICFG test-bitfields-1_true-valid-memsafety_true-termination.i [2018-04-12 16:46:28,083 INFO L131 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-04-12 16:46:28,088 INFO L143 ceAbstractionStarter]: Appying trace abstraction to program that has 27 error locations. [2018-04-12 16:46:28,113 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-04-12 16:46:28,114 INFO L369 AbstractCegarLoop]: Interprodecural is true [2018-04-12 16:46:28,114 INFO L370 AbstractCegarLoop]: Hoare is false [2018-04-12 16:46:28,114 INFO L371 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-04-12 16:46:28,115 INFO L372 AbstractCegarLoop]: Backedges is TWOTRACK [2018-04-12 16:46:28,115 INFO L373 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-04-12 16:46:28,115 INFO L374 AbstractCegarLoop]: Difference is false [2018-04-12 16:46:28,115 INFO L375 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-04-12 16:46:28,115 INFO L380 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-04-12 16:46:28,116 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-04-12 16:46:28,129 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states. [2018-04-12 16:46:28,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-04-12 16:46:28,138 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:46:28,139 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:46:28,139 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]=== [2018-04-12 16:46:28,144 INFO L82 PathProgramCache]: Analyzing trace with hash -815339273, now seen corresponding path program 1 times [2018-04-12 16:46:28,145 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:46:28,146 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:46:28,177 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:28,177 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:46:28,177 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:28,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:46:28,214 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:46:28,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:46:28,264 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:46:28,265 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 16:46:28,265 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 16:46:28,273 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 16:46:28,273 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 16:46:28,275 INFO L87 Difference]: Start difference. First operand 66 states. Second operand 4 states. [2018-04-12 16:46:28,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:46:28,455 INFO L93 Difference]: Finished difference Result 96 states and 102 transitions. [2018-04-12 16:46:28,455 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-04-12 16:46:28,456 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9 [2018-04-12 16:46:28,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:46:28,463 INFO L225 Difference]: With dead ends: 96 [2018-04-12 16:46:28,464 INFO L226 Difference]: Without dead ends: 93 [2018-04-12 16:46:28,465 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 [2018-04-12 16:46:28,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2018-04-12 16:46:28,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 59. [2018-04-12 16:46:28,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 59 states. [2018-04-12 16:46:28,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 66 transitions. [2018-04-12 16:46:28,499 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 66 transitions. Word has length 9 [2018-04-12 16:46:28,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:46:28,499 INFO L459 AbstractCegarLoop]: Abstraction has 59 states and 66 transitions. [2018-04-12 16:46:28,499 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 16:46:28,499 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 66 transitions. [2018-04-12 16:46:28,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-04-12 16:46:28,500 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:46:28,500 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:46:28,500 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]=== [2018-04-12 16:46:28,501 INFO L82 PathProgramCache]: Analyzing trace with hash -815339272, now seen corresponding path program 1 times [2018-04-12 16:46:28,501 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:46:28,501 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:46:28,502 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:28,502 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:46:28,502 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:28,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:46:28,524 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:46:28,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:46:28,554 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:46:28,554 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-04-12 16:46:28,555 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 16:46:28,556 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 16:46:28,556 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 16:46:28,556 INFO L87 Difference]: Start difference. First operand 59 states and 66 transitions. Second operand 4 states. [2018-04-12 16:46:28,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:46:28,592 INFO L93 Difference]: Finished difference Result 26 states and 27 transitions. [2018-04-12 16:46:28,593 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 16:46:28,593 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 9 [2018-04-12 16:46:28,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:46:28,593 INFO L225 Difference]: With dead ends: 26 [2018-04-12 16:46:28,593 INFO L226 Difference]: Without dead ends: 26 [2018-04-12 16:46:28,594 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 [2018-04-12 16:46:28,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2018-04-12 16:46:28,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2018-04-12 16:46:28,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26 states. [2018-04-12 16:46:28,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 27 transitions. [2018-04-12 16:46:28,596 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 27 transitions. Word has length 9 [2018-04-12 16:46:28,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:46:28,596 INFO L459 AbstractCegarLoop]: Abstraction has 26 states and 27 transitions. [2018-04-12 16:46:28,596 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 16:46:28,596 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2018-04-12 16:46:28,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-12 16:46:28,597 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:46:28,597 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:46:28,597 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]=== [2018-04-12 16:46:28,597 INFO L82 PathProgramCache]: Analyzing trace with hash -1182458942, now seen corresponding path program 1 times [2018-04-12 16:46:28,598 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:46:28,598 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:46:28,598 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:28,598 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:46:28,599 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:28,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-04-12 16:46:28,612 WARN L250 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-04-12 16:46:28,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-04-12 16:46:28,635 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-04-12 16:46:28,635 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-04-12 16:46:28,636 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-04-12 16:46:28,636 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-04-12 16:46:28,636 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-04-12 16:46:28,636 INFO L87 Difference]: Start difference. First operand 26 states and 27 transitions. Second operand 4 states. [2018-04-12 16:46:28,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-04-12 16:46:28,658 INFO L93 Difference]: Finished difference Result 21 states and 21 transitions. [2018-04-12 16:46:28,658 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-04-12 16:46:28,659 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 15 [2018-04-12 16:46:28,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-04-12 16:46:28,659 INFO L225 Difference]: With dead ends: 21 [2018-04-12 16:46:28,659 INFO L226 Difference]: Without dead ends: 21 [2018-04-12 16:46:28,659 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 [2018-04-12 16:46:28,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2018-04-12 16:46:28,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2018-04-12 16:46:28,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21 states. [2018-04-12 16:46:28,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2018-04-12 16:46:28,661 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 21 transitions. Word has length 15 [2018-04-12 16:46:28,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-04-12 16:46:28,661 INFO L459 AbstractCegarLoop]: Abstraction has 21 states and 21 transitions. [2018-04-12 16:46:28,661 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-04-12 16:46:28,661 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2018-04-12 16:46:28,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-04-12 16:46:28,662 INFO L347 BasicCegarLoop]: Found error trace [2018-04-12 16:46:28,662 INFO L355 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-04-12 16:46:28,662 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]=== [2018-04-12 16:46:28,662 INFO L82 PathProgramCache]: Analyzing trace with hash -1175777463, now seen corresponding path program 1 times [2018-04-12 16:46:28,662 INFO L213 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-04-12 16:46:28,662 INFO L68 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-04-12 16:46:28,663 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:28,663 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-04-12 16:46:28,663 INFO L119 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-04-12 16:46:28,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-12 16:46:28,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-04-12 16:46:28,702 INFO L421 BasicCegarLoop]: Counterexample might be feasible [2018-04-12 16:46:28,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.04 04:46:28 BoogieIcfgContainer [2018-04-12 16:46:28,714 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-04-12 16:46:28,715 INFO L168 Benchmark]: Toolchain (without parser) took 1132.07 ms. Allocated memory was 405.8 MB in the beginning and 619.2 MB in the end (delta: 213.4 MB). Free memory was 346.9 MB in the beginning and 515.7 MB in the end (delta: -168.8 MB). Peak memory consumption was 44.6 MB. Max. memory is 5.3 GB. [2018-04-12 16:46:28,716 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 405.8 MB. Free memory is still 366.2 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-04-12 16:46:28,716 INFO L168 Benchmark]: CACSL2BoogieTranslator took 175.92 ms. Allocated memory is still 405.8 MB. Free memory was 346.9 MB in the beginning and 337.4 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 5.3 GB. [2018-04-12 16:46:28,716 INFO L168 Benchmark]: Boogie Preprocessor took 29.68 ms. Allocated memory is still 405.8 MB. Free memory was 337.4 MB in the beginning and 336.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. [2018-04-12 16:46:28,717 INFO L168 Benchmark]: RCFGBuilder took 280.05 ms. Allocated memory was 405.8 MB in the beginning and 619.2 MB in the end (delta: 213.4 MB). Free memory was 334.8 MB in the beginning and 580.3 MB in the end (delta: -245.5 MB). Peak memory consumption was 25.9 MB. Max. memory is 5.3 GB. [2018-04-12 16:46:28,717 INFO L168 Benchmark]: TraceAbstraction took 643.62 ms. Allocated memory is still 619.2 MB. Free memory was 580.3 MB in the beginning and 515.7 MB in the end (delta: 64.6 MB). Peak memory consumption was 64.6 MB. Max. memory is 5.3 GB. [2018-04-12 16:46:28,719 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 405.8 MB. Free memory is still 366.2 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 175.92 ms. Allocated memory is still 405.8 MB. Free memory was 346.9 MB in the beginning and 337.4 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 29.68 ms. Allocated memory is still 405.8 MB. Free memory was 337.4 MB in the beginning and 336.1 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 5.3 GB. * RCFGBuilder took 280.05 ms. Allocated memory was 405.8 MB in the beginning and 619.2 MB in the end (delta: 213.4 MB). Free memory was 334.8 MB in the beginning and 580.3 MB in the end (delta: -245.5 MB). Peak memory consumption was 25.9 MB. Max. memory is 5.3 GB. * TraceAbstraction took 643.62 ms. Allocated memory is still 619.2 MB. Free memory was 580.3 MB in the beginning and 515.7 MB in the end (delta: 64.6 MB). Peak memory consumption was 64.6 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_Camel.epf_AutomizerC.xml/Csv-Benchmark-0-2018-04-12_16-46-28-724.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_Camel.epf_AutomizerC.xml/Csv-TraceAbstractionBenchmarks-0-2018-04-12_16-46-28-724.csv Received shutdown request...