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/AutomizerC.xml -s ../../../trunk/examples/settings/cade18-smtinterpol/svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf -i ../../../trunk/examples/svcomp/memsafety/20020406-1_false-valid-memtrack.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ccafca9-m [2018-02-04 04:07:31,269 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-02-04 04:07:31,271 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-02-04 04:07:31,283 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-02-04 04:07:31,283 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-02-04 04:07:31,283 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-02-04 04:07:31,284 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-02-04 04:07:31,286 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-02-04 04:07:31,287 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-02-04 04:07:31,288 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-02-04 04:07:31,289 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-02-04 04:07:31,289 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-02-04 04:07:31,290 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-02-04 04:07:31,291 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-02-04 04:07:31,291 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-02-04 04:07:31,293 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-02-04 04:07:31,295 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-02-04 04:07:31,296 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-02-04 04:07:31,297 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-02-04 04:07:31,298 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-02-04 04:07:31,300 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-02-04 04:07:31,300 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-02-04 04:07:31,300 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-02-04 04:07:31,301 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-02-04 04:07:31,302 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-02-04 04:07:31,303 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-02-04 04:07:31,303 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-02-04 04:07:31,303 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-02-04 04:07:31,304 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-02-04 04:07:31,304 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-02-04 04:07:31,304 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-02-04 04:07:31,304 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_NoArray.epf [2018-02-04 04:07:31,313 INFO L110 SettingsManager]: Loading preferences was successful [2018-02-04 04:07:31,314 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-02-04 04:07:31,315 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-02-04 04:07:31,315 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-02-04 04:07:31,315 INFO L133 SettingsManager]: * Use SBE=true [2018-02-04 04:07:31,315 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-02-04 04:07:31,315 INFO L133 SettingsManager]: * sizeof long=4 [2018-02-04 04:07:31,315 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-02-04 04:07:31,315 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-02-04 04:07:31,315 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-02-04 04:07:31,315 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-02-04 04:07:31,316 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-02-04 04:07:31,316 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-02-04 04:07:31,316 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-02-04 04:07:31,316 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-02-04 04:07:31,316 INFO L133 SettingsManager]: * sizeof long double=12 [2018-02-04 04:07:31,316 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-02-04 04:07:31,316 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-02-04 04:07:31,316 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-02-04 04:07:31,316 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-02-04 04:07:31,316 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-02-04 04:07:31,317 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-02-04 04:07:31,317 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-02-04 04:07:31,317 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-02-04 04:07:31,317 INFO L133 SettingsManager]: * Trace refinement strategy=SMTINTERPOL [2018-02-04 04:07:31,343 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-02-04 04:07:31,351 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-02-04 04:07:31,353 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-02-04 04:07:31,354 INFO L271 PluginConnector]: Initializing CDTParser... [2018-02-04 04:07:31,355 INFO L276 PluginConnector]: CDTParser initialized [2018-02-04 04:07:31,355 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/memsafety/20020406-1_false-valid-memtrack.i [2018-02-04 04:07:31,500 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-02-04 04:07:31,501 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-02-04 04:07:31,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-02-04 04:07:31,502 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-02-04 04:07:31,505 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-02-04 04:07:31,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 04:07:31" (1/1) ... [2018-02-04 04:07:31,508 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b89223e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:07:31, skipping insertion in model container [2018-02-04 04:07:31,508 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.02 04:07:31" (1/1) ... [2018-02-04 04:07:31,517 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-04 04:07:31,551 INFO L153 Dispatcher]: Using SV-COMP mode [2018-02-04 04:07:31,651 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-04 04:07:31,671 INFO L450 PostProcessor]: Settings: Checked method=main [2018-02-04 04:07:31,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:07:31 WrapperNode [2018-02-04 04:07:31,678 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-02-04 04:07:31,679 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-02-04 04:07:31,679 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-02-04 04:07:31,679 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-02-04 04:07:31,688 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:07:31" (1/1) ... [2018-02-04 04:07:31,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:07:31" (1/1) ... [2018-02-04 04:07:31,697 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:07:31" (1/1) ... [2018-02-04 04:07:31,697 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:07:31" (1/1) ... [2018-02-04 04:07:31,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:07:31" (1/1) ... [2018-02-04 04:07:31,708 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:07:31" (1/1) ... [2018-02-04 04:07:31,710 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:07:31" (1/1) ... [2018-02-04 04:07:31,714 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-02-04 04:07:31,714 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-02-04 04:07:31,714 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-02-04 04:07:31,714 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-02-04 04:07:31,715 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:07:31" (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 [2018-02-04 04:07:31,749 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-02-04 04:07:31,749 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-02-04 04:07:31,749 INFO L136 BoogieDeclarations]: Found implementation of procedure FFmul [2018-02-04 04:07:31,749 INFO L136 BoogieDeclarations]: Found implementation of procedure DUPFFdeg [2018-02-04 04:07:31,749 INFO L136 BoogieDeclarations]: Found implementation of procedure DUPFFnew [2018-02-04 04:07:31,750 INFO L136 BoogieDeclarations]: Found implementation of procedure DUPFFfree [2018-02-04 04:07:31,750 INFO L136 BoogieDeclarations]: Found implementation of procedure DUPFFswap [2018-02-04 04:07:31,750 INFO L136 BoogieDeclarations]: Found implementation of procedure DUPFFcopy [2018-02-04 04:07:31,750 INFO L136 BoogieDeclarations]: Found implementation of procedure DUPFFshift_add [2018-02-04 04:07:31,750 INFO L136 BoogieDeclarations]: Found implementation of procedure DUPFFexgcd [2018-02-04 04:07:31,750 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-02-04 04:07:31,750 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-02-04 04:07:31,750 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-02-04 04:07:31,750 INFO L128 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-02-04 04:07:31,750 INFO L128 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-02-04 04:07:31,750 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-02-04 04:07:31,750 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-02-04 04:07:31,751 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-02-04 04:07:31,751 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-02-04 04:07:31,751 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-02-04 04:07:31,751 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-02-04 04:07:31,751 INFO L128 BoogieDeclarations]: Found specification of procedure abort [2018-02-04 04:07:31,751 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-02-04 04:07:31,751 INFO L128 BoogieDeclarations]: Found specification of procedure FFmul [2018-02-04 04:07:31,751 INFO L128 BoogieDeclarations]: Found specification of procedure DUPFFdeg [2018-02-04 04:07:31,751 INFO L128 BoogieDeclarations]: Found specification of procedure DUPFFnew [2018-02-04 04:07:31,751 INFO L128 BoogieDeclarations]: Found specification of procedure DUPFFfree [2018-02-04 04:07:31,751 INFO L128 BoogieDeclarations]: Found specification of procedure DUPFFswap [2018-02-04 04:07:31,751 INFO L128 BoogieDeclarations]: Found specification of procedure DUPFFcopy [2018-02-04 04:07:31,751 INFO L128 BoogieDeclarations]: Found specification of procedure DUPFFshift_add [2018-02-04 04:07:31,751 INFO L128 BoogieDeclarations]: Found specification of procedure DUPFFexgcd [2018-02-04 04:07:31,752 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-02-04 04:07:31,752 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-02-04 04:07:31,752 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-02-04 04:07:31,927 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-02-04 04:07:32,188 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-02-04 04:07:32,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 04:07:32 BoogieIcfgContainer [2018-02-04 04:07:32,188 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-02-04 04:07:32,189 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-02-04 04:07:32,189 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-02-04 04:07:32,191 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-02-04 04:07:32,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.02 04:07:31" (1/3) ... [2018-02-04 04:07:32,192 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12fa04a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 04:07:32, skipping insertion in model container [2018-02-04 04:07:32,192 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.02 04:07:31" (2/3) ... [2018-02-04 04:07:32,192 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12fa04a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.02 04:07:32, skipping insertion in model container [2018-02-04 04:07:32,192 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.02 04:07:32" (3/3) ... [2018-02-04 04:07:32,193 INFO L107 eAbstractionObserver]: Analyzing ICFG 20020406-1_false-valid-memtrack.i [2018-02-04 04:07:32,199 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-02-04 04:07:32,205 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 55 error locations. [2018-02-04 04:07:32,230 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-02-04 04:07:32,230 INFO L323 AbstractCegarLoop]: Hoare is false [2018-02-04 04:07:32,230 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-02-04 04:07:32,230 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-02-04 04:07:32,230 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-02-04 04:07:32,230 INFO L327 AbstractCegarLoop]: Difference is false [2018-02-04 04:07:32,230 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-02-04 04:07:32,230 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-02-04 04:07:32,231 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-02-04 04:07:32,243 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states. [2018-02-04 04:07:32,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-02-04 04:07:32,252 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 04:07:32,253 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 04:07:32,254 INFO L371 AbstractCegarLoop]: === Iteration 1 === [DUPFFnewErr7RequiresViolation, DUPFFnewErr5RequiresViolation, DUPFFnewErr10RequiresViolation, DUPFFnewErr2RequiresViolation, DUPFFnewErr3RequiresViolation, DUPFFnewErr9RequiresViolation, DUPFFnewErr11RequiresViolation, DUPFFnewErr8RequiresViolation, DUPFFnewErr4RequiresViolation, DUPFFnewErr0RequiresViolation, DUPFFnewErr1RequiresViolation, DUPFFnewErr6RequiresViolation, DUPFFexgcdErr7RequiresViolation, DUPFFexgcdErr14RequiresViolation, DUPFFexgcdErr19RequiresViolation, DUPFFexgcdErr22RequiresViolation, DUPFFexgcdErr12RequiresViolation, DUPFFexgcdErr27RequiresViolation, DUPFFexgcdErr17RequiresViolation, DUPFFexgcdErr16RequiresViolation, DUPFFexgcdErr5RequiresViolation, DUPFFexgcdErr6RequiresViolation, DUPFFexgcdErr2RequiresViolation, DUPFFexgcdErr9RequiresViolation, DUPFFexgcdErr26RequiresViolation, DUPFFexgcdErr3RequiresViolation, DUPFFexgcdErr18RequiresViolation, DUPFFexgcdErr13RequiresViolation, DUPFFexgcdErr23RequiresViolation, DUPFFexgcdErr15RequiresViolation, DUPFFexgcdErr8RequiresViolation, DUPFFexgcdErr10RequiresViolation, DUPFFexgcdErr20RequiresViolation, DUPFFexgcdErr1RequiresViolation, DUPFFexgcdErr21RequiresViolation, DUPFFexgcdErr25RequiresViolation, DUPFFexgcdErr0RequiresViolation, DUPFFexgcdErr4RequiresViolation, DUPFFexgcdErr24RequiresViolation, DUPFFexgcdErr11RequiresViolation, DUPFFdegErr1RequiresViolation, DUPFFdegErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr12EnsuresViolation]=== [2018-02-04 04:07:32,257 INFO L82 PathProgramCache]: Analyzing trace with hash 167141018, now seen corresponding path program 1 times [2018-02-04 04:07:32,258 INFO L213 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-02-04 04:07:32,258 INFO L67 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-02-04 04:07:32,289 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-04 04:07:32,289 INFO L109 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-02-04 04:07:32,290 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-04 04:07:32,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:07:32,330 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 04:07:32,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:07:32,393 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 04:07:32,393 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-02-04 04:07:32,462 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-02-04 04:07:32,470 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-02-04 04:07:32,471 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-02-04 04:07:32,472 INFO L87 Difference]: Start difference. First operand 210 states. Second operand 4 states. [2018-02-04 04:07:32,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 04:07:32,650 INFO L93 Difference]: Finished difference Result 205 states and 241 transitions. [2018-02-04 04:07:32,650 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-02-04 04:07:32,651 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2018-02-04 04:07:32,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 04:07:32,661 INFO L225 Difference]: With dead ends: 205 [2018-02-04 04:07:32,661 INFO L226 Difference]: Without dead ends: 202 [2018-02-04 04:07:32,662 INFO L554 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 [2018-02-04 04:07:32,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2018-02-04 04:07:32,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 202. [2018-02-04 04:07:32,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 202 states. [2018-02-04 04:07:32,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 238 transitions. [2018-02-04 04:07:32,703 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 238 transitions. Word has length 14 [2018-02-04 04:07:32,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 04:07:32,703 INFO L432 AbstractCegarLoop]: Abstraction has 202 states and 238 transitions. [2018-02-04 04:07:32,704 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-02-04 04:07:32,704 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 238 transitions. [2018-02-04 04:07:32,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2018-02-04 04:07:32,704 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 04:07:32,704 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 04:07:32,704 INFO L371 AbstractCegarLoop]: === Iteration 2 === [DUPFFnewErr7RequiresViolation, DUPFFnewErr5RequiresViolation, DUPFFnewErr10RequiresViolation, DUPFFnewErr2RequiresViolation, DUPFFnewErr3RequiresViolation, DUPFFnewErr9RequiresViolation, DUPFFnewErr11RequiresViolation, DUPFFnewErr8RequiresViolation, DUPFFnewErr4RequiresViolation, DUPFFnewErr0RequiresViolation, DUPFFnewErr1RequiresViolation, DUPFFnewErr6RequiresViolation, DUPFFexgcdErr7RequiresViolation, DUPFFexgcdErr14RequiresViolation, DUPFFexgcdErr19RequiresViolation, DUPFFexgcdErr22RequiresViolation, DUPFFexgcdErr12RequiresViolation, DUPFFexgcdErr27RequiresViolation, DUPFFexgcdErr17RequiresViolation, DUPFFexgcdErr16RequiresViolation, DUPFFexgcdErr5RequiresViolation, DUPFFexgcdErr6RequiresViolation, DUPFFexgcdErr2RequiresViolation, DUPFFexgcdErr9RequiresViolation, DUPFFexgcdErr26RequiresViolation, DUPFFexgcdErr3RequiresViolation, DUPFFexgcdErr18RequiresViolation, DUPFFexgcdErr13RequiresViolation, DUPFFexgcdErr23RequiresViolation, DUPFFexgcdErr15RequiresViolation, DUPFFexgcdErr8RequiresViolation, DUPFFexgcdErr10RequiresViolation, DUPFFexgcdErr20RequiresViolation, DUPFFexgcdErr1RequiresViolation, DUPFFexgcdErr21RequiresViolation, DUPFFexgcdErr25RequiresViolation, DUPFFexgcdErr0RequiresViolation, DUPFFexgcdErr4RequiresViolation, DUPFFexgcdErr24RequiresViolation, DUPFFexgcdErr11RequiresViolation, DUPFFdegErr1RequiresViolation, DUPFFdegErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr12EnsuresViolation]=== [2018-02-04 04:07:32,705 INFO L82 PathProgramCache]: Analyzing trace with hash 167141019, now seen corresponding path program 1 times [2018-02-04 04:07:32,705 INFO L213 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-02-04 04:07:32,705 INFO L67 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-02-04 04:07:32,706 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-04 04:07:32,706 INFO L109 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-02-04 04:07:32,706 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-04 04:07:32,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:07:32,721 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 04:07:32,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-02-04 04:07:32,767 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-02-04 04:07:32,768 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-02-04 04:07:32,769 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-02-04 04:07:32,769 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-02-04 04:07:32,769 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-02-04 04:07:32,769 INFO L87 Difference]: Start difference. First operand 202 states and 238 transitions. Second operand 4 states. [2018-02-04 04:07:32,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-02-04 04:07:32,917 INFO L93 Difference]: Finished difference Result 206 states and 247 transitions. [2018-02-04 04:07:32,917 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-02-04 04:07:32,917 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2018-02-04 04:07:32,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-02-04 04:07:32,920 INFO L225 Difference]: With dead ends: 206 [2018-02-04 04:07:32,920 INFO L226 Difference]: Without dead ends: 206 [2018-02-04 04:07:32,921 INFO L554 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 [2018-02-04 04:07:32,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2018-02-04 04:07:32,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 203. [2018-02-04 04:07:32,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 203 states. [2018-02-04 04:07:32,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 239 transitions. [2018-02-04 04:07:32,936 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 239 transitions. Word has length 14 [2018-02-04 04:07:32,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-02-04 04:07:32,937 INFO L432 AbstractCegarLoop]: Abstraction has 203 states and 239 transitions. [2018-02-04 04:07:32,937 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-02-04 04:07:32,937 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 239 transitions. [2018-02-04 04:07:32,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-02-04 04:07:32,937 INFO L343 BasicCegarLoop]: Found error trace [2018-02-04 04:07:32,937 INFO L351 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-02-04 04:07:32,938 INFO L371 AbstractCegarLoop]: === Iteration 3 === [DUPFFnewErr7RequiresViolation, DUPFFnewErr5RequiresViolation, DUPFFnewErr10RequiresViolation, DUPFFnewErr2RequiresViolation, DUPFFnewErr3RequiresViolation, DUPFFnewErr9RequiresViolation, DUPFFnewErr11RequiresViolation, DUPFFnewErr8RequiresViolation, DUPFFnewErr4RequiresViolation, DUPFFnewErr0RequiresViolation, DUPFFnewErr1RequiresViolation, DUPFFnewErr6RequiresViolation, DUPFFexgcdErr7RequiresViolation, DUPFFexgcdErr14RequiresViolation, DUPFFexgcdErr19RequiresViolation, DUPFFexgcdErr22RequiresViolation, DUPFFexgcdErr12RequiresViolation, DUPFFexgcdErr27RequiresViolation, DUPFFexgcdErr17RequiresViolation, DUPFFexgcdErr16RequiresViolation, DUPFFexgcdErr5RequiresViolation, DUPFFexgcdErr6RequiresViolation, DUPFFexgcdErr2RequiresViolation, DUPFFexgcdErr9RequiresViolation, DUPFFexgcdErr26RequiresViolation, DUPFFexgcdErr3RequiresViolation, DUPFFexgcdErr18RequiresViolation, DUPFFexgcdErr13RequiresViolation, DUPFFexgcdErr23RequiresViolation, DUPFFexgcdErr15RequiresViolation, DUPFFexgcdErr8RequiresViolation, DUPFFexgcdErr10RequiresViolation, DUPFFexgcdErr20RequiresViolation, DUPFFexgcdErr1RequiresViolation, DUPFFexgcdErr21RequiresViolation, DUPFFexgcdErr25RequiresViolation, DUPFFexgcdErr0RequiresViolation, DUPFFexgcdErr4RequiresViolation, DUPFFexgcdErr24RequiresViolation, DUPFFexgcdErr11RequiresViolation, DUPFFdegErr1RequiresViolation, DUPFFdegErr0RequiresViolation, mainErr5RequiresViolation, mainErr1RequiresViolation, mainErr9RequiresViolation, mainErr0RequiresViolation, mainErr3RequiresViolation, mainErr7RequiresViolation, mainErr11RequiresViolation, mainErr8RequiresViolation, mainErr10RequiresViolation, mainErr2RequiresViolation, mainErr4RequiresViolation, mainErr6RequiresViolation, mainErr12EnsuresViolation]=== [2018-02-04 04:07:32,938 INFO L82 PathProgramCache]: Analyzing trace with hash 1430949362, now seen corresponding path program 1 times [2018-02-04 04:07:32,938 INFO L213 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS_NO_ARRAY [2018-02-04 04:07:32,938 INFO L67 tionRefinementEngine]: Using refinement strategy SmtInterpolRefinementStrategy [2018-02-04 04:07:32,939 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-04 04:07:32,939 INFO L109 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-02-04 04:07:32,939 INFO L125 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-02-04 04:07:32,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-02-04 04:07:32,955 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-02-04 04:07:32,964 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Unknown lemma type! at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.walkLeafNode(Interpolator.java:299) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.access$1(Interpolator.java:263) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator$ProofTreeWalker.walk(Interpolator.java:132) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.interpolate(Interpolator.java:220) at de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.getInterpolants(Interpolator.java:201) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:915) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.getInterpolants(ManagedScript.java:192) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:281) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:164) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsTree(InterpolatingTraceCheckCraig.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.constructCraig(TraceCheckConstructor.java:222) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceCheckConstructor.get(TraceCheckConstructor.java:179) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.MultiTrackTraceAbstractionRefinementStrategy.getTraceCheck(MultiTrackTraceAbstractionRefinementStrategy.java:222) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.checkFeasibility(BaseRefinementStrategy.java:231) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:205) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:397) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:381) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:316) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:292) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:147) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:119) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:324) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.runToolchainDefault(DefaultToolchainJob.java:221) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.BasicToolchainJob.run(BasicToolchainJob.java:134) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-02-04 04:07:32,967 INFO L168 Benchmark]: Toolchain (without parser) took 1466.73 ms. Allocated memory was 403.2 MB in the beginning and 613.9 MB in the end (delta: 210.8 MB). Free memory was 359.7 MB in the beginning and 516.7 MB in the end (delta: -157.0 MB). Peak memory consumption was 53.8 MB. Max. memory is 5.3 GB. [2018-02-04 04:07:32,968 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 403.2 MB. Free memory is still 366.5 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-02-04 04:07:32,968 INFO L168 Benchmark]: CACSL2BoogieTranslator took 177.17 ms. Allocated memory is still 403.2 MB. Free memory was 359.7 MB in the beginning and 346.2 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 5.3 GB. [2018-02-04 04:07:32,969 INFO L168 Benchmark]: Boogie Preprocessor took 35.04 ms. Allocated memory is still 403.2 MB. Free memory was 346.2 MB in the beginning and 343.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. [2018-02-04 04:07:32,969 INFO L168 Benchmark]: RCFGBuilder took 474.43 ms. Allocated memory is still 403.2 MB. Free memory was 343.6 MB in the beginning and 291.8 MB in the end (delta: 51.8 MB). Peak memory consumption was 51.8 MB. Max. memory is 5.3 GB. [2018-02-04 04:07:32,969 INFO L168 Benchmark]: TraceAbstraction took 777.59 ms. Allocated memory was 403.2 MB in the beginning and 613.9 MB in the end (delta: 210.8 MB). Free memory was 291.8 MB in the beginning and 516.7 MB in the end (delta: -224.9 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-02-04 04:07:32,971 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 403.2 MB. Free memory is still 366.5 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 177.17 ms. Allocated memory is still 403.2 MB. Free memory was 359.7 MB in the beginning and 346.2 MB in the end (delta: 13.5 MB). Peak memory consumption was 13.5 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 35.04 ms. Allocated memory is still 403.2 MB. Free memory was 346.2 MB in the beginning and 343.6 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 5.3 GB. * RCFGBuilder took 474.43 ms. Allocated memory is still 403.2 MB. Free memory was 343.6 MB in the beginning and 291.8 MB in the end (delta: 51.8 MB). Peak memory consumption was 51.8 MB. Max. memory is 5.3 GB. * TraceAbstraction took 777.59 ms. Allocated memory was 403.2 MB in the beginning and 613.9 MB in the end (delta: 210.8 MB). Free memory was 291.8 MB in the beginning and 516.7 MB in the end (delta: -224.9 MB). There was no memory consumed. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Unknown lemma type! de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Unknown lemma type!: de.uni_freiburg.informatik.ultimate.smtinterpol.interpolate.Interpolator.walkLeafNode(Interpolator.java:299) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /home/ultimate/work/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/20020406-1_false-valid-memtrack.i_svcomp-DerefFreeMemtrack-32bit-Automizer_SmtInterpol_NoArray.epf_AutomizerC.xml/Csv-Benchmark-0-2018-02-04_04-07-32-978.csv Received shutdown request...