java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/ai/eq-bench/svcomp-Reach-32bit-Automizer_Camel+AI_EQ_SS.epf -i ../../../trunk/examples/svcomp/array-tiling/mbpr4_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-1cceb4a-m [2018-01-30 04:55:08,859 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-30 04:55:08,860 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-30 04:55:08,872 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-30 04:55:08,872 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-30 04:55:08,873 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-30 04:55:08,873 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-30 04:55:08,875 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-30 04:55:08,876 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-30 04:55:08,876 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-30 04:55:08,877 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-30 04:55:08,877 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-30 04:55:08,881 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-30 04:55:08,882 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-30 04:55:08,882 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-30 04:55:08,883 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-30 04:55:08,884 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-30 04:55:08,887 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-30 04:55:08,887 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-30 04:55:08,888 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-30 04:55:08,889 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-30 04:55:08,889 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-30 04:55:08,889 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-30 04:55:08,889 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-30 04:55:08,890 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-30 04:55:08,890 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-30 04:55:08,891 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-30 04:55:08,894 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-30 04:55:08,894 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-30 04:55:08,894 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-30 04:55:08,895 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-30 04:55:08,895 INFO L98 SettingsManager]: Beginning loading settings from /home/daniel/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-Reach-32bit-Automizer_Camel+AI_EQ_SS.epf [2018-01-30 04:55:08,902 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-30 04:55:08,902 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-30 04:55:08,902 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-30 04:55:08,902 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-30 04:55:08,902 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-30 04:55:08,902 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-30 04:55:08,902 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-30 04:55:08,903 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-30 04:55:08,903 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-30 04:55:08,903 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-30 04:55:08,903 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-30 04:55:08,903 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-30 04:55:08,903 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-30 04:55:08,903 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-30 04:55:08,903 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-30 04:55:08,903 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-30 04:55:08,903 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-30 04:55:08,904 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-30 04:55:08,904 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-30 04:55:08,904 INFO L133 SettingsManager]: * Size of a code block=SingleStatement [2018-01-30 04:55:08,904 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-30 04:55:08,904 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-30 04:55:08,906 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-30 04:55:08,906 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-30 04:55:08,906 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-30 04:55:08,906 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-30 04:55:08,906 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-30 04:55:08,906 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-30 04:55:08,906 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-30 04:55:08,906 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-30 04:55:08,906 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-30 04:55:08,907 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-30 04:55:08,907 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-30 04:55:08,907 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-30 04:55:08,933 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-30 04:55:08,940 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-30 04:55:08,945 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-30 04:55:08,946 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-30 04:55:08,946 INFO L276 PluginConnector]: CDTParser initialized [2018-01-30 04:55:08,946 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /home/daniel/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/mbpr4_true-unreach-call.i [2018-01-30 04:55:09,027 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-30 04:55:09,029 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-01-30 04:55:09,029 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-30 04:55:09,029 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-30 04:55:09,033 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-30 04:55:09,034 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.01 04:55:09" (1/1) ... [2018-01-30 04:55:09,036 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f1b5fa0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 04:55:09, skipping insertion in model container [2018-01-30 04:55:09,036 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.01 04:55:09" (1/1) ... [2018-01-30 04:55:09,047 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-30 04:55:09,060 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-30 04:55:09,135 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-30 04:55:09,149 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-30 04:55:09,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 04:55:09 WrapperNode [2018-01-30 04:55:09,152 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-30 04:55:09,153 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-30 04:55:09,153 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-30 04:55:09,153 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-30 04:55:09,161 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 04:55:09" (1/1) ... [2018-01-30 04:55:09,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 04:55:09" (1/1) ... [2018-01-30 04:55:09,166 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 04:55:09" (1/1) ... [2018-01-30 04:55:09,167 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 04:55:09" (1/1) ... [2018-01-30 04:55:09,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 04:55:09" (1/1) ... [2018-01-30 04:55:09,170 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 04:55:09" (1/1) ... [2018-01-30 04:55:09,171 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 04:55:09" (1/1) ... [2018-01-30 04:55:09,172 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-30 04:55:09,172 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-30 04:55:09,172 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-30 04:55:09,172 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-30 04:55:09,173 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 04:55:09" (1/1) ... No working directory specified, using /home/daniel/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-30 04:55:09,209 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-30 04:55:09,209 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-30 04:55:09,209 INFO L136 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-01-30 04:55:09,209 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-30 04:55:09,209 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-01-30 04:55:09,209 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2018-01-30 04:55:09,209 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-01-30 04:55:09,209 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-30 04:55:09,209 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-30 04:55:09,209 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-30 04:55:09,210 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-30 04:55:09,584 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-30 04:55:09,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.01 04:55:09 BoogieIcfgContainer [2018-01-30 04:55:09,585 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-30 04:55:09,585 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2018-01-30 04:55:09,585 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2018-01-30 04:55:09,586 INFO L276 PluginConnector]: IcfgTransformer initialized [2018-01-30 04:55:09,588 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.01 04:55:09" (1/1) ... [2018-01-30 04:55:09,590 WARN L213 ansformationObserver]: HeapSeparator: input icfg has no '#valid' array -- returning unchanged Icfg! [2018-01-30 04:55:09,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 30.01 04:55:09 BasicIcfg [2018-01-30 04:55:09,599 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2018-01-30 04:55:09,600 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-01-30 04:55:09,600 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-01-30 04:55:09,601 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-01-30 04:55:09,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.01 04:55:09" (1/4) ... [2018-01-30 04:55:09,602 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b58bab0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.01 04:55:09, skipping insertion in model container [2018-01-30 04:55:09,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.01 04:55:09" (2/4) ... [2018-01-30 04:55:09,602 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b58bab0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.01 04:55:09, skipping insertion in model container [2018-01-30 04:55:09,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.01 04:55:09" (3/4) ... [2018-01-30 04:55:09,602 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b58bab0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.01 04:55:09, skipping insertion in model container [2018-01-30 04:55:09,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 30.01 04:55:09" (4/4) ... [2018-01-30 04:55:09,603 INFO L107 eAbstractionObserver]: Analyzing ICFG mbpr4_true-unreach-call.ileft_unchanged_by_heapseparator [2018-01-30 04:55:09,608 INFO L128 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-01-30 04:55:09,613 INFO L140 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-01-30 04:55:09,636 INFO L322 AbstractCegarLoop]: Interprodecural is true [2018-01-30 04:55:09,636 INFO L323 AbstractCegarLoop]: Hoare is true [2018-01-30 04:55:09,636 INFO L324 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-01-30 04:55:09,636 INFO L325 AbstractCegarLoop]: Backedges is TWOTRACK [2018-01-30 04:55:09,636 INFO L326 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-01-30 04:55:09,636 INFO L327 AbstractCegarLoop]: Difference is false [2018-01-30 04:55:09,636 INFO L328 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-01-30 04:55:09,637 INFO L333 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-01-30 04:55:09,637 INFO L87 2NestedWordAutomaton]: Mode: main mode - execution starts in main procedure [2018-01-30 04:55:09,646 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states. [2018-01-30 04:55:09,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2018-01-30 04:55:09,650 INFO L342 BasicCegarLoop]: Found error trace [2018-01-30 04:55:09,651 INFO L350 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-30 04:55:09,651 INFO L371 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0AssertViolation]=== [2018-01-30 04:55:09,653 INFO L82 PathProgramCache]: Analyzing trace with hash 151629746, now seen corresponding path program 1 times [2018-01-30 04:55:09,654 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-30 04:55:09,655 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-30 04:55:09,683 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-30 04:55:09,683 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-30 04:55:09,683 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-30 04:55:09,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-30 04:55:09,711 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-30 04:55:09,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-30 04:55:09,747 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-30 04:55:09,748 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-01-30 04:55:09,749 INFO L409 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-01-30 04:55:09,755 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-01-30 04:55:09,756 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-30 04:55:09,757 INFO L87 Difference]: Start difference. First operand 85 states. Second operand 2 states. [2018-01-30 04:55:09,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-30 04:55:09,772 INFO L93 Difference]: Finished difference Result 139 states and 166 transitions. [2018-01-30 04:55:09,772 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-01-30 04:55:09,773 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 33 [2018-01-30 04:55:09,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-30 04:55:09,778 INFO L225 Difference]: With dead ends: 139 [2018-01-30 04:55:09,778 INFO L226 Difference]: Without dead ends: 79 [2018-01-30 04:55:09,780 INFO L553 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-01-30 04:55:09,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2018-01-30 04:55:09,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2018-01-30 04:55:09,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2018-01-30 04:55:09,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 88 transitions. [2018-01-30 04:55:09,857 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 88 transitions. Word has length 33 [2018-01-30 04:55:09,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-30 04:55:09,857 INFO L432 AbstractCegarLoop]: Abstraction has 79 states and 88 transitions. [2018-01-30 04:55:09,857 INFO L433 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-01-30 04:55:09,857 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 88 transitions. [2018-01-30 04:55:09,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2018-01-30 04:55:09,858 INFO L342 BasicCegarLoop]: Found error trace [2018-01-30 04:55:09,858 INFO L350 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-30 04:55:09,858 INFO L371 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0AssertViolation]=== [2018-01-30 04:55:09,858 INFO L82 PathProgramCache]: Analyzing trace with hash -1800582800, now seen corresponding path program 1 times [2018-01-30 04:55:09,858 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-30 04:55:09,859 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-30 04:55:09,859 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-30 04:55:09,859 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-30 04:55:09,859 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-30 04:55:09,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-30 04:55:09,877 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-30 04:55:10,311 WARN L146 SmtUtils]: Spent 232ms on a formula simplification. DAG size of input: 33 DAG size of output 9 [2018-01-30 04:55:10,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-01-30 04:55:10,439 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-30 04:55:10,439 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-01-30 04:55:10,440 INFO L409 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-01-30 04:55:10,440 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-01-30 04:55:10,440 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2018-01-30 04:55:10,441 INFO L87 Difference]: Start difference. First operand 79 states and 88 transitions. Second operand 5 states. [2018-01-30 04:55:10,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-30 04:55:10,669 INFO L93 Difference]: Finished difference Result 173 states and 198 transitions. [2018-01-30 04:55:10,669 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-01-30 04:55:10,669 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2018-01-30 04:55:10,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-30 04:55:10,671 INFO L225 Difference]: With dead ends: 173 [2018-01-30 04:55:10,671 INFO L226 Difference]: Without dead ends: 124 [2018-01-30 04:55:10,672 INFO L553 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2018-01-30 04:55:10,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2018-01-30 04:55:10,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 87. [2018-01-30 04:55:10,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2018-01-30 04:55:10,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 96 transitions. [2018-01-30 04:55:10,681 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 96 transitions. Word has length 37 [2018-01-30 04:55:10,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-30 04:55:10,681 INFO L432 AbstractCegarLoop]: Abstraction has 87 states and 96 transitions. [2018-01-30 04:55:10,681 INFO L433 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-01-30 04:55:10,681 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 96 transitions. [2018-01-30 04:55:10,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-01-30 04:55:10,682 INFO L342 BasicCegarLoop]: Found error trace [2018-01-30 04:55:10,682 INFO L350 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-30 04:55:10,682 INFO L371 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0AssertViolation]=== [2018-01-30 04:55:10,682 INFO L82 PathProgramCache]: Analyzing trace with hash 917825202, now seen corresponding path program 1 times [2018-01-30 04:55:10,682 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-30 04:55:10,682 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-30 04:55:10,683 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-30 04:55:10,683 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-30 04:55:10,683 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-30 04:55:10,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-30 04:55:10,698 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-30 04:55:10,774 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2018-01-30 04:55:10,778 INFO L320 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-01-30 04:55:10,778 INFO L335 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-01-30 04:55:10,779 INFO L409 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-01-30 04:55:10,779 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-01-30 04:55:10,779 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-01-30 04:55:10,779 INFO L87 Difference]: Start difference. First operand 87 states and 96 transitions. Second operand 4 states. [2018-01-30 04:55:10,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-01-30 04:55:10,862 INFO L93 Difference]: Finished difference Result 110 states and 122 transitions. [2018-01-30 04:55:10,863 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-01-30 04:55:10,863 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 77 [2018-01-30 04:55:10,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-01-30 04:55:10,864 INFO L225 Difference]: With dead ends: 110 [2018-01-30 04:55:10,864 INFO L226 Difference]: Without dead ends: 86 [2018-01-30 04:55:10,867 INFO L553 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-01-30 04:55:10,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2018-01-30 04:55:10,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2018-01-30 04:55:10,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2018-01-30 04:55:10,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 94 transitions. [2018-01-30 04:55:10,873 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 94 transitions. Word has length 77 [2018-01-30 04:55:10,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-01-30 04:55:10,873 INFO L432 AbstractCegarLoop]: Abstraction has 86 states and 94 transitions. [2018-01-30 04:55:10,873 INFO L433 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-01-30 04:55:10,873 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 94 transitions. [2018-01-30 04:55:10,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-01-30 04:55:10,874 INFO L342 BasicCegarLoop]: Found error trace [2018-01-30 04:55:10,874 INFO L350 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-01-30 04:55:10,874 INFO L371 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0AssertViolation]=== [2018-01-30 04:55:10,874 INFO L82 PathProgramCache]: Analyzing trace with hash 1760600722, now seen corresponding path program 1 times [2018-01-30 04:55:10,875 INFO L209 onRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-01-30 04:55:10,875 INFO L67 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-01-30 04:55:10,875 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-30 04:55:10,875 INFO L101 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-01-30 04:55:10,875 INFO L117 rtionOrderModulation]: Craig nested/tree interpolation forces the following order [2018-01-30 04:55:10,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-01-30 04:55:10,894 WARN L137 erpolLogProxyWrapper]: Using partial proofs (cut at CNF-level). Set option :produce-proofs to true to get complete proofs. [2018-01-30 04:55:10,903 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Cannot explain term pair (main_~volArray~7_49,(store main_~volArray~7_49 (+ (* 4 main_~i~7_44) (- 3)) (select main_~volArray~7_49 (+ (* 4 main_~i~7_44) (- 3))))) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getProof(SMTInterpol.java:805) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getInterpolants(SMTInterpol.java:914) 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:218) 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:396) 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) [2018-01-30 04:55:10,905 INFO L168 Benchmark]: Toolchain (without parser) took 1877.70 ms. Allocated memory was 150.5 MB in the beginning and 196.6 MB in the end (delta: 46.1 MB). Free memory was 115.6 MB in the beginning and 170.4 MB in the end (delta: -54.8 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-01-30 04:55:10,906 INFO L168 Benchmark]: CDTParser took 0.09 ms. Allocated memory is still 150.5 MB. Free memory is still 120.3 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-30 04:55:10,906 INFO L168 Benchmark]: CACSL2BoogieTranslator took 123.41 ms. Allocated memory is still 150.5 MB. Free memory was 115.3 MB in the beginning and 106.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 5.3 GB. [2018-01-30 04:55:10,906 INFO L168 Benchmark]: Boogie Preprocessor took 19.24 ms. Allocated memory is still 150.5 MB. Free memory was 106.0 MB in the beginning and 104.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 5.3 GB. [2018-01-30 04:55:10,906 INFO L168 Benchmark]: RCFGBuilder took 412.81 ms. Allocated memory is still 150.5 MB. Free memory was 104.3 MB in the beginning and 84.4 MB in the end (delta: 20.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 5.3 GB. [2018-01-30 04:55:10,906 INFO L168 Benchmark]: IcfgTransformer took 13.86 ms. Allocated memory is still 150.5 MB. Free memory was 84.4 MB in the beginning and 82.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 5.3 GB. [2018-01-30 04:55:10,906 INFO L168 Benchmark]: TraceAbstraction took 1305.14 ms. Allocated memory was 150.5 MB in the beginning and 196.6 MB in the end (delta: 46.1 MB). Free memory was 82.6 MB in the beginning and 170.4 MB in the end (delta: -87.8 MB). There was no memory consumed. Max. memory is 5.3 GB. [2018-01-30 04:55:10,907 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09 ms. Allocated memory is still 150.5 MB. Free memory is still 120.3 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 123.41 ms. Allocated memory is still 150.5 MB. Free memory was 115.3 MB in the beginning and 106.0 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 19.24 ms. Allocated memory is still 150.5 MB. Free memory was 106.0 MB in the beginning and 104.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 5.3 GB. * RCFGBuilder took 412.81 ms. Allocated memory is still 150.5 MB. Free memory was 104.3 MB in the beginning and 84.4 MB in the end (delta: 20.0 MB). Peak memory consumption was 20.0 MB. Max. memory is 5.3 GB. * IcfgTransformer took 13.86 ms. Allocated memory is still 150.5 MB. Free memory was 84.4 MB in the beginning and 82.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 5.3 GB. * TraceAbstraction took 1305.14 ms. Allocated memory was 150.5 MB in the beginning and 196.6 MB in the end (delta: 46.1 MB). Free memory was 82.6 MB in the beginning and 170.4 MB in the end (delta: -87.8 MB). There was no memory consumed. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: Cannot explain term pair (main_~volArray~7_49,(store main_~volArray~7_49 (+ (* 4 main_~i~7_44) (- 3)) (select main_~volArray~7_49 (+ (* 4 main_~i~7_44) (- 3))))) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: Cannot explain term pair (main_~volArray~7_49,(store main_~volArray~7_49 (+ (* 4 main_~i~7_44) (- 3)) (select main_~volArray~7_49 (+ (* 4 main_~i~7_44) (- 3))))): de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getProof(SMTInterpol.java:805) RESULT: Ultimate could not prove your program: Toolchain returned no result. Written .csv to /home/daniel/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/mbpr4_true-unreach-call.i_svcomp-Reach-32bit-Automizer_Camel+AI_EQ_SS.epf_AutomizerCTransformed.xml/Csv-Benchmark-0-2018-01-30_04-55-10-912.csv Received shutdown request...