java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.5.1.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 11:25:06,519 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 11:25:06,521 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 11:25:06,535 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 11:25:06,536 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 11:25:06,537 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 11:25:06,538 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 11:25:06,540 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 11:25:06,542 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 11:25:06,543 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 11:25:06,544 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 11:25:06,545 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 11:25:06,545 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 11:25:06,546 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 11:25:06,547 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 11:25:06,548 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 11:25:06,549 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 11:25:06,550 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 11:25:06,552 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 11:25:06,554 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 11:25:06,556 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 11:25:06,557 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 11:25:06,558 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 11:25:06,559 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 11:25:06,561 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 11:25:06,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 11:25:06,565 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 11:25:06,566 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 11:25:06,567 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 11:25:06,568 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 11:25:06,568 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 11:25:06,568 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 11:25:06,569 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 11:25:06,569 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 11:25:06,570 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 11:25:06,570 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 11:25:06,571 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-18 11:25:06,595 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 11:25:06,595 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 11:25:06,597 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 11:25:06,597 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 11:25:06,597 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 11:25:06,598 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 11:25:06,598 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 11:25:06,598 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 11:25:06,598 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 11:25:06,598 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 11:25:06,599 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 11:25:06,599 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 11:25:06,599 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 11:25:06,599 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 11:25:06,599 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 11:25:06,600 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 11:25:06,600 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 11:25:06,600 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 11:25:06,600 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 11:25:06,601 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 11:25:06,601 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 11:25:06,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 11:25:06,601 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 11:25:06,601 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 11:25:06,602 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 11:25:06,602 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 11:25:06,602 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 11:25:06,602 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 11:25:06,602 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 11:25:06,641 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 11:25:06,655 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 11:25:06,659 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 11:25:06,661 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 11:25:06,661 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 11:25:06,662 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.5.1.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-08-18 11:25:06,738 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13f059c63/6943a27d15124e708d152154838a0884/FLAGf3462508a [2019-08-18 11:25:07,260 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 11:25:07,261 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.5.1.ufo.BOUNDED-10.pals.c.v+cfa-reducer.c [2019-08-18 11:25:07,277 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13f059c63/6943a27d15124e708d152154838a0884/FLAGf3462508a [2019-08-18 11:25:07,642 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/13f059c63/6943a27d15124e708d152154838a0884 [2019-08-18 11:25:07,652 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 11:25:07,653 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 11:25:07,654 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 11:25:07,654 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 11:25:07,658 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 11:25:07,659 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 11:25:07" (1/1) ... [2019-08-18 11:25:07,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ceb1679 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:25:07, skipping insertion in model container [2019-08-18 11:25:07,662 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 11:25:07" (1/1) ... [2019-08-18 11:25:07,670 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 11:25:07,725 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 11:25:08,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 11:25:08,112 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 11:25:08,176 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 11:25:08,201 INFO L192 MainTranslator]: Completed translation [2019-08-18 11:25:08,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:25:08 WrapperNode [2019-08-18 11:25:08,202 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 11:25:08,203 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 11:25:08,203 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 11:25:08,203 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 11:25:08,213 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:25:08" (1/1) ... [2019-08-18 11:25:08,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:25:08" (1/1) ... [2019-08-18 11:25:08,227 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:25:08" (1/1) ... [2019-08-18 11:25:08,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:25:08" (1/1) ... [2019-08-18 11:25:08,245 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:25:08" (1/1) ... [2019-08-18 11:25:08,254 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:25:08" (1/1) ... [2019-08-18 11:25:08,257 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:25:08" (1/1) ... [2019-08-18 11:25:08,261 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 11:25:08,261 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 11:25:08,262 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 11:25:08,262 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 11:25:08,263 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 11:25:08" (1/1) ... No working directory specified, using /storage/repos/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 [2019-08-18 11:25:08,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 11:25:08,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 11:25:08,323 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 11:25:08,323 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 11:25:08,323 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-18 11:25:08,323 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-18 11:25:08,323 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-18 11:25:08,324 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-18 11:25:08,324 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-18 11:25:08,324 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-18 11:25:08,324 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-18 11:25:08,324 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-18 11:25:08,324 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-18 11:25:08,324 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-18 11:25:08,325 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-18 11:25:08,325 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-18 11:25:08,325 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-18 11:25:08,325 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 11:25:08,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 11:25:08,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 11:25:09,002 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 11:25:09,004 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-18 11:25:09,005 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 11:25:09 BoogieIcfgContainer [2019-08-18 11:25:09,006 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 11:25:09,006 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 11:25:09,006 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 11:25:09,007 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 11:25:09,008 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 11:25:09" (1/1) ... [2019-08-18 11:25:09,028 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 11:25:09,033 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 11:25:09,061 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 11:25:09,072 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 11:25:09,074 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 11:25:09,200 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 11:25:09,205 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 11:25:09,207 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 11:25:09,208 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-18 11:25:09,227 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 26 [2019-08-18 11:25:09,228 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 11:25:09,466 WARN L188 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-08-18 11:25:09,468 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 11:25:09,488 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:25:09,490 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:25:09,492 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:25:09,494 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:25:09,496 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:25:09,498 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:25:09,500 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:25:09,501 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:25:09,502 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:25:09,504 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-18 11:25:09,507 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 20 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 26 [2019-08-18 11:25:09,508 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-18 11:25:09,742 WARN L188 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-08-18 11:25:09,743 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 11:25:09,744 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 11:25:09,744 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:160, output treesize:174 [2019-08-18 11:25:09,807 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 189 [2019-08-18 11:25:11,136 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 11:25:11,136 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 11:25:11,140 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 4793#(and (= ~__return_6343~0 main_~check__tmp~0) (= 0 (mod main_~assert__arg~0 256)) (= main_~__tmp_1~0 main_~assert__arg~0) (= main_~main__c1~0 ~__return_6343~0) (= main_~__tmp_1~0 (ite (= main_~main__c1~0 0) 0 1))) [2019-08-18 11:25:11,150 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 11:25:11,150 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 11:25:11,152 INFO L168 Benchmark]: Toolchain (without parser) took 3498.63 ms. Allocated memory was 138.4 MB in the beginning and 268.4 MB in the end (delta: 130.0 MB). Free memory was 85.7 MB in the beginning and 211.0 MB in the end (delta: -125.3 MB). Peak memory consumption was 136.0 MB. Max. memory is 7.1 GB. [2019-08-18 11:25:11,153 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 138.4 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-18 11:25:11,157 INFO L168 Benchmark]: CACSL2BoogieTranslator took 548.20 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 85.5 MB in the beginning and 171.7 MB in the end (delta: -86.3 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. [2019-08-18 11:25:11,159 INFO L168 Benchmark]: Boogie Preprocessor took 58.49 ms. Allocated memory is still 198.7 MB. Free memory was 171.7 MB in the beginning and 169.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-08-18 11:25:11,160 INFO L168 Benchmark]: RCFGBuilder took 744.30 ms. Allocated memory is still 198.7 MB. Free memory was 169.1 MB in the beginning and 126.8 MB in the end (delta: 42.2 MB). Peak memory consumption was 42.2 MB. Max. memory is 7.1 GB. [2019-08-18 11:25:11,161 INFO L168 Benchmark]: Symbolic Interpretation took 2144.09 ms. Allocated memory was 198.7 MB in the beginning and 268.4 MB in the end (delta: 69.7 MB). Free memory was 126.8 MB in the beginning and 211.0 MB in the end (delta: -84.2 MB). Peak memory consumption was 116.8 MB. Max. memory is 7.1 GB. [2019-08-18 11:25:11,173 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 277]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 4793#(and (= ~__return_6343~0 main_~check__tmp~0) (= 0 (mod main_~assert__arg~0 256)) (= main_~__tmp_1~0 main_~assert__arg~0) (= main_~main__c1~0 ~__return_6343~0) (= main_~__tmp_1~0 (ite (= main_~main__c1~0 0) 0 1))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 138.4 MB. Free memory was 104.5 MB in the beginning and 104.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 548.20 ms. Allocated memory was 138.4 MB in the beginning and 198.7 MB in the end (delta: 60.3 MB). Free memory was 85.5 MB in the beginning and 171.7 MB in the end (delta: -86.3 MB). Peak memory consumption was 23.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 58.49 ms. Allocated memory is still 198.7 MB. Free memory was 171.7 MB in the beginning and 169.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 744.30 ms. Allocated memory is still 198.7 MB. Free memory was 169.1 MB in the beginning and 126.8 MB in the end (delta: 42.2 MB). Peak memory consumption was 42.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 2144.09 ms. Allocated memory was 198.7 MB in the beginning and 268.4 MB in the end (delta: 69.7 MB). Free memory was 126.8 MB in the beginning and 211.0 MB in the end (delta: -84.2 MB). Peak memory consumption was 116.8 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...