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.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-01cf0bf [2019-08-22 01:55:16,506 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 01:55:16,509 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 01:55:16,522 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 01:55:16,522 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 01:55:16,524 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 01:55:16,525 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 01:55:16,527 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 01:55:16,529 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 01:55:16,530 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 01:55:16,531 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 01:55:16,532 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 01:55:16,532 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 01:55:16,533 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 01:55:16,534 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 01:55:16,536 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 01:55:16,536 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 01:55:16,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 01:55:16,539 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 01:55:16,541 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 01:55:16,543 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 01:55:16,544 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 01:55:16,545 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 01:55:16,546 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 01:55:16,548 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-22 01:55:16,552 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 01:55:16,552 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 01:55:16,553 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 01:55:16,554 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 01:55:16,555 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 01:55:16,555 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 01:55:16,556 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 01:55:16,556 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 01:55:16,556 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 01:55:16,557 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 01:55:16,558 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 01:55:16,559 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 [2019-08-22 01:55:16,574 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 01:55:16,575 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 01:55:16,576 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 01:55:16,576 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 01:55:16,577 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 01:55:16,577 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 01:55:16,577 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 01:55:16,577 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 01:55:16,577 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 01:55:16,578 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 01:55:16,578 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 01:55:16,578 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 01:55:16,578 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 01:55:16,578 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 01:55:16,579 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 01:55:16,579 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 01:55:16,579 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 01:55:16,579 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 01:55:16,579 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 01:55:16,580 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 01:55:16,580 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 01:55:16,580 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 01:55:16,580 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 01:55:16,580 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 01:55:16,581 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 01:55:16,581 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 01:55:16,581 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 01:55:16,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 01:55:16,581 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 01:55:16,623 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 01:55:16,636 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 01:55:16,639 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 01:55:16,641 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 01:55:16,642 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 01:55:16,642 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-08-22 01:55:16,723 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d674fddf4/0e12261813ce4a4dbb702dc69803feae/FLAGf8f5d49a6 [2019-08-22 01:55:17,398 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 01:55:17,399 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-08-22 01:55:17,426 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d674fddf4/0e12261813ce4a4dbb702dc69803feae/FLAGf8f5d49a6 [2019-08-22 01:55:17,640 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d674fddf4/0e12261813ce4a4dbb702dc69803feae [2019-08-22 01:55:17,652 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 01:55:17,654 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 01:55:17,655 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 01:55:17,655 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 01:55:17,659 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 01:55:17,662 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 01:55:17" (1/1) ... [2019-08-22 01:55:17,665 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6efae6cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:55:17, skipping insertion in model container [2019-08-22 01:55:17,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 01:55:17" (1/1) ... [2019-08-22 01:55:17,672 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 01:55:17,747 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 01:55:18,337 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 01:55:18,351 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 01:55:18,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 01:55:18,836 INFO L192 MainTranslator]: Completed translation [2019-08-22 01:55:18,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:55:18 WrapperNode [2019-08-22 01:55:18,836 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 01:55:18,837 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 01:55:18,837 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 01:55:18,838 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 01:55:18,851 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:55:18" (1/1) ... [2019-08-22 01:55:18,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:55:18" (1/1) ... [2019-08-22 01:55:18,873 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:55:18" (1/1) ... [2019-08-22 01:55:18,874 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:55:18" (1/1) ... [2019-08-22 01:55:18,935 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:55:18" (1/1) ... [2019-08-22 01:55:18,965 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:55:18" (1/1) ... [2019-08-22 01:55:18,984 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:55:18" (1/1) ... [2019-08-22 01:55:18,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 01:55:19,000 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 01:55:19,000 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 01:55:19,000 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 01:55:19,004 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:55:18" (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 [2019-08-22 01:55:19,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 01:55:19,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 01:55:19,075 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 01:55:19,075 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 01:55:19,075 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-22 01:55:19,076 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-22 01:55:19,076 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-22 01:55:19,076 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-22 01:55:19,076 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-22 01:55:19,076 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-22 01:55:19,077 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-22 01:55:19,077 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-22 01:55:19,077 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-22 01:55:19,077 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-22 01:55:19,078 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-22 01:55:19,078 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-22 01:55:19,078 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-22 01:55:19,078 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 01:55:19,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 01:55:19,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 01:55:20,911 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 01:55:20,912 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-22 01:55:20,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 01:55:20 BoogieIcfgContainer [2019-08-22 01:55:20,913 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 01:55:20,914 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 01:55:20,914 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 01:55:20,914 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 01:55:20,915 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 01:55:20" (1/1) ... [2019-08-22 01:55:20,931 INFO L148 IcfgInterpreter]: Started Sifa with 11 locations of interest [2019-08-22 01:55:20,935 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 01:55:20,949 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 01:55:20,958 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 01:55:20,960 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 01:55:21,101 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 01:55:21,102 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 01:55:21,103 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 01:55:21,115 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2019-08-22 01:55:21,116 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 01:55:21,519 WARN L188 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-08-22 01:55:21,520 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 01:55:21,543 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:55:21,544 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:55:21,545 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:55:21,546 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:55:21,547 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:55:21,548 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:55:21,551 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 12 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2019-08-22 01:55:21,552 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 01:55:21,875 WARN L188 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-08-22 01:55:21,876 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 01:55:21,876 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 01:55:21,877 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:223, output treesize:233 [2019-08-22 01:55:21,942 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 312 [2019-08-22 01:55:26,184 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,190 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,193 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,197 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,201 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,206 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,209 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,219 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,225 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,230 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,326 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,329 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,515 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,519 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,522 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,526 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,531 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,533 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,535 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,538 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,540 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,542 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,612 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,614 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,615 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,619 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,622 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,625 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,627 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:26,628 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 01:55:27,484 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 01:55:27,485 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 01:55:27,488 INFO L179 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 2484#(and (<= ~mode2~0 0) (<= main_~check__tmp~3 0) (<= 0 ~mode3~0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st4~0 1) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= ~__return_3414~0 0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 main_~check__tmp~3) (<= 0 ~__return_3414~0)) [2019-08-22 01:55:27,488 INFO L179 IcfgInterpreter]: Reachable states at location mainErr9ASSERT_VIOLATIONERROR_FUNCTION satisfy 2682#(and (<= ~mode4~0 0) (<= ~__return_3681~0 0) (<= 0 main_~check__tmp~12) (<= 0 ~mode3~0) (<= ~mode3~0 0) (<= ~st3~0 1) (<= main_~check__tmp~12 0) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= 0 ~mode4~0) (<= 0 ~__return_3681~0) (<= 1 ~st3~0)) [2019-08-22 01:55:27,489 INFO L179 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 2323#(or (and (<= main_~main__c1~0 1) (<= 0 main_~main__c1~0)) (and (<= ~mode2~0 0) (<= 0 main_~check__tmp~9) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= ~st4~0 1) (<= 0 ~__return_4484~0) (<= main_~check__tmp~9 0) (<= 0 (+ ~st1~0 2)) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= ~__return_4484~0 0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 1 ~st3~0))) [2019-08-22 01:55:27,489 INFO L179 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 2442#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= ~__return_3599~0 0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= main_~check__tmp~4 0) (<= ~mode4~0 0) (<= 0 main_~check__tmp~4) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 1 ~st3~0) (<= 0 ~__return_3599~0)) [2019-08-22 01:55:27,489 INFO L179 IcfgInterpreter]: Reachable states at location mainErr8ASSERT_VIOLATIONERROR_FUNCTION satisfy 2648#(and (<= 1 ~st4~0) (<= ~__return_3484~0 0) (<= ~mode4~0 0) (<= 0 ~mode3~0) (<= 0 ~__return_3484~0) (<= 0 main_~check__tmp~11) (<= ~mode3~0 0) (<= main_~check__tmp~11 0) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= 0 ~mode4~0) (<= ~st4~0 1)) [2019-08-22 01:55:27,490 INFO L179 IcfgInterpreter]: Reachable states at location mainErr7ASSERT_VIOLATIONERROR_FUNCTION satisfy 2406#(and (<= 0 main_~check__tmp~10) (<= ~mode4~0 0) (<= 0 ~mode3~0) (<= ~mode3~0 0) (<= ~__return_3327~0 0) (<= main_~check__tmp~10 0) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= 0 ~__return_3327~0) (<= 0 ~mode4~0)) [2019-08-22 01:55:27,490 INFO L179 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 2620#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= 0 ~__return_3767~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st4~0 1) (<= main_~check__tmp~5 0) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 1 ~st3~0) (<= 0 main_~check__tmp~5) (<= ~__return_3767~0 0)) [2019-08-22 01:55:27,491 INFO L179 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 2586#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~__return_4150~0 0) (<= ~st2~0 1) (<= ~st4~0 1) (<= 0 ~__return_4150~0) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= ~mode3~0 0) (<= main_~check__tmp~7 0) (<= 0 main_~main__c1~0) (<= 0 main_~check__tmp~7) (<= 0 ~mode4~0)) [2019-08-22 01:55:27,491 INFO L179 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 2552#(and (<= ~mode2~0 0) (<= 0 main_~check__tmp~8) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= ~__return_4324~0 0) (<= ~mode4~0 0) (<= main_~check__tmp~8 0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 1 ~st3~0) (<= 0 ~__return_4324~0)) [2019-08-22 01:55:27,491 INFO L179 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 2359#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= ~mode4~0 0) (<= main_~check__tmp~6 0) (<= ~mode3~0 0) (<= ~__return_3972~0 0) (<= 0 main_~check__tmp~6) (<= 0 ~__return_3972~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0)) [2019-08-22 01:55:27,492 INFO L179 IcfgInterpreter]: Reachable states at location mainErr10ASSERT_VIOLATIONERROR_FUNCTION satisfy 2518#(and (<= ~mode4~0 0) (<= main_~check__tmp~14 0) (<= ~__return_4066~0 0) (<= 0 main_~check__tmp~14) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= 0 ~mode4~0) (<= 0 ~__return_4066~0)) [2019-08-22 01:55:27,516 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-22 01:55:27,517 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 01:55:27,519 INFO L168 Benchmark]: Toolchain (without parser) took 9865.12 ms. Allocated memory was 142.1 MB in the beginning and 562.0 MB in the end (delta: 420.0 MB). Free memory was 87.0 MB in the beginning and 419.9 MB in the end (delta: -332.9 MB). Peak memory consumption was 436.0 MB. Max. memory is 7.1 GB. [2019-08-22 01:55:27,520 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 142.1 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-22 01:55:27,521 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1181.48 ms. Allocated memory was 142.1 MB in the beginning and 203.9 MB in the end (delta: 61.9 MB). Free memory was 86.8 MB in the beginning and 157.3 MB in the end (delta: -70.5 MB). Peak memory consumption was 33.5 MB. Max. memory is 7.1 GB. [2019-08-22 01:55:27,522 INFO L168 Benchmark]: Boogie Preprocessor took 162.48 ms. Allocated memory is still 203.9 MB. Free memory was 157.3 MB in the beginning and 152.2 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-08-22 01:55:27,523 INFO L168 Benchmark]: RCFGBuilder took 1913.62 ms. Allocated memory was 203.9 MB in the beginning and 232.8 MB in the end (delta: 28.8 MB). Free memory was 152.2 MB in the beginning and 121.0 MB in the end (delta: 31.2 MB). Peak memory consumption was 75.7 MB. Max. memory is 7.1 GB. [2019-08-22 01:55:27,525 INFO L168 Benchmark]: Symbolic Interpretation took 6602.98 ms. Allocated memory was 232.8 MB in the beginning and 562.0 MB in the end (delta: 329.3 MB). Free memory was 121.0 MB in the beginning and 419.9 MB in the end (delta: -298.9 MB). Peak memory consumption was 379.3 MB. Max. memory is 7.1 GB. [2019-08-22 01:55:27,530 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 761]: 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 2484#(and (<= ~mode2~0 0) (<= main_~check__tmp~3 0) (<= 0 ~mode3~0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st4~0 1) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= ~__return_3414~0 0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 main_~check__tmp~3) (<= 0 ~__return_3414~0)). Possible FailurePath: - UnprovableResult [Line: 1446]: 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 2682#(and (<= ~mode4~0 0) (<= ~__return_3681~0 0) (<= 0 main_~check__tmp~12) (<= 0 ~mode3~0) (<= ~mode3~0 0) (<= ~st3~0 1) (<= main_~check__tmp~12 0) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= 0 ~mode4~0) (<= 0 ~__return_3681~0) (<= 1 ~st3~0)). Possible FailurePath: - UnprovableResult [Line: 473]: 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 2323#(or (and (<= main_~main__c1~0 1) (<= 0 main_~main__c1~0)) (and (<= ~mode2~0 0) (<= 0 main_~check__tmp~9) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= ~st4~0 1) (<= 0 ~__return_4484~0) (<= main_~check__tmp~9 0) (<= 0 (+ ~st1~0 2)) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= ~__return_4484~0 0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 1 ~st3~0))). Possible FailurePath: - UnprovableResult [Line: 851]: 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 2442#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= ~__return_3599~0 0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= main_~check__tmp~4 0) (<= ~mode4~0 0) (<= 0 main_~check__tmp~4) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 1 ~st3~0) (<= 0 ~__return_3599~0)). Possible FailurePath: - UnprovableResult [Line: 1370]: 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 2648#(and (<= 1 ~st4~0) (<= ~__return_3484~0 0) (<= ~mode4~0 0) (<= 0 ~mode3~0) (<= 0 ~__return_3484~0) (<= 0 main_~check__tmp~11) (<= ~mode3~0 0) (<= main_~check__tmp~11 0) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= 0 ~mode4~0) (<= ~st4~0 1)). Possible FailurePath: - UnprovableResult [Line: 1321]: 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 2406#(and (<= 0 main_~check__tmp~10) (<= ~mode4~0 0) (<= 0 ~mode3~0) (<= ~mode3~0 0) (<= ~__return_3327~0 0) (<= main_~check__tmp~10 0) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= 0 ~__return_3327~0) (<= 0 ~mode4~0)). Possible FailurePath: - UnprovableResult [Line: 900]: 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 2620#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= 0 ~__return_3767~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st4~0 1) (<= main_~check__tmp~5 0) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 1 ~st3~0) (<= 0 main_~check__tmp~5) (<= ~__return_3767~0 0)). Possible FailurePath: - UnprovableResult [Line: 1066]: 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 2586#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~__return_4150~0 0) (<= ~st2~0 1) (<= ~st4~0 1) (<= 0 ~__return_4150~0) (<= 1 ~st4~0) (<= ~mode4~0 0) (<= ~mode3~0 0) (<= main_~check__tmp~7 0) (<= 0 main_~main__c1~0) (<= 0 main_~check__tmp~7) (<= 0 ~mode4~0)). Possible FailurePath: - UnprovableResult [Line: 1142]: 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 2552#(and (<= ~mode2~0 0) (<= 0 main_~check__tmp~8) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= ~st3~0 1) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= ~__return_4324~0 0) (<= ~mode4~0 0) (<= main_~check__tmp~8 0) (<= ~mode3~0 0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 1 ~st3~0) (<= 0 ~__return_4324~0)). Possible FailurePath: - UnprovableResult [Line: 1017]: 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 2359#(and (<= ~mode2~0 0) (<= 0 ~mode3~0) (<= 1 ~st2~0) (<= 0 ~mode2~0) (<= main_~main__c1~0 0) (<= ~st2~0 1) (<= ~mode4~0 0) (<= main_~check__tmp~6 0) (<= ~mode3~0 0) (<= ~__return_3972~0 0) (<= 0 main_~check__tmp~6) (<= 0 ~__return_3972~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0)). Possible FailurePath: - UnprovableResult [Line: 1584]: 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 2518#(and (<= ~mode4~0 0) (<= main_~check__tmp~14 0) (<= ~__return_4066~0 0) (<= 0 main_~check__tmp~14) (<= 0 main_~main__c1~0) (<= main_~main__c1~0 0) (<= 0 ~mode4~0) (<= 0 ~__return_4066~0)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 142.1 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1181.48 ms. Allocated memory was 142.1 MB in the beginning and 203.9 MB in the end (delta: 61.9 MB). Free memory was 86.8 MB in the beginning and 157.3 MB in the end (delta: -70.5 MB). Peak memory consumption was 33.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 162.48 ms. Allocated memory is still 203.9 MB. Free memory was 157.3 MB in the beginning and 152.2 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1913.62 ms. Allocated memory was 203.9 MB in the beginning and 232.8 MB in the end (delta: 28.8 MB). Free memory was 152.2 MB in the beginning and 121.0 MB in the end (delta: 31.2 MB). Peak memory consumption was 75.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 6602.98 ms. Allocated memory was 232.8 MB in the beginning and 562.0 MB in the end (delta: 329.3 MB). Free memory was 121.0 MB in the beginning and 419.9 MB in the end (delta: -298.9 MB). Peak memory consumption was 379.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...