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/ldv-regression/test06.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 11:43:59,449 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 11:43:59,453 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 11:43:59,468 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 11:43:59,468 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 11:43:59,469 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 11:43:59,471 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 11:43:59,472 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 11:43:59,474 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 11:43:59,475 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 11:43:59,476 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 11:43:59,477 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 11:43:59,478 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 11:43:59,479 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 11:43:59,480 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 11:43:59,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 11:43:59,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 11:43:59,483 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 11:43:59,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 11:43:59,487 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 11:43:59,489 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 11:43:59,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 11:43:59,491 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 11:43:59,492 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 11:43:59,494 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-08 11:43:59,495 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-08 11:43:59,495 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-08 11:43:59,496 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-08 11:43:59,497 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-08 11:43:59,498 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-08 11:43:59,498 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 11:43:59,499 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 11:43:59,500 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 11:43:59,501 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 11:43:59,502 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 11:43:59,502 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 11:43:59,503 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 11:43:59,503 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 11:43:59,505 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 11:43:59,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 11:43:59,507 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 11:43:59,511 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 [2019-08-08 11:43:59,535 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 11:43:59,535 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 11:43:59,537 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 11:43:59,537 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 11:43:59,538 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 11:43:59,538 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 11:43:59,538 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 11:43:59,538 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 11:43:59,538 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 11:43:59,539 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 11:43:59,540 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 11:43:59,540 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 11:43:59,540 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 11:43:59,541 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 11:43:59,541 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 11:43:59,541 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 11:43:59,542 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 11:43:59,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 11:43:59,542 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 11:43:59,542 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 11:43:59,543 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 11:43:59,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 11:43:59,543 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 11:43:59,543 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 11:43:59,543 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 11:43:59,544 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 11:43:59,544 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 11:43:59,544 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 11:43:59,544 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 11:43:59,597 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 11:43:59,611 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 11:43:59,614 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 11:43:59,616 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 11:43:59,616 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 11:43:59,617 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test06.c [2019-08-08 11:43:59,695 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8753b2cd1/019932062be5467abb38d02c26a89d2f/FLAG11428385d [2019-08-08 11:44:00,104 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 11:44:00,105 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test06.c [2019-08-08 11:44:00,111 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8753b2cd1/019932062be5467abb38d02c26a89d2f/FLAG11428385d [2019-08-08 11:44:00,526 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8753b2cd1/019932062be5467abb38d02c26a89d2f [2019-08-08 11:44:00,536 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 11:44:00,538 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 11:44:00,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 11:44:00,539 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 11:44:00,542 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 11:44:00,543 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 11:44:00" (1/1) ... [2019-08-08 11:44:00,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77fb89b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:44:00, skipping insertion in model container [2019-08-08 11:44:00,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 11:44:00" (1/1) ... [2019-08-08 11:44:00,553 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 11:44:00,570 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 11:44:00,746 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 11:44:00,759 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 11:44:00,776 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 11:44:00,790 INFO L192 MainTranslator]: Completed translation [2019-08-08 11:44:00,791 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:44:00 WrapperNode [2019-08-08 11:44:00,791 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 11:44:00,792 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 11:44:00,792 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 11:44:00,792 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 11:44:00,803 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:44:00" (1/1) ... [2019-08-08 11:44:00,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:44:00" (1/1) ... [2019-08-08 11:44:00,895 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:44:00" (1/1) ... [2019-08-08 11:44:00,895 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:44:00" (1/1) ... [2019-08-08 11:44:00,903 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:44:00" (1/1) ... [2019-08-08 11:44:00,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:44:00" (1/1) ... [2019-08-08 11:44:00,907 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:44:00" (1/1) ... [2019-08-08 11:44:00,913 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 11:44:00,913 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 11:44:00,914 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 11:44:00,914 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 11:44:00,915 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:44:00" (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 [2019-08-08 11:44:00,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 11:44:00,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 11:44:00,969 INFO L138 BoogieDeclarations]: Found implementation of procedure g [2019-08-08 11:44:00,969 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-08-08 11:44:00,969 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 11:44:00,969 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 11:44:00,970 INFO L130 BoogieDeclarations]: Found specification of procedure g [2019-08-08 11:44:00,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-08 11:44:00,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-08 11:44:00,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-08 11:44:00,970 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-08-08 11:44:00,971 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 11:44:00,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-08 11:44:00,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-08 11:44:00,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-08 11:44:00,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 11:44:00,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 11:44:01,361 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 11:44:01,361 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-08 11:44:01,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 11:44:01 BoogieIcfgContainer [2019-08-08 11:44:01,362 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 11:44:01,363 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 11:44:01,363 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 11:44:01,363 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 11:44:01,364 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 11:44:01" (1/1) ... [2019-08-08 11:44:01,378 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 11:44:01,380 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 11:44:01,386 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 11:44:01,394 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 11:44:01,396 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 11:44:01,442 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 25 [2019-08-08 11:44:01,519 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 11:44:01,520 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 11:44:01,529 INFO L179 IcfgInterpreter]: Location mainErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 29#(and (< |main_~#a~0.base| |#StackHeapBarrier|) (< |main_~#p2~0.base| |#StackHeapBarrier|) (= 0 |#NULL.base|) (exists ((|v_#memory_$Pointer$.base_19| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.base_18| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.base)_AFTER_CALL_2| (Array Int (Array Int Int)))) (and (= |v_old(#memory_$Pointer$.base)_AFTER_CALL_2| (store |v_#memory_$Pointer$.base_18| |main_~#a~0.base| (store (select |v_#memory_$Pointer$.base_18| |main_~#a~0.base|) |main_~#a~0.offset| (select (select |v_old(#memory_$Pointer$.base)_AFTER_CALL_2| |main_~#a~0.base|) |main_~#a~0.offset|)))) (= |v_#memory_$Pointer$.base_18| (store |v_#memory_$Pointer$.base_19| |main_~#a~0.base| (store (select |v_#memory_$Pointer$.base_19| |main_~#a~0.base|) |main_~#a~0.offset| (select (select |v_#memory_$Pointer$.base_18| |main_~#a~0.base|) |main_~#a~0.offset|)))) (= (store (store (store |old(#memory_$Pointer$.base)| |main_~#p1~0.base| (store (select |old(#memory_$Pointer$.base)| |main_~#p1~0.base|) |main_~#p1~0.offset| |main_~#a~0.base|)) |main_~#p2~0.base| (store (select (store |old(#memory_$Pointer$.base)| |main_~#p1~0.base| (store (select |old(#memory_$Pointer$.base)| |main_~#p1~0.base|) |main_~#p1~0.offset| |main_~#a~0.base|)) |main_~#p2~0.base|) |main_~#p2~0.offset| |main_~#b~0.base|)) |main_~#b~0.base| (store (select (store (store |old(#memory_$Pointer$.base)| |main_~#p1~0.base| (store (select |old(#memory_$Pointer$.base)| |main_~#p1~0.base|) |main_~#p1~0.offset| |main_~#a~0.base|)) |main_~#p2~0.base| (store (select (store |old(#memory_$Pointer$.base)| |main_~#p1~0.base| (store (select |old(#memory_$Pointer$.base)| |main_~#p1~0.base|) |main_~#p1~0.offset| |main_~#a~0.base|)) |main_~#p2~0.base|) |main_~#p2~0.offset| |main_~#b~0.base|)) |main_~#b~0.base|) |main_~#b~0.offset| (select (select |v_#memory_$Pointer$.base_19| |main_~#b~0.base|) |main_~#b~0.offset|))) |v_#memory_$Pointer$.base_19|))) (not (= |main_~#b~0.base| 0)) (= 0 (select |old(#valid)| |main_~#a~0.base|)) (not (= 0 |main_~#a~0.base|)) (= (select (select |#memory_int| (select (select |#memory_$Pointer$.base| |main_~#p1~0.base|) |main_~#p1~0.offset|)) (select (select |#memory_$Pointer$.offset| |main_~#p1~0.base|) |main_~#p1~0.offset|)) 0) (= 0 |main_~#p2~0.offset|) (= |main_~#b~0.offset| 0) (= |main_~#a~0.offset| 0) (< |main_~#b~0.base| |#StackHeapBarrier|) (= (store (store (store (store |old(#length)| |main_~#a~0.base| 4) |main_~#b~0.base| 4) |main_~#p1~0.base| 4) |main_~#p2~0.base| 4) |#length|) (exists ((|v_#memory_$Pointer$.offset_19| (Array Int (Array Int Int))) (|v_#memory_$Pointer$.offset_18| (Array Int (Array Int Int))) (|v_old(#memory_$Pointer$.offset)_AFTER_CALL_2| (Array Int (Array Int Int)))) (and (= |v_#memory_$Pointer$.offset_19| (store |v_#memory_$Pointer$.offset_18| |main_~#a~0.base| (store (select |v_#memory_$Pointer$.offset_18| |main_~#a~0.base|) |main_~#a~0.offset| (select (select |v_#memory_$Pointer$.offset_19| |main_~#a~0.base|) |main_~#a~0.offset|)))) (= (store |v_#memory_$Pointer$.offset_19| |main_~#a~0.base| (store (select |v_#memory_$Pointer$.offset_19| |main_~#a~0.base|) |main_~#a~0.offset| (select (select |v_old(#memory_$Pointer$.offset)_AFTER_CALL_2| |main_~#a~0.base|) |main_~#a~0.offset|))) |v_old(#memory_$Pointer$.offset)_AFTER_CALL_2|) (= (store (store (store |old(#memory_$Pointer$.offset)| |main_~#p1~0.base| (store (select |old(#memory_$Pointer$.offset)| |main_~#p1~0.base|) |main_~#p1~0.offset| |main_~#a~0.offset|)) |main_~#p2~0.base| (store (select (store |old(#memory_$Pointer$.offset)| |main_~#p1~0.base| (store (select |old(#memory_$Pointer$.offset)| |main_~#p1~0.base|) |main_~#p1~0.offset| |main_~#a~0.offset|)) |main_~#p2~0.base|) |main_~#p2~0.offset| |main_~#b~0.offset|)) |main_~#b~0.base| (store (select (store (store |old(#memory_$Pointer$.offset)| |main_~#p1~0.base| (store (select |old(#memory_$Pointer$.offset)| |main_~#p1~0.base|) |main_~#p1~0.offset| |main_~#a~0.offset|)) |main_~#p2~0.base| (store (select (store |old(#memory_$Pointer$.offset)| |main_~#p1~0.base| (store (select |old(#memory_$Pointer$.offset)| |main_~#p1~0.base|) |main_~#p1~0.offset| |main_~#a~0.offset|)) |main_~#p2~0.base|) |main_~#p2~0.offset| |main_~#b~0.offset|)) |main_~#b~0.base|) |main_~#b~0.offset| (select (select |v_#memory_$Pointer$.offset_18| |main_~#b~0.base|) |main_~#b~0.offset|))) |v_#memory_$Pointer$.offset_18|))) (< |main_~#p1~0.base| |#StackHeapBarrier|) (= 0 |main_~#p1~0.offset|) (exists ((|v_#valid_22| (Array Int Int))) (= (store |v_#valid_22| 0 0) |old(#valid)|)) (not (= |main_~#p1~0.base| 0)) (not (= 0 |main_~#p2~0.base|)) (= (select (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base|) 0) (exists ((|v_main_#t~ret5_5| Int) (|v_#memory_$Pointer$.offset_22| (Array Int (Array Int Int))) (|v_#memory_int_23| (Array Int (Array Int Int))) (|v_main_#t~mem4_5| Int) (|v_#memory_$Pointer$.base_22| (Array Int (Array Int Int)))) (and (= (store |v_#memory_$Pointer$.offset_22| |main_~#a~0.base| (store (select |v_#memory_$Pointer$.offset_22| |main_~#a~0.base|) |main_~#a~0.offset| (select (select |#memory_$Pointer$.offset| |main_~#a~0.base|) |main_~#a~0.offset|))) |#memory_$Pointer$.offset|) (exists ((|v_#memory_int_BEFORE_CALL_3| (Array Int (Array Int Int)))) (and (exists ((|v_#memory_int_19| (Array Int (Array Int Int))) (|v_#memory_int_20| (Array Int (Array Int Int)))) (and (= (store |v_#memory_int_20| |main_~#p2~0.base| (store (select |v_#memory_int_20| |main_~#p2~0.base|) |main_~#p2~0.offset| (select (select |v_#memory_int_19| |main_~#p2~0.base|) |main_~#p2~0.offset|))) |v_#memory_int_19|) (= (store |old(#memory_int)| |main_~#p1~0.base| (store (select |old(#memory_int)| |main_~#p1~0.base|) |main_~#p1~0.offset| (select (select |v_#memory_int_20| |main_~#p1~0.base|) |main_~#p1~0.offset|))) |v_#memory_int_20|) (= (store (store |v_#memory_int_19| |main_~#b~0.base| (store (select |v_#memory_int_19| |main_~#b~0.base|) |main_~#b~0.offset| 1)) |main_~#a~0.base| (store (select (store |v_#memory_int_19| |main_~#b~0.base| (store (select |v_#memory_int_19| |main_~#b~0.base|) |main_~#b~0.offset| 1)) |main_~#a~0.base|) |main_~#a~0.offset| 4)) |v_#memory_int_BEFORE_CALL_3|))) (= |v_main_#t~mem4_5| (select (select |v_#memory_int_BEFORE_CALL_3| |main_~#a~0.base|) |main_~#a~0.offset|)))) (or (and (= |v_main_#t~mem4_5| 4) (exists ((v_g_~pq~0.base_BEFORE_RETURN_1 Int) (v_g_~pq~0.offset_BEFORE_RETURN_1 Int)) (and (exists ((|v_#memory_$Pointer$.offset_21| (Array Int (Array Int Int)))) (and (= (select (select |v_#memory_$Pointer$.offset_21| |main_~#p2~0.base|) |main_~#p2~0.offset|) v_g_~pq~0.offset_BEFORE_RETURN_1) (= |v_#memory_$Pointer$.offset_22| (store (store |v_#memory_$Pointer$.offset_21| |main_~#p1~0.base| (store (select |v_#memory_$Pointer$.offset_21| |main_~#p1~0.base|) |main_~#p1~0.offset| (select (select |v_#memory_$Pointer$.offset_21| |main_~#p2~0.base|) |main_~#p2~0.offset|))) v_g_~pq~0.base_BEFORE_RETURN_1 (store (select (store |v_#memory_$Pointer$.offset_21| |main_~#p1~0.base| (store (select |v_#memory_$Pointer$.offset_21| |main_~#p1~0.base|) |main_~#p1~0.offset| (select (select |v_#memory_$Pointer$.offset_21| |main_~#p2~0.base|) |main_~#p2~0.offset|))) v_g_~pq~0.base_BEFORE_RETURN_1) v_g_~pq~0.offset_BEFORE_RETURN_1 (select (select |v_#memory_$Pointer$.offset_22| v_g_~pq~0.base_BEFORE_RETURN_1) v_g_~pq~0.offset_BEFORE_RETURN_1)))))) (exists ((|v_#memory_int_22| (Array Int (Array Int Int))) (|v_#memory_int_6| (Array Int (Array Int Int)))) (and (= (store |v_#memory_int_22| |main_~#p1~0.base| (store (select |v_#memory_int_22| |main_~#p1~0.base|) |main_~#p1~0.offset| (select (select |v_#memory_int_6| |main_~#p1~0.base|) |main_~#p1~0.offset|))) |v_#memory_int_6|) (= (store |v_#memory_int_6| v_g_~pq~0.base_BEFORE_RETURN_1 (store (select |v_#memory_int_6| v_g_~pq~0.base_BEFORE_RETURN_1) v_g_~pq~0.offset_BEFORE_RETURN_1 0)) |v_#memory_int_23|))) (exists ((|v_#memory_$Pointer$.base_21| (Array Int (Array Int Int)))) (and (= v_g_~pq~0.base_BEFORE_RETURN_1 (select (select |v_#memory_$Pointer$.base_21| |main_~#p2~0.base|) |main_~#p2~0.offset|)) (= |v_#memory_$Pointer$.base_22| (store (store |v_#memory_$Pointer$.base_21| |main_~#p1~0.base| (store (select |v_#memory_$Pointer$.base_21| |main_~#p1~0.base|) |main_~#p1~0.offset| (select (select |v_#memory_$Pointer$.base_21| |main_~#p2~0.base|) |main_~#p2~0.offset|))) v_g_~pq~0.base_BEFORE_RETURN_1 (store (select (store |v_#memory_$Pointer$.base_21| |main_~#p1~0.base| (store (select |v_#memory_$Pointer$.base_21| |main_~#p1~0.base|) |main_~#p1~0.offset| (select (select |v_#memory_$Pointer$.base_21| |main_~#p2~0.base|) |main_~#p2~0.offset|))) v_g_~pq~0.base_BEFORE_RETURN_1) v_g_~pq~0.offset_BEFORE_RETURN_1 (select (select |v_#memory_$Pointer$.base_22| v_g_~pq~0.base_BEFORE_RETURN_1) v_g_~pq~0.offset_BEFORE_RETURN_1)))))))) (= |v_main_#t~ret5_5| 1)) (and (= |v_main_#t~ret5_5| 0) (not (= |v_main_#t~mem4_5| 4)))) (= |#memory_int| (store |v_#memory_int_23| |main_~#a~0.base| (store (select |v_#memory_int_23| |main_~#a~0.base|) |main_~#a~0.offset| |v_main_#t~ret5_5|))) (<= |v_main_#t~ret5_5| 2147483647) (= |#memory_$Pointer$.base| (store |v_#memory_$Pointer$.base_22| |main_~#a~0.base| (store (select |v_#memory_$Pointer$.base_22| |main_~#a~0.base|) |main_~#a~0.offset| (select (select |#memory_$Pointer$.base| |main_~#a~0.base|) |main_~#a~0.offset|)))) (<= 0 (+ |v_main_#t~ret5_5| 2147483648)))) (= (select (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base|) 0) (= (select (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base|) 0) (= |#NULL.offset| 0) (= |#valid| (store (store (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1) |main_~#p1~0.base| 1) |main_~#p2~0.base| 1))) [2019-08-08 11:44:01,532 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 11:44:01,542 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 11:44:01,545 INFO L168 Benchmark]: Toolchain (without parser) took 1005.60 ms. Allocated memory was 131.1 MB in the beginning and 198.2 MB in the end (delta: 67.1 MB). Free memory was 87.0 MB in the beginning and 146.5 MB in the end (delta: -59.5 MB). Peak memory consumption was 7.6 MB. Max. memory is 7.1 GB. [2019-08-08 11:44:01,546 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 131.1 MB. Free memory is still 104.9 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-08 11:44:01,547 INFO L168 Benchmark]: CACSL2BoogieTranslator took 252.45 ms. Allocated memory is still 131.1 MB. Free memory was 86.6 MB in the beginning and 76.9 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-08-08 11:44:01,549 INFO L168 Benchmark]: Boogie Preprocessor took 121.51 ms. Allocated memory was 131.1 MB in the beginning and 198.2 MB in the end (delta: 67.1 MB). Free memory was 76.9 MB in the beginning and 173.8 MB in the end (delta: -96.8 MB). Peak memory consumption was 16.7 MB. Max. memory is 7.1 GB. [2019-08-08 11:44:01,550 INFO L168 Benchmark]: RCFGBuilder took 449.12 ms. Allocated memory is still 198.2 MB. Free memory was 173.8 MB in the beginning and 155.9 MB in the end (delta: 17.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 7.1 GB. [2019-08-08 11:44:01,552 INFO L168 Benchmark]: Symbolic Interpretation took 179.04 ms. Allocated memory is still 198.2 MB. Free memory was 155.9 MB in the beginning and 146.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. [2019-08-08 11:44:01,559 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 40]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Interpreter reached this location of interest. Location might be reachable.. Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 131.1 MB. Free memory is still 104.9 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 252.45 ms. Allocated memory is still 131.1 MB. Free memory was 86.6 MB in the beginning and 76.9 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 121.51 ms. Allocated memory was 131.1 MB in the beginning and 198.2 MB in the end (delta: 67.1 MB). Free memory was 76.9 MB in the beginning and 173.8 MB in the end (delta: -96.8 MB). Peak memory consumption was 16.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 449.12 ms. Allocated memory is still 198.2 MB. Free memory was 173.8 MB in the beginning and 155.9 MB in the end (delta: 17.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 179.04 ms. Allocated memory is still 198.2 MB. Free memory was 155.9 MB in the beginning and 146.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...