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/pals_lcr.4.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 13:06:52,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 13:06:52,600 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 13:06:52,620 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 13:06:52,620 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 13:06:52,622 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 13:06:52,624 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 13:06:52,636 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 13:06:52,638 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 13:06:52,639 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 13:06:52,640 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 13:06:52,641 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 13:06:52,641 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 13:06:52,642 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 13:06:52,643 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 13:06:52,647 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 13:06:52,648 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 13:06:52,649 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 13:06:52,651 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 13:06:52,653 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 13:06:52,654 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 13:06:52,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 13:06:52,656 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 13:06:52,657 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 13:06:52,659 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-08 13:06:52,659 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-08 13:06:52,659 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-08 13:06:52,660 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-08 13:06:52,661 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-08 13:06:52,662 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-08 13:06:52,662 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 13:06:52,663 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 13:06:52,663 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 13:06:52,664 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 13:06:52,665 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 13:06:52,665 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 13:06:52,666 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 13:06:52,666 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 13:06:52,666 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 13:06:52,667 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 13:06:52,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 13:06:52,669 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 13:06:52,683 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 13:06:52,683 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 13:06:52,684 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 13:06:52,685 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 13:06:52,685 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 13:06:52,685 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 13:06:52,685 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 13:06:52,686 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 13:06:52,686 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 13:06:52,686 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 13:06:52,686 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 13:06:52,686 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 13:06:52,686 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 13:06:52,687 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 13:06:52,687 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 13:06:52,687 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 13:06:52,687 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 13:06:52,688 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 13:06:52,688 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 13:06:52,688 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 13:06:52,688 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 13:06:52,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 13:06:52,689 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 13:06:52,689 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 13:06:52,689 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 13:06:52,689 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 13:06:52,689 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 13:06:52,690 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 13:06:52,690 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 13:06:52,723 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 13:06:52,741 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 13:06:52,745 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 13:06:52,746 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 13:06:52,747 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 13:06:52,747 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.4.ufo.UNBOUNDED.pals.c [2019-08-08 13:06:52,821 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b00de440a/60b264031f6746219a9cf8a421d446d2/FLAGc5a063e9b [2019-08-08 13:06:53,342 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 13:06:53,342 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.4.ufo.UNBOUNDED.pals.c [2019-08-08 13:06:53,353 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b00de440a/60b264031f6746219a9cf8a421d446d2/FLAGc5a063e9b [2019-08-08 13:06:53,690 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b00de440a/60b264031f6746219a9cf8a421d446d2 [2019-08-08 13:06:53,701 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 13:06:53,702 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 13:06:53,703 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 13:06:53,703 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 13:06:53,707 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 13:06:53,708 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 01:06:53" (1/1) ... [2019-08-08 13:06:53,711 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c17896 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:06:53, skipping insertion in model container [2019-08-08 13:06:53,711 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 01:06:53" (1/1) ... [2019-08-08 13:06:53,718 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 13:06:53,773 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 13:06:54,113 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 13:06:54,123 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 13:06:54,264 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 13:06:54,283 INFO L192 MainTranslator]: Completed translation [2019-08-08 13:06:54,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:06:54 WrapperNode [2019-08-08 13:06:54,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 13:06:54,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 13:06:54,285 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 13:06:54,285 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 13:06:54,298 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:06:54" (1/1) ... [2019-08-08 13:06:54,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:06:54" (1/1) ... [2019-08-08 13:06:54,308 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:06:54" (1/1) ... [2019-08-08 13:06:54,308 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:06:54" (1/1) ... [2019-08-08 13:06:54,320 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:06:54" (1/1) ... [2019-08-08 13:06:54,331 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:06:54" (1/1) ... [2019-08-08 13:06:54,334 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:06:54" (1/1) ... [2019-08-08 13:06:54,338 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 13:06:54,339 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 13:06:54,340 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 13:06:54,340 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 13:06:54,341 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:06:54" (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 13:06:54,398 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 13:06:54,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 13:06:54,399 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-08 13:06:54,399 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-08 13:06:54,400 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-08 13:06:54,400 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-08-08 13:06:54,400 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-08 13:06:54,400 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-08 13:06:54,400 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 13:06:54,401 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-08 13:06:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 13:06:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-08 13:06:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-08 13:06:54,401 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-08 13:06:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-08 13:06:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-08 13:06:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-08 13:06:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-08 13:06:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-08 13:06:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-08 13:06:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-08 13:06:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-08 13:06:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-08 13:06:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-08 13:06:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 13:06:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 13:06:54,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 13:06:55,446 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 13:06:55,446 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-08 13:06:55,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 01:06:55 BoogieIcfgContainer [2019-08-08 13:06:55,447 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 13:06:55,448 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 13:06:55,448 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 13:06:55,448 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 13:06:55,449 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 01:06:55" (1/1) ... [2019-08-08 13:06:55,462 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 13:06:55,465 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 13:06:55,472 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 13:06:55,480 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 13:06:55,482 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 13:06:55,545 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 140 [2019-08-08 13:06:55,853 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 271 [2019-08-08 13:06:55,859 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 13:06:55,860 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 13:06:55,863 INFO L179 IcfgInterpreter]: Location assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 356#(and (or (and (= 1 ~mode2~0) (exists ((v_~mode2~0_16 Int) (v_~p2_new~0_15 Int) (v_node2_~m2~0_BEFORE_RETURN_2 Int) (|v_node2_#t~ite1_5| Int)) (and (or (and (= ~send2~0 |v_node2_#t~ite1_5|) (= v_~p2_new~0_15 ~nomsg~0) (= (mod v_~mode2~0_16 256) 0) (= ~nomsg~0 v_node2_~m2~0_BEFORE_RETURN_2) (not (= ~send2~0 ~nomsg~0))) (and (or (not (= v_~p2_new~0_15 ~nomsg~0)) (= ~send2~0 ~nomsg~0)) (= (mod v_~mode2~0_16 256) 0) (= v_~p2_new~0_15 |v_node2_#t~ite1_5|) (= ~nomsg~0 v_node2_~m2~0_BEFORE_RETURN_2))) (= (ite (<= (mod |v_node2_#t~ite1_5| 256) 127) (mod |v_node2_#t~ite1_5| 256) (+ (mod |v_node2_#t~ite1_5| 256) (- 256))) ~p2_old~0)))) (= 0 ~mode2~0)) (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p1_new~0) (exists ((v_main_~c1~0_BEFORE_CALL_1 Int)) (and (<= v_main_~c1~0_BEFORE_CALL_1 2147483647) (= (ite (= 0 v_main_~c1~0_BEFORE_CALL_1) 0 1) |assert_#in~arg|) (<= 0 (+ v_main_~c1~0_BEFORE_CALL_1 2147483648)))) (exists ((v_~send1~0_BEFORE_CALL_3 Int)) (and (<= v_~send1~0_BEFORE_CALL_3 127) (<= 0 (+ v_~send1~0_BEFORE_CALL_3 128)))) (= ~nomsg~0 (- 1)) (exists ((v_~nodes~0.base_8 (Array Int Int))) (= ~nodes~0.base (store (store (store (store v_~nodes~0.base_8 0 |#funAddr~node1.base|) 1 |#funAddr~node2.base|) 2 |#funAddr~node3.base|) 3 |#funAddr~node4.base|))) (<= 0 (+ ~id3~0 128)) (or (= 0 ~mode1~0) (and (exists ((|v_node1_#t~ite0_5| Int) (v_~mode1~0_16 Int) (v_~p1_new~0_15 Int) (v_node1_~m1~0_BEFORE_RETURN_2 Int)) (and (= (ite (<= (mod |v_node1_#t~ite0_5| 256) 127) (mod |v_node1_#t~ite0_5| 256) (+ (mod |v_node1_#t~ite0_5| 256) (- 256))) ~p1_old~0) (or (and (= ~nomsg~0 v_node1_~m1~0_BEFORE_RETURN_2) (= v_~p1_new~0_15 |v_node1_#t~ite0_5|) (or (not (= ~nomsg~0 v_~p1_new~0_15)) (= ~send1~0 ~nomsg~0)) (= (mod v_~mode1~0_16 256) 0)) (and (not (= ~send1~0 ~nomsg~0)) (= ~send1~0 |v_node1_#t~ite0_5|) (= ~nomsg~0 v_node1_~m1~0_BEFORE_RETURN_2) (= ~nomsg~0 v_~p1_new~0_15) (= (mod v_~mode1~0_16 256) 0))))) (= 1 ~mode1~0))) (exists ((v_~send4~0_BEFORE_CALL_3 Int)) (and (<= v_~send4~0_BEFORE_CALL_3 127) (<= 0 (+ v_~send4~0_BEFORE_CALL_3 128)))) (or (and (= 1 ~mode4~0) (exists ((|v_node4_#t~ite3_5| Int) (v_~mode4~0_16 Int) (v_node4_~m4~0_BEFORE_RETURN_2 Int) (v_~p4_new~0_15 Int)) (and (or (and (= ~nomsg~0 v_node4_~m4~0_BEFORE_RETURN_2) (= ~send4~0 |v_node4_#t~ite3_5|) (= (mod v_~mode4~0_16 256) 0) (not (= ~send4~0 ~nomsg~0)) (= v_~p4_new~0_15 ~nomsg~0)) (and (= ~nomsg~0 v_node4_~m4~0_BEFORE_RETURN_2) (= v_~p4_new~0_15 |v_node4_#t~ite3_5|) (= (mod v_~mode4~0_16 256) 0) (or (not (= v_~p4_new~0_15 ~nomsg~0)) (= ~send4~0 ~nomsg~0)))) (= ~p4_old~0 (ite (<= (mod |v_node4_#t~ite3_5| 256) 127) (mod |v_node4_#t~ite3_5| 256) (+ (mod |v_node4_#t~ite3_5| 256) (- 256))))))) (= 0 ~mode4~0)) (exists ((|v_old(~send3~0)_AFTER_CALL_2| Int)) (and (<= |v_old(~send3~0)_AFTER_CALL_2| 127) (<= 0 (+ |v_old(~send3~0)_AFTER_CALL_2| 128)))) (exists ((v_~nodes~0.offset_8 (Array Int Int))) (= (store (store (store (store v_~nodes~0.offset_8 0 |#funAddr~node1.offset|) 1 |#funAddr~node2.offset|) 2 |#funAddr~node3.offset|) 3 |#funAddr~node4.offset|) ~nodes~0.offset)) (exists ((v_~st2~0_BEFORE_CALL_3 Int)) (and (<= v_~st2~0_BEFORE_CALL_3 127) (<= 0 (+ v_~st2~0_BEFORE_CALL_3 128)))) (exists ((|v_old(~send2~0)_AFTER_CALL_2| Int)) (and (<= 0 (+ |v_old(~send2~0)_AFTER_CALL_2| 128)) (<= |v_old(~send2~0)_AFTER_CALL_2| 127))) (= assert_~arg |assert_#in~arg|) (= ~p3_new~0 ~nomsg~0) (<= ~id1~0 127) (= 0 ~p3~0) (= 0 ~p1~0) (exists ((v_~st4~0_BEFORE_CALL_3 Int)) (and (<= v_~st4~0_BEFORE_CALL_3 127) (<= 0 (+ v_~st4~0_BEFORE_CALL_3 128)))) (<= ~id2~0 127) (= (mod assert_~arg 256) 0) (exists ((|v_old(~st3~0)_AFTER_CALL_2| Int)) (and (<= |v_old(~st3~0)_AFTER_CALL_2| 127) (<= 0 (+ |v_old(~st3~0)_AFTER_CALL_2| 128)))) (= ~nomsg~0 ~p4_new~0) (= 0 ~p2~0) (<= ~id3~0 127) (exists ((v_~st1~0_BEFORE_CALL_3 Int)) (and (<= v_~st1~0_BEFORE_CALL_3 127) (<= 0 (+ v_~st1~0_BEFORE_CALL_3 128)))) (exists ((v_main_~c1~0_8 Int)) (and (not (= (mod (ite (= 0 v_main_~c1~0_8) 0 1) 256) 0)) (<= 0 (+ v_main_~c1~0_8 2147483648)) (<= v_main_~c1~0_8 2147483647))) (<= 0 (+ ~id1~0 128)) (exists ((|v_main_#t~ret21_5| Int)) (and (<= |v_main_#t~ret21_5| 2147483647) (not (= 0 |v_main_#t~ret21_5|)) (<= 0 (+ |v_main_#t~ret21_5| 2147483648)))) (= 0 ~p4~0) (<= 0 (+ ~id4~0 128)) (<= 0 (+ ~id2~0 128)) (<= ~id4~0 127) (or (and (exists ((v_~mode3~0_16 Int) (v_~p3_new~0_15 Int) (v_node3_~m3~0_BEFORE_RETURN_2 Int) (|v_node3_#t~ite2_5| Int)) (and (= ~p3_old~0 (ite (<= (mod |v_node3_#t~ite2_5| 256) 127) (mod |v_node3_#t~ite2_5| 256) (+ (mod |v_node3_#t~ite2_5| 256) (- 256)))) (or (and (= v_~p3_new~0_15 ~nomsg~0) (= ~send3~0 |v_node3_#t~ite2_5|) (= ~nomsg~0 v_node3_~m3~0_BEFORE_RETURN_2) (not (= ~send3~0 ~nomsg~0)) (= (mod v_~mode3~0_16 256) 0)) (and (= v_~p3_new~0_15 |v_node3_#t~ite2_5|) (or (= ~send3~0 ~nomsg~0) (not (= v_~p3_new~0_15 ~nomsg~0))) (= ~nomsg~0 v_node3_~m3~0_BEFORE_RETURN_2) (= (mod v_~mode3~0_16 256) 0))))) (= 1 ~mode3~0)) (= 0 ~mode3~0))) [2019-08-08 13:06:55,865 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 13:06:55,872 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 13:06:55,876 INFO L168 Benchmark]: Toolchain (without parser) took 2172.32 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 87.2 MB in the beginning and 106.3 MB in the end (delta: -19.1 MB). Peak memory consumption was 47.5 MB. Max. memory is 7.1 GB. [2019-08-08 13:06:55,877 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 133.2 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-08 13:06:55,878 INFO L168 Benchmark]: CACSL2BoogieTranslator took 581.33 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 87.0 MB in the beginning and 173.6 MB in the end (delta: -86.6 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2019-08-08 13:06:55,879 INFO L168 Benchmark]: Boogie Preprocessor took 53.76 ms. Allocated memory is still 199.8 MB. Free memory was 173.6 MB in the beginning and 171.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-08-08 13:06:55,880 INFO L168 Benchmark]: RCFGBuilder took 1108.00 ms. Allocated memory is still 199.8 MB. Free memory was 170.5 MB in the beginning and 135.5 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 7.1 GB. [2019-08-08 13:06:55,881 INFO L168 Benchmark]: Symbolic Interpretation took 425.29 ms. Allocated memory is still 199.8 MB. Free memory was 135.5 MB in the beginning and 106.3 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. [2019-08-08 13:06:55,885 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 397]: 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 0.47 ms. Allocated memory is still 133.2 MB. Free memory was 106.2 MB in the beginning and 106.0 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 581.33 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 87.0 MB in the beginning and 173.6 MB in the end (delta: -86.6 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 53.76 ms. Allocated memory is still 199.8 MB. Free memory was 173.6 MB in the beginning and 171.2 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1108.00 ms. Allocated memory is still 199.8 MB. Free memory was 170.5 MB in the beginning and 135.5 MB in the end (delta: 35.0 MB). Peak memory consumption was 35.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 425.29 ms. Allocated memory is still 199.8 MB. Free memory was 135.5 MB in the beginning and 106.3 MB in the end (delta: 29.2 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...