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.6.1.ufo.BOUNDED-12.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 13:06:58,500 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 13:06:58,502 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 13:06:58,513 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 13:06:58,513 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 13:06:58,514 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 13:06:58,516 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 13:06:58,517 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 13:06:58,519 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 13:06:58,520 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 13:06:58,521 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 13:06:58,522 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 13:06:58,522 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 13:06:58,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 13:06:58,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 13:06:58,525 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 13:06:58,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 13:06:58,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 13:06:58,529 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 13:06:58,531 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 13:06:58,532 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 13:06:58,533 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 13:06:58,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 13:06:58,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 13:06:58,537 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-08 13:06:58,537 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-08 13:06:58,538 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-08 13:06:58,539 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-08 13:06:58,539 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-08 13:06:58,540 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-08 13:06:58,540 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 13:06:58,541 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 13:06:58,542 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 13:06:58,542 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 13:06:58,543 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 13:06:58,544 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 13:06:58,544 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 13:06:58,544 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 13:06:58,545 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 13:06:58,545 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 13:06:58,546 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 13:06:58,547 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 13:06:58,561 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 13:06:58,561 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 13:06:58,562 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 13:06:58,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 13:06:58,563 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 13:06:58,563 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 13:06:58,563 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 13:06:58,563 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 13:06:58,564 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 13:06:58,564 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 13:06:58,564 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 13:06:58,564 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 13:06:58,564 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 13:06:58,565 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 13:06:58,565 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 13:06:58,565 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 13:06:58,565 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 13:06:58,565 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 13:06:58,566 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 13:06:58,566 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 13:06:58,566 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 13:06:58,566 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 13:06:58,566 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 13:06:58,567 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 13:06:58,567 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 13:06:58,567 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 13:06:58,567 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 13:06:58,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 13:06:58,568 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 13:06:58,602 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 13:06:58,619 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 13:06:58,622 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 13:06:58,624 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 13:06:58,624 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 13:06:58,625 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.6.1.ufo.BOUNDED-12.pals.c [2019-08-08 13:06:58,689 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d6c632e3/950912cdfaf54c9394825084842818af/FLAGae8406c2a [2019-08-08 13:06:59,151 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 13:06:59,151 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.6.1.ufo.BOUNDED-12.pals.c [2019-08-08 13:06:59,170 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d6c632e3/950912cdfaf54c9394825084842818af/FLAGae8406c2a [2019-08-08 13:06:59,512 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d6c632e3/950912cdfaf54c9394825084842818af [2019-08-08 13:06:59,522 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 13:06:59,524 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 13:06:59,525 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 13:06:59,525 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 13:06:59,528 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 13:06:59,529 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 01:06:59" (1/1) ... [2019-08-08 13:06:59,533 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b7fae23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:06:59, skipping insertion in model container [2019-08-08 13:06:59,533 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 01:06:59" (1/1) ... [2019-08-08 13:06:59,541 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 13:06:59,587 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 13:06:59,851 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 13:06:59,867 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 13:07:00,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 13:07:00,047 INFO L192 MainTranslator]: Completed translation [2019-08-08 13:07:00,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:07:00 WrapperNode [2019-08-08 13:07:00,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 13:07:00,052 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 13:07:00,052 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 13:07:00,052 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 13:07:00,072 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:07:00" (1/1) ... [2019-08-08 13:07:00,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:07:00" (1/1) ... [2019-08-08 13:07:00,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:07:00" (1/1) ... [2019-08-08 13:07:00,096 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:07:00" (1/1) ... [2019-08-08 13:07:00,116 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:07:00" (1/1) ... [2019-08-08 13:07:00,128 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:07:00" (1/1) ... [2019-08-08 13:07:00,131 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:07:00" (1/1) ... [2019-08-08 13:07:00,135 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 13:07:00,136 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 13:07:00,136 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 13:07:00,136 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 13:07:00,137 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 01:07:00" (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 13:07:00,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 13:07:00,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 13:07:00,185 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-08-08 13:07:00,185 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-08-08 13:07:00,185 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-08-08 13:07:00,185 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-08-08 13:07:00,185 INFO L138 BoogieDeclarations]: Found implementation of procedure node5 [2019-08-08 13:07:00,185 INFO L138 BoogieDeclarations]: Found implementation of procedure node6 [2019-08-08 13:07:00,186 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-08-08 13:07:00,186 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-08 13:07:00,186 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 13:07:00,186 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-08-08 13:07:00,186 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 13:07:00,187 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-08 13:07:00,187 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-08 13:07:00,187 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-08 13:07:00,187 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-08 13:07:00,187 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-08 13:07:00,187 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-08 13:07:00,188 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-08 13:07:00,188 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-08 13:07:00,188 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-08 13:07:00,188 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-08 13:07:00,188 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-08 13:07:00,188 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-08-08 13:07:00,189 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-08 13:07:00,189 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-08 13:07:00,189 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 13:07:00,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 13:07:00,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 13:07:01,335 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 13:07:01,335 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-08 13:07:01,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 01:07:01 BoogieIcfgContainer [2019-08-08 13:07:01,337 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 13:07:01,337 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 13:07:01,338 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 13:07:01,338 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 13:07:01,339 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 01:07:01" (1/1) ... [2019-08-08 13:07:01,348 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 13:07:01,351 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 13:07:01,359 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 13:07:01,366 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 13:07:01,367 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 13:07:01,436 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 202 [2019-08-08 13:07:01,789 INFO L185 IcfgInterpreter]: Interpreting procedure assert with input of size 124 [2019-08-08 13:07:01,799 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 13:07:01,799 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 13:07:01,804 INFO L179 IcfgInterpreter]: Location assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 624#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (or (and (exists ((v_node5_~m5~0_BEFORE_RETURN_2 Int) (v_~p5_new~0_15 Int) (|v_node5_#t~ite4_5| Int) (v_~mode5~0_16 Int)) (and (= (ite (<= (mod |v_node5_#t~ite4_5| 256) 127) (mod |v_node5_#t~ite4_5| 256) (+ (mod |v_node5_#t~ite4_5| 256) (- 256))) ~p5_old~0) (or (and (= (mod v_~mode5~0_16 256) 0) (or (not (= ~nomsg~0 v_~p5_new~0_15)) (= ~send5~0 ~nomsg~0)) (= ~nomsg~0 v_node5_~m5~0_BEFORE_RETURN_2) (= |v_node5_#t~ite4_5| v_~p5_new~0_15)) (and (= (mod v_~mode5~0_16 256) 0) (= ~nomsg~0 v_node5_~m5~0_BEFORE_RETURN_2) (= ~nomsg~0 v_~p5_new~0_15) (not (= ~send5~0 ~nomsg~0)) (= ~send5~0 |v_node5_#t~ite4_5|))))) (= 1 ~mode5~0)) (= 0 ~mode5~0)) (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)))) (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)) (= (mod assert_~arg 256) 0) (= ~nomsg~0 ~p5_new~0) (= ~nomsg~0 ~p4_new~0) (= assert_~arg |assert_#in~arg|) (= ~p3_new~0 ~nomsg~0) (= ~nomsg~0 ~p6_new~0) (or (= 0 ~mode6~0) (and (= 1 ~mode6~0) (exists ((v_~mode6~0_16 Int) (v_~p6_new~0_15 Int) (|v_node6_#t~ite5_5| Int) (v_node6_~m6~0_BEFORE_RETURN_2 Int)) (and (or (and (= (mod v_~mode6~0_16 256) 0) (= |v_node6_#t~ite5_5| v_~p6_new~0_15) (= v_node6_~m6~0_BEFORE_RETURN_2 ~nomsg~0) (or (not (= ~nomsg~0 v_~p6_new~0_15)) (= ~send6~0 ~nomsg~0))) (and (= ~nomsg~0 v_~p6_new~0_15) (= (mod v_~mode6~0_16 256) 0) (= ~send6~0 |v_node6_#t~ite5_5|) (= v_node6_~m6~0_BEFORE_RETURN_2 ~nomsg~0) (not (= ~send6~0 ~nomsg~0)))) (= (ite (<= (mod |v_node6_#t~ite5_5| 256) 127) (mod |v_node6_#t~ite5_5| 256) (+ (mod |v_node6_#t~ite5_5| 256) (- 256))) ~p6_old~0)))))) [2019-08-08 13:07:01,805 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 13:07:01,814 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 13:07:01,818 INFO L168 Benchmark]: Toolchain (without parser) took 2292.49 ms. Allocated memory was 137.4 MB in the beginning and 199.2 MB in the end (delta: 61.9 MB). Free memory was 85.0 MB in the beginning and 90.3 MB in the end (delta: -5.2 MB). Peak memory consumption was 56.6 MB. Max. memory is 7.1 GB. [2019-08-08 13:07:01,819 INFO L168 Benchmark]: CDTParser took 0.41 ms. Allocated memory is still 137.4 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-08 13:07:01,822 INFO L168 Benchmark]: CACSL2BoogieTranslator took 526.30 ms. Allocated memory was 137.4 MB in the beginning and 199.2 MB in the end (delta: 61.9 MB). Free memory was 84.8 MB in the beginning and 172.8 MB in the end (delta: -88.0 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. [2019-08-08 13:07:01,823 INFO L168 Benchmark]: Boogie Preprocessor took 83.95 ms. Allocated memory is still 199.2 MB. Free memory was 172.8 MB in the beginning and 169.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2019-08-08 13:07:01,825 INFO L168 Benchmark]: RCFGBuilder took 1201.36 ms. Allocated memory is still 199.2 MB. Free memory was 169.9 MB in the beginning and 122.4 MB in the end (delta: 47.4 MB). Peak memory consumption was 47.4 MB. Max. memory is 7.1 GB. [2019-08-08 13:07:01,826 INFO L168 Benchmark]: Symbolic Interpretation took 476.93 ms. Allocated memory is still 199.2 MB. Free memory was 122.4 MB in the beginning and 90.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 7.1 GB. [2019-08-08 13:07:01,837 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 548]: 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 0.41 ms. Allocated memory is still 137.4 MB. Free memory was 104.3 MB in the beginning and 104.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 526.30 ms. Allocated memory was 137.4 MB in the beginning and 199.2 MB in the end (delta: 61.9 MB). Free memory was 84.8 MB in the beginning and 172.8 MB in the end (delta: -88.0 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.95 ms. Allocated memory is still 199.2 MB. Free memory was 172.8 MB in the beginning and 169.9 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1201.36 ms. Allocated memory is still 199.2 MB. Free memory was 169.9 MB in the beginning and 122.4 MB in the end (delta: 47.4 MB). Peak memory consumption was 47.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 476.93 ms. Allocated memory is still 199.2 MB. Free memory was 122.4 MB in the beginning and 90.3 MB in the end (delta: 32.2 MB). Peak memory consumption was 32.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...