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.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 06:14:04,556 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 06:14:04,558 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 06:14:04,570 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 06:14:04,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 06:14:04,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 06:14:04,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 06:14:04,575 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 06:14:04,576 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 06:14:04,577 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 06:14:04,578 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 06:14:04,579 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 06:14:04,580 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 06:14:04,581 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 06:14:04,582 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 06:14:04,583 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 06:14:04,584 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 06:14:04,585 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 06:14:04,587 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 06:14:04,588 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 06:14:04,590 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 06:14:04,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 06:14:04,592 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 06:14:04,593 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 06:14:04,595 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 06:14:04,596 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 06:14:04,596 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 06:14:04,597 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 06:14:04,597 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 06:14:04,598 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 06:14:04,598 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 06:14:04,599 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 06:14:04,600 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 06:14:04,601 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 06:14:04,602 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 06:14:04,602 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 06:14:04,603 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 06:14:04,603 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 06:14:04,603 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 06:14:04,604 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 06:14:04,605 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 06:14:04,606 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 [2019-08-10 06:14:04,621 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 06:14:04,621 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 06:14:04,622 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 06:14:04,622 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 06:14:04,623 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 06:14:04,623 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 06:14:04,623 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 06:14:04,623 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 06:14:04,623 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 06:14:04,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 06:14:04,624 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 06:14:04,624 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 06:14:04,624 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 06:14:04,624 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 06:14:04,625 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 06:14:04,625 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 06:14:04,625 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 06:14:04,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 06:14:04,625 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 06:14:04,626 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 06:14:04,626 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 06:14:04,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 06:14:04,626 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 06:14:04,626 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 06:14:04,627 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 06:14:04,627 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 06:14:04,627 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 06:14:04,627 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 06:14:04,627 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 06:14:04,656 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 06:14:04,670 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 06:14:04,673 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 06:14:04,674 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 06:14:04,675 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 06:14:04,676 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-08-10 06:14:04,740 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b2565887/1f1933d0fc704e739002355a72186ec3/FLAGe542d888d [2019-08-10 06:14:05,296 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 06:14:05,297 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-08-10 06:14:05,308 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b2565887/1f1933d0fc704e739002355a72186ec3/FLAGe542d888d [2019-08-10 06:14:05,587 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8b2565887/1f1933d0fc704e739002355a72186ec3 [2019-08-10 06:14:05,601 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 06:14:05,603 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 06:14:05,604 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 06:14:05,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 06:14:05,607 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 06:14:05,608 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 06:14:05" (1/1) ... [2019-08-10 06:14:05,612 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@799608e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:14:05, skipping insertion in model container [2019-08-10 06:14:05,612 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 06:14:05" (1/1) ... [2019-08-10 06:14:05,620 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 06:14:05,692 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 06:14:06,295 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 06:14:06,309 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 06:14:06,447 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 06:14:06,476 INFO L192 MainTranslator]: Completed translation [2019-08-10 06:14:06,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:14:06 WrapperNode [2019-08-10 06:14:06,477 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 06:14:06,477 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 06:14:06,478 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 06:14:06,478 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 06:14:06,492 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:14:06" (1/1) ... [2019-08-10 06:14:06,493 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:14:06" (1/1) ... [2019-08-10 06:14:06,511 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:14:06" (1/1) ... [2019-08-10 06:14:06,512 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:14:06" (1/1) ... [2019-08-10 06:14:06,544 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:14:06" (1/1) ... [2019-08-10 06:14:06,562 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:14:06" (1/1) ... [2019-08-10 06:14:06,567 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:14:06" (1/1) ... [2019-08-10 06:14:06,573 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 06:14:06,574 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 06:14:06,574 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 06:14:06,575 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 06:14:06,576 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:14:06" (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 [2019-08-10 06:14:06,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 06:14:06,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 06:14:06,652 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 06:14:06,652 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 06:14:06,653 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-10 06:14:06,653 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-10 06:14:06,653 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-10 06:14:06,653 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-10 06:14:06,654 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-10 06:14:06,654 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-10 06:14:06,654 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-10 06:14:06,654 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-10 06:14:06,655 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-10 06:14:06,655 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-10 06:14:06,655 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-10 06:14:06,655 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-10 06:14:06,655 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 06:14:06,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 06:14:06,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 06:14:07,907 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 06:14:07,907 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-10 06:14:07,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 06:14:07 BoogieIcfgContainer [2019-08-10 06:14:07,909 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 06:14:07,910 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 06:14:07,910 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 06:14:07,910 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 06:14:07,911 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 06:14:07" (1/1) ... [2019-08-10 06:14:08,331 WARN L188 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-08-10 06:14:08,556 WARN L188 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-08-10 06:14:12,533 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 06:14:12,547 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 06:14:12,551 INFO L168 Benchmark]: Toolchain (without parser) took 6946.76 ms. Allocated memory was 136.8 MB in the beginning and 392.2 MB in the end (delta: 255.3 MB). Free memory was 86.8 MB in the beginning and 277.2 MB in the end (delta: -190.3 MB). Peak memory consumption was 265.7 MB. Max. memory is 7.1 GB. [2019-08-10 06:14:12,553 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 136.8 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. [2019-08-10 06:14:12,555 INFO L168 Benchmark]: CACSL2BoogieTranslator took 873.54 ms. Allocated memory was 136.8 MB in the beginning and 201.9 MB in the end (delta: 65.0 MB). Free memory was 86.4 MB in the beginning and 170.4 MB in the end (delta: -83.9 MB). Peak memory consumption was 32.7 MB. Max. memory is 7.1 GB. [2019-08-10 06:14:12,559 INFO L168 Benchmark]: Boogie Preprocessor took 96.32 ms. Allocated memory is still 201.9 MB. Free memory was 170.4 MB in the beginning and 167.0 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. [2019-08-10 06:14:12,560 INFO L168 Benchmark]: RCFGBuilder took 1335.00 ms. Allocated memory is still 201.9 MB. Free memory was 167.0 MB in the beginning and 84.3 MB in the end (delta: 82.7 MB). Peak memory consumption was 82.7 MB. Max. memory is 7.1 GB. [2019-08-10 06:14:12,562 INFO L168 Benchmark]: Symbolic Interpretation took 4637.93 ms. Allocated memory was 201.9 MB in the beginning and 392.2 MB in the end (delta: 190.3 MB). Free memory was 84.3 MB in the beginning and 277.2 MB in the end (delta: -192.8 MB). Peak memory consumption was 198.2 MB. Max. memory is 7.1 GB. [2019-08-10 06:14:12,576 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 752]: 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. Predicate is 7699#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (= main_~node2__m2~1 ~id2~0) (not (<= (+ ~st3~0 ~st1~0 ~st2~0) 1)) (not (< ~id2~0 main_~node2__m2~1)) (= main_~main__c1~0 ~__return_2162~0) (= main_~__tmp_6~0 (ite (= main_~main__c1~0 0) 0 1)) (= 0 main_~check__tmp~5) (= (mod main_~assert__arg~5 256) 0) (= 0 ~mode3~0) (or (and (= 0 ~mode1~0) (= main_~node1__m1~1 ~nomsg~0)) (= ~mode1~0 0)) (= main_~__tmp_6~0 main_~assert__arg~5) (= ~id3~0 main_~node3__m3~3) (= ~st2~0 1) (= ~st3~0 1) (not (= ~nomsg~0 main_~node2__m2~1)) (= ~__return_2162~0 main_~check__tmp~5) (= ~p3_new~0 ~nomsg~0) (not (= ~nomsg~0 main_~node3__m3~3)) (= 0 ~mode2~0) (not (< ~id3~0 main_~node3__m3~3))). Possible FailurePath: - UnprovableResult [Line: 867]: 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. Predicate is 7738#(and (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p1_new~0) (= ~__return_1744~0 main_~check__tmp~6) (= (mod main_~assert__arg~6 256) 0) (not (<= 3 (mod ~r1~0 256))) (or (and (= ~nomsg~0 main_~node3__m3~4) (= 0 ~mode3~0) (or (and (= 0 ~mode2~0) (or (and (= 0 ~mode1~0) (= ~send2~0 main_~node2__m2~3) (= main_~node1__m1~1 ~id1~0) (not (< ~id1~0 main_~node1__m1~1)) (< ~id2~0 main_~node2__m2~3) (not (= ~nomsg~0 main_~node2__m2~3)) (= ~st1~0 1) (not (= main_~node1__m1~1 ~nomsg~0))) (and (= 0 ~mode1~0) (= main_~node1__m1~1 ~id1~0) (not (= main_~node2__m2~3 ~id2~0)) (not (< ~id1~0 main_~node1__m1~1)) (not (< ~id2~0 main_~node2__m2~3)) (not (= ~nomsg~0 main_~node2__m2~3)) (= ~st1~0 1) (not (= main_~node1__m1~1 ~nomsg~0))))) (and (= 0 ~mode1~0) (= main_~node1__m1~1 ~id1~0) (= ~nomsg~0 main_~node2__m2~3) (not (< ~id1~0 main_~node1__m1~1)) (= 0 ~mode2~0) (= ~st1~0 1) (not (= main_~node1__m1~1 ~nomsg~0))))) (and (or (and (not (= ~nomsg~0 main_~node3__m3~4)) (not (= ~id3~0 main_~node3__m3~4)) (not (< ~id3~0 main_~node3__m3~4)) (or (and (= 0 ~mode2~0) (or (and (= 0 ~mode1~0) (= ~send2~0 main_~node2__m2~3) (= main_~node1__m1~1 ~id1~0) (not (< ~id1~0 main_~node1__m1~1)) (< ~id2~0 main_~node2__m2~3) (not (= ~nomsg~0 main_~node2__m2~3)) (= ~st1~0 1) (not (= main_~node1__m1~1 ~nomsg~0))) (and (= 0 ~mode1~0) (= main_~node1__m1~1 ~id1~0) (not (= main_~node2__m2~3 ~id2~0)) (not (< ~id1~0 main_~node1__m1~1)) (not (< ~id2~0 main_~node2__m2~3)) (not (= ~nomsg~0 main_~node2__m2~3)) (= ~st1~0 1) (not (= main_~node1__m1~1 ~nomsg~0))))) (and (= 0 ~mode1~0) (= main_~node1__m1~1 ~id1~0) (= ~nomsg~0 main_~node2__m2~3) (not (< ~id1~0 main_~node1__m1~1)) (= 0 ~mode2~0) (= ~st1~0 1) (not (= main_~node1__m1~1 ~nomsg~0))))) (and (not (= ~nomsg~0 main_~node3__m3~4)) (= ~send3~0 main_~node3__m3~4) (< ~id3~0 main_~node3__m3~4) (or (and (= 0 ~mode2~0) (or (and (= 0 ~mode1~0) (= ~send2~0 main_~node2__m2~3) (= main_~node1__m1~1 ~id1~0) (not (< ~id1~0 main_~node1__m1~1)) (< ~id2~0 main_~node2__m2~3) (not (= ~nomsg~0 main_~node2__m2~3)) (= ~st1~0 1) (not (= main_~node1__m1~1 ~nomsg~0))) (and (= 0 ~mode1~0) (= main_~node1__m1~1 ~id1~0) (not (= main_~node2__m2~3 ~id2~0)) (not (< ~id1~0 main_~node1__m1~1)) (not (< ~id2~0 main_~node2__m2~3)) (not (= ~nomsg~0 main_~node2__m2~3)) (= ~st1~0 1) (not (= main_~node1__m1~1 ~nomsg~0))))) (and (= 0 ~mode1~0) (= main_~node1__m1~1 ~id1~0) (= ~nomsg~0 main_~node2__m2~3) (not (< ~id1~0 main_~node1__m1~1)) (= 0 ~mode2~0) (= ~st1~0 1) (not (= main_~node1__m1~1 ~nomsg~0)))))) (= 0 ~mode3~0))) (not (= (+ ~st3~0 ~st1~0 ~st2~0) 0)) (= 0 main_~check__tmp~6) (= main_~__tmp_7~0 (ite (= main_~main__c1~0 0) 0 1)) (= main_~__tmp_7~0 main_~assert__arg~6) (= main_~main__c1~0 ~__return_1744~0) (<= (+ ~st3~0 ~st1~0 ~st2~0) 1) (= ~p3_new~0 ~nomsg~0)). Possible FailurePath: - UnprovableResult [Line: 705]: 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. Predicate is 7605#(and (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p1_new~0) (= main_~__tmp_5~0 main_~assert__arg~4) (= ~__return_2004~0 main_~check__tmp~4) (= main_~__tmp_5~0 (ite (= main_~main__c1~0 0) 0 1)) (not (<= 3 (mod ~r1~0 256))) (= main_~main__c1~0 ~__return_2004~0) (not (= (+ ~st3~0 ~st1~0 ~st2~0) 0)) (= 0 (mod main_~assert__arg~4 256)) (or (and (or (and (= main_~node2__m2~1 ~id2~0) (= ~st2~0 1) (not (< ~id2~0 main_~node2__m2~1)) (not (= ~nomsg~0 main_~node2__m2~1)) (< ~id3~0 main_~node3__m3~3) (not (= ~nomsg~0 main_~node3__m3~3)) (= ~send3~0 main_~node3__m3~3) (= 0 ~mode2~0) (or (and (= 0 ~mode1~0) (= main_~node1__m1~1 ~nomsg~0)) (= ~mode1~0 0))) (and (= main_~node2__m2~1 ~id2~0) (not (= ~id3~0 main_~node3__m3~3)) (= ~st2~0 1) (not (< ~id2~0 main_~node2__m2~1)) (not (= ~nomsg~0 main_~node2__m2~1)) (not (= ~nomsg~0 main_~node3__m3~3)) (= 0 ~mode2~0) (not (< ~id3~0 main_~node3__m3~3)) (or (and (= 0 ~mode1~0) (= main_~node1__m1~1 ~nomsg~0)) (= ~mode1~0 0)))) (= 0 ~mode3~0)) (and (= main_~node2__m2~1 ~id2~0) (= ~st2~0 1) (not (< ~id2~0 main_~node2__m2~1)) (not (= ~nomsg~0 main_~node2__m2~1)) (= 0 ~mode2~0) (= 0 ~mode3~0) (= ~nomsg~0 main_~node3__m3~3) (or (and (= 0 ~mode1~0) (= main_~node1__m1~1 ~nomsg~0)) (= ~mode1~0 0)))) (= 0 main_~check__tmp~4) (<= (+ ~st3~0 ~st1~0 ~st2~0) 1) (= ~p3_new~0 ~nomsg~0)). Possible FailurePath: - UnprovableResult [Line: 914]: 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. Predicate is 7767#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (not (<= (+ ~st3~0 ~st1~0 ~st2~0) 1)) (not (= ~nomsg~0 main_~node3__m3~4)) (= main_~__tmp_8~0 main_~assert__arg~7) (= main_~main__c1~0 ~__return_1893~0) (= ~id3~0 main_~node3__m3~4) (= 0 main_~check__tmp~7) (not (< ~id3~0 main_~node3__m3~4)) (= 0 ~mode3~0) (or (and (= 0 ~mode2~0) (or (and (= 0 ~mode1~0) (= ~send2~0 main_~node2__m2~3) (= main_~node1__m1~1 ~id1~0) (not (< ~id1~0 main_~node1__m1~1)) (< ~id2~0 main_~node2__m2~3) (not (= ~nomsg~0 main_~node2__m2~3)) (= ~st1~0 1) (not (= main_~node1__m1~1 ~nomsg~0))) (and (= 0 ~mode1~0) (= main_~node1__m1~1 ~id1~0) (not (= main_~node2__m2~3 ~id2~0)) (not (< ~id1~0 main_~node1__m1~1)) (not (< ~id2~0 main_~node2__m2~3)) (not (= ~nomsg~0 main_~node2__m2~3)) (= ~st1~0 1) (not (= main_~node1__m1~1 ~nomsg~0))))) (and (= 0 ~mode1~0) (= main_~node1__m1~1 ~id1~0) (= ~nomsg~0 main_~node2__m2~3) (not (< ~id1~0 main_~node1__m1~1)) (= 0 ~mode2~0) (= ~st1~0 1) (not (= main_~node1__m1~1 ~nomsg~0)))) (= ~st3~0 1) (= (mod main_~assert__arg~7 256) 0) (= main_~__tmp_8~0 (ite (= main_~main__c1~0 0) 0 1)) (= ~__return_1893~0 main_~check__tmp~7) (= ~p3_new~0 ~nomsg~0)). Possible FailurePath: - UnprovableResult [Line: 617]: 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. Predicate is 7564#(and (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p1_new~0) (= 0 (mod main_~assert__arg~3 256)) (not (<= 3 (mod ~r1~0 256))) (= main_~__tmp_4~0 main_~assert__arg~3) (not (< ~id3~0 main_~node3__m3~1)) (= ~id3~0 main_~node3__m3~1) (= ~__return_1827~0 main_~check__tmp~3) (not (= (+ ~st3~0 ~st1~0 ~st2~0) 0)) (= 0 ~mode3~0) (= main_~main__c1~0 ~__return_1827~0) (not (= ~nomsg~0 main_~node3__m3~1)) (= main_~__tmp_4~0 (ite (= main_~main__c1~0 0) 0 1)) (= ~st3~0 1) (<= (+ ~st3~0 ~st1~0 ~st2~0) 1) (= 0 main_~check__tmp~3) (or (and (= ~nomsg~0 main_~node2__m2~1) (= 0 ~mode2~0) (or (and (= 0 ~mode1~0) (= main_~node1__m1~1 ~nomsg~0)) (= ~mode1~0 0))) (and (or (and (= ~send2~0 main_~node2__m2~1) (< ~id2~0 main_~node2__m2~1) (not (= ~nomsg~0 main_~node2__m2~1)) (or (and (= 0 ~mode1~0) (= main_~node1__m1~1 ~nomsg~0)) (= ~mode1~0 0))) (and (not (= main_~node2__m2~1 ~id2~0)) (not (< ~id2~0 main_~node2__m2~1)) (not (= ~nomsg~0 main_~node2__m2~1)) (or (and (= 0 ~mode1~0) (= main_~node1__m1~1 ~nomsg~0)) (= ~mode1~0 0)))) (= 0 ~mode2~0))) (= ~p3_new~0 ~nomsg~0)). Possible FailurePath: - UnprovableResult [Line: 988]: 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. Predicate is 7668#(and (= 0 (mod main_~assert__arg~8 256)) (= main_~main__c1~0 ~__return_2082~0) (= main_~__tmp_9~0 main_~assert__arg~8) (not (<= (+ ~st3~0 ~st1~0 ~st2~0) 1)) (= ~__return_2082~0 main_~check__tmp~8) (= 0 main_~check__tmp~8) (= main_~__tmp_9~0 (ite (= main_~main__c1~0 0) 0 1)) (or (and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (= ~p3_new~0 ~nomsg~0) (or (= ~mode3~0 0) (and (= ~mode3~0 0) (= ~st2~0 1) (= ~mode2~0 0) (= ~mode1~0 0) (= ~st1~0 1)))) (and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 main_~node3__m3~5) (= 0 ~mode3~0) (not (= ~nomsg~0 main_~node2__m2~3)) (not (= main_~node1__m1~1 ~nomsg~0)) (= 0 ~mode1~0) (= main_~node2__m2~3 ~id2~0) (= main_~node1__m1~1 ~id1~0) (= ~st2~0 1) (not (< ~id1~0 main_~node1__m1~1)) (not (< ~id2~0 main_~node2__m2~3)) (= ~p3_new~0 ~nomsg~0) (= 0 ~mode2~0) (= ~st1~0 1)))). Possible FailurePath: - UnprovableResult [Line: 376]: 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. Predicate is 7629#(and (= 0 (mod main_~assert__arg~2 256)) (or (and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (not (<= (+ ~st3~0 ~st1~0 ~st2~0) 1)) (not (= ~nomsg~0 main_~node3__m3~5)) (= ~id3~0 main_~node3__m3~5) (= 0 ~mode3~0) (not (= ~nomsg~0 main_~node2__m2~3)) (not (= main_~node1__m1~1 ~nomsg~0)) (= 0 ~mode1~0) (= ~__return_2228~0 main_~check__tmp~9) (= main_~node2__m2~3 ~id2~0) (= main_~node1__m1~1 ~id1~0) (= ~st2~0 1) (= 0 main_~check__tmp~9) (= ~st3~0 1) (not (< ~id1~0 main_~node1__m1~1)) (not (< ~id2~0 main_~node2__m2~3)) (= ~p3_new~0 ~nomsg~0) (= main_~main__c1~0 ~__return_2228~0) (not (< ~id3~0 main_~node3__m3~5)) (= 0 ~mode2~0) (= ~st1~0 1)) (and (= main_~main__c1~0 ~__return_1594~0) (= ~__return_1594~0 main_~check__tmp~2))) (= main_~__tmp_3~0 main_~assert__arg~2) (= main_~__tmp_3~0 (ite (= main_~main__c1~0 0) 0 1))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 136.8 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 873.54 ms. Allocated memory was 136.8 MB in the beginning and 201.9 MB in the end (delta: 65.0 MB). Free memory was 86.4 MB in the beginning and 170.4 MB in the end (delta: -83.9 MB). Peak memory consumption was 32.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.32 ms. Allocated memory is still 201.9 MB. Free memory was 170.4 MB in the beginning and 167.0 MB in the end (delta: 3.3 MB). Peak memory consumption was 3.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1335.00 ms. Allocated memory is still 201.9 MB. Free memory was 167.0 MB in the beginning and 84.3 MB in the end (delta: 82.7 MB). Peak memory consumption was 82.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 4637.93 ms. Allocated memory was 201.9 MB in the beginning and 392.2 MB in the end (delta: 190.3 MB). Free memory was 84.3 MB in the beginning and 277.2 MB in the end (delta: -192.8 MB). Peak memory consumption was 198.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...