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.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 06:13:23,318 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 06:13:23,320 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 06:13:23,332 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 06:13:23,332 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 06:13:23,333 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 06:13:23,334 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 06:13:23,336 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 06:13:23,338 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 06:13:23,339 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 06:13:23,340 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 06:13:23,341 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 06:13:23,341 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 06:13:23,342 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 06:13:23,343 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 06:13:23,344 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 06:13:23,345 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 06:13:23,346 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 06:13:23,348 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 06:13:23,350 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 06:13:23,356 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 06:13:23,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 06:13:23,358 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 06:13:23,359 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 06:13:23,361 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 06:13:23,361 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 06:13:23,361 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 06:13:23,362 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 06:13:23,363 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 06:13:23,363 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 06:13:23,364 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 06:13:23,364 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 06:13:23,365 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 06:13:23,366 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 06:13:23,367 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 06:13:23,367 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 06:13:23,368 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 06:13:23,368 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 06:13:23,368 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 06:13:23,369 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 06:13:23,370 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 06:13:23,371 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 06:13:23,385 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 06:13:23,385 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 06:13:23,386 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 06:13:23,387 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 06:13:23,387 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 06:13:23,387 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 06:13:23,387 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 06:13:23,388 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 06:13:23,388 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 06:13:23,388 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 06:13:23,388 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 06:13:23,388 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 06:13:23,389 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 06:13:23,389 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 06:13:23,389 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 06:13:23,389 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 06:13:23,389 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 06:13:23,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 06:13:23,390 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 06:13:23,390 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 06:13:23,390 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 06:13:23,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 06:13:23,391 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 06:13:23,391 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 06:13:23,391 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 06:13:23,391 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 06:13:23,392 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 06:13:23,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 06:13:23,392 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 06:13:23,429 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 06:13:23,448 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 06:13:23,452 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 06:13:23,454 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 06:13:23,454 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 06:13:23,455 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-08-10 06:13:23,512 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/809aa0db9/eec366153e7c4fadba12e6f745857371/FLAG802f7b18a [2019-08-10 06:13:23,982 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 06:13:23,983 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-08-10 06:13:24,003 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/809aa0db9/eec366153e7c4fadba12e6f745857371/FLAG802f7b18a [2019-08-10 06:13:24,344 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/809aa0db9/eec366153e7c4fadba12e6f745857371 [2019-08-10 06:13:24,354 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 06:13:24,355 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 06:13:24,356 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 06:13:24,357 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 06:13:24,360 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 06:13:24,361 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 06:13:24" (1/1) ... [2019-08-10 06:13:24,364 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43fb2d99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:13:24, skipping insertion in model container [2019-08-10 06:13:24,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 06:13:24" (1/1) ... [2019-08-10 06:13:24,373 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 06:13:24,422 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 06:13:24,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 06:13:24,714 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 06:13:24,889 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 06:13:24,920 INFO L192 MainTranslator]: Completed translation [2019-08-10 06:13:24,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:13:24 WrapperNode [2019-08-10 06:13:24,921 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 06:13:24,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 06:13:24,922 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 06:13:24,922 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 06:13:24,934 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:13:24" (1/1) ... [2019-08-10 06:13:24,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:13:24" (1/1) ... [2019-08-10 06:13:24,950 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:13:24" (1/1) ... [2019-08-10 06:13:24,951 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:13:24" (1/1) ... [2019-08-10 06:13:24,973 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:13:24" (1/1) ... [2019-08-10 06:13:24,982 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:13:24" (1/1) ... [2019-08-10 06:13:24,985 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:13:24" (1/1) ... [2019-08-10 06:13:24,990 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 06:13:24,991 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 06:13:24,991 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 06:13:24,991 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 06:13:24,992 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:13:24" (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 06:13:25,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 06:13:25,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 06:13:25,045 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 06:13:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 06:13:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-10 06:13:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-10 06:13:25,046 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-10 06:13:25,046 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-10 06:13:25,046 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-10 06:13:25,046 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-10 06:13:25,046 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-10 06:13:25,047 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-10 06:13:25,047 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-10 06:13:25,047 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-10 06:13:25,047 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-10 06:13:25,047 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-10 06:13:25,047 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 06:13:25,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 06:13:25,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 06:13:25,727 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 06:13:25,728 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-10 06:13:25,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 06:13:25 BoogieIcfgContainer [2019-08-10 06:13:25,730 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 06:13:25,730 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 06:13:25,730 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 06:13:25,731 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 06:13:25,732 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 06:13:25" (1/1) ... [2019-08-10 06:13:26,057 WARN L188 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-08-10 06:13:26,234 WARN L188 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-08-10 06:13:29,248 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 06:13:29,257 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 06:13:29,259 INFO L168 Benchmark]: Toolchain (without parser) took 4903.56 ms. Allocated memory was 132.1 MB in the beginning and 339.2 MB in the end (delta: 207.1 MB). Free memory was 87.5 MB in the beginning and 165.2 MB in the end (delta: -77.7 MB). Peak memory consumption was 213.2 MB. Max. memory is 7.1 GB. [2019-08-10 06:13:29,260 INFO L168 Benchmark]: CDTParser took 0.42 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-08-10 06:13:29,261 INFO L168 Benchmark]: CACSL2BoogieTranslator took 565.00 ms. Allocated memory was 132.1 MB in the beginning and 200.3 MB in the end (delta: 68.2 MB). Free memory was 87.1 MB in the beginning and 173.0 MB in the end (delta: -85.9 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. [2019-08-10 06:13:29,262 INFO L168 Benchmark]: Boogie Preprocessor took 68.43 ms. Allocated memory is still 200.3 MB. Free memory was 173.0 MB in the beginning and 170.7 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-10 06:13:29,263 INFO L168 Benchmark]: RCFGBuilder took 739.21 ms. Allocated memory is still 200.3 MB. Free memory was 170.1 MB in the beginning and 125.9 MB in the end (delta: 44.2 MB). Peak memory consumption was 44.2 MB. Max. memory is 7.1 GB. [2019-08-10 06:13:29,264 INFO L168 Benchmark]: Symbolic Interpretation took 3526.70 ms. Allocated memory was 200.3 MB in the beginning and 339.2 MB in the end (delta: 138.9 MB). Free memory was 125.9 MB in the beginning and 165.2 MB in the end (delta: -39.3 MB). Peak memory consumption was 183.4 MB. Max. memory is 7.1 GB. [2019-08-10 06:13:29,269 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 566]: 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 3042#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (= 0 (mod main_~assert__arg~3 256)) (not (<= 3 (mod ~r1~0 256))) (= main_~__tmp_4~0 main_~assert__arg~3) (not (= (+ ~st3~0 ~st1~0 ~st2~0) 0)) (= main_~main__c1~0 ~__return_1677~0) (= 0 ~mode3~0) (or (and (= ~nomsg~0 main_~node3__m3~1) (= 0 ~mode2~0)) (= ~mode2~0 0)) (= main_~__tmp_4~0 (ite (= main_~main__c1~0 0) 0 1)) (= 0 main_~check__tmp~1) (<= (+ ~st3~0 ~st1~0 ~st2~0) 1) (= ~p3_new~0 ~nomsg~0) (= ~__return_1677~0 main_~check__tmp~1)). Possible FailurePath: - UnprovableResult [Line: 363]: 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 2883#(and (= 0 (mod main_~assert__arg~2 256)) (= main_~__tmp_3~0 main_~assert__arg~2) (= main_~__tmp_3~0 (ite (= main_~main__c1~0 0) 0 1)) (or (and (= ~__return_1599~0 main_~check__tmp~2) (= main_~main__c1~0 ~__return_1599~0)) (and (not (<= (+ ~st3~0 ~st1~0 ~st2~0) 1)) (= 0 main_~check__tmp~1) (= ~__return_1696~0 main_~check__tmp~1) (or (and (= ~mode3~0 0) (= ~mode2~0 0)) (= ~mode3~0 0)) (= main_~main__c1~0 ~__return_1696~0)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42 ms. Allocated memory is still 132.1 MB. Free memory was 106.4 MB in the beginning and 106.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 565.00 ms. Allocated memory was 132.1 MB in the beginning and 200.3 MB in the end (delta: 68.2 MB). Free memory was 87.1 MB in the beginning and 173.0 MB in the end (delta: -85.9 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 68.43 ms. Allocated memory is still 200.3 MB. Free memory was 173.0 MB in the beginning and 170.7 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 739.21 ms. Allocated memory is still 200.3 MB. Free memory was 170.1 MB in the beginning and 125.9 MB in the end (delta: 44.2 MB). Peak memory consumption was 44.2 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 3526.70 ms. Allocated memory was 200.3 MB in the beginning and 339.2 MB in the end (delta: 138.9 MB). Free memory was 125.9 MB in the beginning and 165.2 MB in the end (delta: -39.3 MB). Peak memory consumption was 183.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...