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_opt-floodmax.3.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-15 01:20:54,085 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-15 01:20:54,088 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-15 01:20:54,100 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-15 01:20:54,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-15 01:20:54,102 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-15 01:20:54,103 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-15 01:20:54,105 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-15 01:20:54,107 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-15 01:20:54,108 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-15 01:20:54,109 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-15 01:20:54,110 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-15 01:20:54,110 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-15 01:20:54,111 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-15 01:20:54,112 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-15 01:20:54,113 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-15 01:20:54,114 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-15 01:20:54,115 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-15 01:20:54,117 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-15 01:20:54,121 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-15 01:20:54,124 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-15 01:20:54,127 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-15 01:20:54,128 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-15 01:20:54,131 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-15 01:20:54,134 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-15 01:20:54,137 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-15 01:20:54,139 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-15 01:20:54,140 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-15 01:20:54,141 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-15 01:20:54,144 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-15 01:20:54,144 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-15 01:20:54,145 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-15 01:20:54,145 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-15 01:20:54,146 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-15 01:20:54,147 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-15 01:20:54,147 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-15 01:20:54,148 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 [2019-08-15 01:20:54,163 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-15 01:20:54,164 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-15 01:20:54,166 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-15 01:20:54,166 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-15 01:20:54,167 INFO L138 SettingsManager]: * Use SBE=true [2019-08-15 01:20:54,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-15 01:20:54,167 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-15 01:20:54,167 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-15 01:20:54,167 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-15 01:20:54,168 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-15 01:20:54,168 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-15 01:20:54,168 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-15 01:20:54,169 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-15 01:20:54,169 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-15 01:20:54,169 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-15 01:20:54,170 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-15 01:20:54,170 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-15 01:20:54,170 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-15 01:20:54,170 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-15 01:20:54,170 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-15 01:20:54,170 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-15 01:20:54,171 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-15 01:20:54,171 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-15 01:20:54,171 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-15 01:20:54,172 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-15 01:20:54,172 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-15 01:20:54,172 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-15 01:20:54,172 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-15 01:20:54,173 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-15 01:20:54,227 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-15 01:20:54,248 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-15 01:20:54,252 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-15 01:20:54,254 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-15 01:20:54,255 INFO L275 PluginConnector]: CDTParser initialized [2019-08-15 01:20:54,255 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-08-15 01:20:54,330 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0a8df402/51f12c288e3f400cac2a201adee6f437/FLAGc4bd900f2 [2019-08-15 01:20:54,915 INFO L306 CDTParser]: Found 1 translation units. [2019-08-15 01:20:54,919 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-08-15 01:20:54,936 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0a8df402/51f12c288e3f400cac2a201adee6f437/FLAGc4bd900f2 [2019-08-15 01:20:55,182 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0a8df402/51f12c288e3f400cac2a201adee6f437 [2019-08-15 01:20:55,191 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-15 01:20:55,193 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-15 01:20:55,194 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-15 01:20:55,194 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-15 01:20:55,198 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-15 01:20:55,199 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.08 01:20:55" (1/1) ... [2019-08-15 01:20:55,201 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9c90d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 01:20:55, skipping insertion in model container [2019-08-15 01:20:55,202 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.08 01:20:55" (1/1) ... [2019-08-15 01:20:55,210 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-15 01:20:55,300 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-15 01:20:55,926 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-15 01:20:55,950 INFO L188 MainTranslator]: Completed pre-run [2019-08-15 01:20:56,439 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-15 01:20:56,464 INFO L192 MainTranslator]: Completed translation [2019-08-15 01:20:56,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 01:20:56 WrapperNode [2019-08-15 01:20:56,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-15 01:20:56,466 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-15 01:20:56,466 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-15 01:20:56,466 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-15 01:20:56,479 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 01:20:56" (1/1) ... [2019-08-15 01:20:56,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 01:20:56" (1/1) ... [2019-08-15 01:20:56,499 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 01:20:56" (1/1) ... [2019-08-15 01:20:56,499 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 01:20:56" (1/1) ... [2019-08-15 01:20:56,532 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 01:20:56" (1/1) ... [2019-08-15 01:20:56,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 01:20:56" (1/1) ... [2019-08-15 01:20:56,562 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 01:20:56" (1/1) ... [2019-08-15 01:20:56,572 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-15 01:20:56,572 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-15 01:20:56,573 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-15 01:20:56,573 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-15 01:20:56,574 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.08 01:20:56" (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 [2019-08-15 01:20:56,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-15 01:20:56,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-15 01:20:56,662 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-15 01:20:56,663 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-15 01:20:56,663 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-15 01:20:56,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-15 01:20:56,664 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-15 01:20:56,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-15 01:20:56,664 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-15 01:20:56,664 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-15 01:20:56,665 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-15 01:20:56,665 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-15 01:20:56,665 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-15 01:20:56,666 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-15 01:20:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-15 01:20:56,667 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-15 01:20:56,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-15 01:20:56,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-15 01:20:58,568 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-15 01:20:58,568 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-15 01:20:58,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.08 01:20:58 BoogieIcfgContainer [2019-08-15 01:20:58,572 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-15 01:20:58,572 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-15 01:20:58,572 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-15 01:20:58,573 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-15 01:20:58,574 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.08 01:20:58" (1/1) ... [2019-08-15 01:20:59,190 WARN L188 SmtUtils]: Spent 393.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-08-15 01:20:59,511 WARN L188 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-08-15 01:23:08,398 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-15 01:23:08,401 INFO L168 Benchmark]: Toolchain (without parser) took 133207.81 ms. Allocated memory was 131.6 MB in the beginning and 3.1 GB in the end (delta: 2.9 GB). Free memory was 85.5 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 3.0 GB. Max. memory is 7.1 GB. [2019-08-15 01:23:08,402 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 131.6 MB. Free memory was 105.7 MB in the beginning and 105.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-15 01:23:08,403 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1271.76 ms. Allocated memory was 131.6 MB in the beginning and 201.9 MB in the end (delta: 70.3 MB). Free memory was 85.3 MB in the beginning and 157.6 MB in the end (delta: -72.3 MB). Peak memory consumption was 41.5 MB. Max. memory is 7.1 GB. [2019-08-15 01:23:08,404 INFO L168 Benchmark]: Boogie Preprocessor took 106.11 ms. Allocated memory is still 201.9 MB. Free memory was 157.6 MB in the beginning and 152.5 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. [2019-08-15 01:23:08,405 INFO L168 Benchmark]: RCFGBuilder took 1999.59 ms. Allocated memory was 201.9 MB in the beginning and 223.3 MB in the end (delta: 21.5 MB). Free memory was 152.5 MB in the beginning and 94.7 MB in the end (delta: 57.8 MB). Peak memory consumption was 85.0 MB. Max. memory is 7.1 GB. [2019-08-15 01:23:08,406 INFO L168 Benchmark]: Symbolic Interpretation took 129826.08 ms. Allocated memory was 223.3 MB in the beginning and 3.1 GB in the end (delta: 2.8 GB). Free memory was 94.7 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 2.9 GB. Max. memory is 7.1 GB. [2019-08-15 01:23:08,411 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 880]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 953586#(and (= ~nomsg~0 ~p13_new~0) (= 0 (mod main_~assert__arg~3 256)) (not (<= (+ ~st3~0 ~st1~0 ~st2~0) 1)) (= ~__return_3093~0 main_~check__tmp~3) (= main_~__tmp_4~0 main_~assert__arg~3) (= main_~main__c1~0 ~__return_3093~0) (= ~max3~0 ~id3~0) (= ~nomsg~0 ~p12_new~0) (= ~p31_new~0 ~nomsg~0) (= ~newmax3~0 main_~node3__newmax~3) (= 0 ~mode3~0) (= ~nomsg~0 ~p21_new~0) (= main_~__tmp_4~0 (ite (= main_~main__c1~0 0) 0 1)) (= ~st3~0 1) (= 0 main_~check__tmp~3) (= ~nomsg~0 ~p32_new~0) (= ~p23_new~0 ~nomsg~0) (= 2 ~r3~0)). Possible FailurePath: - UnprovableResult [Line: 1100]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 939704#(and (= (mod main_~assert__arg~6 256) 0) (= main_~__tmp_7~0 main_~assert__arg~6) (= ~__tmp_2444_0~0 main_~main____CPAchecker_TMP_0~2) (= main_~__tmp_7~0 (ite (= main_~main__c1~0 0) 0 1))). Possible FailurePath: - UnprovableResult [Line: 925]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 93664#(and (= ~nomsg~0 ~p13_new~0) (not (<= (+ ~st3~0 ~st1~0 ~st2~0) 1)) (= main_~__tmp_5~0 main_~assert__arg~4) (= main_~__tmp_5~0 (ite (= main_~main__c1~0 0) 0 1)) (= ~__return_3062~0 main_~check__tmp~4) (= main_~main__c1~0 ~__return_3062~0) (not (= ~max3~0 ~id3~0)) (= ~nomsg~0 ~p12_new~0) (= ~p31_new~0 ~nomsg~0) (= ~newmax3~0 main_~node3__newmax~3) (= 0 ~mode3~0) (= 0 (mod main_~assert__arg~4 256)) (= ~nl3~0 1) (= ~nomsg~0 ~p21_new~0) (= 0 main_~check__tmp~4) (= ~nomsg~0 ~p32_new~0) (= ~p23_new~0 ~nomsg~0) (= 2 ~r3~0)). Possible FailurePath: - UnprovableResult [Line: 1905]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 66095#(and (= ~nomsg~0 ~p13_new~0) (not (<= (+ ~st3~0 ~st1~0 ~st2~0) 1)) (= ~__return_2852~0 main_~check__tmp~8) (= main_~main__c1~0 ~__return_2852~0) (= ~newmax3~0 main_~node3__newmax~6) (= main_~__tmp_8~0 main_~assert__arg~7) (= ~max3~0 ~id3~0) (= ~p31_new~0 ~nomsg~0) (= ~nomsg~0 ~p12_new~0) (= 0 ~mode3~0) (= 0 main_~check__tmp~8) (= ~nomsg~0 ~p21_new~0) (= ~st3~0 1) (= (mod main_~assert__arg~7 256) 0) (= main_~__tmp_8~0 (ite (= main_~main__c1~0 0) 0 1)) (= ~nomsg~0 ~p32_new~0) (= ~p23_new~0 ~nomsg~0) (= 2 ~r3~0)). Possible FailurePath: - UnprovableResult [Line: 1033]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 52197#(and (= ~nomsg~0 ~p13_new~0) (not (<= (+ ~st3~0 ~st1~0 ~st2~0) 1)) (= main_~__tmp_6~0 (ite (= main_~main__c1~0 0) 0 1)) (= 0 main_~check__tmp~5) (= main_~main__c1~0 ~__return_2999~0) (= ~max3~0 ~id3~0) (= ~nomsg~0 ~p12_new~0) (= ~p31_new~0 ~nomsg~0) (= (mod main_~assert__arg~5 256) 0) (= 0 ~mode3~0) (= main_~__tmp_6~0 main_~assert__arg~5) (= ~__return_2999~0 main_~check__tmp~5) (= ~nomsg~0 ~p21_new~0) (= ~st3~0 1) (= ~newmax3~0 main_~node3__newmax~4) (= ~nomsg~0 ~p32_new~0) (= ~p23_new~0 ~nomsg~0) (= 2 ~r3~0)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 131.6 MB. Free memory was 105.7 MB in the beginning and 105.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1271.76 ms. Allocated memory was 131.6 MB in the beginning and 201.9 MB in the end (delta: 70.3 MB). Free memory was 85.3 MB in the beginning and 157.6 MB in the end (delta: -72.3 MB). Peak memory consumption was 41.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 106.11 ms. Allocated memory is still 201.9 MB. Free memory was 157.6 MB in the beginning and 152.5 MB in the end (delta: 5.0 MB). Peak memory consumption was 5.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1999.59 ms. Allocated memory was 201.9 MB in the beginning and 223.3 MB in the end (delta: 21.5 MB). Free memory was 152.5 MB in the beginning and 94.7 MB in the end (delta: 57.8 MB). Peak memory consumption was 85.0 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 129826.08 ms. Allocated memory was 223.3 MB in the beginning and 3.1 GB in the end (delta: 2.8 GB). Free memory was 94.7 MB in the beginning and 1.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 2.9 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...