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_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 05:12:19,886 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 05:12:19,888 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 05:12:19,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 05:12:19,899 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 05:12:19,900 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 05:12:19,902 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 05:12:19,903 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 05:12:19,905 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 05:12:19,906 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 05:12:19,907 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 05:12:19,908 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 05:12:19,908 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 05:12:19,909 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 05:12:19,910 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 05:12:19,911 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 05:12:19,912 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 05:12:19,913 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 05:12:19,915 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 05:12:19,917 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 05:12:19,919 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 05:12:19,923 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 05:12:19,924 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 05:12:19,925 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 05:12:19,927 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 05:12:19,927 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 05:12:19,927 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 05:12:19,928 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 05:12:19,929 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 05:12:19,930 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 05:12:19,930 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 05:12:19,931 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 05:12:19,932 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 05:12:19,932 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 05:12:19,933 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 05:12:19,934 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 05:12:19,934 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 05:12:19,934 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 05:12:19,935 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 05:12:19,936 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 05:12:19,936 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 05:12:19,937 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 05:12:19,954 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 05:12:19,955 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 05:12:19,956 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 05:12:19,956 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 05:12:19,956 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 05:12:19,957 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 05:12:19,957 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 05:12:19,957 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 05:12:19,957 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 05:12:19,958 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 05:12:19,958 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 05:12:19,958 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 05:12:19,958 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 05:12:19,958 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 05:12:19,959 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 05:12:19,959 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 05:12:19,959 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 05:12:19,959 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 05:12:19,960 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 05:12:19,960 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 05:12:19,960 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 05:12:19,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 05:12:19,960 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 05:12:19,961 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 05:12:19,961 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 05:12:19,961 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 05:12:19,961 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 05:12:19,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 05:12:19,962 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 05:12:19,991 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 05:12:20,004 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 05:12:20,008 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 05:12:20,009 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 05:12:20,010 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 05:12:20,010 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-08-10 05:12:20,075 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fda95c583/395cd64b96cb4ac8927b28c180a54457/FLAG0bdd67335 [2019-08-10 05:12:20,731 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 05:12:20,732 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.3.1.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c [2019-08-10 05:12:20,752 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fda95c583/395cd64b96cb4ac8927b28c180a54457/FLAG0bdd67335 [2019-08-10 05:12:20,935 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fda95c583/395cd64b96cb4ac8927b28c180a54457 [2019-08-10 05:12:20,950 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 05:12:20,951 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 05:12:20,952 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 05:12:20,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 05:12:20,956 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 05:12:20,958 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 05:12:20" (1/1) ... [2019-08-10 05:12:20,961 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9234fdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 05:12:20, skipping insertion in model container [2019-08-10 05:12:20,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 05:12:20" (1/1) ... [2019-08-10 05:12:20,970 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 05:12:21,061 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 05:12:21,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 05:12:21,684 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 05:12:21,914 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 05:12:21,944 INFO L192 MainTranslator]: Completed translation [2019-08-10 05:12:21,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 05:12:21 WrapperNode [2019-08-10 05:12:21,944 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 05:12:21,945 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 05:12:21,945 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 05:12:21,945 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 05:12:21,957 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 05:12:21" (1/1) ... [2019-08-10 05:12:21,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 05:12:21" (1/1) ... [2019-08-10 05:12:21,976 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 05:12:21" (1/1) ... [2019-08-10 05:12:21,976 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 05:12:21" (1/1) ... [2019-08-10 05:12:22,004 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 05:12:21" (1/1) ... [2019-08-10 05:12:22,027 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 05:12:21" (1/1) ... [2019-08-10 05:12:22,033 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 05:12:21" (1/1) ... [2019-08-10 05:12:22,042 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 05:12:22,042 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 05:12:22,042 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 05:12:22,043 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 05:12:22,044 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 05:12:21" (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 05:12:22,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 05:12:22,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 05:12:22,129 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 05:12:22,129 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 05:12:22,129 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-10 05:12:22,130 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-10 05:12:22,130 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-10 05:12:22,130 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-10 05:12:22,130 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-10 05:12:22,131 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-10 05:12:22,131 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-10 05:12:22,131 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-10 05:12:22,131 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-10 05:12:22,132 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-10 05:12:22,132 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-10 05:12:22,132 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 05:12:22,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 05:12:22,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 05:12:23,958 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 05:12:23,958 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-10 05:12:23,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 05:12:23 BoogieIcfgContainer [2019-08-10 05:12:23,960 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 05:12:23,960 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 05:12:23,960 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 05:12:23,961 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 05:12:23,961 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 05:12:23" (1/1) ... [2019-08-10 05:12:24,543 WARN L188 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-08-10 05:12:24,874 WARN L188 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-08-10 05:18:52,385 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 05:18:52,393 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 05:18:52,395 INFO L168 Benchmark]: Toolchain (without parser) took 391443.63 ms. Allocated memory was 130.5 MB in the beginning and 5.4 GB in the end (delta: 5.3 GB). Free memory was 84.8 MB in the beginning and 2.4 GB in the end (delta: -2.3 GB). Peak memory consumption was 6.1 GB. Max. memory is 7.1 GB. [2019-08-10 05:18:52,396 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 130.5 MB. Free memory was 104.8 MB in the beginning and 104.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-10 05:18:52,397 INFO L168 Benchmark]: CACSL2BoogieTranslator took 992.39 ms. Allocated memory was 130.5 MB in the beginning and 200.3 MB in the end (delta: 69.7 MB). Free memory was 84.3 MB in the beginning and 159.1 MB in the end (delta: -74.7 MB). Peak memory consumption was 37.9 MB. Max. memory is 7.1 GB. [2019-08-10 05:18:52,398 INFO L168 Benchmark]: Boogie Preprocessor took 96.69 ms. Allocated memory is still 200.3 MB. Free memory was 159.1 MB in the beginning and 154.0 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2019-08-10 05:18:52,399 INFO L168 Benchmark]: RCFGBuilder took 1917.55 ms. Allocated memory was 200.3 MB in the beginning and 219.7 MB in the end (delta: 19.4 MB). Free memory was 154.0 MB in the beginning and 114.9 MB in the end (delta: 39.0 MB). Peak memory consumption was 89.5 MB. Max. memory is 7.1 GB. [2019-08-10 05:18:52,400 INFO L168 Benchmark]: Symbolic Interpretation took 388433.11 ms. Allocated memory was 219.7 MB in the beginning and 5.4 GB in the end (delta: 5.2 GB). Free memory was 114.9 MB in the beginning and 2.4 GB in the end (delta: -2.2 GB). Peak memory consumption was 6.0 GB. Max. memory is 7.1 GB. [2019-08-10 05:18:52,405 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 835]: 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 3020904#(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)) (not (= ~max3~0 ~id3~0)) (= ~p31_new~0 ~nomsg~0) (= ~nomsg~0 ~p12_new~0) (= 0 ~mode3~0) (= 0 (mod main_~assert__arg~4 256)) (= main_~main__c1~0 ~__return_2770~0) (= ~__return_2770~0 main_~check__tmp~4) (= ~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: 1005]: 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 3013855#(and (= (mod main_~assert__arg~6 256) 0) (or (and (= ~nomsg~0 ~p13_new~0) (= 0 main_~check__tmp~11) (= main_~main__c1~0 ~__return_2198~0) (<= (+ ~st3~0 ~nl3~0) 1) (not (= ~max3~0 ~id3~0)) (= main_~main____CPAchecker_TMP_0~2 ~__tmp_2199_0~0) (or (and (= main_~main__c1~0 0) (= main_~__tmp_7~0 0)) (and (not (= main_~main__c1~0 0)) (= main_~__tmp_7~0 1))) (= ~p31_new~0 ~nomsg~0) (= ~nomsg~0 ~p12_new~0) (= 0 ~mode3~0) (not (< ~r1~0 2)) (<= 2 ~r1~0) (= ~nl3~0 1) (<= (+ ~st1~0 ~nl1~0) 1) (not (= (+ ~st3~0 ~st1~0 ~st2~0) 1)) (= main_~__tmp_7~0 main_~assert__arg~6) (<= (+ ~nl2~0 ~st2~0) 1) (= ~nomsg~0 ~p21_new~0) (<= (+ ~st3~0 ~st1~0 ~st2~0) 1) (= main_~check__tmp~11 ~__return_2198~0) (= ~nomsg~0 ~p32_new~0) (= ~p23_new~0 ~nomsg~0) (= 2 ~r3~0)) (and (= main_~__tmp_7~0 main_~assert__arg~6) (= main_~main____CPAchecker_TMP_0~2 ~__tmp_2199_0~0) (= main_~__tmp_7~0 (ite (= main_~main__c1~0 0) 0 1))))). Possible FailurePath: - UnprovableResult [Line: 790]: 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 3019911#(and (= ~nomsg~0 ~p13_new~0) (= 0 (mod main_~assert__arg~3 256)) (not (<= (+ ~st3~0 ~st1~0 ~st2~0) 1)) (= main_~main__c1~0 ~__return_2801~0) (= main_~__tmp_4~0 main_~assert__arg~3) (= ~__return_2801~0 main_~check__tmp~3) (= ~max3~0 ~id3~0) (= ~nomsg~0 ~p12_new~0) (= ~p31_new~0 ~nomsg~0) (= 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: 938]: 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 3018918#(and (= ~nomsg~0 ~p13_new~0) (not (<= (+ ~st3~0 ~st1~0 ~st2~0) 1)) (= ~__return_2712~0 main_~check__tmp~5) (= main_~__tmp_6~0 (ite (= main_~main__c1~0 0) 0 1)) (= 0 main_~check__tmp~5) (= ~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) (= ~nomsg~0 ~p21_new~0) (= ~st3~0 1) (= main_~main__c1~0 ~__return_2712~0) (= ~nomsg~0 ~p32_new~0) (= ~p23_new~0 ~nomsg~0) (= 2 ~r3~0)). Possible FailurePath: - UnprovableResult [Line: 1743]: 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 3017932#(and (= ~nomsg~0 ~p13_new~0) (not (<= (+ ~st3~0 ~st1~0 ~st2~0) 1)) (= main_~main__c1~0 ~__return_2575~0) (= main_~__tmp_8~0 main_~assert__arg~7) (= ~max3~0 ~id3~0) (= ~nomsg~0 ~p12_new~0) (= ~p31_new~0 ~nomsg~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) (= ~__return_2575~0 main_~check__tmp~8) (= 2 ~r3~0)). 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 130.5 MB. Free memory was 104.8 MB in the beginning and 104.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 992.39 ms. Allocated memory was 130.5 MB in the beginning and 200.3 MB in the end (delta: 69.7 MB). Free memory was 84.3 MB in the beginning and 159.1 MB in the end (delta: -74.7 MB). Peak memory consumption was 37.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 96.69 ms. Allocated memory is still 200.3 MB. Free memory was 159.1 MB in the beginning and 154.0 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1917.55 ms. Allocated memory was 200.3 MB in the beginning and 219.7 MB in the end (delta: 19.4 MB). Free memory was 154.0 MB in the beginning and 114.9 MB in the end (delta: 39.0 MB). Peak memory consumption was 89.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 388433.11 ms. Allocated memory was 219.7 MB in the beginning and 5.4 GB in the end (delta: 5.2 GB). Free memory was 114.9 MB in the beginning and 2.4 GB in the end (delta: -2.2 GB). Peak memory consumption was 6.0 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...