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.6.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 06:30:59,158 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 06:30:59,160 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 06:30:59,172 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 06:30:59,172 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 06:30:59,173 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 06:30:59,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 06:30:59,176 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 06:30:59,178 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 06:30:59,179 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 06:30:59,180 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 06:30:59,181 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 06:30:59,181 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 06:30:59,182 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 06:30:59,183 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 06:30:59,184 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 06:30:59,185 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 06:30:59,186 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 06:30:59,188 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 06:30:59,190 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 06:30:59,191 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 06:30:59,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 06:30:59,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 06:30:59,194 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 06:30:59,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 06:30:59,197 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 06:30:59,197 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 06:30:59,198 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 06:30:59,198 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 06:30:59,199 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 06:30:59,199 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 06:30:59,200 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 06:30:59,201 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 06:30:59,201 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 06:30:59,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 06:30:59,203 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 06:30:59,203 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 06:30:59,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 06:30:59,204 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 06:30:59,205 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 06:30:59,205 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 06:30:59,206 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 06:30:59,224 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 06:30:59,224 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 06:30:59,225 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 06:30:59,226 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 06:30:59,226 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 06:30:59,226 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 06:30:59,226 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 06:30:59,227 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 06:30:59,227 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 06:30:59,227 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 06:30:59,227 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 06:30:59,227 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 06:30:59,228 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 06:30:59,228 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 06:30:59,230 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 06:30:59,230 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 06:30:59,230 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 06:30:59,231 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 06:30:59,231 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 06:30:59,231 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 06:30:59,232 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 06:30:59,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 06:30:59,232 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 06:30:59,233 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 06:30:59,233 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 06:30:59,233 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 06:30:59,234 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 06:30:59,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 06:30:59,235 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 06:30:59,291 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 06:30:59,311 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 06:30:59,316 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 06:30:59,319 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 06:30:59,319 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 06:30:59,320 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-08-10 06:30:59,390 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/747dd6766/9f6a0516c896450ea7a8a3679c1ed0d7/FLAG6e35b7599 [2019-08-10 06:31:00,172 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 06:31:00,174 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2019-08-10 06:31:00,213 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/747dd6766/9f6a0516c896450ea7a8a3679c1ed0d7/FLAG6e35b7599 [2019-08-10 06:31:00,243 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/747dd6766/9f6a0516c896450ea7a8a3679c1ed0d7 [2019-08-10 06:31:00,257 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 06:31:00,261 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 06:31:00,264 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 06:31:00,264 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 06:31:00,268 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 06:31:00,270 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 06:31:00" (1/1) ... [2019-08-10 06:31:00,273 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4225266d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:31:00, skipping insertion in model container [2019-08-10 06:31:00,274 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 06:31:00" (1/1) ... [2019-08-10 06:31:00,282 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 06:31:00,558 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 06:31:02,436 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 06:31:02,470 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 06:31:03,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 06:31:03,525 INFO L192 MainTranslator]: Completed translation [2019-08-10 06:31:03,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:31:03 WrapperNode [2019-08-10 06:31:03,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 06:31:03,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 06:31:03,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 06:31:03,527 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 06:31:03,551 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:31:03" (1/1) ... [2019-08-10 06:31:03,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:31:03" (1/1) ... [2019-08-10 06:31:03,679 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:31:03" (1/1) ... [2019-08-10 06:31:03,682 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:31:03" (1/1) ... [2019-08-10 06:31:03,823 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:31:03" (1/1) ... [2019-08-10 06:31:03,865 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:31:03" (1/1) ... [2019-08-10 06:31:03,901 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:31:03" (1/1) ... [2019-08-10 06:31:03,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 06:31:03,959 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 06:31:03,960 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 06:31:03,960 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 06:31:03,961 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 06:31:03" (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 06:31:04,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 06:31:04,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 06:31:04,056 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 06:31:04,057 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 06:31:04,057 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-10 06:31:04,057 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-10 06:31:04,057 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-10 06:31:04,057 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-10 06:31:04,058 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-10 06:31:04,058 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-10 06:31:04,058 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-10 06:31:04,058 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-10 06:31:04,059 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-10 06:31:04,059 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-10 06:31:04,059 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-10 06:31:04,059 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-08-10 06:31:04,059 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-08-10 06:31:04,060 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-10 06:31:04,060 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-10 06:31:04,061 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 06:31:04,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 06:31:04,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 06:31:10,785 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 06:31:10,785 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-10 06:31:10,788 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 06:31:10 BoogieIcfgContainer [2019-08-10 06:31:10,788 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 06:31:10,789 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 06:31:10,790 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 06:31:10,790 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 06:31:10,791 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 06:31:10" (1/1) ... [2019-08-10 06:31:12,328 WARN L188 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 348 [2019-08-10 06:31:13,539 WARN L188 SmtUtils]: Spent 1.16 s on a formula simplification that was a NOOP. DAG size: 352 [2019-08-10 06:33:24,301 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 06:33:24,308 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 06:33:24,310 INFO L168 Benchmark]: Toolchain (without parser) took 144051.76 ms. Allocated memory was 134.2 MB in the beginning and 3.0 GB in the end (delta: 2.8 GB). Free memory was 75.5 MB in the beginning and 2.5 GB in the end (delta: -2.4 GB). Peak memory consumption was 3.0 GB. Max. memory is 7.1 GB. [2019-08-10 06:33:24,311 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 134.2 MB. Free memory was 107.1 MB in the beginning and 106.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-10 06:33:24,312 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3262.57 ms. Allocated memory was 134.2 MB in the beginning and 273.7 MB in the end (delta: 139.5 MB). Free memory was 75.3 MB in the beginning and 198.3 MB in the end (delta: -123.0 MB). Peak memory consumption was 112.7 MB. Max. memory is 7.1 GB. [2019-08-10 06:33:24,313 INFO L168 Benchmark]: Boogie Preprocessor took 432.05 ms. Allocated memory is still 273.7 MB. Free memory was 198.3 MB in the beginning and 173.0 MB in the end (delta: 25.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2019-08-10 06:33:24,314 INFO L168 Benchmark]: RCFGBuilder took 6829.07 ms. Allocated memory was 273.7 MB in the beginning and 422.1 MB in the end (delta: 148.4 MB). Free memory was 173.0 MB in the beginning and 67.6 MB in the end (delta: 105.4 MB). Peak memory consumption was 274.5 MB. Max. memory is 7.1 GB. [2019-08-10 06:33:24,315 INFO L168 Benchmark]: Symbolic Interpretation took 133519.81 ms. Allocated memory was 422.1 MB in the beginning and 3.0 GB in the end (delta: 2.5 GB). Free memory was 67.6 MB in the beginning and 2.5 GB in the end (delta: -2.4 GB). Peak memory consumption was 2.7 GB. Max. memory is 7.1 GB. [2019-08-10 06:33:24,320 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 14991]: 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 267886#(and (= 0 (mod main_~assert__arg~56 256)) (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1)) (= main_~check__tmp~72 ~__return_5954~0) (= 0 main_~check__tmp~72) (= main_~main__c1~0 ~__return_5954~0) (= main_~assert__arg~56 main_~__tmp_57~0) (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_57~0)). Possible FailurePath: - UnprovableResult [Line: 14062]: 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 261350#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1)) (= 0 main_~check__tmp~66) (= main_~assert__arg~51 main_~__tmp_52~0) (= ~mode6~0 0) (= ~nomsg~0 ~p4_new~0) (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_52~0) (= main_~check__tmp~66 ~__return_6377~0) (= main_~main__c1~0 ~__return_6377~0) (= 0 (mod main_~assert__arg~51 256)) (= ~nomsg~0 ~p5_new~0) (= ~p3_new~0 ~nomsg~0) (= ~nomsg~0 ~p6_new~0)). Possible FailurePath: - UnprovableResult [Line: 19677]: 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 265654#(and (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p1_new~0) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1) (= 0 (mod main_~assert__arg~82 256)) (= 0 ~mode6~0) (= main_~assert__arg~82 main_~__tmp_83~0) (= main_~check__tmp~102 ~__return_3847~0) (= 0 main_~check__tmp~102) (not (= 0 (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0))) (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_83~0) (= ~nomsg~0 ~p4_new~0) (not (= main_~node6__m6~92 ~nomsg~0)) (not (<= 6 (mod ~r1~0 256))) (= main_~main__c1~0 ~__return_3847~0) (not (< ~id6~0 main_~node6__m6~92)) (= ~st6~0 1) (= ~nomsg~0 ~p5_new~0) (= ~p3_new~0 ~nomsg~0) (= ~nomsg~0 ~p6_new~0) (= main_~node6__m6~92 ~id6~0)). Possible FailurePath: - UnprovableResult [Line: 17219]: 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 244907#(and (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p1_new~0) (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1)) (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_67~0) (= 0 ~mode6~0) (= 0 (mod main_~assert__arg~66 256)) (= main_~node6__m6~80 ~id6~0) (= ~nomsg~0 ~p4_new~0) (= main_~assert__arg~66 main_~__tmp_67~0) (= main_~check__tmp~86 ~__return_4931~0) (= main_~main__c1~0 ~__return_4931~0) (or (and (= ~st4~0 1) (= ~mode5~0 0) (= ~mode4~0 0)) (= ~mode5~0 0)) (not (= main_~node6__m6~80 ~nomsg~0)) (= ~st6~0 1) (= ~nomsg~0 ~p5_new~0) (= ~p3_new~0 ~nomsg~0) (= ~nomsg~0 ~p6_new~0) (= 0 main_~check__tmp~86) (not (< ~id6~0 main_~node6__m6~80))). Possible FailurePath: - UnprovableResult [Line: 17527]: 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 249094#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1)) (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_69~0) (= ~mode6~0 0) (= main_~check__tmp~88 ~__return_4793~0) (= ~nomsg~0 ~p4_new~0) (= main_~assert__arg~68 main_~__tmp_69~0) (= 0 (mod main_~assert__arg~68 256)) (= ~nomsg~0 ~p5_new~0) (= main_~main__c1~0 ~__return_4793~0) (= 0 main_~check__tmp~88) (= ~p3_new~0 ~nomsg~0) (= ~nomsg~0 ~p6_new~0)). Possible FailurePath: - UnprovableResult [Line: 9097]: 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 181101#(and (= main_~assert__arg~30 main_~__tmp_31~0) (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_31~0) (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1)) (= main_~check__tmp~39 ~__return_8659~0) (= 0 main_~check__tmp~39) (= 0 (mod main_~assert__arg~30 256)) (= main_~main__c1~0 ~__return_8659~0)). Possible FailurePath: - UnprovableResult [Line: 5314]: 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 187966#(and (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p1_new~0) (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1)) (= main_~check__tmp~20 ~__return_10447~0) (= 0 main_~check__tmp~20) (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_17~0) (= 0 (mod main_~assert__arg~16 256)) (= ~nomsg~0 ~p4_new~0) (= main_~main__c1~0 ~__return_10447~0) (or (= ~mode6~0 0) (and (= ~mode6~0 0) (= ~mode5~0 0))) (= ~nomsg~0 ~p5_new~0) (= main_~assert__arg~16 main_~__tmp_17~0) (= ~p3_new~0 ~nomsg~0) (= ~nomsg~0 ~p6_new~0)). Possible FailurePath: - UnprovableResult [Line: 7844]: 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 144396#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1)) (= main_~assert__arg~25 main_~__tmp_26~0) (= 0 main_~check__tmp~32) (= ~nomsg~0 ~p4_new~0) (= main_~main__c1~0 ~__return_9244~0) (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_26~0) (= ~nomsg~0 ~p5_new~0) (= ~p3_new~0 ~nomsg~0) (= ~nomsg~0 ~p6_new~0) (= (mod main_~assert__arg~25 256) 0) (= main_~check__tmp~32 ~__return_9244~0)). Possible FailurePath: - UnprovableResult [Line: 16598]: 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 231541#(and (= 0 main_~check__tmp~82) (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_64~0) (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1)) (= main_~assert__arg~63 main_~__tmp_64~0) (= main_~check__tmp~82 ~__return_5216~0) (= main_~main__c1~0 ~__return_5216~0) (= 0 (mod main_~assert__arg~63 256))). Possible FailurePath: - UnprovableResult [Line: 10026]: 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 189870#(and (= main_~assert__arg~35 main_~__tmp_36~0) (= 0 (mod main_~assert__arg~35 256)) (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1)) (= main_~check__tmp~45 ~__return_8242~0) (= main_~main__c1~0 ~__return_8242~0) (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_36~0) (= 0 main_~check__tmp~45)). Possible FailurePath: - UnprovableResult [Line: 19980]: 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 266982#(and (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p1_new~0) (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_85~0) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1) (= main_~check__tmp~104 ~__return_3726~0) (= ~mode6~0 0) (not (= 0 (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0))) (= ~nomsg~0 ~p4_new~0) (= 0 main_~check__tmp~104) (= main_~assert__arg~84 main_~__tmp_85~0) (= 0 (mod main_~assert__arg~84 256)) (not (<= 6 (mod ~r1~0 256))) (= main_~main__c1~0 ~__return_3726~0) (= ~nomsg~0 ~p5_new~0) (= ~p3_new~0 ~nomsg~0) (= ~nomsg~0 ~p6_new~0)). Possible FailurePath: - UnprovableResult [Line: 18466]: 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 256030#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1)) (= main_~check__tmp~94 ~__return_4379~0) (= main_~node6__m6~86 ~id6~0) (= 0 ~mode6~0) (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_75~0) (= main_~assert__arg~74 main_~__tmp_75~0) (= ~nomsg~0 ~p4_new~0) (not (< ~id6~0 main_~node6__m6~86)) (= ~st6~0 1) (= ~nomsg~0 ~p5_new~0) (= (mod main_~assert__arg~74 256) 0) (= main_~main__c1~0 ~__return_4379~0) (not (= main_~node6__m6~86 ~nomsg~0)) (= 0 main_~check__tmp~94) (= ~p3_new~0 ~nomsg~0) (= ~nomsg~0 ~p6_new~0)). Possible FailurePath: - UnprovableResult [Line: 18774]: 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 261450#(and (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p1_new~0) (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1)) (= 0 main_~check__tmp~96) (= main_~check__tmp~96 ~__return_4241~0) (= ~nomsg~0 ~p4_new~0) (= main_~main__c1~0 ~__return_4241~0) (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_77~0) (= ~nomsg~0 ~p5_new~0) (= 0 (mod main_~assert__arg~76 256)) (= ~p3_new~0 ~nomsg~0) (= ~nomsg~0 ~p6_new~0) (= main_~assert__arg~76 main_~__tmp_77~0)). Possible FailurePath: - UnprovableResult [Line: 17818]: 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 244862#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1) (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_71~0) (= main_~check__tmp~90 ~__return_4658~0) (= 0 main_~check__tmp~90) (not (= 0 (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0))) (= ~nomsg~0 ~p4_new~0) (= main_~assert__arg~70 main_~__tmp_71~0) (not (<= 6 (mod ~r1~0 256))) (= ~nomsg~0 ~p5_new~0) (= (mod main_~assert__arg~70 256) 0) (= main_~main__c1~0 ~__return_4658~0) (= ~p3_new~0 ~nomsg~0) (= ~nomsg~0 ~p6_new~0)). Possible FailurePath: - UnprovableResult [Line: 18164]: 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 275558#true. Possible FailurePath: - UnprovableResult [Line: 19385]: 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 267015#(and (= 0 main_~check__tmp~100) (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1)) (= main_~assert__arg~80 main_~__tmp_81~0) (= 0 ~mode6~0) (= main_~node6__m6~91 ~id6~0) (= main_~main__c1~0 ~__return_3982~0) (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_81~0) (= 0 (mod main_~assert__arg~80 256)) (= ~nomsg~0 ~p4_new~0) (= main_~check__tmp~100 ~__return_3982~0) (= ~st6~0 1) (= ~nomsg~0 ~p5_new~0) (not (= main_~node6__m6~91 ~nomsg~0)) (= ~p3_new~0 ~nomsg~0) (= ~nomsg~0 ~p6_new~0) (not (< ~id6~0 main_~node6__m6~91))). Possible FailurePath: - UnprovableResult [Line: 15282]: 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 266874#(and (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_59~0) (= 0 main_~check__tmp~74) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1) (= main_~check__tmp~74 ~__return_5819~0) (not (<= 6 (mod ~r1~0 256))) (= main_~main__c1~0 ~__return_5819~0) (not (= 0 (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0))) (= 0 (mod main_~assert__arg~58 256)) (= main_~assert__arg~58 main_~__tmp_59~0)). Possible FailurePath: - UnprovableResult [Line: 14683]: 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 265687#(and (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p1_new~0) (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1)) (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_55~0) (= main_~main__c1~0 ~__return_6092~0) (= 0 main_~check__tmp~70) (= 0 ~mode6~0) (= ~nomsg~0 ~p4_new~0) (= main_~node6__m6~68 ~id6~0) (not (< ~id6~0 main_~node6__m6~68)) (= 0 (mod main_~assert__arg~54 256)) (= ~st6~0 1) (= main_~assert__arg~54 main_~__tmp_55~0) (= ~nomsg~0 ~p5_new~0) (not (= main_~node6__m6~68 ~nomsg~0)) (= ~p3_new~0 ~nomsg~0) (= ~nomsg~0 ~p6_new~0) (= main_~check__tmp~70 ~__return_6092~0)). Possible FailurePath: - UnprovableResult [Line: 19065]: 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 261273#(and (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p1_new~0) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1) (= (mod main_~assert__arg~78 256) 0) (not (= 0 (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0))) (= ~nomsg~0 ~p4_new~0) (or (= ~mode6~0 0) (and (= ~mode6~0 0) (= ~mode5~0 0) (= ~st5~0 1))) (= main_~main__c1~0 ~__return_4106~0) (= 0 main_~check__tmp~98) (not (<= 6 (mod ~r1~0 256))) (= main_~check__tmp~98 ~__return_4106~0) (= ~nomsg~0 ~p5_new~0) (= ~p3_new~0 ~nomsg~0) (= ~nomsg~0 ~p6_new~0) (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_79~0) (= main_~assert__arg~78 main_~__tmp_79~0)). Possible FailurePath: - UnprovableResult [Line: 9718]: 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 187853#(and (= ~nomsg~0 ~p2_new~0) (= ~nomsg~0 ~p1_new~0) (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1)) (= 0 ~mode6~0) (not (< ~id6~0 main_~node6__m6~44)) (= ~nomsg~0 ~p4_new~0) (= main_~main__c1~0 ~__return_8377~0) (= 0 main_~check__tmp~43) (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_34~0) (= main_~check__tmp~43 ~__return_8377~0) (not (= main_~node6__m6~44 ~nomsg~0)) (= main_~assert__arg~33 main_~__tmp_34~0) (= main_~node6__m6~44 ~id6~0) (= 0 (mod main_~assert__arg~33 256)) (= ~st6~0 1) (= ~nomsg~0 ~p5_new~0) (= ~p3_new~0 ~nomsg~0) (= ~nomsg~0 ~p6_new~0)). Possible FailurePath: - UnprovableResult [Line: 10317]: 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 187772#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1) (= main_~check__tmp~47 ~__return_8107~0) (= (mod main_~assert__arg~37 256) 0) (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_38~0) (= ~mode6~0 0) (= main_~main__c1~0 ~__return_8107~0) (not (= 0 (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0))) (= ~nomsg~0 ~p4_new~0) (= 0 main_~check__tmp~47) (= main_~assert__arg~37 main_~__tmp_38~0) (not (<= 6 (mod ~r1~0 256))) (= ~nomsg~0 ~p5_new~0) (= ~p3_new~0 ~nomsg~0) (= ~nomsg~0 ~p6_new~0)). Possible FailurePath: - UnprovableResult [Line: 12821]: 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 245005#(and (= ~nomsg~0 ~p1_new~0) (= ~nomsg~0 ~p2_new~0) (= main_~assert__arg~46 main_~__tmp_47~0) (not (<= (+ ~st3~0 ~st4~0 ~st1~0 ~st2~0 ~st5~0 ~st6~0) 1)) (= main_~check__tmp~59 ~__return_6953~0) (= ~nomsg~0 ~p4_new~0) (= main_~main__c1~0 ~__return_6953~0) (= 0 main_~check__tmp~59) (= (mod main_~assert__arg~46 256) 0) (= ~nomsg~0 ~p5_new~0) (= ~p3_new~0 ~nomsg~0) (= ~nomsg~0 ~p6_new~0) (= (ite (= main_~main__c1~0 0) 0 1) main_~__tmp_47~0)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 134.2 MB. Free memory was 107.1 MB in the beginning and 106.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 3262.57 ms. Allocated memory was 134.2 MB in the beginning and 273.7 MB in the end (delta: 139.5 MB). Free memory was 75.3 MB in the beginning and 198.3 MB in the end (delta: -123.0 MB). Peak memory consumption was 112.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 432.05 ms. Allocated memory is still 273.7 MB. Free memory was 198.3 MB in the beginning and 173.0 MB in the end (delta: 25.3 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 6829.07 ms. Allocated memory was 273.7 MB in the beginning and 422.1 MB in the end (delta: 148.4 MB). Free memory was 173.0 MB in the beginning and 67.6 MB in the end (delta: 105.4 MB). Peak memory consumption was 274.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 133519.81 ms. Allocated memory was 422.1 MB in the beginning and 3.0 GB in the end (delta: 2.5 GB). Free memory was 67.6 MB in the beginning and 2.5 GB in the end (delta: -2.4 GB). Peak memory consumption was 2.7 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...