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.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-01cf0bf [2019-08-22 01:54:47,359 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 01:54:47,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 01:54:47,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-08-22 01:54:47,383 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 01:54:47,384 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 01:54:47,385 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 01:54:47,386 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 01:54:47,386 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 01:54:47,387 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 01:54:47,389 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 01:54:47,392 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 01:54:47,396 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 01:54:47,397 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 01:54:47,401 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 01:54:47,402 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 01:54:47,406 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-22 01:54:47,418 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 01:54:47,422 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 01:54:47,423 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 01:54:47,425 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 [2019-08-22 01:54:47,452 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 01:54:47,453 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 01:54:47,455 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 01:54:47,455 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 01:54:47,456 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 01:54:47,456 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 01:54:47,456 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 01:54:47,456 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 01:54:47,457 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 01:54:47,457 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 01:54:47,458 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 01:54:47,458 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 01:54:47,458 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 01:54:47,459 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 01:54:47,459 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 01:54:47,459 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 01:54:47,459 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 01:54:47,460 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 01:54:47,460 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 01:54:47,460 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 01:54:47,460 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 01:54:47,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 01:54:47,461 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 01:54:47,461 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 01:54:47,461 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 01:54:47,461 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 01:54:47,461 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 01:54:47,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 01:54:47,462 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 01:54:47,510 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 01:54:47,528 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 01:54:47,532 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 01:54:47,533 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 01:54:47,535 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 01:54:47,536 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-08-22 01:54:47,613 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71e75103a/4cfb024fce9f47059f250e82d2e1896a/FLAG0ca4d58bc [2019-08-22 01:54:48,137 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 01:54:48,138 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-08-22 01:54:48,156 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71e75103a/4cfb024fce9f47059f250e82d2e1896a/FLAG0ca4d58bc [2019-08-22 01:54:48,530 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71e75103a/4cfb024fce9f47059f250e82d2e1896a [2019-08-22 01:54:48,543 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 01:54:48,545 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 01:54:48,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 01:54:48,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 01:54:48,554 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 01:54:48,557 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 01:54:48" (1/1) ... [2019-08-22 01:54:48,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a300e22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:54:48, skipping insertion in model container [2019-08-22 01:54:48,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 01:54:48" (1/1) ... [2019-08-22 01:54:48,567 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 01:54:48,629 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 01:54:49,127 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 01:54:49,146 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 01:54:49,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 01:54:49,282 INFO L192 MainTranslator]: Completed translation [2019-08-22 01:54:49,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:54:49 WrapperNode [2019-08-22 01:54:49,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 01:54:49,284 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 01:54:49,285 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 01:54:49,285 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 01:54:49,297 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:54:49" (1/1) ... [2019-08-22 01:54:49,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:54:49" (1/1) ... [2019-08-22 01:54:49,308 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:54:49" (1/1) ... [2019-08-22 01:54:49,308 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:54:49" (1/1) ... [2019-08-22 01:54:49,322 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:54:49" (1/1) ... [2019-08-22 01:54:49,334 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:54:49" (1/1) ... [2019-08-22 01:54:49,339 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:54:49" (1/1) ... [2019-08-22 01:54:49,343 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 01:54:49,344 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 01:54:49,344 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 01:54:49,344 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 01:54:49,345 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 01:54:49" (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 [2019-08-22 01:54:49,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 01:54:49,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 01:54:49,403 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 01:54:49,403 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 01:54:49,403 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-08-22 01:54:49,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-08-22 01:54:49,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-08-22 01:54:49,404 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-08-22 01:54:49,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-22 01:54:49,404 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-08-22 01:54:49,405 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-08-22 01:54:49,405 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-08-22 01:54:49,405 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-08-22 01:54:49,405 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-08-22 01:54:49,405 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-08-22 01:54:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-08-22 01:54:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-22 01:54:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 01:54:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 01:54:49,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 01:54:50,172 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 01:54:50,173 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-22 01:54:50,174 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 01:54:50 BoogieIcfgContainer [2019-08-22 01:54:50,175 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 01:54:50,175 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 01:54:50,175 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 01:54:50,176 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 01:54:50,177 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 01:54:50" (1/1) ... [2019-08-22 01:54:50,199 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 01:54:50,214 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 01:54:50,228 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 01:54:50,237 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 01:54:50,238 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 01:54:50,412 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 01:54:50,413 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 01:54:50,415 INFO L172 IndexEqualityManager]: detected equality via solver [2019-08-22 01:54:50,436 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2019-08-22 01:54:50,437 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 01:54:50,616 WARN L188 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-08-22 01:54:50,617 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 01:54:50,636 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:54:50,637 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:54:50,638 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:54:50,640 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:54:50,641 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:54:50,643 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 01:54:50,646 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 12 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 21 [2019-08-22 01:54:50,646 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 01:54:50,820 WARN L188 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-08-22 01:54:50,821 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 01:54:50,822 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 01:54:50,822 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:133, output treesize:143 [2019-08-22 01:54:50,866 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 162 [2019-08-22 01:54:54,977 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 01:54:54,978 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 01:54:54,980 INFO L179 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 23030#(and (<= 0 ~__return_3157~0) (<= ~mode4~0 1) (<= main_~main__c1~0 1) (<= 0 ~mode1~0) (<= main_~check__tmp~1 1) (<= ~__return_3157~0 1) (<= 0 ~mode2~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 main_~check__tmp~1)) [2019-08-22 01:54:54,991 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-22 01:54:54,992 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 01:54:54,994 INFO L168 Benchmark]: Toolchain (without parser) took 6448.73 ms. Allocated memory was 132.6 MB in the beginning and 404.2 MB in the end (delta: 271.6 MB). Free memory was 87.5 MB in the beginning and 354.9 MB in the end (delta: -267.4 MB). Peak memory consumption was 284.2 MB. Max. memory is 7.1 GB. [2019-08-22 01:54:54,995 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-22 01:54:54,996 INFO L168 Benchmark]: CACSL2BoogieTranslator took 736.30 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 87.3 MB in the beginning and 170.9 MB in the end (delta: -83.7 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. [2019-08-22 01:54:55,001 INFO L168 Benchmark]: Boogie Preprocessor took 59.15 ms. Allocated memory is still 199.8 MB. Free memory was 170.9 MB in the beginning and 168.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-08-22 01:54:55,002 INFO L168 Benchmark]: RCFGBuilder took 830.97 ms. Allocated memory is still 199.8 MB. Free memory was 168.4 MB in the beginning and 116.9 MB in the end (delta: 51.5 MB). Peak memory consumption was 51.5 MB. Max. memory is 7.1 GB. [2019-08-22 01:54:55,003 INFO L168 Benchmark]: Symbolic Interpretation took 4816.42 ms. Allocated memory was 199.8 MB in the beginning and 404.2 MB in the end (delta: 204.5 MB). Free memory was 116.9 MB in the beginning and 354.9 MB in the end (delta: -238.0 MB). Peak memory consumption was 246.5 MB. Max. memory is 7.1 GB. [2019-08-22 01:54:55,015 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 339]: 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 23030#(and (<= 0 ~__return_3157~0) (<= ~mode4~0 1) (<= main_~main__c1~0 1) (<= 0 ~mode1~0) (<= main_~check__tmp~1 1) (<= ~__return_3157~0 1) (<= 0 ~mode2~0) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 main_~check__tmp~1)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 736.30 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 87.3 MB in the beginning and 170.9 MB in the end (delta: -83.7 MB). Peak memory consumption was 29.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 59.15 ms. Allocated memory is still 199.8 MB. Free memory was 170.9 MB in the beginning and 168.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 830.97 ms. Allocated memory is still 199.8 MB. Free memory was 168.4 MB in the beginning and 116.9 MB in the end (delta: 51.5 MB). Peak memory consumption was 51.5 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 4816.42 ms. Allocated memory was 199.8 MB in the beginning and 404.2 MB in the end (delta: 204.5 MB). Free memory was 116.9 MB in the beginning and 354.9 MB in the end (delta: -238.0 MB). Peak memory consumption was 246.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...