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 --sifa.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 14:02:57,953 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 14:02:57,955 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 14:02:57,967 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 14:02:57,967 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 14:02:57,968 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 14:02:57,970 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 14:02:57,971 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 14:02:57,973 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 14:02:57,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 14:02:57,975 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 14:02:57,976 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 14:02:57,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 14:02:57,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 14:02:57,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 14:02:57,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 14:02:57,980 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 14:02:57,981 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 14:02:57,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 14:02:57,985 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 14:02:57,987 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 14:02:57,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 14:02:57,989 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 14:02:57,989 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 14:02:57,991 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-06 14:02:57,994 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 14:02:57,995 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 14:02:57,996 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 14:02:57,996 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 14:02:57,998 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 14:02:57,998 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 14:02:57,998 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 14:02:57,999 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 14:02:57,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 14:02:58,000 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 14:02:58,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 14:02:58,001 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 [2019-09-06 14:02:58,016 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 14:02:58,016 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 14:02:58,017 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 14:02:58,017 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 14:02:58,018 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 14:02:58,018 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 14:02:58,018 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 14:02:58,018 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 14:02:58,019 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 14:02:58,019 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 14:02:58,019 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 14:02:58,019 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 14:02:58,019 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 14:02:58,020 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 14:02:58,020 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 14:02:58,020 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 14:02:58,020 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 14:02:58,020 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 14:02:58,021 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 14:02:58,021 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 14:02:58,021 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 14:02:58,021 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 14:02:58,021 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 14:02:58,022 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 14:02:58,022 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 14:02:58,022 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 14:02:58,022 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 14:02:58,022 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 14:02:58,023 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 14:02:58,054 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 14:02:58,066 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 14:02:58,074 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 14:02:58,075 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 14:02:58,077 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 14:02:58,078 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c [2019-09-06 14:02:58,157 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ce6347ec/ba4f07e022e74c19a913f2f7933fcfee/FLAG43ce9bea8 [2019-09-06 14:02:58,738 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 14:02:58,738 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.5.ufo.BOUNDED-10.pals.c.v+nlh-reducer.c [2019-09-06 14:02:58,758 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ce6347ec/ba4f07e022e74c19a913f2f7933fcfee/FLAG43ce9bea8 [2019-09-06 14:02:58,981 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ce6347ec/ba4f07e022e74c19a913f2f7933fcfee [2019-09-06 14:02:58,989 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 14:02:58,991 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 14:02:58,992 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 14:02:58,993 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 14:02:58,997 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 14:02:58,998 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 02:02:58" (1/1) ... [2019-09-06 14:02:59,001 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@349f85a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:58, skipping insertion in model container [2019-09-06 14:02:59,001 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 02:02:58" (1/1) ... [2019-09-06 14:02:59,009 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 14:02:59,063 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 14:02:59,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 14:02:59,540 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 14:02:59,667 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 14:02:59,694 INFO L192 MainTranslator]: Completed translation [2019-09-06 14:02:59,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:59 WrapperNode [2019-09-06 14:02:59,695 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 14:02:59,695 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 14:02:59,696 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 14:02:59,696 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 14:02:59,707 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:59" (1/1) ... [2019-09-06 14:02:59,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:59" (1/1) ... [2019-09-06 14:02:59,719 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:59" (1/1) ... [2019-09-06 14:02:59,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:59" (1/1) ... [2019-09-06 14:02:59,736 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:59" (1/1) ... [2019-09-06 14:02:59,748 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:59" (1/1) ... [2019-09-06 14:02:59,752 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:59" (1/1) ... [2019-09-06 14:02:59,758 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 14:02:59,758 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 14:02:59,758 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 14:02:59,759 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 14:02:59,759 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 02:02:59" (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 [2019-09-06 14:02:59,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 14:02:59,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 14:02:59,809 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 14:02:59,809 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 14:02:59,809 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 14:02:59,810 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 14:02:59,810 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 14:02:59,810 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 14:02:59,810 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 14:02:59,810 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 14:02:59,810 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 14:02:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 14:02:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 14:02:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-06 14:02:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-09-06 14:02:59,811 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 14:02:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 14:02:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 14:02:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 14:02:59,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 14:03:00,611 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 14:03:00,612 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 14:03:00,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 02:03:00 BoogieIcfgContainer [2019-09-06 14:03:00,614 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 14:03:00,615 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 14:03:00,615 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 14:03:00,616 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 14:03:00,617 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 02:03:00" (1/1) ... [2019-09-06 14:03:00,618 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 14:03:00,663 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 14:03:00,664 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 14:03:00,690 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 14:03:00,705 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 14:03:00,711 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 14:03:00,876 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 205 for LOIs [2019-09-06 14:03:15,086 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 14:03:15,087 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 14:03:15,092 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 12253#(and (<= 0 main_~__tmp_2~0) (<= ~mode3~0 1) (<= 0 main_~assert__arg~1) (<= 0 ~mode3~0) (<= main_~check__tmp~1 1) (<= ~__return_6518~0 1) (<= 0 ~mode2~0) (<= 0 ~__return_6518~0) (<= main_~assert__arg~1 1) (<= 0 main_~check__tmp~1) (<= ~mode2~0 1) (<= ~mode1~0 1) (<= ~mode4~0 1) (<= main_~main__c1~0 1) (<= main_~__tmp_2~0 1) (<= 0 ~mode5~0) (<= ~mode5~0 1) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0)) [2019-09-06 14:03:15,106 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 14:03:15,106 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 14:03:15,110 INFO L168 Benchmark]: Toolchain (without parser) took 16117.45 ms. Allocated memory was 134.2 MB in the beginning and 651.2 MB in the end (delta: 516.9 MB). Free memory was 88.8 MB in the beginning and 305.0 MB in the end (delta: -216.2 MB). Peak memory consumption was 300.8 MB. Max. memory is 7.1 GB. [2019-09-06 14:03:15,112 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-06 14:03:15,114 INFO L168 Benchmark]: CACSL2BoogieTranslator took 702.76 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 88.4 MB in the beginning and 171.7 MB in the end (delta: -83.4 MB). Peak memory consumption was 30.7 MB. Max. memory is 7.1 GB. [2019-09-06 14:03:15,115 INFO L168 Benchmark]: Boogie Preprocessor took 62.38 ms. Allocated memory is still 200.8 MB. Free memory was 171.1 MB in the beginning and 168.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-09-06 14:03:15,116 INFO L168 Benchmark]: RCFGBuilder took 855.69 ms. Allocated memory is still 200.8 MB. Free memory was 168.6 MB in the beginning and 106.8 MB in the end (delta: 61.8 MB). Peak memory consumption was 61.8 MB. Max. memory is 7.1 GB. [2019-09-06 14:03:15,121 INFO L168 Benchmark]: Sifa took 14491.43 ms. Allocated memory was 200.8 MB in the beginning and 651.2 MB in the end (delta: 450.4 MB). Free memory was 106.8 MB in the beginning and 305.0 MB in the end (delta: -198.2 MB). Peak memory consumption was 252.2 MB. Max. memory is 7.1 GB. [2019-09-06 14:03:15,133 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 702.76 ms. Allocated memory was 134.2 MB in the beginning and 200.8 MB in the end (delta: 66.6 MB). Free memory was 88.4 MB in the beginning and 171.7 MB in the end (delta: -83.4 MB). Peak memory consumption was 30.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 62.38 ms. Allocated memory is still 200.8 MB. Free memory was 171.1 MB in the beginning and 168.6 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 855.69 ms. Allocated memory is still 200.8 MB. Free memory was 168.6 MB in the beginning and 106.8 MB in the end (delta: 61.8 MB). Peak memory consumption was 61.8 MB. Max. memory is 7.1 GB. * Sifa took 14491.43 ms. Allocated memory was 200.8 MB in the beginning and 651.2 MB in the end (delta: 450.4 MB). Free memory was 106.8 MB in the beginning and 305.0 MB in the end (delta: -198.2 MB). Peak memory consumption was 252.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 14429, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 8707, DAG_INTERPRETER_EARLY_EXITS: 350, TOOLS_POST_APPLICATIONS: 8693, TOOLS_POST_TIME[ms]: 3543, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 63, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 9, TOOLS_QUANTIFIERELIM_TIME[ms]: 2304, FLUID_QUERY_TIME[ms]: 161, FLUID_QUERIES: 8715, FLUID_YES_ANSWERS: 54, DOMAIN_JOIN_APPLICATIONS: 3497, DOMAIN_JOIN_TIME[ms]: 1623, DOMAIN_ALPHA_APPLICATIONS: 54, DOMAIN_ALPHA_TIME[ms]: 2958, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 2, DOMAIN_ISSUBSETEQ_APPLICATIONS: 8, DOMAIN_ISSUBSETEQ_TIME[ms]: 10, DOMAIN_ISBOTTOM_APPLICATIONS: 3079, DOMAIN_ISBOTTOM_TIME[ms]: 4595, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 4398, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 4397, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 8, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 47, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 25, REGEX_TO_DAG_TIME[ms]: 17, DAG_COMPRESSION_TIME[ms]: 916, DAG_COMPRESSION_PROCESSED_NODES: 37994, DAG_COMPRESSION_RETAINED_NODES: 15631 - UnprovableResult [Line: 408]: 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 12253#(and (<= 0 main_~__tmp_2~0) (<= ~mode3~0 1) (<= 0 main_~assert__arg~1) (<= 0 ~mode3~0) (<= main_~check__tmp~1 1) (<= ~__return_6518~0 1) (<= 0 ~mode2~0) (<= 0 ~__return_6518~0) (<= main_~assert__arg~1 1) (<= 0 main_~check__tmp~1) (<= ~mode2~0 1) (<= ~mode1~0 1) (<= ~mode4~0 1) (<= main_~main__c1~0 1) (<= main_~__tmp_2~0 1) (<= 0 ~mode5~0) (<= ~mode5~0 1) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...