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-var-start-time.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 13:38:01,965 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 13:38:01,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 13:38:01,979 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 13:38:01,979 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 13:38:01,980 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 13:38:01,982 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 13:38:01,984 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 13:38:01,986 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 13:38:01,986 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 13:38:01,987 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 13:38:01,989 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 13:38:01,989 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 13:38:01,990 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 13:38:01,991 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 13:38:01,992 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 13:38:01,993 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 13:38:01,994 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 13:38:01,996 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 13:38:01,998 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 13:38:02,000 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 13:38:02,001 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 13:38:02,003 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 13:38:02,004 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 13:38:02,006 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 13:38:02,007 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 13:38:02,007 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 13:38:02,008 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 13:38:02,009 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 13:38:02,010 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 13:38:02,010 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 13:38:02,011 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 13:38:02,012 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 13:38:02,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 13:38:02,014 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 13:38:02,014 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 13:38:02,015 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 13:38:02,015 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 13:38:02,015 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 13:38:02,016 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 13:38:02,017 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 13:38:02,018 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 13:38:02,047 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 13:38:02,051 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 13:38:02,054 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 13:38:02,054 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 13:38:02,054 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 13:38:02,054 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 13:38:02,055 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 13:38:02,055 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 13:38:02,055 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 13:38:02,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 13:38:02,056 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 13:38:02,056 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 13:38:02,056 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 13:38:02,056 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 13:38:02,057 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 13:38:02,057 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 13:38:02,057 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 13:38:02,057 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 13:38:02,057 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 13:38:02,058 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 13:38:02,058 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 13:38:02,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 13:38:02,060 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 13:38:02,060 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 13:38:02,060 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 13:38:02,060 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 13:38:02,061 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 13:38:02,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 13:38:02,061 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 13:38:02,116 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 13:38:02,134 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 13:38:02,137 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 13:38:02,139 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 13:38:02,139 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 13:38:02,140 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-09-06 13:38:02,203 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f41c343d/36df0a5896514c568711b19a2f64aa31/FLAG4551b04a0 [2019-09-06 13:38:02,668 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 13:38:02,668 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.4.ufo.BOUNDED-8.pals.c.v+cfa-reducer.c [2019-09-06 13:38:02,679 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f41c343d/36df0a5896514c568711b19a2f64aa31/FLAG4551b04a0 [2019-09-06 13:38:03,045 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f41c343d/36df0a5896514c568711b19a2f64aa31 [2019-09-06 13:38:03,056 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 13:38:03,058 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 13:38:03,059 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 13:38:03,059 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 13:38:03,063 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 13:38:03,064 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:38:03" (1/1) ... [2019-09-06 13:38:03,068 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65c3f56e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:38:03, skipping insertion in model container [2019-09-06 13:38:03,068 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 01:38:03" (1/1) ... [2019-09-06 13:38:03,076 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 13:38:03,134 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 13:38:03,545 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:38:03,576 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 13:38:03,706 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 13:38:03,730 INFO L192 MainTranslator]: Completed translation [2019-09-06 13:38:03,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:38:03 WrapperNode [2019-09-06 13:38:03,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 13:38:03,732 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 13:38:03,732 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 13:38:03,732 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 13:38:03,749 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:38:03" (1/1) ... [2019-09-06 13:38:03,749 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:38:03" (1/1) ... [2019-09-06 13:38:03,768 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:38:03" (1/1) ... [2019-09-06 13:38:03,768 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:38:03" (1/1) ... [2019-09-06 13:38:03,783 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:38:03" (1/1) ... [2019-09-06 13:38:03,793 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:38:03" (1/1) ... [2019-09-06 13:38:03,796 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:38:03" (1/1) ... [2019-09-06 13:38:03,801 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 13:38:03,801 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 13:38:03,801 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 13:38:03,802 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 13:38:03,802 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 01:38:03" (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 [2019-09-06 13:38:03,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 13:38:03,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 13:38:03,863 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 13:38:03,864 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 13:38:03,864 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 13:38:03,864 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 13:38:03,864 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 13:38:03,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 13:38:03,865 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 13:38:03,866 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 13:38:03,866 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 13:38:03,866 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 13:38:03,867 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 13:38:03,867 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-06 13:38:03,868 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 13:38:03,868 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 13:38:03,870 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 13:38:03,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 13:38:03,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 13:38:04,566 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 13:38:04,567 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 13:38:04,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:38:04 BoogieIcfgContainer [2019-09-06 13:38:04,568 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 13:38:04,569 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 13:38:04,569 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 13:38:04,569 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 13:38:04,571 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 01:38:04" (1/1) ... [2019-09-06 13:38:04,571 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 13:38:04,599 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 13:38:04,599 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 13:38:04,609 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 13:38:04,621 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 13:38:04,623 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 13:38:04,771 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 182 for LOIs [2019-09-06 13:43:01,054 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 13:43:01,055 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 13:43:01,058 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 519223#(and (<= 0 main_~check__tmp~0) (<= main_~assert__arg~0 1) (<= ~mode3~0 1) (<= main_~check__tmp~0 1) (<= 0 ~__return_19424~0) (<= 0 ~mode3~0) (<= 0 main_~assert__arg~0) (<= ~mode4~0 1) (<= main_~main__c1~0 1) (<= main_~__tmp_1~0 1) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 main_~__tmp_1~0) (<= ~__return_19424~0 1)) [2019-09-06 13:43:01,077 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 13:43:01,077 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 13:43:01,080 INFO L168 Benchmark]: Toolchain (without parser) took 298021.35 ms. Allocated memory was 135.3 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 90.5 MB in the beginning and 576.3 MB in the end (delta: -485.8 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2019-09-06 13:43:01,081 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 135.3 MB. Free memory was 109.4 MB in the beginning and 109.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 13:43:01,082 INFO L168 Benchmark]: CACSL2BoogieTranslator took 672.24 ms. Allocated memory was 135.3 MB in the beginning and 199.8 MB in the end (delta: 64.5 MB). Free memory was 90.3 MB in the beginning and 172.3 MB in the end (delta: -82.0 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. [2019-09-06 13:43:01,083 INFO L168 Benchmark]: Boogie Preprocessor took 68.93 ms. Allocated memory is still 199.8 MB. Free memory was 172.3 MB in the beginning and 169.9 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2019-09-06 13:43:01,084 INFO L168 Benchmark]: RCFGBuilder took 767.09 ms. Allocated memory is still 199.8 MB. Free memory was 169.9 MB in the beginning and 126.2 MB in the end (delta: 43.7 MB). Peak memory consumption was 43.7 MB. Max. memory is 7.1 GB. [2019-09-06 13:43:01,085 INFO L168 Benchmark]: Sifa took 296509.02 ms. Allocated memory was 199.8 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 126.2 MB in the beginning and 576.3 MB in the end (delta: -450.1 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2019-09-06 13:43:01,089 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 135.3 MB. Free memory was 109.4 MB in the beginning and 109.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 672.24 ms. Allocated memory was 135.3 MB in the beginning and 199.8 MB in the end (delta: 64.5 MB). Free memory was 90.3 MB in the beginning and 172.3 MB in the end (delta: -82.0 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 68.93 ms. Allocated memory is still 199.8 MB. Free memory was 172.3 MB in the beginning and 169.9 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 767.09 ms. Allocated memory is still 199.8 MB. Free memory was 169.9 MB in the beginning and 126.2 MB in the end (delta: 43.7 MB). Peak memory consumption was 43.7 MB. Max. memory is 7.1 GB. * Sifa took 296509.02 ms. Allocated memory was 199.8 MB in the beginning and 1.8 GB in the end (delta: 1.6 GB). Free memory was 126.2 MB in the beginning and 576.3 MB in the end (delta: -450.1 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 296459, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 348780, DAG_INTERPRETER_EARLY_EXITS: 955, TOOLS_POST_APPLICATIONS: 347930, TOOLS_POST_TIME[ms]: 53761, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 54, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 18, TOOLS_QUANTIFIERELIM_TIME[ms]: 31332, FLUID_QUERY_TIME[ms]: 2170, FLUID_QUERIES: 349833, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 170760, DOMAIN_JOIN_TIME[ms]: 45451, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 528, DOMAIN_WIDEN_TIME[ms]: 116, DOMAIN_ISSUBSETEQ_APPLICATIONS: 1053, DOMAIN_ISSUBSETEQ_TIME[ms]: 862, DOMAIN_ISBOTTOM_APPLICATIONS: 153396, DOMAIN_ISBOTTOM_TIME[ms]: 179864, LOOP_SUMMARIZER_APPLICATIONS: 525, LOOP_SUMMARIZER_CACHE_MISSES: 525, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 281385, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 281371, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 1053, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 37, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 14, REGEX_TO_DAG_TIME[ms]: 153, DAG_COMPRESSION_TIME[ms]: 3749, DAG_COMPRESSION_PROCESSED_NODES: 287123, DAG_COMPRESSION_RETAINED_NODES: 82077 - UnprovableResult [Line: 248]: 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 519223#(and (<= 0 main_~check__tmp~0) (<= main_~assert__arg~0 1) (<= ~mode3~0 1) (<= main_~check__tmp~0 1) (<= 0 ~__return_19424~0) (<= 0 ~mode3~0) (<= 0 main_~assert__arg~0) (<= ~mode4~0 1) (<= main_~main__c1~0 1) (<= main_~__tmp_1~0 1) (<= 0 main_~main__c1~0) (<= 0 ~mode4~0) (<= 0 main_~__tmp_1~0) (<= ~__return_19424~0 1)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...