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 --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:09:51,922 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:09:51,926 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:09:51,944 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:09:51,944 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:09:51,946 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:09:51,948 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:09:51,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:09:51,963 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:09:51,966 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:09:51,968 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:09:51,969 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:09:51,970 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:09:51,971 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:09:51,974 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:09:51,975 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:09:51,976 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:09:51,977 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:09:51,980 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:09:51,985 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:09:51,989 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:09:51,991 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:09:51,993 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:09:51,994 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:09:51,997 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 09:09:51,997 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 09:09:51,997 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 09:09:51,999 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 09:09:52,000 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 09:09:52,002 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 09:09:52,002 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 09:09:52,003 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 09:09:52,004 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 09:09:52,005 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 09:09:52,007 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 09:09:52,007 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 09:09:52,008 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 09:09:52,008 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 09:09:52,008 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:09:52,009 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:09:52,010 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:09:52,011 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 [2019-09-21 09:09:52,047 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:09:52,047 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:09:52,048 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:09:52,048 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:09:52,049 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:09:52,049 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:09:52,052 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:09:52,052 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:09:52,053 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:09:52,053 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:09:52,053 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:09:52,053 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:09:52,054 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:09:52,054 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:09:52,054 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:09:52,054 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:09:52,054 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:09:52,055 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:09:52,055 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:09:52,057 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:09:52,057 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:09:52,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:09:52,059 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:09:52,059 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:09:52,059 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:09:52,059 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:09:52,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:09:52,060 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:09:52,060 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 09:09:52,108 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:09:52,122 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:09:52,127 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:09:52,129 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:09:52,129 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:09:52,130 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+cfa-reducer.c [2019-09-21 09:09:52,210 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39138d8c1/49f2e26c953442adb4a4fd70f4037d7d/FLAG9117fc6a9 [2019-09-21 09:09:52,643 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:09:52,644 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/aiob_4.c.v+cfa-reducer.c [2019-09-21 09:09:52,652 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39138d8c1/49f2e26c953442adb4a4fd70f4037d7d/FLAG9117fc6a9 [2019-09-21 09:09:52,983 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39138d8c1/49f2e26c953442adb4a4fd70f4037d7d [2019-09-21 09:09:52,996 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:09:52,998 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:09:53,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:09:53,001 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:09:53,004 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:09:53,005 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:09:52" (1/1) ... [2019-09-21 09:09:53,008 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e757327 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:53, skipping insertion in model container [2019-09-21 09:09:53,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:09:52" (1/1) ... [2019-09-21 09:09:53,016 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:09:53,052 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:09:53,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:09:53,403 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:09:53,476 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:09:53,490 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:09:53,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:53 WrapperNode [2019-09-21 09:09:53,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:09:53,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:09:53,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:09:53,491 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:09:53,502 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:53" (1/1) ... [2019-09-21 09:09:53,502 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:53" (1/1) ... [2019-09-21 09:09:53,521 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:53" (1/1) ... [2019-09-21 09:09:53,521 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:53" (1/1) ... [2019-09-21 09:09:53,554 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:53" (1/1) ... [2019-09-21 09:09:53,558 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:53" (1/1) ... [2019-09-21 09:09:53,562 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:53" (1/1) ... [2019-09-21 09:09:53,567 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:09:53,568 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:09:53,568 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:09:53,568 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:09:53,569 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:09:53" (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 [2019-09-21 09:09:53,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:09:53,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:09:53,644 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:09:53,645 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:09:53,645 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2019-09-21 09:09:53,645 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2019-09-21 09:09:53,645 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:09:53,645 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-21 09:09:53,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-21 09:09:53,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-21 09:09:53,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-21 09:09:53,646 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-21 09:09:53,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-21 09:09:53,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:09:53,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:09:53,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-21 09:09:53,647 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-21 09:09:54,481 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:09:54,482 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-21 09:09:54,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:09:54 BoogieIcfgContainer [2019-09-21 09:09:54,484 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:09:54,484 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:09:54,485 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:09:54,485 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:09:54,486 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:09:54" (1/1) ... [2019-09-21 09:09:54,487 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=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 09:09:54,516 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:09:54,517 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:09:54,529 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:09:54,538 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:09:54,540 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:09:54,851 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-21 09:09:55,012 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 31 for LOIs [2019-09-21 09:10:13,945 WARN L191 SmtUtils]: Spent 495.00 ms on a formula simplification that was a NOOP. DAG size: 886 [2019-09-21 09:10:29,309 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 925 [2019-09-21 09:10:29,575 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 09:10:29,576 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 09:10:29,579 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 30#(and (<= main_~main__Id_MCDC_116~0 0) (<= 0 |main_~#Id_MCDC_89__Id_MCDC_95~0.offset|) (<= 0 main_~main__Id_MCDC_116~0) (<= 0 ~__return_main~0) (<= 0 |#NULL.base|) (<= 0 |#t~string0.offset|) (<= |main_~#Id_MCDC_89__Id_MCDC_95~0.offset| 0) (<= ~__return_main~0 0) (<= 0 main_~Id_MCDC_89__Id_MCDC_88~0.offset) (<= 0 |#NULL.offset|) (<= main_~__VERIFIER_assert__Id_MCDC_92~0 0) (<= 0 main_~Id_MCDC_89____CPAchecker_TMP_1~0) (<= main_~Id_MCDC_89____CPAchecker_TMP_1~0 0) (<= 0 |main_~#main__Id_MCDC_119~0.offset|) (<= main_~__tmp_2~0 0) (<= 0 main_~Id_MCDC_89__Id_MCDC_96~0) (<= main_~__tmp_1~0.offset 0) (<= 0 main_~__tmp_2~0) (<= |#NULL.base| 0) (<= |old(~Id_MCDC_93~0)| 0) (<= |#t~string1.offset| 0) (<= 0 main_~__tmp_1~0.offset) (<= 0 |#t~string1.offset|) (<= 0 |old(~Id_MCDC_93~0)|) (<= |#t~string0.offset| 0) (<= |#NULL.offset| 0) (<= 0 main_~main__Id_MCDC_115~0) (<= main_~main__Id_MCDC_115~0 0) (<= 0 |#t~string44.offset|) (<= 0 ~Id_MCDC_93~0) (<= |#t~string44.offset| 0) (<= 0 main_~__VERIFIER_assert__Id_MCDC_92~0) (<= main_~Id_MCDC_89__Id_MCDC_88~0.offset 0) (<= |main_~#main__Id_MCDC_119~0.offset| 0)) [2019-09-21 09:10:29,601 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 09:10:29,601 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 09:10:29,604 INFO L168 Benchmark]: Toolchain (without parser) took 36605.51 ms. Allocated memory was 131.1 MB in the beginning and 390.6 MB in the end (delta: 259.5 MB). Free memory was 86.2 MB in the beginning and 180.6 MB in the end (delta: -94.4 MB). Peak memory consumption was 165.1 MB. Max. memory is 7.1 GB. [2019-09-21 09:10:29,608 INFO L168 Benchmark]: CDTParser took 1.23 ms. Allocated memory is still 131.1 MB. Free memory was 105.2 MB in the beginning and 105.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 09:10:29,609 INFO L168 Benchmark]: CACSL2BoogieTranslator took 490.50 ms. Allocated memory was 131.1 MB in the beginning and 198.7 MB in the end (delta: 67.6 MB). Free memory was 86.0 MB in the beginning and 168.4 MB in the end (delta: -82.4 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. [2019-09-21 09:10:29,615 INFO L168 Benchmark]: Boogie Preprocessor took 76.57 ms. Allocated memory is still 198.7 MB. Free memory was 168.4 MB in the beginning and 164.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-09-21 09:10:29,617 INFO L168 Benchmark]: RCFGBuilder took 915.65 ms. Allocated memory is still 198.7 MB. Free memory was 164.3 MB in the beginning and 89.9 MB in the end (delta: 74.4 MB). Peak memory consumption was 74.4 MB. Max. memory is 7.1 GB. [2019-09-21 09:10:29,618 INFO L168 Benchmark]: Sifa took 35116.94 ms. Allocated memory was 198.7 MB in the beginning and 390.6 MB in the end (delta: 191.9 MB). Free memory was 89.9 MB in the beginning and 180.6 MB in the end (delta: -90.8 MB). Peak memory consumption was 101.1 MB. Max. memory is 7.1 GB. [2019-09-21 09:10:29,629 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.23 ms. Allocated memory is still 131.1 MB. Free memory was 105.2 MB in the beginning and 105.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 490.50 ms. Allocated memory was 131.1 MB in the beginning and 198.7 MB in the end (delta: 67.6 MB). Free memory was 86.0 MB in the beginning and 168.4 MB in the end (delta: -82.4 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 76.57 ms. Allocated memory is still 198.7 MB. Free memory was 168.4 MB in the beginning and 164.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 915.65 ms. Allocated memory is still 198.7 MB. Free memory was 164.3 MB in the beginning and 89.9 MB in the end (delta: 74.4 MB). Peak memory consumption was 74.4 MB. Max. memory is 7.1 GB. * Sifa took 35116.94 ms. Allocated memory was 198.7 MB in the beginning and 390.6 MB in the end (delta: 191.9 MB). Free memory was 89.9 MB in the beginning and 180.6 MB in the end (delta: -90.8 MB). Peak memory consumption was 101.1 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]: 35063, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 22, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 19, TOOLS_POST_TIME[ms]: 34781, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 23, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 2, TOOLS_QUANTIFIERELIM_APPLICATIONS: 22, TOOLS_QUANTIFIERELIM_TIME[ms]: 34765, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 34290, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 24, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 5, DOMAIN_JOIN_TIME[ms]: 113, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 17, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 20, DOMAIN_ISBOTTOM_APPLICATIONS: 1, DOMAIN_ISBOTTOM_TIME[ms]: 21, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 178, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 177, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 415, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 415, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 4, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 15, DAG_COMPRESSION_PROCESSED_NODES: 76, DAG_COMPRESSION_RETAINED_NODES: 36 - UnprovableResult [Line: 191]: 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 30#(and (<= main_~main__Id_MCDC_116~0 0) (<= 0 |main_~#Id_MCDC_89__Id_MCDC_95~0.offset|) (<= 0 main_~main__Id_MCDC_116~0) (<= 0 ~__return_main~0) (<= 0 |#NULL.base|) (<= 0 |#t~string0.offset|) (<= |main_~#Id_MCDC_89__Id_MCDC_95~0.offset| 0) (<= ~__return_main~0 0) (<= 0 main_~Id_MCDC_89__Id_MCDC_88~0.offset) (<= 0 |#NULL.offset|) (<= main_~__VERIFIER_assert__Id_MCDC_92~0 0) (<= 0 main_~Id_MCDC_89____CPAchecker_TMP_1~0) (<= main_~Id_MCDC_89____CPAchecker_TMP_1~0 0) (<= 0 |main_~#main__Id_MCDC_119~0.offset|) (<= main_~__tmp_2~0 0) (<= 0 main_~Id_MCDC_89__Id_MCDC_96~0) (<= main_~__tmp_1~0.offset 0) (<= 0 main_~__tmp_2~0) (<= |#NULL.base| 0) (<= |old(~Id_MCDC_93~0)| 0) (<= |#t~string1.offset| 0) (<= 0 main_~__tmp_1~0.offset) (<= 0 |#t~string1.offset|) (<= 0 |old(~Id_MCDC_93~0)|) (<= |#t~string0.offset| 0) (<= |#NULL.offset| 0) (<= 0 main_~main__Id_MCDC_115~0) (<= main_~main__Id_MCDC_115~0 0) (<= 0 |#t~string44.offset|) (<= 0 ~Id_MCDC_93~0) (<= |#t~string44.offset| 0) (<= 0 main_~__VERIFIER_assert__Id_MCDC_92~0) (<= main_~Id_MCDC_89__Id_MCDC_88~0.offset 0) (<= |main_~#main__Id_MCDC_119~0.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...