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 CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-regression/test13.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-04 08:50:03,922 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-04 08:50:03,925 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-04 08:50:03,946 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-04 08:50:03,947 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-04 08:50:03,948 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-04 08:50:03,950 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-04 08:50:03,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-04 08:50:03,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-04 08:50:03,966 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-04 08:50:03,969 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-04 08:50:03,970 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-04 08:50:03,971 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-04 08:50:03,974 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-04 08:50:03,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-04 08:50:03,978 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-04 08:50:03,979 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-04 08:50:03,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-04 08:50:03,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-04 08:50:03,988 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-04 08:50:03,991 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-04 08:50:03,993 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-04 08:50:03,996 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-04 08:50:03,997 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-04 08:50:03,999 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-04 08:50:03,999 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-04 08:50:03,999 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-04 08:50:04,002 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-04 08:50:04,003 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-04 08:50:04,005 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-04 08:50:04,005 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-04 08:50:04,006 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-04 08:50:04,007 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-04 08:50:04,008 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-04 08:50:04,012 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-04 08:50:04,012 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-04 08:50:04,013 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-04 08:50:04,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-04 08:50:04,013 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-04 08:50:04,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-04 08:50:04,015 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-04 08:50:04,016 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 [2019-10-04 08:50:04,036 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-04 08:50:04,037 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-04 08:50:04,039 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-04 08:50:04,040 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-04 08:50:04,040 INFO L138 SettingsManager]: * Use SBE=true [2019-10-04 08:50:04,040 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-04 08:50:04,040 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-04 08:50:04,040 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-04 08:50:04,041 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-04 08:50:04,041 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-04 08:50:04,042 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-04 08:50:04,042 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-04 08:50:04,042 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-04 08:50:04,043 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-04 08:50:04,043 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-04 08:50:04,043 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-04 08:50:04,043 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-04 08:50:04,044 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-04 08:50:04,044 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-04 08:50:04,044 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-04 08:50:04,044 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-04 08:50:04,044 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-04 08:50:04,045 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-04 08:50:04,045 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-04 08:50:04,045 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-04 08:50:04,045 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-04 08:50:04,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-04 08:50:04,046 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-04 08:50:04,046 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-04 08:50:04,100 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-04 08:50:04,118 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-04 08:50:04,121 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-04 08:50:04,123 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-04 08:50:04,123 INFO L275 PluginConnector]: CDTParser initialized [2019-10-04 08:50:04,124 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test13.c [2019-10-04 08:50:04,182 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3911057d8/6fb476c55d27418788653763e6ea73cc/FLAG0dbf5b73e [2019-10-04 08:50:04,639 INFO L306 CDTParser]: Found 1 translation units. [2019-10-04 08:50:04,641 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test13.c [2019-10-04 08:50:04,648 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3911057d8/6fb476c55d27418788653763e6ea73cc/FLAG0dbf5b73e [2019-10-04 08:50:05,022 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3911057d8/6fb476c55d27418788653763e6ea73cc [2019-10-04 08:50:05,032 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-04 08:50:05,034 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-04 08:50:05,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-04 08:50:05,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-04 08:50:05,038 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-04 08:50:05,039 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 08:50:05" (1/1) ... [2019-10-04 08:50:05,042 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fc689a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:50:05, skipping insertion in model container [2019-10-04 08:50:05,043 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.10 08:50:05" (1/1) ... [2019-10-04 08:50:05,050 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-04 08:50:05,067 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-04 08:50:05,223 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 08:50:05,230 INFO L188 MainTranslator]: Completed pre-run [2019-10-04 08:50:05,244 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-04 08:50:05,270 INFO L192 MainTranslator]: Completed translation [2019-10-04 08:50:05,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:50:05 WrapperNode [2019-10-04 08:50:05,271 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-04 08:50:05,272 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-04 08:50:05,272 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-04 08:50:05,272 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-04 08:50:05,374 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:50:05" (1/1) ... [2019-10-04 08:50:05,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:50:05" (1/1) ... [2019-10-04 08:50:05,382 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:50:05" (1/1) ... [2019-10-04 08:50:05,383 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:50:05" (1/1) ... [2019-10-04 08:50:05,388 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:50:05" (1/1) ... [2019-10-04 08:50:05,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:50:05" (1/1) ... [2019-10-04 08:50:05,391 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:50:05" (1/1) ... [2019-10-04 08:50:05,393 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-04 08:50:05,393 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-04 08:50:05,394 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-04 08:50:05,394 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-04 08:50:05,395 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.10 08:50:05" (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 [2019-10-04 08:50:05,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-04 08:50:05,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-04 08:50:05,457 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-10-04 08:50:05,457 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-04 08:50:05,457 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-04 08:50:05,457 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-10-04 08:50:05,458 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-04 08:50:05,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-04 08:50:05,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-04 08:50:05,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-04 08:50:05,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-04 08:50:05,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-04 08:50:05,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-04 08:50:05,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-04 08:50:05,679 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-04 08:50:05,680 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-04 08:50:05,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 08:50:05 BoogieIcfgContainer [2019-10-04 08:50:05,682 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-04 08:50:05,683 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-04 08:50:05,683 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-04 08:50:05,684 INFO L275 PluginConnector]: Sifa initialized [2019-10-04 08:50:05,693 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.10 08:50:05" (1/1) ... [2019-10-04 08:50:05,694 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-10-04 08:50:05,751 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-04 08:50:05,752 INFO L169 IcfgInterpreter]: Building call graph [2019-10-04 08:50:05,765 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-04 08:50:05,782 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-04 08:50:05,783 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-04 08:50:06,168 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 62 for LOIs [2019-10-04 08:50:06,173 INFO L199 IcfgInterpreter]: Interpreting procedure check with input of size 70 for LOIs [2019-10-04 08:50:06,411 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-04 08:50:06,411 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-04 08:50:06,414 INFO L193 IcfgInterpreter]: Reachable states at location checkErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 18#(and (<= 0 check_~a.offset) (<= 0 check_~b.offset) (<= |check_#in~b.offset| 0) (or (and (= 0 |#NULL.base|) (not (= check_~a.base check_~b.base)) (< |~#b~0.base| |#StackHeapBarrier|) (<= 0 |#NULL.base|) (= 4 (select |#length| |~#a~0.base|)) (= (select |#valid| |~#b~0.base|) 1) (= |~#b~0.base| ~pb~0.base) (= ~pa~0.base |check_#in~a.base|) (= |check_#in~b.base| |~#a~0.base|) (not (= |~#b~0.base| 0)) (= |check_#in~a.offset| ~pa~0.offset) (= 0 |~#b~0.offset|) (not (= 0 |~#a~0.base|)) (= ~pa~0.base |~#a~0.base|) (= |check_#in~b.offset| check_~b.offset) (= 0 (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|)) (= 0 (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|)) (= check_~a.base |check_#in~a.base|) (< |~#a~0.base| |#StackHeapBarrier|) (= 4 (select |#length| |~#b~0.base|)) (= 1 (select |#valid| |~#a~0.base|)) (<= |#NULL.base| 0) (not (= |~#b~0.base| |~#a~0.base|)) (= ~pa~0.offset |~#a~0.offset|) (= check_~b.base |check_#in~b.base|) (= 0 |~#a~0.offset|) (= check_~a.offset |check_#in~a.offset|) (= 0 (select |#valid| 0)) (= ~pb~0.offset |~#b~0.offset|) (= |#NULL.offset| 0) (= |check_#in~b.offset| |~#a~0.offset|)) (and (= 0 |#NULL.base|) (< |~#b~0.base| |#StackHeapBarrier|) (<= 0 |#NULL.base|) (= 4 (select |#length| |~#a~0.base|)) (not (= check_~a.offset check_~b.offset)) (= (select |#valid| |~#b~0.base|) 1) (= |~#b~0.base| ~pb~0.base) (= ~pa~0.base |check_#in~a.base|) (= |check_#in~b.base| |~#a~0.base|) (not (= |~#b~0.base| 0)) (= |check_#in~a.offset| ~pa~0.offset) (= 0 |~#b~0.offset|) (not (= 0 |~#a~0.base|)) (= ~pa~0.base |~#a~0.base|) (= |check_#in~b.offset| check_~b.offset) (= 0 (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|)) (= 0 (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|)) (= check_~a.base |check_#in~a.base|) (< |~#a~0.base| |#StackHeapBarrier|) (= 4 (select |#length| |~#b~0.base|)) (= 1 (select |#valid| |~#a~0.base|)) (<= |#NULL.base| 0) (not (= |~#b~0.base| |~#a~0.base|)) (= ~pa~0.offset |~#a~0.offset|) (= check_~b.base |check_#in~b.base|) (= 0 |~#a~0.offset|) (= check_~a.offset |check_#in~a.offset|) (= 0 (select |#valid| 0)) (= ~pb~0.offset |~#b~0.offset|) (= |#NULL.offset| 0) (= |check_#in~b.offset| |~#a~0.offset|))) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= check_~a.offset 0) (<= 0 |~#a~0.offset|) (<= 0 ~pa~0.offset) (<= ~pa~0.offset 0) (<= ~pb~0.offset 0) (<= |check_#in~a.offset| 0) (<= 0 |~#b~0.offset|) (<= 0 ~pb~0.offset) (<= 0 |check_#in~b.offset|) (<= check_~b.offset 0) (<= 0 |check_#in~a.offset|) (<= |~#a~0.offset| 0) (<= |~#b~0.offset| 0)) [2019-10-04 08:50:06,431 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-10-04 08:50:06,432 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-04 08:50:06,434 INFO L168 Benchmark]: Toolchain (without parser) took 1399.94 ms. Allocated memory was 131.1 MB in the beginning and 198.7 MB in the end (delta: 67.6 MB). Free memory was 85.5 MB in the beginning and 115.5 MB in the end (delta: -30.0 MB). Peak memory consumption was 37.6 MB. Max. memory is 7.1 GB. [2019-10-04 08:50:06,436 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 131.1 MB. Free memory was 104.1 MB in the beginning and 103.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-04 08:50:06,437 INFO L168 Benchmark]: CACSL2BoogieTranslator took 237.09 ms. Allocated memory is still 131.1 MB. Free memory was 85.3 MB in the beginning and 75.7 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-10-04 08:50:06,439 INFO L168 Benchmark]: Boogie Preprocessor took 121.17 ms. Allocated memory was 131.1 MB in the beginning and 198.7 MB in the end (delta: 67.6 MB). Free memory was 75.7 MB in the beginning and 175.5 MB in the end (delta: -99.7 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. [2019-10-04 08:50:06,440 INFO L168 Benchmark]: RCFGBuilder took 288.95 ms. Allocated memory is still 198.7 MB. Free memory was 175.5 MB in the beginning and 160.4 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. [2019-10-04 08:50:06,447 INFO L168 Benchmark]: Sifa took 748.98 ms. Allocated memory is still 198.7 MB. Free memory was 159.8 MB in the beginning and 115.5 MB in the end (delta: 44.3 MB). Peak memory consumption was 44.3 MB. Max. memory is 7.1 GB. [2019-10-04 08:50:06,454 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 131.1 MB. Free memory was 104.1 MB in the beginning and 103.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 237.09 ms. Allocated memory is still 131.1 MB. Free memory was 85.3 MB in the beginning and 75.7 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 121.17 ms. Allocated memory was 131.1 MB in the beginning and 198.7 MB in the end (delta: 67.6 MB). Free memory was 75.7 MB in the beginning and 175.5 MB in the end (delta: -99.7 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 288.95 ms. Allocated memory is still 198.7 MB. Free memory was 175.5 MB in the beginning and 160.4 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. * Sifa took 748.98 ms. Allocated memory is still 198.7 MB. Free memory was 159.8 MB in the beginning and 115.5 MB in the end (delta: 44.3 MB). Peak memory consumption was 44.3 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]: 663, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 8, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 4, TOOLS_POST_TIME[ms]: 236, TOOLS_POST_CALL_APPLICATIONS: 3, TOOLS_POST_CALL_TIME[ms]: 21, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 4, TOOLS_QUANTIFIERELIM_APPLICATIONS: 8, TOOLS_QUANTIFIERELIM_TIME[ms]: 245, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 230, FLUID_QUERY_TIME[ms]: 4, FLUID_QUERIES: 8, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 2, DOMAIN_JOIN_TIME[ms]: 312, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME[ms]: 0, DOMAIN_ISBOTTOM_APPLICATIONS: 0, DOMAIN_ISBOTTOM_TIME[ms]: 0, LOOP_SUMMARIZER_APPLICATIONS: 0, LOOP_SUMMARIZER_CACHE_MISSES: 0, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 0, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 0, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 325, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 325, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 3, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 16, DAG_COMPRESSION_PROCESSED_NODES: 35, DAG_COMPRESSION_RETAINED_NODES: 25 - PositiveResult [Line: 10]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...