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_DDA -i ../../../trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.c_1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 16:29:16,118 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 16:29:16,121 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 16:29:16,141 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 16:29:16,142 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 16:29:16,143 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 16:29:16,144 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 16:29:16,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 16:29:16,148 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 16:29:16,149 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 16:29:16,150 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 16:29:16,151 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 16:29:16,151 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 16:29:16,152 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 16:29:16,153 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 16:29:16,154 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 16:29:16,155 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 16:29:16,156 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 16:29:16,158 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 16:29:16,160 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 16:29:16,162 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 16:29:16,163 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 16:29:16,164 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 16:29:16,165 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 16:29:16,167 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 16:29:16,168 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 16:29:16,168 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 16:29:16,169 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 16:29:16,169 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 16:29:16,170 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 16:29:16,171 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 16:29:16,171 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 16:29:16,172 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 16:29:16,173 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 16:29:16,174 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 16:29:16,174 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 16:29:16,175 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 16:29:16,175 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 16:29:16,175 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 16:29:16,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 16:29:16,177 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 16:29:16,178 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 [2019-09-20 16:29:16,192 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 16:29:16,192 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 16:29:16,193 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 16:29:16,194 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 16:29:16,194 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 16:29:16,194 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 16:29:16,194 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 16:29:16,195 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 16:29:16,195 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 16:29:16,195 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 16:29:16,195 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 16:29:16,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 16:29:16,196 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 16:29:16,196 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 16:29:16,196 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 16:29:16,196 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 16:29:16,196 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 16:29:16,197 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 16:29:16,197 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 16:29:16,197 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 16:29:16,197 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 16:29:16,197 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 16:29:16,198 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 16:29:16,198 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 16:29:16,198 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 16:29:16,198 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 16:29:16,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 16:29:16,199 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 16:29:16,199 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_DDA [2019-09-20 16:29:16,230 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 16:29:16,242 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 16:29:16,246 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 16:29:16,247 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 16:29:16,248 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 16:29:16,248 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.c_1.i [2019-09-20 16:29:16,304 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2afa97946/30bd2bb0fa8545d6838658fe31f1598b/FLAG4dc7073a5 [2019-09-20 16:29:16,767 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 16:29:16,769 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/rule57_ebda_blast.c_1.i [2019-09-20 16:29:16,777 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2afa97946/30bd2bb0fa8545d6838658fe31f1598b/FLAG4dc7073a5 [2019-09-20 16:29:17,101 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2afa97946/30bd2bb0fa8545d6838658fe31f1598b [2019-09-20 16:29:17,111 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 16:29:17,113 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 16:29:17,114 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 16:29:17,114 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 16:29:17,118 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 16:29:17,119 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:29:17" (1/1) ... [2019-09-20 16:29:17,122 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ec29b67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:17, skipping insertion in model container [2019-09-20 16:29:17,122 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:29:17" (1/1) ... [2019-09-20 16:29:17,130 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 16:29:17,152 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 16:29:17,365 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:29:17,382 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 16:29:17,496 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:29:17,514 INFO L192 MainTranslator]: Completed translation [2019-09-20 16:29:17,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:17 WrapperNode [2019-09-20 16:29:17,514 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 16:29:17,515 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 16:29:17,515 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 16:29:17,515 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 16:29:17,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:17" (1/1) ... [2019-09-20 16:29:17,525 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:17" (1/1) ... [2019-09-20 16:29:17,535 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:17" (1/1) ... [2019-09-20 16:29:17,535 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:17" (1/1) ... [2019-09-20 16:29:17,547 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:17" (1/1) ... [2019-09-20 16:29:17,550 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:17" (1/1) ... [2019-09-20 16:29:17,552 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:17" (1/1) ... [2019-09-20 16:29:17,555 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 16:29:17,555 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 16:29:17,556 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 16:29:17,556 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 16:29:17,557 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:29:17" (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 [2019-09-20 16:29:17,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 16:29:17,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 16:29:17,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __blast_assert [2019-09-20 16:29:17,613 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-20 16:29:17,613 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-20 16:29:17,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_find_same_bus_num [2019-09-20 16:29:17,614 INFO L138 BoogieDeclarations]: Found implementation of procedure fillslotinfo [2019-09-20 16:29:17,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ibmphp_init_devno [2019-09-20 16:29:17,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ebda_rsrc_controller [2019-09-20 16:29:17,614 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 16:29:17,614 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-20 16:29:17,615 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 16:29:17,615 INFO L130 BoogieDeclarations]: Found specification of procedure __blast_assert [2019-09-20 16:29:17,615 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-20 16:29:17,615 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-20 16:29:17,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 16:29:17,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-20 16:29:17,616 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-20 16:29:17,616 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 16:29:17,616 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_find_same_bus_num [2019-09-20 16:29:17,616 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 16:29:17,616 INFO L130 BoogieDeclarations]: Found specification of procedure fillslotinfo [2019-09-20 16:29:17,616 INFO L130 BoogieDeclarations]: Found specification of procedure ibmphp_init_devno [2019-09-20 16:29:17,617 INFO L130 BoogieDeclarations]: Found specification of procedure ebda_rsrc_controller [2019-09-20 16:29:17,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 16:29:17,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 16:29:17,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 16:29:17,617 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 16:29:17,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 16:29:17,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 16:29:17,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 16:29:17,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 16:29:18,073 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 16:29:18,073 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 16:29:18,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:29:18 BoogieIcfgContainer [2019-09-20 16:29:18,074 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 16:29:18,075 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 16:29:18,075 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 16:29:18,075 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 16:29:18,076 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:29:18" (1/1) ... [2019-09-20 16:29:18,077 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 16:29:18,100 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 16:29:18,101 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 16:29:18,109 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 16:29:18,117 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 16:29:18,119 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 16:29:18,327 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 44 for LOIs [2019-09-20 16:29:18,519 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 16:29:18,623 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-09-20 16:29:19,404 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-20 16:29:19,801 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 16:29:20,086 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-20 16:29:20,384 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 16:29:20,826 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 75 [2019-09-20 16:29:21,049 INFO L199 IcfgInterpreter]: Interpreting procedure __blast_assert with input of size 12 for LOIs [2019-09-20 16:29:21,063 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 16:29:21,063 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 16:29:21,065 INFO L193 IcfgInterpreter]: Reachable states at location __blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 71#(and (<= |#NULL.base| 0) (<= 0 ~freed_tmp_slot~0) (<= 0 |#NULL.base|) (<= ~freed_tmp_slot~0 0) (<= ~used_tmp_slot~0 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= 0 ~used_tmp_slot~0)) [2019-09-20 16:29:21,077 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 16:29:21,078 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 16:29:21,079 INFO L168 Benchmark]: Toolchain (without parser) took 3966.45 ms. Allocated memory was 131.6 MB in the beginning and 266.3 MB in the end (delta: 134.7 MB). Free memory was 87.3 MB in the beginning and 133.5 MB in the end (delta: -46.2 MB). Peak memory consumption was 88.5 MB. Max. memory is 7.1 GB. [2019-09-20 16:29:21,080 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 131.6 MB. Free memory was 105.7 MB in the beginning and 105.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 16:29:21,081 INFO L168 Benchmark]: CACSL2BoogieTranslator took 400.89 ms. Allocated memory was 131.6 MB in the beginning and 198.2 MB in the end (delta: 66.6 MB). Free memory was 87.1 MB in the beginning and 173.9 MB in the end (delta: -86.8 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. [2019-09-20 16:29:21,082 INFO L168 Benchmark]: Boogie Preprocessor took 40.07 ms. Allocated memory is still 198.2 MB. Free memory was 173.9 MB in the beginning and 171.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-09-20 16:29:21,083 INFO L168 Benchmark]: RCFGBuilder took 519.11 ms. Allocated memory is still 198.2 MB. Free memory was 171.4 MB in the beginning and 143.2 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. [2019-09-20 16:29:21,083 INFO L168 Benchmark]: Sifa took 3002.87 ms. Allocated memory was 198.2 MB in the beginning and 266.3 MB in the end (delta: 68.2 MB). Free memory was 143.2 MB in the beginning and 133.5 MB in the end (delta: 9.7 MB). Peak memory consumption was 77.8 MB. Max. memory is 7.1 GB. [2019-09-20 16:29:21,092 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 131.6 MB. Free memory was 105.7 MB in the beginning and 105.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 400.89 ms. Allocated memory was 131.6 MB in the beginning and 198.2 MB in the end (delta: 66.6 MB). Free memory was 87.1 MB in the beginning and 173.9 MB in the end (delta: -86.8 MB). Peak memory consumption was 25.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 40.07 ms. Allocated memory is still 198.2 MB. Free memory was 173.9 MB in the beginning and 171.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 519.11 ms. Allocated memory is still 198.2 MB. Free memory was 171.4 MB in the beginning and 143.2 MB in the end (delta: 28.2 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. * Sifa took 3002.87 ms. Allocated memory was 198.2 MB in the beginning and 266.3 MB in the end (delta: 68.2 MB). Free memory was 143.2 MB in the beginning and 133.5 MB in the end (delta: 9.7 MB). Peak memory consumption was 77.8 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]: 2965, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 46, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 33, TOOLS_POST_TIME[ms]: 2496, TOOLS_POST_CALL_APPLICATIONS: 12, TOOLS_POST_CALL_TIME[ms]: 66, TOOLS_POST_RETURN_APPLICATIONS: 10, TOOLS_POST_RETURN_TIME[ms]: 40, TOOLS_QUANTIFIERELIM_APPLICATIONS: 55, TOOLS_QUANTIFIERELIM_TIME[ms]: 2566, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 1908, FLUID_QUERY_TIME[ms]: 5, FLUID_QUERIES: 46, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 14, DOMAIN_JOIN_TIME[ms]: 259, 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: 5, DOMAIN_ISBOTTOM_TIME[ms]: 10, 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: 10, CALL_SUMMARIZER_CACHE_MISSES: 8, CALL_SUMMARIZER_OVERALL_TIME[ms]: 2843, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2843, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 3, DAG_COMPRESSION_TIME[ms]: 27, DAG_COMPRESSION_PROCESSED_NODES: 139, DAG_COMPRESSION_RETAINED_NODES: 70 - UnprovableResult [Line: 6]: 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 71#(and (<= |#NULL.base| 0) (<= 0 ~freed_tmp_slot~0) (<= 0 |#NULL.base|) (<= ~freed_tmp_slot~0 0) (<= ~used_tmp_slot~0 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= 0 ~used_tmp_slot~0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...