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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 02:40:18,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 02:40:18,349 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 02:40:18,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 02:40:18,362 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 02:40:18,363 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 02:40:18,364 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 02:40:18,366 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 02:40:18,368 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 02:40:18,369 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 02:40:18,370 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 02:40:18,371 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 02:40:18,371 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 02:40:18,372 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 02:40:18,373 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 02:40:18,375 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 02:40:18,376 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 02:40:18,377 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 02:40:18,378 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 02:40:18,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 02:40:18,386 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 02:40:18,387 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 02:40:18,388 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 02:40:18,389 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 02:40:18,391 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 02:40:18,391 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 02:40:18,392 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 02:40:18,393 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 02:40:18,393 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 02:40:18,394 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 02:40:18,394 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 02:40:18,395 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 02:40:18,396 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 02:40:18,396 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 02:40:18,398 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 02:40:18,398 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 02:40:18,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 02:40:18,399 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 02:40:18,399 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 02:40:18,400 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 02:40:18,400 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 02:40:18,401 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 [2019-09-18 02:40:18,426 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 02:40:18,428 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 02:40:18,430 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 02:40:18,430 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 02:40:18,430 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 02:40:18,430 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 02:40:18,431 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 02:40:18,431 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 02:40:18,431 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 02:40:18,431 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 02:40:18,432 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 02:40:18,433 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 02:40:18,433 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 02:40:18,433 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 02:40:18,433 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 02:40:18,434 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 02:40:18,434 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 02:40:18,434 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 02:40:18,434 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 02:40:18,434 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 02:40:18,435 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 02:40:18,435 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 02:40:18,435 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 02:40:18,436 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 02:40:18,436 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 02:40:18,436 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 02:40:18,436 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 02:40:18,436 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 02:40:18,437 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements 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 [2019-09-18 02:40:18,492 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 02:40:18,503 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 02:40:18,507 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 02:40:18,508 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 02:40:18,508 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 02:40:18,509 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+lhb-reducer.c [2019-09-18 02:40:18,569 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e65622ce/fdf1b3d96d924cbf87aef523c423e59e/FLAG1df9313db [2019-09-18 02:40:19,036 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 02:40:19,037 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+lhb-reducer.c [2019-09-18 02:40:19,048 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e65622ce/fdf1b3d96d924cbf87aef523c423e59e/FLAG1df9313db [2019-09-18 02:40:19,423 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e65622ce/fdf1b3d96d924cbf87aef523c423e59e [2019-09-18 02:40:19,435 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 02:40:19,437 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 02:40:19,438 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 02:40:19,438 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 02:40:19,442 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 02:40:19,443 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:40:19" (1/1) ... [2019-09-18 02:40:19,445 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@592041f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:40:19, skipping insertion in model container [2019-09-18 02:40:19,445 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:40:19" (1/1) ... [2019-09-18 02:40:19,452 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 02:40:19,483 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 02:40:19,719 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 02:40:19,725 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 02:40:19,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 02:40:19,876 INFO L192 MainTranslator]: Completed translation [2019-09-18 02:40:19,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:40:19 WrapperNode [2019-09-18 02:40:19,877 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 02:40:19,878 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 02:40:19,878 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 02:40:19,878 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 02:40:19,891 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:40:19" (1/1) ... [2019-09-18 02:40:19,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:40:19" (1/1) ... [2019-09-18 02:40:19,897 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:40:19" (1/1) ... [2019-09-18 02:40:19,898 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:40:19" (1/1) ... [2019-09-18 02:40:19,906 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:40:19" (1/1) ... [2019-09-18 02:40:19,911 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:40:19" (1/1) ... [2019-09-18 02:40:19,913 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:40:19" (1/1) ... [2019-09-18 02:40:19,916 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 02:40:19,917 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 02:40:19,917 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 02:40:19,917 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 02:40:19,918 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:40:19" (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 [2019-09-18 02:40:19,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 02:40:19,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 02:40:19,977 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 02:40:19,977 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 02:40:19,977 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-18 02:40:19,978 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-18 02:40:19,978 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 02:40:19,978 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 02:40:19,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 02:40:19,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 02:40:20,439 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 02:40:20,439 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-18 02:40:20,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:40:20 BoogieIcfgContainer [2019-09-18 02:40:20,441 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 02:40:20,441 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 02:40:20,442 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 02:40:20,442 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 02:40:20,443 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:40:20" (1/1) ... [2019-09-18 02:40:20,444 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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 [2019-09-18 02:40:20,467 INFO L162 IcfgInterpreter]: Started Sifa with 18 locations of interest [2019-09-18 02:40:20,467 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 02:40:20,475 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 02:40:20,485 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 02:40:20,486 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 02:40:20,582 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 16 for LOIs [2019-09-18 02:40:21,071 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 49 [2019-09-18 02:40:21,448 WARN L191 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 54 [2019-09-18 02:40:21,571 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-18 02:40:21,861 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 54 [2019-09-18 02:40:21,989 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-18 02:40:22,368 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 60 [2019-09-18 02:40:22,505 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-18 02:40:22,829 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2019-09-18 02:40:22,988 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-18 02:40:23,488 WARN L191 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 76 [2019-09-18 02:40:24,453 WARN L191 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-18 02:40:24,598 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 02:40:25,083 WARN L191 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-18 02:40:25,224 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 02:40:25,755 WARN L191 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-18 02:40:25,916 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 02:40:26,418 WARN L191 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-18 02:40:26,552 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 02:40:27,049 WARN L191 SmtUtils]: Spent 495.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-18 02:40:27,184 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 02:40:27,677 WARN L191 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-18 02:40:27,823 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 02:40:28,313 WARN L191 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-18 02:40:28,445 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 02:40:28,940 WARN L191 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-18 02:40:29,113 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 02:40:29,602 WARN L191 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-18 02:40:29,732 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 02:40:30,213 WARN L191 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-18 02:40:30,360 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-18 02:40:30,965 WARN L191 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-18 02:40:31,555 WARN L191 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-18 02:40:32,176 WARN L191 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-18 02:40:32,768 WARN L191 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-18 02:40:33,381 WARN L191 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-18 02:40:33,965 WARN L191 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-18 02:40:34,574 WARN L191 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-18 02:40:35,163 WARN L191 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-18 02:40:35,760 WARN L191 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-18 02:40:36,346 WARN L191 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-18 02:40:36,594 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 70 [2019-09-18 02:40:36,900 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 70 [2019-09-18 02:40:37,246 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 70 [2019-09-18 02:40:37,609 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 70 [2019-09-18 02:40:38,154 WARN L191 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 86 [2019-09-18 02:40:38,291 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-18 02:40:38,815 WARN L191 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 92 [2019-09-18 02:40:38,978 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 02:40:39,514 WARN L191 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 90 [2019-09-18 02:40:39,669 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-18 02:40:39,948 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 49 [2019-09-18 02:40:40,267 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-18 02:40:40,625 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 60 [2019-09-18 02:40:41,058 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 57 [2019-09-18 02:40:41,323 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 63 [2019-09-18 02:40:41,559 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 51 [2019-09-18 02:40:41,886 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 58 [2019-09-18 02:40:42,289 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 58 [2019-09-18 02:40:42,721 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 61 [2019-09-18 02:40:43,069 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 61 [2019-09-18 02:40:43,399 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 88 [2019-09-18 02:40:43,660 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 49 [2019-09-18 02:40:43,902 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-18 02:40:44,208 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 54 [2019-09-18 02:40:44,521 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 57 [2019-09-18 02:40:44,755 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 57 [2019-09-18 02:40:45,179 WARN L191 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 108 [2019-09-18 02:40:45,382 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 51 [2019-09-18 02:40:45,709 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 58 [2019-09-18 02:40:46,112 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 58 [2019-09-18 02:40:46,558 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 61 [2019-09-18 02:40:46,912 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 61 [2019-09-18 02:40:47,239 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 88 [2019-09-18 02:40:47,660 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 50 [2019-09-18 02:40:47,976 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 55 [2019-09-18 02:40:48,403 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 61 [2019-09-18 02:40:48,506 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-18 02:40:48,845 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-09-18 02:40:49,104 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 64 [2019-09-18 02:40:49,642 WARN L191 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 100 [2019-09-18 02:40:49,793 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 50 [2019-09-18 02:40:50,030 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 55 [2019-09-18 02:40:50,340 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 55 [2019-09-18 02:40:50,652 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-09-18 02:40:50,890 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-09-18 02:40:51,302 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2019-09-18 02:40:51,504 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 50 [2019-09-18 02:40:51,822 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 55 [2019-09-18 02:40:52,247 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 61 [2019-09-18 02:40:52,683 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-09-18 02:40:52,941 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 64 [2019-09-18 02:40:53,158 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 86 [2019-09-18 02:40:53,361 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 50 [2019-09-18 02:40:53,689 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 55 [2019-09-18 02:40:54,017 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 61 [2019-09-18 02:40:54,450 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-09-18 02:40:54,715 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 64 [2019-09-18 02:40:55,064 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 88 [2019-09-18 02:40:55,321 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 49 [2019-09-18 02:40:55,645 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-18 02:40:56,049 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 57 [2019-09-18 02:40:56,487 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-18 02:40:56,835 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-18 02:40:57,062 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 50 [2019-09-18 02:40:57,384 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 55 [2019-09-18 02:40:57,809 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 61 [2019-09-18 02:40:58,242 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-09-18 02:40:58,501 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 64 [2019-09-18 02:40:58,516 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 02:40:58,516 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 02:40:58,519 INFO L193 IcfgInterpreter]: Reachable states at location mainErr7ASSERT_VIOLATIONERROR_FUNCTION satisfy 680#(and (= main_~__tmp_9~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~8 0) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8)) [2019-09-18 02:40:58,519 INFO L193 IcfgInterpreter]: Reachable states at location mainErr12ASSERT_VIOLATIONERROR_FUNCTION satisfy 67#(and (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_15~0) (= main_~__VERIFIER_assert__cond~14 0) (= main_~main__tagbuf_len~0 main_~main__t~0) (= main_~__VERIFIER_assert__cond~14 main_~__tmp_15~0) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)) [2019-09-18 02:40:58,519 INFO L193 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 319#false [2019-09-18 02:40:58,520 INFO L193 IcfgInterpreter]: Reachable states at location mainErr16ASSERT_VIOLATIONERROR_FUNCTION satisfy 78#(and (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_19~0) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (= 0 main_~main____CPAchecker_TMP_0~1) (= main_~__VERIFIER_assert__cond~18 main_~__tmp_19~0) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (= main_~__VERIFIER_assert__cond~18 0) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)) [2019-09-18 02:40:58,520 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 180#false [2019-09-18 02:40:58,520 INFO L193 IcfgInterpreter]: Reachable states at location mainErr17ASSERT_VIOLATIONERROR_FUNCTION satisfy 74#(and (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_20~0) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_19~0) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (= 0 main_~main____CPAchecker_TMP_0~1) (= main_~__VERIFIER_assert__cond~19 0) (= main_~__VERIFIER_assert__cond~19 main_~__tmp_20~0) (not (= main_~__VERIFIER_assert__cond~18 0)) (= main_~__VERIFIER_assert__cond~18 main_~__tmp_19~0) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)) [2019-09-18 02:40:58,520 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 613#false [2019-09-18 02:40:58,520 INFO L193 IcfgInterpreter]: Reachable states at location mainErr8ASSERT_VIOLATIONERROR_FUNCTION satisfy 647#(and (= main_~__tmp_9~0 (ite (<= 0 main_~main__t~0) 1 0)) (not (= main_~__VERIFIER_assert__cond~8 0)) (= main_~__VERIFIER_assert__cond~9 0) (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_10~0) (= main_~__VERIFIER_assert__cond~9 main_~__tmp_10~0) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8)) [2019-09-18 02:40:58,521 INFO L193 IcfgInterpreter]: Reachable states at location mainErr13ASSERT_VIOLATIONERROR_FUNCTION satisfy 63#false [2019-09-18 02:40:58,521 INFO L193 IcfgInterpreter]: Reachable states at location mainErr15ASSERT_VIOLATIONERROR_FUNCTION satisfy 88#(and (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (not (= main_~__VERIFIER_assert__cond~16 0)) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_17~0) (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_18~0) (not (= 0 main_~main____CPAchecker_TMP_0~1)) (= main_~__VERIFIER_assert__cond~17 0) (<= 0 (+ main_~main____CPAchecker_TMP_0~1 2147483648)) (= main_~__VERIFIER_assert__cond~16 main_~__tmp_17~0) (= main_~__VERIFIER_assert__cond~17 main_~__tmp_18~0) (<= main_~main____CPAchecker_TMP_0~1 2147483647) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)) [2019-09-18 02:40:58,521 INFO L193 IcfgInterpreter]: Reachable states at location mainErr11ASSERT_VIOLATIONERROR_FUNCTION satisfy 18#false [2019-09-18 02:40:58,521 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 533#(= main_~__VERIFIER_assert__cond~4 0) [2019-09-18 02:40:58,522 INFO L193 IcfgInterpreter]: Reachable states at location mainErr14ASSERT_VIOLATIONERROR_FUNCTION satisfy 83#(and (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_17~0) (= main_~__VERIFIER_assert__cond~16 0) (not (= 0 main_~main____CPAchecker_TMP_0~1)) (<= 0 (+ main_~main____CPAchecker_TMP_0~1 2147483648)) (= main_~__VERIFIER_assert__cond~16 main_~__tmp_17~0) (<= main_~main____CPAchecker_TMP_0~1 2147483647) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)) [2019-09-18 02:40:58,522 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 575#false [2019-09-18 02:40:58,522 INFO L193 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 362#false [2019-09-18 02:40:58,522 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 447#(and (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (and (<= 0 main_~main____CPAchecker_TMP_7~0) (= main_~__tmp_9~0 1) (= 1 main_~__tmp_10~0) (= main_~__VERIFIER_assert__cond~9 main_~__tmp_10~0) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8) (<= main_~main____CPAchecker_TMP_7~0 main_~main__tagbuf_len~0) (= (+ main_~main____CPAchecker_TMP_7~0 1) main_~main__t~0)) (= main_~__tmp_6~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (<= 0 (+ main_~main____CPAchecker_TMP_4~0 2147483648)) (not (= 0 main_~main____CPAchecker_TMP_3~0)) (<= main_~main____CPAchecker_TMP_4~0 2147483647) (= main_~__tmp_5~0 (ite (<= 0 main_~main__t~0) 1 0)) (<= 0 (+ main_~main____CPAchecker_TMP_3~0 2147483648)) (= main_~__tmp_6~0 main_~__VERIFIER_assert__cond~5) (= main_~__VERIFIER_assert__cond~5 0) (<= main_~main____CPAchecker_TMP_3~0 2147483647)) [2019-09-18 02:40:58,522 INFO L193 IcfgInterpreter]: Reachable states at location mainErr10ASSERT_VIOLATIONERROR_FUNCTION satisfy 406#(and (= main_~main____CPAchecker_TMP_3~0 0) (= main_~__VERIFIER_assert__cond~11 0)) [2019-09-18 02:40:58,523 INFO L193 IcfgInterpreter]: Reachable states at location mainErr9ASSERT_VIOLATIONERROR_FUNCTION satisfy 490#(and (= main_~__VERIFIER_assert__cond~10 0) (= main_~main____CPAchecker_TMP_3~0 0)) [2019-09-18 02:40:58,541 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 02:40:58,541 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 02:40:58,543 INFO L168 Benchmark]: Toolchain (without parser) took 39105.78 ms. Allocated memory was 130.5 MB in the beginning and 519.6 MB in the end (delta: 389.0 MB). Free memory was 86.5 MB in the beginning and 142.4 MB in the end (delta: -55.9 MB). Peak memory consumption was 333.2 MB. Max. memory is 7.1 GB. [2019-09-18 02:40:58,544 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 130.5 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-18 02:40:58,545 INFO L168 Benchmark]: CACSL2BoogieTranslator took 439.43 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 86.3 MB in the beginning and 173.1 MB in the end (delta: -86.8 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2019-09-18 02:40:58,546 INFO L168 Benchmark]: Boogie Preprocessor took 38.79 ms. Allocated memory is still 198.2 MB. Free memory was 173.1 MB in the beginning and 171.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-09-18 02:40:58,547 INFO L168 Benchmark]: RCFGBuilder took 524.03 ms. Allocated memory is still 198.2 MB. Free memory was 171.2 MB in the beginning and 146.9 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. [2019-09-18 02:40:58,547 INFO L168 Benchmark]: Sifa took 38099.52 ms. Allocated memory was 198.2 MB in the beginning and 519.6 MB in the end (delta: 321.4 MB). Free memory was 146.9 MB in the beginning and 142.4 MB in the end (delta: 4.6 MB). Peak memory consumption was 325.9 MB. Max. memory is 7.1 GB. [2019-09-18 02:40:58,551 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 130.5 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 439.43 ms. Allocated memory was 130.5 MB in the beginning and 198.2 MB in the end (delta: 67.6 MB). Free memory was 86.3 MB in the beginning and 173.1 MB in the end (delta: -86.8 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.79 ms. Allocated memory is still 198.2 MB. Free memory was 173.1 MB in the beginning and 171.8 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 524.03 ms. Allocated memory is still 198.2 MB. Free memory was 171.2 MB in the beginning and 146.9 MB in the end (delta: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. * Sifa took 38099.52 ms. Allocated memory was 198.2 MB in the beginning and 519.6 MB in the end (delta: 321.4 MB). Free memory was 146.9 MB in the beginning and 142.4 MB in the end (delta: 4.6 MB). Peak memory consumption was 325.9 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]: 38056, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 309, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 286, TOOLS_POST_TIME[ms]: 240, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 19, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 2, TOOLS_QUANTIFIERELIM_APPLICATIONS: 288, TOOLS_QUANTIFIERELIM_TIME[ms]: 181, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11, FLUID_QUERY_TIME[ms]: 14, FLUID_QUERIES: 323, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 139, DOMAIN_JOIN_TIME[ms]: 36008, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 1438, DOMAIN_ISSUBSETEQ_APPLICATIONS: 14, DOMAIN_ISSUBSETEQ_TIME[ms]: 14, DOMAIN_ISBOTTOM_APPLICATIONS: 51, DOMAIN_ISBOTTOM_TIME[ms]: 142, LOOP_SUMMARIZER_APPLICATIONS: 11, LOOP_SUMMARIZER_CACHE_MISSES: 11, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 18501, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 18500, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 14, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 44, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 44, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 72, DAG_COMPRESSION_PROCESSED_NODES: 1561, DAG_COMPRESSION_RETAINED_NODES: 291 - UnprovableResult [Line: 171]: 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 680#(and (= main_~__tmp_9~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~8 0) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8)). Possible FailurePath: - UnprovableResult [Line: 292]: 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 67#(and (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_15~0) (= main_~__VERIFIER_assert__cond~14 0) (= main_~main__tagbuf_len~0 main_~main__t~0) (= main_~__VERIFIER_assert__cond~14 main_~__tmp_15~0) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)). Possible FailurePath: - PositiveResult [Line: 149]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 361]: 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 78#(and (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_19~0) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (= 0 main_~main____CPAchecker_TMP_0~1) (= main_~__VERIFIER_assert__cond~18 main_~__tmp_19~0) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (= main_~__VERIFIER_assert__cond~18 0) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)). Possible FailurePath: - PositiveResult [Line: 47]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 373]: 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 74#(and (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_20~0) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_19~0) (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (= 0 main_~main____CPAchecker_TMP_0~1) (= main_~__VERIFIER_assert__cond~19 0) (= main_~__VERIFIER_assert__cond~19 main_~__tmp_20~0) (not (= main_~__VERIFIER_assert__cond~18 0)) (= main_~__VERIFIER_assert__cond~18 main_~__tmp_19~0) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)). Possible FailurePath: - PositiveResult [Line: 67]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 183]: 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 647#(and (= main_~__tmp_9~0 (ite (<= 0 main_~main__t~0) 1 0)) (not (= main_~__VERIFIER_assert__cond~8 0)) (= main_~__VERIFIER_assert__cond~9 0) (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_10~0) (= main_~__VERIFIER_assert__cond~9 main_~__tmp_10~0) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8)). Possible FailurePath: - PositiveResult [Line: 304]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 340]: 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 88#(and (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (not (= main_~__VERIFIER_assert__cond~16 0)) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_17~0) (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_18~0) (not (= 0 main_~main____CPAchecker_TMP_0~1)) (= main_~__VERIFIER_assert__cond~17 0) (<= 0 (+ main_~main____CPAchecker_TMP_0~1 2147483648)) (= main_~__VERIFIER_assert__cond~16 main_~__tmp_17~0) (= main_~__VERIFIER_assert__cond~17 main_~__tmp_18~0) (<= main_~main____CPAchecker_TMP_0~1 2147483647) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)). Possible FailurePath: - PositiveResult [Line: 273]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 109]: 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 533#(= main_~__VERIFIER_assert__cond~4 0). Possible FailurePath: - UnprovableResult [Line: 328]: 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 83#(and (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_1~0 1)) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_17~0) (= main_~__VERIFIER_assert__cond~16 0) (not (= 0 main_~main____CPAchecker_TMP_0~1)) (<= 0 (+ main_~main____CPAchecker_TMP_0~1 2147483648)) (= main_~__VERIFIER_assert__cond~16 main_~__tmp_17~0) (<= main_~main____CPAchecker_TMP_0~1 2147483647) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (= main_~main____CPAchecker_TMP_0~0 ~__tmp_383_0~0)). Possible FailurePath: - PositiveResult [Line: 79]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 137]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 121]: 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 447#(and (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (and (<= 0 main_~main____CPAchecker_TMP_7~0) (= main_~__tmp_9~0 1) (= 1 main_~__tmp_10~0) (= main_~__VERIFIER_assert__cond~9 main_~__tmp_10~0) (= main_~__tmp_9~0 main_~__VERIFIER_assert__cond~8) (<= main_~main____CPAchecker_TMP_7~0 main_~main__tagbuf_len~0) (= (+ main_~main____CPAchecker_TMP_7~0 1) main_~main__t~0)) (= main_~__tmp_6~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (<= 0 (+ main_~main____CPAchecker_TMP_4~0 2147483648)) (not (= 0 main_~main____CPAchecker_TMP_3~0)) (<= main_~main____CPAchecker_TMP_4~0 2147483647) (= main_~__tmp_5~0 (ite (<= 0 main_~main__t~0) 1 0)) (<= 0 (+ main_~main____CPAchecker_TMP_3~0 2147483648)) (= main_~__tmp_6~0 main_~__VERIFIER_assert__cond~5) (= main_~__VERIFIER_assert__cond~5 0) (<= main_~main____CPAchecker_TMP_3~0 2147483647)). Possible FailurePath: - UnprovableResult [Line: 231]: 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 406#(and (= main_~main____CPAchecker_TMP_3~0 0) (= main_~__VERIFIER_assert__cond~11 0)). Possible FailurePath: - UnprovableResult [Line: 219]: 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 490#(and (= main_~__VERIFIER_assert__cond~10 0) (= main_~main____CPAchecker_TMP_3~0 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...