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 LoopFreeBlock --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-fea9116 [2019-09-20 14:04:42,535 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 14:04:42,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 14:04:42,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 14:04:42,549 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 14:04:42,550 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 14:04:42,551 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 14:04:42,553 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 14:04:42,555 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 14:04:42,556 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 14:04:42,557 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 14:04:42,558 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 14:04:42,558 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 14:04:42,559 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 14:04:42,560 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 14:04:42,561 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 14:04:42,562 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 14:04:42,563 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 14:04:42,565 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 14:04:42,567 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 14:04:42,569 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 14:04:42,570 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 14:04:42,571 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 14:04:42,572 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 14:04:42,574 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 14:04:42,575 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 14:04:42,575 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 14:04:42,576 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 14:04:42,576 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 14:04:42,577 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 14:04:42,578 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 14:04:42,578 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 14:04:42,579 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 14:04:42,580 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 14:04:42,581 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 14:04:42,581 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 14:04:42,582 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 14:04:42,582 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 14:04:42,582 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 14:04:42,583 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 14:04:42,584 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 14:04:42,584 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 14:04:42,599 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 14:04:42,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 14:04:42,601 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 14:04:42,601 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 14:04:42,601 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 14:04:42,602 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 14:04:42,602 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 14:04:42,602 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 14:04:42,602 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 14:04:42,602 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 14:04:42,603 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 14:04:42,603 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 14:04:42,603 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 14:04:42,603 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 14:04:42,603 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 14:04:42,604 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 14:04:42,604 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 14:04:42,604 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 14:04:42,604 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 14:04:42,604 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 14:04:42,605 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 14:04:42,605 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 14:04:42,605 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 14:04:42,605 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 14:04:42,605 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 14:04:42,606 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 14:04:42,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 14:04:42,606 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 14:04:42,606 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 -> 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 14:04:42,637 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 14:04:42,651 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 14:04:42,654 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 14:04:42,656 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 14:04:42,656 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 14:04:42,657 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+lhb-reducer.c [2019-09-20 14:04:42,735 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fcb742c0f/776b4b398bbd40889a639f979720252b/FLAG9bc0d79fc [2019-09-20 14:04:43,183 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 14:04:43,184 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+lhb-reducer.c [2019-09-20 14:04:43,195 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fcb742c0f/776b4b398bbd40889a639f979720252b/FLAG9bc0d79fc [2019-09-20 14:04:43,559 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fcb742c0f/776b4b398bbd40889a639f979720252b [2019-09-20 14:04:43,569 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 14:04:43,570 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 14:04:43,571 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 14:04:43,572 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 14:04:43,575 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 14:04:43,576 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:04:43" (1/1) ... [2019-09-20 14:04:43,579 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35a23759 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:43, skipping insertion in model container [2019-09-20 14:04:43,579 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:04:43" (1/1) ... [2019-09-20 14:04:43,587 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 14:04:43,618 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 14:04:43,938 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:04:43,945 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 14:04:44,095 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:04:44,114 INFO L192 MainTranslator]: Completed translation [2019-09-20 14:04:44,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:44 WrapperNode [2019-09-20 14:04:44,115 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 14:04:44,116 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 14:04:44,116 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 14:04:44,116 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 14:04:44,131 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:44" (1/1) ... [2019-09-20 14:04:44,137 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:44" (1/1) ... [2019-09-20 14:04:44,146 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:44" (1/1) ... [2019-09-20 14:04:44,146 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:44" (1/1) ... [2019-09-20 14:04:44,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:44" (1/1) ... [2019-09-20 14:04:44,178 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:44" (1/1) ... [2019-09-20 14:04:44,180 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:44" (1/1) ... [2019-09-20 14:04:44,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 14:04:44,184 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 14:04:44,184 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 14:04:44,184 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 14:04:44,185 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:04:44" (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 14:04:44,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 14:04:44,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 14:04:44,243 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 14:04:44,244 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 14:04:44,244 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 14:04:44,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 14:04:44,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 14:04:44,245 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 14:04:44,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 14:04:44,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 14:04:44,738 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 14:04:44,738 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 14:04:44,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:04:44 BoogieIcfgContainer [2019-09-20 14:04:44,739 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 14:04:44,740 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 14:04:44,740 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 14:04:44,741 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 14:04:44,742 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:04:44" (1/1) ... [2019-09-20 14:04:44,742 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 [2019-09-20 14:04:44,765 INFO L162 IcfgInterpreter]: Started Sifa with 18 locations of interest [2019-09-20 14:04:44,765 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 14:04:44,773 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 14:04:44,782 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 14:04:44,784 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 14:04:44,881 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 16 for LOIs [2019-09-20 14:04:45,342 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 49 [2019-09-20 14:04:45,678 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 54 [2019-09-20 14:04:45,799 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-20 14:04:46,087 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 54 [2019-09-20 14:04:46,205 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-20 14:04:46,562 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 60 [2019-09-20 14:04:46,707 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-20 14:04:47,053 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 68 [2019-09-20 14:04:47,203 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-20 14:04:47,669 WARN L191 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 76 [2019-09-20 14:04:48,559 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-20 14:04:48,692 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 14:04:49,268 WARN L191 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-20 14:04:49,409 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 14:04:49,924 WARN L191 SmtUtils]: Spent 513.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-20 14:04:50,064 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 14:04:50,547 WARN L191 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-20 14:04:50,678 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 14:04:51,178 WARN L191 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-20 14:04:51,309 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 14:04:51,819 WARN L191 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-20 14:04:51,957 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 14:04:52,441 WARN L191 SmtUtils]: Spent 483.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-20 14:04:52,588 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 14:04:53,081 WARN L191 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-20 14:04:53,227 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 14:04:53,728 WARN L191 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-20 14:04:53,866 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 14:04:54,355 WARN L191 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 80 [2019-09-20 14:04:54,495 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 14:04:55,106 WARN L191 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-20 14:04:55,707 WARN L191 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-20 14:04:56,336 WARN L191 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-20 14:04:56,965 WARN L191 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-20 14:04:57,595 WARN L191 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-20 14:04:58,192 WARN L191 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-20 14:04:58,814 WARN L191 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-20 14:04:59,398 WARN L191 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-20 14:04:59,991 WARN L191 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-20 14:05:00,579 WARN L191 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 81 [2019-09-20 14:05:00,822 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 70 [2019-09-20 14:05:01,124 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 70 [2019-09-20 14:05:01,450 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 70 [2019-09-20 14:05:01,772 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 70 [2019-09-20 14:05:02,072 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 70 [2019-09-20 14:05:02,453 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 70 [2019-09-20 14:05:02,817 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 51 [2019-09-20 14:05:03,052 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-20 14:05:03,485 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 57 [2019-09-20 14:05:03,819 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-20 14:05:04,063 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-20 14:05:04,295 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 51 [2019-09-20 14:05:04,526 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-20 14:05:04,914 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 57 [2019-09-20 14:05:05,252 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-20 14:05:05,493 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-20 14:05:05,813 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 88 [2019-09-20 14:05:06,075 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 49 [2019-09-20 14:05:06,323 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 54 [2019-09-20 14:05:06,435 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-20 14:05:06,669 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 54 [2019-09-20 14:05:06,997 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 57 [2019-09-20 14:05:07,248 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 57 [2019-09-20 14:05:07,586 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 86 [2019-09-20 14:05:07,689 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 14:05:07,800 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 47 [2019-09-20 14:05:08,025 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 51 [2019-09-20 14:05:08,347 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-20 14:05:08,768 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 63 [2019-09-20 14:05:09,206 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-20 14:05:09,470 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 66 [2019-09-20 14:05:09,862 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 78 [2019-09-20 14:05:09,984 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-20 14:05:10,114 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 49 [2019-09-20 14:05:10,442 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-20 14:05:10,853 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 57 [2019-09-20 14:05:11,291 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-20 14:05:11,652 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-20 14:05:11,986 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 88 [2019-09-20 14:05:12,309 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 50 [2019-09-20 14:05:12,549 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 55 [2019-09-20 14:05:12,939 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 55 [2019-09-20 14:05:13,248 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-09-20 14:05:13,477 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-09-20 14:05:13,806 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 88 [2019-09-20 14:05:14,092 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 51 [2019-09-20 14:05:14,331 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 57 [2019-09-20 14:05:14,717 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 57 [2019-09-20 14:05:15,032 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-20 14:05:15,266 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 60 [2019-09-20 14:05:15,479 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 84 [2019-09-20 14:05:15,689 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 50 [2019-09-20 14:05:15,924 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 55 [2019-09-20 14:05:16,313 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 55 [2019-09-20 14:05:16,633 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-09-20 14:05:16,866 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-09-20 14:05:17,203 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 86 [2019-09-20 14:05:17,307 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 14:05:17,521 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 50 [2019-09-20 14:05:17,862 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 55 [2019-09-20 14:05:18,295 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 61 [2019-09-20 14:05:18,731 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 58 [2019-09-20 14:05:19,024 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 64 [2019-09-20 14:05:19,238 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 51 [2019-09-20 14:05:19,595 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 58 [2019-09-20 14:05:20,035 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 58 [2019-09-20 14:05:20,494 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 61 [2019-09-20 14:05:20,873 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 61 [2019-09-20 14:05:21,555 WARN L191 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 108 [2019-09-20 14:05:21,596 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 14:05:21,596 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 14:05:21,599 INFO L193 IcfgInterpreter]: Reachable states at location mainErr10ASSERT_VIOLATIONERROR_FUNCTION satisfy 675#(and (= main_~main____CPAchecker_TMP_3~0 0) (= main_~__VERIFIER_assert__cond~11 0)) [2019-09-20 14:05:21,599 INFO L193 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 316#false [2019-09-20 14:05:21,599 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 400#(and (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (= 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) (and (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_7~0 1)) (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)) (= 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) (<= 1 main_~main__t~0))) [2019-09-20 14:05:21,600 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 597#false [2019-09-20 14:05:21,600 INFO L193 IcfgInterpreter]: Reachable states at location mainErr14ASSERT_VIOLATIONERROR_FUNCTION satisfy 82#(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)) [2019-09-20 14:05:21,600 INFO L193 IcfgInterpreter]: Reachable states at location mainErr12ASSERT_VIOLATIONERROR_FUNCTION satisfy 66#(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)) [2019-09-20 14:05:21,600 INFO L193 IcfgInterpreter]: Reachable states at location mainErr16ASSERT_VIOLATIONERROR_FUNCTION satisfy 77#(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)) [2019-09-20 14:05:21,601 INFO L193 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 359#false [2019-09-20 14:05:21,601 INFO L193 IcfgInterpreter]: Reachable states at location mainErr7ASSERT_VIOLATIONERROR_FUNCTION satisfy 664#(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)) [2019-09-20 14:05:21,601 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 559#false [2019-09-20 14:05:21,601 INFO L193 IcfgInterpreter]: Reachable states at location mainErr11ASSERT_VIOLATIONERROR_FUNCTION satisfy 17#false [2019-09-20 14:05:21,602 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 517#false [2019-09-20 14:05:21,602 INFO L193 IcfgInterpreter]: Reachable states at location mainErr9ASSERT_VIOLATIONERROR_FUNCTION satisfy 477#false [2019-09-20 14:05:21,602 INFO L193 IcfgInterpreter]: Reachable states at location mainErr17ASSERT_VIOLATIONERROR_FUNCTION satisfy 73#(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)) [2019-09-20 14:05:21,602 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 179#false [2019-09-20 14:05:21,603 INFO L193 IcfgInterpreter]: Reachable states at location mainErr13ASSERT_VIOLATIONERROR_FUNCTION satisfy 62#false [2019-09-20 14:05:21,603 INFO L193 IcfgInterpreter]: Reachable states at location mainErr15ASSERT_VIOLATIONERROR_FUNCTION satisfy 87#(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)) [2019-09-20 14:05:21,603 INFO L193 IcfgInterpreter]: Reachable states at location mainErr8ASSERT_VIOLATIONERROR_FUNCTION satisfy 631#(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)) [2019-09-20 14:05:21,629 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 14:05:21,630 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 14:05:21,632 INFO L168 Benchmark]: Toolchain (without parser) took 38061.55 ms. Allocated memory was 132.1 MB in the beginning and 487.1 MB in the end (delta: 354.9 MB). Free memory was 87.5 MB in the beginning and 433.6 MB in the end (delta: -346.1 MB). Peak memory consumption was 8.8 MB. Max. memory is 7.1 GB. [2019-09-20 14:05:21,632 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 14:05:21,635 INFO L168 Benchmark]: CACSL2BoogieTranslator took 543.99 ms. Allocated memory was 132.1 MB in the beginning and 198.7 MB in the end (delta: 66.6 MB). Free memory was 87.2 MB in the beginning and 173.8 MB in the end (delta: -86.6 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-09-20 14:05:21,635 INFO L168 Benchmark]: Boogie Preprocessor took 67.53 ms. Allocated memory is still 198.7 MB. Free memory was 173.8 MB in the beginning and 171.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2019-09-20 14:05:21,636 INFO L168 Benchmark]: RCFGBuilder took 556.04 ms. Allocated memory is still 198.7 MB. Free memory was 171.6 MB in the beginning and 145.9 MB in the end (delta: 25.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. [2019-09-20 14:05:21,637 INFO L168 Benchmark]: Sifa took 36889.69 ms. Allocated memory was 198.7 MB in the beginning and 487.1 MB in the end (delta: 288.4 MB). Free memory was 145.9 MB in the beginning and 433.6 MB in the end (delta: -287.7 MB). Peak memory consumption was 705.2 kB. Max. memory is 7.1 GB. [2019-09-20 14:05:21,641 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 132.1 MB. Free memory was 106.3 MB in the beginning and 106.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 543.99 ms. Allocated memory was 132.1 MB in the beginning and 198.7 MB in the end (delta: 66.6 MB). Free memory was 87.2 MB in the beginning and 173.8 MB in the end (delta: -86.6 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 67.53 ms. Allocated memory is still 198.7 MB. Free memory was 173.8 MB in the beginning and 171.6 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 556.04 ms. Allocated memory is still 198.7 MB. Free memory was 171.6 MB in the beginning and 145.9 MB in the end (delta: 25.6 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB. * Sifa took 36889.69 ms. Allocated memory was 198.7 MB in the beginning and 487.1 MB in the end (delta: 288.4 MB). Free memory was 145.9 MB in the beginning and 433.6 MB in the end (delta: -287.7 MB). Peak memory consumption was 705.2 kB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 36838, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 310, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 287, TOOLS_POST_TIME[ms]: 220, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 22, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 2, TOOLS_QUANTIFIERELIM_APPLICATIONS: 289, TOOLS_QUANTIFIERELIM_TIME[ms]: 164, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 13, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 324, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 139, DOMAIN_JOIN_TIME[ms]: 34850, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 1364, DOMAIN_ISSUBSETEQ_APPLICATIONS: 14, DOMAIN_ISSUBSETEQ_TIME[ms]: 10, DOMAIN_ISBOTTOM_APPLICATIONS: 47, DOMAIN_ISBOTTOM_TIME[ms]: 176, LOOP_SUMMARIZER_APPLICATIONS: 11, LOOP_SUMMARIZER_CACHE_MISSES: 11, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 17875, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 17874, 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]: 6, PATH_EXPR_TIME[ms]: 10, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 72, DAG_COMPRESSION_PROCESSED_NODES: 1544, DAG_COMPRESSION_RETAINED_NODES: 292 - 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 675#(and (= main_~main____CPAchecker_TMP_3~0 0) (= main_~__VERIFIER_assert__cond~11 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: 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 400#(and (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (= 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) (and (= main_~main__t~0 (+ main_~main____CPAchecker_TMP_7~0 1)) (<= main_~main__t~0 (+ main_~main__tagbuf_len~0 1)) (= 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) (<= 1 main_~main__t~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: 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 82#(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: - 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 66#(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: - 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 77#(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: 137]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - 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 664#(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: - PositiveResult [Line: 79]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 273]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 109]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 219]: 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 73#(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: 47]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - 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 87#(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: - 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 631#(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: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...