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+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 17:45:00,983 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 17:45:00,985 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 17:45:01,002 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 17:45:01,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 17:45:01,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 17:45:01,007 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 17:45:01,018 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 17:45:01,020 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 17:45:01,024 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 17:45:01,025 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 17:45:01,026 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 17:45:01,027 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 17:45:01,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 17:45:01,030 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 17:45:01,031 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 17:45:01,033 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 17:45:01,038 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 17:45:01,039 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 17:45:01,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 17:45:01,046 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 17:45:01,048 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 17:45:01,049 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 17:45:01,049 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 17:45:01,054 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 17:45:01,054 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 17:45:01,054 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 17:45:01,057 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 17:45:01,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 17:45:01,060 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 17:45:01,060 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 17:45:01,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 17:45:01,063 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 17:45:01,064 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 17:45:01,068 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 17:45:01,069 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 17:45:01,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 17:45:01,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 17:45:01,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 17:45:01,071 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 17:45:01,073 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 17:45:01,074 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 [2019-09-16 17:45:01,088 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 17:45:01,088 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 17:45:01,090 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 17:45:01,090 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 17:45:01,090 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 17:45:01,090 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 17:45:01,091 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 17:45:01,091 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 17:45:01,091 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 17:45:01,091 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 17:45:01,091 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 17:45:01,092 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 17:45:01,092 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 17:45:01,092 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 17:45:01,092 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 17:45:01,092 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 17:45:01,092 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 17:45:01,093 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 17:45:01,093 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 17:45:01,093 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 17:45:01,093 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 17:45:01,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 17:45:01,094 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 17:45:01,094 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 17:45:01,094 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 17:45:01,094 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 17:45:01,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 17:45:01,095 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 17:45:01,095 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 [2019-09-16 17:45:01,138 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 17:45:01,157 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 17:45:01,160 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 17:45:01,162 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 17:45:01,163 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 17:45:01,163 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c [2019-09-16 17:45:01,237 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbbf12cb4/95dd95947faa442ab447a03bf766fb08/FLAG20f710220 [2019-09-16 17:45:01,713 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 17:45:01,714 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c [2019-09-16 17:45:01,724 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbbf12cb4/95dd95947faa442ab447a03bf766fb08/FLAG20f710220 [2019-09-16 17:45:02,085 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bbbf12cb4/95dd95947faa442ab447a03bf766fb08 [2019-09-16 17:45:02,097 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 17:45:02,099 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 17:45:02,100 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 17:45:02,100 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 17:45:02,104 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 17:45:02,105 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:45:02" (1/1) ... [2019-09-16 17:45:02,107 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@179b972f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:45:02, skipping insertion in model container [2019-09-16 17:45:02,108 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:45:02" (1/1) ... [2019-09-16 17:45:02,115 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 17:45:02,160 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 17:45:02,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:45:02,400 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 17:45:02,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:45:02,543 INFO L192 MainTranslator]: Completed translation [2019-09-16 17:45:02,544 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:45:02 WrapperNode [2019-09-16 17:45:02,544 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 17:45:02,545 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 17:45:02,545 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 17:45:02,545 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 17:45:02,559 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:45:02" (1/1) ... [2019-09-16 17:45:02,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:45:02" (1/1) ... [2019-09-16 17:45:02,565 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:45:02" (1/1) ... [2019-09-16 17:45:02,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:45:02" (1/1) ... [2019-09-16 17:45:02,573 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:45:02" (1/1) ... [2019-09-16 17:45:02,578 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:45:02" (1/1) ... [2019-09-16 17:45:02,580 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:45:02" (1/1) ... [2019-09-16 17:45:02,583 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 17:45:02,583 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 17:45:02,584 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 17:45:02,584 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 17:45:02,585 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:45:02" (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 [2019-09-16 17:45:02,634 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 17:45:02,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 17:45:02,635 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 17:45:02,635 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 17:45:02,635 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-16 17:45:02,635 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-16 17:45:02,635 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 17:45:02,636 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 17:45:02,636 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 17:45:02,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 17:45:03,029 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 17:45:03,029 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-16 17:45:03,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:45:03 BoogieIcfgContainer [2019-09-16 17:45:03,030 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 17:45:03,031 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 17:45:03,031 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 17:45:03,031 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 17:45:03,033 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:45:03" (1/1) ... [2019-09-16 17:45:03,033 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 [2019-09-16 17:45:03,056 INFO L162 IcfgInterpreter]: Started Sifa with 17 locations of interest [2019-09-16 17:45:03,056 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 17:45:03,064 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 17:45:03,073 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 17:45:03,074 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 17:45:03,189 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 16 for LOIs [2019-09-16 17:45:03,691 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 49 [2019-09-16 17:45:04,065 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 54 [2019-09-16 17:45:04,198 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-16 17:45:04,581 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 56 [2019-09-16 17:45:04,696 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-16 17:45:04,997 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 64 [2019-09-16 17:45:05,124 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-16 17:45:05,401 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 64 [2019-09-16 17:45:05,523 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-16 17:45:05,919 WARN L191 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 68 [2019-09-16 17:45:06,094 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-16 17:45:06,468 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 72 [2019-09-16 17:45:06,632 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-16 17:45:07,106 WARN L191 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 79 [2019-09-16 17:45:07,348 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-16 17:45:07,815 WARN L191 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 80 [2019-09-16 17:45:08,049 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-16 17:45:08,750 WARN L191 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 93 [2019-09-16 17:45:09,508 WARN L191 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 68 [2019-09-16 17:45:09,646 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-16 17:45:09,954 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 80 [2019-09-16 17:45:10,098 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-16 17:45:10,740 WARN L191 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 89 [2019-09-16 17:45:10,939 WARN L191 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-16 17:45:12,164 WARN L191 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 135 DAG size of output: 113 [2019-09-16 17:45:12,560 WARN L191 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-16 17:45:13,222 WARN L191 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 104 [2019-09-16 17:45:13,505 WARN L191 SmtUtils]: Spent 282.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-16 17:45:14,314 WARN L191 SmtUtils]: Spent 804.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 118 [2019-09-16 17:45:14,545 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 35 [2019-09-16 17:45:14,896 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 54 [2019-09-16 17:45:15,000 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-16 17:45:15,320 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 54 [2019-09-16 17:45:15,686 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 54 [2019-09-16 17:45:16,065 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 54 [2019-09-16 17:45:16,439 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 54 [2019-09-16 17:45:16,822 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 54 [2019-09-16 17:45:17,218 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 54 [2019-09-16 17:45:17,605 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 54 [2019-09-16 17:45:17,970 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 54 [2019-09-16 17:45:18,334 WARN L191 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 54 [2019-09-16 17:45:18,712 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 54 [2019-09-16 17:45:19,081 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 54 [2019-09-16 17:45:19,447 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 54 [2019-09-16 17:45:19,815 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 54 [2019-09-16 17:45:20,178 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 54 [2019-09-16 17:45:20,551 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 54 [2019-09-16 17:45:20,916 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 54 [2019-09-16 17:45:21,373 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 79 [2019-09-16 17:45:21,763 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 79 [2019-09-16 17:45:22,200 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 79 [2019-09-16 17:45:22,603 WARN L191 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 79 [2019-09-16 17:45:23,018 WARN L191 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 79 [2019-09-16 17:45:23,408 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 79 [2019-09-16 17:45:23,792 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 79 [2019-09-16 17:45:24,185 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 79 [2019-09-16 17:45:24,577 WARN L191 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 79 [2019-09-16 17:45:24,983 WARN L191 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 79 [2019-09-16 17:45:25,371 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 79 [2019-09-16 17:45:25,775 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 79 [2019-09-16 17:45:26,180 WARN L191 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 79 [2019-09-16 17:45:26,594 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 79 [2019-09-16 17:45:27,010 WARN L191 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 79 [2019-09-16 17:45:27,423 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 79 [2019-09-16 17:45:27,864 WARN L191 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 79 [2019-09-16 17:45:28,153 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 57 [2019-09-16 17:45:28,383 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 57 [2019-09-16 17:45:29,317 WARN L191 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 90 [2019-09-16 17:45:29,540 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-16 17:45:29,968 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 101 [2019-09-16 17:45:30,173 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-16 17:45:30,763 WARN L191 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 104 [2019-09-16 17:45:31,060 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-16 17:45:32,126 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 139 DAG size of output: 122 [2019-09-16 17:45:32,623 WARN L191 SmtUtils]: Spent 496.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-16 17:45:33,584 WARN L191 SmtUtils]: Spent 947.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 122 [2019-09-16 17:45:34,019 WARN L191 SmtUtils]: Spent 434.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-16 17:45:35,133 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 129 DAG size of output: 126 [2019-09-16 17:45:36,509 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 63 [2019-09-16 17:45:36,620 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-16 17:45:36,757 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 42 [2019-09-16 17:45:37,071 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 62 [2019-09-16 17:45:37,180 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-16 17:45:37,302 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 30 [2019-09-16 17:45:37,742 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 57 [2019-09-16 17:45:38,246 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 63 [2019-09-16 17:45:38,358 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-16 17:45:38,888 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 63 [2019-09-16 17:45:39,007 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-16 17:45:39,136 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 30 [2019-09-16 17:45:39,631 WARN L191 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 63 [2019-09-16 17:45:39,765 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-16 17:45:39,918 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 42 [2019-09-16 17:45:40,430 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 60 [2019-09-16 17:45:40,679 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 42 [2019-09-16 17:45:41,075 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 60 [2019-09-16 17:45:41,639 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 56 [2019-09-16 17:45:41,879 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 42 [2019-09-16 17:45:42,166 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 57 [2019-09-16 17:45:42,268 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-16 17:45:42,416 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 42 [2019-09-16 17:45:42,790 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 59 [2019-09-16 17:45:42,892 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-16 17:45:43,459 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 60 [2019-09-16 17:45:44,138 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 60 [2019-09-16 17:45:44,351 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 38 [2019-09-16 17:45:44,750 WARN L191 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 60 [2019-09-16 17:45:45,317 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 63 [2019-09-16 17:45:45,433 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-16 17:45:45,591 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 42 [2019-09-16 17:45:45,892 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 62 [2019-09-16 17:45:46,006 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-16 17:45:46,135 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 42 [2019-09-16 17:45:46,559 WARN L191 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 63 [2019-09-16 17:45:46,670 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-16 17:45:46,808 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 30 [2019-09-16 17:45:47,150 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 56 [2019-09-16 17:45:47,384 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 42 [2019-09-16 17:45:47,814 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 63 [2019-09-16 17:45:47,925 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-16 17:45:48,072 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 42 [2019-09-16 17:45:48,377 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 62 [2019-09-16 17:45:48,490 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-16 17:45:48,606 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 30 [2019-09-16 17:45:49,053 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 60 [2019-09-16 17:45:49,679 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 60 [2019-09-16 17:45:50,283 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 60 [2019-09-16 17:45:50,833 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 63 [2019-09-16 17:45:50,950 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-16 17:45:51,091 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 38 [2019-09-16 17:45:51,601 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 62 [2019-09-16 17:45:51,752 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-16 17:45:51,931 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 42 [2019-09-16 17:45:52,267 WARN L191 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 62 [2019-09-16 17:45:52,370 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-16 17:45:52,490 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 30 [2019-09-16 17:45:52,945 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 60 [2019-09-16 17:45:53,558 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 59 [2019-09-16 17:45:53,821 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 42 [2019-09-16 17:45:54,258 WARN L191 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 59 [2019-09-16 17:45:54,934 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 65 [2019-09-16 17:45:55,048 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-16 17:45:55,207 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 42 [2019-09-16 17:45:55,880 WARN L191 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 65 [2019-09-16 17:45:56,034 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-16 17:45:56,168 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 38 [2019-09-16 17:45:56,469 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 62 [2019-09-16 17:45:56,581 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2019-09-16 17:45:56,709 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 30 [2019-09-16 17:45:57,139 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 57 [2019-09-16 17:45:57,361 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 42 [2019-09-16 17:45:57,770 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 60 [2019-09-16 17:45:58,003 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 42 [2019-09-16 17:45:58,407 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 59 [2019-09-16 17:45:58,640 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 31 [2019-09-16 17:45:58,992 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 75 [2019-09-16 17:45:59,097 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-16 17:45:59,493 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 59 [2019-09-16 17:46:00,084 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 60 [2019-09-16 17:46:00,771 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 60 [2019-09-16 17:46:00,995 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 42 [2019-09-16 17:46:01,391 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 60 [2019-09-16 17:46:02,086 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 57 [2019-09-16 17:46:02,188 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-16 17:46:02,304 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 38 [2019-09-16 17:46:02,689 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 59 [2019-09-16 17:46:02,890 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 30 [2019-09-16 17:46:03,389 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 59 [2019-09-16 17:46:03,986 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 60 [2019-09-16 17:46:04,088 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-16 17:46:04,679 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 59 [2019-09-16 17:46:04,910 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 42 [2019-09-16 17:46:05,321 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 60 [2019-09-16 17:46:05,632 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-16 17:46:05,633 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-16 17:46:05,636 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 1483#false [2019-09-16 17:46:05,636 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 308#(and (and (= main_~main____CPAchecker_TMP_0~0 ~__tmp_247_0~0) (not (= 0 main_~main____CPAchecker_TMP_0~1)) (= main_~__tmp_1~0 (ite (<= 0 main_~main__t~0) 1 0)) (<= 0 (+ main_~main____CPAchecker_TMP_0~1 2147483648)) (= main_~__tmp_2~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~1) (<= main_~main____CPAchecker_TMP_0~1 2147483647) (= main_~main____CPAchecker_TMP_0~1 ~__tmp_247_0~0) (not (= main_~__VERIFIER_assert__cond~0 0))) (= main_~__VERIFIER_assert__cond~1 0)) [2019-09-16 17:46:05,637 INFO L193 IcfgInterpreter]: Reachable states at location mainErr15ASSERT_VIOLATIONERROR_FUNCTION satisfy 95#(and (= 0 main_~main____CPAchecker_TMP_0~1) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_17~0) (= main_~__VERIFIER_assert__cond~16 0) (= main_~__VERIFIER_assert__cond~16 main_~__tmp_17~0) (not (= main_~main__tagbuf_len~0 main_~main__t~0))) [2019-09-16 17:46:05,637 INFO L193 IcfgInterpreter]: Reachable states at location mainErr12ASSERT_VIOLATIONERROR_FUNCTION satisfy 17#false [2019-09-16 17:46:05,637 INFO L193 IcfgInterpreter]: Reachable states at location mainErr7ASSERT_VIOLATIONERROR_FUNCTION satisfy 881#false [2019-09-16 17:46:05,637 INFO L193 IcfgInterpreter]: Reachable states at location mainErr13ASSERT_VIOLATIONERROR_FUNCTION satisfy 84#(and (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_15~0) (= main_~__VERIFIER_assert__cond~14 0) (= main_~__VERIFIER_assert__cond~14 main_~__tmp_15~0) (= main_~main__tagbuf_len~0 main_~main__t~0)) [2019-09-16 17:46:05,637 INFO L193 IcfgInterpreter]: Reachable states at location mainErr16ASSERT_VIOLATIONERROR_FUNCTION satisfy 91#(and (not (= main_~__VERIFIER_assert__cond~16 0)) (= 0 main_~main____CPAchecker_TMP_0~1) (= (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) (= main_~__VERIFIER_assert__cond~17 0) (= main_~__VERIFIER_assert__cond~16 main_~__tmp_17~0) (= main_~__VERIFIER_assert__cond~17 main_~__tmp_18~0)) [2019-09-16 17:46:05,638 INFO L193 IcfgInterpreter]: Reachable states at location mainErr6ASSERT_VIOLATIONERROR_FUNCTION satisfy 947#false [2019-09-16 17:46:05,638 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 298#(and (= main_~main____CPAchecker_TMP_0~0 ~__tmp_247_0~0) (not (= 0 main_~main____CPAchecker_TMP_0~1)) (= main_~__tmp_1~0 (ite (<= 0 main_~main__t~0) 1 0)) (<= 0 (+ main_~main____CPAchecker_TMP_0~1 2147483648)) (= main_~__VERIFIER_assert__cond~0 0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (<= main_~main____CPAchecker_TMP_0~1 2147483647) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (= main_~main____CPAchecker_TMP_0~1 ~__tmp_247_0~0)) [2019-09-16 17:46:05,638 INFO L193 IcfgInterpreter]: Reachable states at location mainErr8ASSERT_VIOLATIONERROR_FUNCTION satisfy 1435#(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)) [2019-09-16 17:46:05,638 INFO L193 IcfgInterpreter]: Reachable states at location mainErr5ASSERT_VIOLATIONERROR_FUNCTION satisfy 1072#(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)) (= main_~__VERIFIER_assert__cond~5 0) (not (= main_~__VERIFIER_assert__cond~4 0)) (= main_~__tmp_5~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__tmp_6~0 main_~__VERIFIER_assert__cond~5)) [2019-09-16 17:46:05,639 INFO L193 IcfgInterpreter]: Reachable states at location mainErr10ASSERT_VIOLATIONERROR_FUNCTION satisfy 1476#(and (not (= 0 main_~main____CPAchecker_TMP_6~0)) (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (= main_~__VERIFIER_assert__cond~10 0) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_11~0) (= main_~main____CPAchecker_TMP_3~0 0)) [2019-09-16 17:46:05,639 INFO L193 IcfgInterpreter]: Reachable states at location mainErr9ASSERT_VIOLATIONERROR_FUNCTION satisfy 1346#(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)) [2019-09-16 17:46:05,639 INFO L193 IcfgInterpreter]: Reachable states at location mainErr3ASSERT_VIOLATIONERROR_FUNCTION satisfy 1249#false [2019-09-16 17:46:05,639 INFO L193 IcfgInterpreter]: Reachable states at location mainErr14ASSERT_VIOLATIONERROR_FUNCTION satisfy 80#false [2019-09-16 17:46:05,639 INFO L193 IcfgInterpreter]: Reachable states at location mainErr11ASSERT_VIOLATIONERROR_FUNCTION satisfy 1388#(and (not (= 0 main_~main____CPAchecker_TMP_6~0)) (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_12~0) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_11~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (= main_~main____CPAchecker_TMP_3~0 0) (= main_~__VERIFIER_assert__cond~11 0)) [2019-09-16 17:46:05,640 INFO L193 IcfgInterpreter]: Reachable states at location mainErr4ASSERT_VIOLATIONERROR_FUNCTION satisfy 1196#(and (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (= main_~__tmp_5~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~4 0)) [2019-09-16 17:46:05,669 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-16 17:46:05,670 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-16 17:46:05,672 INFO L168 Benchmark]: Toolchain (without parser) took 63573.24 ms. Allocated memory was 129.0 MB in the beginning and 606.6 MB in the end (delta: 477.6 MB). Free memory was 84.1 MB in the beginning and 480.3 MB in the end (delta: -396.2 MB). Peak memory consumption was 81.4 MB. Max. memory is 7.1 GB. [2019-09-16 17:46:05,673 INFO L168 Benchmark]: CDTParser took 1.24 ms. Allocated memory is still 129.0 MB. Free memory is still 102.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-16 17:46:05,673 INFO L168 Benchmark]: CACSL2BoogieTranslator took 444.58 ms. Allocated memory was 129.0 MB in the beginning and 196.6 MB in the end (delta: 67.6 MB). Free memory was 83.7 MB in the beginning and 171.3 MB in the end (delta: -87.5 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. [2019-09-16 17:46:05,674 INFO L168 Benchmark]: Boogie Preprocessor took 38.48 ms. Allocated memory is still 196.6 MB. Free memory was 171.3 MB in the beginning and 170.3 MB in the end (delta: 954.8 kB). Peak memory consumption was 954.8 kB. Max. memory is 7.1 GB. [2019-09-16 17:46:05,675 INFO L168 Benchmark]: RCFGBuilder took 447.11 ms. Allocated memory is still 196.6 MB. Free memory was 170.3 MB in the beginning and 145.8 MB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. [2019-09-16 17:46:05,675 INFO L168 Benchmark]: Sifa took 62638.94 ms. Allocated memory was 196.6 MB in the beginning and 606.6 MB in the end (delta: 410.0 MB). Free memory was 145.8 MB in the beginning and 480.3 MB in the end (delta: -334.6 MB). Peak memory consumption was 75.4 MB. Max. memory is 7.1 GB. [2019-09-16 17:46:05,677 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.24 ms. Allocated memory is still 129.0 MB. Free memory is still 102.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 444.58 ms. Allocated memory was 129.0 MB in the beginning and 196.6 MB in the end (delta: 67.6 MB). Free memory was 83.7 MB in the beginning and 171.3 MB in the end (delta: -87.5 MB). Peak memory consumption was 26.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 38.48 ms. Allocated memory is still 196.6 MB. Free memory was 171.3 MB in the beginning and 170.3 MB in the end (delta: 954.8 kB). Peak memory consumption was 954.8 kB. Max. memory is 7.1 GB. * RCFGBuilder took 447.11 ms. Allocated memory is still 196.6 MB. Free memory was 170.3 MB in the beginning and 145.8 MB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. * Sifa took 62638.94 ms. Allocated memory was 196.6 MB in the beginning and 606.6 MB in the end (delta: 410.0 MB). Free memory was 145.8 MB in the beginning and 480.3 MB in the end (delta: -334.6 MB). Peak memory consumption was 75.4 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]: 62584, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 945, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 860, TOOLS_POST_TIME[ms]: 601, 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: 861, TOOLS_QUANTIFIERELIM_TIME[ms]: 444, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 13, FLUID_QUERY_TIME[ms]: 23, FLUID_QUERIES: 1002, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 264, DOMAIN_JOIN_TIME[ms]: 54911, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 9, DOMAIN_WIDEN_TIME[ms]: 6507, DOMAIN_ISSUBSETEQ_APPLICATIONS: 57, DOMAIN_ISSUBSETEQ_TIME[ms]: 87, DOMAIN_ISBOTTOM_APPLICATIONS: 93, DOMAIN_ISBOTTOM_TIME[ms]: 194, LOOP_SUMMARIZER_APPLICATIONS: 48, LOOP_SUMMARIZER_CACHE_MISSES: 48, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 46276, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 46274, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 57, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 1, CALL_SUMMARIZER_OVERALL_TIME[ms]: 60, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 60, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 96, DAG_COMPRESSION_PROCESSED_NODES: 2892, DAG_COMPRESSION_RETAINED_NODES: 417 - PositiveResult [Line: 68]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 51]: 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 308#(and (and (= main_~main____CPAchecker_TMP_0~0 ~__tmp_247_0~0) (not (= 0 main_~main____CPAchecker_TMP_0~1)) (= main_~__tmp_1~0 (ite (<= 0 main_~main__t~0) 1 0)) (<= 0 (+ main_~main____CPAchecker_TMP_0~1 2147483648)) (= main_~__tmp_2~0 (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0)) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (= main_~__tmp_2~0 main_~__VERIFIER_assert__cond~1) (<= main_~main____CPAchecker_TMP_0~1 2147483647) (= main_~main____CPAchecker_TMP_0~1 ~__tmp_247_0~0) (not (= main_~__VERIFIER_assert__cond~0 0))) (= main_~__VERIFIER_assert__cond~1 0)). Possible FailurePath: - UnprovableResult [Line: 334]: 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 95#(and (= 0 main_~main____CPAchecker_TMP_0~1) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_17~0) (= main_~__VERIFIER_assert__cond~16 0) (= main_~__VERIFIER_assert__cond~16 main_~__tmp_17~0) (not (= main_~main__tagbuf_len~0 main_~main__t~0))). Possible FailurePath: - PositiveResult [Line: 274]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 150]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 293]: 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 84#(and (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_15~0) (= main_~__VERIFIER_assert__cond~14 0) (= main_~__VERIFIER_assert__cond~14 main_~__tmp_15~0) (= main_~main__tagbuf_len~0 main_~main__t~0)). Possible FailurePath: - UnprovableResult [Line: 346]: 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 91#(and (not (= main_~__VERIFIER_assert__cond~16 0)) (= 0 main_~main____CPAchecker_TMP_0~1) (= (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) (= main_~__VERIFIER_assert__cond~17 0) (= main_~__VERIFIER_assert__cond~16 main_~__tmp_17~0) (= main_~__VERIFIER_assert__cond~17 main_~__tmp_18~0)). Possible FailurePath: - PositiveResult [Line: 138]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 39]: 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 298#(and (= main_~main____CPAchecker_TMP_0~0 ~__tmp_247_0~0) (not (= 0 main_~main____CPAchecker_TMP_0~1)) (= main_~__tmp_1~0 (ite (<= 0 main_~main__t~0) 1 0)) (<= 0 (+ main_~main____CPAchecker_TMP_0~1 2147483648)) (= main_~__VERIFIER_assert__cond~0 0) (= main_~__tmp_1~0 main_~__VERIFIER_assert__cond~0) (<= main_~main____CPAchecker_TMP_0~1 2147483647) (not (= main_~main__tagbuf_len~0 main_~main__t~0)) (= main_~main____CPAchecker_TMP_0~1 ~__tmp_247_0~0)). Possible FailurePath: - UnprovableResult [Line: 172]: 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 1435#(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: 122]: 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 1072#(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)) (= main_~__VERIFIER_assert__cond~5 0) (not (= main_~__VERIFIER_assert__cond~4 0)) (= main_~__tmp_5~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__tmp_6~0 main_~__VERIFIER_assert__cond~5)). Possible FailurePath: - UnprovableResult [Line: 220]: 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 1476#(and (not (= 0 main_~main____CPAchecker_TMP_6~0)) (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (= main_~__VERIFIER_assert__cond~10 0) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_11~0) (= main_~main____CPAchecker_TMP_3~0 0)). Possible FailurePath: - UnprovableResult [Line: 184]: 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 1346#(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: 80]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 305]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 232]: 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 1388#(and (not (= 0 main_~main____CPAchecker_TMP_6~0)) (= main_~__VERIFIER_assert__cond~10 main_~__tmp_11~0) (= main_~__VERIFIER_assert__cond~11 main_~__tmp_12~0) (= (ite (<= main_~main__t~0 main_~main__tagbuf_len~0) 1 0) main_~__tmp_12~0) (= (ite (<= 0 main_~main__t~0) 1 0) main_~__tmp_11~0) (not (= main_~__VERIFIER_assert__cond~10 0)) (= main_~main____CPAchecker_TMP_3~0 0) (= main_~__VERIFIER_assert__cond~11 0)). Possible FailurePath: - UnprovableResult [Line: 110]: 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 1196#(and (not (= 0 main_~main____CPAchecker_TMP_4~0)) (= main_~__tmp_5~0 main_~__VERIFIER_assert__cond~4) (= main_~__tmp_5~0 (ite (<= 0 main_~main__t~0) 1 0)) (= main_~__VERIFIER_assert__cond~4 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...