/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec11_product36.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 04:52:24,008 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 04:52:24,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 04:52:24,022 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 04:52:24,023 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 04:52:24,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 04:52:24,025 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 04:52:24,027 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 04:52:24,029 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 04:52:24,029 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 04:52:24,030 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 04:52:24,031 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 04:52:24,032 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 04:52:24,033 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 04:52:24,033 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 04:52:24,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 04:52:24,035 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 04:52:24,036 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 04:52:24,038 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 04:52:24,039 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 04:52:24,041 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 04:52:24,042 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 04:52:24,043 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 04:52:24,044 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 04:52:24,046 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 04:52:24,049 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 04:52:24,050 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 04:52:24,050 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 04:52:24,051 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 04:52:24,052 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 04:52:24,052 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 04:52:24,053 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 04:52:24,053 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 04:52:24,053 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 04:52:24,054 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 04:52:24,055 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 04:52:24,056 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 04:52:24,071 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 04:52:24,071 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 04:52:24,072 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 04:52:24,072 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 04:52:24,072 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 04:52:24,072 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 04:52:24,073 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 04:52:24,073 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 04:52:24,073 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 04:52:24,073 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 04:52:24,073 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 04:52:24,074 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 04:52:24,074 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 04:52:24,074 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 04:52:24,074 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 04:52:24,075 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 04:52:24,075 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 04:52:24,075 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 04:52:24,076 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 04:52:24,076 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 04:52:24,076 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 04:52:24,076 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 04:52:24,076 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 04:52:24,077 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 04:52:24,077 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 04:52:24,077 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 04:52:24,077 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 04:52:24,077 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 04:52:24,078 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 04:52:24,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 04:52:24,078 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 04:52:24,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 04:52:24,078 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 04:52:24,079 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 04:52:24,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 04:52:24,079 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 04:52:24,079 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 04:52:24,079 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 04:52:24,361 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 04:52:24,375 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 04:52:24,379 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 04:52:24,380 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 04:52:24,380 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 04:52:24,381 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product36.cil.c [2019-11-24 04:52:24,455 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc901db66/24bab9495eea41ae9e6d4bcb5cff3594/FLAG7d0ac2397 [2019-11-24 04:52:25,074 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 04:52:25,075 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec11_product36.cil.c [2019-11-24 04:52:25,094 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc901db66/24bab9495eea41ae9e6d4bcb5cff3594/FLAG7d0ac2397 [2019-11-24 04:52:25,291 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc901db66/24bab9495eea41ae9e6d4bcb5cff3594 [2019-11-24 04:52:25,303 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 04:52:25,305 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 04:52:25,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 04:52:25,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 04:52:25,309 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 04:52:25,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:52:25" (1/1) ... [2019-11-24 04:52:25,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@640971ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:52:25, skipping insertion in model container [2019-11-24 04:52:25,313 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:52:25" (1/1) ... [2019-11-24 04:52:25,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 04:52:25,388 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 04:52:26,157 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 04:52:26,179 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 04:52:26,296 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 04:52:26,361 INFO L208 MainTranslator]: Completed translation [2019-11-24 04:52:26,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:52:26 WrapperNode [2019-11-24 04:52:26,362 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 04:52:26,363 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 04:52:26,363 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 04:52:26,363 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 04:52:26,370 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:52:26" (1/1) ... [2019-11-24 04:52:26,403 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:52:26" (1/1) ... [2019-11-24 04:52:26,499 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 04:52:26,500 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 04:52:26,500 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 04:52:26,500 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 04:52:26,514 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:52:26" (1/1) ... [2019-11-24 04:52:26,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:52:26" (1/1) ... [2019-11-24 04:52:26,545 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:52:26" (1/1) ... [2019-11-24 04:52:26,545 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:52:26" (1/1) ... [2019-11-24 04:52:26,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:52:26" (1/1) ... [2019-11-24 04:52:26,625 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:52:26" (1/1) ... [2019-11-24 04:52:26,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:52:26" (1/1) ... [2019-11-24 04:52:26,649 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 04:52:26,650 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 04:52:26,650 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 04:52:26,650 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 04:52:26,651 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:52:26" (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 [2019-11-24 04:52:26,729 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-24 04:52:26,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 04:52:26,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 04:52:26,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 04:52:26,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 04:52:33,534 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 04:52:33,534 INFO L284 CfgBuilder]: Removed 405 assume(true) statements. [2019-11-24 04:52:33,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:52:33 BoogieIcfgContainer [2019-11-24 04:52:33,537 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 04:52:33,538 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 04:52:33,538 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 04:52:33,541 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 04:52:33,541 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 04:52:25" (1/3) ... [2019-11-24 04:52:33,542 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60eb0a38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 04:52:33, skipping insertion in model container [2019-11-24 04:52:33,542 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:52:26" (2/3) ... [2019-11-24 04:52:33,543 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60eb0a38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 04:52:33, skipping insertion in model container [2019-11-24 04:52:33,543 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:52:33" (3/3) ... [2019-11-24 04:52:33,545 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product36.cil.c [2019-11-24 04:52:33,554 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 04:52:33,562 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2019-11-24 04:52:33,573 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-11-24 04:52:33,598 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 04:52:33,599 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 04:52:33,599 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 04:52:33,599 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 04:52:33,600 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 04:52:33,600 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 04:52:33,600 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 04:52:33,600 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 04:52:33,619 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states. [2019-11-24 04:52:33,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-24 04:52:33,626 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:52:33,627 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 04:52:33,627 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 04:52:33,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:52:33,632 INFO L82 PathProgramCache]: Analyzing trace with hash 1206670151, now seen corresponding path program 1 times [2019-11-24 04:52:33,640 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:52:33,640 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012868450] [2019-11-24 04:52:33,641 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:52:33,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:52:34,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 04:52:34,021 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012868450] [2019-11-24 04:52:34,022 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:52:34,022 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-24 04:52:34,023 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494779464] [2019-11-24 04:52:34,028 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-24 04:52:34,028 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:52:34,042 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-24 04:52:34,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-24 04:52:34,045 INFO L87 Difference]: Start difference. First operand 69 states. Second operand 2 states. [2019-11-24 04:52:34,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:52:34,073 INFO L93 Difference]: Finished difference Result 112 states and 165 transitions. [2019-11-24 04:52:34,073 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-24 04:52:34,074 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 8 [2019-11-24 04:52:34,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:52:34,086 INFO L225 Difference]: With dead ends: 112 [2019-11-24 04:52:34,086 INFO L226 Difference]: Without dead ends: 63 [2019-11-24 04:52:34,090 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-24 04:52:34,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2019-11-24 04:52:34,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2019-11-24 04:52:34,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2019-11-24 04:52:34,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 90 transitions. [2019-11-24 04:52:34,131 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 90 transitions. Word has length 8 [2019-11-24 04:52:34,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:52:34,132 INFO L462 AbstractCegarLoop]: Abstraction has 63 states and 90 transitions. [2019-11-24 04:52:34,132 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-24 04:52:34,132 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2019-11-24 04:52:34,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-24 04:52:34,133 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:52:34,133 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 04:52:34,134 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 04:52:34,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:52:34,134 INFO L82 PathProgramCache]: Analyzing trace with hash -1283814768, now seen corresponding path program 1 times [2019-11-24 04:52:34,134 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:52:34,135 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368135080] [2019-11-24 04:52:34,135 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:52:34,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:52:34,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-24 04:52:34,291 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368135080] [2019-11-24 04:52:34,291 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:52:34,291 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 04:52:34,291 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [89501817] [2019-11-24 04:52:34,293 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 04:52:34,294 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:52:34,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 04:52:34,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 04:52:34,294 INFO L87 Difference]: Start difference. First operand 63 states and 90 transitions. Second operand 3 states. [2019-11-24 04:52:34,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:52:34,327 INFO L93 Difference]: Finished difference Result 102 states and 134 transitions. [2019-11-24 04:52:34,329 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 04:52:34,329 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2019-11-24 04:52:34,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:52:34,332 INFO L225 Difference]: With dead ends: 102 [2019-11-24 04:52:34,332 INFO L226 Difference]: Without dead ends: 65 [2019-11-24 04:52:34,334 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 04:52:34,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2019-11-24 04:52:34,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2019-11-24 04:52:34,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2019-11-24 04:52:34,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 92 transitions. [2019-11-24 04:52:34,357 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 92 transitions. Word has length 9 [2019-11-24 04:52:34,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:52:34,357 INFO L462 AbstractCegarLoop]: Abstraction has 65 states and 92 transitions. [2019-11-24 04:52:34,357 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 04:52:34,357 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 92 transitions. [2019-11-24 04:52:34,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-24 04:52:34,359 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:52:34,359 INFO L410 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 04:52:34,360 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 04:52:34,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:52:34,361 INFO L82 PathProgramCache]: Analyzing trace with hash -897278642, now seen corresponding path program 1 times [2019-11-24 04:52:34,361 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:52:34,362 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468230675] [2019-11-24 04:52:34,362 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:52:34,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:52:34,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-24 04:52:34,562 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468230675] [2019-11-24 04:52:34,562 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:52:34,562 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 04:52:34,564 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370685035] [2019-11-24 04:52:34,564 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 04:52:34,565 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:52:34,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 04:52:34,565 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 04:52:34,565 INFO L87 Difference]: Start difference. First operand 65 states and 92 transitions. Second operand 3 states. [2019-11-24 04:52:34,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:52:34,619 INFO L93 Difference]: Finished difference Result 76 states and 106 transitions. [2019-11-24 04:52:34,620 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 04:52:34,620 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 13 [2019-11-24 04:52:34,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:52:34,621 INFO L225 Difference]: With dead ends: 76 [2019-11-24 04:52:34,621 INFO L226 Difference]: Without dead ends: 0 [2019-11-24 04:52:34,622 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 04:52:34,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-24 04:52:34,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-24 04:52:34,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-24 04:52:34,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-24 04:52:34,624 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2019-11-24 04:52:34,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:52:34,624 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-24 04:52:34,625 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 04:52:34,625 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-24 04:52:34,625 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-24 04:52:34,630 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-24 04:52:34,693 INFO L447 ceAbstractionStarter]: At program point L1164(lines 1154 1216) the Hoare annotation is: true [2019-11-24 04:52:34,693 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 1237) no Hoare annotation was computed. [2019-11-24 04:52:34,693 INFO L447 ceAbstractionStarter]: At program point L1169(lines 1169 1176) the Hoare annotation is: true [2019-11-24 04:52:34,693 INFO L447 ceAbstractionStarter]: At program point L1178(lines 1165 1215) the Hoare annotation is: true [2019-11-24 04:52:34,693 INFO L444 ceAbstractionStarter]: For program point L1183(lines 1183 1187) no Hoare annotation was computed. [2019-11-24 04:52:34,694 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1237) no Hoare annotation was computed. [2019-11-24 04:52:34,694 INFO L447 ceAbstractionStarter]: At program point L1189(lines 1179 1214) the Hoare annotation is: true [2019-11-24 04:52:34,694 INFO L444 ceAbstractionStarter]: For program point L1194(lines 1194 1198) no Hoare annotation was computed. [2019-11-24 04:52:34,694 INFO L447 ceAbstractionStarter]: At program point L2384(lines 2384 2403) the Hoare annotation is: true [2019-11-24 04:52:34,694 INFO L447 ceAbstractionStarter]: At program point L2384-1(lines 2384 2403) the Hoare annotation is: true [2019-11-24 04:52:34,694 INFO L447 ceAbstractionStarter]: At program point L934(lines 934 942) the Hoare annotation is: true [2019-11-24 04:52:34,695 INFO L447 ceAbstractionStarter]: At program point L1200(lines 1190 1213) the Hoare annotation is: true [2019-11-24 04:52:34,695 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 1237) no Hoare annotation was computed. [2019-11-24 04:52:34,695 INFO L444 ceAbstractionStarter]: For program point L1205(lines 1205 1209) no Hoare annotation was computed. [2019-11-24 04:52:34,695 INFO L447 ceAbstractionStarter]: At program point L1205-1(lines 1074 1223) the Hoare annotation is: true [2019-11-24 04:52:34,695 INFO L444 ceAbstractionStarter]: For program point L1075(lines 1074 1223) no Hoare annotation was computed. [2019-11-24 04:52:34,695 INFO L444 ceAbstractionStarter]: For program point L1082(lines 1082 1222) no Hoare annotation was computed. [2019-11-24 04:52:34,695 INFO L444 ceAbstractionStarter]: For program point L1086(lines 1086 1090) no Hoare annotation was computed. [2019-11-24 04:52:34,696 INFO L447 ceAbstractionStarter]: At program point L1224(lines 1073 1225) the Hoare annotation is: true [2019-11-24 04:52:34,696 INFO L447 ceAbstractionStarter]: At program point L1092(lines 1082 1222) the Hoare annotation is: true [2019-11-24 04:52:34,696 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 1237) no Hoare annotation was computed. [2019-11-24 04:52:34,696 INFO L447 ceAbstractionStarter]: At program point L1097(lines 1097 1104) the Hoare annotation is: true [2019-11-24 04:52:34,696 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 1237) no Hoare annotation was computed. [2019-11-24 04:52:34,696 INFO L444 ceAbstractionStarter]: For program point L1237(line 1237) no Hoare annotation was computed. [2019-11-24 04:52:34,696 INFO L444 ceAbstractionStarter]: For program point L1237-1(line 1237) no Hoare annotation was computed. [2019-11-24 04:52:34,697 INFO L444 ceAbstractionStarter]: For program point L1237-2(line 1237) no Hoare annotation was computed. [2019-11-24 04:52:34,697 INFO L444 ceAbstractionStarter]: For program point L1237-3(line 1237) no Hoare annotation was computed. [2019-11-24 04:52:34,697 INFO L444 ceAbstractionStarter]: For program point L1237-4(line 1237) no Hoare annotation was computed. [2019-11-24 04:52:34,697 INFO L444 ceAbstractionStarter]: For program point L1237-5(line 1237) no Hoare annotation was computed. [2019-11-24 04:52:34,697 INFO L440 ceAbstractionStarter]: At program point L1238(lines 2573 2590) the Hoare annotation is: (= 1 ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~16) [2019-11-24 04:52:34,699 INFO L440 ceAbstractionStarter]: At program point L1238-1(lines 2573 2590) the Hoare annotation is: (= 1 ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~16) [2019-11-24 04:52:34,699 INFO L440 ceAbstractionStarter]: At program point L1238-2(lines 2573 2590) the Hoare annotation is: (= 1 ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~16) [2019-11-24 04:52:34,699 INFO L440 ceAbstractionStarter]: At program point L1238-3(lines 2573 2590) the Hoare annotation is: (= 1 ULTIMATE.start___utac_acc__DecryptAutoResponder_spec__1_~tmp~16) [2019-11-24 04:52:34,699 INFO L447 ceAbstractionStarter]: At program point L1106(lines 1093 1221) the Hoare annotation is: true [2019-11-24 04:52:34,699 INFO L447 ceAbstractionStarter]: At program point L1238-4(lines 2573 2590) the Hoare annotation is: true [2019-11-24 04:52:34,700 INFO L447 ceAbstractionStarter]: At program point L1238-5(lines 2573 2590) the Hoare annotation is: true [2019-11-24 04:52:34,700 INFO L444 ceAbstractionStarter]: For program point L1111(lines 1111 1115) no Hoare annotation was computed. [2019-11-24 04:52:34,700 INFO L447 ceAbstractionStarter]: At program point L2435-1(lines 2427 2444) the Hoare annotation is: true [2019-11-24 04:52:34,700 INFO L447 ceAbstractionStarter]: At program point L2435(lines 2435 2441) the Hoare annotation is: true [2019-11-24 04:52:34,700 INFO L447 ceAbstractionStarter]: At program point L2435-3(lines 2427 2444) the Hoare annotation is: true [2019-11-24 04:52:34,700 INFO L447 ceAbstractionStarter]: At program point L2435-2(lines 2435 2441) the Hoare annotation is: true [2019-11-24 04:52:34,700 INFO L447 ceAbstractionStarter]: At program point L2435-5(lines 2427 2444) the Hoare annotation is: true [2019-11-24 04:52:34,701 INFO L447 ceAbstractionStarter]: At program point L2435-4(lines 2435 2441) the Hoare annotation is: true [2019-11-24 04:52:34,701 INFO L447 ceAbstractionStarter]: At program point L2435-7(lines 2427 2444) the Hoare annotation is: true [2019-11-24 04:52:34,701 INFO L447 ceAbstractionStarter]: At program point L2435-6(lines 2435 2441) the Hoare annotation is: true [2019-11-24 04:52:34,701 INFO L447 ceAbstractionStarter]: At program point L2435-9(lines 2427 2444) the Hoare annotation is: true [2019-11-24 04:52:34,702 INFO L447 ceAbstractionStarter]: At program point L2435-8(lines 2435 2441) the Hoare annotation is: true [2019-11-24 04:52:34,702 INFO L447 ceAbstractionStarter]: At program point L2435-11(lines 2427 2444) the Hoare annotation is: true [2019-11-24 04:52:34,702 INFO L447 ceAbstractionStarter]: At program point L2435-10(lines 2435 2441) the Hoare annotation is: true [2019-11-24 04:52:34,702 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-24 04:52:34,702 INFO L447 ceAbstractionStarter]: At program point L1117(lines 1107 1220) the Hoare annotation is: true [2019-11-24 04:52:34,703 INFO L444 ceAbstractionStarter]: For program point L1122(lines 1122 1126) no Hoare annotation was computed. [2019-11-24 04:52:34,703 INFO L447 ceAbstractionStarter]: At program point L990(lines 990 997) the Hoare annotation is: true [2019-11-24 04:52:34,703 INFO L447 ceAbstractionStarter]: At program point L990-1(lines 990 997) the Hoare annotation is: true [2019-11-24 04:52:34,704 INFO L444 ceAbstractionStarter]: For program point L2581(lines 2581 2587) no Hoare annotation was computed. [2019-11-24 04:52:34,704 INFO L444 ceAbstractionStarter]: For program point L2581-2(lines 2581 2587) no Hoare annotation was computed. [2019-11-24 04:52:34,704 INFO L444 ceAbstractionStarter]: For program point L2581-4(lines 2581 2587) no Hoare annotation was computed. [2019-11-24 04:52:34,704 INFO L444 ceAbstractionStarter]: For program point L2581-6(lines 2581 2587) no Hoare annotation was computed. [2019-11-24 04:52:34,705 INFO L444 ceAbstractionStarter]: For program point L2581-8(lines 2581 2587) no Hoare annotation was computed. [2019-11-24 04:52:34,706 INFO L444 ceAbstractionStarter]: For program point L2581-10(lines 2581 2587) no Hoare annotation was computed. [2019-11-24 04:52:34,706 INFO L447 ceAbstractionStarter]: At program point L1128(lines 1118 1219) the Hoare annotation is: true [2019-11-24 04:52:34,706 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 1237) no Hoare annotation was computed. [2019-11-24 04:52:34,706 INFO L444 ceAbstractionStarter]: For program point L1133(lines 1133 1137) no Hoare annotation was computed. [2019-11-24 04:52:34,706 INFO L447 ceAbstractionStarter]: At program point L2455-5(lines 2481 2493) the Hoare annotation is: true [2019-11-24 04:52:34,706 INFO L447 ceAbstractionStarter]: At program point L1139(lines 1129 1218) the Hoare annotation is: true [2019-11-24 04:52:34,707 INFO L447 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-24 04:52:34,707 INFO L447 ceAbstractionStarter]: At program point L1144(lines 1144 1151) the Hoare annotation is: true [2019-11-24 04:52:34,707 INFO L447 ceAbstractionStarter]: At program point L1153(lines 1140 1217) the Hoare annotation is: true [2019-11-24 04:52:34,707 INFO L444 ceAbstractionStarter]: For program point L1158(lines 1158 1162) no Hoare annotation was computed. [2019-11-24 04:52:34,728 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 04:52:34 BoogieIcfgContainer [2019-11-24 04:52:34,728 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-24 04:52:34,734 INFO L168 Benchmark]: Toolchain (without parser) took 9425.73 ms. Allocated memory was 145.2 MB in the beginning and 352.8 MB in the end (delta: 207.6 MB). Free memory was 100.8 MB in the beginning and 169.2 MB in the end (delta: -68.5 MB). Peak memory consumption was 139.2 MB. Max. memory is 7.1 GB. [2019-11-24 04:52:34,735 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-11-24 04:52:34,740 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1056.48 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 100.6 MB in the beginning and 146.3 MB in the end (delta: -45.8 MB). Peak memory consumption was 28.6 MB. Max. memory is 7.1 GB. [2019-11-24 04:52:34,742 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.78 ms. Allocated memory is still 202.9 MB. Free memory was 145.7 MB in the beginning and 134.6 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. [2019-11-24 04:52:34,745 INFO L168 Benchmark]: Boogie Preprocessor took 149.70 ms. Allocated memory is still 202.9 MB. Free memory was 134.6 MB in the beginning and 126.0 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. [2019-11-24 04:52:34,752 INFO L168 Benchmark]: RCFGBuilder took 6887.14 ms. Allocated memory was 202.9 MB in the beginning and 352.8 MB in the end (delta: 149.9 MB). Free memory was 126.0 MB in the beginning and 247.6 MB in the end (delta: -121.6 MB). Peak memory consumption was 206.2 MB. Max. memory is 7.1 GB. [2019-11-24 04:52:34,753 INFO L168 Benchmark]: TraceAbstraction took 1190.62 ms. Allocated memory is still 352.8 MB. Free memory was 247.6 MB in the beginning and 169.2 MB in the end (delta: 78.4 MB). Peak memory consumption was 78.4 MB. Max. memory is 7.1 GB. [2019-11-24 04:52:34,763 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 145.2 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1056.48 ms. Allocated memory was 145.2 MB in the beginning and 202.9 MB in the end (delta: 57.7 MB). Free memory was 100.6 MB in the beginning and 146.3 MB in the end (delta: -45.8 MB). Peak memory consumption was 28.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 136.78 ms. Allocated memory is still 202.9 MB. Free memory was 145.7 MB in the beginning and 134.6 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 149.70 ms. Allocated memory is still 202.9 MB. Free memory was 134.6 MB in the beginning and 126.0 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 6887.14 ms. Allocated memory was 202.9 MB in the beginning and 352.8 MB in the end (delta: 149.9 MB). Free memory was 126.0 MB in the beginning and 247.6 MB in the end (delta: -121.6 MB). Peak memory consumption was 206.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1190.62 ms. Allocated memory is still 352.8 MB. Free memory was 247.6 MB in the beginning and 169.2 MB in the end (delta: 78.4 MB). Peak memory consumption was 78.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 1237]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1237]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1237]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1237]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1237]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 1237]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 2435]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1144]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1154]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2435]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2435]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1097]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2573]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 1074]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1129]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2573]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 1107]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1093]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2573]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2573]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 934]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2384]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2384]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1082]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2435]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2573]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 2573]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 2427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 990]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 990]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1073]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2481]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2435]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1169]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2435]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1179]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1190]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1165]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 69 locations, 6 error locations. Result: SAFE, OverallTime: 1.1s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 278 SDtfs, 18 SDslu, 151 SDs, 0 SdLazy, 7 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=69occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 40 LocationsWithAnnotation, 40 PreInvPairs, 76 NumberOfFragments, 48 HoareAnnotationTreeSize, 40 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 40 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 27 ConstructedInterpolants, 0 QuantifiedInterpolants, 313 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...