/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_spec0_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 04:48:48,971 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 04:48:48,973 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 04:48:48,988 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 04:48:48,989 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 04:48:48,991 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 04:48:48,993 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 04:48:49,006 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 04:48:49,008 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 04:48:49,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 04:48:49,013 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 04:48:49,017 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 04:48:49,017 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 04:48:49,018 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 04:48:49,019 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 04:48:49,020 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 04:48:49,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 04:48:49,021 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 04:48:49,023 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 04:48:49,028 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 04:48:49,029 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 04:48:49,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 04:48:49,031 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 04:48:49,032 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 04:48:49,034 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 04:48:49,037 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 04:48:49,038 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 04:48:49,039 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 04:48:49,040 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 04:48:49,041 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 04:48:49,041 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 04:48:49,041 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 04:48:49,042 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 04:48:49,042 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 04:48:49,043 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 04:48:49,043 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 04:48:49,044 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 04:48:49,066 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 04:48:49,066 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 04:48:49,067 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 04:48:49,068 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 04:48:49,068 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 04:48:49,068 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 04:48:49,068 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 04:48:49,069 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 04:48:49,069 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 04:48:49,069 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 04:48:49,070 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 04:48:49,070 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 04:48:49,071 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 04:48:49,071 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 04:48:49,071 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 04:48:49,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 04:48:49,073 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 04:48:49,073 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 04:48:49,073 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 04:48:49,074 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 04:48:49,074 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 04:48:49,074 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 04:48:49,074 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 04:48:49,075 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 04:48:49,075 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 04:48:49,075 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 04:48:49,075 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 04:48:49,075 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 04:48:49,077 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 04:48:49,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 04:48:49,077 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 04:48:49,077 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 04:48:49,078 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 04:48:49,078 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 04:48:49,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 04:48:49,079 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 04:48:49,079 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 04:48:49,079 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 04:48:49,343 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 04:48:49,368 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 04:48:49,372 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 04:48:49,373 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 04:48:49,374 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 04:48:49,375 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec0_product09.cil.c [2019-11-24 04:48:49,449 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/122ca2609/c063abac831e4d1cb44ff5b3c03d4c02/FLAG5b6c6c4e0 [2019-11-24 04:48:50,057 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 04:48:50,058 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec0_product09.cil.c [2019-11-24 04:48:50,088 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/122ca2609/c063abac831e4d1cb44ff5b3c03d4c02/FLAG5b6c6c4e0 [2019-11-24 04:48:50,271 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/122ca2609/c063abac831e4d1cb44ff5b3c03d4c02 [2019-11-24 04:48:50,281 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 04:48:50,283 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 04:48:50,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 04:48:50,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 04:48:50,288 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 04:48:50,289 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:48:50" (1/1) ... [2019-11-24 04:48:50,292 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5006b2e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:50, skipping insertion in model container [2019-11-24 04:48:50,292 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 04:48:50" (1/1) ... [2019-11-24 04:48:50,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 04:48:50,367 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 04:48:51,004 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 04:48:51,023 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 04:48:51,189 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 04:48:51,254 INFO L208 MainTranslator]: Completed translation [2019-11-24 04:48:51,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:51 WrapperNode [2019-11-24 04:48:51,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 04:48:51,256 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 04:48:51,256 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 04:48:51,257 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 04:48:51,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:51" (1/1) ... [2019-11-24 04:48:51,314 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:51" (1/1) ... [2019-11-24 04:48:51,449 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 04:48:51,450 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 04:48:51,450 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 04:48:51,451 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 04:48:51,467 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:51" (1/1) ... [2019-11-24 04:48:51,468 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:51" (1/1) ... [2019-11-24 04:48:51,487 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:51" (1/1) ... [2019-11-24 04:48:51,488 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:51" (1/1) ... [2019-11-24 04:48:51,568 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:51" (1/1) ... [2019-11-24 04:48:51,600 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:51" (1/1) ... [2019-11-24 04:48:51,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:51" (1/1) ... [2019-11-24 04:48:51,634 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 04:48:51,635 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 04:48:51,635 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 04:48:51,636 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 04:48:51,640 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:51" (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 04:48:51,759 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-24 04:48:51,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 04:48:51,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 04:48:51,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 04:48:51,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 04:48:57,409 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 04:48:57,410 INFO L284 CfgBuilder]: Removed 329 assume(true) statements. [2019-11-24 04:48:57,411 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:48:57 BoogieIcfgContainer [2019-11-24 04:48:57,412 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 04:48:57,413 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 04:48:57,413 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 04:48:57,416 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 04:48:57,416 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 04:48:50" (1/3) ... [2019-11-24 04:48:57,417 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d279998 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 04:48:57, skipping insertion in model container [2019-11-24 04:48:57,417 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 04:48:51" (2/3) ... [2019-11-24 04:48:57,417 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d279998 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 04:48:57, skipping insertion in model container [2019-11-24 04:48:57,418 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 04:48:57" (3/3) ... [2019-11-24 04:48:57,420 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec0_product09.cil.c [2019-11-24 04:48:57,427 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 04:48:57,435 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 6 error locations. [2019-11-24 04:48:57,446 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-11-24 04:48:57,471 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 04:48:57,471 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 04:48:57,472 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 04:48:57,472 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 04:48:57,472 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 04:48:57,472 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 04:48:57,472 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 04:48:57,472 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 04:48:57,489 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states. [2019-11-24 04:48:57,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2019-11-24 04:48:57,496 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:48:57,497 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 04:48:57,497 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 04:48:57,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:48:57,504 INFO L82 PathProgramCache]: Analyzing trace with hash 1083711925, now seen corresponding path program 1 times [2019-11-24 04:48:57,514 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:48:57,514 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108656546] [2019-11-24 04:48:57,515 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:48:57,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:48:57,925 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 04:48:57,925 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108656546] [2019-11-24 04:48:57,926 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:48:57,927 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-24 04:48:57,927 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939357071] [2019-11-24 04:48:57,932 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-24 04:48:57,933 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:48:57,946 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-24 04:48:57,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-24 04:48:57,950 INFO L87 Difference]: Start difference. First operand 65 states. Second operand 2 states. [2019-11-24 04:48:57,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:48:57,975 INFO L93 Difference]: Finished difference Result 104 states and 157 transitions. [2019-11-24 04:48:57,975 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-24 04:48:57,977 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 8 [2019-11-24 04:48:57,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:48:57,992 INFO L225 Difference]: With dead ends: 104 [2019-11-24 04:48:57,993 INFO L226 Difference]: Without dead ends: 61 [2019-11-24 04:48:57,997 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 04:48:58,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2019-11-24 04:48:58,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2019-11-24 04:48:58,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2019-11-24 04:48:58,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 88 transitions. [2019-11-24 04:48:58,059 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 88 transitions. Word has length 8 [2019-11-24 04:48:58,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:48:58,060 INFO L462 AbstractCegarLoop]: Abstraction has 61 states and 88 transitions. [2019-11-24 04:48:58,060 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-24 04:48:58,060 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 88 transitions. [2019-11-24 04:48:58,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2019-11-24 04:48:58,061 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:48:58,062 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 04:48:58,062 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 04:48:58,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:48:58,063 INFO L82 PathProgramCache]: Analyzing trace with hash 1667004616, now seen corresponding path program 1 times [2019-11-24 04:48:58,063 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:48:58,063 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779423045] [2019-11-24 04:48:58,063 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:48:58,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:48:58,242 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 04:48:58,242 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779423045] [2019-11-24 04:48:58,242 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:48:58,243 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-24 04:48:58,243 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444561420] [2019-11-24 04:48:58,245 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-24 04:48:58,246 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:48:58,246 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-24 04:48:58,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-24 04:48:58,247 INFO L87 Difference]: Start difference. First operand 61 states and 88 transitions. Second operand 3 states. [2019-11-24 04:48:58,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:48:58,275 INFO L93 Difference]: Finished difference Result 98 states and 130 transitions. [2019-11-24 04:48:58,275 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-24 04:48:58,275 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 9 [2019-11-24 04:48:58,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:48:58,278 INFO L225 Difference]: With dead ends: 98 [2019-11-24 04:48:58,278 INFO L226 Difference]: Without dead ends: 63 [2019-11-24 04:48:58,280 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 04:48:58,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2019-11-24 04:48:58,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2019-11-24 04:48:58,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2019-11-24 04:48:58,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 90 transitions. [2019-11-24 04:48:58,298 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 90 transitions. Word has length 9 [2019-11-24 04:48:58,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:48:58,298 INFO L462 AbstractCegarLoop]: Abstraction has 63 states and 90 transitions. [2019-11-24 04:48:58,298 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-24 04:48:58,298 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 90 transitions. [2019-11-24 04:48:58,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-11-24 04:48:58,300 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 04:48:58,301 INFO L410 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-24 04:48:58,301 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 04:48:58,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 04:48:58,302 INFO L82 PathProgramCache]: Analyzing trace with hash -773234505, now seen corresponding path program 1 times [2019-11-24 04:48:58,302 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 04:48:58,303 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491735893] [2019-11-24 04:48:58,303 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 04:48:58,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-24 04:48:58,455 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 04:48:58,456 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491735893] [2019-11-24 04:48:58,456 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-24 04:48:58,456 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-24 04:48:58,458 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711193186] [2019-11-24 04:48:58,458 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-24 04:48:58,458 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-24 04:48:58,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-24 04:48:58,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-24 04:48:58,459 INFO L87 Difference]: Start difference. First operand 63 states and 90 transitions. Second operand 4 states. [2019-11-24 04:48:58,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-24 04:48:58,552 INFO L93 Difference]: Finished difference Result 72 states and 102 transitions. [2019-11-24 04:48:58,553 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-24 04:48:58,553 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-11-24 04:48:58,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-24 04:48:58,554 INFO L225 Difference]: With dead ends: 72 [2019-11-24 04:48:58,554 INFO L226 Difference]: Without dead ends: 0 [2019-11-24 04:48:58,556 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-24 04:48:58,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-24 04:48:58,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-24 04:48:58,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-24 04:48:58,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-24 04:48:58,557 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2019-11-24 04:48:58,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-24 04:48:58,557 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-24 04:48:58,557 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-24 04:48:58,557 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-24 04:48:58,557 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-24 04:48:58,563 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-24 04:48:58,684 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 2579) no Hoare annotation was computed. [2019-11-24 04:48:58,684 INFO L440 ceAbstractionStarter]: At program point L168(lines 158 220) the Hoare annotation is: (= 1 ULTIMATE.start_main_~tmp~2) [2019-11-24 04:48:58,685 INFO L444 ceAbstractionStarter]: For program point L104(lines 104 108) no Hoare annotation was computed. [2019-11-24 04:48:58,685 INFO L440 ceAbstractionStarter]: At program point L173(lines 173 180) the Hoare annotation is: (= 1 ULTIMATE.start_main_~tmp~2) [2019-11-24 04:48:58,685 INFO L440 ceAbstractionStarter]: At program point L110(lines 100 225) the Hoare annotation is: (= 1 ULTIMATE.start_main_~tmp~2) [2019-11-24 04:48:58,685 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 2579) no Hoare annotation was computed. [2019-11-24 04:48:58,685 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 2579) no Hoare annotation was computed. [2019-11-24 04:48:58,685 INFO L444 ceAbstractionStarter]: For program point L115(lines 115 119) no Hoare annotation was computed. [2019-11-24 04:48:58,686 INFO L440 ceAbstractionStarter]: At program point L182(lines 169 219) the Hoare annotation is: (= 1 ULTIMATE.start_main_~tmp~2) [2019-11-24 04:48:58,686 INFO L444 ceAbstractionStarter]: For program point L187(lines 187 191) no Hoare annotation was computed. [2019-11-24 04:48:58,686 INFO L440 ceAbstractionStarter]: At program point L121(lines 111 224) the Hoare annotation is: (= 1 ULTIMATE.start_main_~tmp~2) [2019-11-24 04:48:58,686 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-24 04:48:58,686 INFO L444 ceAbstractionStarter]: For program point L126(lines 126 130) no Hoare annotation was computed. [2019-11-24 04:48:58,686 INFO L440 ceAbstractionStarter]: At program point L193(lines 183 218) the Hoare annotation is: (= 1 ULTIMATE.start_main_~tmp~2) [2019-11-24 04:48:58,686 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 2579) no Hoare annotation was computed. [2019-11-24 04:48:58,686 INFO L444 ceAbstractionStarter]: For program point L198(lines 198 202) no Hoare annotation was computed. [2019-11-24 04:48:58,687 INFO L440 ceAbstractionStarter]: At program point L132(lines 122 223) the Hoare annotation is: (= 1 ULTIMATE.start_main_~tmp~2) [2019-11-24 04:48:58,687 INFO L444 ceAbstractionStarter]: For program point L2579-1(line 2579) no Hoare annotation was computed. [2019-11-24 04:48:58,687 INFO L444 ceAbstractionStarter]: For program point L2579(line 2579) no Hoare annotation was computed. [2019-11-24 04:48:58,687 INFO L444 ceAbstractionStarter]: For program point L2579-3(line 2579) no Hoare annotation was computed. [2019-11-24 04:48:58,687 INFO L444 ceAbstractionStarter]: For program point L2579-2(line 2579) no Hoare annotation was computed. [2019-11-24 04:48:58,687 INFO L444 ceAbstractionStarter]: For program point L2579-5(line 2579) no Hoare annotation was computed. [2019-11-24 04:48:58,687 INFO L444 ceAbstractionStarter]: For program point L2579-4(line 2579) no Hoare annotation was computed. [2019-11-24 04:48:58,688 INFO L440 ceAbstractionStarter]: At program point L2580(lines 2584 2601) the Hoare annotation is: (and (not (= 0 ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~15)) (= 1 ULTIMATE.start_main_~tmp~2)) [2019-11-24 04:48:58,688 INFO L440 ceAbstractionStarter]: At program point L2580-2(lines 2584 2601) the Hoare annotation is: (and (not (= 0 ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~15)) (= 1 ULTIMATE.start_main_~tmp~2)) [2019-11-24 04:48:58,688 INFO L440 ceAbstractionStarter]: At program point L2580-1(lines 2584 2601) the Hoare annotation is: (and (not (= 0 ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~15)) (= 1 ULTIMATE.start_main_~tmp~2)) [2019-11-24 04:48:58,688 INFO L447 ceAbstractionStarter]: At program point L2580-4(lines 2584 2601) the Hoare annotation is: true [2019-11-24 04:48:58,688 INFO L440 ceAbstractionStarter]: At program point L2580-3(lines 2584 2601) the Hoare annotation is: (and (not (= 0 ULTIMATE.start___utac_acc__DecryptForward_spec__1_~tmp~15)) (= 1 ULTIMATE.start_main_~tmp~2)) [2019-11-24 04:48:58,688 INFO L447 ceAbstractionStarter]: At program point L2580-5(lines 2584 2601) the Hoare annotation is: true [2019-11-24 04:48:58,689 INFO L444 ceAbstractionStarter]: For program point L137(lines 137 141) no Hoare annotation was computed. [2019-11-24 04:48:58,689 INFO L440 ceAbstractionStarter]: At program point L204(lines 194 217) the Hoare annotation is: (= 1 ULTIMATE.start_main_~tmp~2) [2019-11-24 04:48:58,689 INFO L440 ceAbstractionStarter]: At program point L404(lines 404 411) the Hoare annotation is: (= 1 ULTIMATE.start_main_~tmp~2) [2019-11-24 04:48:58,689 INFO L447 ceAbstractionStarter]: At program point L404-1(lines 404 411) the Hoare annotation is: true [2019-11-24 04:48:58,689 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 2579) no Hoare annotation was computed. [2019-11-24 04:48:58,689 INFO L444 ceAbstractionStarter]: For program point L209(lines 209 213) no Hoare annotation was computed. [2019-11-24 04:48:58,690 INFO L440 ceAbstractionStarter]: At program point L209-1(lines 81 227) the Hoare annotation is: (= 1 ULTIMATE.start_main_~tmp~2) [2019-11-24 04:48:58,690 INFO L440 ceAbstractionStarter]: At program point L143(lines 133 222) the Hoare annotation is: (= 1 ULTIMATE.start_main_~tmp~2) [2019-11-24 04:48:58,690 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 2579) no Hoare annotation was computed. [2019-11-24 04:48:58,690 INFO L444 ceAbstractionStarter]: For program point L2592(lines 2592 2598) no Hoare annotation was computed. [2019-11-24 04:48:58,690 INFO L444 ceAbstractionStarter]: For program point L2592-2(lines 2592 2598) no Hoare annotation was computed. [2019-11-24 04:48:58,690 INFO L444 ceAbstractionStarter]: For program point L2592-4(lines 2592 2598) no Hoare annotation was computed. [2019-11-24 04:48:58,690 INFO L444 ceAbstractionStarter]: For program point L2592-6(lines 2592 2598) no Hoare annotation was computed. [2019-11-24 04:48:58,691 INFO L444 ceAbstractionStarter]: For program point L2592-8(lines 2592 2598) no Hoare annotation was computed. [2019-11-24 04:48:58,691 INFO L444 ceAbstractionStarter]: For program point L2592-10(lines 2592 2598) no Hoare annotation was computed. [2019-11-24 04:48:58,691 INFO L440 ceAbstractionStarter]: At program point L148(lines 148 155) the Hoare annotation is: (= 1 ULTIMATE.start_main_~tmp~2) [2019-11-24 04:48:58,691 INFO L444 ceAbstractionStarter]: For program point L82(lines 81 227) no Hoare annotation was computed. [2019-11-24 04:48:58,691 INFO L440 ceAbstractionStarter]: At program point L2395-1(lines 2316 2327) the Hoare annotation is: (= 1 ULTIMATE.start_main_~tmp~2) [2019-11-24 04:48:58,691 INFO L440 ceAbstractionStarter]: At program point L2395(lines 2395 2402) the Hoare annotation is: (= 1 ULTIMATE.start_main_~tmp~2) [2019-11-24 04:48:58,691 INFO L440 ceAbstractionStarter]: At program point L2395-2(lines 2395 2402) the Hoare annotation is: (= 1 ULTIMATE.start_main_~tmp~2) [2019-11-24 04:48:58,692 INFO L440 ceAbstractionStarter]: At program point L2395-5(lines 2421 2433) the Hoare annotation is: (= 1 ULTIMATE.start_main_~tmp~2) [2019-11-24 04:48:58,692 INFO L440 ceAbstractionStarter]: At program point L2395-4(lines 2395 2402) the Hoare annotation is: (= 1 ULTIMATE.start_main_~tmp~2) [2019-11-24 04:48:58,692 INFO L440 ceAbstractionStarter]: At program point L2395-7(lines 2316 2327) the Hoare annotation is: (= 1 ULTIMATE.start_main_~tmp~2) [2019-11-24 04:48:58,692 INFO L440 ceAbstractionStarter]: At program point L2395-6(lines 2395 2402) the Hoare annotation is: (= 1 ULTIMATE.start_main_~tmp~2) [2019-11-24 04:48:58,692 INFO L440 ceAbstractionStarter]: At program point L2395-8(lines 2395 2402) the Hoare annotation is: (= 1 ULTIMATE.start_main_~tmp~2) [2019-11-24 04:48:58,692 INFO L440 ceAbstractionStarter]: At program point L2395-10(lines 2395 2402) the Hoare annotation is: (= 1 ULTIMATE.start_main_~tmp~2) [2019-11-24 04:48:58,693 INFO L440 ceAbstractionStarter]: At program point L348(lines 348 356) the Hoare annotation is: (= 1 ULTIMATE.start_main_~tmp~2) [2019-11-24 04:48:58,693 INFO L447 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-24 04:48:58,693 INFO L444 ceAbstractionStarter]: For program point L89(lines 89 226) no Hoare annotation was computed. [2019-11-24 04:48:58,693 INFO L440 ceAbstractionStarter]: At program point L157(lines 144 221) the Hoare annotation is: (= 1 ULTIMATE.start_main_~tmp~2) [2019-11-24 04:48:58,693 INFO L444 ceAbstractionStarter]: For program point L93(lines 93 97) no Hoare annotation was computed. [2019-11-24 04:48:58,693 INFO L440 ceAbstractionStarter]: At program point L2342(lines 2342 2361) the Hoare annotation is: (= 1 ULTIMATE.start_main_~tmp~2) [2019-11-24 04:48:58,693 INFO L440 ceAbstractionStarter]: At program point L228(lines 80 229) the Hoare annotation is: (= 1 ULTIMATE.start_main_~tmp~2) [2019-11-24 04:48:58,694 INFO L440 ceAbstractionStarter]: At program point L2342-1(lines 2342 2361) the Hoare annotation is: (= 1 ULTIMATE.start_main_~tmp~2) [2019-11-24 04:48:58,694 INFO L444 ceAbstractionStarter]: For program point L162(lines 162 166) no Hoare annotation was computed. [2019-11-24 04:48:58,694 INFO L440 ceAbstractionStarter]: At program point L99(lines 89 226) the Hoare annotation is: (= 1 ULTIMATE.start_main_~tmp~2) [2019-11-24 04:48:58,712 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 04:48:58 BoogieIcfgContainer [2019-11-24 04:48:58,712 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-24 04:48:58,715 INFO L168 Benchmark]: Toolchain (without parser) took 8431.39 ms. Allocated memory was 144.7 MB in the beginning and 346.0 MB in the end (delta: 201.3 MB). Free memory was 100.6 MB in the beginning and 220.1 MB in the end (delta: -119.5 MB). Peak memory consumption was 81.8 MB. Max. memory is 7.1 GB. [2019-11-24 04:48:58,716 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 144.7 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-11-24 04:48:58,717 INFO L168 Benchmark]: CACSL2BoogieTranslator took 971.57 ms. Allocated memory was 144.7 MB in the beginning and 203.9 MB in the end (delta: 59.2 MB). Free memory was 100.4 MB in the beginning and 146.9 MB in the end (delta: -46.5 MB). Peak memory consumption was 28.1 MB. Max. memory is 7.1 GB. [2019-11-24 04:48:58,718 INFO L168 Benchmark]: Boogie Procedure Inliner took 193.67 ms. Allocated memory is still 203.9 MB. Free memory was 146.9 MB in the beginning and 136.8 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2019-11-24 04:48:58,719 INFO L168 Benchmark]: Boogie Preprocessor took 184.44 ms. Allocated memory is still 203.9 MB. Free memory was 136.8 MB in the beginning and 130.3 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 7.1 GB. [2019-11-24 04:48:58,720 INFO L168 Benchmark]: RCFGBuilder took 5777.06 ms. Allocated memory was 203.9 MB in the beginning and 300.4 MB in the end (delta: 96.5 MB). Free memory was 130.3 MB in the beginning and 85.1 MB in the end (delta: 45.1 MB). Peak memory consumption was 151.7 MB. Max. memory is 7.1 GB. [2019-11-24 04:48:58,721 INFO L168 Benchmark]: TraceAbstraction took 1299.52 ms. Allocated memory was 300.4 MB in the beginning and 346.0 MB in the end (delta: 45.6 MB). Free memory was 85.1 MB in the beginning and 220.1 MB in the end (delta: -135.0 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-11-24 04:48:58,726 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 144.7 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 971.57 ms. Allocated memory was 144.7 MB in the beginning and 203.9 MB in the end (delta: 59.2 MB). Free memory was 100.4 MB in the beginning and 146.9 MB in the end (delta: -46.5 MB). Peak memory consumption was 28.1 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 193.67 ms. Allocated memory is still 203.9 MB. Free memory was 146.9 MB in the beginning and 136.8 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 184.44 ms. Allocated memory is still 203.9 MB. Free memory was 136.8 MB in the beginning and 130.3 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 5777.06 ms. Allocated memory was 203.9 MB in the beginning and 300.4 MB in the end (delta: 96.5 MB). Free memory was 130.3 MB in the beginning and 85.1 MB in the end (delta: 45.1 MB). Peak memory consumption was 151.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1299.52 ms. Allocated memory was 300.4 MB in the beginning and 346.0 MB in the end (delta: 45.6 MB). Free memory was 85.1 MB in the beginning and 220.1 MB in the end (delta: -135.0 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 2579]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 2579]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 2579]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 2579]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 2579]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 2579]: 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: 2395]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 2395]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 2421]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 144]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 158]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 2395]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 2584]: Loop Invariant Derived loop invariant: !(0 == tmp) && 1 == tmp - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2584]: Loop Invariant Derived loop invariant: !(0 == tmp) && 1 == tmp - InvariantResult [Line: 2584]: Loop Invariant Derived loop invariant: !(0 == tmp) && 1 == tmp - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 2342]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 2395]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 2584]: Loop Invariant Derived loop invariant: !(0 == tmp) && 1 == tmp - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 2316]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 2584]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 80]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 2342]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 2584]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 81]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 2395]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 2316]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 348]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 2395]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 89]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 111]: Loop Invariant Derived loop invariant: 1 == tmp - InvariantResult [Line: 122]: Loop Invariant Derived loop invariant: 1 == tmp - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 65 locations, 6 error locations. Result: SAFE, OverallTime: 1.2s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 267 SDtfs, 91 SDslu, 146 SDs, 0 SdLazy, 9 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=65occurred 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, 35 LocationsWithAnnotation, 35 PreInvPairs, 65 NumberOfFragments, 117 HoareAnnotationTreeSize, 35 FomulaSimplifications, 89 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 35 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, 349 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...