/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/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label41.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 13:36:45,896 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 13:36:45,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 13:36:45,947 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-04 13:36:45,948 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-04 13:36:45,959 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-04 13:36:45,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-04 13:36:45,964 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-04 13:36:45,968 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-04 13:36:45,969 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-04 13:36:45,971 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-04 13:36:45,973 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-04 13:36:45,974 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 13:36:45,978 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 13:36:45,982 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 13:36:45,983 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 13:36:45,985 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 13:36:45,986 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 13:36:45,988 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 13:36:45,995 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 13:36:45,998 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 13:36:45,999 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 13:36:46,000 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 13:36:46,000 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 13:36:46,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-04 13:36:46,021 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 13:36:46,022 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 13:36:46,024 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 13:36:46,025 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-09-04 13:36:46,074 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 13:36:46,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 13:36:46,076 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-04 13:36:46,077 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-04 13:36:46,077 INFO L138 SettingsManager]: * Use SBE=true [2020-09-04 13:36:46,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 13:36:46,077 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 13:36:46,078 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 13:36:46,078 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 13:36:46,078 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 13:36:46,079 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 13:36:46,079 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 13:36:46,080 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 13:36:46,080 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 13:36:46,081 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 13:36:46,081 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 13:36:46,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 13:36:46,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 13:36:46,081 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-04 13:36:46,082 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 13:36:46,082 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 13:36:46,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 13:36:46,082 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 13:36:46,083 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-04 13:36:46,083 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-04 13:36:46,083 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-04 13:36:46,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-04 13:36:46,083 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 13:36:46,084 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-04 13:36:46,084 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-04 13:36:46,520 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 13:36:46,541 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 13:36:46,547 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 13:36:46,549 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 13:36:46,549 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 13:36:46,550 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label41.c [2020-09-04 13:36:46,642 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f93287929/ba0b41c000bf4c02bec3b020404dfa9b/FLAG769b0b550 [2020-09-04 13:36:47,297 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 13:36:47,298 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem02_label41.c [2020-09-04 13:36:47,320 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f93287929/ba0b41c000bf4c02bec3b020404dfa9b/FLAG769b0b550 [2020-09-04 13:36:47,566 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f93287929/ba0b41c000bf4c02bec3b020404dfa9b [2020-09-04 13:36:47,582 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 13:36:47,585 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 13:36:47,587 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 13:36:47,587 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 13:36:47,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 13:36:47,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 01:36:47" (1/1) ... [2020-09-04 13:36:47,595 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bd8ad23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:47, skipping insertion in model container [2020-09-04 13:36:47,595 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 01:36:47" (1/1) ... [2020-09-04 13:36:47,602 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 13:36:47,666 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 13:36:48,115 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 13:36:48,122 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 13:36:48,377 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 13:36:48,404 INFO L208 MainTranslator]: Completed translation [2020-09-04 13:36:48,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:48 WrapperNode [2020-09-04 13:36:48,405 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 13:36:48,406 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 13:36:48,406 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 13:36:48,406 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 13:36:48,426 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:48" (1/1) ... [2020-09-04 13:36:48,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:48" (1/1) ... [2020-09-04 13:36:48,448 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:48" (1/1) ... [2020-09-04 13:36:48,448 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:48" (1/1) ... [2020-09-04 13:36:48,488 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:48" (1/1) ... [2020-09-04 13:36:48,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:48" (1/1) ... [2020-09-04 13:36:48,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:48" (1/1) ... [2020-09-04 13:36:48,541 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 13:36:48,542 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 13:36:48,542 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 13:36:48,542 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 13:36:48,544 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:48" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-04 13:36:48,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 13:36:48,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 13:36:48,672 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-09-04 13:36:48,672 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 13:36:48,673 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-09-04 13:36:48,673 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 13:36:48,673 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 13:36:48,673 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-09-04 13:36:48,674 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 13:36:48,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 13:36:48,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 13:36:50,141 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 13:36:50,142 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-09-04 13:36:50,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 01:36:50 BoogieIcfgContainer [2020-09-04 13:36:50,149 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 13:36:50,151 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 13:36:50,151 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 13:36:50,155 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 13:36:50,155 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 01:36:47" (1/3) ... [2020-09-04 13:36:50,157 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c019b5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 01:36:50, skipping insertion in model container [2020-09-04 13:36:50,157 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 01:36:48" (2/3) ... [2020-09-04 13:36:50,157 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c019b5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 01:36:50, skipping insertion in model container [2020-09-04 13:36:50,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 01:36:50" (3/3) ... [2020-09-04 13:36:50,160 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label41.c [2020-09-04 13:36:50,173 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-09-04 13:36:50,184 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 13:36:50,208 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 13:36:50,243 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 13:36:50,243 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 13:36:50,244 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-09-04 13:36:50,244 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 13:36:50,244 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 13:36:50,244 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 13:36:50,244 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 13:36:50,244 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 13:36:50,274 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states. [2020-09-04 13:36:50,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-09-04 13:36:50,288 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 13:36:50,290 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 13:36:50,291 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 13:36:50,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 13:36:50,299 INFO L82 PathProgramCache]: Analyzing trace with hash -1961179338, now seen corresponding path program 1 times [2020-09-04 13:36:50,313 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 13:36:50,314 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803637987] [2020-09-04 13:36:50,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 13:36:50,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:36:50,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 13:36:50,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:36:50,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 13:36:50,957 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803637987] [2020-09-04 13:36:50,958 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 13:36:50,958 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-04 13:36:50,959 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146546065] [2020-09-04 13:36:50,967 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 13:36:50,967 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 13:36:50,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 13:36:50,986 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 13:36:50,989 INFO L87 Difference]: Start difference. First operand 236 states. Second operand 5 states. [2020-09-04 13:36:53,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 13:36:53,483 INFO L93 Difference]: Finished difference Result 784 states and 1378 transitions. [2020-09-04 13:36:53,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 13:36:53,485 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 96 [2020-09-04 13:36:53,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 13:36:53,512 INFO L225 Difference]: With dead ends: 784 [2020-09-04 13:36:53,513 INFO L226 Difference]: Without dead ends: 480 [2020-09-04 13:36:53,526 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-04 13:36:53,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480 states. [2020-09-04 13:36:53,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 473. [2020-09-04 13:36:53,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 473 states. [2020-09-04 13:36:53,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 645 transitions. [2020-09-04 13:36:53,622 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 645 transitions. Word has length 96 [2020-09-04 13:36:53,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 13:36:53,623 INFO L479 AbstractCegarLoop]: Abstraction has 473 states and 645 transitions. [2020-09-04 13:36:53,624 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 13:36:53,624 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 645 transitions. [2020-09-04 13:36:53,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-09-04 13:36:53,637 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 13:36:53,638 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 13:36:53,638 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 13:36:53,638 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 13:36:53,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 13:36:53,639 INFO L82 PathProgramCache]: Analyzing trace with hash -1318994351, now seen corresponding path program 1 times [2020-09-04 13:36:53,639 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 13:36:53,640 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336608619] [2020-09-04 13:36:53,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 13:36:53,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:36:53,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 13:36:53,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:36:53,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-09-04 13:36:53,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:36:53,945 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 13:36:53,945 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336608619] [2020-09-04 13:36:53,946 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2082319365] [2020-09-04 13:36:53,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-04 13:36:54,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:36:54,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 8 conjunts are in the unsatisfiable core [2020-09-04 13:36:54,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-04 13:36:54,294 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-04 13:36:54,296 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-04 13:36:54,296 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 7 [2020-09-04 13:36:54,297 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601157894] [2020-09-04 13:36:54,300 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 13:36:54,300 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 13:36:54,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 13:36:54,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-09-04 13:36:54,301 INFO L87 Difference]: Start difference. First operand 473 states and 645 transitions. Second operand 7 states. [2020-09-04 13:36:56,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 13:36:56,892 INFO L93 Difference]: Finished difference Result 2312 states and 3363 transitions. [2020-09-04 13:36:56,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-09-04 13:36:56,898 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 117 [2020-09-04 13:36:56,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 13:36:56,915 INFO L225 Difference]: With dead ends: 2312 [2020-09-04 13:36:56,915 INFO L226 Difference]: Without dead ends: 1845 [2020-09-04 13:36:56,919 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2020-09-04 13:36:56,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1845 states. [2020-09-04 13:36:57,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1845 to 1815. [2020-09-04 13:36:57,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1815 states. [2020-09-04 13:36:57,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 1815 states and 2327 transitions. [2020-09-04 13:36:57,033 INFO L78 Accepts]: Start accepts. Automaton has 1815 states and 2327 transitions. Word has length 117 [2020-09-04 13:36:57,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 13:36:57,034 INFO L479 AbstractCegarLoop]: Abstraction has 1815 states and 2327 transitions. [2020-09-04 13:36:57,034 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 13:36:57,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1815 states and 2327 transitions. [2020-09-04 13:36:57,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2020-09-04 13:36:57,044 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 13:36:57,045 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 13:36:57,256 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2020-09-04 13:36:57,257 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 13:36:57,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 13:36:57,258 INFO L82 PathProgramCache]: Analyzing trace with hash 212891463, now seen corresponding path program 1 times [2020-09-04 13:36:57,258 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 13:36:57,259 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686866252] [2020-09-04 13:36:57,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 13:36:57,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:36:57,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 13:36:57,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:36:57,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-09-04 13:36:57,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:36:57,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-04 13:36:57,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:36:57,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-09-04 13:36:57,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:36:57,544 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 32 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-09-04 13:36:57,545 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686866252] [2020-09-04 13:36:57,546 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [4896937] [2020-09-04 13:36:57,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-04 13:36:57,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:36:57,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 4 conjunts are in the unsatisfiable core [2020-09-04 13:36:57,695 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-04 13:36:57,758 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 44 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 13:36:57,759 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-04 13:36:57,759 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 5] total 12 [2020-09-04 13:36:57,759 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390831572] [2020-09-04 13:36:57,760 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-04 13:36:57,760 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 13:36:57,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-04 13:36:57,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2020-09-04 13:36:57,761 INFO L87 Difference]: Start difference. First operand 1815 states and 2327 transitions. Second operand 12 states. [2020-09-04 13:36:58,807 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 58 [2020-09-04 13:37:01,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 13:37:01,975 INFO L93 Difference]: Finished difference Result 5615 states and 7558 transitions. [2020-09-04 13:37:01,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-09-04 13:37:01,976 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 133 [2020-09-04 13:37:01,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 13:37:01,999 INFO L225 Difference]: With dead ends: 5615 [2020-09-04 13:37:01,999 INFO L226 Difference]: Without dead ends: 3806 [2020-09-04 13:37:02,007 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 371 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=322, Invalid=1238, Unknown=0, NotChecked=0, Total=1560 [2020-09-04 13:37:02,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3806 states. [2020-09-04 13:37:02,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3806 to 3196. [2020-09-04 13:37:02,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3196 states. [2020-09-04 13:37:02,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 3196 states and 3947 transitions. [2020-09-04 13:37:02,149 INFO L78 Accepts]: Start accepts. Automaton has 3196 states and 3947 transitions. Word has length 133 [2020-09-04 13:37:02,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 13:37:02,150 INFO L479 AbstractCegarLoop]: Abstraction has 3196 states and 3947 transitions. [2020-09-04 13:37:02,150 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-04 13:37:02,150 INFO L276 IsEmpty]: Start isEmpty. Operand 3196 states and 3947 transitions. [2020-09-04 13:37:02,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-09-04 13:37:02,162 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 13:37:02,163 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 13:37:02,378 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-04 13:37:02,378 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 13:37:02,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 13:37:02,379 INFO L82 PathProgramCache]: Analyzing trace with hash -183412167, now seen corresponding path program 1 times [2020-09-04 13:37:02,379 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 13:37:02,379 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020789905] [2020-09-04 13:37:02,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 13:37:02,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:37:02,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 13:37:02,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:37:02,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-09-04 13:37:02,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:37:02,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-09-04 13:37:02,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:37:02,679 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 58 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-04 13:37:02,679 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020789905] [2020-09-04 13:37:02,680 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [656909867] [2020-09-04 13:37:02,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-04 13:37:02,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:37:02,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 11 conjunts are in the unsatisfiable core [2020-09-04 13:37:02,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-04 13:37:02,810 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-09-04 13:37:02,810 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-09-04 13:37:02,811 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 7 [2020-09-04 13:37:02,811 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988539265] [2020-09-04 13:37:02,811 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 13:37:02,812 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 13:37:02,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 13:37:02,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-09-04 13:37:02,812 INFO L87 Difference]: Start difference. First operand 3196 states and 3947 transitions. Second operand 5 states. [2020-09-04 13:37:03,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 13:37:03,627 INFO L93 Difference]: Finished difference Result 6447 states and 8241 transitions. [2020-09-04 13:37:03,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 13:37:03,628 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 147 [2020-09-04 13:37:03,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 13:37:03,648 INFO L225 Difference]: With dead ends: 6447 [2020-09-04 13:37:03,648 INFO L226 Difference]: Without dead ends: 3257 [2020-09-04 13:37:03,658 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2020-09-04 13:37:03,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3257 states. [2020-09-04 13:37:03,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3257 to 3203. [2020-09-04 13:37:03,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3203 states. [2020-09-04 13:37:03,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3203 states to 3203 states and 3667 transitions. [2020-09-04 13:37:03,758 INFO L78 Accepts]: Start accepts. Automaton has 3203 states and 3667 transitions. Word has length 147 [2020-09-04 13:37:03,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 13:37:03,759 INFO L479 AbstractCegarLoop]: Abstraction has 3203 states and 3667 transitions. [2020-09-04 13:37:03,759 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 13:37:03,759 INFO L276 IsEmpty]: Start isEmpty. Operand 3203 states and 3667 transitions. [2020-09-04 13:37:03,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2020-09-04 13:37:03,768 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 13:37:03,768 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 13:37:03,982 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-04 13:37:03,983 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 13:37:03,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 13:37:03,983 INFO L82 PathProgramCache]: Analyzing trace with hash -964088420, now seen corresponding path program 1 times [2020-09-04 13:37:03,984 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-09-04 13:37:03,985 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193369187] [2020-09-04 13:37:03,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 13:37:04,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:37:04,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 13:37:04,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:37:04,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-09-04 13:37:04,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:37:04,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-09-04 13:37:04,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:37:04,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2020-09-04 13:37:04,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:37:04,305 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 78 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-09-04 13:37:04,306 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193369187] [2020-09-04 13:37:04,306 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1447560162] [2020-09-04 13:37:04,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-04 13:37:04,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 13:37:04,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 472 conjuncts, 4 conjunts are in the unsatisfiable core [2020-09-04 13:37:04,455 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-09-04 13:37:04,615 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 91 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-09-04 13:37:04,615 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-09-04 13:37:04,617 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 11 [2020-09-04 13:37:04,621 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099816449] [2020-09-04 13:37:04,623 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-09-04 13:37:04,623 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-09-04 13:37:04,623 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-09-04 13:37:04,624 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2020-09-04 13:37:04,624 INFO L87 Difference]: Start difference. First operand 3203 states and 3667 transitions. Second operand 11 states. [2020-09-04 13:37:09,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 13:37:09,399 INFO L93 Difference]: Finished difference Result 6833 states and 7858 transitions. [2020-09-04 13:37:09,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-09-04 13:37:09,400 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 174 [2020-09-04 13:37:09,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 13:37:09,400 INFO L225 Difference]: With dead ends: 6833 [2020-09-04 13:37:09,401 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 13:37:09,417 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 225 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=237, Invalid=819, Unknown=0, NotChecked=0, Total=1056 [2020-09-04 13:37:09,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 13:37:09,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 13:37:09,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 13:37:09,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 13:37:09,418 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 174 [2020-09-04 13:37:09,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 13:37:09,419 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 13:37:09,419 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-09-04 13:37:09,419 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 13:37:09,419 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 13:37:09,633 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-09-04 13:37:09,637 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 13:37:10,720 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 102 [2020-09-04 13:37:10,949 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 102 [2020-09-04 13:37:12,040 WARN L193 SmtUtils]: Spent 975.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 53 [2020-09-04 13:37:12,394 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 47 [2020-09-04 13:37:12,709 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 47 [2020-09-04 13:37:12,715 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-04 13:37:12,715 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a21~0 |old(~a21~0)|) (= ~c~0 |old(~c~0)|) (= ~a25~0 |old(~a25~0)|) (= ~z~0 |old(~z~0)|) (= ~f~0 |old(~f~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a11~0 |old(~a11~0)|) (= ~w~0 |old(~w~0)|) (= ~a~0 |old(~a~0)|) (= ~u~0 |old(~u~0)|) (= ~e~0 |old(~e~0)|) (= ~x~0 |old(~x~0)|) (= ~d~0 |old(~d~0)|) (= ~y~0 |old(~y~0)|) (= ~v~0 |old(~v~0)|)) [2020-09-04 13:37:12,716 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-04 13:37:12,716 INFO L268 CegarLoopResult]: For program point L564-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,716 INFO L268 CegarLoopResult]: For program point L531-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,716 INFO L268 CegarLoopResult]: For program point L498-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,717 INFO L268 CegarLoopResult]: For program point L465-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,717 INFO L268 CegarLoopResult]: For program point L432-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,717 INFO L268 CegarLoopResult]: For program point L234(lines 234 413) no Hoare annotation was computed. [2020-09-04 13:37:12,717 INFO L268 CegarLoopResult]: For program point L69(lines 69 413) no Hoare annotation was computed. [2020-09-04 13:37:12,718 INFO L268 CegarLoopResult]: For program point L565(line 565) no Hoare annotation was computed. [2020-09-04 13:37:12,718 INFO L268 CegarLoopResult]: For program point L532(line 532) no Hoare annotation was computed. [2020-09-04 13:37:12,718 INFO L268 CegarLoopResult]: For program point L499(line 499) no Hoare annotation was computed. [2020-09-04 13:37:12,718 INFO L268 CegarLoopResult]: For program point L466(line 466) no Hoare annotation was computed. [2020-09-04 13:37:12,718 INFO L268 CegarLoopResult]: For program point L433(line 433) no Hoare annotation was computed. [2020-09-04 13:37:12,718 INFO L268 CegarLoopResult]: For program point L202(lines 202 413) no Hoare annotation was computed. [2020-09-04 13:37:12,718 INFO L268 CegarLoopResult]: For program point L169(lines 169 413) no Hoare annotation was computed. [2020-09-04 13:37:12,718 INFO L268 CegarLoopResult]: For program point L368(lines 368 413) no Hoare annotation was computed. [2020-09-04 13:37:12,719 INFO L268 CegarLoopResult]: For program point L203(lines 203 210) no Hoare annotation was computed. [2020-09-04 13:37:12,719 INFO L268 CegarLoopResult]: For program point L203-2(lines 203 210) no Hoare annotation was computed. [2020-09-04 13:37:12,719 INFO L268 CegarLoopResult]: For program point L38(lines 38 413) no Hoare annotation was computed. [2020-09-04 13:37:12,719 INFO L268 CegarLoopResult]: For program point L567-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,719 INFO L268 CegarLoopResult]: For program point L534-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,719 INFO L268 CegarLoopResult]: For program point L501-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,719 INFO L268 CegarLoopResult]: For program point L468-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,720 INFO L268 CegarLoopResult]: For program point L402(lines 402 413) no Hoare annotation was computed. [2020-09-04 13:37:12,720 INFO L268 CegarLoopResult]: For program point L435-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,720 INFO L268 CegarLoopResult]: For program point L237(lines 237 413) no Hoare annotation was computed. [2020-09-04 13:37:12,720 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-09-04 13:37:12,720 INFO L268 CegarLoopResult]: For program point L535(line 535) no Hoare annotation was computed. [2020-09-04 13:37:12,720 INFO L268 CegarLoopResult]: For program point L502(line 502) no Hoare annotation was computed. [2020-09-04 13:37:12,721 INFO L268 CegarLoopResult]: For program point L469(line 469) no Hoare annotation was computed. [2020-09-04 13:37:12,721 INFO L268 CegarLoopResult]: For program point L436(line 436) no Hoare annotation was computed. [2020-09-04 13:37:12,721 INFO L268 CegarLoopResult]: For program point L337(lines 337 413) no Hoare annotation was computed. [2020-09-04 13:37:12,721 INFO L268 CegarLoopResult]: For program point L238(lines 238 246) no Hoare annotation was computed. [2020-09-04 13:37:12,721 INFO L268 CegarLoopResult]: For program point L238-2(lines 238 246) no Hoare annotation was computed. [2020-09-04 13:37:12,721 INFO L268 CegarLoopResult]: For program point L139(lines 139 413) no Hoare annotation was computed. [2020-09-04 13:37:12,721 INFO L268 CegarLoopResult]: For program point L106(lines 106 413) no Hoare annotation was computed. [2020-09-04 13:37:12,721 INFO L268 CegarLoopResult]: For program point L404(lines 404 413) no Hoare annotation was computed. [2020-09-04 13:37:12,722 INFO L268 CegarLoopResult]: For program point L338(lines 338 347) no Hoare annotation was computed. [2020-09-04 13:37:12,722 INFO L268 CegarLoopResult]: For program point L338-2(lines 338 347) no Hoare annotation was computed. [2020-09-04 13:37:12,722 INFO L268 CegarLoopResult]: For program point L74(lines 74 413) no Hoare annotation was computed. [2020-09-04 13:37:12,722 INFO L268 CegarLoopResult]: For program point L570-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,722 INFO L268 CegarLoopResult]: For program point L537-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,722 INFO L268 CegarLoopResult]: For program point L504-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,722 INFO L268 CegarLoopResult]: For program point L471-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,723 INFO L268 CegarLoopResult]: For program point L438-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,723 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 442) no Hoare annotation was computed. [2020-09-04 13:37:12,723 INFO L268 CegarLoopResult]: For program point L75(lines 75 80) no Hoare annotation was computed. [2020-09-04 13:37:12,723 INFO L268 CegarLoopResult]: For program point L42(lines 42 413) no Hoare annotation was computed. [2020-09-04 13:37:12,723 INFO L268 CegarLoopResult]: For program point L75-2(lines 75 80) no Hoare annotation was computed. [2020-09-04 13:37:12,724 INFO L268 CegarLoopResult]: For program point L571(line 571) no Hoare annotation was computed. [2020-09-04 13:37:12,724 INFO L268 CegarLoopResult]: For program point L538(line 538) no Hoare annotation was computed. [2020-09-04 13:37:12,724 INFO L268 CegarLoopResult]: For program point L505(line 505) no Hoare annotation was computed. [2020-09-04 13:37:12,724 INFO L268 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-09-04 13:37:12,724 INFO L268 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2020-09-04 13:37:12,724 INFO L268 CegarLoopResult]: For program point L175(lines 175 413) no Hoare annotation was computed. [2020-09-04 13:37:12,725 INFO L268 CegarLoopResult]: For program point L407(lines 407 413) no Hoare annotation was computed. [2020-09-04 13:37:12,725 INFO L268 CegarLoopResult]: For program point L143(lines 143 413) no Hoare annotation was computed. [2020-09-04 13:37:12,725 INFO L268 CegarLoopResult]: For program point L573-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,725 INFO L268 CegarLoopResult]: For program point L540-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,725 INFO L268 CegarLoopResult]: For program point L507-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,725 INFO L268 CegarLoopResult]: For program point L474-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,726 INFO L268 CegarLoopResult]: For program point L441-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,726 INFO L268 CegarLoopResult]: For program point L375(lines 375 413) no Hoare annotation was computed. [2020-09-04 13:37:12,726 INFO L268 CegarLoopResult]: For program point L309(lines 309 413) no Hoare annotation was computed. [2020-09-04 13:37:12,726 INFO L268 CegarLoopResult]: For program point L276(lines 276 413) no Hoare annotation was computed. [2020-09-04 13:37:12,726 INFO L268 CegarLoopResult]: For program point L574(line 574) no Hoare annotation was computed. [2020-09-04 13:37:12,726 INFO L268 CegarLoopResult]: For program point L541(line 541) no Hoare annotation was computed. [2020-09-04 13:37:12,727 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-09-04 13:37:12,727 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-09-04 13:37:12,727 INFO L268 CegarLoopResult]: For program point L442(line 442) no Hoare annotation was computed. [2020-09-04 13:37:12,727 INFO L268 CegarLoopResult]: For program point L409(lines 409 413) no Hoare annotation was computed. [2020-09-04 13:37:12,727 INFO L268 CegarLoopResult]: For program point L212(lines 212 413) no Hoare annotation was computed. [2020-09-04 13:37:12,727 INFO L268 CegarLoopResult]: For program point L179(lines 179 413) no Hoare annotation was computed. [2020-09-04 13:37:12,727 INFO L268 CegarLoopResult]: For program point L113(lines 113 413) no Hoare annotation was computed. [2020-09-04 13:37:12,728 INFO L268 CegarLoopResult]: For program point L47(lines 47 413) no Hoare annotation was computed. [2020-09-04 13:37:12,728 INFO L268 CegarLoopResult]: For program point L576-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,728 INFO L268 CegarLoopResult]: For program point L543-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,728 INFO L268 CegarLoopResult]: For program point L510-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,728 INFO L268 CegarLoopResult]: For program point L477-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,728 INFO L268 CegarLoopResult]: For program point L444-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,729 INFO L268 CegarLoopResult]: For program point L378(lines 378 413) no Hoare annotation was computed. [2020-09-04 13:37:12,729 INFO L268 CegarLoopResult]: For program point L577(line 577) no Hoare annotation was computed. [2020-09-04 13:37:12,729 INFO L268 CegarLoopResult]: For program point L544(line 544) no Hoare annotation was computed. [2020-09-04 13:37:12,729 INFO L268 CegarLoopResult]: For program point L511(line 511) no Hoare annotation was computed. [2020-09-04 13:37:12,729 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-09-04 13:37:12,729 INFO L268 CegarLoopResult]: For program point L445(line 445) no Hoare annotation was computed. [2020-09-04 13:37:12,730 INFO L268 CegarLoopResult]: For program point L280(lines 280 413) no Hoare annotation was computed. [2020-09-04 13:37:12,730 INFO L268 CegarLoopResult]: For program point L148(lines 148 413) no Hoare annotation was computed. [2020-09-04 13:37:12,730 INFO L268 CegarLoopResult]: For program point L82(lines 82 413) no Hoare annotation was computed. [2020-09-04 13:37:12,730 INFO L268 CegarLoopResult]: For program point L380(lines 380 413) no Hoare annotation was computed. [2020-09-04 13:37:12,730 INFO L268 CegarLoopResult]: For program point L314(lines 314 413) no Hoare annotation was computed. [2020-09-04 13:37:12,730 INFO L268 CegarLoopResult]: For program point L248(lines 248 413) no Hoare annotation was computed. [2020-09-04 13:37:12,731 INFO L268 CegarLoopResult]: For program point L215(lines 215 413) no Hoare annotation was computed. [2020-09-04 13:37:12,731 INFO L268 CegarLoopResult]: For program point L83(lines 83 89) no Hoare annotation was computed. [2020-09-04 13:37:12,731 INFO L268 CegarLoopResult]: For program point L50(lines 50 413) no Hoare annotation was computed. [2020-09-04 13:37:12,731 INFO L268 CegarLoopResult]: For program point L83-2(lines 83 89) no Hoare annotation was computed. [2020-09-04 13:37:12,731 INFO L268 CegarLoopResult]: For program point L579-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,731 INFO L268 CegarLoopResult]: For program point L546-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,732 INFO L268 CegarLoopResult]: For program point L513-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,732 INFO L268 CegarLoopResult]: For program point L480-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,732 INFO L268 CegarLoopResult]: For program point L414(lines 414 416) no Hoare annotation was computed. [2020-09-04 13:37:12,732 INFO L268 CegarLoopResult]: For program point L447-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,732 INFO L268 CegarLoopResult]: For program point L381(lines 381 387) no Hoare annotation was computed. [2020-09-04 13:37:12,732 INFO L268 CegarLoopResult]: For program point L414-2(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,733 INFO L268 CegarLoopResult]: For program point L315(lines 315 326) no Hoare annotation was computed. [2020-09-04 13:37:12,733 INFO L268 CegarLoopResult]: For program point L381-2(lines 381 387) no Hoare annotation was computed. [2020-09-04 13:37:12,733 INFO L268 CegarLoopResult]: For program point L315-2(lines 315 326) no Hoare annotation was computed. [2020-09-04 13:37:12,733 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,733 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,733 INFO L268 CegarLoopResult]: For program point L580(line 580) no Hoare annotation was computed. [2020-09-04 13:37:12,734 INFO L268 CegarLoopResult]: For program point L547(line 547) no Hoare annotation was computed. [2020-09-04 13:37:12,734 INFO L268 CegarLoopResult]: For program point L514(line 514) no Hoare annotation was computed. [2020-09-04 13:37:12,734 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-09-04 13:37:12,734 INFO L268 CegarLoopResult]: For program point L448(line 448) no Hoare annotation was computed. [2020-09-04 13:37:12,734 INFO L268 CegarLoopResult]: For program point L415(line 415) no Hoare annotation was computed. [2020-09-04 13:37:12,735 INFO L268 CegarLoopResult]: For program point L349(lines 349 413) no Hoare annotation was computed. [2020-09-04 13:37:12,735 INFO L268 CegarLoopResult]: For program point L283(lines 283 413) no Hoare annotation was computed. [2020-09-04 13:37:12,735 INFO L268 CegarLoopResult]: For program point L218(lines 218 413) no Hoare annotation was computed. [2020-09-04 13:37:12,735 INFO L268 CegarLoopResult]: For program point L185(lines 185 413) no Hoare annotation was computed. [2020-09-04 13:37:12,735 INFO L268 CegarLoopResult]: For program point L119(lines 119 413) no Hoare annotation was computed. [2020-09-04 13:37:12,735 INFO L268 CegarLoopResult]: For program point L582-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,736 INFO L268 CegarLoopResult]: For program point L549-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,736 INFO L268 CegarLoopResult]: For program point L516-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,736 INFO L268 CegarLoopResult]: For program point L483-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,771 INFO L268 CegarLoopResult]: For program point L450-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,771 INFO L268 CegarLoopResult]: For program point L417-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,771 INFO L268 CegarLoopResult]: For program point L54(lines 54 413) no Hoare annotation was computed. [2020-09-04 13:37:12,771 INFO L268 CegarLoopResult]: For program point L583(line 583) no Hoare annotation was computed. [2020-09-04 13:37:12,772 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-09-04 13:37:12,772 INFO L268 CegarLoopResult]: For program point L517(line 517) no Hoare annotation was computed. [2020-09-04 13:37:12,772 INFO L268 CegarLoopResult]: For program point L484(line 484) no Hoare annotation was computed. [2020-09-04 13:37:12,772 INFO L268 CegarLoopResult]: For program point L451(line 451) no Hoare annotation was computed. [2020-09-04 13:37:12,772 INFO L268 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-09-04 13:37:12,772 INFO L268 CegarLoopResult]: For program point L286(lines 286 413) no Hoare annotation was computed. [2020-09-04 13:37:12,772 INFO L268 CegarLoopResult]: For program point L253(lines 253 413) no Hoare annotation was computed. [2020-09-04 13:37:12,772 INFO L268 CegarLoopResult]: For program point L187(lines 187 413) no Hoare annotation was computed. [2020-09-04 13:37:12,773 INFO L268 CegarLoopResult]: For program point L154(lines 154 413) no Hoare annotation was computed. [2020-09-04 13:37:12,773 INFO L268 CegarLoopResult]: For program point L585-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,773 INFO L268 CegarLoopResult]: For program point L552-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,773 INFO L268 CegarLoopResult]: For program point L519-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,773 INFO L268 CegarLoopResult]: For program point L486-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,774 INFO L268 CegarLoopResult]: For program point L453-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,774 INFO L268 CegarLoopResult]: For program point L420-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,774 INFO L268 CegarLoopResult]: For program point L354(lines 354 413) no Hoare annotation was computed. [2020-09-04 13:37:12,774 INFO L268 CegarLoopResult]: For program point L189(lines 189 413) no Hoare annotation was computed. [2020-09-04 13:37:12,774 INFO L268 CegarLoopResult]: For program point L123(lines 123 413) no Hoare annotation was computed. [2020-09-04 13:37:12,774 INFO L268 CegarLoopResult]: For program point L586(line 586) no Hoare annotation was computed. [2020-09-04 13:37:12,774 INFO L268 CegarLoopResult]: For program point L553(line 553) no Hoare annotation was computed. [2020-09-04 13:37:12,774 INFO L268 CegarLoopResult]: For program point L520(line 520) no Hoare annotation was computed. [2020-09-04 13:37:12,775 INFO L268 CegarLoopResult]: For program point L487(line 487) no Hoare annotation was computed. [2020-09-04 13:37:12,775 INFO L268 CegarLoopResult]: For program point L454(line 454) no Hoare annotation was computed. [2020-09-04 13:37:12,775 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-09-04 13:37:12,775 INFO L268 CegarLoopResult]: For program point L223(lines 223 413) no Hoare annotation was computed. [2020-09-04 13:37:12,775 INFO L268 CegarLoopResult]: For program point L91(lines 91 413) no Hoare annotation was computed. [2020-09-04 13:37:12,775 INFO L268 CegarLoopResult]: For program point L389(lines 389 413) no Hoare annotation was computed. [2020-09-04 13:37:12,775 INFO L268 CegarLoopResult]: For program point L191(lines 191 413) no Hoare annotation was computed. [2020-09-04 13:37:12,776 INFO L268 CegarLoopResult]: For program point L59(lines 59 413) no Hoare annotation was computed. [2020-09-04 13:37:12,776 INFO L268 CegarLoopResult]: For program point L588-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,776 INFO L268 CegarLoopResult]: For program point L555-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,776 INFO L268 CegarLoopResult]: For program point L522-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,777 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 29 598) the Hoare annotation is: (let ((.cse4 (= ~a25~0 |old(~a25~0)|)) (.cse14 (= ~a28~0 |old(~a28~0)|)) (.cse2 (= ~a17~0 |old(~a17~0)|)) (.cse3 (= ~a11~0 |old(~a11~0)|)) (.cse5 (= ~a19~0 |old(~a19~0)|)) (.cse13 (= |old(~a25~0)| 1))) (let ((.cse6 (not (<= 9 |old(~a28~0)|))) (.cse7 (not .cse13)) (.cse8 (and .cse14 .cse2 .cse3 (= ~a25~0 1) .cse5)) (.cse9 (= |old(~a19~0)| 1)) (.cse1 (not (<= |old(~a28~0)| 9))) (.cse10 (not (<= |old(~a28~0)| 7))) (.cse0 (not (<= |old(~a17~0)| 8))) (.cse12 (and .cse14 .cse2 .cse3 .cse4 .cse5)) (.cse11 (not (<= |old(~a11~0)| 0)))) (and (or .cse0 .cse1 (and .cse2 .cse3 (<= 9 ~a28~0) .cse4 (<= ~a28~0 9) .cse5) .cse6) (or .cse7 .cse0 .cse8 (not .cse9) .cse6) (or .cse10 .cse7 .cse0 .cse8) (or .cse7 .cse0 .cse8 .cse11) (or .cse0 .cse12 .cse13 (not (<= 10 |old(~a28~0)|))) (or .cse9 .cse0 .cse12 .cse1) (or .cse10 .cse0 .cse12 .cse11)))) [2020-09-04 13:37:12,777 INFO L268 CegarLoopResult]: For program point L489-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,777 INFO L268 CegarLoopResult]: For program point L456-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,777 INFO L268 CegarLoopResult]: For program point L423-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,777 INFO L268 CegarLoopResult]: For program point L291(lines 291 413) no Hoare annotation was computed. [2020-09-04 13:37:12,778 INFO L268 CegarLoopResult]: For program point L225(lines 225 413) no Hoare annotation was computed. [2020-09-04 13:37:12,778 INFO L268 CegarLoopResult]: For program point L159(lines 159 413) no Hoare annotation was computed. [2020-09-04 13:37:12,778 INFO L268 CegarLoopResult]: For program point L589(line 589) no Hoare annotation was computed. [2020-09-04 13:37:12,778 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-09-04 13:37:12,778 INFO L268 CegarLoopResult]: For program point L523(line 523) no Hoare annotation was computed. [2020-09-04 13:37:12,778 INFO L268 CegarLoopResult]: For program point L490(line 490) no Hoare annotation was computed. [2020-09-04 13:37:12,778 INFO L268 CegarLoopResult]: For program point L457(line 457) no Hoare annotation was computed. [2020-09-04 13:37:12,778 INFO L268 CegarLoopResult]: For program point L424(line 424) no Hoare annotation was computed. [2020-09-04 13:37:12,779 INFO L268 CegarLoopResult]: For program point L259(lines 259 413) no Hoare annotation was computed. [2020-09-04 13:37:12,779 INFO L268 CegarLoopResult]: For program point L293(lines 293 413) no Hoare annotation was computed. [2020-09-04 13:37:12,779 INFO L268 CegarLoopResult]: For program point L194(lines 194 413) no Hoare annotation was computed. [2020-09-04 13:37:12,779 INFO L268 CegarLoopResult]: For program point L95(lines 95 413) no Hoare annotation was computed. [2020-09-04 13:37:12,779 INFO L268 CegarLoopResult]: For program point L591-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,779 INFO L268 CegarLoopResult]: For program point L558-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,779 INFO L268 CegarLoopResult]: For program point L525-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,780 INFO L268 CegarLoopResult]: For program point L492-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,780 INFO L268 CegarLoopResult]: For program point L459-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,780 INFO L268 CegarLoopResult]: For program point L426-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,780 INFO L268 CegarLoopResult]: For program point L261(lines 261 413) no Hoare annotation was computed. [2020-09-04 13:37:12,780 INFO L268 CegarLoopResult]: For program point L30(lines 30 413) no Hoare annotation was computed. [2020-09-04 13:37:12,780 INFO L268 CegarLoopResult]: For program point L592(line 592) no Hoare annotation was computed. [2020-09-04 13:37:12,780 INFO L268 CegarLoopResult]: For program point L559(line 559) no Hoare annotation was computed. [2020-09-04 13:37:12,780 INFO L268 CegarLoopResult]: For program point L526(line 526) no Hoare annotation was computed. [2020-09-04 13:37:12,781 INFO L268 CegarLoopResult]: For program point L493(line 493) no Hoare annotation was computed. [2020-09-04 13:37:12,781 INFO L268 CegarLoopResult]: For program point L460(line 460) no Hoare annotation was computed. [2020-09-04 13:37:12,781 INFO L268 CegarLoopResult]: For program point L427(line 427) no Hoare annotation was computed. [2020-09-04 13:37:12,781 INFO L268 CegarLoopResult]: For program point L394(lines 394 413) no Hoare annotation was computed. [2020-09-04 13:37:12,781 INFO L268 CegarLoopResult]: For program point L361(lines 361 413) no Hoare annotation was computed. [2020-09-04 13:37:12,781 INFO L268 CegarLoopResult]: For program point L328(lines 328 413) no Hoare annotation was computed. [2020-09-04 13:37:12,781 INFO L268 CegarLoopResult]: For program point L262(lines 262 274) no Hoare annotation was computed. [2020-09-04 13:37:12,781 INFO L268 CegarLoopResult]: For program point L262-2(lines 262 274) no Hoare annotation was computed. [2020-09-04 13:37:12,782 INFO L268 CegarLoopResult]: For program point L130(lines 130 413) no Hoare annotation was computed. [2020-09-04 13:37:12,782 INFO L268 CegarLoopResult]: For program point L65(lines 65 413) no Hoare annotation was computed. [2020-09-04 13:37:12,782 INFO L268 CegarLoopResult]: For program point L594-1(lines 594 596) no Hoare annotation was computed. [2020-09-04 13:37:12,782 INFO L268 CegarLoopResult]: For program point L561-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,782 INFO L268 CegarLoopResult]: For program point L528-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,782 INFO L268 CegarLoopResult]: For program point L495-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,782 INFO L268 CegarLoopResult]: For program point L462-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,782 INFO L268 CegarLoopResult]: For program point L429-1(lines 29 598) no Hoare annotation was computed. [2020-09-04 13:37:12,783 INFO L268 CegarLoopResult]: For program point L297(lines 297 413) no Hoare annotation was computed. [2020-09-04 13:37:12,783 INFO L268 CegarLoopResult]: For program point L198(lines 198 413) no Hoare annotation was computed. [2020-09-04 13:37:12,783 INFO L268 CegarLoopResult]: For program point L165(lines 165 413) no Hoare annotation was computed. [2020-09-04 13:37:12,783 INFO L268 CegarLoopResult]: For program point L99(lines 99 413) no Hoare annotation was computed. [2020-09-04 13:37:12,783 INFO L268 CegarLoopResult]: For program point L595(line 595) no Hoare annotation was computed. [2020-09-04 13:37:12,783 INFO L268 CegarLoopResult]: For program point L562(line 562) no Hoare annotation was computed. [2020-09-04 13:37:12,783 INFO L268 CegarLoopResult]: For program point L529(line 529) no Hoare annotation was computed. [2020-09-04 13:37:12,783 INFO L268 CegarLoopResult]: For program point L496(line 496) no Hoare annotation was computed. [2020-09-04 13:37:12,784 INFO L268 CegarLoopResult]: For program point L463(line 463) no Hoare annotation was computed. [2020-09-04 13:37:12,784 INFO L268 CegarLoopResult]: For program point L430(line 430) no Hoare annotation was computed. [2020-09-04 13:37:12,784 INFO L268 CegarLoopResult]: For program point L331(lines 331 413) no Hoare annotation was computed. [2020-09-04 13:37:12,784 INFO L268 CegarLoopResult]: For program point L298(lines 298 307) no Hoare annotation was computed. [2020-09-04 13:37:12,784 INFO L268 CegarLoopResult]: For program point L232(lines 232 413) no Hoare annotation was computed. [2020-09-04 13:37:12,784 INFO L268 CegarLoopResult]: For program point L298-2(lines 298 307) no Hoare annotation was computed. [2020-09-04 13:37:12,784 INFO L268 CegarLoopResult]: For program point L398(lines 398 413) no Hoare annotation was computed. [2020-09-04 13:37:12,784 INFO L268 CegarLoopResult]: For program point L332(lines 332 335) no Hoare annotation was computed. [2020-09-04 13:37:12,785 INFO L268 CegarLoopResult]: For program point L332-2(lines 332 335) no Hoare annotation was computed. [2020-09-04 13:37:12,785 INFO L268 CegarLoopResult]: For program point L134(lines 134 413) no Hoare annotation was computed. [2020-09-04 13:37:12,785 INFO L268 CegarLoopResult]: For program point L35(lines 35 413) no Hoare annotation was computed. [2020-09-04 13:37:12,785 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-04 13:37:12,785 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a11~0 0) (= ~a19~0 1) (<= ~a28~0 7) (<= ~a17~0 8) (not (= ~a25~0 1))) [2020-09-04 13:37:12,785 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-04 13:37:12,785 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-04 13:37:12,786 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 600 617) the Hoare annotation is: (or (not (<= |old(~a28~0)| 7)) (not (<= |old(~a17~0)| 8)) (not (= |old(~a19~0)| 1)) (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a19~0 |old(~a19~0)|)) (= |old(~a25~0)| 1) (not (<= |old(~a11~0)| 0))) [2020-09-04 13:37:12,786 INFO L264 CegarLoopResult]: At program point L606-2(lines 606 616) the Hoare annotation is: (let ((.cse2 (= ~a19~0 1)) (.cse0 (<= ~a28~0 9)) (.cse3 (= ~a25~0 1)) (.cse1 (<= ~a17~0 8))) (or (not (<= |old(~a28~0)| 7)) (not (<= |old(~a17~0)| 8)) (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a25~0 |old(~a25~0)|)) (not (= |old(~a19~0)| 1)) (and (<= 9 ~a28~0) .cse0 .cse1) (= |old(~a25~0)| 1) (and .cse2 (not (= ~a28~0 8)) .cse3 .cse1) (and (<= 10 ~a28~0) .cse1 (not .cse3)) (and (not .cse2) .cse0 .cse1) (not (<= |old(~a11~0)| 0)) (and (<= ~a11~0 0) .cse3 .cse1))) [2020-09-04 13:37:12,786 INFO L268 CegarLoopResult]: For program point L606-3(lines 600 617) no Hoare annotation was computed. [2020-09-04 13:37:12,786 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 600 617) no Hoare annotation was computed. [2020-09-04 13:37:12,787 INFO L264 CegarLoopResult]: At program point L614(line 614) the Hoare annotation is: (let ((.cse2 (= ~a19~0 1)) (.cse0 (<= ~a28~0 9)) (.cse3 (= ~a25~0 1)) (.cse1 (<= ~a17~0 8))) (or (not (<= |old(~a28~0)| 7)) (not (<= |old(~a17~0)| 8)) (and (= ~a28~0 |old(~a28~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a11~0 |old(~a11~0)|) (= ~a25~0 |old(~a25~0)|)) (not (= |old(~a19~0)| 1)) (and (<= 9 ~a28~0) .cse0 .cse1) (= |old(~a25~0)| 1) (and .cse2 (not (= ~a28~0 8)) .cse3 .cse1) (and (<= 10 ~a28~0) .cse1 (not .cse3)) (and (not .cse2) .cse0 .cse1) (not (<= |old(~a11~0)| 0)) (and (<= ~a11~0 0) .cse3 .cse1))) [2020-09-04 13:37:12,787 INFO L268 CegarLoopResult]: For program point L614-1(line 614) no Hoare annotation was computed. [2020-09-04 13:37:12,787 INFO L268 CegarLoopResult]: For program point L611(line 611) no Hoare annotation was computed. [2020-09-04 13:37:12,819 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.09 01:37:12 BoogieIcfgContainer [2020-09-04 13:37:12,819 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-04 13:37:12,822 INFO L168 Benchmark]: Toolchain (without parser) took 25237.19 ms. Allocated memory was 138.9 MB in the beginning and 538.4 MB in the end (delta: 399.5 MB). Free memory was 100.7 MB in the beginning and 482.9 MB in the end (delta: -382.3 MB). Peak memory consumption was 374.6 MB. Max. memory is 7.1 GB. [2020-09-04 13:37:12,829 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-09-04 13:37:12,831 INFO L168 Benchmark]: CACSL2BoogieTranslator took 818.62 ms. Allocated memory was 138.9 MB in the beginning and 204.5 MB in the end (delta: 65.5 MB). Free memory was 100.4 MB in the beginning and 171.2 MB in the end (delta: -70.7 MB). Peak memory consumption was 34.5 MB. Max. memory is 7.1 GB. [2020-09-04 13:37:12,833 INFO L168 Benchmark]: Boogie Preprocessor took 135.23 ms. Allocated memory is still 204.5 MB. Free memory was 171.2 MB in the beginning and 166.3 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2020-09-04 13:37:12,835 INFO L168 Benchmark]: RCFGBuilder took 1607.89 ms. Allocated memory was 204.5 MB in the beginning and 236.5 MB in the end (delta: 32.0 MB). Free memory was 166.3 MB in the beginning and 182.1 MB in the end (delta: -15.8 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB. [2020-09-04 13:37:12,836 INFO L168 Benchmark]: TraceAbstraction took 22668.41 ms. Allocated memory was 236.5 MB in the beginning and 538.4 MB in the end (delta: 302.0 MB). Free memory was 180.6 MB in the beginning and 482.9 MB in the end (delta: -302.3 MB). Peak memory consumption was 357.0 MB. Max. memory is 7.1 GB. [2020-09-04 13:37:12,843 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 818.62 ms. Allocated memory was 138.9 MB in the beginning and 204.5 MB in the end (delta: 65.5 MB). Free memory was 100.4 MB in the beginning and 171.2 MB in the end (delta: -70.7 MB). Peak memory consumption was 34.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 135.23 ms. Allocated memory is still 204.5 MB. Free memory was 171.2 MB in the beginning and 166.3 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1607.89 ms. Allocated memory was 204.5 MB in the beginning and 236.5 MB in the end (delta: 32.0 MB). Free memory was 166.3 MB in the beginning and 182.1 MB in the end (delta: -15.8 MB). Peak memory consumption was 84.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 22668.41 ms. Allocated memory was 236.5 MB in the beginning and 538.4 MB in the end (delta: 302.0 MB). Free memory was 180.6 MB in the beginning and 482.9 MB in the end (delta: -302.3 MB). Peak memory consumption was 357.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 442]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 606]: Loop Invariant Derived loop invariant: (((((((((!(\old(a28) <= 7) || !(\old(a17) <= 8)) || (((a28 == \old(a28) && a17 == \old(a17)) && a11 == \old(a11)) && a25 == \old(a25))) || !(\old(a19) == 1)) || ((9 <= a28 && a28 <= 9) && a17 <= 8)) || \old(a25) == 1) || (((a19 == 1 && !(a28 == 8)) && a25 == 1) && a17 <= 8)) || ((10 <= a28 && a17 <= 8) && !(a25 == 1))) || ((!(a19 == 1) && a28 <= 9) && a17 <= 8)) || !(\old(a11) <= 0)) || ((a11 <= 0 && a25 == 1) && a17 <= 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 236 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.3s, OverallIterations: 5, TraceHistogramMax: 4, AutomataDifference: 15.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 239 SDtfs, 4947 SDslu, 451 SDs, 0 SdLazy, 7482 SolverSat, 1503 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 732 GetRequests, 638 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 629 ImplicationChecksByTransitivity, 2.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3203occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 5 MinimizatonAttempts, 701 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 89 PreInvPairs, 139 NumberOfFragments, 493 HoareAnnotationTreeSize, 89 FomulaSimplifications, 11111 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 2814 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 1238 NumberOfCodeBlocks, 1238 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1229 ConstructedInterpolants, 0 QuantifiedInterpolants, 376191 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1618 ConjunctsInSsa, 27 ConjunctsInUnsatCore, 9 InterpolantComputations, 2 PerfectInterpolantSequences, 415/452 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...