/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/eca-rers2012/Problem03_label56.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 05:01:42,971 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 05:01:42,974 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 05:01:43,011 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 05:01:43,011 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 05:01:43,013 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 05:01:43,015 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 05:01:43,017 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 05:01:43,019 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 05:01:43,020 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 05:01:43,021 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 05:01:43,023 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 05:01:43,023 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 05:01:43,025 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 05:01:43,026 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 05:01:43,027 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 05:01:43,028 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 05:01:43,030 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 05:01:43,032 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 05:01:43,034 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 05:01:43,036 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 05:01:43,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 05:01:43,039 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 05:01:43,040 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 05:01:43,044 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 05:01:43,044 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 05:01:43,045 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 05:01:43,046 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 05:01:43,046 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 05:01:43,048 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 05:01:43,048 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 05:01:43,049 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 05:01:43,050 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 05:01:43,056 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 05:01:43,057 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 05:01:43,058 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 05:01:43,059 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 05:01:43,059 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 05:01:43,059 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 05:01:43,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 05:01:43,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 05:01:43,062 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 [2020-10-29 05:01:43,089 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 05:01:43,090 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 05:01:43,091 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 05:01:43,091 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 05:01:43,092 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 05:01:43,092 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 05:01:43,092 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 05:01:43,093 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 05:01:43,093 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 05:01:43,093 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 05:01:43,094 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 05:01:43,094 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 05:01:43,094 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 05:01:43,094 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 05:01:43,095 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 05:01:43,095 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 05:01:43,095 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 05:01:43,095 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 05:01:43,096 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 05:01:43,096 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 05:01:43,096 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 05:01:43,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 05:01:43,097 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 05:01:43,097 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 05:01:43,097 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 05:01:43,098 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 05:01:43,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 05:01:43,098 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 05:01:43,099 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 05:01:43,099 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 05:01:43,517 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 05:01:43,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 05:01:43,549 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 05:01:43,550 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 05:01:43,551 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 05:01:43,552 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem03_label56.c [2020-10-29 05:01:43,627 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ec7555049/59342b87721d46c2ae089ffe66624a77/FLAG8f56844d0 [2020-10-29 05:01:44,402 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 05:01:44,403 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem03_label56.c [2020-10-29 05:01:44,419 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ec7555049/59342b87721d46c2ae089ffe66624a77/FLAG8f56844d0 [2020-10-29 05:01:44,540 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/ec7555049/59342b87721d46c2ae089ffe66624a77 [2020-10-29 05:01:44,543 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 05:01:44,549 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 05:01:44,553 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 05:01:44,553 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 05:01:44,557 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 05:01:44,559 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:01:44" (1/1) ... [2020-10-29 05:01:44,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31fea257 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:01:44, skipping insertion in model container [2020-10-29 05:01:44,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:01:44" (1/1) ... [2020-10-29 05:01:44,580 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 05:01:44,664 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 05:01:45,420 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 05:01:45,431 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 05:01:45,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 05:01:45,677 INFO L208 MainTranslator]: Completed translation [2020-10-29 05:01:45,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:01:45 WrapperNode [2020-10-29 05:01:45,678 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 05:01:45,679 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 05:01:45,679 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 05:01:45,679 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 05:01:45,694 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:01:45" (1/1) ... [2020-10-29 05:01:45,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:01:45" (1/1) ... [2020-10-29 05:01:45,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:01:45" (1/1) ... [2020-10-29 05:01:45,730 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:01:45" (1/1) ... [2020-10-29 05:01:45,812 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:01:45" (1/1) ... [2020-10-29 05:01:45,842 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:01:45" (1/1) ... [2020-10-29 05:01:45,861 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:01:45" (1/1) ... [2020-10-29 05:01:45,874 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 05:01:45,876 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 05:01:45,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 05:01:45,876 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 05:01:45,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:01:45" (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 [2020-10-29 05:01:45,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 05:01:45,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 05:01:45,961 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 05:01:45,962 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-10-29 05:01:45,962 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 05:01:45,962 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-10-29 05:01:45,963 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 05:01:45,963 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 05:01:45,963 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 05:01:45,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 05:01:45,964 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 05:01:45,964 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-10-29 05:01:45,965 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 05:01:45,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 05:01:45,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 05:01:45,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 05:01:45,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 05:01:45,966 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 05:01:45,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 05:01:48,288 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 05:01:48,288 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-29 05:01:48,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:01:48 BoogieIcfgContainer [2020-10-29 05:01:48,291 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 05:01:48,292 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 05:01:48,293 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 05:01:48,296 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 05:01:48,296 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:01:44" (1/3) ... [2020-10-29 05:01:48,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50c6696b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:01:48, skipping insertion in model container [2020-10-29 05:01:48,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:01:45" (2/3) ... [2020-10-29 05:01:48,298 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50c6696b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:01:48, skipping insertion in model container [2020-10-29 05:01:48,298 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:01:48" (3/3) ... [2020-10-29 05:01:48,299 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem03_label56.c [2020-10-29 05:01:48,311 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 05:01:48,316 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 05:01:48,329 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 05:01:48,359 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 05:01:48,359 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 05:01:48,359 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 05:01:48,359 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 05:01:48,359 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 05:01:48,359 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 05:01:48,360 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 05:01:48,360 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 05:01:48,389 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states. [2020-10-29 05:01:48,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2020-10-29 05:01:48,408 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 05:01:48,409 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 05:01:48,409 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 05:01:48,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 05:01:48,416 INFO L82 PathProgramCache]: Analyzing trace with hash -709890784, now seen corresponding path program 1 times [2020-10-29 05:01:48,425 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 05:01:48,426 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [121467480] [2020-10-29 05:01:48,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 05:01:48,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 05:01:49,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:01:49,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:01:53,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 05:01:53,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 190 [2020-10-29 05:01:53,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 05:01:53,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4562 [2020-10-29 05:01:53,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 05:01:53,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 05:01:53,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 05:01:53,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 05:01:53,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 181 [2020-10-29 05:01:53,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 05:01:53,932 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-29 05:01:53,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 05:01:53,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 05:01:53,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:01:54,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 05:01:54,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 05:01:54,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 05:01:54,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-29 05:01:54,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 05:01:54,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 05:01:54,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 05:01:54,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 05:01:54,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 05:01:54,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 05:01:54,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 05:01:54,112 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [121467480] [2020-10-29 05:01:54,115 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 05:01:54,115 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-29 05:01:54,116 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903001760] [2020-10-29 05:01:54,124 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-29 05:01:54,124 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 05:01:54,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-29 05:01:54,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-29 05:01:54,148 INFO L87 Difference]: Start difference. First operand 315 states. Second operand 4 states. [2020-10-29 05:01:54,476 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2020-10-29 05:01:57,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 05:01:57,933 INFO L93 Difference]: Finished difference Result 869 states and 1524 transitions. [2020-10-29 05:01:57,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 05:01:57,935 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 180 [2020-10-29 05:01:57,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 05:01:57,953 INFO L225 Difference]: With dead ends: 869 [2020-10-29 05:01:57,954 INFO L226 Difference]: Without dead ends: 477 [2020-10-29 05:01:57,961 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-29 05:01:57,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 477 states. [2020-10-29 05:01:58,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 477 to 468. [2020-10-29 05:01:58,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 468 states. [2020-10-29 05:01:58,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 722 transitions. [2020-10-29 05:01:58,051 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 722 transitions. Word has length 180 [2020-10-29 05:01:58,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 05:01:58,052 INFO L481 AbstractCegarLoop]: Abstraction has 468 states and 722 transitions. [2020-10-29 05:01:58,052 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-29 05:01:58,052 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 722 transitions. [2020-10-29 05:01:58,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2020-10-29 05:01:58,059 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 05:01:58,059 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 05:01:58,060 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 05:01:58,060 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 05:01:58,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 05:01:58,061 INFO L82 PathProgramCache]: Analyzing trace with hash 1998237708, now seen corresponding path program 1 times [2020-10-29 05:01:58,061 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 05:01:58,061 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [956381683] [2020-10-29 05:01:58,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 05:01:58,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 05:01:58,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:01:58,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:01:58,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:01:59,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:01:59,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:00,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 05:02:00,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 202 [2020-10-29 05:02:00,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 05:02:00,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2820 [2020-10-29 05:02:00,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 05:02:00,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 05:02:00,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 05:02:00,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-29 05:02:00,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 179 [2020-10-29 05:02:00,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 05:02:01,424 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-29 05:02:01,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 05:02:01,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 05:02:01,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:01,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 05:02:01,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 05:02:01,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 05:02:01,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 05:02:01,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 05:02:01,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 05:02:01,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 05:02:01,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 05:02:01,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 05:02:01,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 05:02:01,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 05:02:01,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 05:02:01,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:01,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:01,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 05:02:01,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 05:02:01,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 05:02:01,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-29 05:02:01,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 05:02:01,573 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 05:02:01,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 05:02:01,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 05:02:01,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 05:02:01,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 05:02:01,668 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 05:02:01,669 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [956381683] [2020-10-29 05:02:01,669 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 05:02:01,669 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 05:02:01,670 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788370882] [2020-10-29 05:02:01,671 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 05:02:01,672 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 05:02:01,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 05:02:01,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 05:02:01,673 INFO L87 Difference]: Start difference. First operand 468 states and 722 transitions. Second operand 5 states. [2020-10-29 05:02:02,109 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-29 05:02:05,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 05:02:05,196 INFO L93 Difference]: Finished difference Result 1354 states and 2109 transitions. [2020-10-29 05:02:05,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 05:02:05,196 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 190 [2020-10-29 05:02:05,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 05:02:05,206 INFO L225 Difference]: With dead ends: 1354 [2020-10-29 05:02:05,207 INFO L226 Difference]: Without dead ends: 471 [2020-10-29 05:02:05,212 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-29 05:02:05,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 471 states. [2020-10-29 05:02:05,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 471 to 467. [2020-10-29 05:02:05,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 467 states. [2020-10-29 05:02:05,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 467 states and 720 transitions. [2020-10-29 05:02:05,273 INFO L78 Accepts]: Start accepts. Automaton has 467 states and 720 transitions. Word has length 190 [2020-10-29 05:02:05,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 05:02:05,273 INFO L481 AbstractCegarLoop]: Abstraction has 467 states and 720 transitions. [2020-10-29 05:02:05,274 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 05:02:05,274 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 720 transitions. [2020-10-29 05:02:05,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-10-29 05:02:05,278 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 05:02:05,278 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 05:02:05,278 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 05:02:05,279 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 05:02:05,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 05:02:05,279 INFO L82 PathProgramCache]: Analyzing trace with hash 2141534139, now seen corresponding path program 1 times [2020-10-29 05:02:05,280 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 05:02:05,280 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [326033371] [2020-10-29 05:02:05,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 05:02:05,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 05:02:05,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:05,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:06,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:07,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 05:02:07,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 206 [2020-10-29 05:02:07,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 05:02:07,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1796 [2020-10-29 05:02:07,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 05:02:07,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 05:02:07,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 05:02:07,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-29 05:02:07,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 178 [2020-10-29 05:02:07,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 05:02:07,667 WARN L193 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-29 05:02:07,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 05:02:07,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 05:02:07,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:07,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 05:02:07,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 05:02:07,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 05:02:07,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 05:02:07,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 05:02:07,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 05:02:07,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 05:02:07,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 05:02:07,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 05:02:07,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 05:02:07,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 05:02:07,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 05:02:07,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:07,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 05:02:07,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 05:02:07,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 05:02:07,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-29 05:02:07,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 05:02:07,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 05:02:07,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 05:02:07,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 05:02:07,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 05:02:07,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 05:02:08,047 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 05:02:08,048 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [326033371] [2020-10-29 05:02:08,048 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 05:02:08,049 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 05:02:08,049 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022777638] [2020-10-29 05:02:08,050 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 05:02:08,051 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 05:02:08,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 05:02:08,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 05:02:08,054 INFO L87 Difference]: Start difference. First operand 467 states and 720 transitions. Second operand 5 states. [2020-10-29 05:02:08,466 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-29 05:02:11,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 05:02:11,749 INFO L93 Difference]: Finished difference Result 1376 states and 2150 transitions. [2020-10-29 05:02:11,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 05:02:11,750 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 194 [2020-10-29 05:02:11,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 05:02:11,757 INFO L225 Difference]: With dead ends: 1376 [2020-10-29 05:02:11,757 INFO L226 Difference]: Without dead ends: 915 [2020-10-29 05:02:11,759 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-29 05:02:11,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 915 states. [2020-10-29 05:02:11,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 915 to 895. [2020-10-29 05:02:11,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 895 states. [2020-10-29 05:02:11,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 895 states and 1356 transitions. [2020-10-29 05:02:11,798 INFO L78 Accepts]: Start accepts. Automaton has 895 states and 1356 transitions. Word has length 194 [2020-10-29 05:02:11,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 05:02:11,799 INFO L481 AbstractCegarLoop]: Abstraction has 895 states and 1356 transitions. [2020-10-29 05:02:11,799 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 05:02:11,799 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1356 transitions. [2020-10-29 05:02:11,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2020-10-29 05:02:11,803 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 05:02:11,804 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 05:02:11,804 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 05:02:11,804 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 05:02:11,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 05:02:11,805 INFO L82 PathProgramCache]: Analyzing trace with hash 1033302977, now seen corresponding path program 1 times [2020-10-29 05:02:11,805 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 05:02:11,805 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [797840463] [2020-10-29 05:02:11,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 05:02:11,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 05:02:11,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:12,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:13,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 05:02:13,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 209 [2020-10-29 05:02:13,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 05:02:13,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1998 [2020-10-29 05:02:13,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 05:02:13,844 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 05:02:13,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 05:02:13,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 27 [2020-10-29 05:02:13,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 178 [2020-10-29 05:02:13,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 05:02:14,173 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-29 05:02:14,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 05:02:14,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 05:02:14,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:14,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 05:02:14,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 05:02:14,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 05:02:14,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 05:02:14,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 05:02:14,194 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 05:02:14,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 05:02:14,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 05:02:14,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 05:02:14,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 05:02:14,320 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2020-10-29 05:02:14,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 05:02:14,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 05:02:14,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:14,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 05:02:14,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-29 05:02:14,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 05:02:14,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-29 05:02:14,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 05:02:14,425 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 05:02:14,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 05:02:14,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 05:02:14,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 05:02:14,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 05:02:14,576 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 05:02:14,577 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [797840463] [2020-10-29 05:02:14,577 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 05:02:14,577 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-29 05:02:14,577 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324972397] [2020-10-29 05:02:14,578 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 05:02:14,578 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 05:02:14,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 05:02:14,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-29 05:02:14,579 INFO L87 Difference]: Start difference. First operand 895 states and 1356 transitions. Second operand 6 states. [2020-10-29 05:02:15,053 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-29 05:02:16,515 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2020-10-29 05:02:19,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 05:02:19,507 INFO L93 Difference]: Finished difference Result 3497 states and 5438 transitions. [2020-10-29 05:02:19,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-29 05:02:19,507 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 197 [2020-10-29 05:02:19,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 05:02:19,525 INFO L225 Difference]: With dead ends: 3497 [2020-10-29 05:02:19,525 INFO L226 Difference]: Without dead ends: 2608 [2020-10-29 05:02:19,529 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-29 05:02:19,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2608 states. [2020-10-29 05:02:19,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2608 to 2572. [2020-10-29 05:02:19,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2572 states. [2020-10-29 05:02:19,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 2572 states and 3891 transitions. [2020-10-29 05:02:19,630 INFO L78 Accepts]: Start accepts. Automaton has 2572 states and 3891 transitions. Word has length 197 [2020-10-29 05:02:19,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 05:02:19,630 INFO L481 AbstractCegarLoop]: Abstraction has 2572 states and 3891 transitions. [2020-10-29 05:02:19,631 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 05:02:19,631 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 3891 transitions. [2020-10-29 05:02:19,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2020-10-29 05:02:19,639 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 05:02:19,640 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 05:02:19,640 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 05:02:19,640 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 05:02:19,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 05:02:19,641 INFO L82 PathProgramCache]: Analyzing trace with hash 647567646, now seen corresponding path program 1 times [2020-10-29 05:02:19,641 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 05:02:19,641 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [112625317] [2020-10-29 05:02:19,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 05:02:19,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 05:02:19,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:19,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:20,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:23,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:23,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:24,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 05:02:24,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 218 [2020-10-29 05:02:24,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 05:02:24,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-29 05:02:24,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 05:02:24,710 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 05:02:24,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 05:02:24,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 36 [2020-10-29 05:02:24,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 178 [2020-10-29 05:02:24,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 05:02:25,045 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-29 05:02:25,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 05:02:25,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 05:02:25,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:25,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 05:02:25,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 05:02:25,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 05:02:25,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 05:02:25,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 05:02:25,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 05:02:25,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 05:02:25,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 05:02:25,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 05:02:25,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-29 05:02:25,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 05:02:25,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 05:02:25,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:25,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 05:02:25,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 05:02:25,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 05:02:25,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 05:02:25,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 05:02:25,186 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 05:02:25,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 05:02:25,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 05:02:25,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 05:02:25,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-29 05:02:25,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 05:02:25,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 05:02:25,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:25,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 05:02:25,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-29 05:02:25,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 05:02:25,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-29 05:02:25,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 05:02:25,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 05:02:25,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 05:02:25,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 05:02:25,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 05:02:25,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 05:02:25,424 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-10-29 05:02:25,424 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [112625317] [2020-10-29 05:02:25,424 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 05:02:25,424 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 05:02:25,425 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437046928] [2020-10-29 05:02:25,427 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 05:02:25,428 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 05:02:25,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 05:02:25,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 05:02:25,429 INFO L87 Difference]: Start difference. First operand 2572 states and 3891 transitions. Second operand 5 states. [2020-10-29 05:02:25,708 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-29 05:02:29,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 05:02:29,049 INFO L93 Difference]: Finished difference Result 7240 states and 11189 transitions. [2020-10-29 05:02:29,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 05:02:29,050 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 204 [2020-10-29 05:02:29,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 05:02:29,080 INFO L225 Difference]: With dead ends: 7240 [2020-10-29 05:02:29,080 INFO L226 Difference]: Without dead ends: 4674 [2020-10-29 05:02:29,086 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-29 05:02:29,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4674 states. [2020-10-29 05:02:29,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4674 to 4254. [2020-10-29 05:02:29,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4254 states. [2020-10-29 05:02:29,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4254 states to 4254 states and 6275 transitions. [2020-10-29 05:02:29,250 INFO L78 Accepts]: Start accepts. Automaton has 4254 states and 6275 transitions. Word has length 204 [2020-10-29 05:02:29,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 05:02:29,250 INFO L481 AbstractCegarLoop]: Abstraction has 4254 states and 6275 transitions. [2020-10-29 05:02:29,250 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 05:02:29,251 INFO L276 IsEmpty]: Start isEmpty. Operand 4254 states and 6275 transitions. [2020-10-29 05:02:29,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2020-10-29 05:02:29,265 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 05:02:29,265 INFO L422 BasicCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 05:02:29,265 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 05:02:29,265 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 05:02:29,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 05:02:29,266 INFO L82 PathProgramCache]: Analyzing trace with hash -1711461185, now seen corresponding path program 1 times [2020-10-29 05:02:29,266 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 05:02:29,267 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1098948570] [2020-10-29 05:02:29,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 05:02:29,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 05:02:29,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:29,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:30,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:33,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:34,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 05:02:34,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 246 [2020-10-29 05:02:34,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 05:02:34,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-29 05:02:34,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 05:02:34,317 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 05:02:34,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 05:02:34,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 64 [2020-10-29 05:02:34,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 178 [2020-10-29 05:02:34,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 05:02:34,644 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-29 05:02:34,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 05:02:34,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 05:02:34,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:34,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 05:02:34,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 05:02:34,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 05:02:34,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 05:02:34,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 05:02:34,660 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 05:02:34,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 05:02:34,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 05:02:34,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 05:02:34,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 05:02:34,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 05:02:34,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 05:02:34,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:34,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 05:02:34,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 05:02:34,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 05:02:34,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 05:02:34,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 05:02:34,774 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 05:02:34,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 05:02:34,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 05:02:34,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 05:02:34,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 05:02:34,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 05:02:34,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 05:02:34,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:34,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 05:02:34,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-29 05:02:34,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 05:02:34,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-29 05:02:34,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 05:02:34,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 05:02:34,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 05:02:34,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 05:02:34,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 33 [2020-10-29 05:02:34,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 05:02:35,065 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 47 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-10-29 05:02:35,065 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1098948570] [2020-10-29 05:02:35,065 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 05:02:35,066 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 05:02:35,066 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137093511] [2020-10-29 05:02:35,066 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 05:02:35,067 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 05:02:35,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 05:02:35,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 05:02:35,068 INFO L87 Difference]: Start difference. First operand 4254 states and 6275 transitions. Second operand 5 states. [2020-10-29 05:02:35,326 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2020-10-29 05:02:38,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 05:02:38,398 INFO L93 Difference]: Finished difference Result 11445 states and 17478 transitions. [2020-10-29 05:02:38,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 05:02:38,399 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 232 [2020-10-29 05:02:38,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 05:02:38,443 INFO L225 Difference]: With dead ends: 11445 [2020-10-29 05:02:38,443 INFO L226 Difference]: Without dead ends: 7197 [2020-10-29 05:02:38,459 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-29 05:02:38,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7197 states. [2020-10-29 05:02:38,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7197 to 6150. [2020-10-29 05:02:38,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6150 states. [2020-10-29 05:02:38,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6150 states to 6150 states and 8961 transitions. [2020-10-29 05:02:38,734 INFO L78 Accepts]: Start accepts. Automaton has 6150 states and 8961 transitions. Word has length 232 [2020-10-29 05:02:38,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 05:02:38,735 INFO L481 AbstractCegarLoop]: Abstraction has 6150 states and 8961 transitions. [2020-10-29 05:02:38,735 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 05:02:38,735 INFO L276 IsEmpty]: Start isEmpty. Operand 6150 states and 8961 transitions. [2020-10-29 05:02:38,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2020-10-29 05:02:38,760 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 05:02:38,762 INFO L422 BasicCegarLoop]: trace histogram [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, 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, 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, 1, 1, 1, 1] [2020-10-29 05:02:38,763 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 05:02:38,763 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 05:02:38,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 05:02:38,764 INFO L82 PathProgramCache]: Analyzing trace with hash 1851322199, now seen corresponding path program 1 times [2020-10-29 05:02:38,764 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 05:02:38,764 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1075170275] [2020-10-29 05:02:38,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 05:02:38,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 05:02:38,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:39,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 05:02:39,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 289 [2020-10-29 05:02:39,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 05:02:39,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 863 [2020-10-29 05:02:39,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 05:02:39,698 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 05:02:39,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 05:02:39,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 05:02:39,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 103 [2020-10-29 05:02:39,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 05:02:39,974 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-29 05:02:39,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 05:02:39,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 05:02:39,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:40,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 05:02:40,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 05:02:40,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 05:02:40,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 05:02:40,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 05:02:40,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 05:02:40,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 05:02:40,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 05:02:40,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 05:02:40,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 05:02:40,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 05:02:40,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 05:02:40,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:40,403 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 05:02:40,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-29 05:02:40,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 05:02:40,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 250 [2020-10-29 05:02:40,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 05:02:40,404 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 05:02:40,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 05:02:40,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-29 05:02:40,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 98 [2020-10-29 05:02:40,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 05:02:40,589 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 05:02:40,589 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1075170275] [2020-10-29 05:02:40,590 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 05:02:40,590 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 05:02:40,591 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630286429] [2020-10-29 05:02:40,592 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 05:02:40,592 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 05:02:40,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 05:02:40,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-29 05:02:40,595 INFO L87 Difference]: Start difference. First operand 6150 states and 8961 transitions. Second operand 7 states. [2020-10-29 05:02:40,914 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-29 05:02:42,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 05:02:42,886 INFO L93 Difference]: Finished difference Result 12270 states and 18184 transitions. [2020-10-29 05:02:42,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-29 05:02:42,886 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 277 [2020-10-29 05:02:42,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 05:02:42,918 INFO L225 Difference]: With dead ends: 12270 [2020-10-29 05:02:42,919 INFO L226 Difference]: Without dead ends: 6126 [2020-10-29 05:02:42,939 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2020-10-29 05:02:42,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6126 states. [2020-10-29 05:02:43,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6126 to 6122. [2020-10-29 05:02:43,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6122 states. [2020-10-29 05:02:43,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6122 states to 6122 states and 8513 transitions. [2020-10-29 05:02:43,162 INFO L78 Accepts]: Start accepts. Automaton has 6122 states and 8513 transitions. Word has length 277 [2020-10-29 05:02:43,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 05:02:43,163 INFO L481 AbstractCegarLoop]: Abstraction has 6122 states and 8513 transitions. [2020-10-29 05:02:43,163 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 05:02:43,163 INFO L276 IsEmpty]: Start isEmpty. Operand 6122 states and 8513 transitions. [2020-10-29 05:02:43,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2020-10-29 05:02:43,187 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 05:02:43,188 INFO L422 BasicCegarLoop]: trace histogram [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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 05:02:43,188 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-29 05:02:43,188 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 05:02:43,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 05:02:43,189 INFO L82 PathProgramCache]: Analyzing trace with hash -727105017, now seen corresponding path program 1 times [2020-10-29 05:02:43,189 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 05:02:43,190 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [402678913] [2020-10-29 05:02:43,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 05:02:43,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 05:02:43,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:43,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:44,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:45,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:48,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 05:02:48,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 322 [2020-10-29 05:02:48,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 05:02:48,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4944 [2020-10-29 05:02:48,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 05:02:48,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 05:02:48,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 05:02:48,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 139 [2020-10-29 05:02:48,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 179 [2020-10-29 05:02:48,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 05:02:48,677 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-29 05:02:48,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 05:02:48,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 05:02:48,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:48,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 05:02:48,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 05:02:48,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 05:02:48,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 05:02:48,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 05:02:48,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 05:02:48,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 05:02:48,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 05:02:48,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 05:02:48,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 05:02:48,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-29 05:02:48,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 05:02:48,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 05:02:48,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 05:02:48,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-29 05:02:48,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 05:02:48,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 123 [2020-10-29 05:02:48,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 05:02:48,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 05:02:48,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 05:02:48,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 05:02:48,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 124 [2020-10-29 05:02:48,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 05:02:49,090 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 124 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 05:02:49,091 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [402678913] [2020-10-29 05:02:49,091 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 05:02:49,091 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-29 05:02:49,092 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856981618] [2020-10-29 05:02:49,092 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 05:02:49,092 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 05:02:49,093 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 05:02:49,093 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 05:02:49,093 INFO L87 Difference]: Start difference. First operand 6122 states and 8513 transitions. Second operand 5 states. [2020-10-29 05:02:49,334 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2020-10-29 05:02:52,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 05:02:52,505 INFO L93 Difference]: Finished difference Result 16009 states and 22625 transitions. [2020-10-29 05:02:52,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-29 05:02:52,515 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 310 [2020-10-29 05:02:52,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 05:02:52,517 INFO L225 Difference]: With dead ends: 16009 [2020-10-29 05:02:52,517 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 05:02:52,550 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-29 05:02:52,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 05:02:52,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 05:02:52,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 05:02:52,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 05:02:52,551 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 310 [2020-10-29 05:02:52,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 05:02:52,552 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 05:02:52,552 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 05:02:52,552 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 05:02:52,552 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 05:02:52,552 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-29 05:02:52,554 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 05:02:54,247 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 31 [2020-10-29 05:02:54,436 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 31 [2020-10-29 05:02:54,825 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 100 [2020-10-29 05:02:57,440 WARN L193 SmtUtils]: Spent 2.59 s on a formula simplification. DAG size of input: 302 DAG size of output: 121 [2020-10-29 05:02:57,558 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2020-10-29 05:02:57,762 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2020-10-29 05:02:57,867 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 41 [2020-10-29 05:02:58,202 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 37 [2020-10-29 05:02:58,206 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 4) no Hoare annotation was computed. [2020-10-29 05:02:58,206 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 4) the Hoare annotation is: true [2020-10-29 05:02:58,206 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 4) no Hoare annotation was computed. [2020-10-29 05:02:58,207 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-10-29 05:02:58,207 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 05:02:58,207 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~a28~0 |old(~a28~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= ~a21~0 |old(~a21~0)|) (= |old(#valid)| |#valid|) (= ~a0~0 |old(~a0~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a5~0 |old(~a5~0)|) (= ~e~0 |old(~e~0)|) (= ~a2~0 |old(~a2~0)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~a17~0 |old(~a17~0)|) (= ~a14~0 |old(~a14~0)|) (= ~c~0 |old(~c~0)|) (= ~a23~0 |old(~a23~0)|) (= ~z~0 |old(~z~0)|) (= ~a15~0 |old(~a15~0)|) (= ~x~0 |old(~x~0)|) (= ~a22~0 |old(~a22~0)|) (= ~d~0 |old(~d~0)|) (= ~a10~0 |old(~a10~0)|) (= ~a27~0 |old(~a27~0)|) (= ~a26~0 |old(~a26~0)|) (= |#t~string6.base| |old(#t~string6.base)|) (= ~a18~0 |old(~a18~0)|) (= ~a6~0 |old(~a6~0)|) (= ~a8~0 |old(~a8~0)|) (= ~f~0 |old(~f~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a3~0 |old(~a3~0)|) (= ~a9~0 |old(~a9~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= ~a11~0 |old(~a11~0)|) (= ~w~0 |old(~w~0)|) (= ~u~0 |old(~u~0)|) (= ~a16~0 |old(~a16~0)|) (= |#NULL.base| |old(#NULL.base)|) (= ~y~0 |old(~y~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a25~0 |old(~a25~0)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~a12~0 |old(~a12~0)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= ~a13~0 |old(~a13~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a~0 |old(~a~0)|) (= ~a20~0 |old(~a20~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= ~v~0 |old(~v~0)|) (= ~b~0 |old(~b~0)|)) [2020-10-29 05:02:58,207 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 05:02:58,207 INFO L274 CegarLoopResult]: For program point L1621-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,208 INFO L274 CegarLoopResult]: For program point L1555-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,208 INFO L274 CegarLoopResult]: For program point L1489-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,208 INFO L274 CegarLoopResult]: For program point L763(lines 763 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,208 INFO L274 CegarLoopResult]: For program point L1622(line 1622) no Hoare annotation was computed. [2020-10-29 05:02:58,208 INFO L270 CegarLoopResult]: At program point L1556(line 1556) the Hoare annotation is: (let ((.cse0 (not (= |old(~a5~0)| 1)))) (and (or .cse0 (not (<= |old(~a27~0)| 0))) (or .cse0 (not (= |old(~a6~0)| 1)) (not (= |old(~a11~0)| |old(~a12~0)|))) (or .cse0 (not (<= |old(~a26~0)| 1)) (not (<= 1 |old(~a26~0)|))) (= ~a18~0 1) (or .cse0 (not (<= 2 |old(~a3~0)|))) (or .cse0 (and (not (<= |old(~a12~0)| 0)) (not (< 1 |old(~a12~0)|)))))) [2020-10-29 05:02:58,208 INFO L274 CegarLoopResult]: For program point L499(lines 499 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,208 INFO L274 CegarLoopResult]: For program point L1556-1(line 1556) no Hoare annotation was computed. [2020-10-29 05:02:58,209 INFO L274 CegarLoopResult]: For program point L1490(line 1490) no Hoare annotation was computed. [2020-10-29 05:02:58,209 INFO L274 CegarLoopResult]: For program point L235(lines 235 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,209 INFO L274 CegarLoopResult]: For program point L500(lines 500 513) no Hoare annotation was computed. [2020-10-29 05:02:58,209 INFO L274 CegarLoopResult]: For program point L500-2(lines 500 513) no Hoare annotation was computed. [2020-10-29 05:02:58,209 INFO L274 CegarLoopResult]: For program point L1425(lines 1425 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,209 INFO L274 CegarLoopResult]: For program point L368(lines 368 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,209 INFO L274 CegarLoopResult]: For program point L1624-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,209 INFO L274 CegarLoopResult]: For program point L1558-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,209 INFO L274 CegarLoopResult]: For program point L1492-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,209 INFO L274 CegarLoopResult]: For program point L303(lines 303 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,209 INFO L274 CegarLoopResult]: For program point L1228(lines 1228 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,209 INFO L274 CegarLoopResult]: For program point L1625(line 1625) no Hoare annotation was computed. [2020-10-29 05:02:58,210 INFO L274 CegarLoopResult]: For program point L568(lines 568 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,210 INFO L274 CegarLoopResult]: For program point L1559(line 1559) no Hoare annotation was computed. [2020-10-29 05:02:58,210 INFO L274 CegarLoopResult]: For program point L1493(line 1493) no Hoare annotation was computed. [2020-10-29 05:02:58,210 INFO L274 CegarLoopResult]: For program point L436(lines 436 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,210 INFO L274 CegarLoopResult]: For program point L1361(lines 1361 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,210 INFO L274 CegarLoopResult]: For program point L1097(lines 1097 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,210 INFO L274 CegarLoopResult]: For program point L635(lines 635 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,210 INFO L274 CegarLoopResult]: For program point L1362(lines 1362 1381) no Hoare annotation was computed. [2020-10-29 05:02:58,210 INFO L274 CegarLoopResult]: For program point L1362-2(lines 1362 1381) no Hoare annotation was computed. [2020-10-29 05:02:58,210 INFO L274 CegarLoopResult]: For program point L1164(lines 1164 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,210 INFO L274 CegarLoopResult]: For program point L107(lines 107 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,210 INFO L274 CegarLoopResult]: For program point L1627-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,210 INFO L274 CegarLoopResult]: For program point L1561-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,210 INFO L274 CegarLoopResult]: For program point L1495-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,210 INFO L274 CegarLoopResult]: For program point L240(lines 240 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,210 INFO L274 CegarLoopResult]: For program point L174(lines 174 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,211 INFO L274 CegarLoopResult]: For program point L1033(lines 1033 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,211 INFO L274 CegarLoopResult]: For program point L901(lines 901 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,211 INFO L274 CegarLoopResult]: For program point L703(lines 703 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,211 INFO L274 CegarLoopResult]: For program point L1628(line 1628) no Hoare annotation was computed. [2020-10-29 05:02:58,211 INFO L274 CegarLoopResult]: For program point L1562(line 1562) no Hoare annotation was computed. [2020-10-29 05:02:58,211 INFO L274 CegarLoopResult]: For program point L1496(line 1496) no Hoare annotation was computed. [2020-10-29 05:02:58,211 INFO L274 CegarLoopResult]: For program point L968(lines 968 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,211 INFO L274 CegarLoopResult]: For program point L771(lines 771 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,211 INFO L274 CegarLoopResult]: For program point L1630-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,211 INFO L274 CegarLoopResult]: For program point L1564-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,211 INFO L274 CegarLoopResult]: For program point L1498-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,211 INFO L274 CegarLoopResult]: For program point L838(lines 838 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,211 INFO L274 CegarLoopResult]: For program point L1631(line 1631) no Hoare annotation was computed. [2020-10-29 05:02:58,211 INFO L274 CegarLoopResult]: For program point L1565(line 1565) no Hoare annotation was computed. [2020-10-29 05:02:58,212 INFO L274 CegarLoopResult]: For program point L1499(line 1499) no Hoare annotation was computed. [2020-10-29 05:02:58,212 INFO L274 CegarLoopResult]: For program point L443(lines 443 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,212 INFO L274 CegarLoopResult]: For program point L1434(lines 1434 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,212 INFO L274 CegarLoopResult]: For program point L576(lines 576 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,212 INFO L274 CegarLoopResult]: For program point L1633-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,212 INFO L274 CegarLoopResult]: For program point L1567-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,212 INFO L274 CegarLoopResult]: For program point L1501-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,212 INFO L274 CegarLoopResult]: For program point L1634(line 1634) no Hoare annotation was computed. [2020-10-29 05:02:58,212 INFO L274 CegarLoopResult]: For program point L1568(line 1568) no Hoare annotation was computed. [2020-10-29 05:02:58,212 INFO L274 CegarLoopResult]: For program point L1502(line 1502) no Hoare annotation was computed. [2020-10-29 05:02:58,213 INFO L274 CegarLoopResult]: For program point L379(lines 379 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,213 INFO L274 CegarLoopResult]: For program point L1106(lines 1106 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,213 INFO L274 CegarLoopResult]: For program point L1040(lines 1040 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,213 INFO L274 CegarLoopResult]: For program point L380(lines 380 397) no Hoare annotation was computed. [2020-10-29 05:02:58,213 INFO L274 CegarLoopResult]: For program point L314(lines 314 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,213 INFO L274 CegarLoopResult]: For program point L380-2(lines 380 397) no Hoare annotation was computed. [2020-10-29 05:02:58,213 INFO L274 CegarLoopResult]: For program point L1239(lines 1239 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,213 INFO L274 CegarLoopResult]: For program point L116(lines 116 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,213 INFO L274 CegarLoopResult]: For program point L1041(lines 1041 1061) no Hoare annotation was computed. [2020-10-29 05:02:58,213 INFO L274 CegarLoopResult]: For program point L1041-2(lines 1041 1061) no Hoare annotation was computed. [2020-10-29 05:02:58,213 INFO L274 CegarLoopResult]: For program point L909(lines 909 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,214 INFO L274 CegarLoopResult]: For program point L711(lines 711 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,214 INFO L274 CegarLoopResult]: For program point L645(lines 645 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,214 INFO L274 CegarLoopResult]: For program point L1636-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,214 INFO L274 CegarLoopResult]: For program point L1570-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,214 INFO L274 CegarLoopResult]: For program point L1504-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,214 INFO L274 CegarLoopResult]: For program point L183(lines 183 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,214 INFO L274 CegarLoopResult]: For program point calculate_outputEXIT(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,214 INFO L274 CegarLoopResult]: For program point L712(lines 712 733) no Hoare annotation was computed. [2020-10-29 05:02:58,214 INFO L274 CegarLoopResult]: For program point L712-2(lines 712 733) no Hoare annotation was computed. [2020-10-29 05:02:58,214 INFO L274 CegarLoopResult]: For program point L1637(line 1637) no Hoare annotation was computed. [2020-10-29 05:02:58,215 INFO L274 CegarLoopResult]: For program point L1571(line 1571) no Hoare annotation was computed. [2020-10-29 05:02:58,215 INFO L274 CegarLoopResult]: For program point L1505(line 1505) no Hoare annotation was computed. [2020-10-29 05:02:58,215 INFO L274 CegarLoopResult]: For program point L1307(lines 1307 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,215 INFO L274 CegarLoopResult]: For program point L250(lines 250 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,215 INFO L274 CegarLoopResult]: For program point L1175(lines 1175 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,215 INFO L274 CegarLoopResult]: For program point L977(lines 977 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,215 INFO L274 CegarLoopResult]: For program point L779(lines 779 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,215 INFO L274 CegarLoopResult]: For program point L515(lines 515 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,215 INFO L274 CegarLoopResult]: For program point L846(lines 846 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,215 INFO L274 CegarLoopResult]: For program point L1639-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,215 INFO L274 CegarLoopResult]: For program point L1573-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,216 INFO L274 CegarLoopResult]: For program point L1507-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,216 INFO L274 CegarLoopResult]: For program point L1640(line 1640) no Hoare annotation was computed. [2020-10-29 05:02:58,216 INFO L274 CegarLoopResult]: For program point L1574(line 1574) no Hoare annotation was computed. [2020-10-29 05:02:58,216 INFO L274 CegarLoopResult]: For program point L1508(line 1508) no Hoare annotation was computed. [2020-10-29 05:02:58,216 INFO L274 CegarLoopResult]: For program point L452(lines 452 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,216 INFO L274 CegarLoopResult]: For program point L585(lines 585 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,216 INFO L274 CegarLoopResult]: For program point L1642-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,216 INFO L274 CegarLoopResult]: For program point L1576-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,216 INFO L274 CegarLoopResult]: For program point L1510-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,216 INFO L274 CegarLoopResult]: For program point L1444(lines 1444 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,216 INFO L274 CegarLoopResult]: For program point L321(lines 321 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,216 INFO L274 CegarLoopResult]: For program point L1114(lines 1114 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,217 INFO L274 CegarLoopResult]: For program point L57(lines 57 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,217 INFO L274 CegarLoopResult]: For program point L1643(line 1643) no Hoare annotation was computed. [2020-10-29 05:02:58,217 INFO L274 CegarLoopResult]: For program point L1577(line 1577) no Hoare annotation was computed. [2020-10-29 05:02:58,217 INFO L274 CegarLoopResult]: For program point L1511(line 1511) no Hoare annotation was computed. [2020-10-29 05:02:58,217 INFO L274 CegarLoopResult]: For program point L58(lines 58 73) no Hoare annotation was computed. [2020-10-29 05:02:58,217 INFO L274 CegarLoopResult]: For program point L58-2(lines 58 73) no Hoare annotation was computed. [2020-10-29 05:02:58,217 INFO L274 CegarLoopResult]: For program point L786(lines 786 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,217 INFO L274 CegarLoopResult]: For program point L1645-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,217 INFO L274 CegarLoopResult]: For program point L1579-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,218 INFO L270 CegarLoopResult]: At program point calculate_outputENTRY(lines 56 1652) the Hoare annotation is: (let ((.cse2 (= ~a28~0 |old(~a28~0)|)) (.cse3 (= ~a26~0 |old(~a26~0)|)) (.cse4 (= ~a21~0 |old(~a21~0)|)) (.cse5 (= ~a6~0 |old(~a6~0)|)) (.cse6 (= ~a8~0 |old(~a8~0)|)) (.cse7 (= ~a29~0 |old(~a29~0)|)) (.cse8 (= ~a1~0 |old(~a1~0)|)) (.cse9 (= ~a19~0 |old(~a19~0)|)) (.cse10 (= ~a0~0 |old(~a0~0)|)) (.cse11 (= ~a3~0 |old(~a3~0)|)) (.cse12 (= ~a9~0 |old(~a9~0)|)) (.cse13 (= ~a7~0 |old(~a7~0)|)) (.cse14 (= ~a5~0 |old(~a5~0)|)) (.cse15 (= ~a16~0 |old(~a16~0)|)) (.cse16 (= ~a4~0 |old(~a4~0)|)) (.cse17 (= ~a2~0 |old(~a2~0)|)) (.cse18 (= ~a17~0 |old(~a17~0)|)) (.cse19 (= ~a14~0 |old(~a14~0)|)) (.cse20 (= ~a25~0 |old(~a25~0)|)) (.cse21 (= ~a23~0 |old(~a23~0)|)) (.cse22 (= ~a12~0 |old(~a12~0)|)) (.cse23 (= ~a15~0 |old(~a15~0)|)) (.cse24 (= ~a13~0 |old(~a13~0)|)) (.cse25 (= ~a24~0 |old(~a24~0)|)) (.cse26 (= ~a20~0 |old(~a20~0)|)) (.cse27 (= ~a22~0 |old(~a22~0)|)) (.cse28 (= ~a10~0 |old(~a10~0)|)) (.cse29 (= ~a27~0 |old(~a27~0)|))) (let ((.cse0 (not (= |old(~a5~0)| 1))) (.cse1 (and .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 (= ~a11~0 |old(~a11~0)|) .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29))) (and (or .cse0 .cse1 (and (not (<= |old(~a12~0)| 0)) (not (< 1 |old(~a12~0)|)))) (or .cse1 (= ~a18~0 1)) (or .cse0 .cse1 (not (<= |old(~a26~0)| 1)) (not (<= 1 |old(~a26~0)|))) (or .cse0 (and .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16 .cse17 .cse18 .cse19 .cse20 .cse21 .cse22 (= ~a12~0 ~a11~0) .cse23 .cse24 .cse25 .cse26 .cse27 .cse28 .cse29) (not (= |old(~a6~0)| 1)) (not (= |old(~a11~0)| |old(~a12~0)|))) (or .cse0 .cse1 (not (<= 2 |old(~a3~0)|))) (or .cse0 .cse1 (not (<= |old(~a27~0)| 0)))))) [2020-10-29 05:02:58,218 INFO L274 CegarLoopResult]: For program point L1513-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,218 INFO L274 CegarLoopResult]: For program point L1315(lines 1315 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,218 INFO L274 CegarLoopResult]: For program point L985(lines 985 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,218 INFO L274 CegarLoopResult]: For program point L919(lines 919 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,218 INFO L274 CegarLoopResult]: For program point L655(lines 655 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,218 INFO L274 CegarLoopResult]: For program point L1646(line 1646) no Hoare annotation was computed. [2020-10-29 05:02:58,218 INFO L274 CegarLoopResult]: For program point L1580(line 1580) no Hoare annotation was computed. [2020-10-29 05:02:58,218 INFO L274 CegarLoopResult]: For program point L1514(line 1514) no Hoare annotation was computed. [2020-10-29 05:02:58,219 INFO L274 CegarLoopResult]: For program point L259(lines 259 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,219 INFO L274 CegarLoopResult]: For program point L193(lines 193 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,219 INFO L274 CegarLoopResult]: For program point L1184(lines 1184 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,219 INFO L274 CegarLoopResult]: For program point L920(lines 920 937) no Hoare annotation was computed. [2020-10-29 05:02:58,219 INFO L274 CegarLoopResult]: For program point L920-2(lines 920 937) no Hoare annotation was computed. [2020-10-29 05:02:58,219 INFO L274 CegarLoopResult]: For program point L524(lines 524 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,219 INFO L274 CegarLoopResult]: For program point L1383(lines 1383 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,219 INFO L274 CegarLoopResult]: For program point L1251(lines 1251 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,219 INFO L274 CegarLoopResult]: For program point L194(lines 194 213) no Hoare annotation was computed. [2020-10-29 05:02:58,219 INFO L274 CegarLoopResult]: For program point L128(lines 128 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,219 INFO L274 CegarLoopResult]: For program point L194-2(lines 194 213) no Hoare annotation was computed. [2020-10-29 05:02:58,220 INFO L274 CegarLoopResult]: For program point L855(lines 855 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,220 INFO L274 CegarLoopResult]: For program point L1648-1(lines 1648 1650) no Hoare annotation was computed. [2020-10-29 05:02:58,220 INFO L274 CegarLoopResult]: For program point L1582-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,220 INFO L274 CegarLoopResult]: For program point L1516-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,220 INFO L274 CegarLoopResult]: For program point L1384(lines 1384 1402) no Hoare annotation was computed. [2020-10-29 05:02:58,220 INFO L274 CegarLoopResult]: For program point L1384-2(lines 1384 1402) no Hoare annotation was computed. [2020-10-29 05:02:58,220 INFO L274 CegarLoopResult]: For program point L1252(lines 1252 1274) no Hoare annotation was computed. [2020-10-29 05:02:58,220 INFO L274 CegarLoopResult]: For program point L1252-2(lines 1252 1274) no Hoare annotation was computed. [2020-10-29 05:02:58,220 INFO L274 CegarLoopResult]: For program point L1649(line 1649) no Hoare annotation was computed. [2020-10-29 05:02:58,220 INFO L274 CegarLoopResult]: For program point L1583(line 1583) no Hoare annotation was computed. [2020-10-29 05:02:58,221 INFO L274 CegarLoopResult]: For program point L1517(line 1517) no Hoare annotation was computed. [2020-10-29 05:02:58,221 INFO L274 CegarLoopResult]: For program point L460(lines 460 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,221 INFO L274 CegarLoopResult]: For program point L1122(lines 1122 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,221 INFO L274 CegarLoopResult]: For program point L660(lines 660 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,221 INFO L274 CegarLoopResult]: For program point L594(lines 594 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,221 INFO L274 CegarLoopResult]: For program point L1585-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,221 INFO L274 CegarLoopResult]: For program point L1519-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,221 INFO L274 CegarLoopResult]: For program point L1586(line 1586) no Hoare annotation was computed. [2020-10-29 05:02:58,221 INFO L274 CegarLoopResult]: For program point L1520(line 1520) no Hoare annotation was computed. [2020-10-29 05:02:58,221 INFO L274 CegarLoopResult]: For program point L1454(lines 1454 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,221 INFO L274 CegarLoopResult]: For program point L331(lines 331 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,221 INFO L274 CegarLoopResult]: For program point L1323(lines 1323 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,222 INFO L274 CegarLoopResult]: For program point L531(lines 531 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,222 INFO L274 CegarLoopResult]: For program point L1588-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,222 INFO L274 CegarLoopResult]: For program point L1522-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,222 INFO L274 CegarLoopResult]: For program point L399(lines 399 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,222 INFO L274 CegarLoopResult]: For program point L267(lines 267 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,222 INFO L274 CegarLoopResult]: For program point L1192(lines 1192 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,222 INFO L274 CegarLoopResult]: For program point L1589(line 1589) no Hoare annotation was computed. [2020-10-29 05:02:58,222 INFO L274 CegarLoopResult]: For program point L1523(line 1523) no Hoare annotation was computed. [2020-10-29 05:02:58,222 INFO L274 CegarLoopResult]: For program point L797(lines 797 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,222 INFO L274 CegarLoopResult]: For program point L137(lines 137 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,222 INFO L274 CegarLoopResult]: For program point L996(lines 996 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,222 INFO L274 CegarLoopResult]: For program point L1591-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,222 INFO L274 CegarLoopResult]: For program point L1525-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,222 INFO L274 CegarLoopResult]: For program point L1129(lines 1129 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,222 INFO L274 CegarLoopResult]: For program point L1063(lines 1063 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,222 INFO L274 CegarLoopResult]: For program point L865(lines 865 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,223 INFO L274 CegarLoopResult]: For program point L667(lines 667 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,223 INFO L274 CegarLoopResult]: For program point L1592(line 1592) no Hoare annotation was computed. [2020-10-29 05:02:58,223 INFO L274 CegarLoopResult]: For program point L1526(line 1526) no Hoare annotation was computed. [2020-10-29 05:02:58,223 INFO L274 CegarLoopResult]: For program point L469(lines 469 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,223 INFO L274 CegarLoopResult]: For program point L1328(lines 1328 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,223 INFO L274 CegarLoopResult]: For program point L470(lines 470 480) no Hoare annotation was computed. [2020-10-29 05:02:58,223 INFO L274 CegarLoopResult]: For program point L470-2(lines 470 480) no Hoare annotation was computed. [2020-10-29 05:02:58,223 INFO L274 CegarLoopResult]: For program point L735(lines 735 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,223 INFO L274 CegarLoopResult]: For program point L1594-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,223 INFO L274 CegarLoopResult]: For program point L1528-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,223 INFO L274 CegarLoopResult]: For program point L1462(lines 1462 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,223 INFO L274 CegarLoopResult]: For program point L75(lines 75 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,223 INFO L274 CegarLoopResult]: For program point L1595(line 1595) no Hoare annotation was computed. [2020-10-29 05:02:58,223 INFO L274 CegarLoopResult]: For program point L1529(line 1529) no Hoare annotation was computed. [2020-10-29 05:02:58,224 INFO L274 CegarLoopResult]: For program point L605(lines 605 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,224 INFO L274 CegarLoopResult]: For program point L407(lines 407 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,224 INFO L274 CegarLoopResult]: For program point L341(lines 341 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,224 INFO L274 CegarLoopResult]: For program point L1134(lines 1134 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,224 INFO L274 CegarLoopResult]: For program point L1068(lines 1068 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,224 INFO L274 CegarLoopResult]: For program point L870(lines 870 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,224 INFO L274 CegarLoopResult]: For program point L1597-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,224 INFO L274 CegarLoopResult]: For program point L1531-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,224 INFO L274 CegarLoopResult]: For program point L871(lines 871 889) no Hoare annotation was computed. [2020-10-29 05:02:58,224 INFO L274 CegarLoopResult]: For program point L871-2(lines 871 889) no Hoare annotation was computed. [2020-10-29 05:02:58,224 INFO L274 CegarLoopResult]: For program point L1598(line 1598) no Hoare annotation was computed. [2020-10-29 05:02:58,224 INFO L274 CegarLoopResult]: For program point L541(lines 541 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,225 INFO L274 CegarLoopResult]: For program point L1532(line 1532) no Hoare annotation was computed. [2020-10-29 05:02:58,225 INFO L274 CegarLoopResult]: For program point L1202(lines 1202 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,225 INFO L274 CegarLoopResult]: For program point L806(lines 806 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,225 INFO L274 CegarLoopResult]: For program point L278(lines 278 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,225 INFO L274 CegarLoopResult]: For program point L1005(lines 1005 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,225 INFO L274 CegarLoopResult]: For program point L939(lines 939 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,225 INFO L274 CegarLoopResult]: For program point L1600-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,225 INFO L274 CegarLoopResult]: For program point L1534-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,225 INFO L274 CegarLoopResult]: For program point L1468(lines 1468 1470) no Hoare annotation was computed. [2020-10-29 05:02:58,225 INFO L274 CegarLoopResult]: For program point L1468-2(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,225 INFO L274 CegarLoopResult]: For program point L1601(line 1601) no Hoare annotation was computed. [2020-10-29 05:02:58,225 INFO L274 CegarLoopResult]: For program point L1535(line 1535) no Hoare annotation was computed. [2020-10-29 05:02:58,226 INFO L274 CegarLoopResult]: For program point L1469(line 1469) no Hoare annotation was computed. [2020-10-29 05:02:58,226 INFO L274 CegarLoopResult]: For program point L148(lines 148 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,226 INFO L274 CegarLoopResult]: For program point L677(lines 677 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,226 INFO L274 CegarLoopResult]: For program point L1404(lines 1404 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,226 INFO L274 CegarLoopResult]: For program point L1338(lines 1338 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,226 INFO L274 CegarLoopResult]: For program point L215(lines 215 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,226 INFO L274 CegarLoopResult]: For program point L1603-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,226 INFO L274 CegarLoopResult]: For program point L1537-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,226 INFO L274 CegarLoopResult]: For program point L1471-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,226 INFO L274 CegarLoopResult]: For program point L1405(lines 1405 1423) no Hoare annotation was computed. [2020-10-29 05:02:58,226 INFO L274 CegarLoopResult]: For program point L1405-2(lines 1405 1423) no Hoare annotation was computed. [2020-10-29 05:02:58,226 INFO L274 CegarLoopResult]: For program point L84(lines 84 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,226 INFO L274 CegarLoopResult]: For program point calculate_outputFINAL(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,226 INFO L274 CegarLoopResult]: For program point L745(lines 745 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,226 INFO L274 CegarLoopResult]: For program point L1604(line 1604) no Hoare annotation was computed. [2020-10-29 05:02:58,226 INFO L274 CegarLoopResult]: For program point L1538(line 1538) no Hoare annotation was computed. [2020-10-29 05:02:58,226 INFO L274 CegarLoopResult]: For program point L1472(line 1472) no Hoare annotation was computed. [2020-10-29 05:02:58,226 INFO L274 CegarLoopResult]: For program point L1076(lines 1076 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,227 INFO L274 CegarLoopResult]: For program point L548(lines 548 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,227 INFO L274 CegarLoopResult]: For program point L482(lines 482 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,227 INFO L274 CegarLoopResult]: For program point L416(lines 416 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,227 INFO L274 CegarLoopResult]: For program point L350(lines 350 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,227 INFO L274 CegarLoopResult]: For program point L1606-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,227 INFO L274 CegarLoopResult]: For program point L1540-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,227 INFO L274 CegarLoopResult]: For program point L1474-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,227 INFO L274 CegarLoopResult]: For program point L1276(lines 1276 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,227 INFO L274 CegarLoopResult]: For program point L1144(lines 1144 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,227 INFO L274 CegarLoopResult]: For program point L616(lines 616 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,227 INFO L274 CegarLoopResult]: For program point L1607(line 1607) no Hoare annotation was computed. [2020-10-29 05:02:58,227 INFO L274 CegarLoopResult]: For program point L1541(line 1541) no Hoare annotation was computed. [2020-10-29 05:02:58,227 INFO L274 CegarLoopResult]: For program point L1475(line 1475) no Hoare annotation was computed. [2020-10-29 05:02:58,227 INFO L274 CegarLoopResult]: For program point L286(lines 286 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,228 INFO L274 CegarLoopResult]: For program point L1013(lines 1013 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,228 INFO L274 CegarLoopResult]: For program point L815(lines 815 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,228 INFO L274 CegarLoopResult]: For program point L1212(lines 1212 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,228 INFO L274 CegarLoopResult]: For program point L1609-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,228 INFO L274 CegarLoopResult]: For program point L1543-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,228 INFO L274 CegarLoopResult]: For program point L1477-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,228 INFO L274 CegarLoopResult]: For program point L1213(lines 1213 1226) no Hoare annotation was computed. [2020-10-29 05:02:58,228 INFO L274 CegarLoopResult]: For program point L1213-2(lines 1213 1226) no Hoare annotation was computed. [2020-10-29 05:02:58,228 INFO L274 CegarLoopResult]: For program point L949(lines 949 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,228 INFO L274 CegarLoopResult]: For program point L1610(line 1610) no Hoare annotation was computed. [2020-10-29 05:02:58,228 INFO L274 CegarLoopResult]: For program point L1544(line 1544) no Hoare annotation was computed. [2020-10-29 05:02:58,229 INFO L274 CegarLoopResult]: For program point L1478(line 1478) no Hoare annotation was computed. [2020-10-29 05:02:58,229 INFO L274 CegarLoopResult]: For program point L1346(lines 1346 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,229 INFO L274 CegarLoopResult]: For program point L157(lines 157 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,229 INFO L274 CegarLoopResult]: For program point L91(lines 91 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,229 INFO L274 CegarLoopResult]: For program point L686(lines 686 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,229 INFO L274 CegarLoopResult]: For program point L224(lines 224 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,229 INFO L274 CegarLoopResult]: For program point L687(lines 687 701) no Hoare annotation was computed. [2020-10-29 05:02:58,229 INFO L274 CegarLoopResult]: For program point L687-2(lines 687 701) no Hoare annotation was computed. [2020-10-29 05:02:58,229 INFO L274 CegarLoopResult]: For program point L1612-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,229 INFO L274 CegarLoopResult]: For program point L1546-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,229 INFO L274 CegarLoopResult]: For program point L1480-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,230 INFO L274 CegarLoopResult]: For program point L1613(line 1613) no Hoare annotation was computed. [2020-10-29 05:02:58,230 INFO L274 CegarLoopResult]: For program point L1547(line 1547) no Hoare annotation was computed. [2020-10-29 05:02:58,230 INFO L274 CegarLoopResult]: For program point L490(lines 490 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,230 INFO L274 CegarLoopResult]: For program point L1481(line 1481) no Hoare annotation was computed. [2020-10-29 05:02:58,230 INFO L274 CegarLoopResult]: For program point L424(lines 424 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,230 INFO L274 CegarLoopResult]: For program point L358(lines 358 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,230 INFO L274 CegarLoopResult]: For program point L755(lines 755 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,230 INFO L274 CegarLoopResult]: For program point L624(lines 624 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,230 INFO L274 CegarLoopResult]: For program point L558(lines 558 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,230 INFO L274 CegarLoopResult]: For program point L1615-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,230 INFO L274 CegarLoopResult]: For program point L1549-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,230 INFO L274 CegarLoopResult]: For program point L1483-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,230 INFO L274 CegarLoopResult]: For program point L294(lines 294 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,231 INFO L274 CegarLoopResult]: For program point L1285(lines 1285 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,231 INFO L274 CegarLoopResult]: For program point L1616(line 1616) no Hoare annotation was computed. [2020-10-29 05:02:58,231 INFO L274 CegarLoopResult]: For program point L1550(line 1550) no Hoare annotation was computed. [2020-10-29 05:02:58,231 INFO L274 CegarLoopResult]: For program point L1484(line 1484) no Hoare annotation was computed. [2020-10-29 05:02:58,231 INFO L274 CegarLoopResult]: For program point L1352(lines 1352 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,231 INFO L274 CegarLoopResult]: For program point L1286(lines 1286 1305) no Hoare annotation was computed. [2020-10-29 05:02:58,231 INFO L274 CegarLoopResult]: For program point L1286-2(lines 1286 1305) no Hoare annotation was computed. [2020-10-29 05:02:58,231 INFO L274 CegarLoopResult]: For program point L1154(lines 1154 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,231 INFO L274 CegarLoopResult]: For program point L97(lines 97 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,231 INFO L274 CegarLoopResult]: For program point L1088(lines 1088 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,231 INFO L274 CegarLoopResult]: For program point L1023(lines 1023 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,232 INFO L274 CegarLoopResult]: For program point L957(lines 957 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,232 INFO L274 CegarLoopResult]: For program point L891(lines 891 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,232 INFO L274 CegarLoopResult]: For program point L1618-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,232 INFO L274 CegarLoopResult]: For program point L1552-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,232 INFO L274 CegarLoopResult]: For program point L1486-1(lines 56 1652) no Hoare annotation was computed. [2020-10-29 05:02:58,232 INFO L274 CegarLoopResult]: For program point L1619(line 1619) no Hoare annotation was computed. [2020-10-29 05:02:58,232 INFO L274 CegarLoopResult]: For program point L1553(line 1553) no Hoare annotation was computed. [2020-10-29 05:02:58,232 INFO L274 CegarLoopResult]: For program point L1487(line 1487) no Hoare annotation was computed. [2020-10-29 05:02:58,232 INFO L274 CegarLoopResult]: For program point L166(lines 166 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,232 INFO L274 CegarLoopResult]: For program point L827(lines 827 1467) no Hoare annotation was computed. [2020-10-29 05:02:58,232 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 05:02:58,233 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~a5~0 1) (or (<= ~a12~0 0) (< 1 ~a12~0)) (= ~a12~0 ~a11~0)) [2020-10-29 05:02:58,233 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 05:02:58,233 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 05:02:58,233 INFO L274 CegarLoopResult]: For program point L1665(line 1665) no Hoare annotation was computed. [2020-10-29 05:02:58,233 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 1654 1671) the Hoare annotation is: (or (not (= |old(~a5~0)| 1)) (and (not (<= |old(~a12~0)| 0)) (not (< 1 |old(~a12~0)|))) (and (= ~a28~0 |old(~a28~0)|) (= ~a26~0 |old(~a26~0)|) (= ~a21~0 |old(~a21~0)|) (= ~a6~0 |old(~a6~0)|) (= ~a8~0 |old(~a8~0)|) (= ~a29~0 |old(~a29~0)|) (= ~a1~0 |old(~a1~0)|) (= ~a19~0 |old(~a19~0)|) (= ~a0~0 |old(~a0~0)|) (= ~a3~0 |old(~a3~0)|) (= ~a9~0 |old(~a9~0)|) (= ~a7~0 |old(~a7~0)|) (= ~a5~0 |old(~a5~0)|) (= ~a16~0 |old(~a16~0)|) (= ~a4~0 |old(~a4~0)|) (= ~a2~0 |old(~a2~0)|) (= ~a17~0 |old(~a17~0)|) (= ~a14~0 |old(~a14~0)|) (= ~a25~0 |old(~a25~0)|) (= ~a23~0 |old(~a23~0)|) (= ~a12~0 |old(~a12~0)|) (= ~a12~0 ~a11~0) (= ~a15~0 |old(~a15~0)|) (= ~a13~0 |old(~a13~0)|) (= ~a24~0 |old(~a24~0)|) (= ~a20~0 |old(~a20~0)|) (= ~a22~0 |old(~a22~0)|) (= ~a10~0 |old(~a10~0)|) (= ~a27~0 |old(~a27~0)|)) (not (= |old(~a11~0)| |old(~a12~0)|))) [2020-10-29 05:02:58,233 INFO L270 CegarLoopResult]: At program point L1660-2(lines 1660 1670) the Hoare annotation is: (let ((.cse0 (= ~a5~0 |old(~a5~0)|))) (or (not (= |old(~a5~0)| 1)) (and (<= 2 ~a3~0) .cse0) (and (not (<= |old(~a12~0)| 0)) (not (< 1 |old(~a12~0)|))) (and .cse0 (or (<= ~a12~0 0) (< 1 ~a12~0))) (and .cse0 (<= 1 ~a26~0) (<= ~a26~0 1)) (not (= ~a18~0 1)) (and .cse0 (<= ~a27~0 0)) (not (= |old(~a11~0)| |old(~a12~0)|)) (and .cse0 (= ~a12~0 ~a11~0) (= ~a6~0 1)))) [2020-10-29 05:02:58,233 INFO L274 CegarLoopResult]: For program point L1660-3(lines 1654 1671) no Hoare annotation was computed. [2020-10-29 05:02:58,234 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 1654 1671) no Hoare annotation was computed. [2020-10-29 05:02:58,234 INFO L270 CegarLoopResult]: At program point L1668(line 1668) the Hoare annotation is: (let ((.cse0 (= ~a5~0 |old(~a5~0)|))) (or (not (= |old(~a5~0)| 1)) (and (<= 2 ~a3~0) .cse0) (and (not (<= |old(~a12~0)| 0)) (not (< 1 |old(~a12~0)|))) (and .cse0 (or (<= ~a12~0 0) (< 1 ~a12~0))) (and .cse0 (<= 1 ~a26~0) (<= ~a26~0 1)) (not (= ~a18~0 1)) (and .cse0 (<= ~a27~0 0)) (not (= |old(~a11~0)| |old(~a12~0)|)) (and .cse0 (= ~a12~0 ~a11~0) (= ~a6~0 1)))) [2020-10-29 05:02:58,234 INFO L274 CegarLoopResult]: For program point L1668-1(line 1668) no Hoare annotation was computed. [2020-10-29 05:02:58,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 05:02:58 BoogieIcfgContainer [2020-10-29 05:02:58,259 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 05:02:58,261 INFO L168 Benchmark]: Toolchain (without parser) took 73716.23 ms. Allocated memory was 154.1 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 124.4 MB in the beginning and 879.8 MB in the end (delta: -755.4 MB). Peak memory consumption was 747.6 MB. Max. memory is 8.0 GB. [2020-10-29 05:02:58,262 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 154.1 MB. Free memory is still 137.0 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 05:02:58,262 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1125.51 ms. Allocated memory is still 154.1 MB. Free memory was 123.8 MB in the beginning and 102.4 MB in the end (delta: 21.4 MB). Peak memory consumption was 40.7 MB. Max. memory is 8.0 GB. [2020-10-29 05:02:58,263 INFO L168 Benchmark]: Boogie Preprocessor took 195.59 ms. Allocated memory is still 154.1 MB. Free memory was 102.4 MB in the beginning and 90.9 MB in the end (delta: 11.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2020-10-29 05:02:58,264 INFO L168 Benchmark]: RCFGBuilder took 2414.80 ms. Allocated memory was 154.1 MB in the beginning and 190.8 MB in the end (delta: 36.7 MB). Free memory was 90.9 MB in the beginning and 78.5 MB in the end (delta: 12.4 MB). Peak memory consumption was 60.0 MB. Max. memory is 8.0 GB. [2020-10-29 05:02:58,265 INFO L168 Benchmark]: TraceAbstraction took 69967.06 ms. Allocated memory was 190.8 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 78.5 MB in the beginning and 879.8 MB in the end (delta: -801.3 MB). Peak memory consumption was 664.1 MB. Max. memory is 8.0 GB. [2020-10-29 05:02:58,268 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 154.1 MB. Free memory is still 137.0 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 1125.51 ms. Allocated memory is still 154.1 MB. Free memory was 123.8 MB in the beginning and 102.4 MB in the end (delta: 21.4 MB). Peak memory consumption was 40.7 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 195.59 ms. Allocated memory is still 154.1 MB. Free memory was 102.4 MB in the beginning and 90.9 MB in the end (delta: 11.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2414.80 ms. Allocated memory was 154.1 MB in the beginning and 190.8 MB in the end (delta: 36.7 MB). Free memory was 90.9 MB in the beginning and 78.5 MB in the end (delta: 12.4 MB). Peak memory consumption was 60.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 69967.06 ms. Allocated memory was 190.8 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 78.5 MB in the beginning and 879.8 MB in the end (delta: -801.3 MB). Peak memory consumption was 664.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: 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: 1660]: Loop Invariant Derived loop invariant: (((((((!(\old(a5) == 1) || (2 <= a3 && a5 == \old(a5))) || (!(\old(a12) <= 0) && !(1 < \old(a12)))) || (a5 == \old(a5) && (a12 <= 0 || 1 < a12))) || ((a5 == \old(a5) && 1 <= a26) && a26 <= 1)) || !(a18 == 1)) || (a5 == \old(a5) && a27 <= 0)) || !(\old(a11) == \old(a12))) || ((a5 == \old(a5) && a12 == a11) && a6 == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 315 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 64.1s, OverallIterations: 8, TraceHistogramMax: 3, AutomataDifference: 28.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 329 SDtfs, 3210 SDslu, 351 SDs, 0 SdLazy, 10850 SolverSat, 1362 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 21.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 88 GetRequests, 49 SyntacticMatches, 3 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 4.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6150occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 8 MinimizatonAttempts, 1540 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 9 LocationsWithAnnotation, 312 PreInvPairs, 412 NumberOfFragments, 1066 HoareAnnotationTreeSize, 312 FomulaSimplifications, 175692 FormulaSimplificationTreeSizeReduction, 1.9s HoareSimplificationTime, 9 FomulaSimplificationsInter, 11314 FormulaSimplificationTreeSizeReductionInter, 3.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 32.3s InterpolantComputationTime, 1784 NumberOfCodeBlocks, 1784 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1776 ConstructedInterpolants, 0 QuantifiedInterpolants, 1808933 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 2 PerfectInterpolantSequences, 329/337 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...