/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/loop-invgen/id_build.i.p+sep-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 09:41:41,982 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 09:41:41,985 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 09:41:42,020 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 09:41:42,021 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 09:41:42,023 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 09:41:42,024 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 09:41:42,027 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 09:41:42,029 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 09:41:42,030 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 09:41:42,032 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 09:41:42,033 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 09:41:42,033 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 09:41:42,035 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 09:41:42,036 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 09:41:42,037 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 09:41:42,038 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 09:41:42,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 09:41:42,042 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 09:41:42,044 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 09:41:42,046 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 09:41:42,047 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 09:41:42,049 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 09:41:42,050 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 09:41:42,068 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 09:41:42,068 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 09:41:42,069 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 09:41:42,070 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 09:41:42,070 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 09:41:42,071 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 09:41:42,072 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 09:41:42,073 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 09:41:42,074 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 09:41:42,074 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 09:41:42,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 09:41:42,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 09:41:42,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 09:41:42,077 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 09:41:42,078 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 09:41:42,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 09:41:42,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 09:41:42,081 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 09:41:42,109 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 09:41:42,110 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 09:41:42,111 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 09:41:42,112 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 09:41:42,112 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 09:41:42,112 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 09:41:42,113 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 09:41:42,113 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 09:41:42,113 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 09:41:42,114 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 09:41:42,114 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 09:41:42,114 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 09:41:42,114 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 09:41:42,115 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 09:41:42,115 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 09:41:42,115 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 09:41:42,116 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 09:41:42,116 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 09:41:42,116 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 09:41:42,117 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 09:41:42,117 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 09:41:42,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 09:41:42,118 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 09:41:42,118 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 09:41:42,118 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 09:41:42,118 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 09:41:42,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 09:41:42,119 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 09:41:42,119 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 09:41:42,119 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 09:41:42,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 09:41:42,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 09:41:42,531 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 09:41:42,532 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 09:41:42,533 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 09:41:42,534 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/id_build.i.p+sep-reducer.c [2020-10-29 09:41:42,623 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a33c7606e/6e49d680186b46db875a1180975ac2f2/FLAG5789a80cd [2020-10-29 09:41:43,457 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 09:41:43,458 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/loop-invgen/id_build.i.p+sep-reducer.c [2020-10-29 09:41:43,481 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a33c7606e/6e49d680186b46db875a1180975ac2f2/FLAG5789a80cd [2020-10-29 09:41:43,729 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a33c7606e/6e49d680186b46db875a1180975ac2f2 [2020-10-29 09:41:43,735 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 09:41:43,745 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 09:41:43,748 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 09:41:43,748 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 09:41:43,753 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 09:41:43,754 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 09:41:43" (1/1) ... [2020-10-29 09:41:43,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c1652a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:41:43, skipping insertion in model container [2020-10-29 09:41:43,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 09:41:43" (1/1) ... [2020-10-29 09:41:43,768 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 09:41:43,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 09:41:44,411 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 09:41:44,422 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 09:41:44,637 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 09:41:44,654 INFO L208 MainTranslator]: Completed translation [2020-10-29 09:41:44,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:41:44 WrapperNode [2020-10-29 09:41:44,655 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 09:41:44,656 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 09:41:44,656 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 09:41:44,656 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 09:41:44,670 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:41:44" (1/1) ... [2020-10-29 09:41:44,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:41:44" (1/1) ... [2020-10-29 09:41:44,692 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:41:44" (1/1) ... [2020-10-29 09:41:44,693 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:41:44" (1/1) ... [2020-10-29 09:41:44,727 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:41:44" (1/1) ... [2020-10-29 09:41:44,748 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:41:44" (1/1) ... [2020-10-29 09:41:44,755 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:41:44" (1/1) ... [2020-10-29 09:41:44,765 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 09:41:44,766 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 09:41:44,766 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 09:41:44,767 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 09:41:44,767 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:41:44" (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 09:41:44,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 09:41:44,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 09:41:44,865 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 09:41:44,865 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-29 09:41:44,865 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 09:41:44,865 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 09:41:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 09:41:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 09:41:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 09:41:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-29 09:41:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-10-29 09:41:44,866 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 09:41:44,867 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 09:41:44,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 09:41:44,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 09:41:44,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 09:41:44,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 09:41:44,868 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 09:41:44,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 09:41:46,292 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 09:41:46,292 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-29 09:41:46,294 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 09:41:46 BoogieIcfgContainer [2020-10-29 09:41:46,295 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 09:41:46,296 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 09:41:46,297 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 09:41:46,300 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 09:41:46,301 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 09:41:43" (1/3) ... [2020-10-29 09:41:46,302 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b70be61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 09:41:46, skipping insertion in model container [2020-10-29 09:41:46,302 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 09:41:44" (2/3) ... [2020-10-29 09:41:46,302 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b70be61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 09:41:46, skipping insertion in model container [2020-10-29 09:41:46,302 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 09:41:46" (3/3) ... [2020-10-29 09:41:46,304 INFO L111 eAbstractionObserver]: Analyzing ICFG id_build.i.p+sep-reducer.c [2020-10-29 09:41:46,317 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 09:41:46,323 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 09:41:46,338 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 09:41:46,369 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 09:41:46,369 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 09:41:46,369 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 09:41:46,369 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 09:41:46,369 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 09:41:46,369 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 09:41:46,369 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 09:41:46,370 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 09:41:46,394 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states. [2020-10-29 09:41:46,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2020-10-29 09:41:46,410 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:41:46,412 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] [2020-10-29 09:41:46,412 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:41:46,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:41:46,419 INFO L82 PathProgramCache]: Analyzing trace with hash -1353544329, now seen corresponding path program 1 times [2020-10-29 09:41:46,429 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:41:46,430 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [467839975] [2020-10-29 09:41:46,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:41:46,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:41:46,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:41:47,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:41:47,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:41:47,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:41:47,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:41:48,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:41:48,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:41:48,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:41:48,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:41:48,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:41:48,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:41:48,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:41:48,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:41:51,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:41:51,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-29 09:41:51,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-29 09:41:51,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5061 [2020-10-29 09:41:51,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:41:51,826 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:41:51,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 09:41:51,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-29 09:41:51,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 100 [2020-10-29 09:41:51,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-29 09:41:52,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:41:52,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:41:52,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:41:52,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:41:52,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:41:52,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:41:52,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 09:41:52,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:41:52,227 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:41:52,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:41:52,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:41:52,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:41:52,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:41:52,283 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 09:41:52,284 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [467839975] [2020-10-29 09:41:52,286 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 09:41:52,287 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-29 09:41:52,288 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363411888] [2020-10-29 09:41:52,293 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 09:41:52,294 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 09:41:52,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 09:41:52,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-10-29 09:41:52,322 INFO L87 Difference]: Start difference. First operand 256 states. Second operand 7 states. [2020-10-29 09:41:54,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:41:54,180 INFO L93 Difference]: Finished difference Result 274 states and 513 transitions. [2020-10-29 09:41:54,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-29 09:41:54,182 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 139 [2020-10-29 09:41:54,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:41:54,197 INFO L225 Difference]: With dead ends: 274 [2020-10-29 09:41:54,197 INFO L226 Difference]: Without dead ends: 253 [2020-10-29 09:41:54,201 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-10-29 09:41:54,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2020-10-29 09:41:54,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 247. [2020-10-29 09:41:54,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2020-10-29 09:41:54,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 284 transitions. [2020-10-29 09:41:54,268 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 284 transitions. Word has length 139 [2020-10-29 09:41:54,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:41:54,269 INFO L481 AbstractCegarLoop]: Abstraction has 247 states and 284 transitions. [2020-10-29 09:41:54,269 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 09:41:54,270 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 284 transitions. [2020-10-29 09:41:54,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-29 09:41:54,273 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 09:41:54,274 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] [2020-10-29 09:41:54,274 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 09:41:54,274 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 09:41:54,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 09:41:54,275 INFO L82 PathProgramCache]: Analyzing trace with hash 178531152, now seen corresponding path program 1 times [2020-10-29 09:41:54,275 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 09:41:54,276 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [802172027] [2020-10-29 09:41:54,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 09:41:54,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:41:54,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:41:54,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:41:54,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:41:54,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:41:54,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:41:54,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:41:56,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:41:56,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:41:56,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:41:57,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:41:59,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:41:59,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 148 [2020-10-29 09:41:59,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-29 09:41:59,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-29 09:41:59,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:41:59,352 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:41:59,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-29 09:41:59,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 116 [2020-10-29 09:41:59,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-29 09:41:59,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-29 09:41:59,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 09:41:59,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 09:41:59,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 09:41:59,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 09:41:59,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 09:41:59,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 09:41:59,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 09:41:59,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 09:41:59,504 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 09:41:59,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 09:41:59,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 09:41:59,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 09:41:59,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 09:41:59,529 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 09:41:59,530 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [802172027] [2020-10-29 09:41:59,530 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 09:41:59,530 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-29 09:41:59,531 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338807150] [2020-10-29 09:41:59,532 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 09:41:59,533 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 09:41:59,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 09:41:59,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-10-29 09:41:59,534 INFO L87 Difference]: Start difference. First operand 247 states and 284 transitions. Second operand 5 states. [2020-10-29 09:42:00,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 09:42:00,631 INFO L93 Difference]: Finished difference Result 252 states and 290 transitions. [2020-10-29 09:42:00,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-29 09:42:00,631 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 140 [2020-10-29 09:42:00,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 09:42:00,635 INFO L225 Difference]: With dead ends: 252 [2020-10-29 09:42:00,636 INFO L226 Difference]: Without dead ends: 0 [2020-10-29 09:42:00,640 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-29 09:42:00,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-29 09:42:00,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-29 09:42:00,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-29 09:42:00,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-29 09:42:00,642 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 140 [2020-10-29 09:42:00,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 09:42:00,642 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-29 09:42:00,642 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 09:42:00,642 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-29 09:42:00,642 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-29 09:42:00,643 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 09:42:00,645 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-29 09:42:01,108 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 4) no Hoare annotation was computed. [2020-10-29 09:42:01,109 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 4) the Hoare annotation is: true [2020-10-29 09:42:01,109 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 4) no Hoare annotation was computed. [2020-10-29 09:42:01,109 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) no Hoare annotation was computed. [2020-10-29 09:42:01,109 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-29 09:42:01,110 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= ~__return_1135~0 |old(~__return_1135~0)|) (= |old(#length)| |#length|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~__return_main~0 |old(~__return_main~0)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#valid)| |#valid|)) [2020-10-29 09:42:01,110 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-29 09:42:01,110 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-29 09:42:01,110 INFO L277 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-10-29 09:42:01,110 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-29 09:42:01,110 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-29 09:42:01,110 INFO L274 CegarLoopResult]: For program point assume_abort_if_notENTRY(lines 6 8) no Hoare annotation was computed. [2020-10-29 09:42:01,111 INFO L274 CegarLoopResult]: For program point L7(line 7) no Hoare annotation was computed. [2020-10-29 09:42:01,111 INFO L274 CegarLoopResult]: For program point L7-2(lines 6 8) no Hoare annotation was computed. [2020-10-29 09:42:01,111 INFO L274 CegarLoopResult]: For program point assume_abort_if_notEXIT(lines 6 8) no Hoare annotation was computed. [2020-10-29 09:42:01,111 INFO L274 CegarLoopResult]: For program point L894(lines 894 1000) no Hoare annotation was computed. [2020-10-29 09:42:01,111 INFO L274 CegarLoopResult]: For program point L762(lines 762 1051) no Hoare annotation was computed. [2020-10-29 09:42:01,111 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 13 2724) no Hoare annotation was computed. [2020-10-29 09:42:01,111 INFO L270 CegarLoopResult]: At program point L1489(lines 1461 1500) the Hoare annotation is: (and (<= (+ main_~main__i~0 1) main_~main__nlen~0) (= |old(~__return_1135~0)| ~__return_1135~0) (<= 1 main_~main__i~0)) [2020-10-29 09:42:01,111 INFO L274 CegarLoopResult]: For program point L1456(lines 1456 1500) no Hoare annotation was computed. [2020-10-29 09:42:01,112 INFO L274 CegarLoopResult]: For program point L300(lines 300 511) no Hoare annotation was computed. [2020-10-29 09:42:01,112 INFO L274 CegarLoopResult]: For program point L168(lines 168 2665) no Hoare annotation was computed. [2020-10-29 09:42:01,112 INFO L274 CegarLoopResult]: For program point L2183(lines 2183 2373) no Hoare annotation was computed. [2020-10-29 09:42:01,112 INFO L274 CegarLoopResult]: For program point L862(lines 862 1011) no Hoare annotation was computed. [2020-10-29 09:42:01,112 INFO L274 CegarLoopResult]: For program point L1589(lines 1589 2478) no Hoare annotation was computed. [2020-10-29 09:42:01,112 INFO L274 CegarLoopResult]: For program point L433(lines 433 454) no Hoare annotation was computed. [2020-10-29 09:42:01,112 INFO L274 CegarLoopResult]: For program point L400(lines 400 471) no Hoare annotation was computed. [2020-10-29 09:42:01,112 INFO L274 CegarLoopResult]: For program point L268(lines 268 522) no Hoare annotation was computed. [2020-10-29 09:42:01,113 INFO L274 CegarLoopResult]: For program point L2283(lines 2283 2337) no Hoare annotation was computed. [2020-10-29 09:42:01,113 INFO L274 CegarLoopResult]: For program point L2151(lines 2151 2388) no Hoare annotation was computed. [2020-10-29 09:42:01,113 INFO L274 CegarLoopResult]: For program point L1689(lines 1689 2442) no Hoare annotation was computed. [2020-10-29 09:42:01,113 INFO L274 CegarLoopResult]: For program point L368(lines 368 482) no Hoare annotation was computed. [2020-10-29 09:42:01,113 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 13 2724) no Hoare annotation was computed. [2020-10-29 09:42:01,113 INFO L270 CegarLoopResult]: At program point L2317(lines 1782 2412) the Hoare annotation is: (and (<= (+ main_~main__i~0 1) main_~main__nlen~0) (<= 1 main_~main__i~0) (= |old(~__return_1135~0)| ~__return_1135~0)) [2020-10-29 09:42:01,113 INFO L274 CegarLoopResult]: For program point L2251(lines 2251 2352) no Hoare annotation was computed. [2020-10-29 09:42:01,113 INFO L274 CegarLoopResult]: For program point L1095(lines 1095 2547) no Hoare annotation was computed. [2020-10-29 09:42:01,114 INFO L274 CegarLoopResult]: For program point L2119(lines 2119 2398) no Hoare annotation was computed. [2020-10-29 09:42:01,114 INFO L274 CegarLoopResult]: For program point L963(lines 963 971) no Hoare annotation was computed. [2020-10-29 09:42:01,114 INFO L274 CegarLoopResult]: For program point L1789(lines 1789 2091) no Hoare annotation was computed. [2020-10-29 09:42:01,114 INFO L274 CegarLoopResult]: For program point L1657(lines 1657 2457) no Hoare annotation was computed. [2020-10-29 09:42:01,114 INFO L274 CegarLoopResult]: For program point L1195(lines 1195 2511) no Hoare annotation was computed. [2020-10-29 09:42:01,114 INFO L274 CegarLoopResult]: For program point L2219(lines 2219 2362) no Hoare annotation was computed. [2020-10-29 09:42:01,114 INFO L274 CegarLoopResult]: For program point L1063(lines 1063 2562) no Hoare annotation was computed. [2020-10-29 09:42:01,114 INFO L274 CegarLoopResult]: For program point L1889(lines 1889 2051) no Hoare annotation was computed. [2020-10-29 09:42:01,115 INFO L274 CegarLoopResult]: For program point L1757(lines 1757 2421) no Hoare annotation was computed. [2020-10-29 09:42:01,115 INFO L274 CegarLoopResult]: For program point L601(lines 601 2616) no Hoare annotation was computed. [2020-10-29 09:42:01,115 INFO L274 CegarLoopResult]: For program point L1625(lines 1625 2467) no Hoare annotation was computed. [2020-10-29 09:42:01,115 INFO L274 CegarLoopResult]: For program point L1295(lines 1295 1562) no Hoare annotation was computed. [2020-10-29 09:42:01,115 INFO L274 CegarLoopResult]: For program point L1163(lines 1163 2526) no Hoare annotation was computed. [2020-10-29 09:42:01,115 INFO L274 CegarLoopResult]: For program point L1989(lines 1989 2011) no Hoare annotation was computed. [2020-10-29 09:42:01,115 INFO L274 CegarLoopResult]: For program point L1857(lines 1857 2068) no Hoare annotation was computed. [2020-10-29 09:42:01,116 INFO L274 CegarLoopResult]: For program point L701(lines 701 2580) no Hoare annotation was computed. [2020-10-29 09:42:01,116 INFO L274 CegarLoopResult]: For program point L1725(lines 1725 2431) no Hoare annotation was computed. [2020-10-29 09:42:01,116 INFO L274 CegarLoopResult]: For program point L569(lines 569 2631) no Hoare annotation was computed. [2020-10-29 09:42:01,116 INFO L274 CegarLoopResult]: For program point L1395(lines 1395 1522) no Hoare annotation was computed. [2020-10-29 09:42:01,116 INFO L274 CegarLoopResult]: For program point L1263(lines 1263 2490) no Hoare annotation was computed. [2020-10-29 09:42:01,116 INFO L274 CegarLoopResult]: For program point L107(lines 107 2685) no Hoare annotation was computed. [2020-10-29 09:42:01,116 INFO L274 CegarLoopResult]: For program point L1131(lines 1131 2536) no Hoare annotation was computed. [2020-10-29 09:42:01,116 INFO L274 CegarLoopResult]: For program point L1957(lines 1957 2028) no Hoare annotation was computed. [2020-10-29 09:42:01,117 INFO L274 CegarLoopResult]: For program point L801(lines 801 1033) no Hoare annotation was computed. [2020-10-29 09:42:01,117 INFO L274 CegarLoopResult]: For program point L1825(lines 1825 2079) no Hoare annotation was computed. [2020-10-29 09:42:01,117 INFO L274 CegarLoopResult]: For program point L669(lines 669 2595) no Hoare annotation was computed. [2020-10-29 09:42:01,117 INFO L274 CegarLoopResult]: For program point L1363(lines 1363 1539) no Hoare annotation was computed. [2020-10-29 09:42:01,117 INFO L274 CegarLoopResult]: For program point L207(lines 207 2649) no Hoare annotation was computed. [2020-10-29 09:42:01,117 INFO L274 CegarLoopResult]: For program point L1231(lines 1231 2500) no Hoare annotation was computed. [2020-10-29 09:42:01,117 INFO L274 CegarLoopResult]: For program point L75(lines 75 2700) no Hoare annotation was computed. [2020-10-29 09:42:01,117 INFO L274 CegarLoopResult]: For program point L901(lines 901 993) no Hoare annotation was computed. [2020-10-29 09:42:01,117 INFO L274 CegarLoopResult]: For program point L1925(lines 1925 2039) no Hoare annotation was computed. [2020-10-29 09:42:01,118 INFO L274 CegarLoopResult]: For program point L769(lines 769 1050) no Hoare annotation was computed. [2020-10-29 09:42:01,118 INFO L274 CegarLoopResult]: For program point L637(lines 637 2605) no Hoare annotation was computed. [2020-10-29 09:42:01,118 INFO L274 CegarLoopResult]: For program point L307(lines 307 504) no Hoare annotation was computed. [2020-10-29 09:42:01,118 INFO L274 CegarLoopResult]: For program point L1331(lines 1331 1550) no Hoare annotation was computed. [2020-10-29 09:42:01,118 INFO L274 CegarLoopResult]: For program point L175(lines 175 2664) no Hoare annotation was computed. [2020-10-29 09:42:01,118 INFO L274 CegarLoopResult]: For program point L43(lines 43 2710) no Hoare annotation was computed. [2020-10-29 09:42:01,118 INFO L274 CegarLoopResult]: For program point L869(lines 869 1010) no Hoare annotation was computed. [2020-10-29 09:42:01,118 INFO L274 CegarLoopResult]: For program point L737(lines 737 2569) no Hoare annotation was computed. [2020-10-29 09:42:01,119 INFO L274 CegarLoopResult]: For program point L407(lines 407 464) no Hoare annotation was computed. [2020-10-29 09:42:01,119 INFO L274 CegarLoopResult]: For program point L1431(lines 1431 1510) no Hoare annotation was computed. [2020-10-29 09:42:01,119 INFO L274 CegarLoopResult]: For program point L275(lines 275 521) no Hoare annotation was computed. [2020-10-29 09:42:01,119 INFO L274 CegarLoopResult]: For program point L143(lines 143 2674) no Hoare annotation was computed. [2020-10-29 09:42:01,119 INFO L274 CegarLoopResult]: For program point L2158(lines 2158 2382) no Hoare annotation was computed. [2020-10-29 09:42:01,119 INFO L274 CegarLoopResult]: For program point L837(lines 837 1021) no Hoare annotation was computed. [2020-10-29 09:42:01,119 INFO L270 CegarLoopResult]: At program point L540(lines 225 2646) the Hoare annotation is: (and (= |old(~__return_1135~0)| ~__return_1135~0) (<= 1 main_~main__i~0)) [2020-10-29 09:42:01,120 INFO L274 CegarLoopResult]: For program point L375(lines 375 481) no Hoare annotation was computed. [2020-10-29 09:42:01,120 INFO L274 CegarLoopResult]: For program point L2324(lines 2324 2333) no Hoare annotation was computed. [2020-10-29 09:42:01,120 INFO L274 CegarLoopResult]: For program point L243(lines 243 532) no Hoare annotation was computed. [2020-10-29 09:42:01,120 INFO L274 CegarLoopResult]: For program point L2258(lines 2258 2346) no Hoare annotation was computed. [2020-10-29 09:42:01,120 INFO L274 CegarLoopResult]: For program point L2126(lines 2126 2397) no Hoare annotation was computed. [2020-10-29 09:42:01,120 INFO L270 CegarLoopResult]: At program point L970(lines 942 981) the Hoare annotation is: (and (<= (+ main_~main__i~0 1) main_~main__nlen~0) (= |old(~__return_1135~0)| ~__return_1135~0) (<= 1 main_~main__i~0)) [2020-10-29 09:42:01,120 INFO L274 CegarLoopResult]: For program point L937(lines 937 981) no Hoare annotation was computed. [2020-10-29 09:42:01,120 INFO L274 CegarLoopResult]: For program point L1664(lines 1664 2451) no Hoare annotation was computed. [2020-10-29 09:42:01,121 INFO L274 CegarLoopResult]: For program point L343(lines 343 492) no Hoare annotation was computed. [2020-10-29 09:42:01,121 INFO L274 CegarLoopResult]: For program point L2226(lines 2226 2361) no Hoare annotation was computed. [2020-10-29 09:42:01,121 INFO L274 CegarLoopResult]: For program point L1070(lines 1070 2556) no Hoare annotation was computed. [2020-10-29 09:42:01,121 INFO L274 CegarLoopResult]: For program point L1764(lines 1764 2415) no Hoare annotation was computed. [2020-10-29 09:42:01,121 INFO L274 CegarLoopResult]: For program point L1632(lines 1632 2466) no Hoare annotation was computed. [2020-10-29 09:42:01,121 INFO L274 CegarLoopResult]: For program point L2194(lines 2194 2371) no Hoare annotation was computed. [2020-10-29 09:42:01,121 INFO L274 CegarLoopResult]: For program point L1170(lines 1170 2520) no Hoare annotation was computed. [2020-10-29 09:42:01,121 INFO L274 CegarLoopResult]: For program point L1864(lines 1864 2061) no Hoare annotation was computed. [2020-10-29 09:42:01,121 INFO L274 CegarLoopResult]: For program point L1732(lines 1732 2430) no Hoare annotation was computed. [2020-10-29 09:42:01,122 INFO L274 CegarLoopResult]: For program point L576(lines 576 2625) no Hoare annotation was computed. [2020-10-29 09:42:01,122 INFO L274 CegarLoopResult]: For program point L1600(lines 1600 2476) no Hoare annotation was computed. [2020-10-29 09:42:01,122 INFO L274 CegarLoopResult]: For program point L444(lines 444 452) no Hoare annotation was computed. [2020-10-29 09:42:01,122 INFO L274 CegarLoopResult]: For program point L2294(lines 2294 2335) no Hoare annotation was computed. [2020-10-29 09:42:01,122 INFO L274 CegarLoopResult]: For program point L1270(lines 1270 1572) no Hoare annotation was computed. [2020-10-29 09:42:01,122 INFO L270 CegarLoopResult]: At program point L2327(lines 2299 2335) the Hoare annotation is: (and (<= (+ main_~main__i~0 1) main_~main__nlen~0) (<= 1 main_~main__i~0) (= |old(~__return_1135~0)| ~__return_1135~0)) [2020-10-29 09:42:01,122 INFO L274 CegarLoopResult]: For program point L1138(lines 1138 2535) no Hoare annotation was computed. [2020-10-29 09:42:01,122 INFO L274 CegarLoopResult]: For program point L1964(lines 1964 2021) no Hoare annotation was computed. [2020-10-29 09:42:01,123 INFO L274 CegarLoopResult]: For program point L1832(lines 1832 2078) no Hoare annotation was computed. [2020-10-29 09:42:01,123 INFO L274 CegarLoopResult]: For program point L676(lines 676 2589) no Hoare annotation was computed. [2020-10-29 09:42:01,123 INFO L274 CegarLoopResult]: For program point L1700(lines 1700 2440) no Hoare annotation was computed. [2020-10-29 09:42:01,123 INFO L274 CegarLoopResult]: For program point L544(lines 544 2640) no Hoare annotation was computed. [2020-10-29 09:42:01,123 INFO L274 CegarLoopResult]: For program point L1370(lines 1370 1532) no Hoare annotation was computed. [2020-10-29 09:42:01,123 INFO L274 CegarLoopResult]: For program point L1238(lines 1238 2499) no Hoare annotation was computed. [2020-10-29 09:42:01,123 INFO L274 CegarLoopResult]: For program point L82(lines 82 2694) no Hoare annotation was computed. [2020-10-29 09:42:01,123 INFO L274 CegarLoopResult]: For program point L1106(lines 1106 2545) no Hoare annotation was computed. [2020-10-29 09:42:01,124 INFO L270 CegarLoopResult]: At program point L2097(lines 1782 2412) the Hoare annotation is: (and (= |old(~__return_1135~0)| ~__return_1135~0) (<= 1 main_~main__i~0)) [2020-10-29 09:42:01,124 INFO L274 CegarLoopResult]: For program point L1932(lines 1932 2038) no Hoare annotation was computed. [2020-10-29 09:42:01,124 INFO L274 CegarLoopResult]: For program point L776(lines 776 1043) no Hoare annotation was computed. [2020-10-29 09:42:01,124 INFO L274 CegarLoopResult]: For program point L1800(lines 1800 2089) no Hoare annotation was computed. [2020-10-29 09:42:01,124 INFO L274 CegarLoopResult]: For program point L644(lines 644 2604) no Hoare annotation was computed. [2020-10-29 09:42:01,124 INFO L274 CegarLoopResult]: For program point L1338(lines 1338 1549) no Hoare annotation was computed. [2020-10-29 09:42:01,124 INFO L274 CegarLoopResult]: For program point L182(lines 182 2658) no Hoare annotation was computed. [2020-10-29 09:42:01,125 INFO L274 CegarLoopResult]: For program point L1206(lines 1206 2509) no Hoare annotation was computed. [2020-10-29 09:42:01,125 INFO L274 CegarLoopResult]: For program point L50(lines 50 2709) no Hoare annotation was computed. [2020-10-29 09:42:01,125 INFO L274 CegarLoopResult]: For program point L876(lines 876 1003) no Hoare annotation was computed. [2020-10-29 09:42:01,125 INFO L274 CegarLoopResult]: For program point L1900(lines 1900 2049) no Hoare annotation was computed. [2020-10-29 09:42:01,125 INFO L274 CegarLoopResult]: For program point L744(lines 744 2568) no Hoare annotation was computed. [2020-10-29 09:42:01,125 INFO L274 CegarLoopResult]: For program point L612(lines 612 2614) no Hoare annotation was computed. [2020-10-29 09:42:01,125 INFO L274 CegarLoopResult]: For program point L1471(lines 1471 1492) no Hoare annotation was computed. [2020-10-29 09:42:01,125 INFO L274 CegarLoopResult]: For program point L1438(lines 1438 1509) no Hoare annotation was computed. [2020-10-29 09:42:01,126 INFO L274 CegarLoopResult]: For program point L282(lines 282 514) no Hoare annotation was computed. [2020-10-29 09:42:01,126 INFO L274 CegarLoopResult]: For program point L1306(lines 1306 1560) no Hoare annotation was computed. [2020-10-29 09:42:01,126 INFO L274 CegarLoopResult]: For program point L150(lines 150 2673) no Hoare annotation was computed. [2020-10-29 09:42:01,126 INFO L274 CegarLoopResult]: For program point L844(lines 844 1020) no Hoare annotation was computed. [2020-10-29 09:42:01,126 INFO L274 CegarLoopResult]: For program point L712(lines 712 2578) no Hoare annotation was computed. [2020-10-29 09:42:01,126 INFO L274 CegarLoopResult]: For program point L382(lines 382 474) no Hoare annotation was computed. [2020-10-29 09:42:01,126 INFO L274 CegarLoopResult]: For program point L1406(lines 1406 1520) no Hoare annotation was computed. [2020-10-29 09:42:01,126 INFO L274 CegarLoopResult]: For program point L250(lines 250 531) no Hoare annotation was computed. [2020-10-29 09:42:01,126 INFO L274 CegarLoopResult]: For program point L118(lines 118 2683) no Hoare annotation was computed. [2020-10-29 09:42:01,127 INFO L274 CegarLoopResult]: For program point L2133(lines 2133 2391) no Hoare annotation was computed. [2020-10-29 09:42:01,127 INFO L274 CegarLoopResult]: For program point L2001(lines 2001 2009) no Hoare annotation was computed. [2020-10-29 09:42:01,127 INFO L274 CegarLoopResult]: For program point L812(lines 812 1031) no Hoare annotation was computed. [2020-10-29 09:42:01,127 INFO L274 CegarLoopResult]: For program point L350(lines 350 491) no Hoare annotation was computed. [2020-10-29 09:42:01,127 INFO L274 CegarLoopResult]: For program point L218(lines 218 2647) no Hoare annotation was computed. [2020-10-29 09:42:01,127 INFO L274 CegarLoopResult]: For program point L2233(lines 2233 2355) no Hoare annotation was computed. [2020-10-29 09:42:01,127 INFO L274 CegarLoopResult]: For program point L2101(lines 2101 2406) no Hoare annotation was computed. [2020-10-29 09:42:01,127 INFO L274 CegarLoopResult]: For program point L912(lines 912 991) no Hoare annotation was computed. [2020-10-29 09:42:01,127 INFO L274 CegarLoopResult]: For program point L1639(lines 1639 2460) no Hoare annotation was computed. [2020-10-29 09:42:01,128 INFO L274 CegarLoopResult]: For program point L318(lines 318 502) no Hoare annotation was computed. [2020-10-29 09:42:01,128 INFO L270 CegarLoopResult]: At program point L2300(lines 1782 2412) the Hoare annotation is: (and (<= (+ main_~main__i~0 1) main_~main__nlen~0) (<= 1 main_~main__i~0) (= |old(~__return_1135~0)| ~__return_1135~0)) [2020-10-29 09:42:01,128 INFO L274 CegarLoopResult]: For program point L2201(lines 2201 2370) no Hoare annotation was computed. [2020-10-29 09:42:01,128 INFO L270 CegarLoopResult]: At program point L2003(line 2003) the Hoare annotation is: false [2020-10-29 09:42:01,128 INFO L274 CegarLoopResult]: For program point L2003-1(line 2003) no Hoare annotation was computed. [2020-10-29 09:42:01,128 INFO L274 CegarLoopResult]: For program point L1739(lines 1739 2424) no Hoare annotation was computed. [2020-10-29 09:42:01,128 INFO L274 CegarLoopResult]: For program point L1607(lines 1607 2475) no Hoare annotation was computed. [2020-10-29 09:42:01,129 INFO L270 CegarLoopResult]: At program point L451(lines 423 462) the Hoare annotation is: (and (<= 0 main_~main__i~0) (<= (+ main_~main__i~0 1) main_~main__nlen~0) (= |old(~__return_1135~0)| ~__return_1135~0)) [2020-10-29 09:42:01,129 INFO L274 CegarLoopResult]: For program point L418(lines 418 462) no Hoare annotation was computed. [2020-10-29 09:42:01,129 INFO L274 CegarLoopResult]: For program point L1145(lines 1145 2529) no Hoare annotation was computed. [2020-10-29 09:42:01,129 INFO L274 CegarLoopResult]: For program point L2169(lines 2169 2380) no Hoare annotation was computed. [2020-10-29 09:42:01,129 INFO L274 CegarLoopResult]: For program point L22(lines 22 2723) no Hoare annotation was computed. [2020-10-29 09:42:01,129 INFO L274 CegarLoopResult]: For program point L1839(lines 1839 2071) no Hoare annotation was computed. [2020-10-29 09:42:01,130 INFO L274 CegarLoopResult]: For program point L1707(lines 1707 2439) no Hoare annotation was computed. [2020-10-29 09:42:01,130 INFO L274 CegarLoopResult]: For program point L551(lines 551 2634) no Hoare annotation was computed. [2020-10-29 09:42:01,130 INFO L274 CegarLoopResult]: For program point L1245(lines 1245 2493) no Hoare annotation was computed. [2020-10-29 09:42:01,130 INFO L274 CegarLoopResult]: For program point L2269(lines 2269 2344) no Hoare annotation was computed. [2020-10-29 09:42:01,130 INFO L274 CegarLoopResult]: For program point L1113(lines 1113 2544) no Hoare annotation was computed. [2020-10-29 09:42:01,130 INFO L274 CegarLoopResult]: For program point L1939(lines 1939 2031) no Hoare annotation was computed. [2020-10-29 09:42:01,130 INFO L274 CegarLoopResult]: For program point L1807(lines 1807 2088) no Hoare annotation was computed. [2020-10-29 09:42:01,130 INFO L274 CegarLoopResult]: For program point L651(lines 651 2598) no Hoare annotation was computed. [2020-10-29 09:42:01,131 INFO L274 CegarLoopResult]: For program point L1675(lines 1675 2449) no Hoare annotation was computed. [2020-10-29 09:42:01,131 INFO L274 CegarLoopResult]: For program point L1345(lines 1345 1542) no Hoare annotation was computed. [2020-10-29 09:42:01,131 INFO L274 CegarLoopResult]: For program point L1213(lines 1213 2508) no Hoare annotation was computed. [2020-10-29 09:42:01,131 INFO L274 CegarLoopResult]: For program point L57(lines 57 2703) no Hoare annotation was computed. [2020-10-29 09:42:01,131 INFO L274 CegarLoopResult]: For program point L1081(lines 1081 2554) no Hoare annotation was computed. [2020-10-29 09:42:01,131 INFO L274 CegarLoopResult]: For program point L1907(lines 1907 2048) no Hoare annotation was computed. [2020-10-29 09:42:01,131 INFO L274 CegarLoopResult]: For program point L751(lines 751 1053) no Hoare annotation was computed. [2020-10-29 09:42:01,131 INFO L274 CegarLoopResult]: For program point L1775(lines 1775 2413) no Hoare annotation was computed. [2020-10-29 09:42:01,132 INFO L274 CegarLoopResult]: For program point L619(lines 619 2613) no Hoare annotation was computed. [2020-10-29 09:42:01,132 INFO L274 CegarLoopResult]: For program point L1445(lines 1445 1502) no Hoare annotation was computed. [2020-10-29 09:42:01,132 INFO L274 CegarLoopResult]: For program point L1313(lines 1313 1559) no Hoare annotation was computed. [2020-10-29 09:42:01,132 INFO L274 CegarLoopResult]: For program point L157(lines 157 2667) no Hoare annotation was computed. [2020-10-29 09:42:01,132 INFO L274 CegarLoopResult]: For program point L1181(lines 1181 2518) no Hoare annotation was computed. [2020-10-29 09:42:01,132 INFO L274 CegarLoopResult]: For program point L25(lines 25 2718) no Hoare annotation was computed. [2020-10-29 09:42:01,132 INFO L274 CegarLoopResult]: For program point L851(lines 851 1013) no Hoare annotation was computed. [2020-10-29 09:42:01,132 INFO L274 CegarLoopResult]: For program point L1875(lines 1875 2059) no Hoare annotation was computed. [2020-10-29 09:42:01,133 INFO L274 CegarLoopResult]: For program point L719(lines 719 2577) no Hoare annotation was computed. [2020-10-29 09:42:01,133 INFO L274 CegarLoopResult]: For program point L587(lines 587 2623) no Hoare annotation was computed. [2020-10-29 09:42:01,133 INFO L270 CegarLoopResult]: At program point L1578(lines 1263 2490) the Hoare annotation is: (and (= |old(~__return_1135~0)| ~__return_1135~0) (<= 1 main_~main__i~0)) [2020-10-29 09:42:01,133 INFO L274 CegarLoopResult]: For program point L1413(lines 1413 1519) no Hoare annotation was computed. [2020-10-29 09:42:01,133 INFO L274 CegarLoopResult]: For program point L257(lines 257 524) no Hoare annotation was computed. [2020-10-29 09:42:01,133 INFO L274 CegarLoopResult]: For program point L1281(lines 1281 1570) no Hoare annotation was computed. [2020-10-29 09:42:01,133 INFO L274 CegarLoopResult]: For program point L125(lines 125 2682) no Hoare annotation was computed. [2020-10-29 09:42:01,134 INFO L274 CegarLoopResult]: For program point L1975(lines 1975 2019) no Hoare annotation was computed. [2020-10-29 09:42:01,134 INFO L274 CegarLoopResult]: For program point L819(lines 819 1030) no Hoare annotation was computed. [2020-10-29 09:42:01,134 INFO L274 CegarLoopResult]: For program point L687(lines 687 2587) no Hoare annotation was computed. [2020-10-29 09:42:01,134 INFO L274 CegarLoopResult]: For program point L357(lines 357 484) no Hoare annotation was computed. [2020-10-29 09:42:01,134 INFO L274 CegarLoopResult]: For program point L1381(lines 1381 1530) no Hoare annotation was computed. [2020-10-29 09:42:01,134 INFO L274 CegarLoopResult]: For program point L225(lines 225 2646) no Hoare annotation was computed. [2020-10-29 09:42:01,134 INFO L274 CegarLoopResult]: For program point L93(lines 93 2692) no Hoare annotation was computed. [2020-10-29 09:42:01,135 INFO L274 CegarLoopResult]: For program point L2108(lines 2108 2400) no Hoare annotation was computed. [2020-10-29 09:42:01,135 INFO L274 CegarLoopResult]: For program point L952(lines 952 973) no Hoare annotation was computed. [2020-10-29 09:42:01,135 INFO L274 CegarLoopResult]: For program point L919(lines 919 990) no Hoare annotation was computed. [2020-10-29 09:42:01,135 INFO L274 CegarLoopResult]: For program point L787(lines 787 1041) no Hoare annotation was computed. [2020-10-29 09:42:01,135 INFO L274 CegarLoopResult]: For program point L325(lines 325 501) no Hoare annotation was computed. [2020-10-29 09:42:01,135 INFO L274 CegarLoopResult]: For program point L193(lines 193 2656) no Hoare annotation was computed. [2020-10-29 09:42:01,135 INFO L274 CegarLoopResult]: For program point L2208(lines 2208 2364) no Hoare annotation was computed. [2020-10-29 09:42:01,139 INFO L274 CegarLoopResult]: For program point L887(lines 887 1001) no Hoare annotation was computed. [2020-10-29 09:42:01,139 INFO L274 CegarLoopResult]: For program point L1614(lines 1614 2469) no Hoare annotation was computed. [2020-10-29 09:42:01,139 INFO L274 CegarLoopResult]: For program point L1482(lines 1482 1490) no Hoare annotation was computed. [2020-10-29 09:42:01,140 INFO L274 CegarLoopResult]: For program point L293(lines 293 512) no Hoare annotation was computed. [2020-10-29 09:42:01,140 INFO L274 CegarLoopResult]: For program point L2176(lines 2176 2379) no Hoare annotation was computed. [2020-10-29 09:42:01,140 INFO L274 CegarLoopResult]: For program point L1714(lines 1714 2433) no Hoare annotation was computed. [2020-10-29 09:42:01,140 INFO L274 CegarLoopResult]: For program point L1582(lines 1582 2484) no Hoare annotation was computed. [2020-10-29 09:42:01,140 INFO L274 CegarLoopResult]: For program point L393(lines 393 472) no Hoare annotation was computed. [2020-10-29 09:42:01,140 INFO L274 CegarLoopResult]: For program point L2276(lines 2276 2343) no Hoare annotation was computed. [2020-10-29 09:42:01,140 INFO L274 CegarLoopResult]: For program point L2144(lines 2144 2389) no Hoare annotation was computed. [2020-10-29 09:42:01,140 INFO L274 CegarLoopResult]: For program point L1120(lines 1120 2538) no Hoare annotation was computed. [2020-10-29 09:42:01,140 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 13 2724) the Hoare annotation is: (= |old(~__return_1135~0)| ~__return_1135~0) [2020-10-29 09:42:01,141 INFO L274 CegarLoopResult]: For program point L1814(lines 1814 2081) no Hoare annotation was computed. [2020-10-29 09:42:01,141 INFO L274 CegarLoopResult]: For program point L1682(lines 1682 2448) no Hoare annotation was computed. [2020-10-29 09:42:01,141 INFO L274 CegarLoopResult]: For program point L2310(lines 2310 2318) no Hoare annotation was computed. [2020-10-29 09:42:01,141 INFO L274 CegarLoopResult]: For program point L2244(lines 2244 2353) no Hoare annotation was computed. [2020-10-29 09:42:01,141 INFO L274 CegarLoopResult]: For program point L1220(lines 1220 2502) no Hoare annotation was computed. [2020-10-29 09:42:01,141 INFO L274 CegarLoopResult]: For program point L1088(lines 1088 2553) no Hoare annotation was computed. [2020-10-29 09:42:01,141 INFO L274 CegarLoopResult]: For program point L1914(lines 1914 2041) no Hoare annotation was computed. [2020-10-29 09:42:01,141 INFO L274 CegarLoopResult]: For program point L1782(lines 1782 2412) no Hoare annotation was computed. [2020-10-29 09:42:01,141 INFO L274 CegarLoopResult]: For program point L626(lines 626 2607) no Hoare annotation was computed. [2020-10-29 09:42:01,141 INFO L274 CegarLoopResult]: For program point L1650(lines 1650 2458) no Hoare annotation was computed. [2020-10-29 09:42:01,142 INFO L274 CegarLoopResult]: For program point L1320(lines 1320 1552) no Hoare annotation was computed. [2020-10-29 09:42:01,142 INFO L274 CegarLoopResult]: For program point L1188(lines 1188 2517) no Hoare annotation was computed. [2020-10-29 09:42:01,142 INFO L274 CegarLoopResult]: For program point L32(lines 32 2712) no Hoare annotation was computed. [2020-10-29 09:42:01,142 INFO L274 CegarLoopResult]: For program point L1882(lines 1882 2058) no Hoare annotation was computed. [2020-10-29 09:42:01,142 INFO L274 CegarLoopResult]: For program point L726(lines 726 2571) no Hoare annotation was computed. [2020-10-29 09:42:01,142 INFO L274 CegarLoopResult]: For program point L1750(lines 1750 2422) no Hoare annotation was computed. [2020-10-29 09:42:01,142 INFO L274 CegarLoopResult]: For program point L594(lines 594 2622) no Hoare annotation was computed. [2020-10-29 09:42:01,142 INFO L274 CegarLoopResult]: For program point L1420(lines 1420 1512) no Hoare annotation was computed. [2020-10-29 09:42:01,143 INFO L270 CegarLoopResult]: At program point L2312(line 2312) the Hoare annotation is: false [2020-10-29 09:42:01,143 INFO L274 CegarLoopResult]: For program point L1288(lines 1288 1569) no Hoare annotation was computed. [2020-10-29 09:42:01,143 INFO L274 CegarLoopResult]: For program point L2312-1(line 2312) no Hoare annotation was computed. [2020-10-29 09:42:01,143 INFO L274 CegarLoopResult]: For program point L132(lines 132 2676) no Hoare annotation was computed. [2020-10-29 09:42:01,143 INFO L274 CegarLoopResult]: For program point L1156(lines 1156 2527) no Hoare annotation was computed. [2020-10-29 09:42:01,143 INFO L274 CegarLoopResult]: For program point L1982(lines 1982 2018) no Hoare annotation was computed. [2020-10-29 09:42:01,143 INFO L274 CegarLoopResult]: For program point L826(lines 826 1023) no Hoare annotation was computed. [2020-10-29 09:42:01,143 INFO L274 CegarLoopResult]: For program point L1850(lines 1850 2069) no Hoare annotation was computed. [2020-10-29 09:42:01,144 INFO L274 CegarLoopResult]: For program point L694(lines 694 2586) no Hoare annotation was computed. [2020-10-29 09:42:01,144 INFO L274 CegarLoopResult]: For program point L562(lines 562 2632) no Hoare annotation was computed. [2020-10-29 09:42:01,144 INFO L274 CegarLoopResult]: For program point L1388(lines 1388 1529) no Hoare annotation was computed. [2020-10-29 09:42:01,144 INFO L274 CegarLoopResult]: For program point L232(lines 232 534) no Hoare annotation was computed. [2020-10-29 09:42:01,146 INFO L274 CegarLoopResult]: For program point L1256(lines 1256 2491) no Hoare annotation was computed. [2020-10-29 09:42:01,146 INFO L274 CegarLoopResult]: For program point L100(lines 100 2691) no Hoare annotation was computed. [2020-10-29 09:42:01,146 INFO L274 CegarLoopResult]: For program point L926(lines 926 983) no Hoare annotation was computed. [2020-10-29 09:42:01,147 INFO L274 CegarLoopResult]: For program point L1950(lines 1950 2029) no Hoare annotation was computed. [2020-10-29 09:42:01,147 INFO L274 CegarLoopResult]: For program point L794(lines 794 1040) no Hoare annotation was computed. [2020-10-29 09:42:01,147 INFO L274 CegarLoopResult]: For program point L662(lines 662 2596) no Hoare annotation was computed. [2020-10-29 09:42:01,147 INFO L274 CegarLoopResult]: For program point L332(lines 332 494) no Hoare annotation was computed. [2020-10-29 09:42:01,147 INFO L274 CegarLoopResult]: For program point L1356(lines 1356 1540) no Hoare annotation was computed. [2020-10-29 09:42:01,147 INFO L274 CegarLoopResult]: For program point L200(lines 200 2655) no Hoare annotation was computed. [2020-10-29 09:42:01,147 INFO L274 CegarLoopResult]: For program point L68(lines 68 2701) no Hoare annotation was computed. [2020-10-29 09:42:01,147 INFO L270 CegarLoopResult]: At program point L1059(lines 744 2568) the Hoare annotation is: (and (= |old(~__return_1135~0)| ~__return_1135~0) (<= 1 main_~main__i~0)) [2020-10-29 09:42:01,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 09:42:01 BoogieIcfgContainer [2020-10-29 09:42:01,182 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 09:42:01,185 INFO L168 Benchmark]: Toolchain (without parser) took 17446.35 ms. Allocated memory was 151.0 MB in the beginning and 345.0 MB in the end (delta: 194.0 MB). Free memory was 124.0 MB in the beginning and 147.2 MB in the end (delta: -23.2 MB). Peak memory consumption was 171.2 MB. Max. memory is 8.0 GB. [2020-10-29 09:42:01,186 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 151.0 MB. Free memory was 123.7 MB in the beginning and 123.6 MB in the end (delta: 81.9 kB). There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 09:42:01,187 INFO L168 Benchmark]: CACSL2BoogieTranslator took 907.28 ms. Allocated memory is still 151.0 MB. Free memory was 123.3 MB in the beginning and 123.7 MB in the end (delta: -313.2 kB). Peak memory consumption was 29.6 MB. Max. memory is 8.0 GB. [2020-10-29 09:42:01,188 INFO L168 Benchmark]: Boogie Preprocessor took 109.26 ms. Allocated memory is still 151.0 MB. Free memory was 123.7 MB in the beginning and 119.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-29 09:42:01,189 INFO L168 Benchmark]: RCFGBuilder took 1528.54 ms. Allocated memory is still 151.0 MB. Free memory was 118.9 MB in the beginning and 71.4 MB in the end (delta: 47.5 MB). Peak memory consumption was 77.6 MB. Max. memory is 8.0 GB. [2020-10-29 09:42:01,190 INFO L168 Benchmark]: TraceAbstraction took 14885.65 ms. Allocated memory was 151.0 MB in the beginning and 345.0 MB in the end (delta: 194.0 MB). Free memory was 70.9 MB in the beginning and 147.2 MB in the end (delta: -76.3 MB). Peak memory consumption was 117.6 MB. Max. memory is 8.0 GB. [2020-10-29 09:42:01,194 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 151.0 MB. Free memory was 123.7 MB in the beginning and 123.6 MB in the end (delta: 81.9 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 907.28 ms. Allocated memory is still 151.0 MB. Free memory was 123.3 MB in the beginning and 123.7 MB in the end (delta: -313.2 kB). Peak memory consumption was 29.6 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 109.26 ms. Allocated memory is still 151.0 MB. Free memory was 123.7 MB in the beginning and 119.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1528.54 ms. Allocated memory is still 151.0 MB. Free memory was 118.9 MB in the beginning and 71.4 MB in the end (delta: 47.5 MB). Peak memory consumption was 77.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 14885.65 ms. Allocated memory was 151.0 MB in the beginning and 345.0 MB in the end (delta: 194.0 MB). Free memory was 70.9 MB in the beginning and 147.2 MB in the end (delta: -76.3 MB). Peak memory consumption was 117.6 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: 942]: Loop Invariant Derived loop invariant: (main__i + 1 <= main__nlen && \old(__return_1135) == __return_1135) && 1 <= main__i - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: \old(__return_1135) == __return_1135 && 1 <= main__i - InvariantResult [Line: 1263]: Loop Invariant Derived loop invariant: \old(__return_1135) == __return_1135 && 1 <= main__i - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: \old(__return_1135) == __return_1135 && 1 <= main__i - InvariantResult [Line: 423]: Loop Invariant Derived loop invariant: (0 <= main__i && main__i + 1 <= main__nlen) && \old(__return_1135) == __return_1135 - InvariantResult [Line: 2299]: Loop Invariant Derived loop invariant: (main__i + 1 <= main__nlen && 1 <= main__i) && \old(__return_1135) == __return_1135 - InvariantResult [Line: 1782]: Loop Invariant Derived loop invariant: (main__i + 1 <= main__nlen && 1 <= main__i) && \old(__return_1135) == __return_1135 - InvariantResult [Line: 1461]: Loop Invariant Derived loop invariant: (main__i + 1 <= main__nlen && \old(__return_1135) == __return_1135) && 1 <= main__i - InvariantResult [Line: 1782]: Loop Invariant Derived loop invariant: (main__i + 1 <= main__nlen && 1 <= main__i) && \old(__return_1135) == __return_1135 - InvariantResult [Line: 1782]: Loop Invariant Derived loop invariant: \old(__return_1135) == __return_1135 && 1 <= main__i - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 260 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.2s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 3.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 189 SDtfs, 2016 SDslu, 34 SDs, 0 SdLazy, 1493 SolverSat, 199 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 25 GetRequests, 9 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=256occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 17 LocationsWithAnnotation, 18 PreInvPairs, 21 NumberOfFragments, 145 HoareAnnotationTreeSize, 18 FomulaSimplifications, 639 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 17 FomulaSimplificationsInter, 364 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 10.6s InterpolantComputationTime, 279 NumberOfCodeBlocks, 279 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 277 ConstructedInterpolants, 0 QuantifiedInterpolants, 91085 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 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...