/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 -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf -i ../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_4.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-1a84f73 [2021-05-01 07:28:10,950 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-01 07:28:10,952 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-01 07:28:10,999 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-05-01 07:28:10,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-05-01 07:28:11,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-05-01 07:28:11,008 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-05-01 07:28:11,018 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-05-01 07:28:11,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-05-01 07:28:11,027 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-05-01 07:28:11,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-05-01 07:28:11,029 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-05-01 07:28:11,029 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-05-01 07:28:11,032 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-05-01 07:28:11,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-05-01 07:28:11,035 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-05-01 07:28:11,038 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-05-01 07:28:11,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-05-01 07:28:11,043 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-05-01 07:28:11,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-05-01 07:28:11,051 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-05-01 07:28:11,054 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-05-01 07:28:11,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-05-01 07:28:11,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-05-01 07:28:11,064 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-05-01 07:28:11,068 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-05-01 07:28:11,069 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-05-01 07:28:11,071 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-05-01 07:28:11,072 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-05-01 07:28:11,073 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-05-01 07:28:11,073 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-05-01 07:28:11,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-05-01 07:28:11,074 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-05-01 07:28:11,074 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-01 07:28:11,077 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-01 07:28:11,078 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-01 07:28:11,083 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf [2021-05-01 07:28:11,120 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-01 07:28:11,120 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-01 07:28:11,125 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-01 07:28:11,125 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-01 07:28:11,126 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-01 07:28:11,126 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-01 07:28:11,126 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-01 07:28:11,126 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-01 07:28:11,126 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-01 07:28:11,126 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-01 07:28:11,127 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-01 07:28:11,127 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-01 07:28:11,127 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-01 07:28:11,128 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-01 07:28:11,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-01 07:28:11,128 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-01 07:28:11,129 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-05-01 07:28:11,129 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-01 07:28:11,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-01 07:28:11,129 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-01 07:28:11,129 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-05-01 07:28:11,129 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-01 07:28:11,129 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2021-05-01 07:28:11,130 INFO L138 SettingsManager]: * Use separate solver for trace checks=false 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-05-01 07:28:11,578 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-01 07:28:11,627 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-01 07:28:11,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-01 07:28:11,633 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-01 07:28:11,635 INFO L275 PluginConnector]: CDTParser initialized [2021-05-01 07:28:11,636 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_4.c [2021-05-01 07:28:11,760 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcf2b088c/ff01e29db12c41999cd52fd46871a80e/FLAG087a17a24 [2021-05-01 07:28:12,381 INFO L306 CDTParser]: Found 1 translation units. [2021-05-01 07:28:12,382 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_4.c [2021-05-01 07:28:12,394 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcf2b088c/ff01e29db12c41999cd52fd46871a80e/FLAG087a17a24 [2021-05-01 07:28:12,425 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bcf2b088c/ff01e29db12c41999cd52fd46871a80e [2021-05-01 07:28:12,433 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-01 07:28:12,436 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-01 07:28:12,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-01 07:28:12,442 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-01 07:28:12,446 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-01 07:28:12,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.05 07:28:12" (1/1) ... [2021-05-01 07:28:12,449 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f13559c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:28:12, skipping insertion in model container [2021-05-01 07:28:12,450 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.05 07:28:12" (1/1) ... [2021-05-01 07:28:12,459 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-01 07:28:12,515 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-01 07:28:12,903 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_4.c[11358,11371] [2021-05-01 07:28:12,910 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-01 07:28:12,962 INFO L203 MainTranslator]: Completed pre-run [2021-05-01 07:28:13,052 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_4.c[11358,11371] [2021-05-01 07:28:13,054 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-01 07:28:13,080 INFO L208 MainTranslator]: Completed translation [2021-05-01 07:28:13,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:28:13 WrapperNode [2021-05-01 07:28:13,081 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-01 07:28:13,085 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-01 07:28:13,085 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-01 07:28:13,086 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-01 07:28:13,102 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:28:13" (1/1) ... [2021-05-01 07:28:13,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:28:13" (1/1) ... [2021-05-01 07:28:13,123 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:28:13" (1/1) ... [2021-05-01 07:28:13,124 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:28:13" (1/1) ... [2021-05-01 07:28:13,164 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:28:13" (1/1) ... [2021-05-01 07:28:13,171 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:28:13" (1/1) ... [2021-05-01 07:28:13,175 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:28:13" (1/1) ... [2021-05-01 07:28:13,181 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-01 07:28:13,183 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-01 07:28:13,183 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-01 07:28:13,183 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-01 07:28:13,189 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:28:13" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-01 07:28:13,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-05-01 07:28:13,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-01 07:28:13,293 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-05-01 07:28:13,294 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-05-01 07:28:13,294 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2021-05-01 07:28:13,294 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_89 [2021-05-01 07:28:13,294 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_92 [2021-05-01 07:28:13,294 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2021-05-01 07:28:13,294 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_96 [2021-05-01 07:28:13,294 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_97 [2021-05-01 07:28:13,295 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_99 [2021-05-01 07:28:13,295 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_100 [2021-05-01 07:28:13,295 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-05-01 07:28:13,295 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-05-01 07:28:13,295 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-05-01 07:28:13,295 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-05-01 07:28:13,295 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-05-01 07:28:13,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-01 07:28:13,295 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-05-01 07:28:13,296 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2021-05-01 07:28:13,296 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2021-05-01 07:28:13,296 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2021-05-01 07:28:13,296 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_92 [2021-05-01 07:28:13,296 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2021-05-01 07:28:13,296 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_96 [2021-05-01 07:28:13,296 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_97 [2021-05-01 07:28:13,296 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-05-01 07:28:13,296 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_99 [2021-05-01 07:28:13,297 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_100 [2021-05-01 07:28:13,297 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2021-05-01 07:28:13,297 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-05-01 07:28:13,297 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-05-01 07:28:13,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-05-01 07:28:13,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-05-01 07:28:13,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-01 07:28:13,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-01 07:28:13,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-01 07:28:13,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-05-01 07:28:13,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-05-01 07:28:13,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-05-01 07:28:13,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-05-01 07:28:13,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-01 07:28:14,271 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-01 07:28:14,271 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-05-01 07:28:14,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.05 07:28:14 BoogieIcfgContainer [2021-05-01 07:28:14,275 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-01 07:28:14,278 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-01 07:28:14,278 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-01 07:28:14,282 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-01 07:28:14,282 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.05 07:28:12" (1/3) ... [2021-05-01 07:28:14,283 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@752e386b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.05 07:28:14, skipping insertion in model container [2021-05-01 07:28:14,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.05 07:28:13" (2/3) ... [2021-05-01 07:28:14,284 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@752e386b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.05 07:28:14, skipping insertion in model container [2021-05-01 07:28:14,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.05 07:28:14" (3/3) ... [2021-05-01 07:28:14,289 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_4.c [2021-05-01 07:28:14,296 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-05-01 07:28:14,302 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-01 07:28:14,320 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-05-01 07:28:14,350 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-01 07:28:14,351 INFO L377 AbstractCegarLoop]: Hoare is true [2021-05-01 07:28:14,351 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-05-01 07:28:14,351 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-01 07:28:14,351 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-01 07:28:14,351 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-01 07:28:14,351 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-01 07:28:14,351 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-01 07:28:14,375 INFO L276 IsEmpty]: Start isEmpty. Operand has 129 states, 100 states have (on average 1.54) internal successors, (154), 102 states have internal predecessors, (154), 16 states have call successors, (16), 11 states have call predecessors, (16), 11 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2021-05-01 07:28:14,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-05-01 07:28:14,392 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:28:14,393 INFO L519 BasicCegarLoop]: trace histogram [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] [2021-05-01 07:28:14,393 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:28:14,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:28:14,399 INFO L82 PathProgramCache]: Analyzing trace with hash -369665950, now seen corresponding path program 1 times [2021-05-01 07:28:14,408 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:28:14,408 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [405936639] [2021-05-01 07:28:14,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:28:14,470 INFO L224 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-05-01 07:28:14,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:28:14,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:28:14,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:28:14,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:28:14,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:28:14,947 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-05-01 07:28:14,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:28:14,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:28:15,010 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:28:15,010 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:28:15,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-05-01 07:28:15,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:28:15,068 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:28:15,069 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:28:15,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-05-01 07:28:15,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:28:15,086 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:28:15,087 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:28:15,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-05-01 07:28:15,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:28:15,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:28:15,099 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:28:15,101 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:28:15,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:28:15,103 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-05-01 07:28:15,105 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:28:15,105 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [405936639] [2021-05-01 07:28:15,113 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [405936639] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:28:15,113 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:28:15,114 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-05-01 07:28:15,114 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968758176] [2021-05-01 07:28:15,118 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-05-01 07:28:15,119 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:28:15,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-05-01 07:28:15,130 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-05-01 07:28:15,132 INFO L87 Difference]: Start difference. First operand has 129 states, 100 states have (on average 1.54) internal successors, (154), 102 states have internal predecessors, (154), 16 states have call successors, (16), 11 states have call predecessors, (16), 11 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2021-05-01 07:28:15,336 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-05-01 07:28:16,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:28:16,063 INFO L93 Difference]: Finished difference Result 245 states and 367 transitions. [2021-05-01 07:28:16,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-05-01 07:28:16,066 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) Word has length 47 [2021-05-01 07:28:16,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:28:16,076 INFO L225 Difference]: With dead ends: 245 [2021-05-01 07:28:16,077 INFO L226 Difference]: Without dead ends: 120 [2021-05-01 07:28:16,095 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 391.5ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-05-01 07:28:16,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2021-05-01 07:28:16,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2021-05-01 07:28:16,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 95 states have (on average 1.4631578947368422) internal successors, (139), 96 states have internal predecessors, (139), 16 states have call successors, (16), 11 states have call predecessors, (16), 8 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-05-01 07:28:16,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 167 transitions. [2021-05-01 07:28:16,206 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 167 transitions. Word has length 47 [2021-05-01 07:28:16,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:28:16,207 INFO L480 AbstractCegarLoop]: Abstraction has 120 states and 167 transitions. [2021-05-01 07:28:16,208 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2021-05-01 07:28:16,208 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2021-05-01 07:28:16,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-05-01 07:28:16,211 INFO L511 BasicCegarLoop]: Found error trace [2021-05-01 07:28:16,211 INFO L519 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] [2021-05-01 07:28:16,212 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-01 07:28:16,212 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-01 07:28:16,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-01 07:28:16,213 INFO L82 PathProgramCache]: Analyzing trace with hash -1781973424, now seen corresponding path program 1 times [2021-05-01 07:28:16,213 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-05-01 07:28:16,214 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1610007194] [2021-05-01 07:28:16,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-01 07:28:16,217 INFO L224 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-05-01 07:28:16,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:28:16,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:28:16,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:28:16,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:28:16,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:28:16,325 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:28:16,325 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:28:16,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:28:16,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-05-01 07:28:16,335 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:28:16,336 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:28:16,502 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-05-01 07:28:16,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-01 07:28:16,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:28:16,542 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:28:16,543 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:28:16,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-05-01 07:28:16,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:28:16,580 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:28:16,581 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:28:16,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-05-01 07:28:16,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:28:16,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:28:16,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:28:16,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-05-01 07:28:16,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-01 07:28:16,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-05-01 07:28:16,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-05-01 07:28:16,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-01 07:28:16,611 INFO L179 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2021-05-01 07:28:16,611 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1610007194] [2021-05-01 07:28:16,611 INFO L200 FreeRefinementEngine]: IpTcStrategyModulePreferences [1610007194] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-01 07:28:16,611 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-01 07:28:16,611 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-05-01 07:28:16,611 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654397686] [2021-05-01 07:28:16,613 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-05-01 07:28:16,613 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-05-01 07:28:16,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-05-01 07:28:16,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-05-01 07:28:16,615 INFO L87 Difference]: Start difference. First operand 120 states and 167 transitions. Second operand has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-05-01 07:28:16,749 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-05-01 07:28:17,389 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-05-01 07:28:17,525 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2021-05-01 07:28:17,704 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2021-05-01 07:28:17,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-01 07:28:17,882 INFO L93 Difference]: Finished difference Result 148 states and 201 transitions. [2021-05-01 07:28:17,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-01 07:28:17,884 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 43 [2021-05-01 07:28:17,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-01 07:28:17,885 INFO L225 Difference]: With dead ends: 148 [2021-05-01 07:28:17,886 INFO L226 Difference]: Without dead ends: 0 [2021-05-01 07:28:17,888 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 750.2ms TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-05-01 07:28:17,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-05-01 07:28:17,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-05-01 07:28:17,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-05-01 07:28:17,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-05-01 07:28:17,889 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 43 [2021-05-01 07:28:17,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-01 07:28:17,889 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-05-01 07:28:17,890 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 6 states have (on average 5.0) internal successors, (30), 4 states have internal predecessors, (30), 2 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-05-01 07:28:17,890 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-05-01 07:28:17,890 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-05-01 07:28:17,890 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-05-01 07:28:17,892 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-05-01 07:28:20,222 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 7 [2021-05-01 07:28:20,591 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 19 [2021-05-01 07:28:20,886 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 127 [2021-05-01 07:28:21,173 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 7 [2021-05-01 07:28:21,597 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 1 [2021-05-01 07:28:21,687 INFO L198 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-05-01 07:28:21,687 INFO L198 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-05-01 07:28:21,687 INFO L198 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-05-01 07:28:21,687 INFO L201 CegarLoopUtils]: At program point Id_MCDC_100FINAL(lines 420 426) the Hoare annotation is: true [2021-05-01 07:28:21,687 INFO L201 CegarLoopUtils]: At program point Id_MCDC_100EXIT(lines 420 426) the Hoare annotation is: true [2021-05-01 07:28:21,687 INFO L194 CegarLoopUtils]: At program point L424(line 424) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0)) [2021-05-01 07:28:21,688 INFO L194 CegarLoopUtils]: At program point Id_MCDC_100ENTRY(lines 420 426) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0)) [2021-05-01 07:28:21,688 INFO L201 CegarLoopUtils]: At program point L417(line 417) the Hoare annotation is: true [2021-05-01 07:28:21,688 INFO L201 CegarLoopUtils]: At program point L405(line 405) the Hoare annotation is: true [2021-05-01 07:28:21,688 INFO L201 CegarLoopUtils]: At program point L405-1(line 405) the Hoare annotation is: true [2021-05-01 07:28:21,688 INFO L194 CegarLoopUtils]: At program point Id_MCDC_99ENTRY(lines 400 419) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0)) [2021-05-01 07:28:21,688 INFO L201 CegarLoopUtils]: At program point Id_MCDC_99EXIT(lines 400 419) the Hoare annotation is: true [2021-05-01 07:28:21,688 INFO L201 CegarLoopUtils]: At program point L408(line 408) the Hoare annotation is: true [2021-05-01 07:28:21,688 INFO L201 CegarLoopUtils]: At program point L408-2(lines 408 415) the Hoare annotation is: true [2021-05-01 07:28:21,688 INFO L201 CegarLoopUtils]: At program point L406-2(lines 406 416) the Hoare annotation is: true [2021-05-01 07:28:21,688 INFO L201 CegarLoopUtils]: At program point L406-3(lines 406 416) the Hoare annotation is: true [2021-05-01 07:28:21,688 INFO L201 CegarLoopUtils]: At program point L406-4(lines 406 416) the Hoare annotation is: true [2021-05-01 07:28:21,689 INFO L201 CegarLoopUtils]: At program point Id_MCDC_99FINAL(lines 400 419) the Hoare annotation is: true [2021-05-01 07:28:21,689 INFO L201 CegarLoopUtils]: At program point L221(line 221) the Hoare annotation is: true [2021-05-01 07:28:21,689 INFO L201 CegarLoopUtils]: At program point L217(line 217) the Hoare annotation is: true [2021-05-01 07:28:21,689 INFO L201 CegarLoopUtils]: At program point L217-2(line 217) the Hoare annotation is: true [2021-05-01 07:28:21,689 INFO L201 CegarLoopUtils]: At program point L209(lines 209 225) the Hoare annotation is: true [2021-05-01 07:28:21,689 INFO L201 CegarLoopUtils]: At program point Id_MCDC_89ENTRY(lines 193 248) the Hoare annotation is: true [2021-05-01 07:28:21,689 INFO L201 CegarLoopUtils]: At program point Id_MCDC_89EXIT(lines 193 248) the Hoare annotation is: true [2021-05-01 07:28:21,689 INFO L201 CegarLoopUtils]: At program point L234(line 234) the Hoare annotation is: true [2021-05-01 07:28:21,689 INFO L201 CegarLoopUtils]: At program point L234-2(line 234) the Hoare annotation is: true [2021-05-01 07:28:21,689 INFO L201 CegarLoopUtils]: At program point L234-3(line 234) the Hoare annotation is: true [2021-05-01 07:28:21,689 INFO L201 CegarLoopUtils]: At program point L234-5(lines 234 246) the Hoare annotation is: true [2021-05-01 07:28:21,689 INFO L201 CegarLoopUtils]: At program point L226-1(lines 226 233) the Hoare annotation is: true [2021-05-01 07:28:21,689 INFO L201 CegarLoopUtils]: At program point L226-3(lines 226 233) the Hoare annotation is: true [2021-05-01 07:28:21,690 INFO L201 CegarLoopUtils]: At program point L226-4(lines 226 233) the Hoare annotation is: true [2021-05-01 07:28:21,690 INFO L201 CegarLoopUtils]: At program point L218(line 218) the Hoare annotation is: true [2021-05-01 07:28:21,690 INFO L201 CegarLoopUtils]: At program point L214(line 214) the Hoare annotation is: true [2021-05-01 07:28:21,690 INFO L201 CegarLoopUtils]: At program point L214-2(line 214) the Hoare annotation is: true [2021-05-01 07:28:21,690 INFO L201 CegarLoopUtils]: At program point L202(lines 202 208) the Hoare annotation is: true [2021-05-01 07:28:21,690 INFO L201 CegarLoopUtils]: At program point L202-2(lines 202 208) the Hoare annotation is: true [2021-05-01 07:28:21,690 INFO L201 CegarLoopUtils]: At program point Id_MCDC_89FINAL(lines 193 248) the Hoare annotation is: true [2021-05-01 07:28:21,690 INFO L201 CegarLoopUtils]: At program point L198(lines 198 201) the Hoare annotation is: true [2021-05-01 07:28:21,690 INFO L201 CegarLoopUtils]: At program point L223(line 223) the Hoare annotation is: true [2021-05-01 07:28:21,690 INFO L201 CegarLoopUtils]: At program point L215(line 215) the Hoare annotation is: true [2021-05-01 07:28:21,690 INFO L201 CegarLoopUtils]: At program point L211(line 211) the Hoare annotation is: true [2021-05-01 07:28:21,690 INFO L201 CegarLoopUtils]: At program point L211-2(line 211) the Hoare annotation is: true [2021-05-01 07:28:21,690 INFO L201 CegarLoopUtils]: At program point L236(lines 236 241) the Hoare annotation is: true [2021-05-01 07:28:21,691 INFO L201 CegarLoopUtils]: At program point L236-1(lines 234 246) the Hoare annotation is: true [2021-05-01 07:28:21,691 INFO L201 CegarLoopUtils]: At program point L220(line 220) the Hoare annotation is: true [2021-05-01 07:28:21,691 INFO L201 CegarLoopUtils]: At program point L220-2(line 220) the Hoare annotation is: true [2021-05-01 07:28:21,691 INFO L201 CegarLoopUtils]: At program point L212(line 212) the Hoare annotation is: true [2021-05-01 07:28:21,691 INFO L201 CegarLoopUtils]: At program point L204(lines 204 207) the Hoare annotation is: true [2021-05-01 07:28:21,691 INFO L201 CegarLoopUtils]: At program point L229(lines 229 232) the Hoare annotation is: true [2021-05-01 07:28:21,691 INFO L194 CegarLoopUtils]: At program point mainENTRY(lines 427 458) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0)) [2021-05-01 07:28:21,691 INFO L201 CegarLoopUtils]: At program point mainFINAL(lines 427 458) the Hoare annotation is: true [2021-05-01 07:28:21,691 INFO L194 CegarLoopUtils]: At program point L457(line 457) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0)) [2021-05-01 07:28:21,691 INFO L201 CegarLoopUtils]: At program point mainEXIT(lines 427 458) the Hoare annotation is: true [2021-05-01 07:28:21,691 INFO L194 CegarLoopUtils]: At program point L452(lines 452 455) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0)) [2021-05-01 07:28:21,692 INFO L198 CegarLoopUtils]: For program point assume_abort_if_notENTRY(lines 5 7) no Hoare annotation was computed. [2021-05-01 07:28:21,692 INFO L198 CegarLoopUtils]: For program point L6(line 6) no Hoare annotation was computed. [2021-05-01 07:28:21,692 INFO L198 CegarLoopUtils]: For program point L6-2(lines 5 7) no Hoare annotation was computed. [2021-05-01 07:28:21,692 INFO L198 CegarLoopUtils]: For program point assume_abort_if_notEXIT(lines 5 7) no Hoare annotation was computed. [2021-05-01 07:28:21,692 INFO L201 CegarLoopUtils]: At program point L378(line 378) the Hoare annotation is: true [2021-05-01 07:28:21,692 INFO L201 CegarLoopUtils]: At program point L378-1(lines 378 381) the Hoare annotation is: true [2021-05-01 07:28:21,692 INFO L194 CegarLoopUtils]: At program point Id_MCDC_97ENTRY(lines 331 399) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2021-05-01 07:28:21,692 INFO L201 CegarLoopUtils]: At program point Id_MCDC_97EXIT(lines 331 399) the Hoare annotation is: true [2021-05-01 07:28:21,692 INFO L201 CegarLoopUtils]: At program point L358-2(lines 358 396) the Hoare annotation is: true [2021-05-01 07:28:21,692 INFO L201 CegarLoopUtils]: At program point L358-3(lines 358 396) the Hoare annotation is: true [2021-05-01 07:28:21,692 INFO L201 CegarLoopUtils]: At program point L371(line 371) the Hoare annotation is: true [2021-05-01 07:28:21,692 INFO L201 CegarLoopUtils]: At program point L371-1(lines 371 374) the Hoare annotation is: true [2021-05-01 07:28:21,693 INFO L201 CegarLoopUtils]: At program point Id_MCDC_97FINAL(lines 331 399) the Hoare annotation is: true [2021-05-01 07:28:21,693 INFO L201 CegarLoopUtils]: At program point L388(line 388) the Hoare annotation is: true [2021-05-01 07:28:21,693 INFO L201 CegarLoopUtils]: At program point L388-1(line 388) the Hoare annotation is: true [2021-05-01 07:28:21,693 INFO L201 CegarLoopUtils]: At program point L376-2(lines 376 393) the Hoare annotation is: true [2021-05-01 07:28:21,693 INFO L201 CegarLoopUtils]: At program point L376-3(lines 376 393) the Hoare annotation is: true [2021-05-01 07:28:21,693 INFO L201 CegarLoopUtils]: At program point L376-4(lines 376 393) the Hoare annotation is: true [2021-05-01 07:28:21,693 INFO L201 CegarLoopUtils]: At program point L389(lines 389 392) the Hoare annotation is: true [2021-05-01 07:28:21,693 INFO L201 CegarLoopUtils]: At program point L356(lines 356 397) the Hoare annotation is: true [2021-05-01 07:28:21,693 INFO L201 CegarLoopUtils]: At program point L352-2(lines 352 355) the Hoare annotation is: true [2021-05-01 07:28:21,693 INFO L201 CegarLoopUtils]: At program point L352-3(lines 352 355) the Hoare annotation is: true [2021-05-01 07:28:21,693 INFO L201 CegarLoopUtils]: At program point L352-4(lines 332 399) the Hoare annotation is: true [2021-05-01 07:28:21,693 INFO L201 CegarLoopUtils]: At program point L365(line 365) the Hoare annotation is: true [2021-05-01 07:28:21,693 INFO L201 CegarLoopUtils]: At program point L365-1(lines 365 368) the Hoare annotation is: true [2021-05-01 07:28:21,694 INFO L201 CegarLoopUtils]: At program point L361(line 361) the Hoare annotation is: true [2021-05-01 07:28:21,694 INFO L201 CegarLoopUtils]: At program point L361-1(lines 361 364) the Hoare annotation is: true [2021-05-01 07:28:21,694 INFO L201 CegarLoopUtils]: At program point Id_MCDC_95ENTRY(lines 280 299) the Hoare annotation is: true [2021-05-01 07:28:21,694 INFO L201 CegarLoopUtils]: At program point Id_MCDC_95EXIT(lines 280 299) the Hoare annotation is: true [2021-05-01 07:28:21,694 INFO L194 CegarLoopUtils]: At program point L298(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short30| [2021-05-01 07:28:21,694 INFO L201 CegarLoopUtils]: At program point L296(line 296) the Hoare annotation is: true [2021-05-01 07:28:21,694 INFO L194 CegarLoopUtils]: At program point L298-2(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short30| [2021-05-01 07:28:21,694 INFO L201 CegarLoopUtils]: At program point L296-1(line 296) the Hoare annotation is: true [2021-05-01 07:28:21,694 INFO L194 CegarLoopUtils]: At program point L298-3(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short30| [2021-05-01 07:28:21,694 INFO L201 CegarLoopUtils]: At program point L290(line 290) the Hoare annotation is: true [2021-05-01 07:28:21,694 INFO L201 CegarLoopUtils]: At program point L290-1(line 290) the Hoare annotation is: true [2021-05-01 07:28:21,694 INFO L201 CegarLoopUtils]: At program point L288(lines 288 295) the Hoare annotation is: true [2021-05-01 07:28:21,695 INFO L201 CegarLoopUtils]: At program point L288-2(lines 288 295) the Hoare annotation is: true [2021-05-01 07:28:21,695 INFO L201 CegarLoopUtils]: At program point L284(lines 284 287) the Hoare annotation is: true [2021-05-01 07:28:21,695 INFO L201 CegarLoopUtils]: At program point L297(line 297) the Hoare annotation is: true [2021-05-01 07:28:21,695 INFO L201 CegarLoopUtils]: At program point L297-1(line 297) the Hoare annotation is: true [2021-05-01 07:28:21,695 INFO L201 CegarLoopUtils]: At program point Id_MCDC_95FINAL(lines 280 299) the Hoare annotation is: true [2021-05-01 07:28:21,695 INFO L201 CegarLoopUtils]: At program point L318(lines 318 323) the Hoare annotation is: true [2021-05-01 07:28:21,695 INFO L201 CegarLoopUtils]: At program point L318-1(lines 316 328) the Hoare annotation is: true [2021-05-01 07:28:21,695 INFO L201 CegarLoopUtils]: At program point L316(line 316) the Hoare annotation is: true [2021-05-01 07:28:21,695 INFO L201 CegarLoopUtils]: At program point L316-2(line 316) the Hoare annotation is: true [2021-05-01 07:28:21,695 INFO L201 CegarLoopUtils]: At program point L316-3(line 316) the Hoare annotation is: true [2021-05-01 07:28:21,695 INFO L201 CegarLoopUtils]: At program point L316-5(lines 316 328) the Hoare annotation is: true [2021-05-01 07:28:21,695 INFO L201 CegarLoopUtils]: At program point L308-1(lines 308 315) the Hoare annotation is: true [2021-05-01 07:28:21,695 INFO L201 CegarLoopUtils]: At program point L308-3(lines 308 315) the Hoare annotation is: true [2021-05-01 07:28:21,696 INFO L201 CegarLoopUtils]: At program point L304(lines 304 307) the Hoare annotation is: true [2021-05-01 07:28:21,696 INFO L201 CegarLoopUtils]: At program point L308-4(lines 308 315) the Hoare annotation is: true [2021-05-01 07:28:21,696 INFO L201 CegarLoopUtils]: At program point Id_MCDC_96FINAL(lines 300 330) the Hoare annotation is: true [2021-05-01 07:28:21,696 INFO L201 CegarLoopUtils]: At program point L311(lines 311 314) the Hoare annotation is: true [2021-05-01 07:28:21,696 INFO L201 CegarLoopUtils]: At program point Id_MCDC_96ENTRY(lines 300 330) the Hoare annotation is: true [2021-05-01 07:28:21,696 INFO L201 CegarLoopUtils]: At program point Id_MCDC_96EXIT(lines 300 330) the Hoare annotation is: true [2021-05-01 07:28:21,696 INFO L201 CegarLoopUtils]: At program point L255(lines 255 269) the Hoare annotation is: true [2021-05-01 07:28:21,696 INFO L201 CegarLoopUtils]: At program point Id_MCDC_92ENTRY(lines 249 279) the Hoare annotation is: true [2021-05-01 07:28:21,696 INFO L201 CegarLoopUtils]: At program point Id_MCDC_92EXIT(lines 249 279) the Hoare annotation is: true [2021-05-01 07:28:21,696 INFO L201 CegarLoopUtils]: At program point L272(line 272) the Hoare annotation is: true [2021-05-01 07:28:21,696 INFO L201 CegarLoopUtils]: At program point L272-1(line 272) the Hoare annotation is: true [2021-05-01 07:28:21,696 INFO L201 CegarLoopUtils]: At program point Id_MCDC_92FINAL(lines 249 279) the Hoare annotation is: true [2021-05-01 07:28:21,696 INFO L201 CegarLoopUtils]: At program point L270-1(lines 250 279) the Hoare annotation is: true [2021-05-01 07:28:21,697 INFO L201 CegarLoopUtils]: At program point L270-2(lines 270 277) the Hoare annotation is: true [2021-05-01 07:28:21,697 INFO L201 CegarLoopUtils]: At program point L261(lines 261 269) the Hoare annotation is: true [2021-05-01 07:28:21,697 INFO L201 CegarLoopUtils]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2021-05-01 07:28:21,697 INFO L194 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= ~Id_MCDC_111~0.base |old(~Id_MCDC_111~0.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |old(#length)| |#length|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |old(~Id_MCDC_111~0.offset)| ~Id_MCDC_111~0.offset) (= |#t~string72.base| |old(#t~string72.base)|) (= ~Id_MCDC_109~0.offset |old(~Id_MCDC_109~0.offset)|) (= ~Id_MCDC_107~0.offset |old(~Id_MCDC_107~0.offset)|) (= |old(#valid)| |#valid|) (= |old(#NULL.base)| |#NULL.base|) (= |old(#t~string73.base)| |#t~string73.base|) (= |#t~string5.base| |old(#t~string5.base)|) (= |~#Id_MCDC_112~0.base| |old(~#Id_MCDC_112~0.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~Id_MCDC_108~0.base |old(~Id_MCDC_108~0.base)|) (= |old(~#Id_MCDC_112~0.offset)| |~#Id_MCDC_112~0.offset|) (= |#t~string21.base| |old(#t~string21.base)|) (= |old(#t~string40.base)| |#t~string40.base|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~Id_MCDC_110~0.offset |old(~Id_MCDC_110~0.offset)|) (= |old(~Id_MCDC_106~0)| ~Id_MCDC_106~0) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |old(#t~string4.offset)| |#t~string4.offset|) (= |old(#t~string45.base)| |#t~string45.base|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |old(~Id_MCDC_110~0.base)| ~Id_MCDC_110~0.base) (= |old(~Id_MCDC_109~0.base)| ~Id_MCDC_109~0.base) (= |old(~Id_MCDC_104~0)| ~Id_MCDC_104~0) (= |old(#t~string16.base)| |#t~string16.base|) (= |old(#t~string16.offset)| |#t~string16.offset|) (= |old(#t~string6.offset)| |#t~string6.offset|) (= |old(~#Id_MCDC_113~0.base)| |~#Id_MCDC_113~0.base|) (= |old(~Id_MCDC_108~0.offset)| ~Id_MCDC_108~0.offset) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |old(~#Id_MCDC_113~0.offset)| |~#Id_MCDC_113~0.offset|) (= |old(~Id_MCDC_105~0)| ~Id_MCDC_105~0) (= ~Id_MCDC_107~0.base |old(~Id_MCDC_107~0.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2021-05-01 07:28:21,697 INFO L201 CegarLoopUtils]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2021-05-01 07:28:21,697 INFO L201 CegarLoopUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2021-05-01 07:28:21,697 INFO L201 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-05-01 07:28:21,697 INFO L201 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-05-01 07:28:21,697 INFO L201 CegarLoopUtils]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2021-05-01 07:28:21,697 INFO L201 CegarLoopUtils]: At program point avoid_zeroEXIT(lines 9 15) the Hoare annotation is: true [2021-05-01 07:28:21,698 INFO L201 CegarLoopUtils]: At program point L11(lines 11 14) the Hoare annotation is: true [2021-05-01 07:28:21,698 INFO L201 CegarLoopUtils]: At program point L11-2(lines 9 15) the Hoare annotation is: true [2021-05-01 07:28:21,698 INFO L201 CegarLoopUtils]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2021-05-01 07:28:21,698 INFO L194 CegarLoopUtils]: At program point L463(line 463) the Hoare annotation is: (= |__VERIFIER_assert_#in~Id_MCDC_103| 0) [2021-05-01 07:28:21,698 INFO L201 CegarLoopUtils]: At program point __VERIFIER_assertENTRY(lines 459 466) the Hoare annotation is: true [2021-05-01 07:28:21,698 INFO L194 CegarLoopUtils]: At program point L461(lines 461 464) the Hoare annotation is: (or (not (= __VERIFIER_assert_~Id_MCDC_103 0)) (= |__VERIFIER_assert_#in~Id_MCDC_103| 0)) [2021-05-01 07:28:21,698 INFO L194 CegarLoopUtils]: At program point L461-2(lines 459 466) the Hoare annotation is: (or (not (= __VERIFIER_assert_~Id_MCDC_103 0)) (= |__VERIFIER_assert_#in~Id_MCDC_103| 0)) [2021-05-01 07:28:21,698 INFO L194 CegarLoopUtils]: At program point __VERIFIER_assertEXIT(lines 459 466) the Hoare annotation is: (or (not (= __VERIFIER_assert_~Id_MCDC_103 0)) (= |__VERIFIER_assert_#in~Id_MCDC_103| 0)) [2021-05-01 07:28:21,698 INFO L194 CegarLoopUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 463) the Hoare annotation is: (= |__VERIFIER_assert_#in~Id_MCDC_103| 0) [2021-05-01 07:28:21,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.05 07:28:21 BoogieIcfgContainer [2021-05-01 07:28:21,717 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-05-01 07:28:21,719 INFO L168 Benchmark]: Toolchain (without parser) took 9283.20 ms. Allocated memory was 196.1 MB in the beginning and 384.8 MB in the end (delta: 188.7 MB). Free memory was 161.1 MB in the beginning and 168.6 MB in the end (delta: -7.5 MB). Peak memory consumption was 212.6 MB. Max. memory is 8.0 GB. [2021-05-01 07:28:21,719 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 196.1 MB. Free memory is still 178.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-05-01 07:28:21,720 INFO L168 Benchmark]: CACSL2BoogieTranslator took 640.33 ms. Allocated memory is still 196.1 MB. Free memory was 160.8 MB in the beginning and 172.5 MB in the end (delta: -11.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-05-01 07:28:21,720 INFO L168 Benchmark]: Boogie Preprocessor took 96.78 ms. Allocated memory is still 196.1 MB. Free memory was 172.5 MB in the beginning and 168.9 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-05-01 07:28:21,721 INFO L168 Benchmark]: RCFGBuilder took 1092.10 ms. Allocated memory is still 196.1 MB. Free memory was 168.9 MB in the beginning and 159.7 MB in the end (delta: 9.2 MB). Peak memory consumption was 49.8 MB. Max. memory is 8.0 GB. [2021-05-01 07:28:21,721 INFO L168 Benchmark]: TraceAbstraction took 7439.19 ms. Allocated memory was 196.1 MB in the beginning and 384.8 MB in the end (delta: 188.7 MB). Free memory was 159.2 MB in the beginning and 168.6 MB in the end (delta: -9.4 MB). Peak memory consumption was 209.3 MB. Max. memory is 8.0 GB. [2021-05-01 07:28:21,723 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 196.1 MB. Free memory is still 178.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 640.33 ms. Allocated memory is still 196.1 MB. Free memory was 160.8 MB in the beginning and 172.5 MB in the end (delta: -11.7 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 96.78 ms. Allocated memory is still 196.1 MB. Free memory was 172.5 MB in the beginning and 168.9 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1092.10 ms. Allocated memory is still 196.1 MB. Free memory was 168.9 MB in the beginning and 159.7 MB in the end (delta: 9.2 MB). Peak memory consumption was 49.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 7439.19 ms. Allocated memory was 196.1 MB in the beginning and 384.8 MB in the end (delta: 188.7 MB). Free memory was 159.2 MB in the beginning and 168.6 MB in the end (delta: -9.4 MB). Peak memory consumption was 209.3 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 463]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 14 procedures, 136 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3542.4ms, OverallIterations: 2, TraceHistogramMax: 2, EmptinessCheckTime: 25.1ms, AutomataDifference: 2249.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 3795.8ms, InitialAbstractionConstructionTime: 18.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 275 SDtfs, 407 SDslu, 223 SDs, 0 SdLazy, 519 SolverSat, 87 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 932.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1141.7ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=129occurred in iteration=0, InterpolantAutomatonStates: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 96.5ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 129 LocationsWithAnnotation, 455 PreInvPairs, 572 NumberOfFragments, 403 HoareAnnotationTreeSize, 455 FomulaSimplifications, 138 FormulaSimplificationTreeSizeReduction, 1726.7ms HoareSimplificationTime, 129 FomulaSimplificationsInter, 11309 FormulaSimplificationTreeSizeReductionInter, 1968.1ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: No data available, 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 358]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 1 - ProcedureContractResult [Line: 420]: Procedure Contract for Id_MCDC_100 Derived contract for procedure Id_MCDC_100: 1 - ProcedureContractResult [Line: 400]: Procedure Contract for Id_MCDC_99 Derived contract for procedure Id_MCDC_99: 1 - ProcedureContractResult [Line: 193]: Procedure Contract for Id_MCDC_89 Derived contract for procedure Id_MCDC_89: 1 - ProcedureContractResult [Line: 331]: Procedure Contract for Id_MCDC_97 Derived contract for procedure Id_MCDC_97: 1 - ProcedureContractResult [Line: 427]: Procedure Contract for main Derived contract for procedure main: 1 - ProcedureContractResult [Line: 280]: Procedure Contract for Id_MCDC_95 Derived contract for procedure Id_MCDC_95: 1 - ProcedureContractResult [Line: 300]: Procedure Contract for Id_MCDC_96 Derived contract for procedure Id_MCDC_96: 1 - ProcedureContractResult [Line: 249]: Procedure Contract for Id_MCDC_92 Derived contract for procedure Id_MCDC_92: 1 - ProcedureContractResult [Line: 9]: Procedure Contract for avoid_zero Derived contract for procedure avoid_zero: 1 - ProcedureContractResult [Line: 459]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert: !(Id_MCDC_103 == 0) || \old(Id_MCDC_103) == 0 RESULT: Ultimate proved your program to be correct! Received shutdown request...