/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_5.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-a47f07a [2021-04-16 07:27:13,839 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-16 07:27:13,840 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-16 07:27:13,868 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-04-16 07:27:13,868 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-04-16 07:27:13,869 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-04-16 07:27:13,870 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-04-16 07:27:13,872 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-04-16 07:27:13,873 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-04-16 07:27:13,874 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-04-16 07:27:13,875 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-04-16 07:27:13,876 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-04-16 07:27:13,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-04-16 07:27:13,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-04-16 07:27:13,878 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-04-16 07:27:13,879 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-04-16 07:27:13,879 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-04-16 07:27:13,880 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-04-16 07:27:13,881 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-04-16 07:27:13,883 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-04-16 07:27:13,884 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-04-16 07:27:13,885 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-04-16 07:27:13,886 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-04-16 07:27:13,887 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-04-16 07:27:13,889 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-04-16 07:27:13,922 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-16 07:27:13,923 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-16 07:27:13,923 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-16 07:27:13,926 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf [2021-04-16 07:27:13,935 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-16 07:27:13,936 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-16 07:27:13,937 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-16 07:27:13,937 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-16 07:27:13,937 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-16 07:27:13,937 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-16 07:27:13,938 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-16 07:27:13,938 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-16 07:27:13,938 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-16 07:27:13,938 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-16 07:27:13,938 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-16 07:27:13,938 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-16 07:27:13,938 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-16 07:27:13,939 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-16 07:27:13,939 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-16 07:27:13,939 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-16 07:27:13,939 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-04-16 07:27:13,939 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-16 07:27:13,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-16 07:27:13,939 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-16 07:27:13,940 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-04-16 07:27:13,940 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-04-16 07:27:13,940 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JORDAN [2021-04-16 07:27:13,940 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-16 07:27:14,322 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-16 07:27:14,349 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-16 07:27:14,351 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-16 07:27:14,353 INFO L271 PluginConnector]: Initializing CDTParser... [2021-04-16 07:27:14,354 INFO L275 PluginConnector]: CDTParser initialized [2021-04-16 07:27:14,358 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c [2021-04-16 07:27:14,438 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0da391b7/b450e5d599944839b22936658b29767e/FLAGecb4bd739 [2021-04-16 07:27:15,023 INFO L306 CDTParser]: Found 1 translation units. [2021-04-16 07:27:15,024 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c [2021-04-16 07:27:15,033 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0da391b7/b450e5d599944839b22936658b29767e/FLAGecb4bd739 [2021-04-16 07:27:15,446 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0da391b7/b450e5d599944839b22936658b29767e [2021-04-16 07:27:15,450 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-16 07:27:15,452 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-04-16 07:27:15,456 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-04-16 07:27:15,457 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-04-16 07:27:15,460 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-04-16 07:27:15,461 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.04 07:27:15" (1/1) ... [2021-04-16 07:27:15,462 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d849446 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:27:15, skipping insertion in model container [2021-04-16 07:27:15,462 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.04 07:27:15" (1/1) ... [2021-04-16 07:27:15,468 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-04-16 07:27:15,499 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-04-16 07:27:15,757 WARN L226 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_5.c[11314,11327] [2021-04-16 07:27:15,760 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-16 07:27:15,779 INFO L203 MainTranslator]: Completed pre-run [2021-04-16 07:27:15,839 WARN L226 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_5.c[11314,11327] [2021-04-16 07:27:15,840 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-16 07:27:15,867 INFO L208 MainTranslator]: Completed translation [2021-04-16 07:27:15,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:27:15 WrapperNode [2021-04-16 07:27:15,868 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-04-16 07:27:15,869 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-16 07:27:15,869 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-16 07:27:15,869 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-16 07:27:15,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:27:15" (1/1) ... [2021-04-16 07:27:15,879 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:27:15" (1/1) ... [2021-04-16 07:27:15,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:27:15" (1/1) ... [2021-04-16 07:27:15,909 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:27:15" (1/1) ... [2021-04-16 07:27:15,933 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:27:15" (1/1) ... [2021-04-16 07:27:15,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:27:15" (1/1) ... [2021-04-16 07:27:15,942 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:27:15" (1/1) ... [2021-04-16 07:27:15,947 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-16 07:27:15,947 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-16 07:27:15,948 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-16 07:27:15,948 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-16 07:27:15,948 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:27:15" (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 [2021-04-16 07:27:16,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-04-16 07:27:16,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-16 07:27:16,029 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-04-16 07:27:16,029 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-04-16 07:27:16,029 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2021-04-16 07:27:16,029 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_89 [2021-04-16 07:27:16,029 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_92 [2021-04-16 07:27:16,030 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2021-04-16 07:27:16,030 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_96 [2021-04-16 07:27:16,030 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_97 [2021-04-16 07:27:16,030 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_99 [2021-04-16 07:27:16,031 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_100 [2021-04-16 07:27:16,031 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-04-16 07:27:16,031 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-04-16 07:27:16,031 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-04-16 07:27:16,031 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-04-16 07:27:16,032 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-04-16 07:27:16,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-04-16 07:27:16,032 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-04-16 07:27:16,034 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2021-04-16 07:27:16,034 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2021-04-16 07:27:16,034 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2021-04-16 07:27:16,034 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_92 [2021-04-16 07:27:16,034 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2021-04-16 07:27:16,034 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_96 [2021-04-16 07:27:16,035 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_97 [2021-04-16 07:27:16,035 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-04-16 07:27:16,035 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_99 [2021-04-16 07:27:16,035 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_100 [2021-04-16 07:27:16,035 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2021-04-16 07:27:16,035 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-04-16 07:27:16,035 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-04-16 07:27:16,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-04-16 07:27:16,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-04-16 07:27:16,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-04-16 07:27:16,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-04-16 07:27:16,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-04-16 07:27:16,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-04-16 07:27:16,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-04-16 07:27:16,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-04-16 07:27:16,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-04-16 07:27:16,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-16 07:27:16,815 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-16 07:27:16,816 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-04-16 07:27:16,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.04 07:27:16 BoogieIcfgContainer [2021-04-16 07:27:16,817 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-16 07:27:16,819 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-16 07:27:16,819 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-16 07:27:16,822 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-16 07:27:16,822 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.04 07:27:15" (1/3) ... [2021-04-16 07:27:16,823 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57a7be22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.04 07:27:16, skipping insertion in model container [2021-04-16 07:27:16,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.04 07:27:15" (2/3) ... [2021-04-16 07:27:16,823 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57a7be22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.04 07:27:16, skipping insertion in model container [2021-04-16 07:27:16,823 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.04 07:27:16" (3/3) ... [2021-04-16 07:27:16,825 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_5.c [2021-04-16 07:27:16,830 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-04-16 07:27:16,834 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-04-16 07:27:16,849 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-04-16 07:27:16,865 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-16 07:27:16,865 INFO L377 AbstractCegarLoop]: Hoare is true [2021-04-16 07:27:16,865 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-04-16 07:27:16,865 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-16 07:27:16,866 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-16 07:27:16,866 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-16 07:27:16,866 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-16 07:27:16,866 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-16 07:27:16,880 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) [2021-04-16 07:27:16,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-04-16 07:27:16,889 INFO L511 BasicCegarLoop]: Found error trace [2021-04-16 07:27:16,890 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] [2021-04-16 07:27:16,891 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-16 07:27:16,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-16 07:27:16,895 INFO L82 PathProgramCache]: Analyzing trace with hash -369665950, now seen corresponding path program 1 times [2021-04-16 07:27:16,902 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-04-16 07:27:16,902 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1782495093] [2021-04-16 07:27:16,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-16 07:27:16,954 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-04-16 07:27:17,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-16 07:27:17,184 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:27:17,186 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-16 07:27:17,187 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:27:17,187 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-16 07:27:17,377 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-04-16 07:27:17,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-04-16 07:27:17,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-16 07:27:17,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:27:17,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-16 07:27:17,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-04-16 07:27:17,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-16 07:27:17,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:27:17,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-16 07:27:17,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-04-16 07:27:17,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-16 07:27:17,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:27:17,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-16 07:27:17,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-04-16 07:27:17,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-16 07:27:17,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:27:17,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-16 07:27:17,509 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:27:17,509 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-16 07:27:17,512 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-04-16 07:27:17,518 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1782495093] [2021-04-16 07:27:17,520 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-16 07:27:17,521 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-04-16 07:27:17,521 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27617220] [2021-04-16 07:27:17,525 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-16 07:27:17,525 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-04-16 07:27:17,534 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-16 07:27:17,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-16 07:27:17,537 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) [2021-04-16 07:27:17,703 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-04-16 07:27:18,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-04-16 07:27:18,262 INFO L93 Difference]: Finished difference Result 245 states and 367 transitions. [2021-04-16 07:27:18,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-16 07:27:18,264 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 [2021-04-16 07:27:18,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-04-16 07:27:18,271 INFO L225 Difference]: With dead ends: 245 [2021-04-16 07:27:18,272 INFO L226 Difference]: Without dead ends: 120 [2021-04-16 07:27:18,275 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 365.0ms TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-04-16 07:27:18,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2021-04-16 07:27:18,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2021-04-16 07:27:18,334 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) [2021-04-16 07:27:18,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 167 transitions. [2021-04-16 07:27:18,338 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 167 transitions. Word has length 47 [2021-04-16 07:27:18,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-04-16 07:27:18,338 INFO L480 AbstractCegarLoop]: Abstraction has 120 states and 167 transitions. [2021-04-16 07:27:18,338 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) [2021-04-16 07:27:18,339 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2021-04-16 07:27:18,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-04-16 07:27:18,341 INFO L511 BasicCegarLoop]: Found error trace [2021-04-16 07:27:18,341 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] [2021-04-16 07:27:18,342 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-16 07:27:18,342 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-16 07:27:18,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-16 07:27:18,342 INFO L82 PathProgramCache]: Analyzing trace with hash -1781973424, now seen corresponding path program 1 times [2021-04-16 07:27:18,343 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-04-16 07:27:18,343 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1116446391] [2021-04-16 07:27:18,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-16 07:27:18,346 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-04-16 07:27:18,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-16 07:27:18,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:27:18,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-16 07:27:18,461 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:27:18,462 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-16 07:27:18,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:27:18,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-16 07:27:18,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:27:18,477 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-16 07:27:18,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:27:18,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-16 07:27:18,706 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-04-16 07:27:18,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-04-16 07:27:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-16 07:27:18,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:27:18,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-16 07:27:18,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-04-16 07:27:18,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-16 07:27:18,778 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:27:18,779 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-16 07:27:18,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-04-16 07:27:18,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-16 07:27:18,784 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:27:18,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-16 07:27:18,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-04-16 07:27:18,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-16 07:27:18,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-16 07:27:18,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-16 07:27:18,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-16 07:27:18,797 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1116446391] [2021-04-16 07:27:18,797 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-16 07:27:18,798 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-04-16 07:27:18,798 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572779121] [2021-04-16 07:27:18,799 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-16 07:27:18,799 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-04-16 07:27:18,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-16 07:27:18,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-04-16 07:27:18,800 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) [2021-04-16 07:27:18,941 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2021-04-16 07:27:19,605 WARN L205 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-04-16 07:27:19,755 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2021-04-16 07:27:19,912 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2021-04-16 07:27:20,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-04-16 07:27:20,086 INFO L93 Difference]: Finished difference Result 148 states and 201 transitions. [2021-04-16 07:27:20,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-16 07:27:20,091 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 [2021-04-16 07:27:20,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-04-16 07:27:20,092 INFO L225 Difference]: With dead ends: 148 [2021-04-16 07:27:20,092 INFO L226 Difference]: Without dead ends: 0 [2021-04-16 07:27:20,095 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 806.3ms TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-04-16 07:27:20,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-04-16 07:27:20,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-04-16 07:27:20,096 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) [2021-04-16 07:27:20,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-04-16 07:27:20,096 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 43 [2021-04-16 07:27:20,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-04-16 07:27:20,096 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-04-16 07:27:20,096 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) [2021-04-16 07:27:20,096 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-04-16 07:27:20,096 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-04-16 07:27:20,097 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-04-16 07:27:20,098 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-04-16 07:27:22,386 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 127 [2021-04-16 07:27:22,787 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 1 [2021-04-16 07:27:23,080 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 1 [2021-04-16 07:27:23,171 INFO L198 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-04-16 07:27:23,171 INFO L198 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-04-16 07:27:23,171 INFO L198 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-04-16 07:27:23,172 INFO L201 CegarLoopUtils]: At program point Id_MCDC_100FINAL(lines 420 426) the Hoare annotation is: true [2021-04-16 07:27:23,172 INFO L201 CegarLoopUtils]: At program point Id_MCDC_100EXIT(lines 420 426) the Hoare annotation is: true [2021-04-16 07:27:23,172 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)) [2021-04-16 07:27:23,172 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)) [2021-04-16 07:27:23,172 INFO L201 CegarLoopUtils]: At program point L417(line 417) the Hoare annotation is: true [2021-04-16 07:27:23,172 INFO L201 CegarLoopUtils]: At program point L405(line 405) the Hoare annotation is: true [2021-04-16 07:27:23,172 INFO L201 CegarLoopUtils]: At program point L405-1(line 405) the Hoare annotation is: true [2021-04-16 07:27:23,172 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)) [2021-04-16 07:27:23,172 INFO L201 CegarLoopUtils]: At program point Id_MCDC_99EXIT(lines 400 419) the Hoare annotation is: true [2021-04-16 07:27:23,173 INFO L201 CegarLoopUtils]: At program point L408(line 408) the Hoare annotation is: true [2021-04-16 07:27:23,173 INFO L201 CegarLoopUtils]: At program point L408-2(lines 408 415) the Hoare annotation is: true [2021-04-16 07:27:23,173 INFO L201 CegarLoopUtils]: At program point L406-2(lines 406 416) the Hoare annotation is: true [2021-04-16 07:27:23,173 INFO L201 CegarLoopUtils]: At program point L406-3(lines 406 416) the Hoare annotation is: true [2021-04-16 07:27:23,173 INFO L201 CegarLoopUtils]: At program point L406-4(lines 406 416) the Hoare annotation is: true [2021-04-16 07:27:23,173 INFO L201 CegarLoopUtils]: At program point Id_MCDC_99FINAL(lines 400 419) the Hoare annotation is: true [2021-04-16 07:27:23,173 INFO L201 CegarLoopUtils]: At program point L221(line 221) the Hoare annotation is: true [2021-04-16 07:27:23,173 INFO L201 CegarLoopUtils]: At program point L217(line 217) the Hoare annotation is: true [2021-04-16 07:27:23,173 INFO L201 CegarLoopUtils]: At program point L217-2(line 217) the Hoare annotation is: true [2021-04-16 07:27:23,173 INFO L201 CegarLoopUtils]: At program point L209(lines 209 225) the Hoare annotation is: true [2021-04-16 07:27:23,173 INFO L201 CegarLoopUtils]: At program point Id_MCDC_89ENTRY(lines 193 248) the Hoare annotation is: true [2021-04-16 07:27:23,173 INFO L201 CegarLoopUtils]: At program point Id_MCDC_89EXIT(lines 193 248) the Hoare annotation is: true [2021-04-16 07:27:23,173 INFO L201 CegarLoopUtils]: At program point L234(line 234) the Hoare annotation is: true [2021-04-16 07:27:23,173 INFO L201 CegarLoopUtils]: At program point L234-2(line 234) the Hoare annotation is: true [2021-04-16 07:27:23,174 INFO L201 CegarLoopUtils]: At program point L234-3(line 234) the Hoare annotation is: true [2021-04-16 07:27:23,174 INFO L201 CegarLoopUtils]: At program point L234-5(lines 234 246) the Hoare annotation is: true [2021-04-16 07:27:23,174 INFO L201 CegarLoopUtils]: At program point L226-1(lines 226 233) the Hoare annotation is: true [2021-04-16 07:27:23,174 INFO L201 CegarLoopUtils]: At program point L226-3(lines 226 233) the Hoare annotation is: true [2021-04-16 07:27:23,174 INFO L201 CegarLoopUtils]: At program point L226-4(lines 226 233) the Hoare annotation is: true [2021-04-16 07:27:23,174 INFO L201 CegarLoopUtils]: At program point L218(line 218) the Hoare annotation is: true [2021-04-16 07:27:23,174 INFO L201 CegarLoopUtils]: At program point L214(line 214) the Hoare annotation is: true [2021-04-16 07:27:23,174 INFO L201 CegarLoopUtils]: At program point L214-2(line 214) the Hoare annotation is: true [2021-04-16 07:27:23,174 INFO L201 CegarLoopUtils]: At program point L202(lines 202 208) the Hoare annotation is: true [2021-04-16 07:27:23,174 INFO L201 CegarLoopUtils]: At program point L202-2(lines 202 208) the Hoare annotation is: true [2021-04-16 07:27:23,174 INFO L201 CegarLoopUtils]: At program point Id_MCDC_89FINAL(lines 193 248) the Hoare annotation is: true [2021-04-16 07:27:23,174 INFO L201 CegarLoopUtils]: At program point L198(lines 198 201) the Hoare annotation is: true [2021-04-16 07:27:23,174 INFO L201 CegarLoopUtils]: At program point L223(line 223) the Hoare annotation is: true [2021-04-16 07:27:23,174 INFO L201 CegarLoopUtils]: At program point L215(line 215) the Hoare annotation is: true [2021-04-16 07:27:23,174 INFO L201 CegarLoopUtils]: At program point L211(line 211) the Hoare annotation is: true [2021-04-16 07:27:23,175 INFO L201 CegarLoopUtils]: At program point L211-2(line 211) the Hoare annotation is: true [2021-04-16 07:27:23,175 INFO L201 CegarLoopUtils]: At program point L236(lines 236 241) the Hoare annotation is: true [2021-04-16 07:27:23,175 INFO L201 CegarLoopUtils]: At program point L236-1(lines 234 246) the Hoare annotation is: true [2021-04-16 07:27:23,175 INFO L201 CegarLoopUtils]: At program point L220(line 220) the Hoare annotation is: true [2021-04-16 07:27:23,175 INFO L201 CegarLoopUtils]: At program point L220-2(line 220) the Hoare annotation is: true [2021-04-16 07:27:23,175 INFO L201 CegarLoopUtils]: At program point L212(line 212) the Hoare annotation is: true [2021-04-16 07:27:23,175 INFO L201 CegarLoopUtils]: At program point L204(lines 204 207) the Hoare annotation is: true [2021-04-16 07:27:23,175 INFO L201 CegarLoopUtils]: At program point L229(lines 229 232) the Hoare annotation is: true [2021-04-16 07:27:23,175 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)) [2021-04-16 07:27:23,175 INFO L201 CegarLoopUtils]: At program point mainFINAL(lines 427 458) the Hoare annotation is: true [2021-04-16 07:27:23,175 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)) [2021-04-16 07:27:23,175 INFO L201 CegarLoopUtils]: At program point mainEXIT(lines 427 458) the Hoare annotation is: true [2021-04-16 07:27:23,176 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)) [2021-04-16 07:27:23,176 INFO L198 CegarLoopUtils]: For program point assume_abort_if_notENTRY(lines 5 7) no Hoare annotation was computed. [2021-04-16 07:27:23,176 INFO L198 CegarLoopUtils]: For program point L6(line 6) no Hoare annotation was computed. [2021-04-16 07:27:23,176 INFO L198 CegarLoopUtils]: For program point L6-2(lines 5 7) no Hoare annotation was computed. [2021-04-16 07:27:23,176 INFO L198 CegarLoopUtils]: For program point assume_abort_if_notEXIT(lines 5 7) no Hoare annotation was computed. [2021-04-16 07:27:23,176 INFO L201 CegarLoopUtils]: At program point L378(line 378) the Hoare annotation is: true [2021-04-16 07:27:23,176 INFO L201 CegarLoopUtils]: At program point L378-1(lines 378 381) the Hoare annotation is: true [2021-04-16 07:27:23,176 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|)) [2021-04-16 07:27:23,176 INFO L201 CegarLoopUtils]: At program point Id_MCDC_97EXIT(lines 331 399) the Hoare annotation is: true [2021-04-16 07:27:23,176 INFO L201 CegarLoopUtils]: At program point L358-2(lines 358 396) the Hoare annotation is: true [2021-04-16 07:27:23,176 INFO L201 CegarLoopUtils]: At program point L358-3(lines 358 396) the Hoare annotation is: true [2021-04-16 07:27:23,176 INFO L201 CegarLoopUtils]: At program point L371(line 371) the Hoare annotation is: true [2021-04-16 07:27:23,176 INFO L201 CegarLoopUtils]: At program point L371-1(lines 371 374) the Hoare annotation is: true [2021-04-16 07:27:23,176 INFO L201 CegarLoopUtils]: At program point Id_MCDC_97FINAL(lines 331 399) the Hoare annotation is: true [2021-04-16 07:27:23,177 INFO L201 CegarLoopUtils]: At program point L388(line 388) the Hoare annotation is: true [2021-04-16 07:27:23,177 INFO L201 CegarLoopUtils]: At program point L388-1(line 388) the Hoare annotation is: true [2021-04-16 07:27:23,177 INFO L201 CegarLoopUtils]: At program point L376-2(lines 376 393) the Hoare annotation is: true [2021-04-16 07:27:23,177 INFO L201 CegarLoopUtils]: At program point L376-3(lines 376 393) the Hoare annotation is: true [2021-04-16 07:27:23,177 INFO L201 CegarLoopUtils]: At program point L376-4(lines 376 393) the Hoare annotation is: true [2021-04-16 07:27:23,177 INFO L201 CegarLoopUtils]: At program point L389(lines 389 392) the Hoare annotation is: true [2021-04-16 07:27:23,177 INFO L201 CegarLoopUtils]: At program point L356(lines 356 397) the Hoare annotation is: true [2021-04-16 07:27:23,177 INFO L201 CegarLoopUtils]: At program point L352-2(lines 352 355) the Hoare annotation is: true [2021-04-16 07:27:23,177 INFO L201 CegarLoopUtils]: At program point L352-3(lines 352 355) the Hoare annotation is: true [2021-04-16 07:27:23,177 INFO L201 CegarLoopUtils]: At program point L352-4(lines 332 399) the Hoare annotation is: true [2021-04-16 07:27:23,177 INFO L201 CegarLoopUtils]: At program point L365(line 365) the Hoare annotation is: true [2021-04-16 07:27:23,177 INFO L201 CegarLoopUtils]: At program point L365-1(lines 365 368) the Hoare annotation is: true [2021-04-16 07:27:23,177 INFO L201 CegarLoopUtils]: At program point L361(line 361) the Hoare annotation is: true [2021-04-16 07:27:23,177 INFO L201 CegarLoopUtils]: At program point L361-1(lines 361 364) the Hoare annotation is: true [2021-04-16 07:27:23,178 INFO L201 CegarLoopUtils]: At program point Id_MCDC_95ENTRY(lines 280 299) the Hoare annotation is: true [2021-04-16 07:27:23,178 INFO L201 CegarLoopUtils]: At program point Id_MCDC_95EXIT(lines 280 299) the Hoare annotation is: true [2021-04-16 07:27:23,178 INFO L194 CegarLoopUtils]: At program point L298(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short30| [2021-04-16 07:27:23,178 INFO L201 CegarLoopUtils]: At program point L296(line 296) the Hoare annotation is: true [2021-04-16 07:27:23,178 INFO L194 CegarLoopUtils]: At program point L298-2(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short30| [2021-04-16 07:27:23,178 INFO L201 CegarLoopUtils]: At program point L296-1(line 296) the Hoare annotation is: true [2021-04-16 07:27:23,178 INFO L194 CegarLoopUtils]: At program point L298-3(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short30| [2021-04-16 07:27:23,178 INFO L201 CegarLoopUtils]: At program point L290(line 290) the Hoare annotation is: true [2021-04-16 07:27:23,178 INFO L201 CegarLoopUtils]: At program point L290-1(line 290) the Hoare annotation is: true [2021-04-16 07:27:23,178 INFO L201 CegarLoopUtils]: At program point L288(lines 288 295) the Hoare annotation is: true [2021-04-16 07:27:23,178 INFO L201 CegarLoopUtils]: At program point L288-2(lines 288 295) the Hoare annotation is: true [2021-04-16 07:27:23,178 INFO L201 CegarLoopUtils]: At program point L284(lines 284 287) the Hoare annotation is: true [2021-04-16 07:27:23,178 INFO L201 CegarLoopUtils]: At program point L297(line 297) the Hoare annotation is: true [2021-04-16 07:27:23,178 INFO L201 CegarLoopUtils]: At program point L297-1(line 297) the Hoare annotation is: true [2021-04-16 07:27:23,178 INFO L201 CegarLoopUtils]: At program point Id_MCDC_95FINAL(lines 280 299) the Hoare annotation is: true [2021-04-16 07:27:23,179 INFO L201 CegarLoopUtils]: At program point L318(lines 318 323) the Hoare annotation is: true [2021-04-16 07:27:23,179 INFO L201 CegarLoopUtils]: At program point L318-1(lines 316 328) the Hoare annotation is: true [2021-04-16 07:27:23,179 INFO L201 CegarLoopUtils]: At program point L316(line 316) the Hoare annotation is: true [2021-04-16 07:27:23,179 INFO L201 CegarLoopUtils]: At program point L316-2(line 316) the Hoare annotation is: true [2021-04-16 07:27:23,179 INFO L201 CegarLoopUtils]: At program point L316-3(line 316) the Hoare annotation is: true [2021-04-16 07:27:23,179 INFO L201 CegarLoopUtils]: At program point L316-5(lines 316 328) the Hoare annotation is: true [2021-04-16 07:27:23,179 INFO L201 CegarLoopUtils]: At program point L308-1(lines 308 315) the Hoare annotation is: true [2021-04-16 07:27:23,179 INFO L201 CegarLoopUtils]: At program point L308-3(lines 308 315) the Hoare annotation is: true [2021-04-16 07:27:23,179 INFO L201 CegarLoopUtils]: At program point L304(lines 304 307) the Hoare annotation is: true [2021-04-16 07:27:23,179 INFO L201 CegarLoopUtils]: At program point L308-4(lines 308 315) the Hoare annotation is: true [2021-04-16 07:27:23,179 INFO L201 CegarLoopUtils]: At program point Id_MCDC_96FINAL(lines 300 330) the Hoare annotation is: true [2021-04-16 07:27:23,179 INFO L201 CegarLoopUtils]: At program point L311(lines 311 314) the Hoare annotation is: true [2021-04-16 07:27:23,179 INFO L201 CegarLoopUtils]: At program point Id_MCDC_96ENTRY(lines 300 330) the Hoare annotation is: true [2021-04-16 07:27:23,179 INFO L201 CegarLoopUtils]: At program point Id_MCDC_96EXIT(lines 300 330) the Hoare annotation is: true [2021-04-16 07:27:23,180 INFO L201 CegarLoopUtils]: At program point L255(lines 255 269) the Hoare annotation is: true [2021-04-16 07:27:23,180 INFO L201 CegarLoopUtils]: At program point Id_MCDC_92ENTRY(lines 249 279) the Hoare annotation is: true [2021-04-16 07:27:23,180 INFO L201 CegarLoopUtils]: At program point Id_MCDC_92EXIT(lines 249 279) the Hoare annotation is: true [2021-04-16 07:27:23,180 INFO L201 CegarLoopUtils]: At program point L272(line 272) the Hoare annotation is: true [2021-04-16 07:27:23,180 INFO L201 CegarLoopUtils]: At program point L272-1(line 272) the Hoare annotation is: true [2021-04-16 07:27:23,180 INFO L201 CegarLoopUtils]: At program point Id_MCDC_92FINAL(lines 249 279) the Hoare annotation is: true [2021-04-16 07:27:23,180 INFO L201 CegarLoopUtils]: At program point L270-1(lines 250 279) the Hoare annotation is: true [2021-04-16 07:27:23,180 INFO L201 CegarLoopUtils]: At program point L270-2(lines 270 277) the Hoare annotation is: true [2021-04-16 07:27:23,180 INFO L201 CegarLoopUtils]: At program point L261(lines 261 269) the Hoare annotation is: true [2021-04-16 07:27:23,180 INFO L201 CegarLoopUtils]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2021-04-16 07:27:23,181 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)|)) [2021-04-16 07:27:23,181 INFO L201 CegarLoopUtils]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2021-04-16 07:27:23,181 INFO L201 CegarLoopUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2021-04-16 07:27:23,181 INFO L201 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-04-16 07:27:23,181 INFO L201 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-04-16 07:27:23,181 INFO L201 CegarLoopUtils]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2021-04-16 07:27:23,181 INFO L201 CegarLoopUtils]: At program point avoid_zeroEXIT(lines 9 15) the Hoare annotation is: true [2021-04-16 07:27:23,181 INFO L201 CegarLoopUtils]: At program point L11(lines 11 14) the Hoare annotation is: true [2021-04-16 07:27:23,181 INFO L201 CegarLoopUtils]: At program point L11-2(lines 9 15) the Hoare annotation is: true [2021-04-16 07:27:23,181 INFO L201 CegarLoopUtils]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2021-04-16 07:27:23,181 INFO L194 CegarLoopUtils]: At program point L463(line 463) the Hoare annotation is: (= |__VERIFIER_assert_#in~Id_MCDC_103| 0) [2021-04-16 07:27:23,181 INFO L201 CegarLoopUtils]: At program point __VERIFIER_assertENTRY(lines 459 466) the Hoare annotation is: true [2021-04-16 07:27:23,182 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)) [2021-04-16 07:27:23,182 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)) [2021-04-16 07:27:23,182 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)) [2021-04-16 07:27:23,182 INFO L194 CegarLoopUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 463) the Hoare annotation is: (= |__VERIFIER_assert_#in~Id_MCDC_103| 0) [2021-04-16 07:27:23,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.04 07:27:23 BoogieIcfgContainer [2021-04-16 07:27:23,210 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-04-16 07:27:23,211 INFO L168 Benchmark]: Toolchain (without parser) took 7759.82 ms. Allocated memory was 212.9 MB in the beginning and 459.3 MB in the end (delta: 246.4 MB). Free memory was 177.9 MB in the beginning and 288.7 MB in the end (delta: -110.8 MB). Peak memory consumption was 210.9 MB. Max. memory is 8.0 GB. [2021-04-16 07:27:23,212 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 212.9 MB. Free memory is still 195.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-04-16 07:27:23,212 INFO L168 Benchmark]: CACSL2BoogieTranslator took 411.72 ms. Allocated memory is still 212.9 MB. Free memory was 177.7 MB in the beginning and 187.9 MB in the end (delta: -10.3 MB). Peak memory consumption was 10.8 MB. Max. memory is 8.0 GB. [2021-04-16 07:27:23,213 INFO L168 Benchmark]: Boogie Preprocessor took 77.87 ms. Allocated memory is still 212.9 MB. Free memory was 187.9 MB in the beginning and 184.5 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-04-16 07:27:23,217 INFO L168 Benchmark]: RCFGBuilder took 870.12 ms. Allocated memory is still 212.9 MB. Free memory was 184.1 MB in the beginning and 167.9 MB in the end (delta: 16.2 MB). Peak memory consumption was 41.4 MB. Max. memory is 8.0 GB. [2021-04-16 07:27:23,217 INFO L168 Benchmark]: TraceAbstraction took 6391.47 ms. Allocated memory was 212.9 MB in the beginning and 459.3 MB in the end (delta: 246.4 MB). Free memory was 167.4 MB in the beginning and 288.7 MB in the end (delta: -121.3 MB). Peak memory consumption was 199.6 MB. Max. memory is 8.0 GB. [2021-04-16 07:27:23,222 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 212.9 MB. Free memory is still 195.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 411.72 ms. Allocated memory is still 212.9 MB. Free memory was 177.7 MB in the beginning and 187.9 MB in the end (delta: -10.3 MB). Peak memory consumption was 10.8 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 77.87 ms. Allocated memory is still 212.9 MB. Free memory was 187.9 MB in the beginning and 184.5 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 870.12 ms. Allocated memory is still 212.9 MB. Free memory was 184.1 MB in the beginning and 167.9 MB in the end (delta: 16.2 MB). Peak memory consumption was 41.4 MB. Max. memory is 8.0 GB. * TraceAbstraction took 6391.47 ms. Allocated memory was 212.9 MB in the beginning and 459.3 MB in the end (delta: 246.4 MB). Free memory was 167.4 MB in the beginning and 288.7 MB in the end (delta: -121.3 MB). Peak memory consumption was 199.6 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: 3234.2ms, OverallIterations: 2, TraceHistogramMax: 2, EmptinessCheckTime: 15.6ms, AutomataDifference: 2045.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 3073.5ms, InitialAbstractionConstructionTime: 10.1ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 275 SDtfs, 407 SDslu, 223 SDs, 0 SdLazy, 519 SolverSat, 87 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 843.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1171.4ms 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: 50.9ms AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 129 LocationsWithAnnotation, 455 PreInvPairs, 572 NumberOfFragments, 403 HoareAnnotationTreeSize, 455 FomulaSimplifications, 138 FormulaSimplificationTreeSizeReduction, 1208.9ms HoareSimplificationTime, 129 FomulaSimplificationsInter, 11309 FormulaSimplificationTreeSizeReductionInter, 1758.2ms 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...