/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCTransformed.xml -s ../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf -i ../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-7390193 [2022-04-05 05:37:09,515 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-05 05:37:09,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-05 05:37:09,542 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-05 05:37:09,542 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-05 05:37:09,543 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-05 05:37:09,548 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-05 05:37:09,549 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-05 05:37:09,550 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-05 05:37:09,550 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-05 05:37:09,551 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-05 05:37:09,552 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-05 05:37:09,552 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-05 05:37:09,552 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-05 05:37:09,553 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-05 05:37:09,554 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-05 05:37:09,554 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-05 05:37:09,555 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-05 05:37:09,556 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-05 05:37:09,557 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-05 05:37:09,558 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-05 05:37:09,563 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-05 05:37:09,563 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-05 05:37:09,564 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-05 05:37:09,564 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-05 05:37:09,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-04-05 05:37:09,570 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-05 05:37:09,571 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-05 05:37:09,577 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-05 05:37:09,578 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf [2022-04-05 05:37:09,604 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-05 05:37:09,605 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-05 05:37:09,605 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-04-05 05:37:09,605 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-04-05 05:37:09,606 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-04-05 05:37:09,606 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-04-05 05:37:09,606 INFO L138 SettingsManager]: * Use SBE=true [2022-04-05 05:37:09,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-05 05:37:09,608 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-05 05:37:09,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-05 05:37:09,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-05 05:37:09,608 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-05 05:37:09,609 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-05 05:37:09,609 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-05 05:37:09,609 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-05 05:37:09,609 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-05 05:37:09,609 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-05 05:37:09,609 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-05 05:37:09,609 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-05 05:37:09,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-05 05:37:09,609 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-05 05:37:09,609 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-04-05 05:37:09,609 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-04-05 05:37:09,610 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-04-05 05:37:09,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-04-05 05:37:09,610 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-05 05:37:09,610 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-04-05 05:37:09,610 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-04-05 05:37:09,610 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-04-05 05:37:09,610 INFO L138 SettingsManager]: * TransformationType=LOOP_ACCELERATION_QVASR 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-04-05 05:37:09,795 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-05 05:37:09,819 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-05 05:37:09,821 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-05 05:37:09,821 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-05 05:37:09,824 INFO L275 PluginConnector]: CDTParser initialized [2022-04-05 05:37:09,825 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c [2022-04-05 05:37:09,882 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3851dbc3/5fe57f7e865940d6b1daf765c6a0cd09/FLAG1c1a5e06c [2022-04-05 05:37:10,249 INFO L306 CDTParser]: Found 1 translation units. [2022-04-05 05:37:10,250 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_5.c [2022-04-05 05:37:10,258 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3851dbc3/5fe57f7e865940d6b1daf765c6a0cd09/FLAG1c1a5e06c [2022-04-05 05:37:10,635 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3851dbc3/5fe57f7e865940d6b1daf765c6a0cd09 [2022-04-05 05:37:10,637 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-05 05:37:10,639 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-04-05 05:37:10,640 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-05 05:37:10,640 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-05 05:37:10,643 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-05 05:37:10,643 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 05:37:10" (1/1) ... [2022-04-05 05:37:10,644 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c755d75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:37:10, skipping insertion in model container [2022-04-05 05:37:10,644 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 05:37:10" (1/1) ... [2022-04-05 05:37:10,648 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-05 05:37:10,668 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-05 05:37:10,853 WARN L230 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] [2022-04-05 05:37:10,854 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-05 05:37:10,862 INFO L203 MainTranslator]: Completed pre-run [2022-04-05 05:37:10,910 WARN L230 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] [2022-04-05 05:37:10,910 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-05 05:37:10,920 INFO L208 MainTranslator]: Completed translation [2022-04-05 05:37:10,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:37:10 WrapperNode [2022-04-05 05:37:10,920 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-05 05:37:10,922 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-05 05:37:10,922 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-05 05:37:10,922 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-05 05:37:10,929 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:37:10" (1/1) ... [2022-04-05 05:37:10,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:37:10" (1/1) ... [2022-04-05 05:37:10,939 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:37:10" (1/1) ... [2022-04-05 05:37:10,939 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:37:10" (1/1) ... [2022-04-05 05:37:10,964 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:37:10" (1/1) ... [2022-04-05 05:37:10,973 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:37:10" (1/1) ... [2022-04-05 05:37:10,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:37:10" (1/1) ... [2022-04-05 05:37:10,978 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-05 05:37:10,979 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-05 05:37:10,979 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-05 05:37:10,979 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-05 05:37:10,982 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:37:10" (1/1) ... [2022-04-05 05:37:10,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-05 05:37:11,013 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-04-05 05:37:11,022 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-04-05 05:37:11,026 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-04-05 05:37:11,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-04-05 05:37:11,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-05 05:37:11,050 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-04-05 05:37:11,050 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-04-05 05:37:11,050 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2022-04-05 05:37:11,050 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_89 [2022-04-05 05:37:11,050 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_92 [2022-04-05 05:37:11,051 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_95 [2022-04-05 05:37:11,052 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_96 [2022-04-05 05:37:11,052 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_97 [2022-04-05 05:37:11,052 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_99 [2022-04-05 05:37:11,052 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_100 [2022-04-05 05:37:11,052 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-04-05 05:37:11,053 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-04-05 05:37:11,053 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-04-05 05:37:11,053 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-04-05 05:37:11,053 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-04-05 05:37:11,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-05 05:37:11,053 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-04-05 05:37:11,053 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2022-04-05 05:37:11,053 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2022-04-05 05:37:11,053 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_89 [2022-04-05 05:37:11,053 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_92 [2022-04-05 05:37:11,053 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_95 [2022-04-05 05:37:11,053 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_96 [2022-04-05 05:37:11,053 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_97 [2022-04-05 05:37:11,054 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-04-05 05:37:11,054 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_99 [2022-04-05 05:37:11,055 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_100 [2022-04-05 05:37:11,055 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2022-04-05 05:37:11,055 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-04-05 05:37:11,055 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-04-05 05:37:11,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-04-05 05:37:11,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-05 05:37:11,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-04-05 05:37:11,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-05 05:37:11,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-05 05:37:11,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-05 05:37:11,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-04-05 05:37:11,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-04-05 05:37:11,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-04-05 05:37:11,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-04-05 05:37:11,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-05 05:37:11,196 INFO L234 CfgBuilder]: Building ICFG [2022-04-05 05:37:11,197 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-05 05:37:11,439 INFO L275 CfgBuilder]: Performing block encoding [2022-04-05 05:37:11,445 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-05 05:37:11,445 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2022-04-05 05:37:11,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 05:37:11 BoogieIcfgContainer [2022-04-05 05:37:11,447 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-05 05:37:11,447 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-04-05 05:37:11,447 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-04-05 05:37:11,448 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-04-05 05:37:11,450 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 05:37:11" (1/1) ... [2022-04-05 05:37:11,451 INFO L168 ansformationObserver]: Applying ICFG transformation LOOP_ACCELERATION_QVASR [2022-04-05 05:37:11,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 05.04 05:37:11 BasicIcfg [2022-04-05 05:37:11,474 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-04-05 05:37:11,476 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-05 05:37:11,476 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-05 05:37:11,478 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-05 05:37:11,478 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 05:37:10" (1/4) ... [2022-04-05 05:37:11,478 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@80425d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 05:37:11, skipping insertion in model container [2022-04-05 05:37:11,478 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 05:37:10" (2/4) ... [2022-04-05 05:37:11,478 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@80425d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 05:37:11, skipping insertion in model container [2022-04-05 05:37:11,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 05:37:11" (3/4) ... [2022-04-05 05:37:11,479 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@80425d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 05:37:11, skipping insertion in model container [2022-04-05 05:37:11,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 05.04 05:37:11" (4/4) ... [2022-04-05 05:37:11,480 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_5.cqvasr [2022-04-05 05:37:11,482 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-04-05 05:37:11,483 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-04-05 05:37:11,510 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-04-05 05:37:11,514 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP [2022-04-05 05:37:11,514 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-04-05 05:37:11,525 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) [2022-04-05 05:37:11,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-04-05 05:37:11,531 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 05:37:11,532 INFO L499 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] [2022-04-05 05:37:11,532 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 05:37:11,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 05:37:11,535 INFO L85 PathProgramCache]: Analyzing trace with hash -1746528498, now seen corresponding path program 1 times [2022-04-05 05:37:11,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 05:37:11,541 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535010928] [2022-04-05 05:37:11,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 05:37:11,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 05:37:11,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 05:37:11,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 05:37:11,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 05:37:11,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-04-05 05:37:11,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 05:37:11,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-04-05 05:37:11,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 05:37:11,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-04-05 05:37:11,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 05:37:11,921 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-04-05 05:37:11,921 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 05:37:11,922 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535010928] [2022-04-05 05:37:11,922 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535010928] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 05:37:11,922 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 05:37:11,922 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-04-05 05:37:11,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876038297] [2022-04-05 05:37:11,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 05:37:11,926 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-04-05 05:37:11,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 05:37:11,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-04-05 05:37:11,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-04-05 05:37:11,957 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), 2 states have call successors, (4) [2022-04-05 05:37:12,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 05:37:12,297 INFO L93 Difference]: Finished difference Result 245 states and 367 transitions. [2022-04-05 05:37:12,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-04-05 05:37:12,300 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), 2 states have call successors, (4) Word has length 47 [2022-04-05 05:37:12,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 05:37:12,305 INFO L225 Difference]: With dead ends: 245 [2022-04-05 05:37:12,305 INFO L226 Difference]: Without dead ends: 120 [2022-04-05 05:37:12,308 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-04-05 05:37:12,310 INFO L913 BasicCegarLoop]: 133 mSDtfsCounter, 242 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 101 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 138 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-04-05 05:37:12,311 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [249 Valid, 138 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-04-05 05:37:12,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2022-04-05 05:37:12,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 120. [2022-04-05 05:37:12,340 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) [2022-04-05 05:37:12,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 167 transitions. [2022-04-05 05:37:12,342 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 167 transitions. Word has length 47 [2022-04-05 05:37:12,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 05:37:12,342 INFO L478 AbstractCegarLoop]: Abstraction has 120 states and 167 transitions. [2022-04-05 05:37:12,343 INFO L479 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), 2 states have call successors, (4) [2022-04-05 05:37:12,343 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2022-04-05 05:37:12,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-04-05 05:37:12,344 INFO L491 BasicCegarLoop]: Found error trace [2022-04-05 05:37:12,345 INFO L499 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] [2022-04-05 05:37:12,345 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-05 05:37:12,345 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-04-05 05:37:12,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-05 05:37:12,345 INFO L85 PathProgramCache]: Analyzing trace with hash -1478723201, now seen corresponding path program 1 times [2022-04-05 05:37:12,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-05 05:37:12,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230704675] [2022-04-05 05:37:12,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-05 05:37:12,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-05 05:37:12,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 05:37:12,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-04-05 05:37:12,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 05:37:12,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-04-05 05:37:12,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 05:37:12,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-04-05 05:37:12,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 05:37:12,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-04-05 05:37:12,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-05 05:37:12,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-05 05:37:12,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-05 05:37:12,505 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [230704675] [2022-04-05 05:37:12,505 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [230704675] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-05 05:37:12,505 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-05 05:37:12,505 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-04-05 05:37:12,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582880580] [2022-04-05 05:37:12,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-05 05:37:12,506 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-04-05 05:37:12,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-05 05:37:12,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-04-05 05:37:12,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-04-05 05:37:12,507 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) [2022-04-05 05:37:13,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-04-05 05:37:13,107 INFO L93 Difference]: Finished difference Result 148 states and 201 transitions. [2022-04-05 05:37:13,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-04-05 05:37:13,108 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 [2022-04-05 05:37:13,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-04-05 05:37:13,108 INFO L225 Difference]: With dead ends: 148 [2022-04-05 05:37:13,108 INFO L226 Difference]: Without dead ends: 0 [2022-04-05 05:37:13,109 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2022-04-05 05:37:13,110 INFO L913 BasicCegarLoop]: 119 mSDtfsCounter, 233 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 566 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 616 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-04-05 05:37:13,111 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [239 Valid, 125 Invalid, 616 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 566 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-04-05 05:37:13,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-04-05 05:37:13,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-04-05 05:37:13,113 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) [2022-04-05 05:37:13,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-04-05 05:37:13,113 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 43 [2022-04-05 05:37:13,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-04-05 05:37:13,114 INFO L478 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-04-05 05:37:13,114 INFO L479 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) [2022-04-05 05:37:13,114 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-04-05 05:37:13,114 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-04-05 05:37:13,116 INFO L788 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-04-05 05:37:13,116 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-04-05 05:37:13,117 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-04-05 05:37:13,282 INFO L878 garLoopResultBuilder]: At program point Id_MCDC_100ENTRY(lines 420 426) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-04-05 05:37:13,282 INFO L878 garLoopResultBuilder]: At program point L424(line 424) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-04-05 05:37:13,282 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_100FINAL(lines 420 426) no Hoare annotation was computed. [2022-04-05 05:37:13,282 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_100EXIT(lines 420 426) no Hoare annotation was computed. [2022-04-05 05:37:13,282 INFO L878 garLoopResultBuilder]: At program point Id_MCDC_99ENTRY(lines 400 419) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-04-05 05:37:13,283 INFO L878 garLoopResultBuilder]: At program point L405(line 405) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-04-05 05:37:13,283 INFO L882 garLoopResultBuilder]: For program point L405-1(line 405) no Hoare annotation was computed. [2022-04-05 05:37:13,283 INFO L878 garLoopResultBuilder]: At program point L406-3(lines 406 416) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-04-05 05:37:13,283 INFO L878 garLoopResultBuilder]: At program point L406-4(lines 406 416) the Hoare annotation is: (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) [2022-04-05 05:37:13,283 INFO L882 garLoopResultBuilder]: For program point L408(line 408) no Hoare annotation was computed. [2022-04-05 05:37:13,283 INFO L882 garLoopResultBuilder]: For program point L417(line 417) no Hoare annotation was computed. [2022-04-05 05:37:13,283 INFO L882 garLoopResultBuilder]: For program point L408-2(lines 408 415) no Hoare annotation was computed. [2022-04-05 05:37:13,283 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_99FINAL(lines 400 419) no Hoare annotation was computed. [2022-04-05 05:37:13,283 INFO L882 garLoopResultBuilder]: For program point L406-2(lines 406 416) no Hoare annotation was computed. [2022-04-05 05:37:13,283 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_99EXIT(lines 400 419) no Hoare annotation was computed. [2022-04-05 05:37:13,283 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_89ENTRY(lines 193 248) the Hoare annotation is: true [2022-04-05 05:37:13,284 INFO L882 garLoopResultBuilder]: For program point L198(lines 198 201) no Hoare annotation was computed. [2022-04-05 05:37:13,284 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_89FINAL(lines 193 248) no Hoare annotation was computed. [2022-04-05 05:37:13,284 INFO L882 garLoopResultBuilder]: For program point L202(lines 202 208) no Hoare annotation was computed. [2022-04-05 05:37:13,284 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_89EXIT(lines 193 248) no Hoare annotation was computed. [2022-04-05 05:37:13,284 INFO L882 garLoopResultBuilder]: For program point L204(lines 204 207) no Hoare annotation was computed. [2022-04-05 05:37:13,284 INFO L882 garLoopResultBuilder]: For program point L202-2(lines 202 208) no Hoare annotation was computed. [2022-04-05 05:37:13,284 INFO L882 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-04-05 05:37:13,284 INFO L882 garLoopResultBuilder]: For program point L211-2(line 211) no Hoare annotation was computed. [2022-04-05 05:37:13,284 INFO L882 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2022-04-05 05:37:13,284 INFO L885 garLoopResultBuilder]: At program point L209(lines 209 225) the Hoare annotation is: true [2022-04-05 05:37:13,285 INFO L882 garLoopResultBuilder]: For program point L214(line 214) no Hoare annotation was computed. [2022-04-05 05:37:13,285 INFO L885 garLoopResultBuilder]: At program point L226-3(lines 226 233) the Hoare annotation is: true [2022-04-05 05:37:13,285 INFO L882 garLoopResultBuilder]: For program point L214-2(line 214) no Hoare annotation was computed. [2022-04-05 05:37:13,285 INFO L882 garLoopResultBuilder]: For program point L226-4(lines 226 233) no Hoare annotation was computed. [2022-04-05 05:37:13,285 INFO L882 garLoopResultBuilder]: For program point L226-1(lines 226 233) no Hoare annotation was computed. [2022-04-05 05:37:13,285 INFO L882 garLoopResultBuilder]: For program point L215(line 215) no Hoare annotation was computed. [2022-04-05 05:37:13,285 INFO L882 garLoopResultBuilder]: For program point L234(line 234) no Hoare annotation was computed. [2022-04-05 05:37:13,285 INFO L882 garLoopResultBuilder]: For program point L229(lines 229 232) no Hoare annotation was computed. [2022-04-05 05:37:13,285 INFO L882 garLoopResultBuilder]: For program point L217(line 217) no Hoare annotation was computed. [2022-04-05 05:37:13,285 INFO L882 garLoopResultBuilder]: For program point L234-2(line 234) no Hoare annotation was computed. [2022-04-05 05:37:13,285 INFO L882 garLoopResultBuilder]: For program point L217-2(line 217) no Hoare annotation was computed. [2022-04-05 05:37:13,285 INFO L882 garLoopResultBuilder]: For program point L234-3(line 234) no Hoare annotation was computed. [2022-04-05 05:37:13,286 INFO L882 garLoopResultBuilder]: For program point L218(line 218) no Hoare annotation was computed. [2022-04-05 05:37:13,286 INFO L882 garLoopResultBuilder]: For program point L234-5(lines 234 246) no Hoare annotation was computed. [2022-04-05 05:37:13,286 INFO L882 garLoopResultBuilder]: For program point L220(line 220) no Hoare annotation was computed. [2022-04-05 05:37:13,286 INFO L882 garLoopResultBuilder]: For program point L236(lines 236 241) no Hoare annotation was computed. [2022-04-05 05:37:13,286 INFO L882 garLoopResultBuilder]: For program point L220-2(line 220) no Hoare annotation was computed. [2022-04-05 05:37:13,286 INFO L882 garLoopResultBuilder]: For program point L236-1(lines 234 246) no Hoare annotation was computed. [2022-04-05 05:37:13,286 INFO L882 garLoopResultBuilder]: For program point L221(line 221) no Hoare annotation was computed. [2022-04-05 05:37:13,286 INFO L882 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-04-05 05:37:13,286 INFO L878 garLoopResultBuilder]: At program point Id_MCDC_97ENTRY(lines 331 399) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-04-05 05:37:13,286 INFO L885 garLoopResultBuilder]: At program point L352-3(lines 352 355) the Hoare annotation is: true [2022-04-05 05:37:13,286 INFO L882 garLoopResultBuilder]: For program point L352-4(lines 332 399) no Hoare annotation was computed. [2022-04-05 05:37:13,287 INFO L882 garLoopResultBuilder]: For program point L352-2(lines 352 355) no Hoare annotation was computed. [2022-04-05 05:37:13,287 INFO L885 garLoopResultBuilder]: At program point L358-3(lines 358 396) the Hoare annotation is: true [2022-04-05 05:37:13,287 INFO L882 garLoopResultBuilder]: For program point L356(lines 356 397) no Hoare annotation was computed. [2022-04-05 05:37:13,287 INFO L885 garLoopResultBuilder]: At program point L361(line 361) the Hoare annotation is: true [2022-04-05 05:37:13,287 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_97FINAL(lines 331 399) no Hoare annotation was computed. [2022-04-05 05:37:13,287 INFO L882 garLoopResultBuilder]: For program point L361-1(lines 361 364) no Hoare annotation was computed. [2022-04-05 05:37:13,287 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_97EXIT(lines 331 399) no Hoare annotation was computed. [2022-04-05 05:37:13,287 INFO L885 garLoopResultBuilder]: At program point L365(line 365) the Hoare annotation is: true [2022-04-05 05:37:13,287 INFO L882 garLoopResultBuilder]: For program point L365-1(lines 365 368) no Hoare annotation was computed. [2022-04-05 05:37:13,287 INFO L885 garLoopResultBuilder]: At program point L371(line 371) the Hoare annotation is: true [2022-04-05 05:37:13,287 INFO L882 garLoopResultBuilder]: For program point L371-1(lines 371 374) no Hoare annotation was computed. [2022-04-05 05:37:13,288 INFO L882 garLoopResultBuilder]: For program point L378-1(lines 378 381) no Hoare annotation was computed. [2022-04-05 05:37:13,288 INFO L885 garLoopResultBuilder]: At program point L376-3(lines 376 393) the Hoare annotation is: true [2022-04-05 05:37:13,288 INFO L885 garLoopResultBuilder]: At program point L388(line 388) the Hoare annotation is: true [2022-04-05 05:37:13,288 INFO L882 garLoopResultBuilder]: For program point L376-4(lines 376 393) no Hoare annotation was computed. [2022-04-05 05:37:13,288 INFO L885 garLoopResultBuilder]: At program point L378(line 378) the Hoare annotation is: true [2022-04-05 05:37:13,288 INFO L882 garLoopResultBuilder]: For program point L388-1(line 388) no Hoare annotation was computed. [2022-04-05 05:37:13,288 INFO L882 garLoopResultBuilder]: For program point L358-2(lines 358 396) no Hoare annotation was computed. [2022-04-05 05:37:13,288 INFO L882 garLoopResultBuilder]: For program point L389(lines 389 392) no Hoare annotation was computed. [2022-04-05 05:37:13,288 INFO L882 garLoopResultBuilder]: For program point L376-2(lines 376 393) no Hoare annotation was computed. [2022-04-05 05:37:13,288 INFO L878 garLoopResultBuilder]: At program point mainENTRY(lines 427 458) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-04-05 05:37:13,288 INFO L882 garLoopResultBuilder]: For program point L452(lines 452 455) no Hoare annotation was computed. [2022-04-05 05:37:13,288 INFO L882 garLoopResultBuilder]: For program point mainFINAL(lines 427 458) no Hoare annotation was computed. [2022-04-05 05:37:13,289 INFO L878 garLoopResultBuilder]: At program point L457(line 457) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) [2022-04-05 05:37:13,289 INFO L882 garLoopResultBuilder]: For program point mainEXIT(lines 427 458) no Hoare annotation was computed. [2022-04-05 05:37:13,289 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_95ENTRY(lines 280 299) the Hoare annotation is: true [2022-04-05 05:37:13,289 INFO L882 garLoopResultBuilder]: For program point L284(lines 284 287) no Hoare annotation was computed. [2022-04-05 05:37:13,289 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_95FINAL(lines 280 299) no Hoare annotation was computed. [2022-04-05 05:37:13,289 INFO L882 garLoopResultBuilder]: For program point L288(lines 288 295) no Hoare annotation was computed. [2022-04-05 05:37:13,289 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_95EXIT(lines 280 299) no Hoare annotation was computed. [2022-04-05 05:37:13,289 INFO L885 garLoopResultBuilder]: At program point L290(line 290) the Hoare annotation is: true [2022-04-05 05:37:13,289 INFO L882 garLoopResultBuilder]: For program point L288-2(lines 288 295) no Hoare annotation was computed. [2022-04-05 05:37:13,289 INFO L882 garLoopResultBuilder]: For program point L290-1(line 290) no Hoare annotation was computed. [2022-04-05 05:37:13,290 INFO L885 garLoopResultBuilder]: At program point L296(line 296) the Hoare annotation is: true [2022-04-05 05:37:13,290 INFO L882 garLoopResultBuilder]: For program point L296-1(line 296) no Hoare annotation was computed. [2022-04-05 05:37:13,290 INFO L885 garLoopResultBuilder]: At program point L297(line 297) the Hoare annotation is: true [2022-04-05 05:37:13,290 INFO L882 garLoopResultBuilder]: For program point L297-1(line 297) no Hoare annotation was computed. [2022-04-05 05:37:13,290 INFO L882 garLoopResultBuilder]: For program point L298(line 298) no Hoare annotation was computed. [2022-04-05 05:37:13,290 INFO L878 garLoopResultBuilder]: At program point L298-2(line 298) the Hoare annotation is: |Id_MCDC_95_#t~short24| [2022-04-05 05:37:13,290 INFO L882 garLoopResultBuilder]: For program point L298-3(line 298) no Hoare annotation was computed. [2022-04-05 05:37:13,290 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_96ENTRY(lines 300 330) the Hoare annotation is: true [2022-04-05 05:37:13,290 INFO L882 garLoopResultBuilder]: For program point L304(lines 304 307) no Hoare annotation was computed. [2022-04-05 05:37:13,290 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_96FINAL(lines 300 330) no Hoare annotation was computed. [2022-04-05 05:37:13,290 INFO L885 garLoopResultBuilder]: At program point L308-3(lines 308 315) the Hoare annotation is: true [2022-04-05 05:37:13,290 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_96EXIT(lines 300 330) no Hoare annotation was computed. [2022-04-05 05:37:13,291 INFO L882 garLoopResultBuilder]: For program point L308-4(lines 308 315) no Hoare annotation was computed. [2022-04-05 05:37:13,291 INFO L882 garLoopResultBuilder]: For program point L308-1(lines 308 315) no Hoare annotation was computed. [2022-04-05 05:37:13,291 INFO L882 garLoopResultBuilder]: For program point L316(line 316) no Hoare annotation was computed. [2022-04-05 05:37:13,291 INFO L882 garLoopResultBuilder]: For program point L311(lines 311 314) no Hoare annotation was computed. [2022-04-05 05:37:13,291 INFO L882 garLoopResultBuilder]: For program point L316-2(line 316) no Hoare annotation was computed. [2022-04-05 05:37:13,291 INFO L882 garLoopResultBuilder]: For program point L316-3(line 316) no Hoare annotation was computed. [2022-04-05 05:37:13,291 INFO L882 garLoopResultBuilder]: For program point L316-5(lines 316 328) no Hoare annotation was computed. [2022-04-05 05:37:13,291 INFO L882 garLoopResultBuilder]: For program point L318(lines 318 323) no Hoare annotation was computed. [2022-04-05 05:37:13,291 INFO L882 garLoopResultBuilder]: For program point L318-1(lines 316 328) no Hoare annotation was computed. [2022-04-05 05:37:13,291 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_92ENTRY(lines 249 279) the Hoare annotation is: true [2022-04-05 05:37:13,291 INFO L882 garLoopResultBuilder]: For program point L255(lines 255 269) no Hoare annotation was computed. [2022-04-05 05:37:13,291 INFO L882 garLoopResultBuilder]: For program point L270-1(lines 250 279) no Hoare annotation was computed. [2022-04-05 05:37:13,292 INFO L882 garLoopResultBuilder]: For program point L261(lines 261 269) no Hoare annotation was computed. [2022-04-05 05:37:13,292 INFO L882 garLoopResultBuilder]: For program point L270-2(lines 270 277) no Hoare annotation was computed. [2022-04-05 05:37:13,292 INFO L885 garLoopResultBuilder]: At program point L272(line 272) the Hoare annotation is: true [2022-04-05 05:37:13,292 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_92FINAL(lines 249 279) no Hoare annotation was computed. [2022-04-05 05:37:13,292 INFO L882 garLoopResultBuilder]: For program point L272-1(line 272) no Hoare annotation was computed. [2022-04-05 05:37:13,292 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_92EXIT(lines 249 279) no Hoare annotation was computed. [2022-04-05 05:37:13,292 INFO L878 garLoopResultBuilder]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~Id_MCDC_110~0.offset |old(~Id_MCDC_110~0.offset)|) (= ~Id_MCDC_109~0.offset |old(~Id_MCDC_109~0.offset)|) (= |~#Id_MCDC_112~0.base| |old(~#Id_MCDC_112~0.base)|) (= |old(~Id_MCDC_114~0)| ~Id_MCDC_114~0) (= |old(~Id_MCDC_106~0)| ~Id_MCDC_106~0) (= ~Id_MCDC_107~0.base |old(~Id_MCDC_107~0.base)|) (= |old(~#Id_MCDC_112~0.offset)| |~#Id_MCDC_112~0.offset|) (= ~Id_MCDC_108~0.base |old(~Id_MCDC_108~0.base)|) (= |old(~Id_MCDC_109~0.base)| ~Id_MCDC_109~0.base) (= |old(~#Id_MCDC_113~0.base)| |~#Id_MCDC_113~0.base|) (= |old(~#Id_MCDC_113~0.offset)| |~#Id_MCDC_113~0.offset|) (= |old(~Id_MCDC_110~0.base)| ~Id_MCDC_110~0.base) (= |old(~Id_MCDC_104~0)| ~Id_MCDC_104~0) (= |old(~Id_MCDC_108~0.offset)| ~Id_MCDC_108~0.offset) (= |old(~Id_MCDC_105~0)| ~Id_MCDC_105~0) (= ~Id_MCDC_107~0.offset |old(~Id_MCDC_107~0.offset)|) (= |old(~Id_MCDC_111~0.offset)| ~Id_MCDC_111~0.offset) (= |#NULL.offset| |old(#NULL.offset)|) (= ~Id_MCDC_111~0.base |old(~Id_MCDC_111~0.base)|) (= |old(#NULL.base)| |#NULL.base|)) [2022-04-05 05:37:13,292 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2022-04-05 05:37:13,292 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2022-04-05 05:37:13,292 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-04-05 05:37:13,292 INFO L885 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-04-05 05:37:13,292 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-04-05 05:37:13,293 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-04-05 05:37:13,293 INFO L885 garLoopResultBuilder]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2022-04-05 05:37:13,293 INFO L882 garLoopResultBuilder]: For program point L11(lines 11 14) no Hoare annotation was computed. [2022-04-05 05:37:13,293 INFO L882 garLoopResultBuilder]: For program point L11-2(lines 9 15) no Hoare annotation was computed. [2022-04-05 05:37:13,293 INFO L882 garLoopResultBuilder]: For program point avoid_zeroEXIT(lines 9 15) no Hoare annotation was computed. [2022-04-05 05:37:13,293 INFO L885 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 459 466) the Hoare annotation is: true [2022-04-05 05:37:13,293 INFO L882 garLoopResultBuilder]: For program point L461(lines 461 464) no Hoare annotation was computed. [2022-04-05 05:37:13,293 INFO L882 garLoopResultBuilder]: For program point L463(line 463) no Hoare annotation was computed. [2022-04-05 05:37:13,293 INFO L882 garLoopResultBuilder]: For program point L461-2(lines 459 466) no Hoare annotation was computed. [2022-04-05 05:37:13,293 INFO L882 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 463) no Hoare annotation was computed. [2022-04-05 05:37:13,293 INFO L882 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 459 466) no Hoare annotation was computed. [2022-04-05 05:37:13,296 INFO L719 BasicCegarLoop]: Path program histogram: [1, 1] [2022-04-05 05:37:13,296 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-04-05 05:37:13,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 05:37:13 BasicIcfg [2022-04-05 05:37:13,319 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-04-05 05:37:13,320 INFO L158 Benchmark]: Toolchain (without parser) took 2680.85ms. Allocated memory was 210.8MB in the beginning and 267.4MB in the end (delta: 56.6MB). Free memory was 157.8MB in the beginning and 212.0MB in the end (delta: -54.3MB). Peak memory consumption was 124.5MB. Max. memory is 8.0GB. [2022-04-05 05:37:13,320 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 210.8MB. Free memory was 175.1MB in the beginning and 175.0MB in the end (delta: 146.8kB). There was no memory consumed. Max. memory is 8.0GB. [2022-04-05 05:37:13,321 INFO L158 Benchmark]: CACSL2BoogieTranslator took 280.63ms. Allocated memory is still 210.8MB. Free memory was 157.6MB in the beginning and 178.9MB in the end (delta: -21.3MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. [2022-04-05 05:37:13,321 INFO L158 Benchmark]: Boogie Preprocessor took 56.09ms. Allocated memory is still 210.8MB. Free memory was 178.9MB in the beginning and 175.8MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-04-05 05:37:13,321 INFO L158 Benchmark]: RCFGBuilder took 467.66ms. Allocated memory is still 210.8MB. Free memory was 175.5MB in the beginning and 145.4MB in the end (delta: 30.2MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. [2022-04-05 05:37:13,321 INFO L158 Benchmark]: IcfgTransformer took 27.45ms. Allocated memory is still 210.8MB. Free memory was 145.4MB in the beginning and 142.2MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-04-05 05:37:13,322 INFO L158 Benchmark]: TraceAbstraction took 1843.91ms. Allocated memory was 210.8MB in the beginning and 267.4MB in the end (delta: 56.6MB). Free memory was 141.6MB in the beginning and 212.0MB in the end (delta: -70.4MB). Peak memory consumption was 107.7MB. Max. memory is 8.0GB. [2022-04-05 05:37:13,323 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 210.8MB. Free memory was 175.1MB in the beginning and 175.0MB in the end (delta: 146.8kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 280.63ms. Allocated memory is still 210.8MB. Free memory was 157.6MB in the beginning and 178.9MB in the end (delta: -21.3MB). Peak memory consumption was 10.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 56.09ms. Allocated memory is still 210.8MB. Free memory was 178.9MB in the beginning and 175.8MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 467.66ms. Allocated memory is still 210.8MB. Free memory was 175.5MB in the beginning and 145.4MB in the end (delta: 30.2MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. * IcfgTransformer took 27.45ms. Allocated memory is still 210.8MB. Free memory was 145.4MB in the beginning and 142.2MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * TraceAbstraction took 1843.91ms. Allocated memory was 210.8MB in the beginning and 267.4MB in the end (delta: 56.6MB). Free memory was 141.6MB in the beginning and 212.0MB in the end (delta: -70.4MB). Peak memory consumption was 107.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - 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 12 procedures, 129 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 488 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 475 mSDsluCounter, 263 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11 mSDsCounter, 93 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 667 IncrementalHoareTripleChecker+Invalid, 760 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 93 mSolverCounterUnsat, 252 mSDtfsCounter, 667 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 33 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=129occurred in iteration=0, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 34 LocationsWithAnnotation, 83 PreInvPairs, 99 NumberOfFragments, 205 HoareAnnotationTreeSize, 83 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 34 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 90 NumberOfCodeBlocks, 90 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 88 ConstructedInterpolants, 0 QuantifiedInterpolants, 244 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 3/3 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 376]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 358]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: \old(Id_MCDC_114) == Id_MCDC_114 - InvariantResult [Line: 352]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-04-05 05:37:13,349 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...