/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_1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-b030c9e [2022-03-20 08:38:52,891 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-20 08:38:52,892 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-20 08:38:52,949 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-20 08:38:52,949 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-20 08:38:52,950 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-20 08:38:52,954 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-20 08:38:52,959 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-20 08:38:52,961 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-20 08:38:52,963 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-20 08:38:52,964 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-20 08:38:52,965 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-20 08:38:52,965 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-20 08:38:52,966 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-20 08:38:52,966 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-20 08:38:52,967 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-20 08:38:52,968 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-20 08:38:52,968 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-20 08:38:52,970 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-20 08:38:52,976 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-20 08:38:52,979 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-03-20 08:38:52,980 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-20 08:38:52,982 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-20 08:38:52,985 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-20 08:38:52,986 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-20 08:38:52,991 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-20 08:38:52,997 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-20 08:38:52,998 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-20 08:38:53,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-20 08:38:53,000 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/loopacceleration/qvasr/qvasr_64.epf [2022-03-20 08:38:53,027 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-20 08:38:53,028 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-20 08:38:53,030 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-20 08:38:53,030 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-20 08:38:53,031 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-20 08:38:53,032 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-20 08:38:53,032 INFO L138 SettingsManager]: * Use SBE=true [2022-03-20 08:38:53,032 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-20 08:38:53,032 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-20 08:38:53,033 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-20 08:38:53,033 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-20 08:38:53,033 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-20 08:38:53,033 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-20 08:38:53,033 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-20 08:38:53,033 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-20 08:38:53,034 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-20 08:38:53,034 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-20 08:38:53,034 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-20 08:38:53,034 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-20 08:38:53,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-20 08:38:53,034 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-20 08:38:53,034 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-20 08:38:53,035 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-20 08:38:53,035 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-20 08:38:53,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-20 08:38:53,035 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-20 08:38:53,035 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-03-20 08:38:53,035 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-03-20 08:38:53,036 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2022-03-20 08:38:53,036 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-03-20 08:38:53,238 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-20 08:38:53,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-20 08:38:53,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-20 08:38:53,268 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-20 08:38:53,269 INFO L275 PluginConnector]: CDTParser initialized [2022-03-20 08:38:53,270 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c [2022-03-20 08:38:53,325 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3f45cce0/837d73dc600641f8b545e5367d0bf0cc/FLAG14d2821f0 [2022-03-20 08:38:53,714 INFO L306 CDTParser]: Found 1 translation units. [2022-03-20 08:38:53,714 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/ofuf_1.c [2022-03-20 08:38:53,724 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3f45cce0/837d73dc600641f8b545e5367d0bf0cc/FLAG14d2821f0 [2022-03-20 08:38:54,093 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3f45cce0/837d73dc600641f8b545e5367d0bf0cc [2022-03-20 08:38:54,095 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-20 08:38:54,096 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-20 08:38:54,097 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-20 08:38:54,097 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-20 08:38:54,099 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-20 08:38:54,100 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.03 08:38:54" (1/1) ... [2022-03-20 08:38:54,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51b90634 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 08:38:54, skipping insertion in model container [2022-03-20 08:38:54,101 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.03 08:38:54" (1/1) ... [2022-03-20 08:38:54,108 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-20 08:38:54,141 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-20 08:38:54,362 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_1.c[11890,11903] [2022-03-20 08:38:54,364 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-20 08:38:54,371 INFO L203 MainTranslator]: Completed pre-run [2022-03-20 08:38:54,424 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_1.c[11890,11903] [2022-03-20 08:38:54,424 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-20 08:38:54,439 INFO L208 MainTranslator]: Completed translation [2022-03-20 08:38:54,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 08:38:54 WrapperNode [2022-03-20 08:38:54,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-20 08:38:54,441 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-20 08:38:54,441 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-20 08:38:54,441 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-20 08:38:54,452 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 08:38:54" (1/1) ... [2022-03-20 08:38:54,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 08:38:54" (1/1) ... [2022-03-20 08:38:54,469 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 08:38:54" (1/1) ... [2022-03-20 08:38:54,469 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 08:38:54" (1/1) ... [2022-03-20 08:38:54,507 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 08:38:54" (1/1) ... [2022-03-20 08:38:54,514 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 08:38:54" (1/1) ... [2022-03-20 08:38:54,525 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 08:38:54" (1/1) ... [2022-03-20 08:38:54,530 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-20 08:38:54,531 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-20 08:38:54,531 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-20 08:38:54,531 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-20 08:38:54,535 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 08:38:54" (1/1) ... [2022-03-20 08:38:54,542 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-20 08:38:54,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-20 08:38:54,564 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) [2022-03-20 08:38:54,579 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 [2022-03-20 08:38:54,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-03-20 08:38:54,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-20 08:38:54,605 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-03-20 08:38:54,606 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-03-20 08:38:54,606 INFO L138 BoogieDeclarations]: Found implementation of procedure avoid_zero [2022-03-20 08:38:54,606 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_107 [2022-03-20 08:38:54,606 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_110 [2022-03-20 08:38:54,606 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_113 [2022-03-20 08:38:54,607 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_114 [2022-03-20 08:38:54,607 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_115 [2022-03-20 08:38:54,607 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_117 [2022-03-20 08:38:54,607 INFO L138 BoogieDeclarations]: Found implementation of procedure Id_MCDC_118 [2022-03-20 08:38:54,607 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-03-20 08:38:54,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-03-20 08:38:54,608 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-03-20 08:38:54,608 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-03-20 08:38:54,608 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-03-20 08:38:54,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-20 08:38:54,608 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-03-20 08:38:54,608 INFO L130 BoogieDeclarations]: Found specification of procedure avoid_zero [2022-03-20 08:38:54,608 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2022-03-20 08:38:54,608 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_107 [2022-03-20 08:38:54,608 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_110 [2022-03-20 08:38:54,609 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_113 [2022-03-20 08:38:54,609 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_114 [2022-03-20 08:38:54,609 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_115 [2022-03-20 08:38:54,609 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2022-03-20 08:38:54,609 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_117 [2022-03-20 08:38:54,609 INFO L130 BoogieDeclarations]: Found specification of procedure Id_MCDC_118 [2022-03-20 08:38:54,609 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2022-03-20 08:38:54,609 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-03-20 08:38:54,609 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-03-20 08:38:54,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-03-20 08:38:54,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-20 08:38:54,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-20 08:38:54,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-20 08:38:54,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-20 08:38:54,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-20 08:38:54,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-20 08:38:54,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-20 08:38:54,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-03-20 08:38:54,610 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-03-20 08:38:54,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-20 08:38:54,756 INFO L234 CfgBuilder]: Building ICFG [2022-03-20 08:38:54,758 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-20 08:38:55,201 INFO L275 CfgBuilder]: Performing block encoding [2022-03-20 08:38:55,207 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-20 08:38:55,207 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2022-03-20 08:38:55,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.03 08:38:55 BoogieIcfgContainer [2022-03-20 08:38:55,209 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-20 08:38:55,210 INFO L113 PluginConnector]: ------------------------IcfgTransformer---------------------------- [2022-03-20 08:38:55,210 INFO L271 PluginConnector]: Initializing IcfgTransformer... [2022-03-20 08:38:55,215 INFO L275 PluginConnector]: IcfgTransformer initialized [2022-03-20 08:38:55,217 INFO L185 PluginConnector]: Executing the observer IcfgTransformationObserver from plugin IcfgTransformer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.03 08:38:55" (1/1) ... [2022-03-20 08:38:55,219 INFO L168 ansformationObserver]: Applying ICFG transformation LOOP_ACCELERATION_QVASR [2022-03-20 08:38:55,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 20.03 08:38:55 BasicIcfg [2022-03-20 08:38:55,271 INFO L132 PluginConnector]: ------------------------ END IcfgTransformer---------------------------- [2022-03-20 08:38:55,274 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-20 08:38:55,274 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-20 08:38:55,277 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-20 08:38:55,277 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.03 08:38:54" (1/4) ... [2022-03-20 08:38:55,278 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55439005 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.03 08:38:55, skipping insertion in model container [2022-03-20 08:38:55,279 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.03 08:38:54" (2/4) ... [2022-03-20 08:38:55,279 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55439005 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.03 08:38:55, skipping insertion in model container [2022-03-20 08:38:55,279 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.03 08:38:55" (3/4) ... [2022-03-20 08:38:55,279 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55439005 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.03 08:38:55, skipping insertion in model container [2022-03-20 08:38:55,280 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.icfgtransformation CFG 20.03 08:38:55" (4/4) ... [2022-03-20 08:38:55,282 INFO L111 eAbstractionObserver]: Analyzing ICFG ofuf_1.cqvasr [2022-03-20 08:38:55,287 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-20 08:38:55,287 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-03-20 08:38:55,342 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-20 08:38:55,356 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 [2022-03-20 08:38:55,356 INFO L341 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-03-20 08:38:55,377 INFO L276 IsEmpty]: Start isEmpty. Operand has 127 states, 98 states have (on average 1.5408163265306123) internal successors, (151), 100 states have internal predecessors, (151), 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) [2022-03-20 08:38:55,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-03-20 08:38:55,384 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 08:38:55,384 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] [2022-03-20 08:38:55,384 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 08:38:55,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 08:38:55,388 INFO L85 PathProgramCache]: Analyzing trace with hash -1019923025, now seen corresponding path program 1 times [2022-03-20 08:38:55,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 08:38:55,395 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726615803] [2022-03-20 08:38:55,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 08:38:55,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 08:38:55,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 08:38:55,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 08:38:55,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 08:38:55,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-03-20 08:38:55,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 08:38:55,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-03-20 08:38:55,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 08:38:55,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 08:38:55,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 08:38:55,745 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726615803] [2022-03-20 08:38:55,746 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1726615803] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 08:38:55,746 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 08:38:55,746 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-03-20 08:38:55,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448911873] [2022-03-20 08:38:55,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 08:38:55,753 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-20 08:38:55,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 08:38:55,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-20 08:38:55,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-03-20 08:38:55,784 INFO L87 Difference]: Start difference. First operand has 127 states, 98 states have (on average 1.5408163265306123) internal successors, (151), 100 states have internal predecessors, (151), 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 6.5) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-03-20 08:38:56,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 08:38:56,224 INFO L93 Difference]: Finished difference Result 241 states and 361 transitions. [2022-03-20 08:38:56,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-20 08:38:56,227 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 38 [2022-03-20 08:38:56,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 08:38:56,234 INFO L225 Difference]: With dead ends: 241 [2022-03-20 08:38:56,234 INFO L226 Difference]: Without dead ends: 118 [2022-03-20 08:38:56,238 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-03-20 08:38:56,241 INFO L913 BasicCegarLoop]: 132 mSDtfsCounter, 236 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-20 08:38:56,241 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [243 Valid, 137 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-20 08:38:56,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2022-03-20 08:38:56,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2022-03-20 08:38:56,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 93 states have (on average 1.4623655913978495) internal successors, (136), 94 states have internal predecessors, (136), 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) [2022-03-20 08:38:56,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 164 transitions. [2022-03-20 08:38:56,285 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 164 transitions. Word has length 38 [2022-03-20 08:38:56,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 08:38:56,285 INFO L478 AbstractCegarLoop]: Abstraction has 118 states and 164 transitions. [2022-03-20 08:38:56,285 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.5) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-03-20 08:38:56,286 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 164 transitions. [2022-03-20 08:38:56,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-03-20 08:38:56,288 INFO L491 BasicCegarLoop]: Found error trace [2022-03-20 08:38:56,288 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] [2022-03-20 08:38:56,288 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-20 08:38:56,288 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-03-20 08:38:56,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-20 08:38:56,289 INFO L85 PathProgramCache]: Analyzing trace with hash 1240866738, now seen corresponding path program 1 times [2022-03-20 08:38:56,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-20 08:38:56,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454294191] [2022-03-20 08:38:56,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-20 08:38:56,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-20 08:38:56,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 08:38:56,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-03-20 08:38:56,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 08:38:56,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-03-20 08:38:56,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 08:38:56,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-03-20 08:38:56,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-20 08:38:56,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-20 08:38:56,523 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-20 08:38:56,523 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454294191] [2022-03-20 08:38:56,524 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [454294191] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-20 08:38:56,524 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-20 08:38:56,524 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-03-20 08:38:56,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677325400] [2022-03-20 08:38:56,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-20 08:38:56,526 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-20 08:38:56,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-20 08:38:56,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-20 08:38:56,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-03-20 08:38:56,528 INFO L87 Difference]: Start difference. First operand 118 states and 164 transitions. Second operand has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-03-20 08:38:57,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-20 08:38:57,186 INFO L93 Difference]: Finished difference Result 118 states and 164 transitions. [2022-03-20 08:38:57,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-20 08:38:57,186 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 38 [2022-03-20 08:38:57,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-20 08:38:57,187 INFO L225 Difference]: With dead ends: 118 [2022-03-20 08:38:57,187 INFO L226 Difference]: Without dead ends: 0 [2022-03-20 08:38:57,188 INFO L912 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-03-20 08:38:57,189 INFO L913 BasicCegarLoop]: 119 mSDtfsCounter, 233 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 401 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 444 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-20 08:38:57,190 INFO L914 BasicCegarLoop]: SdHoareTripleChecker [239 Valid, 123 Invalid, 444 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 401 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-20 08:38:57,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-03-20 08:38:57,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-03-20 08:38:57,191 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) [2022-03-20 08:38:57,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-03-20 08:38:57,191 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 38 [2022-03-20 08:38:57,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-20 08:38:57,191 INFO L478 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-03-20 08:38:57,191 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 3 states have internal predecessors, (26), 1 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-03-20 08:38:57,192 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-03-20 08:38:57,192 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-03-20 08:38:57,194 INFO L788 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-03-20 08:38:57,194 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-20 08:38:57,196 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-03-20 08:38:57,367 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_113ENTRY(lines 305 324) the Hoare annotation is: true [2022-03-20 08:38:57,367 INFO L882 garLoopResultBuilder]: For program point L309(lines 309 312) no Hoare annotation was computed. [2022-03-20 08:38:57,367 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_113FINAL(lines 305 324) no Hoare annotation was computed. [2022-03-20 08:38:57,368 INFO L882 garLoopResultBuilder]: For program point L313(lines 313 320) no Hoare annotation was computed. [2022-03-20 08:38:57,368 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_113EXIT(lines 305 324) no Hoare annotation was computed. [2022-03-20 08:38:57,368 INFO L885 garLoopResultBuilder]: At program point L315(line 315) the Hoare annotation is: true [2022-03-20 08:38:57,368 INFO L882 garLoopResultBuilder]: For program point L313-2(lines 313 320) no Hoare annotation was computed. [2022-03-20 08:38:57,368 INFO L882 garLoopResultBuilder]: For program point L315-1(line 315) no Hoare annotation was computed. [2022-03-20 08:38:57,368 INFO L885 garLoopResultBuilder]: At program point L321(line 321) the Hoare annotation is: true [2022-03-20 08:38:57,368 INFO L882 garLoopResultBuilder]: For program point L321-1(line 321) no Hoare annotation was computed. [2022-03-20 08:38:57,368 INFO L885 garLoopResultBuilder]: At program point L322(line 322) the Hoare annotation is: true [2022-03-20 08:38:57,369 INFO L882 garLoopResultBuilder]: For program point L322-1(line 322) no Hoare annotation was computed. [2022-03-20 08:38:57,369 INFO L878 garLoopResultBuilder]: At program point Id_MCDC_115ENTRY(lines 356 424) 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|)) [2022-03-20 08:38:57,369 INFO L885 garLoopResultBuilder]: At program point L377-3(lines 377 380) the Hoare annotation is: true [2022-03-20 08:38:57,369 INFO L882 garLoopResultBuilder]: For program point L377-4(lines 357 424) no Hoare annotation was computed. [2022-03-20 08:38:57,369 INFO L882 garLoopResultBuilder]: For program point L377-2(lines 377 380) no Hoare annotation was computed. [2022-03-20 08:38:57,369 INFO L885 garLoopResultBuilder]: At program point L383-3(lines 383 421) the Hoare annotation is: true [2022-03-20 08:38:57,369 INFO L882 garLoopResultBuilder]: For program point L381(lines 381 422) no Hoare annotation was computed. [2022-03-20 08:38:57,369 INFO L885 garLoopResultBuilder]: At program point L386(line 386) the Hoare annotation is: true [2022-03-20 08:38:57,370 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_115FINAL(lines 356 424) no Hoare annotation was computed. [2022-03-20 08:38:57,370 INFO L882 garLoopResultBuilder]: For program point L386-1(lines 386 389) no Hoare annotation was computed. [2022-03-20 08:38:57,370 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_115EXIT(lines 356 424) no Hoare annotation was computed. [2022-03-20 08:38:57,370 INFO L885 garLoopResultBuilder]: At program point L390(line 390) the Hoare annotation is: true [2022-03-20 08:38:57,370 INFO L882 garLoopResultBuilder]: For program point L390-1(lines 390 393) no Hoare annotation was computed. [2022-03-20 08:38:57,370 INFO L885 garLoopResultBuilder]: At program point L396(line 396) the Hoare annotation is: true [2022-03-20 08:38:57,370 INFO L882 garLoopResultBuilder]: For program point L396-1(lines 396 399) no Hoare annotation was computed. [2022-03-20 08:38:57,370 INFO L882 garLoopResultBuilder]: For program point L403-1(lines 403 406) no Hoare annotation was computed. [2022-03-20 08:38:57,371 INFO L885 garLoopResultBuilder]: At program point L401-3(lines 401 418) the Hoare annotation is: true [2022-03-20 08:38:57,371 INFO L885 garLoopResultBuilder]: At program point L413(line 413) the Hoare annotation is: true [2022-03-20 08:38:57,371 INFO L882 garLoopResultBuilder]: For program point L401-4(lines 401 418) no Hoare annotation was computed. [2022-03-20 08:38:57,371 INFO L885 garLoopResultBuilder]: At program point L403(line 403) the Hoare annotation is: true [2022-03-20 08:38:57,371 INFO L882 garLoopResultBuilder]: For program point L413-1(line 413) no Hoare annotation was computed. [2022-03-20 08:38:57,371 INFO L882 garLoopResultBuilder]: For program point L383-2(lines 383 421) no Hoare annotation was computed. [2022-03-20 08:38:57,371 INFO L882 garLoopResultBuilder]: For program point L414(lines 414 417) no Hoare annotation was computed. [2022-03-20 08:38:57,371 INFO L882 garLoopResultBuilder]: For program point L401-2(lines 401 418) no Hoare annotation was computed. [2022-03-20 08:38:57,372 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_114ENTRY(lines 325 355) the Hoare annotation is: true [2022-03-20 08:38:57,372 INFO L882 garLoopResultBuilder]: For program point L329(lines 329 332) no Hoare annotation was computed. [2022-03-20 08:38:57,372 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_114FINAL(lines 325 355) no Hoare annotation was computed. [2022-03-20 08:38:57,372 INFO L885 garLoopResultBuilder]: At program point L333-3(lines 333 340) the Hoare annotation is: true [2022-03-20 08:38:57,372 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_114EXIT(lines 325 355) no Hoare annotation was computed. [2022-03-20 08:38:57,372 INFO L882 garLoopResultBuilder]: For program point L333-4(lines 333 340) no Hoare annotation was computed. [2022-03-20 08:38:57,372 INFO L882 garLoopResultBuilder]: For program point L333-1(lines 333 340) no Hoare annotation was computed. [2022-03-20 08:38:57,372 INFO L882 garLoopResultBuilder]: For program point L341(line 341) no Hoare annotation was computed. [2022-03-20 08:38:57,373 INFO L882 garLoopResultBuilder]: For program point L336(lines 336 339) no Hoare annotation was computed. [2022-03-20 08:38:57,373 INFO L882 garLoopResultBuilder]: For program point L341-2(line 341) no Hoare annotation was computed. [2022-03-20 08:38:57,373 INFO L882 garLoopResultBuilder]: For program point L341-3(line 341) no Hoare annotation was computed. [2022-03-20 08:38:57,373 INFO L882 garLoopResultBuilder]: For program point L341-5(lines 341 353) no Hoare annotation was computed. [2022-03-20 08:38:57,373 INFO L882 garLoopResultBuilder]: For program point L343(lines 343 348) no Hoare annotation was computed. [2022-03-20 08:38:57,373 INFO L882 garLoopResultBuilder]: For program point L343-1(lines 341 353) no Hoare annotation was computed. [2022-03-20 08:38:57,373 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_110ENTRY(lines 274 304) the Hoare annotation is: true [2022-03-20 08:38:57,373 INFO L882 garLoopResultBuilder]: For program point L280(lines 280 294) no Hoare annotation was computed. [2022-03-20 08:38:57,373 INFO L882 garLoopResultBuilder]: For program point L295-1(lines 275 304) no Hoare annotation was computed. [2022-03-20 08:38:57,374 INFO L882 garLoopResultBuilder]: For program point L286(lines 286 294) no Hoare annotation was computed. [2022-03-20 08:38:57,374 INFO L882 garLoopResultBuilder]: For program point L295-2(lines 295 302) no Hoare annotation was computed. [2022-03-20 08:38:57,374 INFO L885 garLoopResultBuilder]: At program point L297(line 297) the Hoare annotation is: true [2022-03-20 08:38:57,374 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_110FINAL(lines 274 304) no Hoare annotation was computed. [2022-03-20 08:38:57,374 INFO L885 garLoopResultBuilder]: At program point L297-1(line 297) the Hoare annotation is: true [2022-03-20 08:38:57,374 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_110EXIT(lines 274 304) no Hoare annotation was computed. [2022-03-20 08:38:57,374 INFO L882 garLoopResultBuilder]: For program point L298(line 298) no Hoare annotation was computed. [2022-03-20 08:38:57,374 INFO L878 garLoopResultBuilder]: At program point mainENTRY(lines 452 484) 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(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= |old(#valid)| |#valid|)) [2022-03-20 08:38:57,375 INFO L882 garLoopResultBuilder]: For program point L478(lines 478 481) no Hoare annotation was computed. [2022-03-20 08:38:57,375 INFO L882 garLoopResultBuilder]: For program point mainFINAL(lines 452 484) no Hoare annotation was computed. [2022-03-20 08:38:57,375 INFO L878 garLoopResultBuilder]: At program point L483(line 483) 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(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= |old(#valid)| |#valid|)) [2022-03-20 08:38:57,375 INFO L882 garLoopResultBuilder]: For program point mainEXIT(lines 452 484) no Hoare annotation was computed. [2022-03-20 08:38:57,375 INFO L878 garLoopResultBuilder]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(~#Id_MCDC_130~0.base)| |~#Id_MCDC_130~0.base|) (= |old(~Id_MCDC_128~0.offset)| ~Id_MCDC_128~0.offset) (= |old(~Id_MCDC_123~0)| ~Id_MCDC_123~0) (= |old(~Id_MCDC_126~0.offset)| ~Id_MCDC_126~0.offset) (= |~#Id_MCDC_130~0.offset| |old(~#Id_MCDC_130~0.offset)|) (= |old(~Id_MCDC_124~0)| ~Id_MCDC_124~0) (= ~Id_MCDC_125~0.base |old(~Id_MCDC_125~0.base)|) (= ~Id_MCDC_128~0.base |old(~Id_MCDC_128~0.base)|) (= |~#Id_MCDC_131~0.base| |old(~#Id_MCDC_131~0.base)|) (= ~Id_MCDC_129~0.offset |old(~Id_MCDC_129~0.offset)|) (= |~#Id_MCDC_131~0.offset| |old(~#Id_MCDC_131~0.offset)|) (= |old(~Id_MCDC_125~0.offset)| ~Id_MCDC_125~0.offset) (= |old(~Id_MCDC_127~0.base)| ~Id_MCDC_127~0.base) (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= ~Id_MCDC_127~0.offset |old(~Id_MCDC_127~0.offset)|) (= |old(~Id_MCDC_129~0.base)| ~Id_MCDC_129~0.base) (= |old(~Id_MCDC_126~0.base)| ~Id_MCDC_126~0.base) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(~Id_MCDC_122~0)| ~Id_MCDC_122~0) (= |old(#NULL.base)| |#NULL.base|)) [2022-03-20 08:38:57,375 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2022-03-20 08:38:57,375 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2022-03-20 08:38:57,376 INFO L885 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-03-20 08:38:57,376 INFO L885 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-03-20 08:38:57,376 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-03-20 08:38:57,376 INFO L882 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-03-20 08:38:57,376 INFO L885 garLoopResultBuilder]: At program point avoid_zeroENTRY(lines 9 15) the Hoare annotation is: true [2022-03-20 08:38:57,376 INFO L882 garLoopResultBuilder]: For program point L11(lines 11 14) no Hoare annotation was computed. [2022-03-20 08:38:57,376 INFO L882 garLoopResultBuilder]: For program point L11-2(lines 9 15) no Hoare annotation was computed. [2022-03-20 08:38:57,376 INFO L882 garLoopResultBuilder]: For program point avoid_zeroEXIT(lines 9 15) no Hoare annotation was computed. [2022-03-20 08:38:57,376 INFO L885 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 485 492) the Hoare annotation is: true [2022-03-20 08:38:57,377 INFO L882 garLoopResultBuilder]: For program point L487(lines 487 490) no Hoare annotation was computed. [2022-03-20 08:38:57,377 INFO L882 garLoopResultBuilder]: For program point L489(line 489) no Hoare annotation was computed. [2022-03-20 08:38:57,377 INFO L882 garLoopResultBuilder]: For program point L487-2(lines 485 492) no Hoare annotation was computed. [2022-03-20 08:38:57,377 INFO L882 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 489) no Hoare annotation was computed. [2022-03-20 08:38:57,377 INFO L882 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 485 492) no Hoare annotation was computed. [2022-03-20 08:38:57,377 INFO L878 garLoopResultBuilder]: At program point Id_MCDC_117ENTRY(lines 425 444) 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(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= |old(#valid)| |#valid|)) [2022-03-20 08:38:57,377 INFO L878 garLoopResultBuilder]: At program point L430(line 430) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-03-20 08:38:57,378 INFO L882 garLoopResultBuilder]: For program point L430-1(line 430) no Hoare annotation was computed. [2022-03-20 08:38:57,378 INFO L878 garLoopResultBuilder]: At program point L431-3(lines 431 441) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-03-20 08:38:57,378 INFO L878 garLoopResultBuilder]: At program point L431-4(lines 431 441) the Hoare annotation is: (= |old(~Id_MCDC_132~0)| ~Id_MCDC_132~0) [2022-03-20 08:38:57,378 INFO L882 garLoopResultBuilder]: For program point L433(line 433) no Hoare annotation was computed. [2022-03-20 08:38:57,378 INFO L882 garLoopResultBuilder]: For program point L442(line 442) no Hoare annotation was computed. [2022-03-20 08:38:57,378 INFO L882 garLoopResultBuilder]: For program point L433-2(lines 433 440) no Hoare annotation was computed. [2022-03-20 08:38:57,378 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_117FINAL(lines 425 444) no Hoare annotation was computed. [2022-03-20 08:38:57,378 INFO L882 garLoopResultBuilder]: For program point L431-2(lines 431 441) no Hoare annotation was computed. [2022-03-20 08:38:57,378 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_117EXIT(lines 425 444) no Hoare annotation was computed. [2022-03-20 08:38:57,379 INFO L885 garLoopResultBuilder]: At program point Id_MCDC_107ENTRY(lines 218 273) the Hoare annotation is: true [2022-03-20 08:38:57,379 INFO L882 garLoopResultBuilder]: For program point L223(lines 223 226) no Hoare annotation was computed. [2022-03-20 08:38:57,379 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_107FINAL(lines 218 273) no Hoare annotation was computed. [2022-03-20 08:38:57,379 INFO L882 garLoopResultBuilder]: For program point L227(lines 227 233) no Hoare annotation was computed. [2022-03-20 08:38:57,379 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_107EXIT(lines 218 273) no Hoare annotation was computed. [2022-03-20 08:38:57,379 INFO L882 garLoopResultBuilder]: For program point L229(lines 229 232) no Hoare annotation was computed. [2022-03-20 08:38:57,379 INFO L882 garLoopResultBuilder]: For program point L227-2(lines 227 233) no Hoare annotation was computed. [2022-03-20 08:38:57,379 INFO L882 garLoopResultBuilder]: For program point L236(line 236) no Hoare annotation was computed. [2022-03-20 08:38:57,379 INFO L882 garLoopResultBuilder]: For program point L236-2(line 236) no Hoare annotation was computed. [2022-03-20 08:38:57,380 INFO L882 garLoopResultBuilder]: For program point L237(line 237) no Hoare annotation was computed. [2022-03-20 08:38:57,380 INFO L885 garLoopResultBuilder]: At program point L234(lines 234 250) the Hoare annotation is: true [2022-03-20 08:38:57,380 INFO L882 garLoopResultBuilder]: For program point L239(line 239) no Hoare annotation was computed. [2022-03-20 08:38:57,380 INFO L885 garLoopResultBuilder]: At program point L251-3(lines 251 258) the Hoare annotation is: true [2022-03-20 08:38:57,380 INFO L882 garLoopResultBuilder]: For program point L239-2(line 239) no Hoare annotation was computed. [2022-03-20 08:38:57,380 INFO L882 garLoopResultBuilder]: For program point L251-4(lines 251 258) no Hoare annotation was computed. [2022-03-20 08:38:57,380 INFO L882 garLoopResultBuilder]: For program point L251-1(lines 251 258) no Hoare annotation was computed. [2022-03-20 08:38:57,380 INFO L882 garLoopResultBuilder]: For program point L240(line 240) no Hoare annotation was computed. [2022-03-20 08:38:57,380 INFO L882 garLoopResultBuilder]: For program point L259(line 259) no Hoare annotation was computed. [2022-03-20 08:38:57,380 INFO L882 garLoopResultBuilder]: For program point L254(lines 254 257) no Hoare annotation was computed. [2022-03-20 08:38:57,381 INFO L882 garLoopResultBuilder]: For program point L242(line 242) no Hoare annotation was computed. [2022-03-20 08:38:57,381 INFO L882 garLoopResultBuilder]: For program point L259-2(line 259) no Hoare annotation was computed. [2022-03-20 08:38:57,381 INFO L882 garLoopResultBuilder]: For program point L242-2(line 242) no Hoare annotation was computed. [2022-03-20 08:38:57,381 INFO L882 garLoopResultBuilder]: For program point L259-3(line 259) no Hoare annotation was computed. [2022-03-20 08:38:57,381 INFO L882 garLoopResultBuilder]: For program point L243(line 243) no Hoare annotation was computed. [2022-03-20 08:38:57,381 INFO L882 garLoopResultBuilder]: For program point L259-5(lines 259 271) no Hoare annotation was computed. [2022-03-20 08:38:57,381 INFO L882 garLoopResultBuilder]: For program point L245(line 245) no Hoare annotation was computed. [2022-03-20 08:38:57,381 INFO L882 garLoopResultBuilder]: For program point L261(lines 261 266) no Hoare annotation was computed. [2022-03-20 08:38:57,381 INFO L882 garLoopResultBuilder]: For program point L245-2(line 245) no Hoare annotation was computed. [2022-03-20 08:38:57,381 INFO L882 garLoopResultBuilder]: For program point L261-1(lines 259 271) no Hoare annotation was computed. [2022-03-20 08:38:57,381 INFO L882 garLoopResultBuilder]: For program point L246(line 246) no Hoare annotation was computed. [2022-03-20 08:38:57,382 INFO L882 garLoopResultBuilder]: For program point L248(line 248) no Hoare annotation was computed. [2022-03-20 08:38:57,382 INFO L878 garLoopResultBuilder]: At program point Id_MCDC_118ENTRY(lines 445 451) 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(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= |old(#valid)| |#valid|)) [2022-03-20 08:38:57,382 INFO L878 garLoopResultBuilder]: At program point L449(line 449) 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(~Id_MCDC_132~0)| ~Id_MCDC_132~0) (= |old(#valid)| |#valid|)) [2022-03-20 08:38:57,382 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_118FINAL(lines 445 451) no Hoare annotation was computed. [2022-03-20 08:38:57,382 INFO L882 garLoopResultBuilder]: For program point Id_MCDC_118EXIT(lines 445 451) no Hoare annotation was computed. [2022-03-20 08:38:57,385 INFO L719 BasicCegarLoop]: Path program histogram: [1, 1] [2022-03-20 08:38:57,386 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-20 08:38:57,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.03 08:38:57 BasicIcfg [2022-03-20 08:38:57,397 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-20 08:38:57,398 INFO L158 Benchmark]: Toolchain (without parser) took 3302.04ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 124.0MB in the beginning and 125.6MB in the end (delta: -1.7MB). Peak memory consumption was 35.1MB. Max. memory is 8.0GB. [2022-03-20 08:38:57,398 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 176.2MB. Free memory is still 140.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-20 08:38:57,399 INFO L158 Benchmark]: CACSL2BoogieTranslator took 343.12ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 123.8MB in the beginning and 180.9MB in the end (delta: -57.1MB). Peak memory consumption was 11.3MB. Max. memory is 8.0GB. [2022-03-20 08:38:57,399 INFO L158 Benchmark]: Boogie Preprocessor took 88.86ms. Allocated memory is still 211.8MB. Free memory was 180.9MB in the beginning and 177.2MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-20 08:38:57,400 INFO L158 Benchmark]: RCFGBuilder took 678.52ms. Allocated memory is still 211.8MB. Free memory was 177.2MB in the beginning and 146.8MB in the end (delta: 30.4MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. [2022-03-20 08:38:57,400 INFO L158 Benchmark]: IcfgTransformer took 61.32ms. Allocated memory is still 211.8MB. Free memory was 146.8MB in the beginning and 143.7MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-20 08:38:57,400 INFO L158 Benchmark]: TraceAbstraction took 2123.42ms. Allocated memory is still 211.8MB. Free memory was 143.2MB in the beginning and 125.6MB in the end (delta: 17.5MB). Peak memory consumption was 18.6MB. Max. memory is 8.0GB. [2022-03-20 08:38:57,402 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 176.2MB. Free memory is still 140.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 343.12ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 123.8MB in the beginning and 180.9MB in the end (delta: -57.1MB). Peak memory consumption was 11.3MB. Max. memory is 8.0GB. * Boogie Preprocessor took 88.86ms. Allocated memory is still 211.8MB. Free memory was 180.9MB in the beginning and 177.2MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 678.52ms. Allocated memory is still 211.8MB. Free memory was 177.2MB in the beginning and 146.8MB in the end (delta: 30.4MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. * IcfgTransformer took 61.32ms. Allocated memory is still 211.8MB. Free memory was 146.8MB in the beginning and 143.7MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * TraceAbstraction took 2123.42ms. Allocated memory is still 211.8MB. Free memory was 143.2MB in the beginning and 125.6MB in the end (delta: 17.5MB). Peak memory consumption was 18.6MB. 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: 489]: 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, 127 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 482 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 469 mSDsluCounter, 260 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 9 mSDsCounter, 86 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 500 IncrementalHoareTripleChecker+Invalid, 586 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 86 mSolverCounterUnsat, 251 mSDtfsCounter, 500 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=127occurred in iteration=0, InterpolantAutomatonStates: 12, 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, 76 PreInvPairs, 91 NumberOfFragments, 205 HoareAnnotationTreeSize, 76 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 34 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 76 NumberOfCodeBlocks, 76 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 74 ConstructedInterpolants, 0 QuantifiedInterpolants, 228 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 401]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 431]: Loop Invariant Derived loop invariant: \old(Id_MCDC_132) == Id_MCDC_132 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 251]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 383]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-03-20 08:38:57,439 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...