./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 88f19b088f98626e870666f9633d9e7e34156d2b7ba315c9b1bc3979a22f8d34 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 88f19b088f98626e870666f9633d9e7e34156d2b7ba315c9b1bc3979a22f8d34 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:07:51,574 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:07:51,577 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:07:51,637 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:07:51,641 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:07:51,646 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:07:51,651 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:07:51,657 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:07:51,660 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:07:51,669 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:07:51,671 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:07:51,673 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:07:51,674 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:07:51,678 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:07:51,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:07:51,686 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:07:51,688 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:07:51,689 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:07:51,697 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:07:51,702 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:07:51,708 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:07:51,710 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:07:51,714 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:07:51,715 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:07:51,722 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:07:51,723 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:07:51,724 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:07:51,726 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:07:51,727 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:07:51,729 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:07:51,731 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:07:51,732 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:07:51,734 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:07:51,739 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:07:51,741 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:07:51,742 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:07:51,743 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:07:51,743 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:07:51,743 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:07:51,744 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:07:51,745 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:07:51,746 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-28 23:07:51,805 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:07:51,807 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:07:51,808 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:07:51,808 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:07:51,810 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:07:51,810 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:07:51,810 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:07:51,811 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:07:51,811 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:07:51,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:07:51,813 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:07:51,813 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:07:51,813 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:07:51,814 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:07:51,814 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:07:51,814 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:07:51,814 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:07:51,815 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:07:51,815 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:07:51,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:07:51,815 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:07:51,816 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:07:51,816 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:07:51,816 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:07:51,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:07:51,817 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:07:51,817 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:07:51,817 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:07:51,817 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:07:51,820 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 88f19b088f98626e870666f9633d9e7e34156d2b7ba315c9b1bc3979a22f8d34 [2021-10-28 23:07:52,180 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:07:52,212 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:07:52,215 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:07:52,217 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:07:52,219 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:07:52,220 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-10-28 23:07:52,298 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/data/84dc6bb87/0ba0df65d5ec4f63ae48e3327b231816/FLAG28cf1580e [2021-10-28 23:07:53,008 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:07:53,008 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-10-28 23:07:53,046 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/data/84dc6bb87/0ba0df65d5ec4f63ae48e3327b231816/FLAG28cf1580e [2021-10-28 23:07:53,157 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/data/84dc6bb87/0ba0df65d5ec4f63ae48e3327b231816 [2021-10-28 23:07:53,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:07:53,162 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:07:53,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:07:53,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:07:53,180 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:07:53,181 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:07:53" (1/1) ... [2021-10-28 23:07:53,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ea03a32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:07:53, skipping insertion in model container [2021-10-28 23:07:53,186 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:07:53" (1/1) ... [2021-10-28 23:07:53,194 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:07:53,296 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:07:53,892 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i[37767,37780] [2021-10-28 23:07:53,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:07:53,934 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:07:54,057 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i[37767,37780] [2021-10-28 23:07:54,067 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:07:54,106 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:07:54,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:07:54 WrapperNode [2021-10-28 23:07:54,107 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:07:54,108 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:07:54,109 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:07:54,109 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:07:54,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:07:54" (1/1) ... [2021-10-28 23:07:54,148 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:07:54" (1/1) ... [2021-10-28 23:07:54,221 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:07:54,221 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:07:54,222 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:07:54,222 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:07:54,233 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:07:54" (1/1) ... [2021-10-28 23:07:54,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:07:54" (1/1) ... [2021-10-28 23:07:54,247 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:07:54" (1/1) ... [2021-10-28 23:07:54,247 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:07:54" (1/1) ... [2021-10-28 23:07:54,291 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:07:54" (1/1) ... [2021-10-28 23:07:54,300 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:07:54" (1/1) ... [2021-10-28 23:07:54,306 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:07:54" (1/1) ... [2021-10-28 23:07:54,318 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:07:54,319 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:07:54,319 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:07:54,320 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:07:54,323 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:07:54" (1/1) ... [2021-10-28 23:07:54,342 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:07:54,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:07:54,393 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:07:54,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:07:54,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-28 23:07:54,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:07:54,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 23:07:54,450 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-28 23:07:54,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 23:07:54,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-28 23:07:54,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 23:07:54,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:07:54,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-28 23:07:54,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:07:54,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:07:55,954 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:07:55,955 INFO L299 CfgBuilder]: Removed 202 assume(true) statements. [2021-10-28 23:07:55,959 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:07:55 BoogieIcfgContainer [2021-10-28 23:07:55,959 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:07:55,962 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:07:55,963 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:07:55,966 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:07:55,967 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:07:53" (1/3) ... [2021-10-28 23:07:55,969 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a09c358 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:07:55, skipping insertion in model container [2021-10-28 23:07:55,970 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:07:54" (2/3) ... [2021-10-28 23:07:55,970 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a09c358 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:07:55, skipping insertion in model container [2021-10-28 23:07:55,970 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:07:55" (3/3) ... [2021-10-28 23:07:55,972 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-10-28 23:07:55,979 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:07:55,979 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-28 23:07:56,061 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 23:07:56,068 INFO L339 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=PETRI_NET, 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, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 23:07:56,068 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-10-28 23:07:56,093 INFO L276 IsEmpty]: Start isEmpty. Operand has 180 states, 177 states have (on average 1.3615819209039548) internal successors, (241), 179 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:07:56,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-28 23:07:56,105 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:07:56,106 INFO L513 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] [2021-10-28 23:07:56,106 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:07:56,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:07:56,113 INFO L85 PathProgramCache]: Analyzing trace with hash -671803810, now seen corresponding path program 1 times [2021-10-28 23:07:56,124 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:07:56,124 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475577954] [2021-10-28 23:07:56,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:07:56,126 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:07:56,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:07:56,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:07:56,480 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:07:56,481 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475577954] [2021-10-28 23:07:56,482 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475577954] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:07:56,482 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:07:56,482 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:07:56,484 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266024721] [2021-10-28 23:07:56,491 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:07:56,491 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:07:56,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:07:56,508 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:07:56,511 INFO L87 Difference]: Start difference. First operand has 180 states, 177 states have (on average 1.3615819209039548) internal successors, (241), 179 states have internal predecessors, (241), 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) Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:07:56,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:07:56,608 INFO L93 Difference]: Finished difference Result 381 states and 514 transitions. [2021-10-28 23:07:56,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:07:56,610 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 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) Word has length 39 [2021-10-28 23:07:56,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:07:56,624 INFO L225 Difference]: With dead ends: 381 [2021-10-28 23:07:56,624 INFO L226 Difference]: Without dead ends: 187 [2021-10-28 23:07:56,629 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:07:56,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2021-10-28 23:07:56,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2021-10-28 23:07:56,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 185 states have (on average 1.2648648648648648) internal successors, (234), 186 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:07:56,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 234 transitions. [2021-10-28 23:07:56,692 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 234 transitions. Word has length 39 [2021-10-28 23:07:56,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:07:56,693 INFO L470 AbstractCegarLoop]: Abstraction has 187 states and 234 transitions. [2021-10-28 23:07:56,694 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:07:56,694 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 234 transitions. [2021-10-28 23:07:56,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-28 23:07:56,699 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:07:56,700 INFO L513 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:07:56,700 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 23:07:56,701 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:07:56,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:07:56,705 INFO L85 PathProgramCache]: Analyzing trace with hash -1396808430, now seen corresponding path program 1 times [2021-10-28 23:07:56,705 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:07:56,706 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725959356] [2021-10-28 23:07:56,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:07:56,707 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:07:56,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:07:57,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-28 23:07:57,164 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:07:57,165 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725959356] [2021-10-28 23:07:57,165 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [725959356] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:07:57,166 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:07:57,166 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:07:57,166 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188174445] [2021-10-28 23:07:57,169 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:07:57,170 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:07:57,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:07:57,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:07:57,172 INFO L87 Difference]: Start difference. First operand 187 states and 234 transitions. Second operand has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:07:57,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:07:57,353 INFO L93 Difference]: Finished difference Result 557 states and 709 transitions. [2021-10-28 23:07:57,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:07:57,354 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 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) Word has length 54 [2021-10-28 23:07:57,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:07:57,380 INFO L225 Difference]: With dead ends: 557 [2021-10-28 23:07:57,381 INFO L226 Difference]: Without dead ends: 373 [2021-10-28 23:07:57,383 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 23:07:57,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2021-10-28 23:07:57,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 190. [2021-10-28 23:07:57,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 188 states have (on average 1.2606382978723405) internal successors, (237), 189 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:07:57,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 237 transitions. [2021-10-28 23:07:57,405 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 237 transitions. Word has length 54 [2021-10-28 23:07:57,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:07:57,405 INFO L470 AbstractCegarLoop]: Abstraction has 190 states and 237 transitions. [2021-10-28 23:07:57,406 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.6) internal successors, (53), 5 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:07:57,406 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 237 transitions. [2021-10-28 23:07:57,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-10-28 23:07:57,409 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:07:57,410 INFO L513 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:07:57,410 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-28 23:07:57,410 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:07:57,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:07:57,411 INFO L85 PathProgramCache]: Analyzing trace with hash 1453629604, now seen corresponding path program 1 times [2021-10-28 23:07:57,411 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:07:57,412 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1003245132] [2021-10-28 23:07:57,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:07:57,412 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:07:57,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:07:57,746 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:07:57,747 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:07:57,747 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1003245132] [2021-10-28 23:07:57,748 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1003245132] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:07:57,749 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:07:57,749 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:07:57,750 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101003748] [2021-10-28 23:07:57,751 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:07:57,756 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:07:57,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:07:57,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:07:57,758 INFO L87 Difference]: Start difference. First operand 190 states and 237 transitions. Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:07:57,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:07:57,911 INFO L93 Difference]: Finished difference Result 528 states and 664 transitions. [2021-10-28 23:07:57,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 23:07:57,912 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 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) Word has length 61 [2021-10-28 23:07:57,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:07:57,915 INFO L225 Difference]: With dead ends: 528 [2021-10-28 23:07:57,916 INFO L226 Difference]: Without dead ends: 339 [2021-10-28 23:07:57,921 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:07:57,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2021-10-28 23:07:57,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 190. [2021-10-28 23:07:57,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 188 states have (on average 1.2553191489361701) internal successors, (236), 189 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:07:57,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 236 transitions. [2021-10-28 23:07:57,947 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 236 transitions. Word has length 61 [2021-10-28 23:07:57,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:07:57,951 INFO L470 AbstractCegarLoop]: Abstraction has 190 states and 236 transitions. [2021-10-28 23:07:57,952 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:07:57,952 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 236 transitions. [2021-10-28 23:07:57,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-28 23:07:57,956 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:07:57,956 INFO L513 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:07:57,956 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-28 23:07:57,956 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:07:57,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:07:57,957 INFO L85 PathProgramCache]: Analyzing trace with hash 123361356, now seen corresponding path program 1 times [2021-10-28 23:07:57,957 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:07:57,958 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188261611] [2021-10-28 23:07:57,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:07:57,958 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:07:58,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:07:58,354 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:07:58,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:07:58,752 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 23:07:58,752 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-10-28 23:07:58,754 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:07:58,756 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:07:58,756 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-28 23:07:58,760 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-10-28 23:07:58,765 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 23:07:58,837 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,838 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,839 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,839 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,839 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,840 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,840 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,841 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,841 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,842 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,842 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,843 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,843 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,844 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,844 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,845 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,845 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,845 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,846 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,846 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,849 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,850 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,850 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,851 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,851 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,852 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,852 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,853 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,853 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,854 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,854 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,855 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,855 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,856 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,856 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,857 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,857 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,858 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,859 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,859 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,860 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,860 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,861 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,861 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,862 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,863 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,864 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,864 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,865 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,865 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,866 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,867 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,867 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,868 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,868 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,869 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,869 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,870 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,870 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,871 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,871 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,872 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,872 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,873 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,873 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,874 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,874 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,878 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,879 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,880 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,881 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,882 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,882 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:58,883 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:07:59,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:07:59 BoogieIcfgContainer [2021-10-28 23:07:59,035 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:07:59,037 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:07:59,040 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:07:59,040 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:07:59,041 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:07:55" (3/4) ... [2021-10-28 23:07:59,044 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 23:07:59,044 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:07:59,047 INFO L168 Benchmark]: Toolchain (without parser) took 5883.22 ms. Allocated memory was 109.1 MB in the beginning and 207.6 MB in the end (delta: 98.6 MB). Free memory was 65.9 MB in the beginning and 83.9 MB in the end (delta: -18.0 MB). Peak memory consumption was 80.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:07:59,047 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 109.1 MB. Free memory is still 84.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:07:59,049 INFO L168 Benchmark]: CACSL2BoogieTranslator took 935.59 ms. Allocated memory is still 109.1 MB. Free memory was 65.7 MB in the beginning and 62.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 16.1 GB. [2021-10-28 23:07:59,055 INFO L168 Benchmark]: Boogie Procedure Inliner took 112.48 ms. Allocated memory is still 109.1 MB. Free memory was 62.8 MB in the beginning and 56.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:07:59,059 INFO L168 Benchmark]: Boogie Preprocessor took 96.69 ms. Allocated memory is still 109.1 MB. Free memory was 56.9 MB in the beginning and 52.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-28 23:07:59,060 INFO L168 Benchmark]: RCFGBuilder took 1641.17 ms. Allocated memory was 109.1 MB in the beginning and 138.4 MB in the end (delta: 29.4 MB). Free memory was 51.6 MB in the beginning and 61.6 MB in the end (delta: -10.0 MB). Peak memory consumption was 26.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:07:59,061 INFO L168 Benchmark]: TraceAbstraction took 3072.54 ms. Allocated memory was 138.4 MB in the beginning and 207.6 MB in the end (delta: 69.2 MB). Free memory was 60.8 MB in the beginning and 83.9 MB in the end (delta: -23.0 MB). Peak memory consumption was 46.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:07:59,061 INFO L168 Benchmark]: Witness Printer took 8.24 ms. Allocated memory is still 207.6 MB. Free memory is still 83.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:07:59,068 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 109.1 MB. Free memory is still 84.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 935.59 ms. Allocated memory is still 109.1 MB. Free memory was 65.7 MB in the beginning and 62.8 MB in the end (delta: 2.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 112.48 ms. Allocated memory is still 109.1 MB. Free memory was 62.8 MB in the beginning and 56.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 96.69 ms. Allocated memory is still 109.1 MB. Free memory was 56.9 MB in the beginning and 52.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1641.17 ms. Allocated memory was 109.1 MB in the beginning and 138.4 MB in the end (delta: 29.4 MB). Free memory was 51.6 MB in the beginning and 61.6 MB in the end (delta: -10.0 MB). Peak memory consumption was 26.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3072.54 ms. Allocated memory was 138.4 MB in the beginning and 207.6 MB in the end (delta: 69.2 MB). Free memory was 60.8 MB in the beginning and 83.9 MB in the end (delta: -23.0 MB). Peak memory consumption was 46.6 MB. Max. memory is 16.1 GB. * Witness Printer took 8.24 ms. Allocated memory is still 207.6 MB. Free memory is still 83.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled * 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 - UnprovableResult [Line: 1368]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 1174. Possible FailurePath: [L883] int LDV_IN_INTERRUPT = 1; [L884] int ref_cnt ; [L885] int ldv_state_variable_1 ; [L886] struct platform_device *s3c_hwmon_driver_group1 ; [L887] int probed_1 = 0; [L888] int ldv_state_variable_0 ; [L1174-L1176] static struct platform_driver s3c_hwmon_driver = {& s3c_hwmon_probe, & s3c_hwmon_remove, 0, 0, 0, {"s3c-hwmon", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}; [L1192] int ldv_retval_0 ; [L1193] int ldv_retval_1 ; [L1196] int ldv_retval_2 ; [L1421] int ldv_count_1 = 0; [L1422] int ldv_count_2 = 0; VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={0:0}] [L1222] int tmp ; [L1223] int tmp___0 ; [L1224] int tmp___1 ; VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={0:0}] [L1227] ldv_state_variable_1 = 0 [L1228] ref_cnt = 0 [L1229] ldv_state_variable_0 = 1 VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={0:0}] [L1231] tmp = __VERIFIER_nondet_int() [L1233] case 0: [L1278] case 1: VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={0:0}] [L1279] COND TRUE ldv_state_variable_0 != 0 [L1280] tmp___1 = __VERIFIER_nondet_int() [L1282] case 0: [L1290] case 1: VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={0:0}] [L1291] COND TRUE ldv_state_variable_0 == 1 [L1179] int tmp ; [L1497] return __VERIFIER_nondet_int(); [L1181] tmp = platform_driver_register(& s3c_hwmon_driver) [L1182] return (tmp); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={0:0}] [L1292] ldv_retval_2 = s3c_hwmon_init() [L1293] COND FALSE !(ldv_retval_2 != 0) VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={0:0}] [L1298] COND TRUE ldv_retval_2 == 0 [L1299] ldv_state_variable_0 = 2 [L1300] ldv_state_variable_1 = 1 [L1212] void *tmp ; [L807] void *p ; [L808] void *tmp ; [L809] int tmp___0 ; [L811] tmp___0 = __VERIFIER_nondet_int() [L812] COND FALSE !(tmp___0 != 0) [L815] tmp = malloc(size) [L816] p = tmp [L801] COND FALSE !(!cond) VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={0:0}] [L1334] bool tmp ; [L1388] return ((unsigned long )ptr > 2012UL); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={0:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={0:0}] [L801] COND FALSE !(!cond) VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={0:0}] [L819] return (p); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={0:0}] [L1214] tmp = ldv_malloc(624U) [L801] COND FALSE !(!cond) VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={0:0}] [L1216] s3c_hwmon_driver_group1 = (struct platform_device *)tmp VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1231] tmp = __VERIFIER_nondet_int() [L1233] case 0: VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1234] COND TRUE ldv_state_variable_1 != 0 [L1235] tmp___0 = __VERIFIER_nondet_int() [L1237] case 0: VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1238] COND TRUE ldv_state_variable_1 == 1 [L1042] struct s3c_hwmon_pdata *pdata ; [L1043] struct s3c_hwmon *hwmon ; [L1044] int ret ; [L1045] int i ; [L1046] void *tmp ; [L1047] struct lock_class_key __key ; [L1048] long tmp___0 ; [L1049] long tmp___1 ; [L1050] long tmp___2 ; [L1051] long tmp___3 ; [L1052] struct s3c_hwmon_chcfg *cfg ; [L1054] EXPR dev->dev.platform_data [L1054] pdata = (struct s3c_hwmon_pdata *)dev->dev.platform_data [L1055] ret = 0 VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1056] COND FALSE !((unsigned long )pdata == (unsigned long )((struct s3c_hwmon_pdata *)0)) [L1358] void *tmp ; [L825] void *p ; [L826] void *tmp ; [L827] int tmp___0 ; [L829] tmp___0 = __VERIFIER_nondet_int() [L830] COND FALSE !(tmp___0 != 0) [L833] tmp = calloc(1U, size) [L834] p = tmp [L801] COND FALSE !(!cond) VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1334] bool tmp ; [L1388] return ((unsigned long )ptr > 2012UL); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L801] COND FALSE !(!cond) VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L837] return (p); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1360] tmp = ldv_zalloc(size) [L1361] return (tmp); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1061] tmp = ldv_kzalloc_9(800U, 208U) [L1062] hwmon = (struct s3c_hwmon *)tmp VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1063] COND FALSE !((unsigned long )hwmon == (unsigned long )((struct s3c_hwmon *)0)) [L807] void *p ; [L808] void *tmp ; [L809] int tmp___0 ; [L811] tmp___0 = __VERIFIER_nondet_int() [L812] COND TRUE tmp___0 != 0 [L813] return ((void *)0); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1507] return ldv_malloc(0UL); [L1070-L1072] hwmon->client = s3c_adc_register(dev, (void (*)(struct s3c_adc_client * , unsigned int ))0, (void (*)(struct s3c_adc_client * , unsigned int , unsigned int , unsigned int * ))0, 0U) [L1073] EXPR hwmon->client [L1334] bool tmp ; [L1388] return ((unsigned long )ptr > 2012UL); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1073] tmp___1 = IS_ERR((void const *)hwmon->client) [L1074] COND FALSE !(tmp___1 != 0L) [L937] return (0); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1081] ret = s3c_hwmon_add_raw(& dev->dev) [L1082] COND FALSE !(ret != 0) [L807] void *p ; [L808] void *tmp ; [L809] int tmp___0 ; [L811] tmp___0 = __VERIFIER_nondet_int() [L812] COND TRUE tmp___0 != 0 [L813] return ((void *)0); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1480] return ldv_malloc(sizeof(struct device)); [L1086] hwmon->hwmon_dev = hwmon_device_register(& dev->dev) [L1087] EXPR hwmon->hwmon_dev [L1334] bool tmp ; [L1388] return ((unsigned long )ptr > 2012UL); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1087] tmp___3 = IS_ERR((void const *)hwmon->hwmon_dev) [L1088] COND FALSE !(tmp___3 != 0L) [L1095] i = 0 VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1134] COND TRUE (unsigned int )i <= 7U VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1098] EXPR pdata->in[i] [L1098] cfg = pdata->in[i] [L1099] COND FALSE !((unsigned long )cfg == (unsigned long )((struct s3c_hwmon_chcfg *)0)) [L1103] EXPR cfg->mult VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1103] COND FALSE !(cfg->mult > 65535U) [L1108] EXPR cfg->div VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1108] COND FALSE !(cfg->div == 0U) [L1113] pdata->in[i] [L999] struct sensor_device_attribute *attr ; [L1000] int ret ; [L1003] attr = & attrs->in [L1004] attr->index = channel [L1005] attr->dev_attr.attr.name = (char const *)(& attrs->in_name) [L1006] attr->dev_attr.attr.mode = 292U [L1007] attr->dev_attr.show = & s3c_hwmon_ch_show [L1342] int tmp ; [L1432] int nondetermined ; [L1433] int tmp ; [L862] int tmp ; [L864] tmp = __VERIFIER_nondet_int() [L865] return (tmp); VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1435] nondetermined = ldv_undef_int() [L1436] COND TRUE nondetermined != 0 [L1437] ldv_count_2 = ldv_count_2 + 1 VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1438] COND TRUE ldv_count_1 < ldv_count_2 VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] [L1368] reach_error() VAL [__this_module={4294967303:4294967299}, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={36:0}, s3c_hwmon_driver_group1={-36893488147419103231:0}] - UnprovableResult [Line: 1368]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 180 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 791 SDtfs, 674 SDslu, 1335 SDs, 0 SdLazy, 100 SolverSat, 6 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=190occurred in iteration=2, 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, 3 MinimizatonAttempts, 332 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 221 NumberOfCodeBlocks, 221 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 151 ConstructedInterpolants, 0 QuantifiedInterpolants, 190 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-10-28 23:07:59,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:08:02,073 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:08:02,075 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:08:02,127 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:08:02,127 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:08:02,132 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:08:02,135 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:08:02,146 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:08:02,149 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:08:02,155 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:08:02,157 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:08:02,159 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:08:02,159 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:08:02,162 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:08:02,165 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:08:02,170 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:08:02,172 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:08:02,173 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:08:02,175 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:08:02,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:08:02,190 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:08:02,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:08:02,196 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:08:02,198 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:08:02,209 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:08:02,210 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:08:02,210 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:08:02,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:08:02,213 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:08:02,215 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:08:02,216 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:08:02,217 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:08:02,219 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:08:02,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:08:02,222 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:08:02,222 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:08:02,224 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:08:02,243 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:08:02,243 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:08:02,246 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:08:02,247 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:08:02,248 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-28 23:08:02,313 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:08:02,314 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:08:02,314 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:08:02,315 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:08:02,317 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:08:02,318 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:08:02,318 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:08:02,318 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:08:02,319 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:08:02,319 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:08:02,320 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:08:02,320 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:08:02,321 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 23:08:02,321 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 23:08:02,321 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:08:02,322 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:08:02,322 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:08:02,322 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:08:02,323 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:08:02,323 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:08:02,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:08:02,324 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:08:02,324 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:08:02,324 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:08:02,325 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 23:08:02,325 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 23:08:02,325 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:08:02,326 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:08:02,326 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:08:02,326 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:08:02,326 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 23:08:02,327 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 88f19b088f98626e870666f9633d9e7e34156d2b7ba315c9b1bc3979a22f8d34 [2021-10-28 23:08:02,817 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:08:02,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:08:02,853 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:08:02,855 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:08:02,856 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:08:02,858 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-10-28 23:08:02,951 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/data/20e8c24b9/51900422fab24b928c0279d9d5960e0f/FLAG24f95111a [2021-10-28 23:08:03,762 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:08:03,763 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-10-28 23:08:03,781 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/data/20e8c24b9/51900422fab24b928c0279d9d5960e0f/FLAG24f95111a [2021-10-28 23:08:03,968 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/data/20e8c24b9/51900422fab24b928c0279d9d5960e0f [2021-10-28 23:08:03,973 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:08:03,976 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:08:03,981 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:08:03,981 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:08:03,986 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:08:03,987 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:08:03" (1/1) ... [2021-10-28 23:08:03,990 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b1df935 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:08:03, skipping insertion in model container [2021-10-28 23:08:03,990 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:08:03" (1/1) ... [2021-10-28 23:08:03,999 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:08:04,082 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:08:04,680 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i[37767,37780] [2021-10-28 23:08:04,705 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:08:04,734 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:08:04,896 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i[37767,37780] [2021-10-28 23:08:04,907 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:08:04,955 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:08:04,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:08:04 WrapperNode [2021-10-28 23:08:04,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:08:04,957 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:08:04,958 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:08:04,958 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:08:04,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:08:04" (1/1) ... [2021-10-28 23:08:04,997 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:08:04" (1/1) ... [2021-10-28 23:08:05,070 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:08:05,071 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:08:05,072 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:08:05,072 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:08:05,082 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:08:04" (1/1) ... [2021-10-28 23:08:05,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:08:04" (1/1) ... [2021-10-28 23:08:05,095 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:08:04" (1/1) ... [2021-10-28 23:08:05,097 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:08:04" (1/1) ... [2021-10-28 23:08:05,150 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:08:04" (1/1) ... [2021-10-28 23:08:05,172 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:08:04" (1/1) ... [2021-10-28 23:08:05,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:08:04" (1/1) ... [2021-10-28 23:08:05,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:08:05,206 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:08:05,206 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:08:05,206 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:08:05,207 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:08:04" (1/1) ... [2021-10-28 23:08:05,215 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:08:05,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:08:05,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:08:05,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:08:05,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-28 23:08:05,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:08:05,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-28 23:08:05,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-28 23:08:05,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 23:08:05,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-28 23:08:05,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-28 23:08:05,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-28 23:08:05,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-28 23:08:05,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:08:05,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:08:08,310 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:08:08,311 INFO L299 CfgBuilder]: Removed 202 assume(true) statements. [2021-10-28 23:08:08,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:08:08 BoogieIcfgContainer [2021-10-28 23:08:08,315 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:08:08,317 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:08:08,317 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:08:08,321 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:08:08,321 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:08:03" (1/3) ... [2021-10-28 23:08:08,322 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61e5e242 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:08:08, skipping insertion in model container [2021-10-28 23:08:08,322 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:08:04" (2/3) ... [2021-10-28 23:08:08,323 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61e5e242 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:08:08, skipping insertion in model container [2021-10-28 23:08:08,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:08:08" (3/3) ... [2021-10-28 23:08:08,325 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2021-10-28 23:08:08,331 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:08:08,331 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-10-28 23:08:08,401 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 23:08:08,412 INFO L339 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=PETRI_NET, 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, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 23:08:08,412 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-10-28 23:08:08,434 INFO L276 IsEmpty]: Start isEmpty. Operand has 180 states, 177 states have (on average 1.3615819209039548) internal successors, (241), 179 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:08:08,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-10-28 23:08:08,444 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:08:08,445 INFO L513 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] [2021-10-28 23:08:08,446 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:08:08,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:08:08,452 INFO L85 PathProgramCache]: Analyzing trace with hash -671803810, now seen corresponding path program 1 times [2021-10-28 23:08:08,471 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 23:08:08,472 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1772786352] [2021-10-28 23:08:08,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:08:08,473 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 23:08:08,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/mathsat [2021-10-28 23:08:08,475 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 23:08:08,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-28 23:08:08,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:08:08,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-28 23:08:08,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:08:09,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:08:09,191 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 23:08:09,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:08:09,343 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 23:08:09,343 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1772786352] [2021-10-28 23:08:09,344 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1772786352] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 23:08:09,344 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:08:09,344 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-28 23:08:09,346 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242975149] [2021-10-28 23:08:09,352 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:08:09,352 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 23:08:09,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:08:09,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:08:09,370 INFO L87 Difference]: Start difference. First operand has 180 states, 177 states have (on average 1.3615819209039548) internal successors, (241), 179 states have internal predecessors, (241), 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) Second operand has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:08:09,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:08:09,517 INFO L93 Difference]: Finished difference Result 381 states and 514 transitions. [2021-10-28 23:08:09,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:08:09,519 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 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) Word has length 39 [2021-10-28 23:08:09,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:08:09,533 INFO L225 Difference]: With dead ends: 381 [2021-10-28 23:08:09,533 INFO L226 Difference]: Without dead ends: 187 [2021-10-28 23:08:09,537 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:08:09,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2021-10-28 23:08:09,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2021-10-28 23:08:09,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 185 states have (on average 1.2648648648648648) internal successors, (234), 186 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:08:09,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 234 transitions. [2021-10-28 23:08:09,597 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 234 transitions. Word has length 39 [2021-10-28 23:08:09,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:08:09,597 INFO L470 AbstractCegarLoop]: Abstraction has 187 states and 234 transitions. [2021-10-28 23:08:09,597 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.0) internal successors, (39), 3 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:08:09,598 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 234 transitions. [2021-10-28 23:08:09,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-10-28 23:08:09,601 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:08:09,602 INFO L513 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:08:09,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:08:09,822 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 [2021-10-28 23:08:09,823 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:08:09,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:08:09,824 INFO L85 PathProgramCache]: Analyzing trace with hash -1396808430, now seen corresponding path program 1 times [2021-10-28 23:08:09,825 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 23:08:09,825 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1104111591] [2021-10-28 23:08:09,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:08:09,826 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 23:08:09,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/mathsat [2021-10-28 23:08:09,829 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 23:08:09,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-28 23:08:10,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:08:10,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-28 23:08:10,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:08:10,582 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:08:10,584 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 23:08:10,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:08:10,824 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 23:08:10,824 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1104111591] [2021-10-28 23:08:10,825 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1104111591] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 23:08:10,825 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:08:10,826 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 5 [2021-10-28 23:08:10,826 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316165405] [2021-10-28 23:08:10,828 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:08:10,828 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 23:08:10,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:08:10,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:08:10,833 INFO L87 Difference]: Start difference. First operand 187 states and 234 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:08:11,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:08:11,138 INFO L93 Difference]: Finished difference Result 519 states and 655 transitions. [2021-10-28 23:08:11,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 23:08:11,139 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 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) Word has length 54 [2021-10-28 23:08:11,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:08:11,145 INFO L225 Difference]: With dead ends: 519 [2021-10-28 23:08:11,145 INFO L226 Difference]: Without dead ends: 333 [2021-10-28 23:08:11,147 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-10-28 23:08:11,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 333 states. [2021-10-28 23:08:11,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 333 to 187. [2021-10-28 23:08:11,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 185 states have (on average 1.2594594594594595) internal successors, (233), 186 states have internal predecessors, (233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:08:11,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 233 transitions. [2021-10-28 23:08:11,191 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 233 transitions. Word has length 54 [2021-10-28 23:08:11,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:08:11,191 INFO L470 AbstractCegarLoop]: Abstraction has 187 states and 233 transitions. [2021-10-28 23:08:11,191 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 5 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:08:11,192 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 233 transitions. [2021-10-28 23:08:11,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-28 23:08:11,195 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:08:11,195 INFO L513 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:08:11,218 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-28 23:08:11,395 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 [2021-10-28 23:08:11,396 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:08:11,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:08:11,397 INFO L85 PathProgramCache]: Analyzing trace with hash -568427926, now seen corresponding path program 1 times [2021-10-28 23:08:11,398 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 23:08:11,398 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1064375755] [2021-10-28 23:08:11,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:08:11,399 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 23:08:11,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/mathsat [2021-10-28 23:08:11,402 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 23:08:11,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-28 23:08:11,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:08:11,948 INFO L263 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-28 23:08:11,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:08:12,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-28 23:08:12,197 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-28 23:08:12,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-28 23:08:12,480 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-10-28 23:08:12,480 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1064375755] [2021-10-28 23:08:12,480 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1064375755] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-28 23:08:12,480 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:08:12,480 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-28 23:08:12,481 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221853166] [2021-10-28 23:08:12,481 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 23:08:12,481 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-28 23:08:12,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 23:08:12,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-28 23:08:12,483 INFO L87 Difference]: Start difference. First operand 187 states and 233 transitions. Second operand has 8 states, 8 states have (on average 7.875) internal successors, (63), 8 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:08:12,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:08:12,885 INFO L93 Difference]: Finished difference Result 648 states and 823 transitions. [2021-10-28 23:08:12,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 23:08:12,886 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 8 states have internal predecessors, (63), 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) Word has length 60 [2021-10-28 23:08:12,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:08:12,891 INFO L225 Difference]: With dead ends: 648 [2021-10-28 23:08:12,891 INFO L226 Difference]: Without dead ends: 464 [2021-10-28 23:08:12,893 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-10-28 23:08:12,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 464 states. [2021-10-28 23:08:12,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 464 to 190. [2021-10-28 23:08:12,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 190 states, 188 states have (on average 1.2553191489361701) internal successors, (236), 189 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:08:12,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 236 transitions. [2021-10-28 23:08:12,912 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 236 transitions. Word has length 60 [2021-10-28 23:08:12,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:08:12,913 INFO L470 AbstractCegarLoop]: Abstraction has 190 states and 236 transitions. [2021-10-28 23:08:12,913 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 8 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:08:12,913 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 236 transitions. [2021-10-28 23:08:12,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-28 23:08:12,930 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:08:12,930 INFO L513 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:08:12,959 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-28 23:08:13,153 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 [2021-10-28 23:08:13,153 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:08:13,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:08:13,154 INFO L85 PathProgramCache]: Analyzing trace with hash 123361356, now seen corresponding path program 1 times [2021-10-28 23:08:13,155 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-28 23:08:13,155 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [32546551] [2021-10-28 23:08:13,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:08:13,155 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-28 23:08:13,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/mathsat [2021-10-28 23:08:13,157 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-28 23:08:13,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-28 23:08:15,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:08:15,052 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 23:08:17,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 23:08:17,631 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-10-28 23:08:17,632 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-10-28 23:08:17,633 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:08:17,635 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:08:17,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-28 23:08:17,851 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/mathsat -unsat_core_generation=3 [2021-10-28 23:08:17,855 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-10-28 23:08:17,858 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 23:08:17,912 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,913 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,914 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,914 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,915 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,916 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,916 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,916 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,917 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,917 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,917 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,918 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,918 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,918 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,919 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,919 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,919 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,920 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,920 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,920 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,921 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,921 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,924 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,924 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,925 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,925 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,926 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,926 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,927 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,927 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,927 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,928 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,928 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,928 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,929 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,929 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,930 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,930 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,931 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,931 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,932 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,933 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,933 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,933 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,934 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,935 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,940 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,940 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,941 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,941 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,942 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,942 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,943 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,944 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,944 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,945 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,953 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,953 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,954 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,954 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,955 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,955 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,956 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,956 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,956 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,957 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,957 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,958 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,961 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,962 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,964 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,964 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,965 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:17,965 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-28 23:08:18,124 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:08:18 BoogieIcfgContainer [2021-10-28 23:08:18,124 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:08:18,125 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:08:18,125 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:08:18,125 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:08:18,126 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:08:08" (3/4) ... [2021-10-28 23:08:18,129 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 23:08:18,129 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:08:18,131 INFO L168 Benchmark]: Toolchain (without parser) took 14153.41 ms. Allocated memory was 56.6 MB in the beginning and 111.1 MB in the end (delta: 54.5 MB). Free memory was 33.1 MB in the beginning and 65.6 MB in the end (delta: -32.6 MB). Peak memory consumption was 20.9 MB. Max. memory is 16.1 GB. [2021-10-28 23:08:18,131 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 56.6 MB. Free memory was 37.3 MB in the beginning and 37.3 MB in the end (delta: 44.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:08:18,132 INFO L168 Benchmark]: CACSL2BoogieTranslator took 975.43 ms. Allocated memory was 56.6 MB in the beginning and 90.2 MB in the end (delta: 33.6 MB). Free memory was 32.8 MB in the beginning and 52.8 MB in the end (delta: -20.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-28 23:08:18,133 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.39 ms. Allocated memory is still 90.2 MB. Free memory was 52.8 MB in the beginning and 67.9 MB in the end (delta: -15.1 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:08:18,134 INFO L168 Benchmark]: Boogie Preprocessor took 133.27 ms. Allocated memory is still 90.2 MB. Free memory was 67.9 MB in the beginning and 62.9 MB in the end (delta: 5.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:08:18,134 INFO L168 Benchmark]: RCFGBuilder took 3109.16 ms. Allocated memory is still 90.2 MB. Free memory was 62.5 MB in the beginning and 49.7 MB in the end (delta: 12.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 16.1 GB. [2021-10-28 23:08:18,135 INFO L168 Benchmark]: TraceAbstraction took 9807.03 ms. Allocated memory was 90.2 MB in the beginning and 111.1 MB in the end (delta: 21.0 MB). Free memory was 49.5 MB in the beginning and 65.9 MB in the end (delta: -16.3 MB). Peak memory consumption was 46.8 MB. Max. memory is 16.1 GB. [2021-10-28 23:08:18,136 INFO L168 Benchmark]: Witness Printer took 4.48 ms. Allocated memory is still 111.1 MB. Free memory was 65.9 MB in the beginning and 65.6 MB in the end (delta: 218.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:08:18,140 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 56.6 MB. Free memory was 37.3 MB in the beginning and 37.3 MB in the end (delta: 44.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 975.43 ms. Allocated memory was 56.6 MB in the beginning and 90.2 MB in the end (delta: 33.6 MB). Free memory was 32.8 MB in the beginning and 52.8 MB in the end (delta: -20.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 113.39 ms. Allocated memory is still 90.2 MB. Free memory was 52.8 MB in the beginning and 67.9 MB in the end (delta: -15.1 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 133.27 ms. Allocated memory is still 90.2 MB. Free memory was 67.9 MB in the beginning and 62.9 MB in the end (delta: 5.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3109.16 ms. Allocated memory is still 90.2 MB. Free memory was 62.5 MB in the beginning and 49.7 MB in the end (delta: 12.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 9807.03 ms. Allocated memory was 90.2 MB in the beginning and 111.1 MB in the end (delta: 21.0 MB). Free memory was 49.5 MB in the beginning and 65.9 MB in the end (delta: -16.3 MB). Peak memory consumption was 46.8 MB. Max. memory is 16.1 GB. * Witness Printer took 4.48 ms. Allocated memory is still 111.1 MB. Free memory was 65.9 MB in the beginning and 65.6 MB in the end (delta: 218.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled * 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 - UnprovableResult [Line: 1368]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 1174. Possible FailurePath: [L883] int LDV_IN_INTERRUPT = 1; [L884] int ref_cnt ; [L885] int ldv_state_variable_1 ; [L886] struct platform_device *s3c_hwmon_driver_group1 ; [L887] int probed_1 = 0; [L888] int ldv_state_variable_0 ; [L1174-L1176] static struct platform_driver s3c_hwmon_driver = {& s3c_hwmon_probe, & s3c_hwmon_remove, 0, 0, 0, {"s3c-hwmon", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}; [L1192] int ldv_retval_0 ; [L1193] int ldv_retval_1 ; [L1196] int ldv_retval_2 ; [L1421] int ldv_count_1 = 0; [L1422] int ldv_count_2 = 0; VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={0:0}] [L1222] int tmp ; [L1223] int tmp___0 ; [L1224] int tmp___1 ; VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={0:0}] [L1227] ldv_state_variable_1 = 0 [L1228] ref_cnt = 0 [L1229] ldv_state_variable_0 = 1 VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={0:0}] [L1231] tmp = __VERIFIER_nondet_int() [L1233] case 0: [L1278] case 1: VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={0:0}] [L1279] COND TRUE ldv_state_variable_0 != 0 [L1280] tmp___1 = __VERIFIER_nondet_int() [L1282] case 0: [L1290] case 1: VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={0:0}] [L1291] COND TRUE ldv_state_variable_0 == 1 [L1179] int tmp ; [L1497] return __VERIFIER_nondet_int(); [L1181] tmp = platform_driver_register(& s3c_hwmon_driver) [L1182] return (tmp); VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={0:0}] [L1292] ldv_retval_2 = s3c_hwmon_init() [L1293] COND FALSE !(ldv_retval_2 != 0) VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=0, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={0:0}] [L1298] COND TRUE ldv_retval_2 == 0 [L1299] ldv_state_variable_0 = 2 [L1300] ldv_state_variable_1 = 1 [L1212] void *tmp ; [L807] void *p ; [L808] void *tmp ; [L809] int tmp___0 ; [L811] tmp___0 = __VERIFIER_nondet_int() [L812] COND FALSE !(tmp___0 != 0) [L815] tmp = malloc(size) [L816] p = tmp [L801] COND FALSE !(!cond) VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={0:0}] [L1334] bool tmp ; [L1388] return ((unsigned long )ptr > 2012UL); VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={0:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={0:0}] [L801] COND FALSE !(!cond) VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={0:0}] [L819] return (p); VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={0:0}] [L1214] tmp = ldv_malloc(624U) [L801] COND FALSE !(!cond) VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={0:0}] [L1216] s3c_hwmon_driver_group1 = (struct platform_device *)tmp VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={1:0}] [L1231] tmp = __VERIFIER_nondet_int() [L1233] case 0: VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={1:0}] [L1234] COND TRUE ldv_state_variable_1 != 0 [L1235] tmp___0 = __VERIFIER_nondet_int() [L1237] case 0: VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={1:0}] [L1238] COND TRUE ldv_state_variable_1 == 1 [L1042] struct s3c_hwmon_pdata *pdata ; [L1043] struct s3c_hwmon *hwmon ; [L1044] int ret ; [L1045] int i ; [L1046] void *tmp ; [L1047] struct lock_class_key __key ; [L1048] long tmp___0 ; [L1049] long tmp___1 ; [L1050] long tmp___2 ; [L1051] long tmp___3 ; [L1052] struct s3c_hwmon_chcfg *cfg ; [L1054] EXPR dev->dev.platform_data [L1054] pdata = (struct s3c_hwmon_pdata *)dev->dev.platform_data [L1055] ret = 0 VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={1:0}] [L1056] COND FALSE !((unsigned long )pdata == (unsigned long )((struct s3c_hwmon_pdata *)0)) [L1358] void *tmp ; [L825] void *p ; [L826] void *tmp ; [L827] int tmp___0 ; [L829] tmp___0 = __VERIFIER_nondet_int() [L830] COND FALSE !(tmp___0 != 0) [L833] tmp = calloc(1U, size) [L834] p = tmp [L801] COND FALSE !(!cond) VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={1:0}] [L1334] bool tmp ; [L1388] return ((unsigned long )ptr > 2012UL); VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={1:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={1:0}] [L801] COND FALSE !(!cond) VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={1:0}] [L837] return (p); VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={1:0}] [L1360] tmp = ldv_zalloc(size) [L1361] return (tmp); VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={1:0}] [L1061] tmp = ldv_kzalloc_9(800U, 208U) [L1062] hwmon = (struct s3c_hwmon *)tmp VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={1:0}] [L1063] COND FALSE !((unsigned long )hwmon == (unsigned long )((struct s3c_hwmon *)0)) [L807] void *p ; [L808] void *tmp ; [L809] int tmp___0 ; [L811] tmp___0 = __VERIFIER_nondet_int() [L812] COND TRUE tmp___0 != 0 [L813] return ((void *)0); VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={1:0}] [L1507] return ldv_malloc(0UL); [L1070-L1072] hwmon->client = s3c_adc_register(dev, (void (*)(struct s3c_adc_client * , unsigned int ))0, (void (*)(struct s3c_adc_client * , unsigned int , unsigned int , unsigned int * ))0, 0U) [L1073] EXPR hwmon->client [L1334] bool tmp ; [L1388] return ((unsigned long )ptr > 2012UL); VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={1:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={1:0}] [L1073] tmp___1 = IS_ERR((void const *)hwmon->client) [L1074] COND FALSE !(tmp___1 != 0L) [L937] return (0); VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={1:0}] [L1081] ret = s3c_hwmon_add_raw(& dev->dev) [L1082] COND FALSE !(ret != 0) [L807] void *p ; [L808] void *tmp ; [L809] int tmp___0 ; [L811] tmp___0 = __VERIFIER_nondet_int() [L812] COND TRUE tmp___0 != 0 [L813] return ((void *)0); VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={1:0}] [L1480] return ldv_malloc(sizeof(struct device)); [L1086] hwmon->hwmon_dev = hwmon_device_register(& dev->dev) [L1087] EXPR hwmon->hwmon_dev [L1334] bool tmp ; [L1388] return ((unsigned long )ptr > 2012UL); VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={1:0}] [L1336] tmp = ldv_is_err(ptr) [L1337] return ((long )tmp); VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={1:0}] [L1087] tmp___3 = IS_ERR((void const *)hwmon->hwmon_dev) [L1088] COND FALSE !(tmp___3 != 0L) [L1095] i = 0 VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={1:0}] [L1134] COND TRUE (unsigned int )i <= 7U VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={1:0}] [L1098] EXPR pdata->in[i] [L1098] cfg = pdata->in[i] [L1099] COND FALSE !((unsigned long )cfg == (unsigned long )((struct s3c_hwmon_chcfg *)0)) [L1103] EXPR cfg->mult VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={1:0}] [L1103] COND FALSE !(cfg->mult > 65535U) [L1108] EXPR cfg->div VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={1:0}] [L1108] COND FALSE !(cfg->div == 0U) [L1113] pdata->in[i] [L999] struct sensor_device_attribute *attr ; [L1000] int ret ; [L1003] attr = & attrs->in [L1004] attr->index = channel [L1005] attr->dev_attr.attr.name = (char const *)(& attrs->in_name) [L1006] attr->dev_attr.attr.mode = 292U [L1007] attr->dev_attr.show = & s3c_hwmon_ch_show [L1342] int tmp ; [L1432] int nondetermined ; [L1433] int tmp ; [L862] int tmp ; [L864] tmp = __VERIFIER_nondet_int() [L865] return (tmp); VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={1:0}] [L1435] nondetermined = ldv_undef_int() [L1436] COND TRUE nondetermined != 0 [L1437] ldv_count_2 = ldv_count_2 + 1 VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={1:0}] [L1438] COND TRUE ldv_count_1 < ldv_count_2 VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={1:0}] [L1368] reach_error() VAL [__this_module={0:0}, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=2, ldv_state_variable_1=1, probed_1=0, ref_cnt=0, s3c_hwmon_driver={-9223372036854773743:0}, s3c_hwmon_driver_group1={1:0}] - UnprovableResult [Line: 1368]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 180 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 9.4s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 789 SDtfs, 1399 SDslu, 1615 SDs, 0 SdLazy, 97 SolverSat, 11 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 305 GetRequests, 292 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=190occurred in iteration=3, 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: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 420 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 220 NumberOfCodeBlocks, 220 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 300 ConstructedInterpolants, 0 QuantifiedInterpolants, 356 SizeOfPredicates, 15 NumberOfNonLiveVariables, 1140 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 8/8 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-10-28 23:08:18,204 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cecf50f6-0699-40f1-82ad-36b74ce77c41/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...