./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--rtl8150.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--rtl8150.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa --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 549c0f0e85f506f59a54b746c0743ded562d36f784f1b0fcb4bf7d5e1672332d --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 19:33:07,185 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 19:33:07,187 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 19:33:07,210 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 19:33:07,211 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 19:33:07,212 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 19:33:07,213 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 19:33:07,215 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 19:33:07,217 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 19:33:07,218 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 19:33:07,218 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 19:33:07,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 19:33:07,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 19:33:07,221 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 19:33:07,222 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 19:33:07,223 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 19:33:07,224 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 19:33:07,225 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 19:33:07,227 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 19:33:07,229 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 19:33:07,230 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 19:33:07,231 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 19:33:07,232 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 19:33:07,233 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 19:33:07,236 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 19:33:07,236 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 19:33:07,236 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 19:33:07,237 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 19:33:07,237 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 19:33:07,238 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 19:33:07,239 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 19:33:07,239 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 19:33:07,240 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 19:33:07,241 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 19:33:07,241 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 19:33:07,242 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 19:33:07,242 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 19:33:07,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 19:33:07,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 19:33:07,243 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 19:33:07,244 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 19:33:07,244 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-06 19:33:07,262 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 19:33:07,262 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 19:33:07,262 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 19:33:07,262 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 19:33:07,263 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 19:33:07,263 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 19:33:07,263 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 19:33:07,264 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 19:33:07,264 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 19:33:07,264 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 19:33:07,264 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 19:33:07,264 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 19:33:07,264 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 19:33:07,264 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 19:33:07,264 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 19:33:07,265 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 19:33:07,265 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 19:33:07,265 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 19:33:07,265 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 19:33:07,265 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 19:33:07,265 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 19:33:07,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 19:33:07,266 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 19:33:07,266 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 19:33:07,266 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 19:33:07,266 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 19:33:07,266 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 19:33:07,266 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 19:33:07,266 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 19:33:07,266 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 19:33:07,267 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 19:33:07,267 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_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 549c0f0e85f506f59a54b746c0743ded562d36f784f1b0fcb4bf7d5e1672332d [2021-12-06 19:33:07,464 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 19:33:07,483 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 19:33:07,485 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 19:33:07,485 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 19:33:07,486 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 19:33:07,487 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--rtl8150.ko-entry_point.cil.out.i [2021-12-06 19:33:07,536 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/data/9d5236710/1a4628d181b34adfbe45a2fb51fee8e2/FLAGe828642e4 [2021-12-06 19:33:08,114 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 19:33:08,114 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--rtl8150.ko-entry_point.cil.out.i [2021-12-06 19:33:08,137 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/data/9d5236710/1a4628d181b34adfbe45a2fb51fee8e2/FLAGe828642e4 [2021-12-06 19:33:08,534 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/data/9d5236710/1a4628d181b34adfbe45a2fb51fee8e2 [2021-12-06 19:33:08,540 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 19:33:08,543 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 19:33:08,544 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 19:33:08,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 19:33:08,549 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 19:33:08,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:33:08" (1/1) ... [2021-12-06 19:33:08,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e56f87b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:33:08, skipping insertion in model container [2021-12-06 19:33:08,551 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:33:08" (1/1) ... [2021-12-06 19:33:08,559 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 19:33:08,628 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 19:33:09,195 WARN L230 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_a517ff83-6da2-49f1-b6df-234bdf3f93c4/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--rtl8150.ko-entry_point.cil.out.i[160575,160588] [2021-12-06 19:33:09,652 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:33:09,681 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 19:33:09,776 WARN L230 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_a517ff83-6da2-49f1-b6df-234bdf3f93c4/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--rtl8150.ko-entry_point.cil.out.i[160575,160588] [2021-12-06 19:33:09,848 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:33:09,940 INFO L208 MainTranslator]: Completed translation [2021-12-06 19:33:09,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:33:09 WrapperNode [2021-12-06 19:33:09,940 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 19:33:09,941 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 19:33:09,942 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 19:33:09,942 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 19:33:09,947 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:33:09" (1/1) ... [2021-12-06 19:33:09,989 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:33:09" (1/1) ... [2021-12-06 19:33:10,080 INFO L137 Inliner]: procedures = 197, calls = 1031, calls flagged for inlining = 87, calls inlined = 80, statements flattened = 2429 [2021-12-06 19:33:10,081 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 19:33:10,081 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 19:33:10,081 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 19:33:10,081 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 19:33:10,090 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:33:09" (1/1) ... [2021-12-06 19:33:10,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:33:09" (1/1) ... [2021-12-06 19:33:10,105 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:33:09" (1/1) ... [2021-12-06 19:33:10,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:33:09" (1/1) ... [2021-12-06 19:33:10,177 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:33:09" (1/1) ... [2021-12-06 19:33:10,193 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:33:09" (1/1) ... [2021-12-06 19:33:10,207 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:33:09" (1/1) ... [2021-12-06 19:33:10,224 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 19:33:10,225 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 19:33:10,225 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 19:33:10,225 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 19:33:10,226 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:33:09" (1/1) ... [2021-12-06 19:33:10,233 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 19:33:10,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:33:10,254 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 19:33:10,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 19:33:10,284 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-12-06 19:33:10,284 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-12-06 19:33:10,285 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-12-06 19:33:10,285 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-12-06 19:33:10,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-06 19:33:10,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-06 19:33:10,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-06 19:33:10,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-06 19:33:10,285 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2021-12-06 19:33:10,285 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2021-12-06 19:33:10,285 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-06 19:33:10,285 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-06 19:33:10,285 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-06 19:33:10,285 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-06 19:33:10,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-06 19:33:10,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-06 19:33:10,286 INFO L130 BoogieDeclarations]: Found specification of procedure pull_skb [2021-12-06 19:33:10,286 INFO L138 BoogieDeclarations]: Found implementation of procedure pull_skb [2021-12-06 19:33:10,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-12-06 19:33:10,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-12-06 19:33:10,286 INFO L130 BoogieDeclarations]: Found specification of procedure free_skb_pool [2021-12-06 19:33:10,286 INFO L138 BoogieDeclarations]: Found implementation of procedure free_skb_pool [2021-12-06 19:33:10,286 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-12-06 19:33:10,286 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-12-06 19:33:10,286 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-06 19:33:10,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-06 19:33:10,286 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-06 19:33:10,286 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-06 19:33:10,286 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-06 19:33:10,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-06 19:33:10,286 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-12-06 19:33:10,287 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-12-06 19:33:10,287 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-06 19:33:10,287 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-06 19:33:10,287 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-06 19:33:10,287 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-06 19:33:10,287 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-06 19:33:10,287 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-06 19:33:10,287 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-12-06 19:33:10,287 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-12-06 19:33:10,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 19:33:10,287 INFO L130 BoogieDeclarations]: Found specification of procedure fill_skb_pool [2021-12-06 19:33:10,287 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_skb_pool [2021-12-06 19:33:10,287 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-06 19:33:10,288 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-06 19:33:10,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 19:33:10,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-12-06 19:33:10,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-12-06 19:33:10,288 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-06 19:33:10,288 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-06 19:33:10,288 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-06 19:33:10,288 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-06 19:33:10,288 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8150_set_mac_address [2021-12-06 19:33:10,288 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8150_set_mac_address [2021-12-06 19:33:10,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 19:33:10,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-06 19:33:10,289 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8150_set_multicast [2021-12-06 19:33:10,289 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8150_set_multicast [2021-12-06 19:33:10,289 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-12-06 19:33:10,289 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-12-06 19:33:10,289 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-06 19:33:10,289 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-06 19:33:10,289 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2021-12-06 19:33:10,289 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2021-12-06 19:33:10,290 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-06 19:33:10,290 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-06 19:33:10,290 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-12-06 19:33:10,290 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-12-06 19:33:10,290 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-06 19:33:10,290 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-06 19:33:10,290 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_urbs [2021-12-06 19:33:10,290 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_urbs [2021-12-06 19:33:10,290 INFO L130 BoogieDeclarations]: Found specification of procedure __printk_ratelimit [2021-12-06 19:33:10,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __printk_ratelimit [2021-12-06 19:33:10,290 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-12-06 19:33:10,291 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-12-06 19:33:10,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-06 19:33:10,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-06 19:33:10,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-06 19:33:10,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-06 19:33:10,291 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8150_tx_timeout [2021-12-06 19:33:10,291 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8150_tx_timeout [2021-12-06 19:33:10,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 19:33:10,291 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-06 19:33:10,291 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-06 19:33:10,291 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8150_ioctl [2021-12-06 19:33:10,291 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8150_ioctl [2021-12-06 19:33:10,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-06 19:33:10,292 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-06 19:33:10,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-12-06 19:33:10,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-12-06 19:33:10,292 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-06 19:33:10,292 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-06 19:33:10,292 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-06 19:33:10,292 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-06 19:33:10,292 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-12-06 19:33:10,292 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-12-06 19:33:10,293 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-06 19:33:10,293 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-06 19:33:10,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 19:33:10,293 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8150_reset [2021-12-06 19:33:10,293 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8150_reset [2021-12-06 19:33:10,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-06 19:33:10,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-06 19:33:10,293 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8150_disconnect [2021-12-06 19:33:10,293 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8150_disconnect [2021-12-06 19:33:10,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 19:33:10,294 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_all_urbs [2021-12-06 19:33:10,294 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_all_urbs [2021-12-06 19:33:10,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 19:33:10,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 19:33:10,294 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2021-12-06 19:33:10,294 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2021-12-06 19:33:10,294 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-12-06 19:33:10,294 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-12-06 19:33:10,294 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-12-06 19:33:10,294 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-12-06 19:33:10,294 INFO L130 BoogieDeclarations]: Found specification of procedure get_registers [2021-12-06 19:33:10,294 INFO L138 BoogieDeclarations]: Found implementation of procedure get_registers [2021-12-06 19:33:10,295 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-06 19:33:10,295 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-06 19:33:10,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 19:33:10,295 INFO L130 BoogieDeclarations]: Found specification of procedure set_registers [2021-12-06 19:33:10,295 INFO L138 BoogieDeclarations]: Found implementation of procedure set_registers [2021-12-06 19:33:10,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 19:33:10,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 19:33:10,640 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 19:33:10,642 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 19:33:10,753 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-06 19:33:12,183 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 19:33:12,195 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 19:33:12,195 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-12-06 19:33:12,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:33:12 BoogieIcfgContainer [2021-12-06 19:33:12,198 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 19:33:12,199 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 19:33:12,199 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 19:33:12,202 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 19:33:12,202 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 07:33:08" (1/3) ... [2021-12-06 19:33:12,202 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@366a80dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 07:33:12, skipping insertion in model container [2021-12-06 19:33:12,202 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:33:09" (2/3) ... [2021-12-06 19:33:12,203 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@366a80dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 07:33:12, skipping insertion in model container [2021-12-06 19:33:12,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:33:12" (3/3) ... [2021-12-06 19:33:12,204 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--rtl8150.ko-entry_point.cil.out.i [2021-12-06 19:33:12,208 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 19:33:12,208 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-06 19:33:12,255 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 19:33:12,260 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 [2021-12-06 19:33:12,260 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-06 19:33:12,288 INFO L276 IsEmpty]: Start isEmpty. Operand has 849 states, 605 states have (on average 1.3305785123966942) internal successors, (805), 621 states have internal predecessors, (805), 188 states have call successors, (188), 55 states have call predecessors, (188), 54 states have return successors, (183), 181 states have call predecessors, (183), 183 states have call successors, (183) [2021-12-06 19:33:12,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-12-06 19:33:12,296 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:33:12,297 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:33:12,297 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:33:12,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:33:12,301 INFO L85 PathProgramCache]: Analyzing trace with hash 1627128050, now seen corresponding path program 1 times [2021-12-06 19:33:12,307 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:33:12,308 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755792377] [2021-12-06 19:33:12,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:33:12,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:33:12,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:12,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:33:12,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:12,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 19:33:12,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:12,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 19:33:12,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:12,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:33:12,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:12,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:33:12,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:12,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:33:12,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:12,814 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-12-06 19:33:12,816 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:33:12,816 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755792377] [2021-12-06 19:33:12,817 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1755792377] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:33:12,817 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:33:12,818 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:33:12,819 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265383450] [2021-12-06 19:33:12,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:33:12,824 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 19:33:12,824 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:33:12,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:33:12,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:33:12,856 INFO L87 Difference]: Start difference. First operand has 849 states, 605 states have (on average 1.3305785123966942) internal successors, (805), 621 states have internal predecessors, (805), 188 states have call successors, (188), 55 states have call predecessors, (188), 54 states have return successors, (183), 181 states have call predecessors, (183), 183 states have call successors, (183) Second operand has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2021-12-06 19:33:14,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:33:14,644 INFO L93 Difference]: Finished difference Result 2647 states and 3788 transitions. [2021-12-06 19:33:14,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:33:14,646 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 56 [2021-12-06 19:33:14,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:33:14,669 INFO L225 Difference]: With dead ends: 2647 [2021-12-06 19:33:14,669 INFO L226 Difference]: Without dead ends: 1785 [2021-12-06 19:33:14,681 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:33:14,684 INFO L933 BasicCegarLoop]: 1312 mSDtfsCounter, 1415 mSDsluCounter, 1547 mSDsCounter, 0 mSdLazyCounter, 742 mSolverCounterSat, 491 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1556 SdHoareTripleChecker+Valid, 2859 SdHoareTripleChecker+Invalid, 1233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 491 IncrementalHoareTripleChecker+Valid, 742 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-12-06 19:33:14,684 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1556 Valid, 2859 Invalid, 1233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [491 Valid, 742 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-12-06 19:33:14,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1785 states. [2021-12-06 19:33:14,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1785 to 1637. [2021-12-06 19:33:14,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1637 states, 1173 states have (on average 1.3128729752770674) internal successors, (1540), 1191 states have internal predecessors, (1540), 357 states have call successors, (357), 107 states have call predecessors, (357), 106 states have return successors, (356), 352 states have call predecessors, (356), 356 states have call successors, (356) [2021-12-06 19:33:14,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 1637 states and 2253 transitions. [2021-12-06 19:33:14,812 INFO L78 Accepts]: Start accepts. Automaton has 1637 states and 2253 transitions. Word has length 56 [2021-12-06 19:33:14,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:33:14,813 INFO L470 AbstractCegarLoop]: Abstraction has 1637 states and 2253 transitions. [2021-12-06 19:33:14,813 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2021-12-06 19:33:14,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1637 states and 2253 transitions. [2021-12-06 19:33:14,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-12-06 19:33:14,819 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:33:14,819 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:33:14,819 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-06 19:33:14,819 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:33:14,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:33:14,820 INFO L85 PathProgramCache]: Analyzing trace with hash -1062453085, now seen corresponding path program 1 times [2021-12-06 19:33:14,820 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:33:14,820 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161759187] [2021-12-06 19:33:14,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:33:14,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:33:14,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:14,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:33:14,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:14,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 19:33:14,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:14,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 19:33:14,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:14,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:33:14,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:14,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:33:14,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:14,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:33:14,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:15,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 19:33:15,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:15,008 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-12-06 19:33:15,008 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:33:15,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161759187] [2021-12-06 19:33:15,009 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161759187] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:33:15,009 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:33:15,009 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 19:33:15,009 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616413200] [2021-12-06 19:33:15,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:33:15,010 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 19:33:15,010 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:33:15,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 19:33:15,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 19:33:15,011 INFO L87 Difference]: Start difference. First operand 1637 states and 2253 transitions. Second operand has 6 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-06 19:33:17,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:33:17,251 INFO L93 Difference]: Finished difference Result 5144 states and 7191 transitions. [2021-12-06 19:33:17,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 19:33:17,252 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 66 [2021-12-06 19:33:17,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:33:17,279 INFO L225 Difference]: With dead ends: 5144 [2021-12-06 19:33:17,279 INFO L226 Difference]: Without dead ends: 3519 [2021-12-06 19:33:17,286 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-12-06 19:33:17,288 INFO L933 BasicCegarLoop]: 1302 mSDtfsCounter, 1406 mSDsluCounter, 3856 mSDsCounter, 0 mSdLazyCounter, 1244 mSolverCounterSat, 483 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1548 SdHoareTripleChecker+Valid, 5158 SdHoareTripleChecker+Invalid, 1727 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 483 IncrementalHoareTripleChecker+Valid, 1244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2021-12-06 19:33:17,288 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1548 Valid, 5158 Invalid, 1727 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [483 Valid, 1244 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2021-12-06 19:33:17,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3519 states. [2021-12-06 19:33:17,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3519 to 3283. [2021-12-06 19:33:17,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3283 states, 2355 states have (on average 1.3142250530785562) internal successors, (3095), 2395 states have internal predecessors, (3095), 709 states have call successors, (709), 213 states have call predecessors, (709), 218 states have return successors, (740), 702 states have call predecessors, (740), 708 states have call successors, (740) [2021-12-06 19:33:17,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3283 states to 3283 states and 4544 transitions. [2021-12-06 19:33:17,454 INFO L78 Accepts]: Start accepts. Automaton has 3283 states and 4544 transitions. Word has length 66 [2021-12-06 19:33:17,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:33:17,454 INFO L470 AbstractCegarLoop]: Abstraction has 3283 states and 4544 transitions. [2021-12-06 19:33:17,454 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.5) internal successors, (33), 5 states have internal predecessors, (33), 3 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-06 19:33:17,455 INFO L276 IsEmpty]: Start isEmpty. Operand 3283 states and 4544 transitions. [2021-12-06 19:33:17,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-12-06 19:33:17,466 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:33:17,466 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:33:17,467 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-06 19:33:17,467 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:33:17,467 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:33:17,467 INFO L85 PathProgramCache]: Analyzing trace with hash -505035093, now seen corresponding path program 1 times [2021-12-06 19:33:17,467 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:33:17,468 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901798417] [2021-12-06 19:33:17,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:33:17,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:33:17,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:17,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:33:17,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:17,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 19:33:17,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:17,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 19:33:17,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:17,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:33:17,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:17,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:33:17,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:17,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:33:17,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:17,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 19:33:17,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:17,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-06 19:33:17,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:17,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:17,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:17,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 19:33:17,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:17,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-12-06 19:33:17,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:17,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:17,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:17,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-06 19:33:17,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:17,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-12-06 19:33:17,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:17,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-06 19:33:17,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:17,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-12-06 19:33:17,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:17,683 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-12-06 19:33:17,683 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:33:17,683 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901798417] [2021-12-06 19:33:17,684 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901798417] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:33:17,684 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:33:17,684 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 19:33:17,684 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748653665] [2021-12-06 19:33:17,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:33:17,684 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 19:33:17,684 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:33:17,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 19:33:17,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-06 19:33:17,685 INFO L87 Difference]: Start difference. First operand 3283 states and 4544 transitions. Second operand has 7 states, 7 states have (on average 14.0) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (17), 5 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-12-06 19:33:21,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:33:21,009 INFO L93 Difference]: Finished difference Result 8914 states and 12443 transitions. [2021-12-06 19:33:21,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 19:33:21,009 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.0) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (17), 5 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 153 [2021-12-06 19:33:21,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:33:21,039 INFO L225 Difference]: With dead ends: 8914 [2021-12-06 19:33:21,039 INFO L226 Difference]: Without dead ends: 5649 [2021-12-06 19:33:21,049 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2021-12-06 19:33:21,050 INFO L933 BasicCegarLoop]: 1248 mSDtfsCounter, 1264 mSDsluCounter, 3491 mSDsCounter, 0 mSdLazyCounter, 1939 mSolverCounterSat, 781 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1342 SdHoareTripleChecker+Valid, 4739 SdHoareTripleChecker+Invalid, 2720 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 781 IncrementalHoareTripleChecker+Valid, 1939 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2021-12-06 19:33:21,050 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1342 Valid, 4739 Invalid, 2720 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [781 Valid, 1939 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2021-12-06 19:33:21,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5649 states. [2021-12-06 19:33:21,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5649 to 5216. [2021-12-06 19:33:21,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5216 states, 3718 states have (on average 1.312533620225928) internal successors, (4880), 3778 states have internal predecessors, (4880), 1124 states have call successors, (1124), 362 states have call predecessors, (1124), 373 states have return successors, (1169), 1115 states have call predecessors, (1169), 1123 states have call successors, (1169) [2021-12-06 19:33:21,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5216 states to 5216 states and 7173 transitions. [2021-12-06 19:33:21,261 INFO L78 Accepts]: Start accepts. Automaton has 5216 states and 7173 transitions. Word has length 153 [2021-12-06 19:33:21,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:33:21,261 INFO L470 AbstractCegarLoop]: Abstraction has 5216 states and 7173 transitions. [2021-12-06 19:33:21,261 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.0) internal successors, (98), 4 states have internal predecessors, (98), 2 states have call successors, (17), 5 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-12-06 19:33:21,261 INFO L276 IsEmpty]: Start isEmpty. Operand 5216 states and 7173 transitions. [2021-12-06 19:33:21,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-12-06 19:33:21,273 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:33:21,273 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:33:21,273 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-06 19:33:21,274 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:33:21,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:33:21,274 INFO L85 PathProgramCache]: Analyzing trace with hash 2113218313, now seen corresponding path program 1 times [2021-12-06 19:33:21,274 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:33:21,274 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508430906] [2021-12-06 19:33:21,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:33:21,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:33:21,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:21,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:33:21,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:21,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 19:33:21,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:21,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 19:33:21,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:21,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:33:21,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:21,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:33:21,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:21,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:33:21,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:21,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 19:33:21,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:21,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-06 19:33:21,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:21,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-12-06 19:33:21,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:21,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-06 19:33:21,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:21,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:21,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:21,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-12-06 19:33:21,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:21,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-06 19:33:21,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:21,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:21,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:21,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2021-12-06 19:33:21,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:21,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2021-12-06 19:33:21,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:21,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2021-12-06 19:33:21,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:21,499 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-12-06 19:33:21,499 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:33:21,499 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508430906] [2021-12-06 19:33:21,500 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1508430906] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:33:21,500 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:33:21,500 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 19:33:21,500 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623915695] [2021-12-06 19:33:21,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:33:21,500 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 19:33:21,500 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:33:21,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 19:33:21,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-06 19:33:21,501 INFO L87 Difference]: Start difference. First operand 5216 states and 7173 transitions. Second operand has 6 states, 6 states have (on average 18.5) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2021-12-06 19:33:25,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:33:25,726 INFO L93 Difference]: Finished difference Result 13190 states and 18231 transitions. [2021-12-06 19:33:25,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 19:33:25,727 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.5) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 171 [2021-12-06 19:33:25,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:33:25,764 INFO L225 Difference]: With dead ends: 13190 [2021-12-06 19:33:25,764 INFO L226 Difference]: Without dead ends: 7999 [2021-12-06 19:33:25,776 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2021-12-06 19:33:25,777 INFO L933 BasicCegarLoop]: 1690 mSDtfsCounter, 1241 mSDsluCounter, 2909 mSDsCounter, 0 mSdLazyCounter, 1938 mSolverCounterSat, 678 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1339 SdHoareTripleChecker+Valid, 4599 SdHoareTripleChecker+Invalid, 2616 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 678 IncrementalHoareTripleChecker+Valid, 1938 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2021-12-06 19:33:25,778 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1339 Valid, 4599 Invalid, 2616 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [678 Valid, 1938 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2021-12-06 19:33:25,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7999 states. [2021-12-06 19:33:26,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7999 to 7362. [2021-12-06 19:33:26,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7362 states, 5248 states have (on average 1.3096417682926829) internal successors, (6873), 5328 states have internal predecessors, (6873), 1558 states have call successors, (1558), 538 states have call predecessors, (1558), 555 states have return successors, (1613), 1547 states have call predecessors, (1613), 1557 states have call successors, (1613) [2021-12-06 19:33:26,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7362 states to 7362 states and 10044 transitions. [2021-12-06 19:33:26,048 INFO L78 Accepts]: Start accepts. Automaton has 7362 states and 10044 transitions. Word has length 171 [2021-12-06 19:33:26,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:33:26,049 INFO L470 AbstractCegarLoop]: Abstraction has 7362 states and 10044 transitions. [2021-12-06 19:33:26,049 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.5) internal successors, (111), 3 states have internal predecessors, (111), 3 states have call successors, (18), 5 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2021-12-06 19:33:26,049 INFO L276 IsEmpty]: Start isEmpty. Operand 7362 states and 10044 transitions. [2021-12-06 19:33:26,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-12-06 19:33:26,065 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:33:26,065 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:33:26,065 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-06 19:33:26,066 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:33:26,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:33:26,066 INFO L85 PathProgramCache]: Analyzing trace with hash -1291520726, now seen corresponding path program 1 times [2021-12-06 19:33:26,066 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:33:26,066 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181231294] [2021-12-06 19:33:26,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:33:26,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:33:26,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:26,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:33:26,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:26,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 19:33:26,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:26,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 19:33:26,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:26,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:33:26,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:26,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:33:26,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:26,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:33:26,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:26,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 19:33:26,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:26,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-06 19:33:26,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:26,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-06 19:33:26,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:26,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-06 19:33:26,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:26,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-12-06 19:33:26,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:26,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:26,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:26,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-12-06 19:33:26,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:26,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-06 19:33:26,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:26,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:26,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:26,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-06 19:33:26,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:26,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-12-06 19:33:26,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:26,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-12-06 19:33:26,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:26,348 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2021-12-06 19:33:26,349 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:33:26,349 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181231294] [2021-12-06 19:33:26,349 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181231294] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:33:26,349 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:33:26,349 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-06 19:33:26,349 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254933319] [2021-12-06 19:33:26,349 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:33:26,350 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-06 19:33:26,350 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:33:26,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-06 19:33:26,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2021-12-06 19:33:26,351 INFO L87 Difference]: Start difference. First operand 7362 states and 10044 transitions. Second operand has 8 states, 8 states have (on average 15.375) internal successors, (123), 4 states have internal predecessors, (123), 2 states have call successors, (19), 6 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-12-06 19:33:31,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:33:31,533 INFO L93 Difference]: Finished difference Result 18590 states and 25643 transitions. [2021-12-06 19:33:31,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-06 19:33:31,534 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 15.375) internal successors, (123), 4 states have internal predecessors, (123), 2 states have call successors, (19), 6 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 187 [2021-12-06 19:33:31,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:33:31,583 INFO L225 Difference]: With dead ends: 18590 [2021-12-06 19:33:31,583 INFO L226 Difference]: Without dead ends: 11253 [2021-12-06 19:33:31,601 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2021-12-06 19:33:31,601 INFO L933 BasicCegarLoop]: 1847 mSDtfsCounter, 1738 mSDsluCounter, 4689 mSDsCounter, 0 mSdLazyCounter, 2862 mSolverCounterSat, 1154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1806 SdHoareTripleChecker+Valid, 6536 SdHoareTripleChecker+Invalid, 4016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1154 IncrementalHoareTripleChecker+Valid, 2862 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2021-12-06 19:33:31,602 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1806 Valid, 6536 Invalid, 4016 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1154 Valid, 2862 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2021-12-06 19:33:31,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11253 states. [2021-12-06 19:33:31,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11253 to 7374. [2021-12-06 19:33:31,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7374 states, 5258 states have (on average 1.3090528718143781) internal successors, (6883), 5340 states have internal predecessors, (6883), 1558 states have call successors, (1558), 538 states have call predecessors, (1558), 557 states have return successors, (1617), 1547 states have call predecessors, (1617), 1557 states have call successors, (1617) [2021-12-06 19:33:31,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7374 states to 7374 states and 10058 transitions. [2021-12-06 19:33:31,918 INFO L78 Accepts]: Start accepts. Automaton has 7374 states and 10058 transitions. Word has length 187 [2021-12-06 19:33:31,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:33:31,919 INFO L470 AbstractCegarLoop]: Abstraction has 7374 states and 10058 transitions. [2021-12-06 19:33:31,919 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.375) internal successors, (123), 4 states have internal predecessors, (123), 2 states have call successors, (19), 6 states have call predecessors, (19), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-12-06 19:33:31,920 INFO L276 IsEmpty]: Start isEmpty. Operand 7374 states and 10058 transitions. [2021-12-06 19:33:31,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-12-06 19:33:31,937 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:33:31,937 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:33:31,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-06 19:33:31,937 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:33:31,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:33:31,938 INFO L85 PathProgramCache]: Analyzing trace with hash -858722726, now seen corresponding path program 1 times [2021-12-06 19:33:31,938 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:33:31,938 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014068616] [2021-12-06 19:33:31,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:33:31,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:33:32,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:33:32,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 19:33:32,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 19:33:32,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:33:32,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:33:32,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:33:32,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 19:33:32,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-06 19:33:32,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-06 19:33:32,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-06 19:33:32,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-06 19:33:32,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:32,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-12-06 19:33:32,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:32,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-06 19:33:32,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:32,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:32,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:33:32,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:33:32,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:32,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:33:32,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-12-06 19:33:32,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-06 19:33:32,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:32,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2021-12-06 19:33:32,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:32,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:33:32,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-06 19:33:32,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-12-06 19:33:32,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-12-06 19:33:32,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:32,397 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 219 trivial. 0 not checked. [2021-12-06 19:33:32,397 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:33:32,397 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1014068616] [2021-12-06 19:33:32,397 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1014068616] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:33:32,398 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:33:32,398 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-06 19:33:32,398 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718863426] [2021-12-06 19:33:32,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:33:32,399 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-06 19:33:32,399 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:33:32,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-06 19:33:32,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-12-06 19:33:32,400 INFO L87 Difference]: Start difference. First operand 7374 states and 10058 transitions. Second operand has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 4 states have internal predecessors, (131), 2 states have call successors, (29), 7 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2021-12-06 19:33:35,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:33:35,458 INFO L93 Difference]: Finished difference Result 23440 states and 34446 transitions. [2021-12-06 19:33:35,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 19:33:35,458 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 4 states have internal predecessors, (131), 2 states have call successors, (29), 7 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 238 [2021-12-06 19:33:35,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:33:35,508 INFO L225 Difference]: With dead ends: 23440 [2021-12-06 19:33:35,508 INFO L226 Difference]: Without dead ends: 16091 [2021-12-06 19:33:35,526 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-12-06 19:33:35,526 INFO L933 BasicCegarLoop]: 1707 mSDtfsCounter, 2506 mSDsluCounter, 4327 mSDsCounter, 0 mSdLazyCounter, 1819 mSolverCounterSat, 1405 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2749 SdHoareTripleChecker+Valid, 6034 SdHoareTripleChecker+Invalid, 3224 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1405 IncrementalHoareTripleChecker+Valid, 1819 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2021-12-06 19:33:35,527 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2749 Valid, 6034 Invalid, 3224 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1405 Valid, 1819 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2021-12-06 19:33:35,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16091 states. [2021-12-06 19:33:35,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16091 to 7382. [2021-12-06 19:33:35,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7382 states, 5266 states have (on average 1.3085833649829093) internal successors, (6891), 5348 states have internal predecessors, (6891), 1558 states have call successors, (1558), 538 states have call predecessors, (1558), 557 states have return successors, (1617), 1547 states have call predecessors, (1617), 1557 states have call successors, (1617) [2021-12-06 19:33:35,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7382 states to 7382 states and 10066 transitions. [2021-12-06 19:33:35,916 INFO L78 Accepts]: Start accepts. Automaton has 7382 states and 10066 transitions. Word has length 238 [2021-12-06 19:33:35,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:33:35,916 INFO L470 AbstractCegarLoop]: Abstraction has 7382 states and 10066 transitions. [2021-12-06 19:33:35,916 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.555555555555555) internal successors, (131), 4 states have internal predecessors, (131), 2 states have call successors, (29), 7 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2021-12-06 19:33:35,917 INFO L276 IsEmpty]: Start isEmpty. Operand 7382 states and 10066 transitions. [2021-12-06 19:33:35,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2021-12-06 19:33:35,942 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:33:35,942 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:33:35,943 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-12-06 19:33:35,943 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:33:35,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:33:35,943 INFO L85 PathProgramCache]: Analyzing trace with hash 801008401, now seen corresponding path program 1 times [2021-12-06 19:33:35,943 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:33:35,943 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335881539] [2021-12-06 19:33:35,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:33:35,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:33:36,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:36,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:33:36,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:36,131 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 19:33:36,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:36,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 19:33:36,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:36,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:33:36,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:36,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:33:36,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:36,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:33:36,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:36,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 19:33:36,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:36,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-06 19:33:36,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:36,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-06 19:33:36,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:36,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-06 19:33:36,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:36,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-06 19:33:36,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:36,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:36,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:36,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-12-06 19:33:36,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:36,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:36,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:36,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2021-12-06 19:33:36,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:36,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-12-06 19:33:36,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:36,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-12-06 19:33:36,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:36,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 19:33:36,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:36,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:36,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:36,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-06 19:33:36,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:36,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-06 19:33:36,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:36,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:36,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:36,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-06 19:33:36,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:36,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2021-12-06 19:33:36,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:36,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-12-06 19:33:36,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:36,284 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2021-12-06 19:33:36,284 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:33:36,284 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335881539] [2021-12-06 19:33:36,284 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [335881539] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:33:36,284 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:33:36,284 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-06 19:33:36,284 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594949478] [2021-12-06 19:33:36,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:33:36,285 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-06 19:33:36,285 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:33:36,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-06 19:33:36,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-12-06 19:33:36,286 INFO L87 Difference]: Start difference. First operand 7382 states and 10066 transitions. Second operand has 9 states, 9 states have (on average 16.666666666666668) internal successors, (150), 4 states have internal predecessors, (150), 2 states have call successors, (26), 7 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-12-06 19:33:40,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:33:40,017 INFO L93 Difference]: Finished difference Result 18638 states and 25693 transitions. [2021-12-06 19:33:40,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-06 19:33:40,018 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 16.666666666666668) internal successors, (150), 4 states have internal predecessors, (150), 2 states have call successors, (26), 7 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 234 [2021-12-06 19:33:40,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:33:40,043 INFO L225 Difference]: With dead ends: 18638 [2021-12-06 19:33:40,043 INFO L226 Difference]: Without dead ends: 11281 [2021-12-06 19:33:40,059 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2021-12-06 19:33:40,059 INFO L933 BasicCegarLoop]: 1838 mSDtfsCounter, 2251 mSDsluCounter, 3946 mSDsCounter, 0 mSdLazyCounter, 2212 mSolverCounterSat, 1759 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2320 SdHoareTripleChecker+Valid, 5784 SdHoareTripleChecker+Invalid, 3971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1759 IncrementalHoareTripleChecker+Valid, 2212 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2021-12-06 19:33:40,060 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2320 Valid, 5784 Invalid, 3971 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1759 Valid, 2212 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2021-12-06 19:33:40,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11281 states. [2021-12-06 19:33:40,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11281 to 7382. [2021-12-06 19:33:40,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7382 states, 5266 states have (on average 1.3085833649829093) internal successors, (6891), 5348 states have internal predecessors, (6891), 1558 states have call successors, (1558), 538 states have call predecessors, (1558), 557 states have return successors, (1617), 1547 states have call predecessors, (1617), 1557 states have call successors, (1617) [2021-12-06 19:33:40,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7382 states to 7382 states and 10066 transitions. [2021-12-06 19:33:40,367 INFO L78 Accepts]: Start accepts. Automaton has 7382 states and 10066 transitions. Word has length 234 [2021-12-06 19:33:40,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:33:40,367 INFO L470 AbstractCegarLoop]: Abstraction has 7382 states and 10066 transitions. [2021-12-06 19:33:40,368 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 16.666666666666668) internal successors, (150), 4 states have internal predecessors, (150), 2 states have call successors, (26), 7 states have call predecessors, (26), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-12-06 19:33:40,368 INFO L276 IsEmpty]: Start isEmpty. Operand 7382 states and 10066 transitions. [2021-12-06 19:33:40,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2021-12-06 19:33:40,380 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:33:40,380 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:33:40,380 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-06 19:33:40,380 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:33:40,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:33:40,381 INFO L85 PathProgramCache]: Analyzing trace with hash 1426489338, now seen corresponding path program 1 times [2021-12-06 19:33:40,381 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:33:40,381 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687008838] [2021-12-06 19:33:40,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:33:40,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:33:40,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:33:40,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 19:33:40,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 19:33:40,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:33:40,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:33:40,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:33:40,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 19:33:40,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-06 19:33:40,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-06 19:33:40,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-06 19:33:40,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-06 19:33:40,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:40,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-12-06 19:33:40,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:40,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-12-06 19:33:40,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:40,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-12-06 19:33:40,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:40,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-12-06 19:33:40,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:40,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:40,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:33:40,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:33:40,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:40,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:33:40,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 19:33:40,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-06 19:33:40,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:40,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2021-12-06 19:33:40,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:40,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:33:40,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-12-06 19:33:40,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-12-06 19:33:40,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2021-12-06 19:33:40,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:40,811 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 23 proven. 2 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-12-06 19:33:40,812 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:33:40,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687008838] [2021-12-06 19:33:40,812 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687008838] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:33:40,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [866327585] [2021-12-06 19:33:40,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:33:40,813 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:33:40,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:33:40,814 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:33:40,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-06 19:33:41,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:41,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 2895 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 19:33:41,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:33:41,628 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 166 trivial. 0 not checked. [2021-12-06 19:33:41,628 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:33:41,628 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [866327585] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:33:41,628 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 19:33:41,628 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [10] total 12 [2021-12-06 19:33:41,628 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129903694] [2021-12-06 19:33:41,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:33:41,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 19:33:41,629 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:33:41,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:33:41,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2021-12-06 19:33:41,630 INFO L87 Difference]: Start difference. First operand 7382 states and 10066 transitions. Second operand has 4 states, 4 states have (on average 34.5) internal successors, (138), 4 states have internal predecessors, (138), 3 states have call successors, (31), 3 states have call predecessors, (31), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-06 19:33:42,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:33:42,562 INFO L93 Difference]: Finished difference Result 22099 states and 30134 transitions. [2021-12-06 19:33:42,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 19:33:42,562 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.5) internal successors, (138), 4 states have internal predecessors, (138), 3 states have call successors, (31), 3 states have call predecessors, (31), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 262 [2021-12-06 19:33:42,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:33:42,609 INFO L225 Difference]: With dead ends: 22099 [2021-12-06 19:33:42,609 INFO L226 Difference]: Without dead ends: 22090 [2021-12-06 19:33:42,616 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 337 GetRequests, 327 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2021-12-06 19:33:42,617 INFO L933 BasicCegarLoop]: 2222 mSDtfsCounter, 2272 mSDsluCounter, 1893 mSDsCounter, 0 mSdLazyCounter, 389 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2272 SdHoareTripleChecker+Valid, 4115 SdHoareTripleChecker+Invalid, 590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-12-06 19:33:42,617 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2272 Valid, 4115 Invalid, 590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 389 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-12-06 19:33:42,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22090 states. [2021-12-06 19:33:43,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22090 to 22058. [2021-12-06 19:33:43,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22058 states, 15730 states have (on average 1.3094723458359823) internal successors, (20598), 15984 states have internal predecessors, (20598), 4658 states have call successors, (4658), 1610 states have call predecessors, (4658), 1669 states have return successors, (4837), 4619 states have call predecessors, (4837), 4657 states have call successors, (4837) [2021-12-06 19:33:43,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22058 states to 22058 states and 30093 transitions. [2021-12-06 19:33:43,387 INFO L78 Accepts]: Start accepts. Automaton has 22058 states and 30093 transitions. Word has length 262 [2021-12-06 19:33:43,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:33:43,388 INFO L470 AbstractCegarLoop]: Abstraction has 22058 states and 30093 transitions. [2021-12-06 19:33:43,388 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.5) internal successors, (138), 4 states have internal predecessors, (138), 3 states have call successors, (31), 3 states have call predecessors, (31), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-06 19:33:43,388 INFO L276 IsEmpty]: Start isEmpty. Operand 22058 states and 30093 transitions. [2021-12-06 19:33:43,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2021-12-06 19:33:43,414 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:33:43,414 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:33:43,438 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-06 19:33:43,615 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:33:43,615 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:33:43,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:33:43,615 INFO L85 PathProgramCache]: Analyzing trace with hash 146625660, now seen corresponding path program 1 times [2021-12-06 19:33:43,616 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:33:43,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062030744] [2021-12-06 19:33:43,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:33:43,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:33:43,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:33:43,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 19:33:43,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 19:33:43,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:33:43,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:33:43,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:33:43,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 19:33:43,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-06 19:33:43,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-06 19:33:43,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-06 19:33:43,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-06 19:33:43,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:43,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-12-06 19:33:43,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:43,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-12-06 19:33:43,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:43,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-12-06 19:33:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:43,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-12-06 19:33:43,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:43,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:43,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:33:43,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:33:43,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:43,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:33:43,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 19:33:43,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-06 19:33:43,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:43,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2021-12-06 19:33:43,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:43,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:33:43,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-12-06 19:33:43,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-12-06 19:33:43,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2021-12-06 19:33:43,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:43,995 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 23 proven. 2 refuted. 0 times theorem prover too weak. 244 trivial. 0 not checked. [2021-12-06 19:33:43,995 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:33:43,995 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062030744] [2021-12-06 19:33:43,996 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1062030744] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:33:43,996 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [352971598] [2021-12-06 19:33:43,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:33:43,996 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:33:43,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:33:43,997 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:33:43,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-06 19:33:44,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:44,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 2890 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-06 19:33:44,419 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:33:44,671 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2021-12-06 19:33:44,671 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:33:44,671 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [352971598] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:33:44,671 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 19:33:44,672 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [10] total 12 [2021-12-06 19:33:44,672 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149862959] [2021-12-06 19:33:44,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:33:44,672 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 19:33:44,672 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:33:44,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:33:44,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2021-12-06 19:33:44,673 INFO L87 Difference]: Start difference. First operand 22058 states and 30093 transitions. Second operand has 4 states, 4 states have (on average 33.75) internal successors, (135), 4 states have internal predecessors, (135), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2021-12-06 19:33:45,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:33:45,800 INFO L93 Difference]: Finished difference Result 54083 states and 74127 transitions. [2021-12-06 19:33:45,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:33:45,801 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.75) internal successors, (135), 4 states have internal predecessors, (135), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 262 [2021-12-06 19:33:45,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:33:45,878 INFO L225 Difference]: With dead ends: 54083 [2021-12-06 19:33:45,878 INFO L226 Difference]: Without dead ends: 32050 [2021-12-06 19:33:45,920 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 339 GetRequests, 328 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2021-12-06 19:33:45,921 INFO L933 BasicCegarLoop]: 1588 mSDtfsCounter, 1594 mSDsluCounter, 2046 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1594 SdHoareTripleChecker+Valid, 3634 SdHoareTripleChecker+Invalid, 227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-06 19:33:45,921 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1594 Valid, 3634 Invalid, 227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-06 19:33:45,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32050 states. [2021-12-06 19:33:46,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32050 to 22050. [2021-12-06 19:33:46,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22050 states, 15722 states have (on average 1.3088665564177586) internal successors, (20578), 15976 states have internal predecessors, (20578), 4658 states have call successors, (4658), 1610 states have call predecessors, (4658), 1669 states have return successors, (4837), 4619 states have call predecessors, (4837), 4657 states have call successors, (4837) [2021-12-06 19:33:46,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22050 states to 22050 states and 30073 transitions. [2021-12-06 19:33:46,759 INFO L78 Accepts]: Start accepts. Automaton has 22050 states and 30073 transitions. Word has length 262 [2021-12-06 19:33:46,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:33:46,760 INFO L470 AbstractCegarLoop]: Abstraction has 22050 states and 30073 transitions. [2021-12-06 19:33:46,760 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.75) internal successors, (135), 4 states have internal predecessors, (135), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2021-12-06 19:33:46,760 INFO L276 IsEmpty]: Start isEmpty. Operand 22050 states and 30073 transitions. [2021-12-06 19:33:46,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2021-12-06 19:33:46,782 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:33:46,782 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:33:46,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-06 19:33:46,983 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-12-06 19:33:46,983 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:33:46,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:33:46,983 INFO L85 PathProgramCache]: Analyzing trace with hash -169780047, now seen corresponding path program 1 times [2021-12-06 19:33:46,983 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:33:46,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707947058] [2021-12-06 19:33:46,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:33:46,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:33:47,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:33:47,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 19:33:47,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 19:33:47,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:33:47,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:33:47,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:33:47,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 19:33:47,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-12-06 19:33:47,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-12-06 19:33:47,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 19:33:47,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:47,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-12-06 19:33:47,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:47,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-12-06 19:33:47,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:47,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-12-06 19:33:47,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:47,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-06 19:33:47,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:47,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:47,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:33:47,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:33:47,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:47,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:33:47,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-12-06 19:33:47,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-06 19:33:47,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:47,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-12-06 19:33:47,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:47,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:33:47,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-12-06 19:33:47,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 19:33:47,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-12-06 19:33:47,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-12-06 19:33:47,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:47,261 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2021-12-06 19:33:47,261 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:33:47,261 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707947058] [2021-12-06 19:33:47,261 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707947058] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:33:47,261 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:33:47,262 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-06 19:33:47,262 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115157417] [2021-12-06 19:33:47,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:33:47,262 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-06 19:33:47,262 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:33:47,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-06 19:33:47,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-12-06 19:33:47,263 INFO L87 Difference]: Start difference. First operand 22050 states and 30073 transitions. Second operand has 8 states, 8 states have (on average 17.25) internal successors, (138), 3 states have internal predecessors, (138), 2 states have call successors, (31), 7 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-06 19:33:50,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:33:50,007 INFO L93 Difference]: Finished difference Result 36143 states and 49617 transitions. [2021-12-06 19:33:50,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-06 19:33:50,007 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 17.25) internal successors, (138), 3 states have internal predecessors, (138), 2 states have call successors, (31), 7 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 265 [2021-12-06 19:33:50,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:33:50,039 INFO L225 Difference]: With dead ends: 36143 [2021-12-06 19:33:50,039 INFO L226 Difference]: Without dead ends: 14115 [2021-12-06 19:33:50,072 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-12-06 19:33:50,074 INFO L933 BasicCegarLoop]: 1086 mSDtfsCounter, 754 mSDsluCounter, 2452 mSDsCounter, 0 mSdLazyCounter, 1244 mSolverCounterSat, 683 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 803 SdHoareTripleChecker+Valid, 3538 SdHoareTripleChecker+Invalid, 1927 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 683 IncrementalHoareTripleChecker+Valid, 1244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-12-06 19:33:50,075 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [803 Valid, 3538 Invalid, 1927 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [683 Valid, 1244 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-12-06 19:33:50,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14115 states. [2021-12-06 19:33:50,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14115 to 12569. [2021-12-06 19:33:50,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12569 states, 8956 states have (on average 1.308731576596695) internal successors, (11721), 9095 states have internal predecessors, (11721), 2654 states have call successors, (2654), 929 states have call predecessors, (2654), 958 states have return successors, (2743), 2631 states have call predecessors, (2743), 2653 states have call successors, (2743) [2021-12-06 19:33:50,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12569 states to 12569 states and 17118 transitions. [2021-12-06 19:33:50,614 INFO L78 Accepts]: Start accepts. Automaton has 12569 states and 17118 transitions. Word has length 265 [2021-12-06 19:33:50,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:33:50,614 INFO L470 AbstractCegarLoop]: Abstraction has 12569 states and 17118 transitions. [2021-12-06 19:33:50,614 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 17.25) internal successors, (138), 3 states have internal predecessors, (138), 2 states have call successors, (31), 7 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-06 19:33:50,614 INFO L276 IsEmpty]: Start isEmpty. Operand 12569 states and 17118 transitions. [2021-12-06 19:33:50,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2021-12-06 19:33:50,628 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:33:50,628 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:33:50,628 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-12-06 19:33:50,628 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:33:50,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:33:50,629 INFO L85 PathProgramCache]: Analyzing trace with hash -871787093, now seen corresponding path program 1 times [2021-12-06 19:33:50,629 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:33:50,629 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385164932] [2021-12-06 19:33:50,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:33:50,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:33:50,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:33:50,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 19:33:50,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 19:33:50,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:33:50,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:33:50,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:33:50,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 19:33:50,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-06 19:33:50,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-06 19:33:50,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-06 19:33:50,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-06 19:33:50,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:50,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-12-06 19:33:50,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:50,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-12-06 19:33:50,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:50,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-12-06 19:33:50,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:50,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-12-06 19:33:50,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:50,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:50,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:33:50,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:33:50,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:50,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:33:50,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 19:33:50,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-06 19:33:50,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:50,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2021-12-06 19:33:50,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:50,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:50,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:33:50,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:51,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-12-06 19:33:51,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:51,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-12-06 19:33:51,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:51,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2021-12-06 19:33:51,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:51,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 19:33:51,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:51,029 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 33 proven. 4 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2021-12-06 19:33:51,029 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:33:51,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385164932] [2021-12-06 19:33:51,029 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385164932] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:33:51,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1422065255] [2021-12-06 19:33:51,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:33:51,029 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:33:51,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:33:51,030 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:33:51,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-06 19:33:51,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:51,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 2982 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 19:33:51,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:33:51,704 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-12-06 19:33:51,704 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:33:51,704 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1422065255] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:33:51,705 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 19:33:51,705 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2021-12-06 19:33:51,705 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913764919] [2021-12-06 19:33:51,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:33:51,705 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:33:51,705 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:33:51,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:33:51,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-12-06 19:33:51,706 INFO L87 Difference]: Start difference. First operand 12569 states and 17118 transitions. Second operand has 3 states, 3 states have (on average 48.666666666666664) internal successors, (146), 3 states have internal predecessors, (146), 3 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2021-12-06 19:33:52,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:33:52,049 INFO L93 Difference]: Finished difference Result 23626 states and 32193 transitions. [2021-12-06 19:33:52,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:33:52,049 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.666666666666664) internal successors, (146), 3 states have internal predecessors, (146), 3 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 272 [2021-12-06 19:33:52,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:33:52,070 INFO L225 Difference]: With dead ends: 23626 [2021-12-06 19:33:52,071 INFO L226 Difference]: Without dead ends: 11082 [2021-12-06 19:33:52,090 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 349 GetRequests, 340 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-12-06 19:33:52,090 INFO L933 BasicCegarLoop]: 1719 mSDtfsCounter, 959 mSDsluCounter, 684 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 959 SdHoareTripleChecker+Valid, 2403 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 19:33:52,091 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [959 Valid, 2403 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 19:33:52,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11082 states. [2021-12-06 19:33:52,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11082 to 11082. [2021-12-06 19:33:52,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11082 states, 7903 states have (on average 1.3046944198405668) internal successors, (10311), 8030 states have internal predecessors, (10311), 2336 states have call successors, (2336), 813 states have call predecessors, (2336), 842 states have return successors, (2422), 2316 states have call predecessors, (2422), 2335 states have call successors, (2422) [2021-12-06 19:33:52,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11082 states to 11082 states and 15069 transitions. [2021-12-06 19:33:52,480 INFO L78 Accepts]: Start accepts. Automaton has 11082 states and 15069 transitions. Word has length 272 [2021-12-06 19:33:52,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:33:52,481 INFO L470 AbstractCegarLoop]: Abstraction has 11082 states and 15069 transitions. [2021-12-06 19:33:52,481 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.666666666666664) internal successors, (146), 3 states have internal predecessors, (146), 3 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2021-12-06 19:33:52,481 INFO L276 IsEmpty]: Start isEmpty. Operand 11082 states and 15069 transitions. [2021-12-06 19:33:52,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2021-12-06 19:33:52,491 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:33:52,492 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:33:52,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-12-06 19:33:52,692 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:33:52,694 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:33:52,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:33:52,695 INFO L85 PathProgramCache]: Analyzing trace with hash 274218088, now seen corresponding path program 1 times [2021-12-06 19:33:52,695 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:33:52,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469343622] [2021-12-06 19:33:52,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:33:52,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:33:52,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:33:52,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 19:33:52,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 19:33:52,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:33:52,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:33:52,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:33:52,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 19:33:52,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-12-06 19:33:52,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-06 19:33:52,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-06 19:33:52,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-12-06 19:33:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:52,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-06 19:33:52,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:52,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-06 19:33:52,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:52,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 19:33:52,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:52,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-12-06 19:33:52,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:52,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:52,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:33:52,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:33:52,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:52,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:33:52,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-12-06 19:33:52,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-06 19:33:52,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:52,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-06 19:33:52,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:52,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:33:52,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2021-12-06 19:33:52,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-12-06 19:33:52,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 19:33:52,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:52,973 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2021-12-06 19:33:52,973 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:33:52,973 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469343622] [2021-12-06 19:33:52,973 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469343622] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:33:52,973 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:33:52,974 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-06 19:33:52,974 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [539717273] [2021-12-06 19:33:52,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:33:52,974 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-06 19:33:52,974 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:33:52,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-06 19:33:52,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-12-06 19:33:52,975 INFO L87 Difference]: Start difference. First operand 11082 states and 15069 transitions. Second operand has 8 states, 8 states have (on average 18.75) internal successors, (150), 3 states have internal predecessors, (150), 2 states have call successors, (31), 7 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-06 19:33:56,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:33:56,774 INFO L93 Difference]: Finished difference Result 25785 states and 35198 transitions. [2021-12-06 19:33:56,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-06 19:33:56,774 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 18.75) internal successors, (150), 3 states have internal predecessors, (150), 2 states have call successors, (31), 7 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 281 [2021-12-06 19:33:56,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:33:56,802 INFO L225 Difference]: With dead ends: 25785 [2021-12-06 19:33:56,802 INFO L226 Difference]: Without dead ends: 14657 [2021-12-06 19:33:56,820 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2021-12-06 19:33:56,820 INFO L933 BasicCegarLoop]: 1380 mSDtfsCounter, 1330 mSDsluCounter, 3215 mSDsCounter, 0 mSdLazyCounter, 2179 mSolverCounterSat, 719 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1446 SdHoareTripleChecker+Valid, 4595 SdHoareTripleChecker+Invalid, 2898 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 719 IncrementalHoareTripleChecker+Valid, 2179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2021-12-06 19:33:56,820 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1446 Valid, 4595 Invalid, 2898 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [719 Valid, 2179 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2021-12-06 19:33:56,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14657 states. [2021-12-06 19:33:57,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14657 to 13090. [2021-12-06 19:33:57,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13090 states, 9469 states have (on average 1.3028830921955856) internal successors, (12337), 9642 states have internal predecessors, (12337), 2578 states have call successors, (2578), 998 states have call predecessors, (2578), 1042 states have return successors, (2712), 2536 states have call predecessors, (2712), 2577 states have call successors, (2712) [2021-12-06 19:33:57,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13090 states to 13090 states and 17627 transitions. [2021-12-06 19:33:57,328 INFO L78 Accepts]: Start accepts. Automaton has 13090 states and 17627 transitions. Word has length 281 [2021-12-06 19:33:57,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:33:57,328 INFO L470 AbstractCegarLoop]: Abstraction has 13090 states and 17627 transitions. [2021-12-06 19:33:57,329 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 18.75) internal successors, (150), 3 states have internal predecessors, (150), 2 states have call successors, (31), 7 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-06 19:33:57,329 INFO L276 IsEmpty]: Start isEmpty. Operand 13090 states and 17627 transitions. [2021-12-06 19:33:57,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2021-12-06 19:33:57,338 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:33:57,338 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:33:57,338 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-06 19:33:57,338 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:33:57,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:33:57,338 INFO L85 PathProgramCache]: Analyzing trace with hash 860166616, now seen corresponding path program 2 times [2021-12-06 19:33:57,339 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:33:57,339 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645126457] [2021-12-06 19:33:57,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:33:57,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:33:57,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:33:57,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 19:33:57,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 19:33:57,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:33:57,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:33:57,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:33:57,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 19:33:57,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-06 19:33:57,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-06 19:33:57,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-06 19:33:57,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-06 19:33:57,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:57,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-12-06 19:33:57,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:57,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-12-06 19:33:57,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:57,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-12-06 19:33:57,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:57,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-12-06 19:33:57,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:57,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:57,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:33:57,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:33:57,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:57,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:33:57,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 19:33:57,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-06 19:33:57,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:57,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2021-12-06 19:33:57,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:33:57,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:33:57,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-12-06 19:33:57,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-12-06 19:33:57,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2021-12-06 19:33:57,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:33:57,695 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 28 proven. 2 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2021-12-06 19:33:57,695 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:33:57,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1645126457] [2021-12-06 19:33:57,696 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1645126457] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:33:57,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1440701702] [2021-12-06 19:33:57,696 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 19:33:57,696 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:33:57,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:33:57,697 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:33:57,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-06 19:33:58,121 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-06 19:33:58,121 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 19:33:58,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 2946 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 19:33:58,135 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:33:58,345 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2021-12-06 19:33:58,345 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:33:58,345 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1440701702] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:33:58,346 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 19:33:58,346 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2021-12-06 19:33:58,346 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293477067] [2021-12-06 19:33:58,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:33:58,346 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:33:58,347 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:33:58,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:33:58,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-12-06 19:33:58,347 INFO L87 Difference]: Start difference. First operand 13090 states and 17627 transitions. Second operand has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 3 states have call successors, (31), 3 states have call predecessors, (31), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-06 19:33:59,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:33:59,005 INFO L93 Difference]: Finished difference Result 30691 states and 41287 transitions. [2021-12-06 19:33:59,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:33:59,006 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 3 states have call successors, (31), 3 states have call predecessors, (31), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 281 [2021-12-06 19:33:59,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:33:59,040 INFO L225 Difference]: With dead ends: 30691 [2021-12-06 19:33:59,040 INFO L226 Difference]: Without dead ends: 17727 [2021-12-06 19:33:59,062 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 356 GetRequests, 347 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-12-06 19:33:59,062 INFO L933 BasicCegarLoop]: 1240 mSDtfsCounter, 890 mSDsluCounter, 975 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 890 SdHoareTripleChecker+Valid, 2215 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 19:33:59,063 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [890 Valid, 2215 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 19:33:59,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17727 states. [2021-12-06 19:33:59,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17727 to 17592. [2021-12-06 19:33:59,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17592 states, 12909 states have (on average 1.3019598729568518) internal successors, (16807), 13133 states have internal predecessors, (16807), 3231 states have call successors, (3231), 1396 states have call predecessors, (3231), 1451 states have return successors, (3399), 3169 states have call predecessors, (3399), 3230 states have call successors, (3399) [2021-12-06 19:33:59,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17592 states to 17592 states and 23437 transitions. [2021-12-06 19:33:59,670 INFO L78 Accepts]: Start accepts. Automaton has 17592 states and 23437 transitions. Word has length 281 [2021-12-06 19:33:59,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:33:59,671 INFO L470 AbstractCegarLoop]: Abstraction has 17592 states and 23437 transitions. [2021-12-06 19:33:59,671 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 3 states have call successors, (31), 3 states have call predecessors, (31), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-06 19:33:59,671 INFO L276 IsEmpty]: Start isEmpty. Operand 17592 states and 23437 transitions. [2021-12-06 19:33:59,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2021-12-06 19:33:59,677 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:33:59,677 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:33:59,705 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-12-06 19:33:59,878 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-12-06 19:33:59,879 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:33:59,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:33:59,880 INFO L85 PathProgramCache]: Analyzing trace with hash 1315801294, now seen corresponding path program 1 times [2021-12-06 19:33:59,881 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:33:59,881 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204881173] [2021-12-06 19:33:59,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:33:59,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:33:59,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:00,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 19:34:00,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 19:34:00,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:34:00,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:34:00,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:34:00,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 19:34:00,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-06 19:34:00,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-06 19:34:00,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-06 19:34:00,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-06 19:34:00,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:00,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-12-06 19:34:00,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:00,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-12-06 19:34:00,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:00,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-12-06 19:34:00,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:00,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-12-06 19:34:00,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:00,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:00,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:00,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:34:00,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:00,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:00,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 19:34:00,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-06 19:34:00,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:00,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2021-12-06 19:34:00,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:00,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:00,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-12-06 19:34:00,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-12-06 19:34:00,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2021-12-06 19:34:00,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 19:34:00,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:00,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 19:34:00,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,277 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 29 proven. 2 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2021-12-06 19:34:00,277 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:34:00,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204881173] [2021-12-06 19:34:00,278 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204881173] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:34:00,278 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [178489143] [2021-12-06 19:34:00,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:34:00,278 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:34:00,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:34:00,279 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:34:00,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-06 19:34:00,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:00,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 3045 conjuncts, 17 conjunts are in the unsatisfiable core [2021-12-06 19:34:00,709 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:34:00,907 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2021-12-06 19:34:00,907 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:34:00,907 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [178489143] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:34:00,907 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 19:34:00,908 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [11] total 11 [2021-12-06 19:34:00,908 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711856596] [2021-12-06 19:34:00,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:34:00,908 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 19:34:00,908 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:34:00,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:34:00,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-12-06 19:34:00,909 INFO L87 Difference]: Start difference. First operand 17592 states and 23437 transitions. Second operand has 5 states, 5 states have (on average 32.6) internal successors, (163), 4 states have internal predecessors, (163), 2 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2021-12-06 19:34:01,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:34:01,459 INFO L93 Difference]: Finished difference Result 35080 states and 46829 transitions. [2021-12-06 19:34:01,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:34:01,459 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 32.6) internal successors, (163), 4 states have internal predecessors, (163), 2 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) Word has length 287 [2021-12-06 19:34:01,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:34:01,502 INFO L225 Difference]: With dead ends: 35080 [2021-12-06 19:34:01,503 INFO L226 Difference]: Without dead ends: 17614 [2021-12-06 19:34:01,530 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 368 GetRequests, 356 SyntacticMatches, 3 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-12-06 19:34:01,530 INFO L933 BasicCegarLoop]: 1146 mSDtfsCounter, 2 mSDsluCounter, 3433 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 4579 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 19:34:01,531 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 4579 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 19:34:01,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17614 states. [2021-12-06 19:34:02,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17614 to 17592. [2021-12-06 19:34:02,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17592 states, 12891 states have (on average 1.2995888604452719) internal successors, (16753), 13124 states have internal predecessors, (16753), 3231 states have call successors, (3231), 1396 states have call predecessors, (3231), 1469 states have return successors, (3430), 3178 states have call predecessors, (3430), 3230 states have call successors, (3430) [2021-12-06 19:34:02,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17592 states to 17592 states and 23414 transitions. [2021-12-06 19:34:02,128 INFO L78 Accepts]: Start accepts. Automaton has 17592 states and 23414 transitions. Word has length 287 [2021-12-06 19:34:02,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:34:02,128 INFO L470 AbstractCegarLoop]: Abstraction has 17592 states and 23414 transitions. [2021-12-06 19:34:02,128 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 32.6) internal successors, (163), 4 states have internal predecessors, (163), 2 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2021-12-06 19:34:02,128 INFO L276 IsEmpty]: Start isEmpty. Operand 17592 states and 23414 transitions. [2021-12-06 19:34:02,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2021-12-06 19:34:02,135 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:34:02,135 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 9, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:34:02,170 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-06 19:34:02,336 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-12-06 19:34:02,338 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:34:02,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:34:02,339 INFO L85 PathProgramCache]: Analyzing trace with hash -383616789, now seen corresponding path program 1 times [2021-12-06 19:34:02,339 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:34:02,339 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696976083] [2021-12-06 19:34:02,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:34:02,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:34:02,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:02,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 19:34:02,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 19:34:02,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:34:02,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:34:02,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:34:02,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 19:34:02,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-06 19:34:02,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-06 19:34:02,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-06 19:34:02,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-06 19:34:02,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:02,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-12-06 19:34:02,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:02,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-12-06 19:34:02,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:02,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-12-06 19:34:02,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:02,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-12-06 19:34:02,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:02,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:02,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:02,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:34:02,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:02,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:02,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-06 19:34:02,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-06 19:34:02,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:02,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 19:34:02,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 19:34:02,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:02,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:02,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-12-06 19:34:02,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2021-12-06 19:34:02,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2021-12-06 19:34:02,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2021-12-06 19:34:02,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:02,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 19:34:02,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:02,856 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 13 proven. 8 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2021-12-06 19:34:02,856 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:34:02,856 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696976083] [2021-12-06 19:34:02,856 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696976083] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:34:02,856 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [37167312] [2021-12-06 19:34:02,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:34:02,856 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:34:02,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:34:02,857 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:34:02,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-12-06 19:34:03,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:03,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 3087 conjuncts, 19 conjunts are in the unsatisfiable core [2021-12-06 19:34:03,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:34:03,528 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2021-12-06 19:34:03,528 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:34:03,528 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [37167312] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:34:03,528 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 19:34:03,528 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [12] total 12 [2021-12-06 19:34:03,528 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767899894] [2021-12-06 19:34:03,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:34:03,529 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 19:34:03,529 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:34:03,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 19:34:03,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2021-12-06 19:34:03,529 INFO L87 Difference]: Start difference. First operand 17592 states and 23414 transitions. Second operand has 6 states, 6 states have (on average 27.0) internal successors, (162), 5 states have internal predecessors, (162), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (34), 3 states have call predecessors, (34), 2 states have call successors, (34) [2021-12-06 19:34:04,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:34:04,301 INFO L93 Difference]: Finished difference Result 37679 states and 50668 transitions. [2021-12-06 19:34:04,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 19:34:04,301 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 27.0) internal successors, (162), 5 states have internal predecessors, (162), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (34), 3 states have call predecessors, (34), 2 states have call successors, (34) Word has length 294 [2021-12-06 19:34:04,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:34:04,342 INFO L225 Difference]: With dead ends: 37679 [2021-12-06 19:34:04,342 INFO L226 Difference]: Without dead ends: 20213 [2021-12-06 19:34:04,364 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 365 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2021-12-06 19:34:04,364 INFO L933 BasicCegarLoop]: 1496 mSDtfsCounter, 534 mSDsluCounter, 5381 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 534 SdHoareTripleChecker+Valid, 6877 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-06 19:34:04,365 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [534 Valid, 6877 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-06 19:34:04,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20213 states. [2021-12-06 19:34:04,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20213 to 17682. [2021-12-06 19:34:04,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17682 states, 12963 states have (on average 1.2979248630718199) internal successors, (16825), 13196 states have internal predecessors, (16825), 3231 states have call successors, (3231), 1396 states have call predecessors, (3231), 1487 states have return successors, (3484), 3196 states have call predecessors, (3484), 3230 states have call successors, (3484) [2021-12-06 19:34:04,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17682 states to 17682 states and 23540 transitions. [2021-12-06 19:34:04,979 INFO L78 Accepts]: Start accepts. Automaton has 17682 states and 23540 transitions. Word has length 294 [2021-12-06 19:34:04,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:34:04,979 INFO L470 AbstractCegarLoop]: Abstraction has 17682 states and 23540 transitions. [2021-12-06 19:34:04,979 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 27.0) internal successors, (162), 5 states have internal predecessors, (162), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (34), 3 states have call predecessors, (34), 2 states have call successors, (34) [2021-12-06 19:34:04,979 INFO L276 IsEmpty]: Start isEmpty. Operand 17682 states and 23540 transitions. [2021-12-06 19:34:04,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2021-12-06 19:34:04,985 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:34:04,986 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 9, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:34:05,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2021-12-06 19:34:05,186 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-12-06 19:34:05,188 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:34:05,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:34:05,189 INFO L85 PathProgramCache]: Analyzing trace with hash 700719405, now seen corresponding path program 1 times [2021-12-06 19:34:05,189 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:34:05,189 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194026253] [2021-12-06 19:34:05,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:34:05,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:34:05,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:05,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 19:34:05,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 19:34:05,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:34:05,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:34:05,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:34:05,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 19:34:05,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-06 19:34:05,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-06 19:34:05,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:05,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-12-06 19:34:05,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-06 19:34:05,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:05,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-06 19:34:05,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:05,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2021-12-06 19:34:05,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:05,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-12-06 19:34:05,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:05,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-06 19:34:05,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:05,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:05,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:05,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:34:05,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:05,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:05,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-12-06 19:34:05,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-06 19:34:05,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:05,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 19:34:05,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-12-06 19:34:05,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:05,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:05,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 19:34:05,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2021-12-06 19:34:05,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2021-12-06 19:34:05,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-12-06 19:34:05,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:05,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 19:34:05,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:05,636 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2021-12-06 19:34:05,636 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:34:05,636 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194026253] [2021-12-06 19:34:05,636 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194026253] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:34:05,636 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [720977003] [2021-12-06 19:34:05,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:34:05,637 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:34:05,637 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:34:05,637 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:34:05,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-12-06 19:34:06,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:06,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 3113 conjuncts, 9 conjunts are in the unsatisfiable core [2021-12-06 19:34:06,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:34:06,384 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2021-12-06 19:34:06,385 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:34:06,385 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [720977003] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:34:06,385 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 19:34:06,385 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [14] total 17 [2021-12-06 19:34:06,385 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82349387] [2021-12-06 19:34:06,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:34:06,385 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 19:34:06,386 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:34:06,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:34:06,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2021-12-06 19:34:06,386 INFO L87 Difference]: Start difference. First operand 17682 states and 23540 transitions. Second operand has 5 states, 5 states have (on average 32.2) internal successors, (161), 5 states have internal predecessors, (161), 3 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (35), 2 states have call predecessors, (35), 3 states have call successors, (35) [2021-12-06 19:34:07,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:34:07,042 INFO L93 Difference]: Finished difference Result 35459 states and 47342 transitions. [2021-12-06 19:34:07,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:34:07,043 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 32.2) internal successors, (161), 5 states have internal predecessors, (161), 3 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (35), 2 states have call predecessors, (35), 3 states have call successors, (35) Word has length 300 [2021-12-06 19:34:07,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:34:07,089 INFO L225 Difference]: With dead ends: 35459 [2021-12-06 19:34:07,090 INFO L226 Difference]: Without dead ends: 17885 [2021-12-06 19:34:07,119 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 386 GetRequests, 370 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2021-12-06 19:34:07,119 INFO L933 BasicCegarLoop]: 1306 mSDtfsCounter, 453 mSDsluCounter, 3352 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 563 SdHoareTripleChecker+Valid, 4658 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 19:34:07,119 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [563 Valid, 4658 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 19:34:07,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17885 states. [2021-12-06 19:34:07,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17885 to 17736. [2021-12-06 19:34:07,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17736 states, 13023 states have (on average 1.297243338708439) internal successors, (16894), 13262 states have internal predecessors, (16894), 3213 states have call successors, (3213), 1396 states have call predecessors, (3213), 1499 states have return successors, (3478), 3184 states have call predecessors, (3478), 3212 states have call successors, (3478) [2021-12-06 19:34:07,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17736 states to 17736 states and 23585 transitions. [2021-12-06 19:34:07,777 INFO L78 Accepts]: Start accepts. Automaton has 17736 states and 23585 transitions. Word has length 300 [2021-12-06 19:34:07,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:34:07,777 INFO L470 AbstractCegarLoop]: Abstraction has 17736 states and 23585 transitions. [2021-12-06 19:34:07,777 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 32.2) internal successors, (161), 5 states have internal predecessors, (161), 3 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (35), 2 states have call predecessors, (35), 3 states have call successors, (35) [2021-12-06 19:34:07,777 INFO L276 IsEmpty]: Start isEmpty. Operand 17736 states and 23585 transitions. [2021-12-06 19:34:07,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2021-12-06 19:34:07,784 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:34:07,784 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 9, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:34:07,807 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2021-12-06 19:34:07,984 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-12-06 19:34:07,985 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:34:07,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:34:07,986 INFO L85 PathProgramCache]: Analyzing trace with hash 2060826870, now seen corresponding path program 1 times [2021-12-06 19:34:07,987 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:34:07,987 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229109987] [2021-12-06 19:34:07,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:34:07,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:34:08,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:08,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 19:34:08,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 19:34:08,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:34:08,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:34:08,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:34:08,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 19:34:08,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-06 19:34:08,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-06 19:34:08,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:08,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-12-06 19:34:08,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-06 19:34:08,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:08,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-06 19:34:08,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:08,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2021-12-06 19:34:08,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:08,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-12-06 19:34:08,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:08,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-06 19:34:08,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:08,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:08,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:08,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:34:08,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:08,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:08,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-12-06 19:34:08,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-06 19:34:08,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:08,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 19:34:08,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-12-06 19:34:08,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:08,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:08,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 19:34:08,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2021-12-06 19:34:08,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-12-06 19:34:08,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-12-06 19:34:08,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:08,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 19:34:08,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,468 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2021-12-06 19:34:08,468 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:34:08,468 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229109987] [2021-12-06 19:34:08,468 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1229109987] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:34:08,469 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [616700390] [2021-12-06 19:34:08,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:34:08,469 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:34:08,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:34:08,470 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:34:08,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-12-06 19:34:08,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:08,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 3221 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-06 19:34:08,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:34:09,141 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 49 proven. 1 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2021-12-06 19:34:09,141 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:34:09,435 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2021-12-06 19:34:09,436 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [616700390] provided 1 perfect and 1 imperfect interpolant sequences [2021-12-06 19:34:09,436 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-12-06 19:34:09,436 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [14, 5] total 18 [2021-12-06 19:34:09,436 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946076069] [2021-12-06 19:34:09,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:34:09,436 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 19:34:09,437 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:34:09,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:34:09,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=261, Unknown=0, NotChecked=0, Total=306 [2021-12-06 19:34:09,437 INFO L87 Difference]: Start difference. First operand 17736 states and 23585 transitions. Second operand has 4 states, 4 states have (on average 39.75) internal successors, (159), 4 states have internal predecessors, (159), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2021-12-06 19:34:10,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:34:10,106 INFO L93 Difference]: Finished difference Result 35409 states and 47192 transitions. [2021-12-06 19:34:10,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 19:34:10,106 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 39.75) internal successors, (159), 4 states have internal predecessors, (159), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 301 [2021-12-06 19:34:10,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:34:10,148 INFO L225 Difference]: With dead ends: 35409 [2021-12-06 19:34:10,148 INFO L226 Difference]: Without dead ends: 17799 [2021-12-06 19:34:10,175 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 686 GetRequests, 670 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=261, Unknown=0, NotChecked=0, Total=306 [2021-12-06 19:34:10,176 INFO L933 BasicCegarLoop]: 1140 mSDtfsCounter, 4 mSDsluCounter, 1138 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 2278 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 19:34:10,176 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 2278 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 19:34:10,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17799 states. [2021-12-06 19:34:10,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17799 to 17769. [2021-12-06 19:34:10,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17769 states, 13056 states have (on average 1.2964920343137254) internal successors, (16927), 13295 states have internal predecessors, (16927), 3213 states have call successors, (3213), 1396 states have call predecessors, (3213), 1499 states have return successors, (3478), 3184 states have call predecessors, (3478), 3212 states have call successors, (3478) [2021-12-06 19:34:10,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17769 states to 17769 states and 23618 transitions. [2021-12-06 19:34:10,843 INFO L78 Accepts]: Start accepts. Automaton has 17769 states and 23618 transitions. Word has length 301 [2021-12-06 19:34:10,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:34:10,843 INFO L470 AbstractCegarLoop]: Abstraction has 17769 states and 23618 transitions. [2021-12-06 19:34:10,843 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 39.75) internal successors, (159), 4 states have internal predecessors, (159), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2021-12-06 19:34:10,843 INFO L276 IsEmpty]: Start isEmpty. Operand 17769 states and 23618 transitions. [2021-12-06 19:34:10,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2021-12-06 19:34:10,849 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:34:10,850 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 9, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:34:10,872 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2021-12-06 19:34:11,050 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-12-06 19:34:11,052 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:34:11,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:34:11,054 INFO L85 PathProgramCache]: Analyzing trace with hash -520480309, now seen corresponding path program 1 times [2021-12-06 19:34:11,054 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:34:11,055 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087879065] [2021-12-06 19:34:11,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:34:11,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:34:11,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:11,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 19:34:11,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 19:34:11,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:34:11,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:34:11,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:34:11,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 19:34:11,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-06 19:34:11,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-06 19:34:11,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:11,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-12-06 19:34:11,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-06 19:34:11,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:11,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-06 19:34:11,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:11,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2021-12-06 19:34:11,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:11,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-12-06 19:34:11,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:11,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-06 19:34:11,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:11,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:11,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:11,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:34:11,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:11,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:11,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-12-06 19:34:11,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-06 19:34:11,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:11,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 19:34:11,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-12-06 19:34:11,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:11,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:11,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 19:34:11,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 19:34:11,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2021-12-06 19:34:11,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2021-12-06 19:34:11,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:11,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 19:34:11,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:11,458 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2021-12-06 19:34:11,458 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:34:11,458 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087879065] [2021-12-06 19:34:11,458 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2087879065] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:34:11,458 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [103687251] [2021-12-06 19:34:11,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:34:11,458 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:34:11,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:34:11,459 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:34:11,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-12-06 19:34:12,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:12,020 INFO L263 TraceCheckSpWp]: Trace formula consists of 3240 conjuncts, 31 conjunts are in the unsatisfiable core [2021-12-06 19:34:12,027 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:34:12,318 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2021-12-06 19:34:12,318 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:34:12,318 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [103687251] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:34:12,318 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 19:34:12,318 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [14] total 18 [2021-12-06 19:34:12,318 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626302797] [2021-12-06 19:34:12,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:34:12,319 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 19:34:12,319 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:34:12,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 19:34:12,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2021-12-06 19:34:12,319 INFO L87 Difference]: Start difference. First operand 17769 states and 23618 transitions. Second operand has 7 states, 7 states have (on average 25.142857142857142) internal successors, (176), 5 states have internal predecessors, (176), 2 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (37), 4 states have call predecessors, (37), 2 states have call successors, (37) [2021-12-06 19:34:12,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:34:12,921 INFO L93 Difference]: Finished difference Result 35577 states and 47324 transitions. [2021-12-06 19:34:12,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 19:34:12,922 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 25.142857142857142) internal successors, (176), 5 states have internal predecessors, (176), 2 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (37), 4 states have call predecessors, (37), 2 states have call successors, (37) Word has length 302 [2021-12-06 19:34:12,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:34:12,957 INFO L225 Difference]: With dead ends: 35577 [2021-12-06 19:34:12,957 INFO L226 Difference]: Without dead ends: 17934 [2021-12-06 19:34:12,984 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 387 GetRequests, 370 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2021-12-06 19:34:12,985 INFO L933 BasicCegarLoop]: 1145 mSDtfsCounter, 0 mSDsluCounter, 5716 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6861 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 19:34:12,985 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 6861 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 19:34:12,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17934 states. [2021-12-06 19:34:13,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17934 to 17859. [2021-12-06 19:34:13,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17859 states, 13128 states have (on average 1.2948659354052408) internal successors, (16999), 13349 states have internal predecessors, (16999), 3213 states have call successors, (3213), 1396 states have call predecessors, (3213), 1517 states have return successors, (3544), 3220 states have call predecessors, (3544), 3212 states have call successors, (3544) [2021-12-06 19:34:13,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17859 states to 17859 states and 23756 transitions. [2021-12-06 19:34:13,751 INFO L78 Accepts]: Start accepts. Automaton has 17859 states and 23756 transitions. Word has length 302 [2021-12-06 19:34:13,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:34:13,751 INFO L470 AbstractCegarLoop]: Abstraction has 17859 states and 23756 transitions. [2021-12-06 19:34:13,751 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.142857142857142) internal successors, (176), 5 states have internal predecessors, (176), 2 states have call successors, (37), 2 states have call predecessors, (37), 4 states have return successors, (37), 4 states have call predecessors, (37), 2 states have call successors, (37) [2021-12-06 19:34:13,751 INFO L276 IsEmpty]: Start isEmpty. Operand 17859 states and 23756 transitions. [2021-12-06 19:34:13,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2021-12-06 19:34:13,760 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:34:13,760 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 9, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:34:13,784 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2021-12-06 19:34:13,961 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:34:13,962 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:34:13,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:34:13,963 INFO L85 PathProgramCache]: Analyzing trace with hash 1308927049, now seen corresponding path program 2 times [2021-12-06 19:34:13,963 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:34:13,964 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881529413] [2021-12-06 19:34:13,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:34:13,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:34:14,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:14,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 19:34:14,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 19:34:14,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:34:14,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:34:14,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:34:14,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 19:34:14,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-12-06 19:34:14,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-06 19:34:14,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:14,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-12-06 19:34:14,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-06 19:34:14,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:14,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-06 19:34:14,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:14,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2021-12-06 19:34:14,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:14,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:14,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-12-06 19:34:14,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:14,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-06 19:34:14,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:14,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:14,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:14,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:34:14,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:14,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:14,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-06 19:34:14,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-06 19:34:14,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:14,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 19:34:14,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-06 19:34:14,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:14,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:14,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2021-12-06 19:34:14,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-12-06 19:34:14,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-06 19:34:14,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2021-12-06 19:34:14,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:14,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 19:34:14,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:14,396 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2021-12-06 19:34:14,396 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:34:14,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881529413] [2021-12-06 19:34:14,396 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881529413] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:34:14,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1374060870] [2021-12-06 19:34:14,396 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 19:34:14,396 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:34:14,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:34:14,397 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:34:14,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-12-06 19:34:14,932 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-06 19:34:14,932 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 19:34:14,944 INFO L263 TraceCheckSpWp]: Trace formula consists of 3266 conjuncts, 13 conjunts are in the unsatisfiable core [2021-12-06 19:34:14,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:34:15,131 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2021-12-06 19:34:15,131 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:34:15,131 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1374060870] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:34:15,131 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 19:34:15,132 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [14] total 15 [2021-12-06 19:34:15,132 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866491969] [2021-12-06 19:34:15,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:34:15,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:34:15,132 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:34:15,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:34:15,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2021-12-06 19:34:15,133 INFO L87 Difference]: Start difference. First operand 17859 states and 23756 transitions. Second operand has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2021-12-06 19:34:15,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:34:15,655 INFO L93 Difference]: Finished difference Result 35691 states and 47479 transitions. [2021-12-06 19:34:15,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:34:15,656 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 308 [2021-12-06 19:34:15,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:34:15,692 INFO L225 Difference]: With dead ends: 35691 [2021-12-06 19:34:15,692 INFO L226 Difference]: Without dead ends: 17860 [2021-12-06 19:34:15,720 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 395 GetRequests, 382 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2021-12-06 19:34:15,720 INFO L933 BasicCegarLoop]: 1143 mSDtfsCounter, 0 mSDsluCounter, 1141 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2284 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 19:34:15,720 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 2284 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 19:34:15,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17860 states. [2021-12-06 19:34:16,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17860 to 17860. [2021-12-06 19:34:16,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17860 states, 13129 states have (on average 1.2948434762738974) internal successors, (17000), 13350 states have internal predecessors, (17000), 3213 states have call successors, (3213), 1396 states have call predecessors, (3213), 1517 states have return successors, (3544), 3220 states have call predecessors, (3544), 3212 states have call successors, (3544) [2021-12-06 19:34:16,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17860 states to 17860 states and 23757 transitions. [2021-12-06 19:34:16,374 INFO L78 Accepts]: Start accepts. Automaton has 17860 states and 23757 transitions. Word has length 308 [2021-12-06 19:34:16,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:34:16,374 INFO L470 AbstractCegarLoop]: Abstraction has 17860 states and 23757 transitions. [2021-12-06 19:34:16,374 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2021-12-06 19:34:16,374 INFO L276 IsEmpty]: Start isEmpty. Operand 17860 states and 23757 transitions. [2021-12-06 19:34:16,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2021-12-06 19:34:16,380 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:34:16,380 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 9, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:34:16,404 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2021-12-06 19:34:16,581 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:34:16,582 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:34:16,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:34:16,583 INFO L85 PathProgramCache]: Analyzing trace with hash -663352796, now seen corresponding path program 1 times [2021-12-06 19:34:16,583 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:34:16,583 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428059674] [2021-12-06 19:34:16,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:34:16,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:34:16,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:16,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 19:34:16,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 19:34:16,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:34:16,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:34:16,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:34:16,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-06 19:34:16,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-06 19:34:16,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-12-06 19:34:16,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:16,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-06 19:34:16,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-12-06 19:34:16,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:16,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,822 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-06 19:34:16,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:16,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-12-06 19:34:16,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:16,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:16,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-12-06 19:34:16,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:16,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-12-06 19:34:16,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:16,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:16,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:16,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:34:16,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:16,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:16,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-12-06 19:34:16,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-06 19:34:16,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:16,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 19:34:16,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2021-12-06 19:34:16,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:16,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:16,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-12-06 19:34:16,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2021-12-06 19:34:16,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-06 19:34:16,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-06 19:34:16,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:16,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 19:34:16,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:16,985 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 277 trivial. 0 not checked. [2021-12-06 19:34:16,985 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:34:16,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428059674] [2021-12-06 19:34:16,985 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [428059674] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:34:16,985 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [95397117] [2021-12-06 19:34:16,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:34:16,985 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:34:16,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:34:16,986 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:34:16,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-12-06 19:34:17,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:17,579 INFO L263 TraceCheckSpWp]: Trace formula consists of 3281 conjuncts, 14 conjunts are in the unsatisfiable core [2021-12-06 19:34:17,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:34:17,829 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 49 proven. 2 refuted. 0 times theorem prover too weak. 247 trivial. 0 not checked. [2021-12-06 19:34:17,829 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:34:18,201 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 284 trivial. 0 not checked. [2021-12-06 19:34:18,202 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [95397117] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 19:34:18,202 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 19:34:18,202 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 7, 6] total 22 [2021-12-06 19:34:18,202 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30837882] [2021-12-06 19:34:18,202 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 19:34:18,203 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-12-06 19:34:18,203 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:34:18,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-12-06 19:34:18,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=407, Unknown=0, NotChecked=0, Total=462 [2021-12-06 19:34:18,203 INFO L87 Difference]: Start difference. First operand 17860 states and 23757 transitions. Second operand has 22 states, 22 states have (on average 9.954545454545455) internal successors, (219), 14 states have internal predecessors, (219), 4 states have call successors, (67), 8 states have call predecessors, (67), 5 states have return successors, (50), 4 states have call predecessors, (50), 4 states have call successors, (50) [2021-12-06 19:34:25,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:34:25,112 INFO L93 Difference]: Finished difference Result 37880 states and 50638 transitions. [2021-12-06 19:34:25,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-12-06 19:34:25,113 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 9.954545454545455) internal successors, (219), 14 states have internal predecessors, (219), 4 states have call successors, (67), 8 states have call predecessors, (67), 5 states have return successors, (50), 4 states have call predecessors, (50), 4 states have call successors, (50) Word has length 309 [2021-12-06 19:34:25,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:34:25,149 INFO L225 Difference]: With dead ends: 37880 [2021-12-06 19:34:25,149 INFO L226 Difference]: Without dead ends: 20123 [2021-12-06 19:34:25,170 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 716 GetRequests, 685 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=145, Invalid=911, Unknown=0, NotChecked=0, Total=1056 [2021-12-06 19:34:25,171 INFO L933 BasicCegarLoop]: 1239 mSDtfsCounter, 1447 mSDsluCounter, 12230 mSDsCounter, 0 mSdLazyCounter, 4705 mSolverCounterSat, 642 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1608 SdHoareTripleChecker+Valid, 13469 SdHoareTripleChecker+Invalid, 5347 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 642 IncrementalHoareTripleChecker+Valid, 4705 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2021-12-06 19:34:25,171 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1608 Valid, 13469 Invalid, 5347 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [642 Valid, 4705 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2021-12-06 19:34:25,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20123 states. [2021-12-06 19:34:25,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20123 to 17995. [2021-12-06 19:34:25,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17995 states, 13246 states have (on average 1.294051034274498) internal successors, (17141), 13461 states have internal predecessors, (17141), 3213 states have call successors, (3213), 1396 states have call predecessors, (3213), 1535 states have return successors, (3574), 3244 states have call predecessors, (3574), 3212 states have call successors, (3574) [2021-12-06 19:34:25,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17995 states to 17995 states and 23928 transitions. [2021-12-06 19:34:25,860 INFO L78 Accepts]: Start accepts. Automaton has 17995 states and 23928 transitions. Word has length 309 [2021-12-06 19:34:25,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:34:25,860 INFO L470 AbstractCegarLoop]: Abstraction has 17995 states and 23928 transitions. [2021-12-06 19:34:25,860 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 9.954545454545455) internal successors, (219), 14 states have internal predecessors, (219), 4 states have call successors, (67), 8 states have call predecessors, (67), 5 states have return successors, (50), 4 states have call predecessors, (50), 4 states have call successors, (50) [2021-12-06 19:34:25,860 INFO L276 IsEmpty]: Start isEmpty. Operand 17995 states and 23928 transitions. [2021-12-06 19:34:25,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2021-12-06 19:34:25,867 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:34:25,867 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 9, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:34:25,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2021-12-06 19:34:26,067 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:34:26,068 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:34:26,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:34:26,070 INFO L85 PathProgramCache]: Analyzing trace with hash -1598356131, now seen corresponding path program 2 times [2021-12-06 19:34:26,070 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:34:26,070 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068371985] [2021-12-06 19:34:26,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:34:26,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:34:26,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:26,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 19:34:26,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 19:34:26,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:34:26,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:34:26,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:34:26,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-06 19:34:26,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-06 19:34:26,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-12-06 19:34:26,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:26,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-06 19:34:26,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-12-06 19:34:26,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:26,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:26,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-06 19:34:26,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:26,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-06 19:34:26,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:26,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:26,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 19:34:26,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:26,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-12-06 19:34:26,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:26,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:26,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:26,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:34:26,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:26,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:26,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-12-06 19:34:26,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-06 19:34:26,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:26,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 19:34:26,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-12-06 19:34:26,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:26,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:26,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2021-12-06 19:34:26,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-06 19:34:26,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-12-06 19:34:26,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-12-06 19:34:26,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:26,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 19:34:26,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:26,493 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 17 proven. 10 refuted. 0 times theorem prover too weak. 289 trivial. 0 not checked. [2021-12-06 19:34:26,493 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:34:26,493 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068371985] [2021-12-06 19:34:26,493 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068371985] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:34:26,493 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [140719976] [2021-12-06 19:34:26,493 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 19:34:26,493 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:34:26,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:34:26,494 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:34:26,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-12-06 19:34:27,199 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-06 19:34:27,200 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 19:34:27,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 3415 conjuncts, 52 conjunts are in the unsatisfiable core [2021-12-06 19:34:27,216 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:34:27,645 INFO L134 CoverageAnalysis]: Checked inductivity of 316 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2021-12-06 19:34:27,645 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:34:27,645 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [140719976] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:34:27,645 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 19:34:27,645 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [13] total 25 [2021-12-06 19:34:27,645 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513150562] [2021-12-06 19:34:27,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:34:27,646 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-12-06 19:34:27,646 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:34:27,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-12-06 19:34:27,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=543, Unknown=0, NotChecked=0, Total=600 [2021-12-06 19:34:27,646 INFO L87 Difference]: Start difference. First operand 17995 states and 23928 transitions. Second operand has 14 states, 13 states have (on average 13.538461538461538) internal successors, (176), 11 states have internal predecessors, (176), 3 states have call successors, (38), 2 states have call predecessors, (38), 5 states have return successors, (37), 5 states have call predecessors, (37), 3 states have call successors, (37) [2021-12-06 19:34:28,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:34:28,477 INFO L93 Difference]: Finished difference Result 36137 states and 48147 transitions. [2021-12-06 19:34:28,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-06 19:34:28,478 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 13.538461538461538) internal successors, (176), 11 states have internal predecessors, (176), 3 states have call successors, (38), 2 states have call predecessors, (38), 5 states have return successors, (37), 5 states have call predecessors, (37), 3 states have call successors, (37) Word has length 316 [2021-12-06 19:34:28,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:34:28,510 INFO L225 Difference]: With dead ends: 36137 [2021-12-06 19:34:28,510 INFO L226 Difference]: Without dead ends: 18269 [2021-12-06 19:34:28,537 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 413 GetRequests, 383 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=91, Invalid=901, Unknown=0, NotChecked=0, Total=992 [2021-12-06 19:34:28,538 INFO L933 BasicCegarLoop]: 1163 mSDtfsCounter, 35 mSDsluCounter, 12729 mSDsCounter, 0 mSdLazyCounter, 173 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 13892 SdHoareTripleChecker+Invalid, 176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 173 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 19:34:28,538 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [36 Valid, 13892 Invalid, 176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 173 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 19:34:28,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18269 states. [2021-12-06 19:34:29,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18269 to 18049. [2021-12-06 19:34:29,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18049 states, 13300 states have (on average 1.2915037593984962) internal successors, (17177), 13497 states have internal predecessors, (17177), 3213 states have call successors, (3213), 1396 states have call predecessors, (3213), 1535 states have return successors, (3565), 3262 states have call predecessors, (3565), 3212 states have call successors, (3565) [2021-12-06 19:34:29,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18049 states to 18049 states and 23955 transitions. [2021-12-06 19:34:29,225 INFO L78 Accepts]: Start accepts. Automaton has 18049 states and 23955 transitions. Word has length 316 [2021-12-06 19:34:29,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:34:29,225 INFO L470 AbstractCegarLoop]: Abstraction has 18049 states and 23955 transitions. [2021-12-06 19:34:29,225 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 13.538461538461538) internal successors, (176), 11 states have internal predecessors, (176), 3 states have call successors, (38), 2 states have call predecessors, (38), 5 states have return successors, (37), 5 states have call predecessors, (37), 3 states have call successors, (37) [2021-12-06 19:34:29,225 INFO L276 IsEmpty]: Start isEmpty. Operand 18049 states and 23955 transitions. [2021-12-06 19:34:29,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2021-12-06 19:34:29,232 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:34:29,233 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 9, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:34:29,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2021-12-06 19:34:29,433 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-12-06 19:34:29,434 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:34:29,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:34:29,435 INFO L85 PathProgramCache]: Analyzing trace with hash 89593694, now seen corresponding path program 1 times [2021-12-06 19:34:29,435 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:34:29,436 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400949563] [2021-12-06 19:34:29,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:34:29,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:34:29,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:29,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 19:34:29,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 19:34:29,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:34:29,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:34:29,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:34:29,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-06 19:34:29,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-06 19:34:29,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-12-06 19:34:29,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:29,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-06 19:34:29,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-12-06 19:34:29,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:29,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:29,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-06 19:34:29,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:29,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-06 19:34:29,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:29,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:29,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 19:34:29,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:29,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-12-06 19:34:29,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:29,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:29,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:29,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:34:29,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:29,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:29,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-12-06 19:34:29,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2021-12-06 19:34:29,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:29,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 19:34:29,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 19:34:29,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:29,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:29,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2021-12-06 19:34:29,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2021-12-06 19:34:29,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-12-06 19:34:29,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2021-12-06 19:34:29,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:29,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 19:34:29,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:29,789 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2021-12-06 19:34:29,789 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:34:29,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400949563] [2021-12-06 19:34:29,789 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400949563] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:34:29,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1607896512] [2021-12-06 19:34:29,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:34:29,789 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:34:29,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:34:29,790 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:34:29,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-12-06 19:34:30,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:30,272 INFO L263 TraceCheckSpWp]: Trace formula consists of 3461 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 19:34:30,276 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:34:30,474 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 68 proven. 1 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2021-12-06 19:34:30,474 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:34:30,718 INFO L134 CoverageAnalysis]: Checked inductivity of 317 backedges. 13 proven. 1 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2021-12-06 19:34:30,718 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1607896512] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 19:34:30,718 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 19:34:30,718 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 4, 4] total 12 [2021-12-06 19:34:30,719 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451831528] [2021-12-06 19:34:30,719 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 19:34:30,720 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-12-06 19:34:30,720 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:34:30,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-12-06 19:34:30,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2021-12-06 19:34:30,720 INFO L87 Difference]: Start difference. First operand 18049 states and 23955 transitions. Second operand has 12 states, 12 states have (on average 17.583333333333332) internal successors, (211), 6 states have internal predecessors, (211), 4 states have call successors, (70), 8 states have call predecessors, (70), 2 states have return successors, (45), 4 states have call predecessors, (45), 4 states have call successors, (45) [2021-12-06 19:34:33,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:34:33,866 INFO L93 Difference]: Finished difference Result 39587 states and 52994 transitions. [2021-12-06 19:34:33,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-12-06 19:34:33,866 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 17.583333333333332) internal successors, (211), 6 states have internal predecessors, (211), 4 states have call successors, (70), 8 states have call predecessors, (70), 2 states have return successors, (45), 4 states have call predecessors, (45), 4 states have call successors, (45) Word has length 319 [2021-12-06 19:34:33,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:34:33,917 INFO L225 Difference]: With dead ends: 39587 [2021-12-06 19:34:33,917 INFO L226 Difference]: Without dead ends: 21665 [2021-12-06 19:34:33,943 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 732 GetRequests, 713 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=134, Invalid=286, Unknown=0, NotChecked=0, Total=420 [2021-12-06 19:34:33,944 INFO L933 BasicCegarLoop]: 1097 mSDtfsCounter, 1264 mSDsluCounter, 2868 mSDsCounter, 0 mSdLazyCounter, 1418 mSolverCounterSat, 1238 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1290 SdHoareTripleChecker+Valid, 3965 SdHoareTripleChecker+Invalid, 2656 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1238 IncrementalHoareTripleChecker+Valid, 1418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-12-06 19:34:33,944 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1290 Valid, 3965 Invalid, 2656 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1238 Valid, 1418 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2021-12-06 19:34:33,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21665 states. [2021-12-06 19:34:34,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21665 to 18904. [2021-12-06 19:34:34,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18904 states, 14083 states have (on average 1.2855215508059363) internal successors, (18104), 14226 states have internal predecessors, (18104), 3285 states have call successors, (3285), 1396 states have call predecessors, (3285), 1535 states have return successors, (3736), 3388 states have call predecessors, (3736), 3284 states have call successors, (3736) [2021-12-06 19:34:34,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18904 states to 18904 states and 25125 transitions. [2021-12-06 19:34:34,728 INFO L78 Accepts]: Start accepts. Automaton has 18904 states and 25125 transitions. Word has length 319 [2021-12-06 19:34:34,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:34:34,729 INFO L470 AbstractCegarLoop]: Abstraction has 18904 states and 25125 transitions. [2021-12-06 19:34:34,729 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 17.583333333333332) internal successors, (211), 6 states have internal predecessors, (211), 4 states have call successors, (70), 8 states have call predecessors, (70), 2 states have return successors, (45), 4 states have call predecessors, (45), 4 states have call successors, (45) [2021-12-06 19:34:34,729 INFO L276 IsEmpty]: Start isEmpty. Operand 18904 states and 25125 transitions. [2021-12-06 19:34:34,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2021-12-06 19:34:34,735 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:34:34,735 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 9, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:34:34,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2021-12-06 19:34:34,935 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:34:34,936 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:34:34,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:34:34,937 INFO L85 PathProgramCache]: Analyzing trace with hash 1563129235, now seen corresponding path program 1 times [2021-12-06 19:34:34,938 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:34:34,938 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146372816] [2021-12-06 19:34:34,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:34:34,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:34:35,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:35,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 19:34:35,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 19:34:35,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:34:35,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:34:35,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:34:35,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-06 19:34:35,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-06 19:34:35,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-12-06 19:34:35,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:35,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-06 19:34:35,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-12-06 19:34:35,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:35,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:35,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-06 19:34:35,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:35,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-06 19:34:35,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:35,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:35,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-06 19:34:35,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:35,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-12-06 19:34:35,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:35,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:35,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:35,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:34:35,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:35,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:35,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-12-06 19:34:35,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:34:35,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:35,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 19:34:35,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-12-06 19:34:35,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:35,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:35,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2021-12-06 19:34:35,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2021-12-06 19:34:35,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-12-06 19:34:35,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-06 19:34:35,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:35,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 19:34:35,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:35,375 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 17 proven. 10 refuted. 0 times theorem prover too weak. 317 trivial. 0 not checked. [2021-12-06 19:34:35,375 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:34:35,375 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146372816] [2021-12-06 19:34:35,375 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [146372816] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:34:35,375 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [37456521] [2021-12-06 19:34:35,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:34:35,375 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:34:35,376 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:34:35,376 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:34:35,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-12-06 19:34:36,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:36,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 3485 conjuncts, 22 conjunts are in the unsatisfiable core [2021-12-06 19:34:36,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:34:36,461 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 49 proven. 4 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2021-12-06 19:34:36,461 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:34:36,907 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2021-12-06 19:34:36,907 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [37456521] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 19:34:36,907 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 19:34:36,908 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9, 7] total 24 [2021-12-06 19:34:36,908 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900295047] [2021-12-06 19:34:36,908 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 19:34:36,909 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2021-12-06 19:34:36,909 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:34:36,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-12-06 19:34:36,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=491, Unknown=0, NotChecked=0, Total=552 [2021-12-06 19:34:36,909 INFO L87 Difference]: Start difference. First operand 18904 states and 25125 transitions. Second operand has 24 states, 24 states have (on average 9.166666666666666) internal successors, (220), 16 states have internal predecessors, (220), 4 states have call successors, (67), 8 states have call predecessors, (67), 5 states have return successors, (49), 4 states have call predecessors, (49), 4 states have call successors, (49) [2021-12-06 19:34:47,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:34:47,451 INFO L93 Difference]: Finished difference Result 48952 states and 67661 transitions. [2021-12-06 19:34:47,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-12-06 19:34:47,452 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 9.166666666666666) internal successors, (220), 16 states have internal predecessors, (220), 4 states have call successors, (67), 8 states have call predecessors, (67), 5 states have return successors, (49), 4 states have call predecessors, (49), 4 states have call successors, (49) Word has length 331 [2021-12-06 19:34:47,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:34:47,512 INFO L225 Difference]: With dead ends: 48952 [2021-12-06 19:34:47,512 INFO L226 Difference]: Without dead ends: 30151 [2021-12-06 19:34:47,540 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 769 GetRequests, 729 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 250 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=198, Invalid=1524, Unknown=0, NotChecked=0, Total=1722 [2021-12-06 19:34:47,540 INFO L933 BasicCegarLoop]: 1810 mSDtfsCounter, 2025 mSDsluCounter, 26707 mSDsCounter, 0 mSdLazyCounter, 7814 mSolverCounterSat, 1390 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2217 SdHoareTripleChecker+Valid, 28517 SdHoareTripleChecker+Invalid, 9204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1390 IncrementalHoareTripleChecker+Valid, 7814 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.0s IncrementalHoareTripleChecker+Time [2021-12-06 19:34:47,541 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2217 Valid, 28517 Invalid, 9204 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1390 Valid, 7814 Invalid, 0 Unknown, 0 Unchecked, 9.0s Time] [2021-12-06 19:34:47,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30151 states. [2021-12-06 19:34:48,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30151 to 18958. [2021-12-06 19:34:48,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18958 states, 14137 states have (on average 1.2852797623258116) internal successors, (18170), 14262 states have internal predecessors, (18170), 3285 states have call successors, (3285), 1396 states have call predecessors, (3285), 1535 states have return successors, (3736), 3406 states have call predecessors, (3736), 3284 states have call successors, (3736) [2021-12-06 19:34:48,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18958 states to 18958 states and 25191 transitions. [2021-12-06 19:34:48,446 INFO L78 Accepts]: Start accepts. Automaton has 18958 states and 25191 transitions. Word has length 331 [2021-12-06 19:34:48,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:34:48,446 INFO L470 AbstractCegarLoop]: Abstraction has 18958 states and 25191 transitions. [2021-12-06 19:34:48,446 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 9.166666666666666) internal successors, (220), 16 states have internal predecessors, (220), 4 states have call successors, (67), 8 states have call predecessors, (67), 5 states have return successors, (49), 4 states have call predecessors, (49), 4 states have call successors, (49) [2021-12-06 19:34:48,446 INFO L276 IsEmpty]: Start isEmpty. Operand 18958 states and 25191 transitions. [2021-12-06 19:34:48,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2021-12-06 19:34:48,453 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:34:48,453 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 9, 6, 6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:34:48,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2021-12-06 19:34:48,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-12-06 19:34:48,654 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:34:48,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:34:48,655 INFO L85 PathProgramCache]: Analyzing trace with hash -1044390896, now seen corresponding path program 1 times [2021-12-06 19:34:48,656 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:34:48,656 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322897732] [2021-12-06 19:34:48,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:34:48,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:34:49,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:49,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 19:34:49,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 19:34:49,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:34:49,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:34:49,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:34:49,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-06 19:34:49,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-12-06 19:34:49,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-12-06 19:34:49,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:49,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-06 19:34:49,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-12-06 19:34:49,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:49,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:49,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-12-06 19:34:49,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:49,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:49,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-06 19:34:49,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:49,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:49,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-12-06 19:34:49,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:49,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:49,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-12-06 19:34:49,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:49,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:49,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:49,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:34:49,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:49,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:49,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-12-06 19:34:49,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:34:49,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:49,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 19:34:49,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-06 19:34:49,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:49,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:49,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2021-12-06 19:34:49,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2021-12-06 19:34:49,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2021-12-06 19:34:49,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2021-12-06 19:34:49,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:49,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 19:34:49,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:49,361 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-12-06 19:34:49,361 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:34:49,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322897732] [2021-12-06 19:34:49,361 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322897732] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:34:49,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1983634699] [2021-12-06 19:34:49,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:34:49,361 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:34:49,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:34:49,362 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:34:49,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-12-06 19:34:50,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:50,340 INFO L263 TraceCheckSpWp]: Trace formula consists of 3645 conjuncts, 11 conjunts are in the unsatisfiable core [2021-12-06 19:34:50,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:34:50,586 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 96 proven. 1 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2021-12-06 19:34:50,586 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:34:50,864 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-12-06 19:34:50,864 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1983634699] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 19:34:50,864 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 19:34:50,865 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 4, 4] total 13 [2021-12-06 19:34:50,865 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686826311] [2021-12-06 19:34:50,865 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 19:34:50,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-12-06 19:34:50,866 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:34:50,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-12-06 19:34:50,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2021-12-06 19:34:50,866 INFO L87 Difference]: Start difference. First operand 18958 states and 25191 transitions. Second operand has 13 states, 13 states have (on average 19.153846153846153) internal successors, (249), 7 states have internal predecessors, (249), 2 states have call successors, (89), 8 states have call predecessors, (89), 2 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2021-12-06 19:34:55,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:34:55,085 INFO L93 Difference]: Finished difference Result 40291 states and 53822 transitions. [2021-12-06 19:34:55,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-06 19:34:55,085 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 19.153846153846153) internal successors, (249), 7 states have internal predecessors, (249), 2 states have call successors, (89), 8 states have call predecessors, (89), 2 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) Word has length 344 [2021-12-06 19:34:55,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:34:55,129 INFO L225 Difference]: With dead ends: 40291 [2021-12-06 19:34:55,129 INFO L226 Difference]: Without dead ends: 21362 [2021-12-06 19:34:55,161 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 779 GetRequests, 766 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2021-12-06 19:34:55,162 INFO L933 BasicCegarLoop]: 1085 mSDtfsCounter, 726 mSDsluCounter, 4496 mSDsCounter, 0 mSdLazyCounter, 2381 mSolverCounterSat, 721 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 749 SdHoareTripleChecker+Valid, 5581 SdHoareTripleChecker+Invalid, 3102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 721 IncrementalHoareTripleChecker+Valid, 2381 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2021-12-06 19:34:55,162 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [749 Valid, 5581 Invalid, 3102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [721 Valid, 2381 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2021-12-06 19:34:55,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21362 states. [2021-12-06 19:34:55,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21362 to 18961. [2021-12-06 19:34:56,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18961 states, 14140 states have (on average 1.2852192362093353) internal successors, (18173), 14265 states have internal predecessors, (18173), 3285 states have call successors, (3285), 1396 states have call predecessors, (3285), 1535 states have return successors, (3736), 3406 states have call predecessors, (3736), 3284 states have call successors, (3736) [2021-12-06 19:34:56,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18961 states to 18961 states and 25194 transitions. [2021-12-06 19:34:56,044 INFO L78 Accepts]: Start accepts. Automaton has 18961 states and 25194 transitions. Word has length 344 [2021-12-06 19:34:56,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:34:56,044 INFO L470 AbstractCegarLoop]: Abstraction has 18961 states and 25194 transitions. [2021-12-06 19:34:56,044 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 19.153846153846153) internal successors, (249), 7 states have internal predecessors, (249), 2 states have call successors, (89), 8 states have call predecessors, (89), 2 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2021-12-06 19:34:56,045 INFO L276 IsEmpty]: Start isEmpty. Operand 18961 states and 25194 transitions. [2021-12-06 19:34:56,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2021-12-06 19:34:56,050 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:34:56,051 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 9, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:34:56,078 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-12-06 19:34:56,251 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:34:56,252 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:34:56,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:34:56,254 INFO L85 PathProgramCache]: Analyzing trace with hash -1097657143, now seen corresponding path program 2 times [2021-12-06 19:34:56,254 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:34:56,254 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599860494] [2021-12-06 19:34:56,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:34:56,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:34:56,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:56,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 19:34:56,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 19:34:56,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:34:56,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:34:56,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:34:56,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-06 19:34:56,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-06 19:34:56,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-12-06 19:34:56,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:56,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-06 19:34:56,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-06 19:34:56,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:56,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:56,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2021-12-06 19:34:56,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:56,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:56,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-12-06 19:34:56,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:56,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:34:56,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-12-06 19:34:56,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:56,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-12-06 19:34:56,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:56,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:56,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:56,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:34:56,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:56,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:56,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-12-06 19:34:56,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:34:56,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:56,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 19:34:56,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2021-12-06 19:34:56,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:56,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:34:56,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2021-12-06 19:34:56,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-12-06 19:34:56,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-06 19:34:56,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2021-12-06 19:34:56,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:34:56,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 19:34:56,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:34:56,709 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-12-06 19:34:56,709 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:34:56,709 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599860494] [2021-12-06 19:34:56,709 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599860494] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:34:56,709 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:34:56,709 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-12-06 19:34:56,709 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193450829] [2021-12-06 19:34:56,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:34:56,710 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-12-06 19:34:56,710 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:34:56,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-12-06 19:34:56,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2021-12-06 19:34:56,710 INFO L87 Difference]: Start difference. First operand 18961 states and 25194 transitions. Second operand has 13 states, 13 states have (on average 12.923076923076923) internal successors, (168), 5 states have internal predecessors, (168), 2 states have call successors, (36), 8 states have call predecessors, (36), 3 states have return successors, (36), 4 states have call predecessors, (36), 2 states have call successors, (36) [2021-12-06 19:35:00,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:35:00,796 INFO L93 Difference]: Finished difference Result 40229 states and 53750 transitions. [2021-12-06 19:35:00,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-06 19:35:00,796 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 12.923076923076923) internal successors, (168), 5 states have internal predecessors, (168), 2 states have call successors, (36), 8 states have call predecessors, (36), 3 states have return successors, (36), 4 states have call predecessors, (36), 2 states have call successors, (36) Word has length 341 [2021-12-06 19:35:00,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:35:00,833 INFO L225 Difference]: With dead ends: 40229 [2021-12-06 19:35:00,833 INFO L226 Difference]: Without dead ends: 21398 [2021-12-06 19:35:00,855 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=202, Unknown=0, NotChecked=0, Total=272 [2021-12-06 19:35:00,856 INFO L933 BasicCegarLoop]: 1091 mSDtfsCounter, 1311 mSDsluCounter, 5540 mSDsCounter, 0 mSdLazyCounter, 2256 mSolverCounterSat, 1368 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1334 SdHoareTripleChecker+Valid, 6631 SdHoareTripleChecker+Invalid, 3624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1368 IncrementalHoareTripleChecker+Valid, 2256 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2021-12-06 19:35:00,856 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1334 Valid, 6631 Invalid, 3624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1368 Valid, 2256 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2021-12-06 19:35:00,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21398 states. [2021-12-06 19:35:01,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21398 to 18997. [2021-12-06 19:35:01,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18997 states, 14176 states have (on average 1.284494920993228) internal successors, (18209), 14283 states have internal predecessors, (18209), 3285 states have call successors, (3285), 1396 states have call predecessors, (3285), 1535 states have return successors, (3736), 3424 states have call predecessors, (3736), 3284 states have call successors, (3736) [2021-12-06 19:35:01,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18997 states to 18997 states and 25230 transitions. [2021-12-06 19:35:01,705 INFO L78 Accepts]: Start accepts. Automaton has 18997 states and 25230 transitions. Word has length 341 [2021-12-06 19:35:01,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:35:01,705 INFO L470 AbstractCegarLoop]: Abstraction has 18997 states and 25230 transitions. [2021-12-06 19:35:01,705 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 12.923076923076923) internal successors, (168), 5 states have internal predecessors, (168), 2 states have call successors, (36), 8 states have call predecessors, (36), 3 states have return successors, (36), 4 states have call predecessors, (36), 2 states have call successors, (36) [2021-12-06 19:35:01,705 INFO L276 IsEmpty]: Start isEmpty. Operand 18997 states and 25230 transitions. [2021-12-06 19:35:01,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 348 [2021-12-06 19:35:01,711 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:35:01,712 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 9, 6, 6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:35:01,712 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-12-06 19:35:01,712 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:35:01,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:35:01,712 INFO L85 PathProgramCache]: Analyzing trace with hash -479489781, now seen corresponding path program 2 times [2021-12-06 19:35:01,712 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:35:01,712 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309299539] [2021-12-06 19:35:01,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:35:01,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:35:02,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:35:02,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 19:35:02,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 19:35:02,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:35:02,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:35:02,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:35:02,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-06 19:35:02,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-06 19:35:02,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-12-06 19:35:02,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:35:02,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-06 19:35:02,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-06 19:35:02,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:02,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:35:02,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2021-12-06 19:35:02,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:02,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:35:02,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-12-06 19:35:02,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:02,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:35:02,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-12-06 19:35:02,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:02,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:35:02,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-12-06 19:35:02,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:02,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:02,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:35:02,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:35:02,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:02,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:35:02,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-12-06 19:35:02,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:35:02,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:02,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 19:35:02,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-12-06 19:35:02,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:02,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:35:02,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2021-12-06 19:35:02,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-06 19:35:02,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-12-06 19:35:02,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-12-06 19:35:02,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:02,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 19:35:02,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:02,450 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2021-12-06 19:35:02,451 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:35:02,451 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309299539] [2021-12-06 19:35:02,451 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309299539] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:35:02,451 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [747821002] [2021-12-06 19:35:02,451 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 19:35:02,451 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:35:02,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:35:02,452 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:35:02,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-12-06 19:35:03,484 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-06 19:35:03,484 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 19:35:03,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 3690 conjuncts, 25 conjunts are in the unsatisfiable core [2021-12-06 19:35:03,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:35:04,389 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 49 proven. 16 refuted. 0 times theorem prover too weak. 341 trivial. 0 not checked. [2021-12-06 19:35:04,389 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:35:05,084 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2021-12-06 19:35:05,084 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [747821002] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 19:35:05,084 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 19:35:05,084 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12, 8] total 26 [2021-12-06 19:35:05,084 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766941197] [2021-12-06 19:35:05,085 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 19:35:05,085 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2021-12-06 19:35:05,085 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:35:05,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-12-06 19:35:05,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=580, Unknown=0, NotChecked=0, Total=650 [2021-12-06 19:35:05,086 INFO L87 Difference]: Start difference. First operand 18997 states and 25230 transitions. Second operand has 26 states, 26 states have (on average 7.961538461538462) internal successors, (207), 20 states have internal predecessors, (207), 4 states have call successors, (66), 8 states have call predecessors, (66), 4 states have return successors, (42), 2 states have call predecessors, (42), 4 states have call successors, (42) [2021-12-06 19:35:16,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:35:16,323 INFO L93 Difference]: Finished difference Result 40755 states and 54469 transitions. [2021-12-06 19:35:16,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-12-06 19:35:16,323 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 7.961538461538462) internal successors, (207), 20 states have internal predecessors, (207), 4 states have call successors, (66), 8 states have call predecessors, (66), 4 states have return successors, (42), 2 states have call predecessors, (42), 4 states have call successors, (42) Word has length 347 [2021-12-06 19:35:16,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:35:16,360 INFO L225 Difference]: With dead ends: 40755 [2021-12-06 19:35:16,360 INFO L226 Difference]: Without dead ends: 21864 [2021-12-06 19:35:16,380 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 796 GetRequests, 759 SyntacticMatches, 3 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 218 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=161, Invalid=1099, Unknown=0, NotChecked=0, Total=1260 [2021-12-06 19:35:16,381 INFO L933 BasicCegarLoop]: 1249 mSDtfsCounter, 1411 mSDsluCounter, 14276 mSDsCounter, 0 mSdLazyCounter, 5697 mSolverCounterSat, 933 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1571 SdHoareTripleChecker+Valid, 15525 SdHoareTripleChecker+Invalid, 6630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 933 IncrementalHoareTripleChecker+Valid, 5697 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.2s IncrementalHoareTripleChecker+Time [2021-12-06 19:35:16,381 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1571 Valid, 15525 Invalid, 6630 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [933 Valid, 5697 Invalid, 0 Unknown, 0 Unchecked, 9.2s Time] [2021-12-06 19:35:16,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21864 states. [2021-12-06 19:35:17,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21864 to 19015. [2021-12-06 19:35:17,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19015 states, 14194 states have (on average 1.2849795688319008) internal successors, (18239), 14301 states have internal predecessors, (18239), 3285 states have call successors, (3285), 1396 states have call predecessors, (3285), 1535 states have return successors, (3736), 3424 states have call predecessors, (3736), 3284 states have call successors, (3736) [2021-12-06 19:35:17,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19015 states to 19015 states and 25260 transitions. [2021-12-06 19:35:17,249 INFO L78 Accepts]: Start accepts. Automaton has 19015 states and 25260 transitions. Word has length 347 [2021-12-06 19:35:17,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:35:17,249 INFO L470 AbstractCegarLoop]: Abstraction has 19015 states and 25260 transitions. [2021-12-06 19:35:17,249 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 7.961538461538462) internal successors, (207), 20 states have internal predecessors, (207), 4 states have call successors, (66), 8 states have call predecessors, (66), 4 states have return successors, (42), 2 states have call predecessors, (42), 4 states have call successors, (42) [2021-12-06 19:35:17,250 INFO L276 IsEmpty]: Start isEmpty. Operand 19015 states and 25260 transitions. [2021-12-06 19:35:17,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2021-12-06 19:35:17,256 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:35:17,256 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 9, 6, 6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:35:17,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2021-12-06 19:35:17,456 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-12-06 19:35:17,458 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:35:17,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:35:17,459 INFO L85 PathProgramCache]: Analyzing trace with hash 2143441940, now seen corresponding path program 3 times [2021-12-06 19:35:17,459 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:35:17,460 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350682464] [2021-12-06 19:35:17,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:35:17,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:35:17,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:35:17,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 19:35:17,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 19:35:17,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:35:17,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:35:17,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:35:17,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-06 19:35:17,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-06 19:35:17,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-12-06 19:35:17,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:35:17,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-06 19:35:17,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-06 19:35:17,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:17,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:35:17,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2021-12-06 19:35:17,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:17,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:35:17,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-12-06 19:35:17,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:17,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:35:17,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-12-06 19:35:17,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:17,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:35:17,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-12-06 19:35:17,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:17,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:17,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:35:17,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:35:17,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:17,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:35:17,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:17,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-12-06 19:35:17,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:18,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:35:18,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:18,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:18,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:18,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 19:35:18,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:18,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-12-06 19:35:18,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:18,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:18,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:18,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:35:18,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:18,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2021-12-06 19:35:18,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:18,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-12-06 19:35:18,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:18,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-12-06 19:35:18,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:18,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-12-06 19:35:18,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:18,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:18,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:18,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 19:35:18,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:18,203 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 13 proven. 10 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2021-12-06 19:35:18,203 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:35:18,203 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350682464] [2021-12-06 19:35:18,203 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1350682464] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:35:18,203 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2023179908] [2021-12-06 19:35:18,203 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-06 19:35:18,203 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:35:18,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:35:18,204 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:35:18,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-12-06 19:35:34,719 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-12-06 19:35:34,719 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 19:35:34,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 2977 conjuncts, 15 conjunts are in the unsatisfiable core [2021-12-06 19:35:34,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:35:35,011 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 49 proven. 10 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-12-06 19:35:35,011 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:35:35,445 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 13 proven. 10 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2021-12-06 19:35:35,446 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2023179908] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 19:35:35,446 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 19:35:35,446 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 9, 9] total 24 [2021-12-06 19:35:35,446 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603953846] [2021-12-06 19:35:35,446 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 19:35:35,447 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2021-12-06 19:35:35,447 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:35:35,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-12-06 19:35:35,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=475, Unknown=0, NotChecked=0, Total=552 [2021-12-06 19:35:35,448 INFO L87 Difference]: Start difference. First operand 19015 states and 25260 transitions. Second operand has 24 states, 24 states have (on average 8.5) internal successors, (204), 18 states have internal predecessors, (204), 4 states have call successors, (66), 8 states have call predecessors, (66), 4 states have return successors, (42), 2 states have call predecessors, (42), 4 states have call successors, (42) [2021-12-06 19:35:42,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:35:42,751 INFO L93 Difference]: Finished difference Result 40914 states and 54694 transitions. [2021-12-06 19:35:42,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-12-06 19:35:42,751 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 8.5) internal successors, (204), 18 states have internal predecessors, (204), 4 states have call successors, (66), 8 states have call predecessors, (66), 4 states have return successors, (42), 2 states have call predecessors, (42), 4 states have call successors, (42) Word has length 348 [2021-12-06 19:35:42,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:35:42,799 INFO L225 Difference]: With dead ends: 40914 [2021-12-06 19:35:42,799 INFO L226 Difference]: Without dead ends: 22005 [2021-12-06 19:35:42,832 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 800 GetRequests, 764 SyntacticMatches, 3 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 214 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=196, Invalid=994, Unknown=0, NotChecked=0, Total=1190 [2021-12-06 19:35:42,832 INFO L933 BasicCegarLoop]: 1258 mSDtfsCounter, 2123 mSDsluCounter, 10848 mSDsCounter, 0 mSdLazyCounter, 4041 mSolverCounterSat, 1298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2284 SdHoareTripleChecker+Valid, 12106 SdHoareTripleChecker+Invalid, 5339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1298 IncrementalHoareTripleChecker+Valid, 4041 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2021-12-06 19:35:42,833 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2284 Valid, 12106 Invalid, 5339 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1298 Valid, 4041 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2021-12-06 19:35:42,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22005 states. [2021-12-06 19:35:43,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22005 to 19033. [2021-12-06 19:35:43,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19033 states, 14212 states have (on average 1.2854629890233606) internal successors, (18269), 14319 states have internal predecessors, (18269), 3285 states have call successors, (3285), 1396 states have call predecessors, (3285), 1535 states have return successors, (3736), 3424 states have call predecessors, (3736), 3284 states have call successors, (3736) [2021-12-06 19:35:43,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19033 states to 19033 states and 25290 transitions. [2021-12-06 19:35:43,769 INFO L78 Accepts]: Start accepts. Automaton has 19033 states and 25290 transitions. Word has length 348 [2021-12-06 19:35:43,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:35:43,769 INFO L470 AbstractCegarLoop]: Abstraction has 19033 states and 25290 transitions. [2021-12-06 19:35:43,769 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 8.5) internal successors, (204), 18 states have internal predecessors, (204), 4 states have call successors, (66), 8 states have call predecessors, (66), 4 states have return successors, (42), 2 states have call predecessors, (42), 4 states have call successors, (42) [2021-12-06 19:35:43,769 INFO L276 IsEmpty]: Start isEmpty. Operand 19033 states and 25290 transitions. [2021-12-06 19:35:43,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2021-12-06 19:35:43,775 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:35:43,775 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 9, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:35:43,791 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2021-12-06 19:35:43,976 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-12-06 19:35:43,977 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:35:43,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:35:43,978 INFO L85 PathProgramCache]: Analyzing trace with hash 1849946667, now seen corresponding path program 4 times [2021-12-06 19:35:43,978 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:35:43,979 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721816091] [2021-12-06 19:35:43,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:35:43,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:35:44,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:35:44,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 19:35:44,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 19:35:44,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 19:35:44,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 19:35:44,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 19:35:44,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-06 19:35:44,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-06 19:35:44,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-12-06 19:35:44,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:35:44,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-06 19:35:44,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-06 19:35:44,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:44,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:35:44,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2021-12-06 19:35:44,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:44,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:35:44,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-12-06 19:35:44,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:44,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:35:44,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-12-06 19:35:44,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:44,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 19:35:44,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-12-06 19:35:44,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:44,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:44,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:35:44,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:35:44,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:44,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:35:44,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-12-06 19:35:44,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 19:35:44,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:44,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-06 19:35:44,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-12-06 19:35:44,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:44,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 19:35:44,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2021-12-06 19:35:44,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-12-06 19:35:44,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2021-12-06 19:35:44,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2021-12-06 19:35:44,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 19:35:44,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 19:35:44,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:35:44,631 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 13 proven. 15 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2021-12-06 19:35:44,631 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 19:35:44,632 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721816091] [2021-12-06 19:35:44,632 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721816091] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 19:35:44,632 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [321030405] [2021-12-06 19:35:44,632 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-12-06 19:35:44,632 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 19:35:44,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:35:44,633 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 19:35:44,633 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-12-06 19:35:45,855 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-12-06 19:35:45,856 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 19:35:45,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 3906 conjuncts, 17 conjunts are in the unsatisfiable core [2021-12-06 19:35:45,875 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:35:46,148 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 49 proven. 15 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-12-06 19:35:46,148 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:35:46,638 INFO L134 CoverageAnalysis]: Checked inductivity of 415 backedges. 13 proven. 15 refuted. 0 times theorem prover too weak. 387 trivial. 0 not checked. [2021-12-06 19:35:46,638 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [321030405] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 19:35:46,638 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 19:35:46,639 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 10, 10] total 26 [2021-12-06 19:35:46,639 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999094381] [2021-12-06 19:35:46,639 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 19:35:46,640 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2021-12-06 19:35:46,640 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 19:35:46,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-12-06 19:35:46,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=562, Unknown=0, NotChecked=0, Total=650 [2021-12-06 19:35:46,640 INFO L87 Difference]: Start difference. First operand 19033 states and 25290 transitions. Second operand has 26 states, 26 states have (on average 7.923076923076923) internal successors, (206), 20 states have internal predecessors, (206), 4 states have call successors, (66), 8 states have call predecessors, (66), 4 states have return successors, (42), 2 states have call predecessors, (42), 4 states have call successors, (42) [2021-12-06 19:35:55,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:35:55,598 INFO L93 Difference]: Finished difference Result 41073 states and 54919 transitions. [2021-12-06 19:35:55,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-12-06 19:35:55,598 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 7.923076923076923) internal successors, (206), 20 states have internal predecessors, (206), 4 states have call successors, (66), 8 states have call predecessors, (66), 4 states have return successors, (42), 2 states have call predecessors, (42), 4 states have call successors, (42) Word has length 349 [2021-12-06 19:35:55,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:35:55,644 INFO L225 Difference]: With dead ends: 41073 [2021-12-06 19:35:55,644 INFO L226 Difference]: Without dead ends: 22146 [2021-12-06 19:35:55,674 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 805 GetRequests, 765 SyntacticMatches, 3 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 262 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=235, Invalid=1247, Unknown=0, NotChecked=0, Total=1482 [2021-12-06 19:35:55,675 INFO L933 BasicCegarLoop]: 1243 mSDtfsCounter, 1725 mSDsluCounter, 12112 mSDsCounter, 0 mSdLazyCounter, 5093 mSolverCounterSat, 878 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1886 SdHoareTripleChecker+Valid, 13355 SdHoareTripleChecker+Invalid, 5971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 878 IncrementalHoareTripleChecker+Valid, 5093 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2021-12-06 19:35:55,675 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1886 Valid, 13355 Invalid, 5971 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [878 Valid, 5093 Invalid, 0 Unknown, 0 Unchecked, 7.5s Time] [2021-12-06 19:35:55,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22146 states. [2021-12-06 19:35:56,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22146 to 19051. [2021-12-06 19:35:56,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19051 states, 14230 states have (on average 1.2859451862262825) internal successors, (18299), 14337 states have internal predecessors, (18299), 3285 states have call successors, (3285), 1396 states have call predecessors, (3285), 1535 states have return successors, (3736), 3424 states have call predecessors, (3736), 3284 states have call successors, (3736) [2021-12-06 19:35:56,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19051 states to 19051 states and 25320 transitions. [2021-12-06 19:35:56,632 INFO L78 Accepts]: Start accepts. Automaton has 19051 states and 25320 transitions. Word has length 349 [2021-12-06 19:35:56,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:35:56,633 INFO L470 AbstractCegarLoop]: Abstraction has 19051 states and 25320 transitions. [2021-12-06 19:35:56,633 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 7.923076923076923) internal successors, (206), 20 states have internal predecessors, (206), 4 states have call successors, (66), 8 states have call predecessors, (66), 4 states have return successors, (42), 2 states have call predecessors, (42), 4 states have call successors, (42) [2021-12-06 19:35:56,633 INFO L276 IsEmpty]: Start isEmpty. Operand 19051 states and 25320 transitions. [2021-12-06 19:35:56,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2021-12-06 19:35:56,639 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:35:56,639 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 9, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:35:56,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-12-06 19:35:56,840 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-12-06 19:35:56,841 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:35:56,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:35:56,842 INFO L85 PathProgramCache]: Analyzing trace with hash 1341527796, now seen corresponding path program 5 times [2021-12-06 19:35:56,842 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 19:35:56,843 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207944054] [2021-12-06 19:35:56,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:35:56,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 19:35:57,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:35:57,762 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 19:35:58,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 19:35:58,800 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 19:35:58,801 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-06 19:35:58,801 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-06 19:35:58,802 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-12-06 19:35:58,805 INFO L732 BasicCegarLoop]: Path program histogram: [5, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:35:58,807 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-06 19:35:58,849 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,850 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,850 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,850 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,850 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,851 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,851 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,851 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,851 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,851 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,851 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,852 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,852 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,852 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,852 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,852 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,852 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,852 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,853 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,853 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,853 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,853 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,853 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,853 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,853 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,853 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,853 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,853 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,854 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,854 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,854 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,854 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,854 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,854 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,854 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,854 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,854 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,855 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,855 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,855 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,855 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,855 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,855 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,855 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,855 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,855 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,856 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,856 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,856 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,856 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,856 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,857 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,857 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,857 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,857 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,857 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,857 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,857 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,857 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,857 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,858 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,858 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,858 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,858 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,858 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,858 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,858 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,858 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,859 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,859 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,859 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,859 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,859 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,859 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,860 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,860 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,860 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,860 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,860 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,860 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,860 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,860 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,860 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,861 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,861 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,861 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,861 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,861 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,861 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,861 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,861 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,861 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,862 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,862 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,862 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,862 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,862 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,862 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,862 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,862 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,862 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,863 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,863 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,863 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,863 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,863 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,863 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,863 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,863 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,864 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,864 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,864 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,865 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,865 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,865 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,865 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,865 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,865 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,865 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,865 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,866 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,866 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,866 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,866 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,866 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,866 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,866 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,866 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,867 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,867 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,867 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,867 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,867 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,868 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,868 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,868 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,869 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,869 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,870 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,870 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,870 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,870 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,870 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,870 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,871 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,871 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,871 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,871 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,871 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,871 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,871 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,871 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,872 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,872 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,872 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,872 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,872 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,872 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,872 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,872 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,874 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,874 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,874 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,874 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,875 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,875 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,875 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,875 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,875 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,875 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,875 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,876 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,877 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,877 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,877 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,877 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,878 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,878 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,878 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,878 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,878 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,878 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,878 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,879 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,880 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,880 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,880 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,880 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,881 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,881 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,881 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,881 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,881 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,882 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,882 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,882 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,882 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,882 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,882 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,882 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,883 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,883 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,883 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,883 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,887 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,887 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,887 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,887 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,888 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,888 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,888 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,888 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,888 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,889 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,889 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,889 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,891 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,891 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,892 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,892 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,892 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,892 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,893 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,893 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,893 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,893 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,895 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,895 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,896 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,896 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,896 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,896 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,896 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,896 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,898 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,898 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,898 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,898 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,899 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,899 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,899 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,899 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,899 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,899 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,900 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,900 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,901 WARN L418 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == dest.base && #res.offset == dest.offset; is not ensure(true) [2021-12-06 19:35:58,901 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,902 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,902 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,902 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,902 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,902 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,902 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,903 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,903 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,903 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,903 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,903 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,904 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,904 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,904 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,904 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,905 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,905 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,905 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,905 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,906 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,906 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,906 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,906 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,906 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,906 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,907 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,907 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,907 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,908 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,908 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,908 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,908 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,908 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,908 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,908 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,909 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,909 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,909 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,909 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,910 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,910 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,910 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,910 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,910 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,911 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,911 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,911 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,911 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,911 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,911 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,911 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,912 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,912 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,912 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,912 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,912 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,913 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,913 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,913 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,913 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,913 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,913 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,913 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,914 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,914 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,914 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,914 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,915 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,915 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,915 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,915 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,915 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,915 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,915 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,916 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,916 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,916 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,916 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,916 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,917 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,917 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,917 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,917 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,917 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,917 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,918 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,918 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,920 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,920 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,920 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,920 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,920 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,921 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,921 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,921 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,921 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,921 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,921 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,921 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,922 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,922 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,922 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,922 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,922 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,923 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,923 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,923 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,923 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,923 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,923 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,923 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,924 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,924 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,924 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,924 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,925 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,925 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,925 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,925 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,925 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,925 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,925 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,926 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,926 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,926 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,926 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,926 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,927 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,927 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,927 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,927 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,927 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,928 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,928 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,928 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,928 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,928 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,928 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,928 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,929 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:58,929 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,929 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled [2021-12-06 19:35:58,929 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled [2021-12-06 19:35:59,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 07:35:59 BoogieIcfgContainer [2021-12-06 19:35:59,119 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-06 19:35:59,119 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 19:35:59,119 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 19:35:59,119 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 19:35:59,120 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:33:12" (3/4) ... [2021-12-06 19:35:59,122 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-06 19:35:59,122 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 19:35:59,123 INFO L158 Benchmark]: Toolchain (without parser) took 170580.40ms. Allocated memory was 125.8MB in the beginning and 2.5GB in the end (delta: 2.4GB). Free memory was 95.8MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2021-12-06 19:35:59,123 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 83.9MB. Free memory is still 62.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:35:59,123 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1396.18ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 95.3MB in the beginning and 84.1MB in the end (delta: 11.2MB). Peak memory consumption was 62.4MB. Max. memory is 16.1GB. [2021-12-06 19:35:59,123 INFO L158 Benchmark]: Boogie Procedure Inliner took 139.27ms. Allocated memory is still 151.0MB. Free memory was 84.1MB in the beginning and 69.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-06 19:35:59,123 INFO L158 Benchmark]: Boogie Preprocessor took 142.55ms. Allocated memory is still 151.0MB. Free memory was 69.4MB in the beginning and 86.3MB in the end (delta: -16.9MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2021-12-06 19:35:59,124 INFO L158 Benchmark]: RCFGBuilder took 1973.57ms. Allocated memory was 151.0MB in the beginning and 184.5MB in the end (delta: 33.6MB). Free memory was 86.3MB in the beginning and 113.4MB in the end (delta: -27.1MB). Peak memory consumption was 59.6MB. Max. memory is 16.1GB. [2021-12-06 19:35:59,124 INFO L158 Benchmark]: TraceAbstraction took 166919.67ms. Allocated memory was 184.5MB in the beginning and 2.5GB in the end (delta: 2.3GB). Free memory was 112.3MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. [2021-12-06 19:35:59,124 INFO L158 Benchmark]: Witness Printer took 3.10ms. Allocated memory is still 2.5GB. Free memory is still 1.3GB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:35:59,125 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 83.9MB. Free memory is still 62.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1396.18ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 95.3MB in the beginning and 84.1MB in the end (delta: 11.2MB). Peak memory consumption was 62.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 139.27ms. Allocated memory is still 151.0MB. Free memory was 84.1MB in the beginning and 69.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 142.55ms. Allocated memory is still 151.0MB. Free memory was 69.4MB in the beginning and 86.3MB in the end (delta: -16.9MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1973.57ms. Allocated memory was 151.0MB in the beginning and 184.5MB in the end (delta: 33.6MB). Free memory was 86.3MB in the beginning and 113.4MB in the end (delta: -27.1MB). Peak memory consumption was 59.6MB. Max. memory is 16.1GB. * TraceAbstraction took 166919.67ms. Allocated memory was 184.5MB in the beginning and 2.5GB in the end (delta: 2.3GB). Free memory was 112.3MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 2.0GB. Max. memory is 16.1GB. * Witness Printer took 3.10ms. Allocated memory is still 2.5GB. Free memory is still 1.3GB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == dest.base && #res.offset == dest.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#res#1 : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_memset_#ptr#1 : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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: 5618]: 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 7036, overapproximation of bitwiseOr at line 5946, overapproximation of bitwiseAnd at line 6170. Possible FailurePath: [L5641] int ldv_state_variable_3 ; [L5642] int LDV_IN_INTERRUPT = 1; [L5643] int ldv_state_variable_2 ; [L5644] struct net_device *rtl8150_netdev_ops_group1 ; [L5645] int ref_cnt ; [L5646] struct usb_interface *rtl8150_driver_group1 ; [L5647] int ldv_state_variable_1 ; [L5648] int usb_counter ; [L5649] int ldv_state_variable_0 ; [L5650] struct net_device *ops_group0 ; [L5918-L5935] static struct usb_device_id rtl8150_table[7U] = { {3U, 3034U, 33104U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}, {3U, 1041U, 18U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}, {3U, 14720U, 3U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}, {3U, 1976U, 16410U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}, {3U, 5463U, 33104U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}, {3U, 1414U, 16410U, (unsigned short)0, (unsigned short)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, (unsigned char)0, 0UL}}; [L5936] struct usb_device_id const __mod_usb__rtl8150_table_device_table ; [L5937-L5939] static char const driver_name[8U] = { 'r', 't', 'l', '8', '1', '5', '0', '\000'}; [L6876-L6879] static struct ethtool_ops const ops = {& rtl8150_get_settings, 0, & rtl8150_get_drvinfo, 0, 0, 0, 0, 0, 0, 0, & ethtool_op_get_link, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; [L6919-L6924] static struct net_device_ops const rtl8150_netdev_ops = {0, 0, & rtl8150_open, & rtl8150_close, & rtl8150_start_xmit, 0, 0, & rtl8150_set_multicast, & rtl8150_set_mac_address, & eth_validate_addr, & rtl8150_ioctl, 0, & eth_change_mtu, 0, & rtl8150_tx_timeout, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; [L7025-L7031] static struct usb_driver rtl8150_driver = {(char const *)(& driver_name), & rtl8150_probe, & rtl8150_disconnect, 0, & rtl8150_suspend, & rtl8150_resume, 0, 0, 0, (struct usb_device_id const *)(& rtl8150_table), {{{{{{0U}}, 0U, 0U, 0, {0, {0, 0}, 0, 0, 0UL}}}}, {0, 0}}, {{0, 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}, (unsigned char)0, (unsigned char)0, 1U, (unsigned char)0}; [L7048] int ldv_retval_2 ; [L7049] int ldv_retval_5 ; [L7050] int ldv_retval_0 ; [L7051] int ldv_retval_4 ; [L7053] int ldv_retval_6 ; [L7056] int ldv_retval_1 ; [L7058] int ldv_retval_3 ; [L7552] Element set_impl[15] ; [L7553] int last_index = 0; [L7687] Set LDV_SKBS ; VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L7088] struct usb_device_id *ldvarg1 ; [L7089] void *tmp ; [L7090] pm_message_t ldvarg0 ; [L7091] struct ethtool_cmd *ldvarg3 ; [L7092] void *tmp___0 ; [L7093] struct ethtool_drvinfo *ldvarg2 ; [L7094] void *tmp___1 ; [L7095] struct ifreq *ldvarg8 ; [L7096] void *tmp___2 ; [L7097] int ldvarg7 ; [L7098] int tmp___3 ; [L7099] void *ldvarg4 ; [L7100] void *tmp___4 ; [L7101] struct sk_buff *ldvarg5 ; [L7102] void *tmp___5 ; [L7103] int ldvarg6 ; [L7104] int tmp___6 ; [L7105] int tmp___7 ; [L7106] int tmp___8 ; [L7107] int tmp___9 ; [L7108] int tmp___10 ; [L7109] int tmp___11 ; VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={36893488147419103291:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L7111] CALL, EXPR ldv_zalloc(32UL) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5583] void *p ; [L5584] void *tmp ; [L5585] int tmp___0 ; [L5587] tmp___0 = __VERIFIER_nondet_int() [L5588] COND TRUE tmp___0 != 0 [L5589] return ((void *)0); VAL [\old(size)=32, \result={0:0}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=32, tmp___0=1, usb_counter=0] [L7111] RET, EXPR ldv_zalloc(32UL) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_zalloc(32UL)={0:0}, ldvarg0={36893488147419103291:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L7111] tmp = ldv_zalloc(32UL) [L7112] ldvarg1 = (struct usb_device_id *)tmp VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={36893488147419103291:0}, ldvarg1={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, usb_counter=0] [L7113] CALL, EXPR ldv_zalloc(44UL) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5583] void *p ; [L5584] void *tmp ; [L5585] int tmp___0 ; [L5587] tmp___0 = __VERIFIER_nondet_int() [L5588] COND TRUE tmp___0 != 0 [L5589] return ((void *)0); VAL [\old(size)=44, \result={0:0}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=44, tmp___0=1, usb_counter=0] [L7113] RET, EXPR ldv_zalloc(44UL) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_zalloc(44UL)={0:0}, ldvarg0={36893488147419103291:0}, ldvarg1={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, usb_counter=0] [L7113] tmp___0 = ldv_zalloc(44UL) [L7114] ldvarg3 = (struct ethtool_cmd *)tmp___0 VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={36893488147419103291:0}, ldvarg1={0:0}, ldvarg3={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, tmp___0={0:0}, usb_counter=0] [L7115] CALL, EXPR ldv_zalloc(196UL) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5583] void *p ; [L5584] void *tmp ; [L5585] int tmp___0 ; [L5587] tmp___0 = __VERIFIER_nondet_int() [L5588] COND TRUE tmp___0 != 0 [L5589] return ((void *)0); VAL [\old(size)=196, \result={0:0}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=196, tmp___0=1, usb_counter=0] [L7115] RET, EXPR ldv_zalloc(196UL) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_zalloc(196UL)={0:0}, ldvarg0={36893488147419103291:0}, ldvarg1={0:0}, ldvarg3={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, tmp___0={0:0}, usb_counter=0] [L7115] tmp___1 = ldv_zalloc(196UL) [L7116] ldvarg2 = (struct ethtool_drvinfo *)tmp___1 VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={36893488147419103291:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, usb_counter=0] [L7117] CALL, EXPR ldv_zalloc(40UL) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5583] void *p ; [L5584] void *tmp ; [L5585] int tmp___0 ; [L5587] tmp___0 = __VERIFIER_nondet_int() [L5588] COND TRUE tmp___0 != 0 [L5589] return ((void *)0); VAL [\old(size)=40, \result={0:0}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=40, tmp___0=1, usb_counter=0] [L7117] RET, EXPR ldv_zalloc(40UL) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_zalloc(40UL)={0:0}, ldvarg0={36893488147419103291:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, usb_counter=0] [L7117] tmp___2 = ldv_zalloc(40UL) [L7118] ldvarg8 = (struct ifreq *)tmp___2 [L7119] tmp___3 = __VERIFIER_nondet_int() [L7120] ldvarg7 = tmp___3 VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={36893488147419103291:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg7=-2, ldvarg8={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3=-2, usb_counter=0] [L7121] CALL, EXPR ldv_zalloc(1UL) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5583] void *p ; [L5584] void *tmp ; [L5585] int tmp___0 ; [L5587] tmp___0 = __VERIFIER_nondet_int() [L5588] COND TRUE tmp___0 != 0 [L5589] return ((void *)0); VAL [\old(size)=1, \result={0:0}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=1, tmp___0=1, usb_counter=0] [L7121] RET, EXPR ldv_zalloc(1UL) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_zalloc(1UL)={0:0}, ldvarg0={36893488147419103291:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg7=-2, ldvarg8={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3=-2, usb_counter=0] [L7121] tmp___4 = ldv_zalloc(1UL) [L7122] ldvarg4 = tmp___4 VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={36893488147419103291:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg7=-2, ldvarg8={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3=-2, tmp___4={0:0}, usb_counter=0] [L7123] CALL, EXPR ldv_zalloc(232UL) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5583] void *p ; [L5584] void *tmp ; [L5585] int tmp___0 ; [L5587] tmp___0 = __VERIFIER_nondet_int() [L5588] COND TRUE tmp___0 != 0 [L5589] return ((void *)0); VAL [\old(size)=232, \result={0:0}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=232, tmp___0=1, usb_counter=0] [L7123] RET, EXPR ldv_zalloc(232UL) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_zalloc(232UL)={0:0}, ldvarg0={36893488147419103291:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg7=-2, ldvarg8={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3=-2, tmp___4={0:0}, usb_counter=0] [L7123] tmp___5 = ldv_zalloc(232UL) [L7124] ldvarg5 = (struct sk_buff *)tmp___5 [L7125] tmp___6 = __VERIFIER_nondet_int() [L7126] ldvarg6 = tmp___6 [L7127] CALL ldv_initialize() [L7706] CALL ldv_set_init(LDV_SKBS) [L7558] set = set_impl [L7559] last_index = 0 VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set={0:0}, set={57:0}, set_impl={57:0}, usb_counter=0] [L7706] RET ldv_set_init(LDV_SKBS) [L7127] RET ldv_initialize() [L7128] FCALL memset((void *)(& ldvarg0), 0, 4UL) [L7129] ldv_state_variable_1 = 0 [L7130] ref_cnt = 0 [L7131] ldv_state_variable_0 = 1 [L7132] ldv_state_variable_3 = 0 [L7133] ldv_state_variable_2 = 0 VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={36893488147419103291:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-3, ldvarg7=-2, ldvarg8={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3=-2, tmp___4={0:0}, tmp___5={0:0}, tmp___6=-3, usb_counter=0] [L7135] tmp___7 = __VERIFIER_nondet_int() [L7137] case 0: [L7203] case 1: VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={36893488147419103291:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-3, ldvarg7=-2, ldvarg8={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3=-2, tmp___4={0:0}, tmp___5={0:0}, tmp___6=-3, tmp___7=1, usb_counter=0] [L7204] COND TRUE ldv_state_variable_0 != 0 [L7205] tmp___9 = __VERIFIER_nondet_int() [L7207] case 0: [L7215] case 1: VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldvarg0={36893488147419103291:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-3, ldvarg7=-2, ldvarg8={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3=-2, tmp___4={0:0}, tmp___5={0:0}, tmp___6=-3, tmp___7=1, tmp___9=1, usb_counter=0] [L7216] COND TRUE ldv_state_variable_0 == 1 [L7217] CALL, EXPR rtl8150_driver_init() [L7034] int tmp ; [L7036] CALL, EXPR ldv_usb_register_driver_19(& rtl8150_driver, & __this_module, "rtl8150") [L7532] ldv_func_ret_type___0 ldv_func_res ; [L7533] int tmp ; [L7535] CALL, EXPR usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L7909] return __VERIFIER_nondet_int(); [L7535] RET, EXPR usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L7535] tmp = usb_register_driver(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L7536] ldv_func_res = tmp [L7537] ldv_state_variable_1 = 1 [L7538] usb_counter = 0 [L7539] CALL ldv_usb_driver_1() [L7061] void *tmp ; VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L7063] CALL, EXPR ldv_zalloc(1560UL) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5583] void *p ; [L5584] void *tmp ; [L5585] int tmp___0 ; [L5587] tmp___0 = __VERIFIER_nondet_int() [L5588] COND TRUE tmp___0 != 0 [L5589] return ((void *)0); VAL [\old(size)=1560, \result={0:0}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=1560, tmp___0=1, usb_counter=0] [L7063] RET, EXPR ldv_zalloc(1560UL) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_zalloc(1560UL)={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L7063] tmp = ldv_zalloc(1560UL) [L7064] rtl8150_driver_group1 = (struct usb_interface *)tmp VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, usb_counter=0] [L7539] RET ldv_usb_driver_1() [L7540] return (ldv_func_res); VAL [\result=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, ldv_func_arg1={56:0}, ldv_func_arg1={56:0}, ldv_func_arg2={36893488147419103385:36893488147419103377}, ldv_func_arg2={36893488147419103385:36893488147419103377}, ldv_func_arg3={51:0}, ldv_func_arg3={51:0}, ldv_func_res=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp=0, usb_counter=0] [L7036] RET, EXPR ldv_usb_register_driver_19(& rtl8150_driver, & __this_module, "rtl8150") [L7036] tmp = ldv_usb_register_driver_19(& rtl8150_driver, & __this_module, "rtl8150") [L7037] return (tmp); VAL [\result=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp=0, usb_counter=0] [L7217] RET, EXPR rtl8150_driver_init() [L7217] ldv_retval_4 = rtl8150_driver_init() [L7218] COND TRUE ldv_retval_4 == 0 [L7219] ldv_state_variable_0 = 3 [L7220] ldv_state_variable_3 = 1 [L7221] CALL ldv_initialize_ethtool_ops_3() [L7070] void *tmp ; VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L7072] CALL, EXPR ldv_zalloc(3264UL) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5583] void *p ; [L5584] void *tmp ; [L5585] int tmp___0 ; [L5587] tmp___0 = __VERIFIER_nondet_int() [L5588] COND TRUE tmp___0 != 0 [L5589] return ((void *)0); VAL [\old(size)=3264, \result={0:0}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=3264, tmp___0=1, usb_counter=0] [L7072] RET, EXPR ldv_zalloc(3264UL) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ldv_zalloc(3264UL)={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L7072] tmp = ldv_zalloc(3264UL) [L7073] ops_group0 = (struct net_device *)tmp VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, usb_counter=0] [L7221] RET ldv_initialize_ethtool_ops_3() [L7224] COND FALSE !(ldv_retval_4 != 0) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ldvarg0={36893488147419103291:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-3, ldvarg7=-2, ldvarg8={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3=-2, tmp___4={0:0}, tmp___5={0:0}, tmp___6=-3, tmp___7=1, tmp___9=1, usb_counter=0] [L7135] tmp___7 = __VERIFIER_nondet_int() [L7137] case 0: VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ldvarg0={36893488147419103291:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-3, ldvarg7=-2, ldvarg8={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3=-2, tmp___4={0:0}, tmp___5={0:0}, tmp___6=-3, tmp___7=0, tmp___9=1, usb_counter=0] [L7138] COND TRUE ldv_state_variable_1 != 0 [L7139] tmp___8 = __VERIFIER_nondet_int() [L7141] case 0: VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ldvarg0={36893488147419103291:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-3, ldvarg7=-2, ldvarg8={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3=-2, tmp___4={0:0}, tmp___5={0:0}, tmp___6=-3, tmp___7=0, tmp___8=0, tmp___9=1, usb_counter=0] [L7142] COND TRUE ldv_state_variable_1 == 1 [L7143] CALL, EXPR rtl8150_probe(rtl8150_driver_group1, (struct usb_device_id const *)ldvarg1) [L6927] struct usb_device *udev ; [L6928] struct usb_device *tmp ; [L6929] rtl8150_t *dev ; [L6930] struct net_device *netdev ; [L6931] void *tmp___0 ; [L6932] void *tmp___1 ; [L6933] struct lock_class_key __key ; [L6934] int tmp___2 ; [L6935] int tmp___3 ; [L6936] int tmp___4 ; [L6938] CALL, EXPR interface_to_usbdev(intf) [L5826] struct device const *__mptr ; [L5828] EXPR intf->dev.parent [L5828] __mptr = (struct device const *)intf->dev.parent [L5829] return ((struct usb_device *)__mptr + 0xffffffffffffff70UL); VAL [\result={36893488147419103350:-4}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mptr={36893488147419103350:278924}, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, intf={0:0}, intf={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6938] RET, EXPR interface_to_usbdev(intf) [L6938] tmp = interface_to_usbdev(intf) [L6939] udev = tmp [L6940] CALL, EXPR alloc_etherdev_mqs(240, 1U, 1U) [L7808] CALL, EXPR ldv_malloc(sizeof(struct net_device)) VAL [\old(size)=3017, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5566] void *p ; [L5567] void *tmp ; [L5568] int tmp___0 ; [L5570] tmp___0 = __VERIFIER_nondet_int() [L5571] COND FALSE !(tmp___0 != 0) [L5574] tmp = malloc(size) [L5575] p = tmp VAL [\old(size)=3017, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, p={18446744073709548352:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=3017, tmp={18446744073709548352:0}, tmp___0=0, usb_counter=0] [L5576] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5562] COND FALSE !(!cond) VAL [\old(cond)=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, cond=1, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5576] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=3017, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, p={18446744073709548352:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=3017, tmp={18446744073709548352:0}, tmp___0=0, usb_counter=0] [L5577] return (p); VAL [\old(size)=3017, \result={18446744073709548352:0}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, p={18446744073709548352:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=3017, tmp={18446744073709548352:0}, tmp___0=0, usb_counter=0] [L7808] RET, EXPR ldv_malloc(sizeof(struct net_device)) VAL [\old(arg0)=240, \old(arg1)=1, \old(arg2)=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, arg0=240, arg1=1, arg2=1, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(struct net_device))={18446744073709548352:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L7808] return ldv_malloc(sizeof(struct net_device)); [L6940] RET, EXPR alloc_etherdev_mqs(240, 1U, 1U) [L6940] netdev = alloc_etherdev_mqs(240, 1U, 1U) [L6941] COND FALSE !((unsigned long )netdev == (unsigned long )((struct net_device *)0)) VAL [__key={36893488147419103300:0}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, id={0:0}, id={0:0}, intf={0:0}, intf={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, netdev={18446744073709548352:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={36893488147419103350:-4}, udev={36893488147419103350:-4}, usb_counter=0] [L6945] CALL, EXPR netdev_priv((struct net_device const *)netdev) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:0}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5688] return ((void *)dev + 3264U); VAL [\result={18446744073709548352:3264}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:0}, dev={18446744073709548352:0}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6945] RET, EXPR netdev_priv((struct net_device const *)netdev) VAL [__key={36893488147419103300:0}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, id={0:0}, id={0:0}, intf={0:0}, intf={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, netdev={18446744073709548352:0}, netdev_priv((struct net_device const *)netdev)={18446744073709548352:3264}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={36893488147419103350:-4}, udev={36893488147419103350:-4}, usb_counter=0] [L6945] tmp___0 = netdev_priv((struct net_device const *)netdev) [L6946] dev = (rtl8150_t *)tmp___0 VAL [__key={36893488147419103300:0}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, driver_name={53:0}, id={0:0}, id={0:0}, intf={0:0}, intf={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, netdev={18446744073709548352:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={36893488147419103350:-4}, tmp___0={18446744073709548352:3264}, udev={36893488147419103350:-4}, usb_counter=0] [L6947] CALL, EXPR kmalloc(8UL, 208U) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5515] void *tmp___2 ; [L5517] CALL, EXPR __kmalloc(size, flags) [L5510] CALL, EXPR ldv_malloc(size) VAL [\old(size)=8, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5566] void *p ; [L5567] void *tmp ; [L5568] int tmp___0 ; [L5570] tmp___0 = __VERIFIER_nondet_int() [L5571] COND FALSE !(tmp___0 != 0) [L5574] tmp = malloc(size) [L5575] p = tmp VAL [\old(size)=8, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, p={-36893488147419103231:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=8, tmp={-36893488147419103231:0}, tmp___0=0, usb_counter=0] [L5576] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5562] COND FALSE !(!cond) VAL [\old(cond)=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, cond=1, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5576] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=8, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, p={-36893488147419103231:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=8, tmp={-36893488147419103231:0}, tmp___0=0, usb_counter=0] [L5577] return (p); VAL [\old(size)=8, \result={-36893488147419103231:0}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, p={-36893488147419103231:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=8, tmp={-36893488147419103231:0}, tmp___0=0, usb_counter=0] [L5510] RET, EXPR ldv_malloc(size) VAL [\old(size)=8, \old(t)=208, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_malloc(size)={-36893488147419103231:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=8, t=208, usb_counter=0] [L5510] return ldv_malloc(size); [L5517] RET, EXPR __kmalloc(size, flags) [L5517] tmp___2 = __kmalloc(size, flags) [L5518] return (tmp___2); VAL [\old(flags)=208, \old(size)=8, \result={-36893488147419103231:0}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, flags=208, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=8, tmp___2={-36893488147419103231:0}, usb_counter=0] [L6947] RET, EXPR kmalloc(8UL, 208U) VAL [__key={36893488147419103300:0}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, driver_name={53:0}, id={0:0}, id={0:0}, intf={0:0}, intf={0:0}, kmalloc(8UL, 208U)={-36893488147419103231:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, netdev={18446744073709548352:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={36893488147419103350:-4}, tmp___0={18446744073709548352:3264}, udev={36893488147419103350:-4}, usb_counter=0] [L6947] tmp___1 = kmalloc(8UL, 208U) [L6948] dev->intr_buff = (u8 *)tmp___1 [L6949] EXPR dev->intr_buff VAL [__key={36893488147419103300:0}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev->intr_buff={-36893488147419103231:0}, driver_name={53:0}, id={0:0}, id={0:0}, intf={0:0}, intf={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, netdev={18446744073709548352:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={36893488147419103350:-4}, tmp___0={18446744073709548352:3264}, tmp___1={-36893488147419103231:0}, udev={36893488147419103350:-4}, usb_counter=0] [L6949] COND FALSE !((unsigned long )dev->intr_buff == (unsigned long )((u8 *)0U)) [L6954] FCALL tasklet_init(& dev->tl, & rx_fixup, (unsigned long )dev) [L6955] CALL spinlock_check(& dev->rx_pool_lock) [L5474] return (& lock->ldv_6338.rlock); VAL [\result={18446744073709548352:3396}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, lock={18446744073709548352:3396}, lock={18446744073709548352:3396}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6955] RET spinlock_check(& dev->rx_pool_lock) [L6956-L6957] FCALL __raw_spin_lock_init(& dev->rx_pool_lock.ldv_6338.rlock, "&(&dev->rx_pool_lock)->rlock", & __key) [L6958] dev->udev = udev [L6959] dev->netdev = netdev [L6960] netdev->netdev_ops = & rtl8150_netdev_ops [L6961] netdev->watchdog_timeo = 250 [L6962] netdev->ethtool_ops = & ops [L6963] dev->intr_interval = 100 [L6964] CALL, EXPR alloc_all_urbs(dev) [L6186] CALL, EXPR usb_alloc_urb(0, 208U) VAL [\old(arg0)=0, \old(arg1)=208, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L7892] CALL, EXPR ldv_malloc(sizeof(struct urb)) VAL [\old(size)=184, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5566] void *p ; [L5567] void *tmp ; [L5568] int tmp___0 ; [L5570] tmp___0 = __VERIFIER_nondet_int() [L5571] COND FALSE !(tmp___0 != 0) [L5574] tmp = malloc(size) [L5575] p = tmp VAL [\old(size)=184, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, p={36893488147419103233:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=184, tmp={36893488147419103233:0}, tmp___0=0, usb_counter=0] [L5576] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5562] COND FALSE !(!cond) VAL [\old(cond)=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, cond=1, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5576] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=184, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, p={36893488147419103233:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=184, tmp={36893488147419103233:0}, tmp___0=0, usb_counter=0] [L5577] return (p); VAL [\old(size)=184, \result={36893488147419103233:0}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, p={36893488147419103233:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=184, tmp={36893488147419103233:0}, tmp___0=0, usb_counter=0] [L7892] RET, EXPR ldv_malloc(sizeof(struct urb)) VAL [\old(arg0)=0, \old(arg1)=208, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, arg0=0, arg1=208, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(struct urb))={36893488147419103233:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L7892] return ldv_malloc(sizeof(struct urb)); [L6186] RET, EXPR usb_alloc_urb(0, 208U) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_alloc_urb(0, 208U)={36893488147419103233:0}, usb_counter=0] [L6186] dev->rx_urb = usb_alloc_urb(0, 208U) [L6187] EXPR dev->rx_urb VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, dev->rx_urb={36893488147419103233:0}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6187] COND FALSE !((unsigned long )dev->rx_urb == (unsigned long )((struct urb *)0)) [L6191] CALL, EXPR usb_alloc_urb(0, 208U) VAL [\old(arg0)=0, \old(arg1)=208, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L7892] CALL, EXPR ldv_malloc(sizeof(struct urb)) VAL [\old(size)=184, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5566] void *p ; [L5567] void *tmp ; [L5568] int tmp___0 ; [L5570] tmp___0 = __VERIFIER_nondet_int() [L5571] COND FALSE !(tmp___0 != 0) [L5574] tmp = malloc(size) [L5575] p = tmp VAL [\old(size)=184, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, p={-55340232221128654847:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=184, tmp={-55340232221128654847:0}, tmp___0=0, usb_counter=0] [L5576] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5562] COND FALSE !(!cond) VAL [\old(cond)=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, cond=1, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5576] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=184, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, p={-55340232221128654847:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=184, tmp={-55340232221128654847:0}, tmp___0=0, usb_counter=0] [L5577] return (p); VAL [\old(size)=184, \result={-55340232221128654847:0}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, p={-55340232221128654847:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=184, tmp={-55340232221128654847:0}, tmp___0=0, usb_counter=0] [L7892] RET, EXPR ldv_malloc(sizeof(struct urb)) VAL [\old(arg0)=0, \old(arg1)=208, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, arg0=0, arg1=208, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(struct urb))={-55340232221128654847:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L7892] return ldv_malloc(sizeof(struct urb)); [L6191] RET, EXPR usb_alloc_urb(0, 208U) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_alloc_urb(0, 208U)={-55340232221128654847:0}, usb_counter=0] [L6191] dev->tx_urb = usb_alloc_urb(0, 208U) [L6192] EXPR dev->tx_urb VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, dev->tx_urb={-55340232221128654847:0}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6192] COND FALSE !((unsigned long )dev->tx_urb == (unsigned long )((struct urb *)0)) [L6197] CALL, EXPR usb_alloc_urb(0, 208U) VAL [\old(arg0)=0, \old(arg1)=208, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L7892] CALL, EXPR ldv_malloc(sizeof(struct urb)) VAL [\old(size)=184, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5566] void *p ; [L5567] void *tmp ; [L5568] int tmp___0 ; [L5570] tmp___0 = __VERIFIER_nondet_int() [L5571] COND FALSE !(tmp___0 != 0) [L5574] tmp = malloc(size) [L5575] p = tmp VAL [\old(size)=184, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, p={-18446744073709551615:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=184, tmp={-18446744073709551615:0}, tmp___0=0, usb_counter=0] [L5576] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5562] COND FALSE !(!cond) VAL [\old(cond)=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, cond=1, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5576] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(size)=184, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, p={-18446744073709551615:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=184, tmp={-18446744073709551615:0}, tmp___0=0, usb_counter=0] [L5577] return (p); VAL [\old(size)=184, \result={-18446744073709551615:0}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, p={-18446744073709551615:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=184, tmp={-18446744073709551615:0}, tmp___0=0, usb_counter=0] [L7892] RET, EXPR ldv_malloc(sizeof(struct urb)) VAL [\old(arg0)=0, \old(arg1)=208, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, arg0=0, arg1=208, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(struct urb))={-18446744073709551615:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L7892] return ldv_malloc(sizeof(struct urb)); [L6197] RET, EXPR usb_alloc_urb(0, 208U) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_alloc_urb(0, 208U)={-18446744073709551615:0}, usb_counter=0] [L6197] dev->intr_urb = usb_alloc_urb(0, 208U) [L6198] EXPR dev->intr_urb VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, dev->intr_urb={-18446744073709551615:0}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6198] COND FALSE !((unsigned long )dev->intr_urb == (unsigned long )((struct urb *)0)) [L6204] return (1); VAL [\result=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6964] RET, EXPR alloc_all_urbs(dev) [L6964] tmp___2 = alloc_all_urbs(dev) [L6965] COND FALSE !(tmp___2 == 0) VAL [__key={36893488147419103300:0}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, driver_name={53:0}, id={0:0}, id={0:0}, intf={0:0}, intf={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, netdev={18446744073709548352:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={36893488147419103350:-4}, tmp___0={18446744073709548352:3264}, tmp___1={-36893488147419103231:0}, tmp___2=1, udev={36893488147419103350:-4}, usb_counter=0] [L6970] CALL, EXPR rtl8150_reset(dev) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6162] u8 data ; [L6163] int i ; [L6165] data = 16U [L6166] i = 250 VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, data={36893488147419103236:0}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, driver_name={53:0}, i=250, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6167] CALL set_registers(dev, 302, 1, (void *)(& data)) VAL [\old(indx)=46, \old(size)=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, data={36893488147419103236:0}, dev={18446744073709548352:3264}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5953] unsigned int tmp ; [L5954] int tmp___0 ; [L5956] EXPR dev->udev VAL [\old(indx)=46, \old(size)=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, data={36893488147419103236:0}, data={36893488147419103236:0}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, dev->udev={36893488147419103350:-4}, driver_name={53:0}, indx=46, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=1, usb_counter=0] [L5956] CALL, EXPR __create_pipe(dev->udev, 0U) VAL [\old(endpoint)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={36893488147419103350:-4}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5915] EXPR dev->devnum [L5915] return ((unsigned int )(dev->devnum << 8) | (endpoint << 15)); [L5956] RET, EXPR __create_pipe(dev->udev, 0U) VAL [\old(indx)=46, \old(size)=1, __create_pipe(dev->udev, 0U)=36893488147419103321, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, data={36893488147419103236:0}, data={36893488147419103236:0}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, dev->udev={36893488147419103350:-4}, driver_name={53:0}, indx=46, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=1, usb_counter=0] [L5956] tmp = __create_pipe(dev->udev, 0U) [L5957] EXPR dev->udev VAL [\old(indx)=46, \old(size)=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, data={36893488147419103236:0}, data={36893488147419103236:0}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, dev->udev={36893488147419103350:-4}, driver_name={53:0}, indx=46, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=1, tmp=89, usb_counter=0] [L5957-L5958] CALL, EXPR usb_control_msg(dev->udev, tmp | 2147483648U, 5, 64, (int )indx, 0, data, (int )size, 500) VAL [\old(arg2)=5, \old(arg3)=64, \old(arg4)=302, \old(arg5)=0, \old(arg7)=1, \old(arg8)=500, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, arg0={36893488147419103350:-4}, arg6={36893488147419103236:0}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L7896] return __VERIFIER_nondet_int(); [L5957-L5958] RET, EXPR usb_control_msg(dev->udev, tmp | 2147483648U, 5, 64, (int )indx, 0, data, (int )size, 500) VAL [\old(indx)=46, \old(size)=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, data={36893488147419103236:0}, data={36893488147419103236:0}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, dev->udev={36893488147419103350:-4}, driver_name={53:0}, indx=46, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=1, tmp=89, usb_control_msg(dev->udev, tmp | 2147483648U, 5, 64, (int )indx, 0, data, (int )size, 500)=70, usb_counter=0] [L5957-L5958] tmp___0 = usb_control_msg(dev->udev, tmp | 2147483648U, 5, 64, (int )indx, 0, data, (int )size, 500) [L5959] return (tmp___0); VAL [\old(indx)=46, \old(size)=1, \result=70, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, data={36893488147419103236:0}, data={36893488147419103236:0}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, driver_name={53:0}, indx=46, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=1, tmp=89, tmp___0=70, usb_counter=0] [L6167] RET set_registers(dev, 302, 1, (void *)(& data)) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, data={36893488147419103236:0}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, driver_name={53:0}, i=250, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, set_registers(dev, 302, 1, (void *)(& data))=70, usb_counter=0] [L6169] CALL get_registers(dev, 302, 1, (void *)(& data)) VAL [\old(indx)=46, \old(size)=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, data={36893488147419103236:0}, dev={18446744073709548352:3264}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5942] unsigned int tmp ; [L5943] int tmp___0 ; [L5945] EXPR dev->udev VAL [\old(indx)=46, \old(size)=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, data={36893488147419103236:0}, data={36893488147419103236:0}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, dev->udev={36893488147419103350:-4}, driver_name={53:0}, indx=46, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=1, usb_counter=0] [L5945] CALL, EXPR __create_pipe(dev->udev, 0U) VAL [\old(endpoint)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={36893488147419103350:-4}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5915] EXPR dev->devnum [L5915] return ((unsigned int )(dev->devnum << 8) | (endpoint << 15)); [L5945] RET, EXPR __create_pipe(dev->udev, 0U) VAL [\old(indx)=46, \old(size)=1, __create_pipe(dev->udev, 0U)=36893488147419103329, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, data={36893488147419103236:0}, data={36893488147419103236:0}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, dev->udev={36893488147419103350:-4}, driver_name={53:0}, indx=46, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=1, usb_counter=0] [L5945] tmp = __create_pipe(dev->udev, 0U) [L5946] EXPR dev->udev VAL [\old(indx)=46, \old(size)=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, data={36893488147419103236:0}, data={36893488147419103236:0}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, dev->udev={36893488147419103350:-4}, driver_name={53:0}, indx=46, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=1, tmp=97, usb_counter=0] [L5946-L5947] CALL, EXPR usb_control_msg(dev->udev, tmp | 2147483776U, 5, 192, (int )indx, 0, data, (int )size, 500) VAL [\old(arg2)=5, \old(arg3)=192, \old(arg4)=302, \old(arg5)=0, \old(arg7)=1, \old(arg8)=500, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, arg0={36893488147419103350:-4}, arg6={36893488147419103236:0}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L7896] return __VERIFIER_nondet_int(); [L5946-L5947] RET, EXPR usb_control_msg(dev->udev, tmp | 2147483776U, 5, 192, (int )indx, 0, data, (int )size, 500) VAL [\old(indx)=46, \old(size)=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, data={36893488147419103236:0}, data={36893488147419103236:0}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, dev->udev={36893488147419103350:-4}, driver_name={53:0}, indx=46, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=1, tmp=97, usb_control_msg(dev->udev, tmp | 2147483776U, 5, 192, (int )indx, 0, data, (int )size, 500)=71, usb_counter=0] [L5946-L5947] tmp___0 = usb_control_msg(dev->udev, tmp | 2147483776U, 5, 192, (int )indx, 0, data, (int )size, 500) [L5948] return (tmp___0); VAL [\old(indx)=46, \old(size)=1, \result=71, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, data={36893488147419103236:0}, data={36893488147419103236:0}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, driver_name={53:0}, indx=46, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=1, tmp=97, tmp___0=71, usb_counter=0] [L6169] RET get_registers(dev, 302, 1, (void *)(& data)) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, data={36893488147419103236:0}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, driver_name={53:0}, get_registers(dev, 302, 1, (void *)(& data))=71, i=250, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6170] EXPR \read(data) VAL [\read(data)=16, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, data={36893488147419103236:0}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, driver_name={53:0}, i=250, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6170] COND FALSE !(((int )data & 16) != 0) [L6180] return (i > 0); [L6180] return (i > 0); VAL [\result=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, driver_name={53:0}, i=250, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6970] RET, EXPR rtl8150_reset(dev) VAL [__key={36893488147419103300:0}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, driver_name={53:0}, id={0:0}, id={0:0}, intf={0:0}, intf={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, netdev={18446744073709548352:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_reset(dev)=1, rtl8150_table={52:0}, set_impl={57:0}, tmp={36893488147419103350:-4}, tmp___0={18446744073709548352:3264}, tmp___1={-36893488147419103231:0}, tmp___2=1, udev={36893488147419103350:-4}, usb_counter=0] [L6970] tmp___3 = rtl8150_reset(dev) [L6971] COND FALSE !(tmp___3 == 0) VAL [__key={36893488147419103300:0}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, driver_name={53:0}, id={0:0}, id={0:0}, intf={0:0}, intf={0:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, netdev={18446744073709548352:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={36893488147419103350:-4}, tmp___0={18446744073709548352:3264}, tmp___1={-36893488147419103231:0}, tmp___2=1, tmp___3=1, udev={36893488147419103350:-4}, usb_counter=0] [L6976] CALL fill_skb_pool(dev) VAL [\old(last_index)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6533] struct sk_buff *skb ; [L6534] int i ; [L6536] i = 0 VAL [\old(last_index)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, driver_name={53:0}, i=0, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6553] COND TRUE i <= 3 VAL [\old(last_index)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, driver_name={53:0}, i=0, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6539] EXPR dev->rx_skb_pool[i] VAL [\old(last_index)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, dev->rx_skb_pool[i]={-58:59}, driver_name={53:0}, i=0, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6539] COND TRUE (unsigned long )dev->rx_skb_pool[i] != (unsigned long )((struct sk_buff *)0) [L6551] i = i + 1 VAL [\old(last_index)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, driver_name={53:0}, i=1, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6553] COND TRUE i <= 3 VAL [\old(last_index)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, driver_name={53:0}, i=1, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6539] EXPR dev->rx_skb_pool[i] VAL [\old(last_index)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, dev->rx_skb_pool[i]={-67:68}, driver_name={53:0}, i=1, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6539] COND TRUE (unsigned long )dev->rx_skb_pool[i] != (unsigned long )((struct sk_buff *)0) [L6551] i = i + 1 VAL [\old(last_index)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, driver_name={53:0}, i=2, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6553] COND TRUE i <= 3 VAL [\old(last_index)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, driver_name={53:0}, i=2, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6539] EXPR dev->rx_skb_pool[i] VAL [\old(last_index)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, dev->rx_skb_pool[i]={-68:69}, driver_name={53:0}, i=2, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6539] COND TRUE (unsigned long )dev->rx_skb_pool[i] != (unsigned long )((struct sk_buff *)0) [L6551] i = i + 1 VAL [\old(last_index)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, driver_name={53:0}, i=3, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6553] COND TRUE i <= 3 VAL [\old(last_index)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, driver_name={53:0}, i=3, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6539] EXPR dev->rx_skb_pool[i] VAL [\old(last_index)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, dev->rx_skb_pool[i]={73:18446744073709551543}, driver_name={53:0}, i=3, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6539] COND FALSE !((unsigned long )dev->rx_skb_pool[i] != (unsigned long )((struct sk_buff *)0)) [L6543] CALL, EXPR ldv_dev_alloc_skb_13(1542U) [L7479] struct sk_buff *tmp ; VAL [\old(last_index)=0, \old(length)=1542, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, length=1542, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L7481] CALL, EXPR ldv_skb_alloc() VAL [\old(last_index)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L7690] void *skb ; [L7691] void *tmp___7 ; VAL [\old(last_index)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L7693] CALL, EXPR ldv_zalloc(sizeof(struct sk_buff___0 )) VAL [\old(last_index)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5583] void *p ; [L5584] void *tmp ; [L5585] int tmp___0 ; [L5587] tmp___0 = __VERIFIER_nondet_int() [L5588] COND FALSE !(tmp___0 != 0) [L5591] EXPR, FCALL calloc(1UL, size) [L5591] tmp = calloc(1UL, size) [L5592] p = tmp VAL [\old(last_index)=0, \old(size)=248, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, calloc(1UL, size)={-73786976294838206463:0}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, p={-73786976294838206463:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=248, tmp={-73786976294838206463:0}, tmp___0=0, usb_counter=0] [L5593] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(cond)=1, \old(last_index)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5562] COND FALSE !(!cond) VAL [\old(cond)=1, \old(last_index)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, cond=1, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5593] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [\old(last_index)=0, \old(size)=248, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, calloc(1UL, size)={-73786976294838206463:0}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, p={-73786976294838206463:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=248, tmp={-73786976294838206463:0}, tmp___0=0, usb_counter=0] [L5594] return (p); VAL [\old(last_index)=0, \old(size)=248, \result={-73786976294838206463:0}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, calloc(1UL, size)={-73786976294838206463:0}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, p={-73786976294838206463:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=248, tmp={-73786976294838206463:0}, tmp___0=0, usb_counter=0] [L7693] RET, EXPR ldv_zalloc(sizeof(struct sk_buff___0 )) VAL [\old(last_index)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ldv_zalloc(sizeof(struct sk_buff___0 ))={-73786976294838206463:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L7693] tmp___7 = ldv_zalloc(sizeof(struct sk_buff___0 )) [L7694] skb = (struct sk_buff___0 *)tmp___7 VAL [\old(last_index)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, skb={-73786976294838206463:0}, tmp___7={-73786976294838206463:0}, usb_counter=0] [L7695] COND FALSE !(! skb) [L7698] CALL ldv_set_add(LDV_SKBS, skb) [L7566] int i ; [L7568] i = 0 VAL [\old(last_index)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, e={-73786976294838206463:0}, e={-73786976294838206463:0}, i=0, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set={0:0}, set={0:0}, set_impl={57:0}, usb_counter=0] [L7569] COND TRUE 1 VAL [\old(last_index)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, e={-73786976294838206463:0}, e={-73786976294838206463:0}, i=0, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set={0:0}, set={0:0}, set_impl={57:0}, usb_counter=0] [L7570] COND FALSE !(i < last_index) VAL [\old(last_index)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, e={-73786976294838206463:0}, e={-73786976294838206463:0}, i=0, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set={0:0}, set={0:0}, set_impl={57:0}, usb_counter=0] [L7580] COND TRUE last_index < 15 [L7581] set_impl[last_index] = e [L7582] last_index = last_index + 1 VAL [\old(last_index)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, e={-73786976294838206463:0}, e={-73786976294838206463:0}, i=0, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set={0:0}, set={0:0}, set_impl={57:0}, usb_counter=0] [L7698] RET ldv_set_add(LDV_SKBS, skb) [L7699] return (skb); VAL [\old(last_index)=0, \result={-73786976294838206463:0}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, skb={-73786976294838206463:0}, tmp___7={-73786976294838206463:0}, usb_counter=0] [L7481] RET, EXPR ldv_skb_alloc() VAL [\old(last_index)=0, \old(length)=1542, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, ldv_skb_alloc()={-73786976294838206463:0}, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, length=1542, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L7481] tmp = ldv_skb_alloc() [L7482] return (tmp); VAL [\old(last_index)=0, \old(length)=1542, \result={-73786976294838206463:0}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, length=1542, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={-73786976294838206463:0}, usb_counter=0] [L6543] RET, EXPR ldv_dev_alloc_skb_13(1542U) [L6543] skb = ldv_dev_alloc_skb_13(1542U) [L6544] COND FALSE !((unsigned long )skb == (unsigned long )((struct sk_buff *)0)) [L6548] CALL skb_reserve(skb, 2) [L5547] EXPR skb->data [L5547] skb->data = skb->data + (unsigned long )len [L5548] EXPR skb->tail [L5548] skb->tail = skb->tail + (sk_buff_data_t )len [L6548] RET skb_reserve(skb, 2) [L6549] dev->rx_skb_pool[i] = skb VAL [\old(last_index)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, driver_name={53:0}, i=3, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, skb={-73786976294838206463:0}, usb_counter=0] [L6551] i = i + 1 VAL [\old(last_index)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, driver_name={53:0}, i=4, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, skb={-73786976294838206463:0}, usb_counter=0] [L6553] COND FALSE !(i <= 3) VAL [\old(last_index)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, driver_name={53:0}, i=4, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, skb={-73786976294838206463:0}, usb_counter=0] [L6976] RET fill_skb_pool(dev) VAL [__key={36893488147419103300:0}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, driver_name={53:0}, id={0:0}, id={0:0}, intf={0:0}, intf={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, netdev={18446744073709548352:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={36893488147419103350:-4}, tmp___0={18446744073709548352:3264}, tmp___1={-36893488147419103231:0}, tmp___2=1, tmp___3=1, udev={36893488147419103350:-4}, usb_counter=0] [L6977] CALL set_ethernet_addr(dev) [L6106] u8 node_id[6U] ; [L6107] size_t __len ; [L6108] void *__ret ; VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, node_id={36893488147419103235:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6110] CALL get_registers(dev, 288, 6, (void *)(& node_id)) VAL [\old(indx)=32, \old(size)=6, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, data={36893488147419103235:0}, dev={18446744073709548352:3264}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5942] unsigned int tmp ; [L5943] int tmp___0 ; [L5945] EXPR dev->udev VAL [\old(indx)=32, \old(size)=6, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, data={36893488147419103235:0}, data={36893488147419103235:0}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, dev->udev={36893488147419103350:-4}, driver_name={53:0}, indx=32, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=6, usb_counter=0] [L5945] CALL, EXPR __create_pipe(dev->udev, 0U) VAL [\old(endpoint)=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={36893488147419103350:-4}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5915] EXPR dev->devnum [L5915] return ((unsigned int )(dev->devnum << 8) | (endpoint << 15)); [L5945] RET, EXPR __create_pipe(dev->udev, 0U) VAL [\old(indx)=32, \old(size)=6, __create_pipe(dev->udev, 0U)=36893488147419103370, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, data={36893488147419103235:0}, data={36893488147419103235:0}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, dev->udev={36893488147419103350:-4}, driver_name={53:0}, indx=32, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=6, usb_counter=0] [L5945] tmp = __create_pipe(dev->udev, 0U) [L5946] EXPR dev->udev VAL [\old(indx)=32, \old(size)=6, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, data={36893488147419103235:0}, data={36893488147419103235:0}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, dev->udev={36893488147419103350:-4}, driver_name={53:0}, indx=32, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=6, tmp=138, usb_counter=0] [L5946-L5947] CALL, EXPR usb_control_msg(dev->udev, tmp | 2147483776U, 5, 192, (int )indx, 0, data, (int )size, 500) VAL [\old(arg2)=5, \old(arg3)=192, \old(arg4)=288, \old(arg5)=0, \old(arg7)=6, \old(arg8)=500, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, arg0={36893488147419103350:-4}, arg6={36893488147419103235:0}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L7896] return __VERIFIER_nondet_int(); [L5946-L5947] RET, EXPR usb_control_msg(dev->udev, tmp | 2147483776U, 5, 192, (int )indx, 0, data, (int )size, 500) VAL [\old(indx)=32, \old(size)=6, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, data={36893488147419103235:0}, data={36893488147419103235:0}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, dev->udev={36893488147419103350:-4}, driver_name={53:0}, indx=32, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=6, tmp=138, usb_control_msg(dev->udev, tmp | 2147483776U, 5, 192, (int )indx, 0, data, (int )size, 500)=74, usb_counter=0] [L5946-L5947] tmp___0 = usb_control_msg(dev->udev, tmp | 2147483776U, 5, 192, (int )indx, 0, data, (int )size, 500) [L5948] return (tmp___0); VAL [\old(indx)=32, \old(size)=6, \result=74, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, data={36893488147419103235:0}, data={36893488147419103235:0}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, driver_name={53:0}, indx=32, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=6, tmp=138, tmp___0=74, usb_counter=0] [L6110] RET get_registers(dev, 288, 6, (void *)(& node_id)) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, driver_name={53:0}, get_registers(dev, 288, 6, (void *)(& node_id))=74, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, node_id={36893488147419103235:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6111] __len = 6UL VAL [__len=6, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, node_id={36893488147419103235:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6112] COND FALSE !(__len > 63UL) [L6116] EXPR dev->netdev [L6116] EXPR (dev->netdev)->dev_addr VAL [(dev->netdev)->dev_addr={36893488147419103235:-13}, __len=6, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, dev->netdev={18446744073709548352:0}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, node_id={36893488147419103235:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6116-L6117] EXPR, FCALL memcpy((void *)(dev->netdev)->dev_addr, (void const *)(& node_id), __len) VAL [(dev->netdev)->dev_addr={36893488147419103235:-13}, __len=6, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, dev->netdev={18446744073709548352:0}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, memcpy((void *)(dev->netdev)->dev_addr, (void const *)(& node_id), __len)={36893488147419103235:-13}, node_id={36893488147419103235:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6116-L6117] __ret = memcpy((void *)(dev->netdev)->dev_addr, (void const *)(& node_id), __len) [L6119] return; VAL [__len=6, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __ret={36893488147419103235:-13}, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, dev={18446744073709548352:3264}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L6977] RET set_ethernet_addr(dev) [L6978] CALL usb_set_intfdata(intf, (void *)dev) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5820] CALL dev_set_drvdata(& intf->dev, data) [L5530] dev->driver_data = data VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, data={18446744073709548352:3264}, data={18446744073709548352:3264}, dev={0:44}, dev={0:44}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5820] RET dev_set_drvdata(& intf->dev, data) [L6978] RET usb_set_intfdata(intf, (void *)dev) VAL [__key={36893488147419103300:0}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, driver_name={53:0}, id={0:0}, id={0:0}, intf={0:0}, intf={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=1, netdev={18446744073709548352:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={36893488147419103350:-4}, tmp___0={18446744073709548352:3264}, tmp___1={-36893488147419103231:0}, tmp___2=1, tmp___3=1, udev={36893488147419103350:-4}, usb_counter=0] [L6979] netdev->dev.parent = & intf->dev [L6980] CALL, EXPR ldv_register_netdev_15(netdev) [L7495] ldv_func_ret_type ldv_func_res ; [L7496] int tmp ; [L7498] CALL, EXPR register_netdev(dev) [L7871] return __VERIFIER_nondet_int(); [L7498] RET, EXPR register_netdev(dev) [L7498] tmp = register_netdev(dev) [L7499] ldv_func_res = tmp [L7500] ldv_state_variable_2 = 1 [L7501] CALL ldv_net_device_ops_2() [L7079] void *tmp ; VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L7081] CALL, EXPR ldv_zalloc(3264UL) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5583] void *p ; [L5584] void *tmp ; [L5585] int tmp___0 ; [L5587] tmp___0 = __VERIFIER_nondet_int() [L5588] COND TRUE tmp___0 != 0 [L5589] return ((void *)0); VAL [\old(size)=3264, \result={0:0}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, size=3264, tmp___0=1, usb_counter=0] [L7081] RET, EXPR ldv_zalloc(3264UL) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_zalloc(3264UL)={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L7081] tmp = ldv_zalloc(3264UL) [L7082] rtl8150_netdev_ops_group1 = (struct net_device *)tmp VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, usb_counter=0] [L7501] RET ldv_net_device_ops_2() [L7502] return (ldv_func_res); VAL [\result=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:0}, dev={18446744073709548352:0}, driver_name={53:0}, last_index=1, ldv_func_res=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp=0, usb_counter=0] [L6980] RET, EXPR ldv_register_netdev_15(netdev) [L6980] tmp___4 = ldv_register_netdev_15(netdev) [L6981] COND FALSE !(tmp___4 != 0) [L6987] return (0); [L6987] return (0); VAL [\result=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, driver_name={53:0}, id={0:0}, id={0:0}, intf={0:0}, intf={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, netdev={18446744073709548352:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={36893488147419103350:-4}, tmp___0={18446744073709548352:3264}, tmp___1={-36893488147419103231:0}, tmp___2=1, tmp___3=1, tmp___4=0, udev={36893488147419103350:-4}, usb_counter=0] [L7143] RET, EXPR rtl8150_probe(rtl8150_driver_group1, (struct usb_device_id const *)ldvarg1) [L7143] ldv_retval_3 = rtl8150_probe(rtl8150_driver_group1, (struct usb_device_id const *)ldvarg1) [L7144] COND TRUE ldv_retval_3 == 0 [L7145] ldv_state_variable_1 = 2 [L7146] ref_cnt = ref_cnt + 1 VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={36893488147419103291:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-3, ldvarg7=-2, ldvarg8={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=1, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3=-2, tmp___4={0:0}, tmp___5={0:0}, tmp___6=-3, tmp___7=0, tmp___8=0, tmp___9=1, usb_counter=0] [L7135] tmp___7 = __VERIFIER_nondet_int() [L7137] case 0: VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={36893488147419103291:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-3, ldvarg7=-2, ldvarg8={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=1, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3=-2, tmp___4={0:0}, tmp___5={0:0}, tmp___6=-3, tmp___7=0, tmp___8=0, tmp___9=1, usb_counter=0] [L7138] COND TRUE ldv_state_variable_1 != 0 [L7139] tmp___8 = __VERIFIER_nondet_int() [L7141] case 0: [L7152] case 1: [L7162] case 2: VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={36893488147419103291:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-3, ldvarg7=-2, ldvarg8={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=1, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3=-2, tmp___4={0:0}, tmp___5={0:0}, tmp___6=-3, tmp___7=0, tmp___8=2, tmp___9=1, usb_counter=0] [L7163] COND FALSE !(ldv_state_variable_1 == 3 && usb_counter == 0) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={36893488147419103291:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-3, ldvarg7=-2, ldvarg8={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=1, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3=-2, tmp___4={0:0}, tmp___5={0:0}, tmp___6=-3, tmp___7=0, tmp___8=2, tmp___9=1, usb_counter=0] [L7169] COND TRUE ldv_state_variable_1 == 2 && usb_counter == 0 VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={36893488147419103291:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-3, ldvarg7=-2, ldvarg8={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=1, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3=-2, tmp___4={0:0}, tmp___5={0:0}, tmp___6=-3, tmp___7=0, tmp___8=2, tmp___9=1, usb_counter=0] [L7170] CALL rtl8150_disconnect(rtl8150_driver_group1) VAL [\old(last_index)=1, \old(ldv_state_variable_2)=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=1, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L7001] rtl8150_t *dev ; [L7002] void *tmp ; VAL [\old(last_index)=1, \old(ldv_state_variable_2)=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, intf={0:0}, intf={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=1, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L7004] CALL, EXPR usb_get_intfdata(intf) VAL [\old(last_index)=1, \old(ldv_state_variable_2)=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=1, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5811] void *tmp ; [L5813] CALL, EXPR dev_get_drvdata((struct device const *)(& intf->dev)) [L5524] EXPR dev->driver_data [L5524] return ((void *)dev->driver_data); [L5813] RET, EXPR dev_get_drvdata((struct device const *)(& intf->dev)) [L5813] tmp = dev_get_drvdata((struct device const *)(& intf->dev)) [L5814] return (tmp); VAL [\old(last_index)=1, \old(ldv_state_variable_2)=1, \result={18446744073709548352:3264}, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, intf={0:0}, intf={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=1, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={18446744073709548352:3264}, usb_counter=0] [L7004] RET, EXPR usb_get_intfdata(intf) VAL [\old(last_index)=1, \old(ldv_state_variable_2)=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, intf={0:0}, intf={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=1, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0, usb_get_intfdata(intf)={18446744073709548352:3264}] [L7004] tmp = usb_get_intfdata(intf) [L7005] dev = (rtl8150_t *)tmp VAL [\old(last_index)=1, \old(ldv_state_variable_2)=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, driver_name={53:0}, intf={0:0}, intf={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=1, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={18446744073709548352:3264}, usb_counter=0] [L7006] CALL usb_set_intfdata(intf, (void *)0) VAL [\old(last_index)=1, \old(ldv_state_variable_2)=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=1, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5820] CALL dev_set_drvdata(& intf->dev, data) [L5530] dev->driver_data = data VAL [\old(last_index)=1, \old(ldv_state_variable_2)=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, data={0:0}, data={0:0}, dev={0:44}, dev={0:44}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=1, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5820] RET dev_set_drvdata(& intf->dev, data) [L7006] RET usb_set_intfdata(intf, (void *)0) VAL [\old(last_index)=1, \old(ldv_state_variable_2)=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, driver_name={53:0}, intf={0:0}, intf={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=1, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={18446744073709548352:3264}, usb_counter=0] [L7007] COND FALSE !((unsigned long )dev != (unsigned long )((rtl8150_t *)0)) VAL [\old(last_index)=1, \old(ldv_state_variable_2)=1, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, dev={18446744073709548352:3264}, driver_name={53:0}, intf={0:0}, intf={0:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=1, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={18446744073709548352:3264}, usb_counter=0] [L7170] RET rtl8150_disconnect(rtl8150_driver_group1) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=2, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={36893488147419103291:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-3, ldvarg7=-2, ldvarg8={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=1, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3=-2, tmp___4={0:0}, tmp___5={0:0}, tmp___6=-3, tmp___7=0, tmp___8=2, tmp___9=1, usb_counter=0] [L7171] ldv_state_variable_1 = 1 [L7172] ref_cnt = ref_cnt - 1 VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={36893488147419103291:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-3, ldvarg7=-2, ldvarg8={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3=-2, tmp___4={0:0}, tmp___5={0:0}, tmp___6=-3, tmp___7=0, tmp___8=2, tmp___9=1, usb_counter=0] [L7135] tmp___7 = __VERIFIER_nondet_int() [L7137] case 0: [L7203] case 1: VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={36893488147419103291:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-3, ldvarg7=-2, ldvarg8={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3=-2, tmp___4={0:0}, tmp___5={0:0}, tmp___6=-3, tmp___7=1, tmp___8=2, tmp___9=1, usb_counter=0] [L7204] COND TRUE ldv_state_variable_0 != 0 [L7205] tmp___9 = __VERIFIER_nondet_int() [L7207] case 0: VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={36893488147419103291:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-3, ldvarg7=-2, ldvarg8={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3=-2, tmp___4={0:0}, tmp___5={0:0}, tmp___6=-3, tmp___7=1, tmp___8=2, tmp___9=0, usb_counter=0] [L7208] COND TRUE ldv_state_variable_0 == 3 && ref_cnt == 0 [L7209] CALL rtl8150_driver_exit() [L7043] CALL ldv_usb_deregister_20(& rtl8150_driver) [L7546] FCALL usb_deregister(arg) [L7547] ldv_state_variable_1 = 0 VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, arg={56:0}, arg={56:0}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L7043] RET ldv_usb_deregister_20(& rtl8150_driver) [L7209] RET rtl8150_driver_exit() [L7210] ldv_state_variable_0 = 2 VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ldvarg0={36893488147419103291:0}, ldvarg1={0:0}, ldvarg2={0:0}, ldvarg3={0:0}, ldvarg4={0:0}, ldvarg5={0:0}, ldvarg6=-3, ldvarg7=-2, ldvarg8={0:0}, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3=-2, tmp___4={0:0}, tmp___5={0:0}, tmp___6=-3, tmp___7=1, tmp___8=2, tmp___9=0, usb_counter=0] [L7430] CALL ldv_check_final_state() [L7757] int tmp___7 ; [L7759] CALL, EXPR ldv_set_is_empty(LDV_SKBS) [L7648] return (last_index == 0); VAL [\result=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set={0:0}, set={0:0}, set_impl={57:0}, usb_counter=0] [L7759] RET, EXPR ldv_set_is_empty(LDV_SKBS) [L7759] tmp___7 = ldv_set_is_empty(LDV_SKBS) [L7760] COND FALSE !(\read(tmp___7)) VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, tmp___7=0, usb_counter=0] [L7762] CALL ldv_error() VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] [L5618] reach_error() VAL [__mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __mod_usb__rtl8150_table_device_table=0, __this_module={36893488147419103385:36893488147419103377}, driver_name={53:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_retval_5=0, ldv_retval_6=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=0, ldv_state_variable_2=1, ldv_state_variable_3=1, ops={54:0}, ops_group0={0:0}, ref_cnt=0, rtl8150_driver={56:0}, rtl8150_driver_group1={0:0}, rtl8150_netdev_ops={55:0}, rtl8150_netdev_ops_group1={0:0}, rtl8150_table={52:0}, set_impl={57:0}, usb_counter=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 56 procedures, 850 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 166.6s, OverallIterations: 29, TraceHistogramMax: 11, PathProgramHistogramMax: 5, EmptinessCheckTime: 0.3s, AutomataDifference: 96.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 34702 SdHoareTripleChecker+Valid, 74.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 32680 mSDsluCounter, 196787 SdHoareTripleChecker+Invalid, 66.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 157997 mSDsCounter, 17112 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 50446 IncrementalHoareTripleChecker+Invalid, 67558 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 17112 mSolverCounterUnsat, 38790 mSDtfsCounter, 50446 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10355 GetRequests, 9887 SyntacticMatches, 15 SemanticMatches, 453 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1702 ImplicationChecksByTransitivity, 5.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=22058occurred in iteration=8, InterpolantAutomatonStates: 288, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 16.9s AutomataMinimizationTime, 28 MinimizatonAttempts, 64048 StatesRemovedByMinimization, 26 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.4s SsaConstructionTime, 24.7s SatisfiabilityAnalysisTime, 17.2s InterpolantComputationTime, 13406 NumberOfCodeBlocks, 13285 NumberOfCodeBlocksAsserted, 55 NumberOfCheckSat, 15650 ConstructedInterpolants, 0 QuantifiedInterpolants, 25275 SizeOfPredicates, 59 NumberOfNonLiveVariables, 58545 ConjunctsInSsa, 268 ConjunctsInUnsatCore, 54 InterpolantComputations, 21 PerfectInterpolantSequences, 16008/16198 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 [2021-12-06 19:35:59,161 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--rtl8150.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa --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 549c0f0e85f506f59a54b746c0743ded562d36f784f1b0fcb4bf7d5e1672332d --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 19:36:00,771 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 19:36:00,773 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 19:36:00,794 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 19:36:00,795 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 19:36:00,796 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 19:36:00,797 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 19:36:00,799 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 19:36:00,800 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 19:36:00,801 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 19:36:00,802 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 19:36:00,803 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 19:36:00,803 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 19:36:00,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 19:36:00,805 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 19:36:00,806 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 19:36:00,807 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 19:36:00,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 19:36:00,816 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 19:36:00,819 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 19:36:00,820 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 19:36:00,821 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 19:36:00,823 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 19:36:00,824 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 19:36:00,828 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 19:36:00,829 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 19:36:00,829 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 19:36:00,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 19:36:00,831 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 19:36:00,832 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 19:36:00,832 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 19:36:00,833 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 19:36:00,834 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 19:36:00,835 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 19:36:00,836 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 19:36:00,837 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 19:36:00,837 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 19:36:00,838 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 19:36:00,838 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 19:36:00,839 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 19:36:00,839 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 19:36:00,840 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-06 19:36:00,865 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 19:36:00,865 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 19:36:00,865 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 19:36:00,866 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 19:36:00,866 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 19:36:00,866 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 19:36:00,867 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 19:36:00,867 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 19:36:00,867 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 19:36:00,868 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 19:36:00,868 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 19:36:00,868 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 19:36:00,868 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 19:36:00,868 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 19:36:00,869 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-06 19:36:00,869 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-06 19:36:00,869 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-06 19:36:00,869 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 19:36:00,869 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 19:36:00,869 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 19:36:00,870 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 19:36:00,870 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 19:36:00,870 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 19:36:00,870 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 19:36:00,870 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 19:36:00,870 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 19:36:00,870 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 19:36:00,871 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-06 19:36:00,871 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-06 19:36:00,871 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 19:36:00,871 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 19:36:00,871 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 19:36:00,871 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 19:36:00,871 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-06 19:36:00,871 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_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 549c0f0e85f506f59a54b746c0743ded562d36f784f1b0fcb4bf7d5e1672332d [2021-12-06 19:36:01,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 19:36:01,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 19:36:01,120 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 19:36:01,121 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 19:36:01,122 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 19:36:01,123 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--rtl8150.ko-entry_point.cil.out.i [2021-12-06 19:36:01,171 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/data/1c2054c33/888a6a1f190947cbba6ab8cfd29b069b/FLAGb12aeb1f1 [2021-12-06 19:36:01,786 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 19:36:01,786 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--rtl8150.ko-entry_point.cil.out.i [2021-12-06 19:36:01,815 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/data/1c2054c33/888a6a1f190947cbba6ab8cfd29b069b/FLAGb12aeb1f1 [2021-12-06 19:36:02,217 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/data/1c2054c33/888a6a1f190947cbba6ab8cfd29b069b [2021-12-06 19:36:02,222 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 19:36:02,225 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 19:36:02,227 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 19:36:02,227 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 19:36:02,231 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 19:36:02,232 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:36:02" (1/1) ... [2021-12-06 19:36:02,233 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49ec45c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:36:02, skipping insertion in model container [2021-12-06 19:36:02,233 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:36:02" (1/1) ... [2021-12-06 19:36:02,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 19:36:02,311 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 19:36:02,838 WARN L230 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_a517ff83-6da2-49f1-b6df-234bdf3f93c4/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--rtl8150.ko-entry_point.cil.out.i[160575,160588] [2021-12-06 19:36:03,282 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:36:03,317 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-06 19:36:03,418 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 19:36:03,524 WARN L230 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_a517ff83-6da2-49f1-b6df-234bdf3f93c4/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--rtl8150.ko-entry_point.cil.out.i[160575,160588] [2021-12-06 19:36:03,600 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:36:03,612 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 19:36:03,712 WARN L230 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_a517ff83-6da2-49f1-b6df-234bdf3f93c4/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--rtl8150.ko-entry_point.cil.out.i[160575,160588] [2021-12-06 19:36:03,812 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:36:03,945 INFO L208 MainTranslator]: Completed translation [2021-12-06 19:36:03,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:36:03 WrapperNode [2021-12-06 19:36:03,946 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 19:36:03,947 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 19:36:03,947 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 19:36:03,947 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 19:36:03,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:36:03" (1/1) ... [2021-12-06 19:36:04,018 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:36:03" (1/1) ... [2021-12-06 19:36:04,110 INFO L137 Inliner]: procedures = 212, calls = 1031, calls flagged for inlining = 87, calls inlined = 80, statements flattened = 2343 [2021-12-06 19:36:04,110 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 19:36:04,111 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 19:36:04,111 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 19:36:04,111 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 19:36:04,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:36:03" (1/1) ... [2021-12-06 19:36:04,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:36:03" (1/1) ... [2021-12-06 19:36:04,138 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:36:03" (1/1) ... [2021-12-06 19:36:04,138 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:36:03" (1/1) ... [2021-12-06 19:36:04,215 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:36:03" (1/1) ... [2021-12-06 19:36:04,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:36:03" (1/1) ... [2021-12-06 19:36:04,241 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:36:03" (1/1) ... [2021-12-06 19:36:04,255 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 19:36:04,256 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 19:36:04,256 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 19:36:04,256 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 19:36:04,257 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:36:03" (1/1) ... [2021-12-06 19:36:04,263 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 19:36:04,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:36:04,285 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 19:36:04,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 19:36:04,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-06 19:36:04,316 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2021-12-06 19:36:04,316 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2021-12-06 19:36:04,316 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2021-12-06 19:36:04,316 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2021-12-06 19:36:04,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-06 19:36:04,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-06 19:36:04,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-06 19:36:04,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-06 19:36:04,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-06 19:36:04,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-06 19:36:04,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-06 19:36:04,317 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2021-12-06 19:36:04,317 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2021-12-06 19:36:04,317 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-12-06 19:36:04,317 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-12-06 19:36:04,317 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-06 19:36:04,317 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-06 19:36:04,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-06 19:36:04,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-06 19:36:04,318 INFO L130 BoogieDeclarations]: Found specification of procedure pull_skb [2021-12-06 19:36:04,318 INFO L138 BoogieDeclarations]: Found implementation of procedure pull_skb [2021-12-06 19:36:04,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-12-06 19:36:04,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-12-06 19:36:04,318 INFO L130 BoogieDeclarations]: Found specification of procedure free_skb_pool [2021-12-06 19:36:04,318 INFO L138 BoogieDeclarations]: Found implementation of procedure free_skb_pool [2021-12-06 19:36:04,318 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2021-12-06 19:36:04,318 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2021-12-06 19:36:04,319 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-06 19:36:04,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-06 19:36:04,319 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-06 19:36:04,319 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-06 19:36:04,319 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-06 19:36:04,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-06 19:36:04,319 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-12-06 19:36:04,319 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-12-06 19:36:04,319 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-06 19:36:04,319 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-06 19:36:04,319 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-06 19:36:04,320 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-06 19:36:04,320 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-12-06 19:36:04,320 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-12-06 19:36:04,320 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-12-06 19:36:04,320 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-12-06 19:36:04,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 19:36:04,320 INFO L130 BoogieDeclarations]: Found specification of procedure fill_skb_pool [2021-12-06 19:36:04,320 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_skb_pool [2021-12-06 19:36:04,320 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-06 19:36:04,320 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-06 19:36:04,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 19:36:04,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-12-06 19:36:04,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-12-06 19:36:04,321 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-06 19:36:04,321 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-06 19:36:04,321 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-06 19:36:04,321 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-06 19:36:04,322 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8150_set_mac_address [2021-12-06 19:36:04,322 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8150_set_mac_address [2021-12-06 19:36:04,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-06 19:36:04,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-06 19:36:04,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-06 19:36:04,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 19:36:04,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-06 19:36:04,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-06 19:36:04,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-06 19:36:04,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-06 19:36:04,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-06 19:36:04,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-06 19:36:04,323 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8150_set_multicast [2021-12-06 19:36:04,323 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8150_set_multicast [2021-12-06 19:36:04,323 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-12-06 19:36:04,323 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-12-06 19:36:04,324 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-06 19:36:04,324 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-06 19:36:04,324 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2021-12-06 19:36:04,324 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2021-12-06 19:36:04,324 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-06 19:36:04,324 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-06 19:36:04,324 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2021-12-06 19:36:04,324 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2021-12-06 19:36:04,324 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-06 19:36:04,324 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-06 19:36:04,325 INFO L130 BoogieDeclarations]: Found specification of procedure free_all_urbs [2021-12-06 19:36:04,325 INFO L138 BoogieDeclarations]: Found implementation of procedure free_all_urbs [2021-12-06 19:36:04,325 INFO L130 BoogieDeclarations]: Found specification of procedure __printk_ratelimit [2021-12-06 19:36:04,325 INFO L138 BoogieDeclarations]: Found implementation of procedure __printk_ratelimit [2021-12-06 19:36:04,325 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2021-12-06 19:36:04,325 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2021-12-06 19:36:04,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-06 19:36:04,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-06 19:36:04,326 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8150_tx_timeout [2021-12-06 19:36:04,326 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8150_tx_timeout [2021-12-06 19:36:04,326 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-06 19:36:04,326 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-06 19:36:04,326 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8150_ioctl [2021-12-06 19:36:04,326 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8150_ioctl [2021-12-06 19:36:04,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-06 19:36:04,326 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-06 19:36:04,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2021-12-06 19:36:04,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2021-12-06 19:36:04,327 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-12-06 19:36:04,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-12-06 19:36:04,327 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-06 19:36:04,327 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-06 19:36:04,327 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2021-12-06 19:36:04,327 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2021-12-06 19:36:04,327 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-06 19:36:04,327 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-06 19:36:04,327 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8150_reset [2021-12-06 19:36:04,327 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8150_reset [2021-12-06 19:36:04,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-06 19:36:04,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-06 19:36:04,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-06 19:36:04,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-06 19:36:04,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-06 19:36:04,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-06 19:36:04,328 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8150_disconnect [2021-12-06 19:36:04,329 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8150_disconnect [2021-12-06 19:36:04,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 19:36:04,329 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_all_urbs [2021-12-06 19:36:04,329 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_all_urbs [2021-12-06 19:36:04,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 19:36:04,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 19:36:04,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-06 19:36:04,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-06 19:36:04,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-06 19:36:04,330 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2021-12-06 19:36:04,330 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2021-12-06 19:36:04,330 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-12-06 19:36:04,330 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-12-06 19:36:04,330 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2021-12-06 19:36:04,330 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2021-12-06 19:36:04,330 INFO L130 BoogieDeclarations]: Found specification of procedure get_registers [2021-12-06 19:36:04,330 INFO L138 BoogieDeclarations]: Found implementation of procedure get_registers [2021-12-06 19:36:04,330 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-06 19:36:04,331 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-06 19:36:04,331 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-06 19:36:04,331 INFO L130 BoogieDeclarations]: Found specification of procedure set_registers [2021-12-06 19:36:04,331 INFO L138 BoogieDeclarations]: Found implementation of procedure set_registers [2021-12-06 19:36:04,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 19:36:04,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 19:36:04,690 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 19:36:04,692 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 19:36:04,877 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-06 19:36:23,058 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 19:36:23,073 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 19:36:23,074 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-12-06 19:36:23,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:36:23 BoogieIcfgContainer [2021-12-06 19:36:23,077 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 19:36:23,079 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 19:36:23,079 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 19:36:23,082 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 19:36:23,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 07:36:02" (1/3) ... [2021-12-06 19:36:23,083 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c87c887 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 07:36:23, skipping insertion in model container [2021-12-06 19:36:23,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:36:03" (2/3) ... [2021-12-06 19:36:23,083 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c87c887 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 07:36:23, skipping insertion in model container [2021-12-06 19:36:23,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:36:23" (3/3) ... [2021-12-06 19:36:23,084 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--rtl8150.ko-entry_point.cil.out.i [2021-12-06 19:36:23,088 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 19:36:23,088 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-06 19:36:23,136 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 19:36:23,141 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 [2021-12-06 19:36:23,141 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-06 19:36:23,176 INFO L276 IsEmpty]: Start isEmpty. Operand has 849 states, 605 states have (on average 1.3305785123966942) internal successors, (805), 621 states have internal predecessors, (805), 188 states have call successors, (188), 55 states have call predecessors, (188), 54 states have return successors, (183), 181 states have call predecessors, (183), 183 states have call successors, (183) [2021-12-06 19:36:23,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-12-06 19:36:23,186 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:36:23,187 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:36:23,187 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:36:23,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:36:23,192 INFO L85 PathProgramCache]: Analyzing trace with hash 1627128050, now seen corresponding path program 1 times [2021-12-06 19:36:23,205 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:36:23,205 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2059568569] [2021-12-06 19:36:23,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:36:23,206 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:36:23,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:36:23,207 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:36:23,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-12-06 19:36:23,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:36:23,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 844 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 19:36:23,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:36:23,883 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-12-06 19:36:23,884 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:36:23,884 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:36:23,884 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2059568569] [2021-12-06 19:36:23,885 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2059568569] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:36:23,885 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:36:23,885 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:36:23,886 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335568670] [2021-12-06 19:36:23,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:36:23,889 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:36:23,890 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:36:23,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:36:23,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:36:23,917 INFO L87 Difference]: Start difference. First operand has 849 states, 605 states have (on average 1.3305785123966942) internal successors, (805), 621 states have internal predecessors, (805), 188 states have call successors, (188), 55 states have call predecessors, (188), 54 states have return successors, (183), 181 states have call predecessors, (183), 183 states have call successors, (183) Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2021-12-06 19:36:24,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:36:24,033 INFO L93 Difference]: Finished difference Result 1694 states and 2383 transitions. [2021-12-06 19:36:24,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:36:24,036 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 56 [2021-12-06 19:36:24,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:36:24,051 INFO L225 Difference]: With dead ends: 1694 [2021-12-06 19:36:24,051 INFO L226 Difference]: Without dead ends: 838 [2021-12-06 19:36:24,058 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:36:24,061 INFO L933 BasicCegarLoop]: 1165 mSDtfsCounter, 0 mSDsluCounter, 1163 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2328 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 19:36:24,062 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 2328 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 19:36:24,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838 states. [2021-12-06 19:36:24,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 838 to 838. [2021-12-06 19:36:24,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 838 states, 601 states have (on average 1.3094841930116472) internal successors, (787), 610 states have internal predecessors, (787), 183 states have call successors, (183), 54 states have call predecessors, (183), 53 states have return successors, (182), 180 states have call predecessors, (182), 182 states have call successors, (182) [2021-12-06 19:36:24,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 838 states and 1152 transitions. [2021-12-06 19:36:24,140 INFO L78 Accepts]: Start accepts. Automaton has 838 states and 1152 transitions. Word has length 56 [2021-12-06 19:36:24,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:36:24,141 INFO L470 AbstractCegarLoop]: Abstraction has 838 states and 1152 transitions. [2021-12-06 19:36:24,142 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2021-12-06 19:36:24,142 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1152 transitions. [2021-12-06 19:36:24,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-12-06 19:36:24,145 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:36:24,145 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:36:24,162 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-12-06 19:36:24,346 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:36:24,347 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:36:24,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:36:24,349 INFO L85 PathProgramCache]: Analyzing trace with hash -847093427, now seen corresponding path program 1 times [2021-12-06 19:36:24,352 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:36:24,352 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [92339986] [2021-12-06 19:36:24,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:36:24,353 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:36:24,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:36:24,355 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:36:24,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-12-06 19:36:24,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:36:24,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 855 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 19:36:24,959 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:36:25,068 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-12-06 19:36:25,069 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:36:25,212 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-12-06 19:36:25,213 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:36:25,213 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [92339986] [2021-12-06 19:36:25,213 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [92339986] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 19:36:25,213 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 19:36:25,213 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-12-06 19:36:25,213 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485050669] [2021-12-06 19:36:25,214 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 19:36:25,214 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 19:36:25,215 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:36:25,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 19:36:25,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-12-06 19:36:25,215 INFO L87 Difference]: Start difference. First operand 838 states and 1152 transitions. Second operand has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2021-12-06 19:36:25,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:36:25,367 INFO L93 Difference]: Finished difference Result 1661 states and 2285 transitions. [2021-12-06 19:36:25,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 19:36:25,368 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 57 [2021-12-06 19:36:25,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:36:25,374 INFO L225 Difference]: With dead ends: 1661 [2021-12-06 19:36:25,374 INFO L226 Difference]: Without dead ends: 841 [2021-12-06 19:36:25,376 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2021-12-06 19:36:25,377 INFO L933 BasicCegarLoop]: 1150 mSDtfsCounter, 0 mSDsluCounter, 2296 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3446 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 19:36:25,378 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 3446 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 19:36:25,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 841 states. [2021-12-06 19:36:25,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 841 to 841. [2021-12-06 19:36:25,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 841 states, 604 states have (on average 1.3079470198675496) internal successors, (790), 613 states have internal predecessors, (790), 183 states have call successors, (183), 54 states have call predecessors, (183), 53 states have return successors, (182), 180 states have call predecessors, (182), 182 states have call successors, (182) [2021-12-06 19:36:25,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 841 states and 1155 transitions. [2021-12-06 19:36:25,409 INFO L78 Accepts]: Start accepts. Automaton has 841 states and 1155 transitions. Word has length 57 [2021-12-06 19:36:25,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:36:25,409 INFO L470 AbstractCegarLoop]: Abstraction has 841 states and 1155 transitions. [2021-12-06 19:36:25,410 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.333333333333333) internal successors, (32), 6 states have internal predecessors, (32), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2021-12-06 19:36:25,410 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1155 transitions. [2021-12-06 19:36:25,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-12-06 19:36:25,412 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:36:25,412 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:36:25,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-12-06 19:36:25,613 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:36:25,614 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:36:25,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:36:25,616 INFO L85 PathProgramCache]: Analyzing trace with hash 2143207346, now seen corresponding path program 2 times [2021-12-06 19:36:25,619 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:36:25,620 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [362799452] [2021-12-06 19:36:25,620 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 19:36:25,621 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:36:25,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:36:25,624 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:36:25,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-12-06 19:36:26,131 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-06 19:36:26,131 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 19:36:26,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 747 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 19:36:26,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:36:26,234 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-12-06 19:36:26,234 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:36:26,234 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:36:26,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [362799452] [2021-12-06 19:36:26,234 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [362799452] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:36:26,234 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:36:26,234 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:36:26,235 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071346955] [2021-12-06 19:36:26,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:36:26,235 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:36:26,235 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:36:26,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:36:26,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:36:26,236 INFO L87 Difference]: Start difference. First operand 841 states and 1155 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2021-12-06 19:36:26,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:36:26,414 INFO L93 Difference]: Finished difference Result 2460 states and 3386 transitions. [2021-12-06 19:36:26,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:36:26,414 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) Word has length 60 [2021-12-06 19:36:26,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:36:26,424 INFO L225 Difference]: With dead ends: 2460 [2021-12-06 19:36:26,424 INFO L226 Difference]: Without dead ends: 1641 [2021-12-06 19:36:26,427 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:36:26,427 INFO L933 BasicCegarLoop]: 1332 mSDtfsCounter, 1104 mSDsluCounter, 1132 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1104 SdHoareTripleChecker+Valid, 2464 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 19:36:26,428 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1104 Valid, 2464 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 19:36:26,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1641 states. [2021-12-06 19:36:26,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1641 to 1641. [2021-12-06 19:36:26,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1641 states, 1177 states have (on average 1.3118096856414614) internal successors, (1544), 1195 states have internal predecessors, (1544), 357 states have call successors, (357), 107 states have call predecessors, (357), 106 states have return successors, (356), 352 states have call predecessors, (356), 356 states have call successors, (356) [2021-12-06 19:36:26,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 1641 states and 2257 transitions. [2021-12-06 19:36:26,490 INFO L78 Accepts]: Start accepts. Automaton has 1641 states and 2257 transitions. Word has length 60 [2021-12-06 19:36:26,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:36:26,490 INFO L470 AbstractCegarLoop]: Abstraction has 1641 states and 2257 transitions. [2021-12-06 19:36:26,490 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 1 states have call predecessors, (6), 1 states have call successors, (6) [2021-12-06 19:36:26,490 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states and 2257 transitions. [2021-12-06 19:36:26,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-12-06 19:36:26,493 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:36:26,493 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:36:26,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-12-06 19:36:26,694 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:36:26,694 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:36:26,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:36:26,695 INFO L85 PathProgramCache]: Analyzing trace with hash 1025478499, now seen corresponding path program 1 times [2021-12-06 19:36:26,695 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:36:26,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [224039981] [2021-12-06 19:36:26,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:36:26,696 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:36:26,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:36:26,696 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:36:26,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-12-06 19:36:27,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:36:27,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 932 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 19:36:27,233 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:36:27,405 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-12-06 19:36:27,405 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:36:27,406 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:36:27,406 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [224039981] [2021-12-06 19:36:27,406 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [224039981] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:36:27,406 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:36:27,406 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:36:27,406 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754870345] [2021-12-06 19:36:27,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:36:27,406 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 19:36:27,406 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:36:27,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:36:27,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:36:27,407 INFO L87 Difference]: Start difference. First operand 1641 states and 2257 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-06 19:36:27,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:36:27,716 INFO L93 Difference]: Finished difference Result 4876 states and 6735 transitions. [2021-12-06 19:36:27,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:36:27,716 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 70 [2021-12-06 19:36:27,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:36:27,741 INFO L225 Difference]: With dead ends: 4876 [2021-12-06 19:36:27,741 INFO L226 Difference]: Without dead ends: 3251 [2021-12-06 19:36:27,745 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-12-06 19:36:27,746 INFO L933 BasicCegarLoop]: 1341 mSDtfsCounter, 1120 mSDsluCounter, 3807 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1120 SdHoareTripleChecker+Valid, 5148 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-06 19:36:27,746 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1120 Valid, 5148 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-06 19:36:27,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3251 states. [2021-12-06 19:36:27,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3251 to 3243. [2021-12-06 19:36:27,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3243 states, 2323 states have (on average 1.3125269048643995) internal successors, (3049), 2359 states have internal predecessors, (3049), 707 states have call successors, (707), 213 states have call predecessors, (707), 212 states have return successors, (726), 698 states have call predecessors, (726), 706 states have call successors, (726) [2021-12-06 19:36:27,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3243 states to 3243 states and 4482 transitions. [2021-12-06 19:36:27,860 INFO L78 Accepts]: Start accepts. Automaton has 3243 states and 4482 transitions. Word has length 70 [2021-12-06 19:36:27,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:36:27,861 INFO L470 AbstractCegarLoop]: Abstraction has 3243 states and 4482 transitions. [2021-12-06 19:36:27,861 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 3 states have call successors, (8), 3 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-06 19:36:27,861 INFO L276 IsEmpty]: Start isEmpty. Operand 3243 states and 4482 transitions. [2021-12-06 19:36:27,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-12-06 19:36:27,870 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:36:27,870 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 4, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:36:27,893 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2021-12-06 19:36:28,070 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:36:28,071 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:36:28,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:36:28,071 INFO L85 PathProgramCache]: Analyzing trace with hash -1319378965, now seen corresponding path program 1 times [2021-12-06 19:36:28,072 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:36:28,072 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1338725600] [2021-12-06 19:36:28,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:36:28,073 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:36:28,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:36:28,073 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:36:28,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-12-06 19:36:28,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:36:28,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 1450 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 19:36:28,944 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:36:29,146 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2021-12-06 19:36:29,146 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:36:29,146 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:36:29,146 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1338725600] [2021-12-06 19:36:29,147 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1338725600] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:36:29,147 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:36:29,147 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:36:29,147 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661608809] [2021-12-06 19:36:29,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:36:29,147 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:36:29,147 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:36:29,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:36:29,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:36:29,148 INFO L87 Difference]: Start difference. First operand 3243 states and 4482 transitions. Second operand has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-12-06 19:36:29,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:36:29,407 INFO L93 Difference]: Finished difference Result 8380 states and 11536 transitions. [2021-12-06 19:36:29,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:36:29,407 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 157 [2021-12-06 19:36:29,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:36:29,434 INFO L225 Difference]: With dead ends: 8380 [2021-12-06 19:36:29,434 INFO L226 Difference]: Without dead ends: 5159 [2021-12-06 19:36:29,444 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:36:29,445 INFO L933 BasicCegarLoop]: 1361 mSDtfsCounter, 683 mSDsluCounter, 1102 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 683 SdHoareTripleChecker+Valid, 2463 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 19:36:29,446 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [683 Valid, 2463 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 19:36:29,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5159 states. [2021-12-06 19:36:29,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5159 to 5148. [2021-12-06 19:36:29,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5148 states, 3666 states have (on average 1.3120567375886525) internal successors, (4810), 3718 states have internal predecessors, (4810), 1120 states have call successors, (1120), 362 states have call predecessors, (1120), 361 states have return successors, (1139), 1107 states have call predecessors, (1139), 1119 states have call successors, (1139) [2021-12-06 19:36:29,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5148 states to 5148 states and 7069 transitions. [2021-12-06 19:36:29,623 INFO L78 Accepts]: Start accepts. Automaton has 5148 states and 7069 transitions. Word has length 157 [2021-12-06 19:36:29,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:36:29,623 INFO L470 AbstractCegarLoop]: Abstraction has 5148 states and 7069 transitions. [2021-12-06 19:36:29,623 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.0) internal successors, (102), 3 states have internal predecessors, (102), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2021-12-06 19:36:29,624 INFO L276 IsEmpty]: Start isEmpty. Operand 5148 states and 7069 transitions. [2021-12-06 19:36:29,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-12-06 19:36:29,649 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:36:29,649 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 4, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:36:29,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2021-12-06 19:36:29,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:36:29,850 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:36:29,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:36:29,850 INFO L85 PathProgramCache]: Analyzing trace with hash -1883424024, now seen corresponding path program 1 times [2021-12-06 19:36:29,851 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:36:29,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1757298759] [2021-12-06 19:36:29,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:36:29,852 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:36:29,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:36:29,852 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:36:29,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-12-06 19:36:30,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:36:30,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 1493 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 19:36:30,684 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:36:30,938 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2021-12-06 19:36:30,938 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:36:30,938 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:36:30,938 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1757298759] [2021-12-06 19:36:30,938 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1757298759] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:36:30,938 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:36:30,938 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:36:30,938 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141895507] [2021-12-06 19:36:30,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:36:30,939 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:36:30,939 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:36:30,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:36:30,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:36:30,940 INFO L87 Difference]: Start difference. First operand 5148 states and 7069 transitions. Second operand has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 3 states have call successors, (18), 3 states have call predecessors, (18), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2021-12-06 19:36:31,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:36:31,265 INFO L93 Difference]: Finished difference Result 12396 states and 16976 transitions. [2021-12-06 19:36:31,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:36:31,265 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 3 states have call successors, (18), 3 states have call predecessors, (18), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 173 [2021-12-06 19:36:31,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:36:31,336 INFO L225 Difference]: With dead ends: 12396 [2021-12-06 19:36:31,336 INFO L226 Difference]: Without dead ends: 7277 [2021-12-06 19:36:31,351 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:36:31,352 INFO L933 BasicCegarLoop]: 1770 mSDtfsCounter, 846 mSDsluCounter, 985 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 846 SdHoareTripleChecker+Valid, 2755 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-06 19:36:31,352 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [846 Valid, 2755 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-06 19:36:31,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7277 states. [2021-12-06 19:36:31,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7277 to 7266. [2021-12-06 19:36:31,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7266 states, 5176 states have (on average 1.3096986089644513) internal successors, (6779), 5244 states have internal predecessors, (6779), 1552 states have call successors, (1552), 538 states have call predecessors, (1552), 537 states have return successors, (1575), 1535 states have call predecessors, (1575), 1551 states have call successors, (1575) [2021-12-06 19:36:31,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7266 states to 7266 states and 9906 transitions. [2021-12-06 19:36:31,612 INFO L78 Accepts]: Start accepts. Automaton has 7266 states and 9906 transitions. Word has length 173 [2021-12-06 19:36:31,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:36:31,612 INFO L470 AbstractCegarLoop]: Abstraction has 7266 states and 9906 transitions. [2021-12-06 19:36:31,612 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.666666666666664) internal successors, (113), 3 states have internal predecessors, (113), 3 states have call successors, (18), 3 states have call predecessors, (18), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2021-12-06 19:36:31,613 INFO L276 IsEmpty]: Start isEmpty. Operand 7266 states and 9906 transitions. [2021-12-06 19:36:31,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-12-06 19:36:31,638 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:36:31,638 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 4, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:36:31,672 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2021-12-06 19:36:31,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:36:31,839 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:36:31,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:36:31,839 INFO L85 PathProgramCache]: Analyzing trace with hash 857840969, now seen corresponding path program 1 times [2021-12-06 19:36:31,840 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:36:31,840 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [282814095] [2021-12-06 19:36:31,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:36:31,841 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:36:31,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:36:31,841 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:36:31,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-12-06 19:36:32,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:36:32,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 1560 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 19:36:32,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:36:32,970 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2021-12-06 19:36:32,970 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:36:32,970 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:36:32,970 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [282814095] [2021-12-06 19:36:32,970 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [282814095] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:36:32,970 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:36:32,970 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:36:32,970 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424863811] [2021-12-06 19:36:32,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:36:32,971 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 19:36:32,971 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:36:32,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:36:32,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:36:32,972 INFO L87 Difference]: Start difference. First operand 7266 states and 9906 transitions. Second operand has 4 states, 4 states have (on average 30.5) internal successors, (122), 4 states have internal predecessors, (122), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-12-06 19:36:33,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:36:33,652 INFO L93 Difference]: Finished difference Result 17052 states and 23214 transitions. [2021-12-06 19:36:33,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:36:33,652 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.5) internal successors, (122), 4 states have internal predecessors, (122), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 189 [2021-12-06 19:36:33,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:36:33,695 INFO L225 Difference]: With dead ends: 17052 [2021-12-06 19:36:33,695 INFO L226 Difference]: Without dead ends: 9815 [2021-12-06 19:36:33,710 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:36:33,710 INFO L933 BasicCegarLoop]: 1956 mSDtfsCounter, 1086 mSDsluCounter, 2818 mSDsCounter, 0 mSdLazyCounter, 78 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1086 SdHoareTripleChecker+Valid, 4774 SdHoareTripleChecker+Invalid, 204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 78 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-12-06 19:36:33,710 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1086 Valid, 4774 Invalid, 204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 78 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-12-06 19:36:33,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9815 states. [2021-12-06 19:36:33,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9815 to 7274. [2021-12-06 19:36:33,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7274 states, 5184 states have (on average 1.3092206790123457) internal successors, (6787), 5252 states have internal predecessors, (6787), 1552 states have call successors, (1552), 538 states have call predecessors, (1552), 537 states have return successors, (1575), 1535 states have call predecessors, (1575), 1551 states have call successors, (1575) [2021-12-06 19:36:33,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7274 states to 7274 states and 9914 transitions. [2021-12-06 19:36:33,982 INFO L78 Accepts]: Start accepts. Automaton has 7274 states and 9914 transitions. Word has length 189 [2021-12-06 19:36:33,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:36:33,983 INFO L470 AbstractCegarLoop]: Abstraction has 7274 states and 9914 transitions. [2021-12-06 19:36:33,983 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.5) internal successors, (122), 4 states have internal predecessors, (122), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-12-06 19:36:33,983 INFO L276 IsEmpty]: Start isEmpty. Operand 7274 states and 9914 transitions. [2021-12-06 19:36:34,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-12-06 19:36:34,000 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:36:34,000 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:36:34,026 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (8)] Ended with exit code 0 [2021-12-06 19:36:34,201 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:36:34,202 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:36:34,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:36:34,202 INFO L85 PathProgramCache]: Analyzing trace with hash 988618010, now seen corresponding path program 1 times [2021-12-06 19:36:34,203 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:36:34,204 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [74608433] [2021-12-06 19:36:34,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:36:34,204 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:36:34,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:36:34,205 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:36:34,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-12-06 19:36:35,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:36:35,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 1682 conjuncts, 9 conjunts are in the unsatisfiable core [2021-12-06 19:36:35,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:36:35,523 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2021-12-06 19:36:35,524 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:36:35,524 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:36:35,524 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [74608433] [2021-12-06 19:36:35,524 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [74608433] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:36:35,524 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:36:35,524 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 19:36:35,524 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786882740] [2021-12-06 19:36:35,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:36:35,525 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 19:36:35,525 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:36:35,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 19:36:35,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 19:36:35,526 INFO L87 Difference]: Start difference. First operand 7274 states and 9914 transitions. Second operand has 6 states, 6 states have (on average 23.0) internal successors, (138), 5 states have internal predecessors, (138), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) [2021-12-06 19:36:37,743 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:36:37,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:36:37,989 INFO L93 Difference]: Finished difference Result 15558 states and 21411 transitions. [2021-12-06 19:36:37,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 19:36:37,990 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 23.0) internal successors, (138), 5 states have internal predecessors, (138), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) Word has length 242 [2021-12-06 19:36:37,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:36:38,018 INFO L225 Difference]: With dead ends: 15558 [2021-12-06 19:36:38,018 INFO L226 Difference]: Without dead ends: 8313 [2021-12-06 19:36:38,035 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 243 GetRequests, 238 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-12-06 19:36:38,036 INFO L933 BasicCegarLoop]: 1532 mSDtfsCounter, 560 mSDsluCounter, 5465 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 124 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 560 SdHoareTripleChecker+Valid, 6997 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2021-12-06 19:36:38,036 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [560 Valid, 6997 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 25 Invalid, 1 Unknown, 0 Unchecked, 2.2s Time] [2021-12-06 19:36:38,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8313 states. [2021-12-06 19:36:38,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8313 to 7294. [2021-12-06 19:36:38,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7294 states, 5200 states have (on average 1.3082692307692307) internal successors, (6803), 5268 states have internal predecessors, (6803), 1552 states have call successors, (1552), 538 states have call predecessors, (1552), 541 states have return successors, (1587), 1539 states have call predecessors, (1587), 1551 states have call successors, (1587) [2021-12-06 19:36:38,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7294 states to 7294 states and 9942 transitions. [2021-12-06 19:36:38,274 INFO L78 Accepts]: Start accepts. Automaton has 7294 states and 9942 transitions. Word has length 242 [2021-12-06 19:36:38,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:36:38,275 INFO L470 AbstractCegarLoop]: Abstraction has 7294 states and 9942 transitions. [2021-12-06 19:36:38,275 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 23.0) internal successors, (138), 5 states have internal predecessors, (138), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (28), 3 states have call predecessors, (28), 2 states have call successors, (28) [2021-12-06 19:36:38,275 INFO L276 IsEmpty]: Start isEmpty. Operand 7294 states and 9942 transitions. [2021-12-06 19:36:38,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-12-06 19:36:38,290 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:36:38,290 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:36:38,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (9)] Ended with exit code 0 [2021-12-06 19:36:38,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:36:38,491 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:36:38,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:36:38,491 INFO L85 PathProgramCache]: Analyzing trace with hash 498099036, now seen corresponding path program 1 times [2021-12-06 19:36:38,492 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:36:38,493 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1669017166] [2021-12-06 19:36:38,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:36:38,493 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:36:38,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:36:38,493 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:36:38,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-12-06 19:36:39,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:36:39,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 1699 conjuncts, 23 conjunts are in the unsatisfiable core [2021-12-06 19:36:39,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:36:39,853 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2021-12-06 19:36:39,853 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:36:39,853 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:36:39,853 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1669017166] [2021-12-06 19:36:39,854 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1669017166] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:36:39,854 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:36:39,854 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-06 19:36:39,854 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640192001] [2021-12-06 19:36:39,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:36:39,854 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-06 19:36:39,855 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:36:39,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-06 19:36:39,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-12-06 19:36:39,855 INFO L87 Difference]: Start difference. First operand 7294 states and 9942 transitions. Second operand has 8 states, 8 states have (on average 18.0) internal successors, (144), 6 states have internal predecessors, (144), 2 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (29), 4 states have call predecessors, (29), 2 states have call successors, (29) [2021-12-06 19:36:40,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:36:40,143 INFO L93 Difference]: Finished difference Result 14631 states and 19935 transitions. [2021-12-06 19:36:40,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-06 19:36:40,145 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 18.0) internal successors, (144), 6 states have internal predecessors, (144), 2 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (29), 4 states have call predecessors, (29), 2 states have call successors, (29) Word has length 248 [2021-12-06 19:36:40,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:36:40,163 INFO L225 Difference]: With dead ends: 14631 [2021-12-06 19:36:40,164 INFO L226 Difference]: Without dead ends: 7366 [2021-12-06 19:36:40,179 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 241 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-12-06 19:36:40,179 INFO L933 BasicCegarLoop]: 1147 mSDtfsCounter, 2 mSDsluCounter, 6875 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 8022 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 19:36:40,180 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 8022 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 19:36:40,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7366 states. [2021-12-06 19:36:40,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7366 to 7318. [2021-12-06 19:36:40,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7318 states, 5220 states have (on average 1.307088122605364) internal successors, (6823), 5284 states have internal predecessors, (6823), 1552 states have call successors, (1552), 538 states have call predecessors, (1552), 545 states have return successors, (1595), 1547 states have call predecessors, (1595), 1551 states have call successors, (1595) [2021-12-06 19:36:40,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7318 states to 7318 states and 9970 transitions. [2021-12-06 19:36:40,404 INFO L78 Accepts]: Start accepts. Automaton has 7318 states and 9970 transitions. Word has length 248 [2021-12-06 19:36:40,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:36:40,404 INFO L470 AbstractCegarLoop]: Abstraction has 7318 states and 9970 transitions. [2021-12-06 19:36:40,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 18.0) internal successors, (144), 6 states have internal predecessors, (144), 2 states have call successors, (30), 2 states have call predecessors, (30), 4 states have return successors, (29), 4 states have call predecessors, (29), 2 states have call successors, (29) [2021-12-06 19:36:40,405 INFO L276 IsEmpty]: Start isEmpty. Operand 7318 states and 9970 transitions. [2021-12-06 19:36:40,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-12-06 19:36:40,418 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:36:40,419 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:36:40,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (10)] Ended with exit code 0 [2021-12-06 19:36:40,619 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:36:40,619 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:36:40,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:36:40,620 INFO L85 PathProgramCache]: Analyzing trace with hash -565486566, now seen corresponding path program 2 times [2021-12-06 19:36:40,621 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:36:40,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [956267353] [2021-12-06 19:36:40,621 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 19:36:40,621 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:36:40,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:36:40,622 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:36:40,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-12-06 19:36:48,430 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-06 19:36:48,430 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 19:36:48,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 1716 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 19:36:48,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:36:49,208 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 96 proven. 7 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2021-12-06 19:36:49,208 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:36:49,623 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 19:36:49,623 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:36:49,623 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [956267353] [2021-12-06 19:36:49,623 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [956267353] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 19:36:49,624 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 19:36:49,624 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-12-06 19:36:49,624 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6233792] [2021-12-06 19:36:49,624 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 19:36:49,624 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 19:36:49,624 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:36:49,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 19:36:49,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-12-06 19:36:49,625 INFO L87 Difference]: Start difference. First operand 7318 states and 9970 transitions. Second operand has 6 states, 6 states have (on average 42.5) internal successors, (255), 6 states have internal predecessors, (255), 4 states have call successors, (53), 3 states have call predecessors, (53), 2 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2021-12-06 19:36:57,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:36:57,177 INFO L93 Difference]: Finished difference Result 43757 states and 59628 transitions. [2021-12-06 19:36:57,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 19:36:57,178 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 42.5) internal successors, (255), 6 states have internal predecessors, (255), 4 states have call successors, (53), 3 states have call predecessors, (53), 2 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) Word has length 254 [2021-12-06 19:36:57,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:36:57,288 INFO L225 Difference]: With dead ends: 43757 [2021-12-06 19:36:57,288 INFO L226 Difference]: Without dead ends: 43748 [2021-12-06 19:36:57,298 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 508 GetRequests, 503 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-12-06 19:36:57,299 INFO L933 BasicCegarLoop]: 2964 mSDtfsCounter, 6633 mSDsluCounter, 4195 mSDsCounter, 0 mSdLazyCounter, 2542 mSolverCounterSat, 1282 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6633 SdHoareTripleChecker+Valid, 7159 SdHoareTripleChecker+Invalid, 3824 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1282 IncrementalHoareTripleChecker+Valid, 2542 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2021-12-06 19:36:57,299 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6633 Valid, 7159 Invalid, 3824 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1282 Valid, 2542 Invalid, 0 Unknown, 0 Unchecked, 6.6s Time] [2021-12-06 19:36:57,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43748 states. [2021-12-06 19:36:58,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43748 to 43678. [2021-12-06 19:36:58,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43678 states, 31140 states have (on average 1.3082530507385999) internal successors, (40739), 31540 states have internal predecessors, (40739), 9272 states have call successors, (9272), 3218 states have call predecessors, (9272), 3265 states have return successors, (9535), 9231 states have call predecessors, (9535), 9271 states have call successors, (9535) [2021-12-06 19:36:58,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43678 states to 43678 states and 59546 transitions. [2021-12-06 19:36:58,602 INFO L78 Accepts]: Start accepts. Automaton has 43678 states and 59546 transitions. Word has length 254 [2021-12-06 19:36:58,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:36:58,602 INFO L470 AbstractCegarLoop]: Abstraction has 43678 states and 59546 transitions. [2021-12-06 19:36:58,603 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 42.5) internal successors, (255), 6 states have internal predecessors, (255), 4 states have call successors, (53), 3 states have call predecessors, (53), 2 states have return successors, (52), 3 states have call predecessors, (52), 3 states have call successors, (52) [2021-12-06 19:36:58,603 INFO L276 IsEmpty]: Start isEmpty. Operand 43678 states and 59546 transitions. [2021-12-06 19:36:58,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-12-06 19:36:58,701 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:36:58,701 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:36:58,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-12-06 19:36:58,901 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:36:58,902 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:36:58,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:36:58,902 INFO L85 PathProgramCache]: Analyzing trace with hash -1845350244, now seen corresponding path program 1 times [2021-12-06 19:36:58,903 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:36:58,904 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1607053506] [2021-12-06 19:36:58,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:36:58,904 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:36:58,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:36:58,905 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:36:58,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-12-06 19:36:59,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:36:59,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 1714 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 19:36:59,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:37:00,239 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2021-12-06 19:37:00,240 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:37:00,240 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:37:00,240 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1607053506] [2021-12-06 19:37:00,240 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1607053506] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:37:00,240 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:37:00,240 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:37:00,240 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943735910] [2021-12-06 19:37:00,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:37:00,241 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 19:37:00,241 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:37:00,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:37:00,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:37:00,242 INFO L87 Difference]: Start difference. First operand 43678 states and 59546 transitions. Second operand has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2021-12-06 19:37:02,471 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:37:05,295 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:37:06,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:37:06,821 INFO L93 Difference]: Finished difference Result 134180 states and 193049 transitions. [2021-12-06 19:37:06,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:37:06,821 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 254 [2021-12-06 19:37:06,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:37:07,091 INFO L225 Difference]: With dead ends: 134180 [2021-12-06 19:37:07,091 INFO L226 Difference]: Without dead ends: 90531 [2021-12-06 19:37:07,164 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 255 GetRequests, 252 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:37:07,165 INFO L933 BasicCegarLoop]: 1755 mSDtfsCounter, 1556 mSDsluCounter, 3140 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 191 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1716 SdHoareTripleChecker+Valid, 4895 SdHoareTripleChecker+Invalid, 201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2021-12-06 19:37:07,165 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1716 Valid, 4895 Invalid, 201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 9 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2021-12-06 19:37:07,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90531 states. [2021-12-06 19:37:09,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90531 to 43726. [2021-12-06 19:37:09,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43726 states, 31188 states have (on average 1.30777863280749) internal successors, (40787), 31588 states have internal predecessors, (40787), 9272 states have call successors, (9272), 3218 states have call predecessors, (9272), 3265 states have return successors, (9535), 9231 states have call predecessors, (9535), 9271 states have call successors, (9535) [2021-12-06 19:37:09,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43726 states to 43726 states and 59594 transitions. [2021-12-06 19:37:09,257 INFO L78 Accepts]: Start accepts. Automaton has 43726 states and 59594 transitions. Word has length 254 [2021-12-06 19:37:09,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:37:09,258 INFO L470 AbstractCegarLoop]: Abstraction has 43726 states and 59594 transitions. [2021-12-06 19:37:09,258 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.0) internal successors, (140), 4 states have internal predecessors, (140), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2021-12-06 19:37:09,258 INFO L276 IsEmpty]: Start isEmpty. Operand 43726 states and 59594 transitions. [2021-12-06 19:37:09,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2021-12-06 19:37:09,313 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:37:09,313 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:37:09,338 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (12)] Ended with exit code 0 [2021-12-06 19:37:09,514 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:37:09,516 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:37:09,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:37:09,518 INFO L85 PathProgramCache]: Analyzing trace with hash -2126872004, now seen corresponding path program 1 times [2021-12-06 19:37:09,522 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:37:09,523 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1671694736] [2021-12-06 19:37:09,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:37:09,524 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:37:09,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:37:09,527 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:37:09,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-12-06 19:37:10,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:37:10,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 1790 conjuncts, 19 conjunts are in the unsatisfiable core [2021-12-06 19:37:10,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:37:11,042 INFO L134 CoverageAnalysis]: Checked inductivity of 285 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2021-12-06 19:37:11,042 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:37:11,042 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:37:11,042 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1671694736] [2021-12-06 19:37:11,043 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1671694736] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:37:11,043 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:37:11,043 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 19:37:11,043 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404209298] [2021-12-06 19:37:11,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:37:11,044 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 19:37:11,044 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:37:11,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 19:37:11,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-06 19:37:11,044 INFO L87 Difference]: Start difference. First operand 43726 states and 59594 transitions. Second operand has 7 states, 7 states have (on average 21.571428571428573) internal successors, (151), 5 states have internal predecessors, (151), 2 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 4 states have call predecessors, (32), 2 states have call successors, (32) [2021-12-06 19:37:13,311 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:37:15,327 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:37:16,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:37:16,359 INFO L93 Difference]: Finished difference Result 87783 states and 119655 transitions. [2021-12-06 19:37:16,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 19:37:16,360 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 21.571428571428573) internal successors, (151), 5 states have internal predecessors, (151), 2 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 4 states have call predecessors, (32), 2 states have call successors, (32) Word has length 278 [2021-12-06 19:37:16,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:37:16,456 INFO L225 Difference]: With dead ends: 87783 [2021-12-06 19:37:16,456 INFO L226 Difference]: Without dead ends: 44086 [2021-12-06 19:37:16,520 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 277 GetRequests, 272 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-06 19:37:16,521 INFO L933 BasicCegarLoop]: 1149 mSDtfsCounter, 0 mSDsluCounter, 5740 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6889 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2021-12-06 19:37:16,521 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 6889 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 2 Unknown, 0 Unchecked, 4.1s Time] [2021-12-06 19:37:16,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44086 states. [2021-12-06 19:37:17,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44086 to 43846. [2021-12-06 19:37:17,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43846 states, 31284 states have (on average 1.306834164429101) internal successors, (40883), 31660 states have internal predecessors, (40883), 9272 states have call successors, (9272), 3218 states have call predecessors, (9272), 3289 states have return successors, (9631), 9279 states have call predecessors, (9631), 9271 states have call successors, (9631) [2021-12-06 19:37:17,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43846 states to 43846 states and 59786 transitions. [2021-12-06 19:37:17,970 INFO L78 Accepts]: Start accepts. Automaton has 43846 states and 59786 transitions. Word has length 278 [2021-12-06 19:37:17,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:37:17,971 INFO L470 AbstractCegarLoop]: Abstraction has 43846 states and 59786 transitions. [2021-12-06 19:37:17,971 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.571428571428573) internal successors, (151), 5 states have internal predecessors, (151), 2 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (32), 4 states have call predecessors, (32), 2 states have call successors, (32) [2021-12-06 19:37:17,971 INFO L276 IsEmpty]: Start isEmpty. Operand 43846 states and 59786 transitions. [2021-12-06 19:37:18,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2021-12-06 19:37:18,012 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:37:18,012 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:37:18,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (13)] Ended with exit code 0 [2021-12-06 19:37:18,213 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:37:18,214 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:37:18,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:37:18,216 INFO L85 PathProgramCache]: Analyzing trace with hash 1234613562, now seen corresponding path program 2 times [2021-12-06 19:37:18,220 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:37:18,220 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [882446843] [2021-12-06 19:37:18,221 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 19:37:18,221 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:37:18,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:37:18,224 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:37:18,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-12-06 19:37:18,678 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-06 19:37:18,678 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 19:37:18,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 734 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 19:37:18,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:37:18,897 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2021-12-06 19:37:18,898 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:37:18,898 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:37:18,898 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [882446843] [2021-12-06 19:37:18,898 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [882446843] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:37:18,898 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:37:18,898 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:37:18,898 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646305578] [2021-12-06 19:37:18,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:37:18,899 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 19:37:18,899 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:37:18,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:37:18,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:37:18,900 INFO L87 Difference]: Start difference. First operand 43846 states and 59786 transitions. Second operand has 4 states, 4 states have (on average 35.25) internal successors, (141), 4 states have internal predecessors, (141), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2021-12-06 19:37:21,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:37:21,877 INFO L93 Difference]: Finished difference Result 123343 states and 172410 transitions. [2021-12-06 19:37:21,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:37:21,878 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 4 states have internal predecessors, (141), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 284 [2021-12-06 19:37:21,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:37:22,086 INFO L225 Difference]: With dead ends: 123343 [2021-12-06 19:37:22,086 INFO L226 Difference]: Without dead ends: 79526 [2021-12-06 19:37:22,176 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 282 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:37:22,176 INFO L933 BasicCegarLoop]: 1841 mSDtfsCounter, 1654 mSDsluCounter, 2289 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1654 SdHoareTripleChecker+Valid, 4130 SdHoareTripleChecker+Invalid, 199 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-12-06 19:37:22,177 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1654 Valid, 4130 Invalid, 199 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-12-06 19:37:22,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79526 states. [2021-12-06 19:37:23,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79526 to 43878. [2021-12-06 19:37:23,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43878 states, 31316 states have (on average 1.30652062843275) internal successors, (40915), 31692 states have internal predecessors, (40915), 9272 states have call successors, (9272), 3218 states have call predecessors, (9272), 3289 states have return successors, (9631), 9279 states have call predecessors, (9631), 9271 states have call successors, (9631) [2021-12-06 19:37:23,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43878 states to 43878 states and 59818 transitions. [2021-12-06 19:37:23,987 INFO L78 Accepts]: Start accepts. Automaton has 43878 states and 59818 transitions. Word has length 284 [2021-12-06 19:37:23,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:37:23,988 INFO L470 AbstractCegarLoop]: Abstraction has 43878 states and 59818 transitions. [2021-12-06 19:37:23,988 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.25) internal successors, (141), 4 states have internal predecessors, (141), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2021-12-06 19:37:23,988 INFO L276 IsEmpty]: Start isEmpty. Operand 43878 states and 59818 transitions. [2021-12-06 19:37:24,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2021-12-06 19:37:24,031 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:37:24,031 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:37:24,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (14)] Ended with exit code 0 [2021-12-06 19:37:24,232 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:37:24,233 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:37:24,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:37:24,235 INFO L85 PathProgramCache]: Analyzing trace with hash 412391079, now seen corresponding path program 1 times [2021-12-06 19:37:24,239 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:37:24,239 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [158986615] [2021-12-06 19:37:24,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:37:24,240 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:37:24,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:37:24,242 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:37:24,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-12-06 19:37:25,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:37:25,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 1845 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 19:37:25,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:37:25,627 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2021-12-06 19:37:25,627 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:37:25,627 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:37:25,627 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [158986615] [2021-12-06 19:37:25,627 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [158986615] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:37:25,627 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:37:25,627 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 19:37:25,627 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113385477] [2021-12-06 19:37:25,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:37:25,628 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 19:37:25,628 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:37:25,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 19:37:25,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:37:25,628 INFO L87 Difference]: Start difference. First operand 43878 states and 59818 transitions. Second operand has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-12-06 19:37:26,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:37:26,535 INFO L93 Difference]: Finished difference Result 68877 states and 93860 transitions. [2021-12-06 19:37:26,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 19:37:26,536 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 251 [2021-12-06 19:37:26,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:37:26,595 INFO L225 Difference]: With dead ends: 68877 [2021-12-06 19:37:26,595 INFO L226 Difference]: Without dead ends: 25022 [2021-12-06 19:37:26,663 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 250 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 19:37:26,663 INFO L933 BasicCegarLoop]: 1150 mSDtfsCounter, 6 mSDsluCounter, 1145 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 2295 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 19:37:26,663 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 2295 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 19:37:26,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25022 states. [2021-12-06 19:37:27,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25022 to 25011. [2021-12-06 19:37:27,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25011 states, 17837 states have (on average 1.306721982396143) internal successors, (23308), 18049 states have internal predecessors, (23308), 5282 states have call successors, (5282), 1856 states have call predecessors, (5282), 1891 states have return successors, (5461), 5279 states have call predecessors, (5461), 5281 states have call successors, (5461) [2021-12-06 19:37:27,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25011 states to 25011 states and 34051 transitions. [2021-12-06 19:37:27,559 INFO L78 Accepts]: Start accepts. Automaton has 25011 states and 34051 transitions. Word has length 251 [2021-12-06 19:37:27,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:37:27,559 INFO L470 AbstractCegarLoop]: Abstraction has 25011 states and 34051 transitions. [2021-12-06 19:37:27,559 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.666666666666664) internal successors, (158), 3 states have internal predecessors, (158), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-12-06 19:37:27,559 INFO L276 IsEmpty]: Start isEmpty. Operand 25011 states and 34051 transitions. [2021-12-06 19:37:27,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 267 [2021-12-06 19:37:27,583 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:37:27,583 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:37:27,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-12-06 19:37:27,784 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:37:27,785 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:37:27,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:37:27,787 INFO L85 PathProgramCache]: Analyzing trace with hash 149240916, now seen corresponding path program 1 times [2021-12-06 19:37:27,790 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:37:27,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1089799836] [2021-12-06 19:37:27,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:37:27,792 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:37:27,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:37:27,794 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:37:27,796 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-12-06 19:37:28,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:37:28,751 INFO L263 TraceCheckSpWp]: Trace formula consists of 1592 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 19:37:28,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:37:29,010 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2021-12-06 19:37:29,011 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:37:29,011 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:37:29,011 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1089799836] [2021-12-06 19:37:29,011 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1089799836] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:37:29,011 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:37:29,011 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:37:29,011 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137652637] [2021-12-06 19:37:29,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:37:29,012 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 19:37:29,012 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:37:29,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:37:29,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:37:29,012 INFO L87 Difference]: Start difference. First operand 25011 states and 34051 transitions. Second operand has 4 states, 4 states have (on average 38.0) internal successors, (152), 4 states have internal predecessors, (152), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-12-06 19:37:30,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:37:30,449 INFO L93 Difference]: Finished difference Result 55163 states and 74977 transitions. [2021-12-06 19:37:30,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:37:30,450 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 38.0) internal successors, (152), 4 states have internal predecessors, (152), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 266 [2021-12-06 19:37:30,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:37:30,528 INFO L225 Difference]: With dead ends: 55163 [2021-12-06 19:37:30,528 INFO L226 Difference]: Without dead ends: 33029 [2021-12-06 19:37:30,570 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 264 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:37:30,571 INFO L933 BasicCegarLoop]: 1960 mSDtfsCounter, 1086 mSDsluCounter, 2819 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1086 SdHoareTripleChecker+Valid, 4779 SdHoareTripleChecker+Invalid, 205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-12-06 19:37:30,571 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1086 Valid, 4779 Invalid, 205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-12-06 19:37:30,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33029 states. [2021-12-06 19:37:31,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33029 to 24987. [2021-12-06 19:37:31,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24987 states, 17813 states have (on average 1.306461573008477) internal successors, (23272), 18025 states have internal predecessors, (23272), 5282 states have call successors, (5282), 1856 states have call predecessors, (5282), 1891 states have return successors, (5461), 5279 states have call predecessors, (5461), 5281 states have call successors, (5461) [2021-12-06 19:37:31,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24987 states to 24987 states and 34015 transitions. [2021-12-06 19:37:31,648 INFO L78 Accepts]: Start accepts. Automaton has 24987 states and 34015 transitions. Word has length 266 [2021-12-06 19:37:31,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:37:31,649 INFO L470 AbstractCegarLoop]: Abstraction has 24987 states and 34015 transitions. [2021-12-06 19:37:31,649 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 38.0) internal successors, (152), 4 states have internal predecessors, (152), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2021-12-06 19:37:31,649 INFO L276 IsEmpty]: Start isEmpty. Operand 24987 states and 34015 transitions. [2021-12-06 19:37:31,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2021-12-06 19:37:31,667 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:37:31,667 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:37:31,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-12-06 19:37:31,868 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:37:31,868 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:37:31,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:37:31,869 INFO L85 PathProgramCache]: Analyzing trace with hash -440204827, now seen corresponding path program 1 times [2021-12-06 19:37:31,872 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:37:31,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [939390065] [2021-12-06 19:37:31,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:37:31,873 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:37:31,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:37:31,875 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:37:31,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-12-06 19:37:33,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:37:33,227 INFO L263 TraceCheckSpWp]: Trace formula consists of 1887 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-06 19:37:33,231 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:37:33,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-12-06 19:37:33,554 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-12-06 19:37:33,723 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 257 trivial. 0 not checked. [2021-12-06 19:37:33,723 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:37:33,724 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:37:33,724 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [939390065] [2021-12-06 19:37:33,724 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [939390065] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:37:33,724 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:37:33,724 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:37:33,724 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759453167] [2021-12-06 19:37:33,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:37:33,725 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 19:37:33,725 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:37:33,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:37:33,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:37:33,725 INFO L87 Difference]: Start difference. First operand 24987 states and 34015 transitions. Second operand has 5 states, 5 states have (on average 31.2) internal successors, (156), 5 states have internal predecessors, (156), 4 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (34), 4 states have call predecessors, (34), 4 states have call successors, (34) [2021-12-06 19:37:34,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:37:34,585 INFO L93 Difference]: Finished difference Result 50911 states and 69097 transitions. [2021-12-06 19:37:34,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:37:34,586 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.2) internal successors, (156), 5 states have internal predecessors, (156), 4 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (34), 4 states have call predecessors, (34), 4 states have call successors, (34) Word has length 306 [2021-12-06 19:37:34,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:37:34,652 INFO L225 Difference]: With dead ends: 50911 [2021-12-06 19:37:34,652 INFO L226 Difference]: Without dead ends: 25953 [2021-12-06 19:37:34,690 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 306 GetRequests, 299 SyntacticMatches, 3 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-12-06 19:37:34,690 INFO L933 BasicCegarLoop]: 1167 mSDtfsCounter, 3 mSDsluCounter, 2247 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 3414 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 90 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 19:37:34,690 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 3414 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 90 Unchecked, 0.0s Time] [2021-12-06 19:37:34,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25953 states. [2021-12-06 19:37:35,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25953 to 25953. [2021-12-06 19:37:35,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25953 states, 18401 states have (on average 1.2966686593119938) internal successors, (23860), 18613 states have internal predecessors, (23860), 5492 states have call successors, (5492), 2024 states have call predecessors, (5492), 2059 states have return successors, (5671), 5489 states have call predecessors, (5671), 5491 states have call successors, (5671) [2021-12-06 19:37:35,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25953 states to 25953 states and 35023 transitions. [2021-12-06 19:37:35,596 INFO L78 Accepts]: Start accepts. Automaton has 25953 states and 35023 transitions. Word has length 306 [2021-12-06 19:37:35,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:37:35,597 INFO L470 AbstractCegarLoop]: Abstraction has 25953 states and 35023 transitions. [2021-12-06 19:37:35,597 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.2) internal successors, (156), 5 states have internal predecessors, (156), 4 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (34), 4 states have call predecessors, (34), 4 states have call successors, (34) [2021-12-06 19:37:35,597 INFO L276 IsEmpty]: Start isEmpty. Operand 25953 states and 35023 transitions. [2021-12-06 19:37:35,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2021-12-06 19:37:35,615 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:37:35,615 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:37:35,644 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (17)] Ended with exit code 0 [2021-12-06 19:37:35,816 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:37:35,818 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:37:35,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:37:35,819 INFO L85 PathProgramCache]: Analyzing trace with hash -510763503, now seen corresponding path program 1 times [2021-12-06 19:37:35,823 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:37:35,823 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2086651285] [2021-12-06 19:37:35,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:37:35,824 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:37:35,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:37:35,826 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:37:35,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-12-06 19:37:36,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:37:36,990 INFO L263 TraceCheckSpWp]: Trace formula consists of 1855 conjuncts, 19 conjunts are in the unsatisfiable core [2021-12-06 19:37:36,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:37:37,438 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2021-12-06 19:37:37,439 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:37:37,439 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:37:37,439 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2086651285] [2021-12-06 19:37:37,439 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2086651285] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:37:37,439 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:37:37,439 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 19:37:37,439 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548702245] [2021-12-06 19:37:37,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:37:37,440 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 19:37:37,440 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:37:37,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 19:37:37,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-06 19:37:37,440 INFO L87 Difference]: Start difference. First operand 25953 states and 35023 transitions. Second operand has 7 states, 7 states have (on average 22.714285714285715) internal successors, (159), 5 states have internal predecessors, (159), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (34), 4 states have call predecessors, (34), 2 states have call successors, (34) [2021-12-06 19:37:39,608 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:37:41,619 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:37:42,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:37:42,305 INFO L93 Difference]: Finished difference Result 49065 states and 66219 transitions. [2021-12-06 19:37:42,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 19:37:42,306 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.714285714285715) internal successors, (159), 5 states have internal predecessors, (159), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (34), 4 states have call predecessors, (34), 2 states have call successors, (34) Word has length 295 [2021-12-06 19:37:42,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:37:42,365 INFO L225 Difference]: With dead ends: 49065 [2021-12-06 19:37:42,365 INFO L226 Difference]: Without dead ends: 26127 [2021-12-06 19:37:42,404 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 294 GetRequests, 289 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-06 19:37:42,404 INFO L933 BasicCegarLoop]: 1152 mSDtfsCounter, 0 mSDsluCounter, 5751 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6903 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2021-12-06 19:37:42,404 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 6903 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 2 Unknown, 0 Unchecked, 4.1s Time] [2021-12-06 19:37:42,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26127 states. [2021-12-06 19:37:43,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26127 to 25977. [2021-12-06 19:37:43,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25977 states, 18425 states have (on average 1.296282225237449) internal successors, (23884), 18625 states have internal predecessors, (23884), 5492 states have call successors, (5492), 2024 states have call predecessors, (5492), 2059 states have return successors, (5671), 5501 states have call predecessors, (5671), 5491 states have call successors, (5671) [2021-12-06 19:37:43,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25977 states to 25977 states and 35047 transitions. [2021-12-06 19:37:43,301 INFO L78 Accepts]: Start accepts. Automaton has 25977 states and 35047 transitions. Word has length 295 [2021-12-06 19:37:43,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:37:43,301 INFO L470 AbstractCegarLoop]: Abstraction has 25977 states and 35047 transitions. [2021-12-06 19:37:43,301 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.714285714285715) internal successors, (159), 5 states have internal predecessors, (159), 2 states have call successors, (34), 2 states have call predecessors, (34), 4 states have return successors, (34), 4 states have call predecessors, (34), 2 states have call successors, (34) [2021-12-06 19:37:43,302 INFO L276 IsEmpty]: Start isEmpty. Operand 25977 states and 35047 transitions. [2021-12-06 19:37:43,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2021-12-06 19:37:43,321 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:37:43,321 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:37:43,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (18)] Ended with exit code 0 [2021-12-06 19:37:43,522 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:37:43,523 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:37:43,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:37:43,523 INFO L85 PathProgramCache]: Analyzing trace with hash -1113645931, now seen corresponding path program 1 times [2021-12-06 19:37:43,525 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:37:43,525 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2087731752] [2021-12-06 19:37:43,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:37:43,526 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:37:43,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:37:43,527 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:37:43,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2021-12-06 19:37:45,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:37:45,276 INFO L263 TraceCheckSpWp]: Trace formula consists of 1889 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 19:37:45,281 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:37:45,548 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 257 trivial. 0 not checked. [2021-12-06 19:37:45,548 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:37:45,548 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:37:45,548 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2087731752] [2021-12-06 19:37:45,548 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2087731752] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:37:45,549 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:37:45,549 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 19:37:45,549 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803905430] [2021-12-06 19:37:45,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:37:45,549 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 19:37:45,549 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:37:45,550 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 19:37:45,550 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:37:45,550 INFO L87 Difference]: Start difference. First operand 25977 states and 35047 transitions. Second operand has 4 states, 4 states have (on average 39.25) internal successors, (157), 4 states have internal predecessors, (157), 3 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2021-12-06 19:37:46,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:37:46,367 INFO L93 Difference]: Finished difference Result 52219 states and 70543 transitions. [2021-12-06 19:37:46,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 19:37:46,368 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 39.25) internal successors, (157), 4 states have internal predecessors, (157), 3 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 307 [2021-12-06 19:37:46,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:37:46,431 INFO L225 Difference]: With dead ends: 52219 [2021-12-06 19:37:46,431 INFO L226 Difference]: Without dead ends: 26271 [2021-12-06 19:37:46,476 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 306 GetRequests, 304 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 19:37:46,476 INFO L933 BasicCegarLoop]: 1152 mSDtfsCounter, 5 mSDsluCounter, 2291 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 3443 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 19:37:46,476 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 3443 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 19:37:46,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26271 states. [2021-12-06 19:37:47,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26271 to 26019. [2021-12-06 19:37:47,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26019 states, 18467 states have (on average 1.2956083825201712) internal successors, (23926), 18667 states have internal predecessors, (23926), 5492 states have call successors, (5492), 2024 states have call predecessors, (5492), 2059 states have return successors, (5671), 5501 states have call predecessors, (5671), 5491 states have call successors, (5671) [2021-12-06 19:37:47,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26019 states to 26019 states and 35089 transitions. [2021-12-06 19:37:47,468 INFO L78 Accepts]: Start accepts. Automaton has 26019 states and 35089 transitions. Word has length 307 [2021-12-06 19:37:47,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:37:47,469 INFO L470 AbstractCegarLoop]: Abstraction has 26019 states and 35089 transitions. [2021-12-06 19:37:47,469 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 39.25) internal successors, (157), 4 states have internal predecessors, (157), 3 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2021-12-06 19:37:47,469 INFO L276 IsEmpty]: Start isEmpty. Operand 26019 states and 35089 transitions. [2021-12-06 19:37:47,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2021-12-06 19:37:47,484 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:37:47,485 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:37:47,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (19)] Ended with exit code 0 [2021-12-06 19:37:47,685 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:37:47,687 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:37:47,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:37:47,688 INFO L85 PathProgramCache]: Analyzing trace with hash -757439847, now seen corresponding path program 1 times [2021-12-06 19:37:47,692 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:37:47,693 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [615154864] [2021-12-06 19:37:47,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:37:47,693 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:37:47,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:37:47,696 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:37:47,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2021-12-06 19:37:49,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:37:49,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 1935 conjuncts, 19 conjunts are in the unsatisfiable core [2021-12-06 19:37:49,304 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:37:49,763 INFO L134 CoverageAnalysis]: Checked inductivity of 400 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2021-12-06 19:37:49,763 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:37:49,763 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:37:49,763 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [615154864] [2021-12-06 19:37:49,763 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [615154864] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:37:49,763 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:37:49,763 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 19:37:49,763 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451200011] [2021-12-06 19:37:49,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:37:49,764 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 19:37:49,764 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:37:49,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 19:37:49,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-06 19:37:49,765 INFO L87 Difference]: Start difference. First operand 26019 states and 35089 transitions. Second operand has 7 states, 7 states have (on average 22.0) internal successors, (154), 5 states have internal predecessors, (154), 2 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (33), 4 states have call predecessors, (33), 2 states have call successors, (33) [2021-12-06 19:37:52,764 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:37:53,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:37:53,410 INFO L93 Difference]: Finished difference Result 49191 states and 66345 transitions. [2021-12-06 19:37:53,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 19:37:53,411 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.0) internal successors, (154), 5 states have internal predecessors, (154), 2 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (33), 4 states have call predecessors, (33), 2 states have call successors, (33) Word has length 317 [2021-12-06 19:37:53,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:37:53,476 INFO L225 Difference]: With dead ends: 49191 [2021-12-06 19:37:53,476 INFO L226 Difference]: Without dead ends: 26193 [2021-12-06 19:37:53,517 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 316 GetRequests, 311 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-12-06 19:37:53,518 INFO L933 BasicCegarLoop]: 1149 mSDtfsCounter, 0 mSDsluCounter, 5740 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6889 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2021-12-06 19:37:53,518 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 6889 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 1 Unknown, 0 Unchecked, 2.9s Time] [2021-12-06 19:37:53,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26193 states. [2021-12-06 19:37:54,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26193 to 26043. [2021-12-06 19:37:54,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26043 states, 18491 states have (on average 1.2952247039100102) internal successors, (23950), 18679 states have internal predecessors, (23950), 5492 states have call successors, (5492), 2024 states have call predecessors, (5492), 2059 states have return successors, (5671), 5513 states have call predecessors, (5671), 5491 states have call successors, (5671) [2021-12-06 19:37:54,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26043 states to 26043 states and 35113 transitions. [2021-12-06 19:37:54,471 INFO L78 Accepts]: Start accepts. Automaton has 26043 states and 35113 transitions. Word has length 317 [2021-12-06 19:37:54,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:37:54,471 INFO L470 AbstractCegarLoop]: Abstraction has 26043 states and 35113 transitions. [2021-12-06 19:37:54,471 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.0) internal successors, (154), 5 states have internal predecessors, (154), 2 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (33), 4 states have call predecessors, (33), 2 states have call successors, (33) [2021-12-06 19:37:54,471 INFO L276 IsEmpty]: Start isEmpty. Operand 26043 states and 35113 transitions. [2021-12-06 19:37:54,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2021-12-06 19:37:54,488 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:37:54,489 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:37:54,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2021-12-06 19:37:54,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:37:54,691 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:37:54,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:37:54,692 INFO L85 PathProgramCache]: Analyzing trace with hash 814023899, now seen corresponding path program 1 times [2021-12-06 19:37:54,696 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:37:54,696 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [274999353] [2021-12-06 19:37:54,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:37:54,697 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:37:54,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:37:54,699 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:37:54,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-12-06 19:37:56,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:37:56,230 INFO L263 TraceCheckSpWp]: Trace formula consists of 1952 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-06 19:37:56,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:37:56,347 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-12-06 19:37:56,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-12-06 19:37:56,807 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 145 proven. 1 refuted. 0 times theorem prover too weak. 278 trivial. 0 not checked. [2021-12-06 19:37:56,808 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:37:57,177 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2021-12-06 19:37:57,177 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:37:57,177 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [274999353] [2021-12-06 19:37:57,177 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [274999353] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 19:37:57,177 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 19:37:57,177 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 7 [2021-12-06 19:37:57,178 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [206643059] [2021-12-06 19:37:57,178 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 19:37:57,178 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 19:37:57,178 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:37:57,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 19:37:57,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-12-06 19:37:57,179 INFO L87 Difference]: Start difference. First operand 26043 states and 35113 transitions. Second operand has 7 states, 7 states have (on average 28.714285714285715) internal successors, (201), 7 states have internal predecessors, (201), 5 states have call successors, (49), 3 states have call predecessors, (49), 3 states have return successors, (48), 5 states have call predecessors, (48), 5 states have call successors, (48) [2021-12-06 19:38:00,368 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:38:02,377 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:38:04,860 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:38:06,906 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:38:08,914 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:38:10,886 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:38:12,907 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:38:14,955 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:38:16,967 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:38:18,997 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:38:21,009 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:38:23,079 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:38:25,091 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:38:28,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:38:28,415 INFO L93 Difference]: Finished difference Result 52603 states and 70747 transitions. [2021-12-06 19:38:28,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:38:28,416 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 28.714285714285715) internal successors, (201), 7 states have internal predecessors, (201), 5 states have call successors, (49), 3 states have call predecessors, (49), 3 states have return successors, (48), 5 states have call predecessors, (48), 5 states have call successors, (48) Word has length 323 [2021-12-06 19:38:28,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:38:28,478 INFO L225 Difference]: With dead ends: 52603 [2021-12-06 19:38:28,478 INFO L226 Difference]: Without dead ends: 26589 [2021-12-06 19:38:28,524 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 645 GetRequests, 634 SyntacticMatches, 5 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2021-12-06 19:38:28,525 INFO L933 BasicCegarLoop]: 1164 mSDtfsCounter, 4 mSDsluCounter, 5539 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 0 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 6703 SdHoareTripleChecker+Invalid, 267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 102 IncrementalHoareTripleChecker+Unchecked, 30.4s IncrementalHoareTripleChecker+Time [2021-12-06 19:38:28,525 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 6703 Invalid, 267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 154 Invalid, 11 Unknown, 102 Unchecked, 30.4s Time] [2021-12-06 19:38:28,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26589 states. [2021-12-06 19:38:29,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26589 to 26589. [2021-12-06 19:38:29,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26589 states, 18827 states have (on average 1.2877250756891698) internal successors, (24244), 19015 states have internal predecessors, (24244), 5576 states have call successors, (5576), 2150 states have call predecessors, (5576), 2185 states have return successors, (5755), 5597 states have call predecessors, (5755), 5575 states have call successors, (5755) [2021-12-06 19:38:29,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26589 states to 26589 states and 35575 transitions. [2021-12-06 19:38:29,494 INFO L78 Accepts]: Start accepts. Automaton has 26589 states and 35575 transitions. Word has length 323 [2021-12-06 19:38:29,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:38:29,494 INFO L470 AbstractCegarLoop]: Abstraction has 26589 states and 35575 transitions. [2021-12-06 19:38:29,494 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 28.714285714285715) internal successors, (201), 7 states have internal predecessors, (201), 5 states have call successors, (49), 3 states have call predecessors, (49), 3 states have return successors, (48), 5 states have call predecessors, (48), 5 states have call successors, (48) [2021-12-06 19:38:29,494 INFO L276 IsEmpty]: Start isEmpty. Operand 26589 states and 35575 transitions. [2021-12-06 19:38:29,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2021-12-06 19:38:29,513 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:38:29,513 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:38:29,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (21)] Ended with exit code 0 [2021-12-06 19:38:29,713 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:38:29,714 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:38:29,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:29,714 INFO L85 PathProgramCache]: Analyzing trace with hash -887261089, now seen corresponding path program 1 times [2021-12-06 19:38:29,715 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:38:29,715 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1245062087] [2021-12-06 19:38:29,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:38:29,715 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:38:29,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:38:29,716 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:38:29,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2021-12-06 19:38:31,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:38:31,285 INFO L263 TraceCheckSpWp]: Trace formula consists of 1954 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 19:38:31,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:38:31,641 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 145 proven. 4 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2021-12-06 19:38:31,641 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:38:32,014 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 404 trivial. 0 not checked. [2021-12-06 19:38:32,014 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:38:32,014 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1245062087] [2021-12-06 19:38:32,014 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1245062087] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 19:38:32,014 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 19:38:32,015 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-12-06 19:38:32,015 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11082195] [2021-12-06 19:38:32,015 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 19:38:32,015 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-06 19:38:32,015 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:38:32,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-06 19:38:32,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-06 19:38:32,016 INFO L87 Difference]: Start difference. First operand 26589 states and 35575 transitions. Second operand has 8 states, 8 states have (on average 23.875) internal successors, (191), 8 states have internal predecessors, (191), 6 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (46), 6 states have call predecessors, (46), 6 states have call successors, (46) [2021-12-06 19:38:33,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:38:33,053 INFO L93 Difference]: Finished difference Result 53821 states and 72175 transitions. [2021-12-06 19:38:33,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 19:38:33,054 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 23.875) internal successors, (191), 8 states have internal predecessors, (191), 6 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (46), 6 states have call predecessors, (46), 6 states have call successors, (46) Word has length 324 [2021-12-06 19:38:33,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:38:33,110 INFO L225 Difference]: With dead ends: 53821 [2021-12-06 19:38:33,110 INFO L226 Difference]: Without dead ends: 27261 [2021-12-06 19:38:33,146 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 649 GetRequests, 640 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=64, Unknown=0, NotChecked=0, Total=110 [2021-12-06 19:38:33,147 INFO L933 BasicCegarLoop]: 1156 mSDtfsCounter, 19 mSDsluCounter, 5723 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 6879 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 19:38:33,147 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 6879 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 19:38:33,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27261 states. [2021-12-06 19:38:34,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27261 to 27261. [2021-12-06 19:38:34,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27261 states, 19331 states have (on average 1.2802234752470125) internal successors, (24748), 19519 states have internal predecessors, (24748), 5744 states have call successors, (5744), 2150 states have call predecessors, (5744), 2185 states have return successors, (5923), 5765 states have call predecessors, (5923), 5743 states have call successors, (5923) [2021-12-06 19:38:34,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27261 states to 27261 states and 36415 transitions. [2021-12-06 19:38:34,093 INFO L78 Accepts]: Start accepts. Automaton has 27261 states and 36415 transitions. Word has length 324 [2021-12-06 19:38:34,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:38:34,094 INFO L470 AbstractCegarLoop]: Abstraction has 27261 states and 36415 transitions. [2021-12-06 19:38:34,094 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 23.875) internal successors, (191), 8 states have internal predecessors, (191), 6 states have call successors, (47), 2 states have call predecessors, (47), 2 states have return successors, (46), 6 states have call predecessors, (46), 6 states have call successors, (46) [2021-12-06 19:38:34,094 INFO L276 IsEmpty]: Start isEmpty. Operand 27261 states and 36415 transitions. [2021-12-06 19:38:34,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2021-12-06 19:38:34,114 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:38:34,114 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:38:34,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (22)] Forceful destruction successful, exit code 0 [2021-12-06 19:38:34,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:38:34,315 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:38:34,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:34,315 INFO L85 PathProgramCache]: Analyzing trace with hash -1854702113, now seen corresponding path program 2 times [2021-12-06 19:38:34,317 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:38:34,317 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [635137327] [2021-12-06 19:38:34,317 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 19:38:34,317 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:38:34,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:38:34,318 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:38:34,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2021-12-06 19:38:43,325 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-06 19:38:43,326 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 19:38:43,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 2214 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-06 19:38:43,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:38:43,950 INFO L134 CoverageAnalysis]: Checked inductivity of 739 backedges. 197 proven. 60 refuted. 0 times theorem prover too weak. 482 trivial. 0 not checked. [2021-12-06 19:38:43,950 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:38:44,591 INFO L134 CoverageAnalysis]: Checked inductivity of 739 backedges. 17 proven. 60 refuted. 0 times theorem prover too weak. 662 trivial. 0 not checked. [2021-12-06 19:38:44,591 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:38:44,591 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [635137327] [2021-12-06 19:38:44,592 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [635137327] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 19:38:44,592 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 19:38:44,592 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-12-06 19:38:44,592 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73515262] [2021-12-06 19:38:44,592 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 19:38:44,593 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-12-06 19:38:44,593 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:38:44,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-12-06 19:38:44,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=162, Unknown=0, NotChecked=0, Total=240 [2021-12-06 19:38:44,594 INFO L87 Difference]: Start difference. First operand 27261 states and 36415 transitions. Second operand has 16 states, 16 states have (on average 13.4375) internal successors, (215), 16 states have internal predecessors, (215), 14 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (54), 14 states have call predecessors, (54), 14 states have call successors, (54) [2021-12-06 19:38:46,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:38:46,197 INFO L93 Difference]: Finished difference Result 55837 states and 74863 transitions. [2021-12-06 19:38:46,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-12-06 19:38:46,198 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 13.4375) internal successors, (215), 16 states have internal predecessors, (215), 14 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (54), 14 states have call predecessors, (54), 14 states have call successors, (54) Word has length 392 [2021-12-06 19:38:46,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:38:46,266 INFO L225 Difference]: With dead ends: 55837 [2021-12-06 19:38:46,267 INFO L226 Difference]: Without dead ends: 28605 [2021-12-06 19:38:46,315 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 789 GetRequests, 768 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=190, Invalid=316, Unknown=0, NotChecked=0, Total=506 [2021-12-06 19:38:46,316 INFO L933 BasicCegarLoop]: 1172 mSDtfsCounter, 54 mSDsluCounter, 8079 mSDsCounter, 0 mSdLazyCounter, 205 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 9251 SdHoareTripleChecker+Invalid, 244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-12-06 19:38:46,316 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [56 Valid, 9251 Invalid, 244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 205 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-12-06 19:38:46,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28605 states. [2021-12-06 19:38:47,320 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28605 to 28605. [2021-12-06 19:38:47,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28605 states, 20339 states have (on average 1.2663356113869906) internal successors, (25756), 20527 states have internal predecessors, (25756), 6080 states have call successors, (6080), 2150 states have call predecessors, (6080), 2185 states have return successors, (6259), 6101 states have call predecessors, (6259), 6079 states have call successors, (6259) [2021-12-06 19:38:47,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28605 states to 28605 states and 38095 transitions. [2021-12-06 19:38:47,392 INFO L78 Accepts]: Start accepts. Automaton has 28605 states and 38095 transitions. Word has length 392 [2021-12-06 19:38:47,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:38:47,392 INFO L470 AbstractCegarLoop]: Abstraction has 28605 states and 38095 transitions. [2021-12-06 19:38:47,392 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 13.4375) internal successors, (215), 16 states have internal predecessors, (215), 14 states have call successors, (55), 2 states have call predecessors, (55), 2 states have return successors, (54), 14 states have call predecessors, (54), 14 states have call successors, (54) [2021-12-06 19:38:47,392 INFO L276 IsEmpty]: Start isEmpty. Operand 28605 states and 38095 transitions. [2021-12-06 19:38:47,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 529 [2021-12-06 19:38:47,411 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:38:47,412 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 13, 11, 11, 11, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:38:47,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (23)] Ended with exit code 0 [2021-12-06 19:38:47,612 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:38:47,614 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:38:47,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:38:47,616 INFO L85 PathProgramCache]: Analyzing trace with hash -398505761, now seen corresponding path program 3 times [2021-12-06 19:38:47,621 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:38:47,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1648143912] [2021-12-06 19:38:47,622 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-06 19:38:47,622 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:38:47,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:38:47,624 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:38:47,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2021-12-06 19:38:55,667 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-12-06 19:38:55,667 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 19:38:55,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 993 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 19:38:55,713 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:38:56,095 INFO L134 CoverageAnalysis]: Checked inductivity of 2183 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 2094 trivial. 0 not checked. [2021-12-06 19:38:56,095 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:38:56,095 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:38:56,095 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1648143912] [2021-12-06 19:38:56,095 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1648143912] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:38:56,095 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:38:56,096 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:38:56,096 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804254579] [2021-12-06 19:38:56,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:38:56,096 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 19:38:56,097 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:38:56,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:38:56,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:38:56,097 INFO L87 Difference]: Start difference. First operand 28605 states and 38095 transitions. Second operand has 5 states, 5 states have (on average 30.0) internal successors, (150), 5 states have internal predecessors, (150), 3 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (32), 2 states have call predecessors, (32), 3 states have call successors, (32) [2021-12-06 19:38:58,195 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:38:59,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:38:59,192 INFO L93 Difference]: Finished difference Result 59195 states and 79463 transitions. [2021-12-06 19:38:59,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:38:59,193 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.0) internal successors, (150), 5 states have internal predecessors, (150), 3 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (32), 2 states have call predecessors, (32), 3 states have call successors, (32) Word has length 528 [2021-12-06 19:38:59,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:38:59,284 INFO L225 Difference]: With dead ends: 59195 [2021-12-06 19:38:59,285 INFO L226 Difference]: Without dead ends: 30619 [2021-12-06 19:38:59,344 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 528 GetRequests, 524 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-06 19:38:59,345 INFO L933 BasicCegarLoop]: 1603 mSDtfsCounter, 466 mSDsluCounter, 4228 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 578 SdHoareTripleChecker+Valid, 5831 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-12-06 19:38:59,345 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [578 Valid, 5831 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 19 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2021-12-06 19:38:59,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30619 states. [2021-12-06 19:39:00,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30619 to 28689. [2021-12-06 19:39:00,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28689 states, 20423 states have (on average 1.2667091024824952) internal successors, (25870), 20623 states have internal predecessors, (25870), 6068 states have call successors, (6068), 2150 states have call predecessors, (6068), 2197 states have return successors, (6259), 6089 states have call predecessors, (6259), 6067 states have call successors, (6259) [2021-12-06 19:39:00,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28689 states to 28689 states and 38197 transitions. [2021-12-06 19:39:00,464 INFO L78 Accepts]: Start accepts. Automaton has 28689 states and 38197 transitions. Word has length 528 [2021-12-06 19:39:00,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:39:00,465 INFO L470 AbstractCegarLoop]: Abstraction has 28689 states and 38197 transitions. [2021-12-06 19:39:00,465 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.0) internal successors, (150), 5 states have internal predecessors, (150), 3 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (32), 2 states have call predecessors, (32), 3 states have call successors, (32) [2021-12-06 19:39:00,466 INFO L276 IsEmpty]: Start isEmpty. Operand 28689 states and 38197 transitions. [2021-12-06 19:39:00,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2021-12-06 19:39:00,486 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:39:00,487 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 13, 11, 11, 11, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:39:00,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (24)] Ended with exit code 0 [2021-12-06 19:39:00,687 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:39:00,689 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:39:00,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:39:00,690 INFO L85 PathProgramCache]: Analyzing trace with hash 626504496, now seen corresponding path program 1 times [2021-12-06 19:39:00,696 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:39:00,696 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1272933180] [2021-12-06 19:39:00,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:39:00,697 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:39:00,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:39:00,699 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:39:00,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (25)] Waiting until timeout for monitored process [2021-12-06 19:39:04,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:39:04,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 2910 conjuncts, 16 conjunts are in the unsatisfiable core [2021-12-06 19:39:04,531 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:39:05,462 INFO L134 CoverageAnalysis]: Checked inductivity of 2184 backedges. 301 proven. 364 refuted. 0 times theorem prover too weak. 1519 trivial. 0 not checked. [2021-12-06 19:39:05,462 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:39:06,827 INFO L134 CoverageAnalysis]: Checked inductivity of 2184 backedges. 17 proven. 364 refuted. 0 times theorem prover too weak. 1803 trivial. 0 not checked. [2021-12-06 19:39:06,828 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:39:06,828 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1272933180] [2021-12-06 19:39:06,828 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1272933180] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 19:39:06,828 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 19:39:06,828 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 32 [2021-12-06 19:39:06,828 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217134320] [2021-12-06 19:39:06,828 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 19:39:06,829 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2021-12-06 19:39:06,829 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:39:06,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-12-06 19:39:06,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=286, Invalid=706, Unknown=0, NotChecked=0, Total=992 [2021-12-06 19:39:06,830 INFO L87 Difference]: Start difference. First operand 28689 states and 38197 transitions. Second operand has 32 states, 32 states have (on average 8.28125) internal successors, (265), 32 states have internal predecessors, (265), 30 states have call successors, (71), 2 states have call predecessors, (71), 2 states have return successors, (70), 30 states have call predecessors, (70), 30 states have call successors, (70) [2021-12-06 19:39:10,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:39:10,776 INFO L93 Difference]: Finished difference Result 60037 states and 80443 transitions. [2021-12-06 19:39:10,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-12-06 19:39:10,777 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 32 states have (on average 8.28125) internal successors, (265), 32 states have internal predecessors, (265), 30 states have call successors, (71), 2 states have call predecessors, (71), 2 states have return successors, (70), 30 states have call predecessors, (70), 30 states have call successors, (70) Word has length 529 [2021-12-06 19:39:10,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:39:10,861 INFO L225 Difference]: With dead ends: 60037 [2021-12-06 19:39:10,862 INFO L226 Difference]: Without dead ends: 31377 [2021-12-06 19:39:10,920 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1071 GetRequests, 1026 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=766, Invalid=1396, Unknown=0, NotChecked=0, Total=2162 [2021-12-06 19:39:10,921 INFO L933 BasicCegarLoop]: 1200 mSDtfsCounter, 118 mSDsluCounter, 17489 mSDsCounter, 0 mSdLazyCounter, 826 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 18689 SdHoareTripleChecker+Invalid, 913 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 826 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-12-06 19:39:10,921 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [120 Valid, 18689 Invalid, 913 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 826 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-12-06 19:39:10,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31377 states. [2021-12-06 19:39:12,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31377 to 31377. [2021-12-06 19:39:12,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31377 states, 22439 states have (on average 1.2427470029858727) internal successors, (27886), 22639 states have internal predecessors, (27886), 6740 states have call successors, (6740), 2150 states have call predecessors, (6740), 2197 states have return successors, (6931), 6761 states have call predecessors, (6931), 6739 states have call successors, (6931) [2021-12-06 19:39:12,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31377 states to 31377 states and 41557 transitions. [2021-12-06 19:39:12,195 INFO L78 Accepts]: Start accepts. Automaton has 31377 states and 41557 transitions. Word has length 529 [2021-12-06 19:39:12,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:39:12,196 INFO L470 AbstractCegarLoop]: Abstraction has 31377 states and 41557 transitions. [2021-12-06 19:39:12,196 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 8.28125) internal successors, (265), 32 states have internal predecessors, (265), 30 states have call successors, (71), 2 states have call predecessors, (71), 2 states have return successors, (70), 30 states have call predecessors, (70), 30 states have call successors, (70) [2021-12-06 19:39:12,196 INFO L276 IsEmpty]: Start isEmpty. Operand 31377 states and 41557 transitions. [2021-12-06 19:39:12,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 802 [2021-12-06 19:39:12,221 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:39:12,222 INFO L514 BasicCegarLoop]: trace histogram [32, 32, 32, 32, 31, 31, 31, 31, 31, 31, 31, 31, 30, 30, 30, 30, 29, 11, 11, 11, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:39:12,262 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (25)] Forceful destruction successful, exit code 0 [2021-12-06 19:39:12,422 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:39:12,423 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:39:12,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:39:12,424 INFO L85 PathProgramCache]: Analyzing trace with hash 1804852528, now seen corresponding path program 2 times [2021-12-06 19:39:12,426 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:39:12,426 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1043986616] [2021-12-06 19:39:12,426 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 19:39:12,426 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:39:12,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:39:12,427 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:39:12,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2021-12-06 19:39:27,139 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-06 19:39:27,140 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 19:39:27,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 3950 conjuncts, 32 conjunts are in the unsatisfiable core [2021-12-06 19:39:27,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:39:29,851 INFO L134 CoverageAnalysis]: Checked inductivity of 8336 backedges. 509 proven. 1740 refuted. 0 times theorem prover too weak. 6087 trivial. 0 not checked. [2021-12-06 19:39:29,851 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:39:34,087 INFO L134 CoverageAnalysis]: Checked inductivity of 8336 backedges. 17 proven. 1740 refuted. 0 times theorem prover too weak. 6579 trivial. 0 not checked. [2021-12-06 19:39:34,088 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:39:34,088 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1043986616] [2021-12-06 19:39:34,088 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1043986616] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 19:39:34,088 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 19:39:34,088 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 33] total 64 [2021-12-06 19:39:34,089 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706699288] [2021-12-06 19:39:34,089 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 19:39:34,090 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 64 states [2021-12-06 19:39:34,090 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:39:34,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 64 interpolants. [2021-12-06 19:39:34,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1086, Invalid=2946, Unknown=0, NotChecked=0, Total=4032 [2021-12-06 19:39:34,092 INFO L87 Difference]: Start difference. First operand 31377 states and 41557 transitions. Second operand has 64 states, 64 states have (on average 5.640625) internal successors, (361), 64 states have internal predecessors, (361), 62 states have call successors, (103), 2 states have call predecessors, (103), 2 states have return successors, (102), 62 states have call predecessors, (102), 62 states have call successors, (102) [2021-12-06 19:39:48,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:39:48,573 INFO L93 Difference]: Finished difference Result 68101 states and 91195 transitions. [2021-12-06 19:39:48,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2021-12-06 19:39:48,574 INFO L78 Accepts]: Start accepts. Automaton has has 64 states, 64 states have (on average 5.640625) internal successors, (361), 64 states have internal predecessors, (361), 62 states have call successors, (103), 2 states have call predecessors, (103), 2 states have return successors, (102), 62 states have call predecessors, (102), 62 states have call successors, (102) Word has length 801 [2021-12-06 19:39:48,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:39:48,678 INFO L225 Difference]: With dead ends: 68101 [2021-12-06 19:39:48,678 INFO L226 Difference]: Without dead ends: 36753 [2021-12-06 19:39:48,748 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1631 GetRequests, 1538 SyntacticMatches, 0 SemanticMatches, 93 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 465 ImplicationChecksByTransitivity, 10.4s TimeCoverageRelationStatistics Valid=3070, Invalid=5860, Unknown=0, NotChecked=0, Total=8930 [2021-12-06 19:39:48,749 INFO L933 BasicCegarLoop]: 1264 mSDtfsCounter, 243 mSDsluCounter, 37168 mSDsCounter, 0 mSdLazyCounter, 3527 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 245 SdHoareTripleChecker+Valid, 38432 SdHoareTripleChecker+Invalid, 3709 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 3527 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2021-12-06 19:39:48,749 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [245 Valid, 38432 Invalid, 3709 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 3527 Invalid, 0 Unknown, 0 Unchecked, 6.9s Time] [2021-12-06 19:39:48,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36753 states. [2021-12-06 19:39:50,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36753 to 36753. [2021-12-06 19:39:50,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36753 states, 26471 states have (on average 1.205772354652261) internal successors, (31918), 26671 states have internal predecessors, (31918), 8084 states have call successors, (8084), 2150 states have call predecessors, (8084), 2197 states have return successors, (8275), 8105 states have call predecessors, (8275), 8083 states have call successors, (8275) [2021-12-06 19:39:50,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36753 states to 36753 states and 48277 transitions. [2021-12-06 19:39:50,256 INFO L78 Accepts]: Start accepts. Automaton has 36753 states and 48277 transitions. Word has length 801 [2021-12-06 19:39:50,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:39:50,256 INFO L470 AbstractCegarLoop]: Abstraction has 36753 states and 48277 transitions. [2021-12-06 19:39:50,257 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 64 states, 64 states have (on average 5.640625) internal successors, (361), 64 states have internal predecessors, (361), 62 states have call successors, (103), 2 states have call predecessors, (103), 2 states have return successors, (102), 62 states have call predecessors, (102), 62 states have call successors, (102) [2021-12-06 19:39:50,257 INFO L276 IsEmpty]: Start isEmpty. Operand 36753 states and 48277 transitions. [2021-12-06 19:39:50,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1346 [2021-12-06 19:39:50,335 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:39:50,336 INFO L514 BasicCegarLoop]: trace histogram [64, 64, 64, 64, 63, 63, 63, 63, 63, 63, 63, 63, 62, 62, 62, 62, 61, 11, 11, 11, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:39:50,393 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (26)] Ended with exit code 0 [2021-12-06 19:39:50,536 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:39:50,538 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:39:50,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:39:50,540 INFO L85 PathProgramCache]: Analyzing trace with hash 1200632112, now seen corresponding path program 3 times [2021-12-06 19:39:50,550 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:39:50,551 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1484423241] [2021-12-06 19:39:50,551 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-06 19:39:50,552 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:39:50,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:39:50,554 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:39:50,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (27)] Waiting until timeout for monitored process [2021-12-06 19:39:59,258 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-12-06 19:39:59,258 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 19:39:59,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 993 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 19:39:59,318 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:40:00,123 INFO L134 CoverageAnalysis]: Checked inductivity of 33696 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 33607 trivial. 0 not checked. [2021-12-06 19:40:00,123 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 19:40:00,123 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:40:00,123 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1484423241] [2021-12-06 19:40:00,123 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1484423241] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 19:40:00,123 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 19:40:00,124 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 19:40:00,124 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667063252] [2021-12-06 19:40:00,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 19:40:00,125 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 19:40:00,125 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:40:00,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 19:40:00,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 19:40:00,125 INFO L87 Difference]: Start difference. First operand 36753 states and 48277 transitions. Second operand has 5 states, 5 states have (on average 30.2) internal successors, (151), 5 states have internal predecessors, (151), 3 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (32), 2 states have call predecessors, (32), 3 states have call successors, (32) [2021-12-06 19:40:02,221 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 19:40:03,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:40:03,647 INFO L93 Difference]: Finished difference Result 70951 states and 93685 transitions. [2021-12-06 19:40:03,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 19:40:03,648 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.2) internal successors, (151), 5 states have internal predecessors, (151), 3 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (32), 2 states have call predecessors, (32), 3 states have call successors, (32) Word has length 1345 [2021-12-06 19:40:03,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:40:03,736 INFO L225 Difference]: With dead ends: 70951 [2021-12-06 19:40:03,736 INFO L226 Difference]: Without dead ends: 38749 [2021-12-06 19:40:03,791 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1345 GetRequests, 1341 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-06 19:40:03,791 INFO L933 BasicCegarLoop]: 1604 mSDtfsCounter, 465 mSDsluCounter, 4229 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 577 SdHoareTripleChecker+Valid, 5833 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2021-12-06 19:40:03,792 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [577 Valid, 5833 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2021-12-06 19:40:03,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38749 states. [2021-12-06 19:40:05,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38749 to 36765. [2021-12-06 19:40:05,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36765 states, 26483 states have (on average 1.2061322357738926) internal successors, (31942), 26683 states have internal predecessors, (31942), 8084 states have call successors, (8084), 2150 states have call predecessors, (8084), 2197 states have return successors, (8275), 8105 states have call predecessors, (8275), 8083 states have call successors, (8275) [2021-12-06 19:40:05,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36765 states to 36765 states and 48301 transitions. [2021-12-06 19:40:05,316 INFO L78 Accepts]: Start accepts. Automaton has 36765 states and 48301 transitions. Word has length 1345 [2021-12-06 19:40:05,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:40:05,317 INFO L470 AbstractCegarLoop]: Abstraction has 36765 states and 48301 transitions. [2021-12-06 19:40:05,318 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.2) internal successors, (151), 5 states have internal predecessors, (151), 3 states have call successors, (33), 2 states have call predecessors, (33), 3 states have return successors, (32), 2 states have call predecessors, (32), 3 states have call successors, (32) [2021-12-06 19:40:05,318 INFO L276 IsEmpty]: Start isEmpty. Operand 36765 states and 48301 transitions. [2021-12-06 19:40:05,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1347 [2021-12-06 19:40:05,351 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:40:05,352 INFO L514 BasicCegarLoop]: trace histogram [64, 64, 64, 64, 63, 63, 63, 63, 63, 63, 63, 63, 62, 62, 62, 62, 61, 11, 11, 11, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:40:05,370 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (27)] Ended with exit code 0 [2021-12-06 19:40:05,552 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:40:05,554 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:40:05,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:40:05,556 INFO L85 PathProgramCache]: Analyzing trace with hash -1851946687, now seen corresponding path program 1 times [2021-12-06 19:40:05,561 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:40:05,561 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [523232578] [2021-12-06 19:40:05,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 19:40:05,562 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:40:05,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:40:05,563 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:40:05,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (28)] Waiting until timeout for monitored process [2021-12-06 19:40:23,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 19:40:23,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 6043 conjuncts, 64 conjunts are in the unsatisfiable core [2021-12-06 19:40:23,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:40:31,286 INFO L134 CoverageAnalysis]: Checked inductivity of 33697 backedges. 925 proven. 7564 refuted. 0 times theorem prover too weak. 25208 trivial. 0 not checked. [2021-12-06 19:40:31,286 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:40:45,812 INFO L134 CoverageAnalysis]: Checked inductivity of 33697 backedges. 17 proven. 7564 refuted. 0 times theorem prover too weak. 26116 trivial. 0 not checked. [2021-12-06 19:40:45,813 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:40:45,813 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [523232578] [2021-12-06 19:40:45,813 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [523232578] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 19:40:45,813 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 19:40:45,814 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [65, 65] total 128 [2021-12-06 19:40:45,814 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062887744] [2021-12-06 19:40:45,814 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 19:40:45,815 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 128 states [2021-12-06 19:40:45,815 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:40:45,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 128 interpolants. [2021-12-06 19:40:45,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4222, Invalid=12034, Unknown=0, NotChecked=0, Total=16256 [2021-12-06 19:40:45,822 INFO L87 Difference]: Start difference. First operand 36765 states and 48301 transitions. Second operand has 128 states, 128 states have (on average 4.3359375) internal successors, (555), 128 states have internal predecessors, (555), 126 states have call successors, (167), 2 states have call predecessors, (167), 2 states have return successors, (166), 126 states have call predecessors, (166), 126 states have call successors, (166) [2021-12-06 19:41:45,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 19:41:45,940 INFO L93 Difference]: Finished difference Result 84253 states and 112747 transitions. [2021-12-06 19:41:45,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2021-12-06 19:41:45,941 INFO L78 Accepts]: Start accepts. Automaton has has 128 states, 128 states have (on average 4.3359375) internal successors, (555), 128 states have internal predecessors, (555), 126 states have call successors, (167), 2 states have call predecessors, (167), 2 states have return successors, (166), 126 states have call predecessors, (166), 126 states have call successors, (166) Word has length 1346 [2021-12-06 19:41:45,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 19:41:46,041 INFO L225 Difference]: With dead ends: 84253 [2021-12-06 19:41:46,041 INFO L226 Difference]: Without dead ends: 47517 [2021-12-06 19:41:46,107 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2753 GetRequests, 2564 SyntacticMatches, 0 SemanticMatches, 189 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1953 ImplicationChecksByTransitivity, 47.5s TimeCoverageRelationStatistics Valid=12286, Invalid=24004, Unknown=0, NotChecked=0, Total=36290 [2021-12-06 19:41:46,107 INFO L933 BasicCegarLoop]: 1392 mSDtfsCounter, 500 mSDsluCounter, 79538 mSDsCounter, 0 mSdLazyCounter, 14254 mSolverCounterSat, 374 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 502 SdHoareTripleChecker+Valid, 80930 SdHoareTripleChecker+Invalid, 14628 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 374 IncrementalHoareTripleChecker+Valid, 14254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.4s IncrementalHoareTripleChecker+Time [2021-12-06 19:41:46,107 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [502 Valid, 80930 Invalid, 14628 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [374 Valid, 14254 Invalid, 0 Unknown, 0 Unchecked, 27.4s Time] [2021-12-06 19:41:46,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47517 states. [2021-12-06 19:41:48,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47517 to 47517. [2021-12-06 19:41:48,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47517 states, 34547 states have (on average 1.158016615046169) internal successors, (40006), 34747 states have internal predecessors, (40006), 10772 states have call successors, (10772), 2150 states have call predecessors, (10772), 2197 states have return successors, (10963), 10793 states have call predecessors, (10963), 10771 states have call successors, (10963) [2021-12-06 19:41:48,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47517 states to 47517 states and 61741 transitions. [2021-12-06 19:41:48,571 INFO L78 Accepts]: Start accepts. Automaton has 47517 states and 61741 transitions. Word has length 1346 [2021-12-06 19:41:48,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 19:41:48,571 INFO L470 AbstractCegarLoop]: Abstraction has 47517 states and 61741 transitions. [2021-12-06 19:41:48,572 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 128 states, 128 states have (on average 4.3359375) internal successors, (555), 128 states have internal predecessors, (555), 126 states have call successors, (167), 2 states have call predecessors, (167), 2 states have return successors, (166), 126 states have call predecessors, (166), 126 states have call successors, (166) [2021-12-06 19:41:48,572 INFO L276 IsEmpty]: Start isEmpty. Operand 47517 states and 61741 transitions. [2021-12-06 19:41:48,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2435 [2021-12-06 19:41:48,634 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 19:41:48,635 INFO L514 BasicCegarLoop]: trace histogram [128, 128, 128, 128, 127, 127, 127, 127, 127, 127, 127, 127, 126, 126, 126, 126, 125, 11, 11, 11, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 19:41:48,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (28)] Ended with exit code 0 [2021-12-06 19:41:48,835 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 19:41:48,836 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 19:41:48,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 19:41:48,839 INFO L85 PathProgramCache]: Analyzing trace with hash -55975615, now seen corresponding path program 2 times [2021-12-06 19:41:48,855 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 19:41:48,855 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1386605727] [2021-12-06 19:41:48,856 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 19:41:48,856 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 19:41:48,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 19:41:48,859 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 19:41:48,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a517ff83-6da2-49f1-b6df-234bdf3f93c4/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (29)] Waiting until timeout for monitored process [2021-12-06 19:42:46,821 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-06 19:42:46,822 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 19:42:47,410 INFO L263 TraceCheckSpWp]: Trace formula consists of 10203 conjuncts, 128 conjunts are in the unsatisfiable core [2021-12-06 19:42:47,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 19:43:14,243 INFO L134 CoverageAnalysis]: Checked inductivity of 136641 backedges. 1757 proven. 31500 refuted. 0 times theorem prover too weak. 103384 trivial. 0 not checked. [2021-12-06 19:43:14,243 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 19:44:05,483 INFO L134 CoverageAnalysis]: Checked inductivity of 136641 backedges. 17 proven. 31500 refuted. 0 times theorem prover too weak. 105124 trivial. 0 not checked. [2021-12-06 19:44:05,483 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 19:44:05,484 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1386605727] [2021-12-06 19:44:05,484 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1386605727] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 19:44:05,484 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 19:44:05,485 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [129, 129] total 256 [2021-12-06 19:44:05,485 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443957039] [2021-12-06 19:44:05,485 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 19:44:05,488 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 256 states [2021-12-06 19:44:05,488 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 19:44:05,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 256 interpolants. [2021-12-06 19:44:05,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16635, Invalid=48645, Unknown=0, NotChecked=0, Total=65280 [2021-12-06 19:44:05,498 INFO L87 Difference]: Start difference. First operand 47517 states and 61741 transitions. Second operand has 256 states, 256 states have (on average 3.66796875) internal successors, (939), 256 states have internal predecessors, (939), 254 states have call successors, (295), 2 states have call predecessors, (295), 2 states have return successors, (294), 254 states have call predecessors, (294), 254 states have call successors, (294)