./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.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_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/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_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/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_d4c4107c-a33b-446e-be90-4db69a74cdc1/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 86380eb8807c8834472c3c5bc5f358e156df083f7e4b141cf7faa18b94c9fafb --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 17:31:27,598 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 17:31:27,600 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 17:31:27,629 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 17:31:27,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 17:31:27,631 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 17:31:27,632 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 17:31:27,635 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 17:31:27,637 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 17:31:27,638 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 17:31:27,639 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 17:31:27,640 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 17:31:27,641 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 17:31:27,642 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 17:31:27,643 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 17:31:27,645 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 17:31:27,646 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 17:31:27,647 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 17:31:27,649 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 17:31:27,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 17:31:27,652 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 17:31:27,654 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 17:31:27,655 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 17:31:27,656 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 17:31:27,659 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 17:31:27,660 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 17:31:27,660 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 17:31:27,661 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 17:31:27,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 17:31:27,663 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 17:31:27,663 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 17:31:27,664 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 17:31:27,665 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 17:31:27,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 17:31:27,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 17:31:27,666 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 17:31:27,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 17:31:27,667 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 17:31:27,667 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 17:31:27,668 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 17:31:27,668 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 17:31:27,669 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-06 17:31:27,691 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 17:31:27,691 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 17:31:27,692 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 17:31:27,692 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 17:31:27,692 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 17:31:27,693 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 17:31:27,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 17:31:27,693 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 17:31:27,694 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 17:31:27,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 17:31:27,694 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 17:31:27,694 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 17:31:27,694 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 17:31:27,694 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 17:31:27,695 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 17:31:27,695 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 17:31:27,695 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 17:31:27,695 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 17:31:27,695 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 17:31:27,696 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 17:31:27,696 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 17:31:27,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 17:31:27,696 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 17:31:27,696 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 17:31:27,697 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 17:31:27,697 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 17:31:27,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 17:31:27,697 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 17:31:27,697 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 17:31:27,697 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 17:31:27,698 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 17:31:27,698 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_d4c4107c-a33b-446e-be90-4db69a74cdc1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86380eb8807c8834472c3c5bc5f358e156df083f7e4b141cf7faa18b94c9fafb [2021-12-06 17:31:27,876 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 17:31:27,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 17:31:27,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 17:31:27,893 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 17:31:27,894 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 17:31:27,895 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2021-12-06 17:31:27,938 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/data/00ff3ab66/991e9ed78ab8414d8dcbf088468c08b6/FLAG68030eeb5 [2021-12-06 17:31:28,469 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 17:31:28,469 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2021-12-06 17:31:28,493 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/data/00ff3ab66/991e9ed78ab8414d8dcbf088468c08b6/FLAG68030eeb5 [2021-12-06 17:31:28,969 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/data/00ff3ab66/991e9ed78ab8414d8dcbf088468c08b6 [2021-12-06 17:31:28,971 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 17:31:28,972 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 17:31:28,973 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 17:31:28,973 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 17:31:28,976 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 17:31:28,976 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:31:28" (1/1) ... [2021-12-06 17:31:28,977 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44369df1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:28, skipping insertion in model container [2021-12-06 17:31:28,977 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:31:28" (1/1) ... [2021-12-06 17:31:28,983 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 17:31:29,043 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 17:31:29,288 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3070] [2021-12-06 17:31:29,288 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3071-3072] [2021-12-06 17:31:29,361 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_d4c4107c-a33b-446e-be90-4db69a74cdc1/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i[91143,91156] [2021-12-06 17:31:29,558 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 17:31:29,582 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 17:31:29,629 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3070] [2021-12-06 17:31:29,630 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3071-3072] [2021-12-06 17:31:29,635 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_d4c4107c-a33b-446e-be90-4db69a74cdc1/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i[91143,91156] [2021-12-06 17:31:29,683 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 17:31:29,706 INFO L208 MainTranslator]: Completed translation [2021-12-06 17:31:29,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:29 WrapperNode [2021-12-06 17:31:29,706 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 17:31:29,707 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 17:31:29,707 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 17:31:29,707 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 17:31:29,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:29" (1/1) ... [2021-12-06 17:31:29,743 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:29" (1/1) ... [2021-12-06 17:31:29,804 INFO L137 Inliner]: procedures = 111, calls = 512, calls flagged for inlining = 41, calls inlined = 39, statements flattened = 1141 [2021-12-06 17:31:29,805 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 17:31:29,805 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 17:31:29,805 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 17:31:29,805 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 17:31:29,814 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:29" (1/1) ... [2021-12-06 17:31:29,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:29" (1/1) ... [2021-12-06 17:31:29,826 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:29" (1/1) ... [2021-12-06 17:31:29,827 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:29" (1/1) ... [2021-12-06 17:31:29,863 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:29" (1/1) ... [2021-12-06 17:31:29,873 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:29" (1/1) ... [2021-12-06 17:31:29,880 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:29" (1/1) ... [2021-12-06 17:31:29,890 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 17:31:29,891 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 17:31:29,891 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 17:31:29,891 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 17:31:29,892 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:29" (1/1) ... [2021-12-06 17:31:29,898 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 17:31:29,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:31:29,917 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 17:31:29,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 17:31:29,946 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2021-12-06 17:31:29,947 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2021-12-06 17:31:29,947 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2021-12-06 17:31:29,947 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2021-12-06 17:31:29,947 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2021-12-06 17:31:29,947 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2021-12-06 17:31:29,947 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2021-12-06 17:31:29,947 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2021-12-06 17:31:29,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-06 17:31:29,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-06 17:31:29,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 17:31:29,947 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2021-12-06 17:31:29,948 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2021-12-06 17:31:29,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-06 17:31:29,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-06 17:31:29,948 INFO L130 BoogieDeclarations]: Found specification of procedure pg_sleep [2021-12-06 17:31:29,948 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_sleep [2021-12-06 17:31:29,948 INFO L130 BoogieDeclarations]: Found specification of procedure pg_completion [2021-12-06 17:31:29,948 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_completion [2021-12-06 17:31:29,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 17:31:29,948 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-06 17:31:29,948 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-06 17:31:29,948 INFO L130 BoogieDeclarations]: Found specification of procedure pg_wait [2021-12-06 17:31:29,948 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_wait [2021-12-06 17:31:29,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-06 17:31:29,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-06 17:31:29,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-06 17:31:29,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-06 17:31:29,949 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-06 17:31:29,949 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-06 17:31:29,949 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-06 17:31:29,949 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-06 17:31:29,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 17:31:29,949 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-12-06 17:31:29,949 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-12-06 17:31:29,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 17:31:29,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 17:31:29,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 17:31:29,950 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2021-12-06 17:31:29,950 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2021-12-06 17:31:29,950 INFO L130 BoogieDeclarations]: Found specification of procedure pg_write [2021-12-06 17:31:29,950 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_write [2021-12-06 17:31:29,950 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-06 17:31:29,950 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-12-06 17:31:29,950 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-12-06 17:31:29,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 17:31:29,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_20 [2021-12-06 17:31:29,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_20 [2021-12-06 17:31:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure pg_reset [2021-12-06 17:31:29,951 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_reset [2021-12-06 17:31:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure pg_identify [2021-12-06 17:31:29,951 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_identify [2021-12-06 17:31:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2021-12-06 17:31:29,951 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2021-12-06 17:31:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 17:31:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-06 17:31:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2021-12-06 17:31:29,951 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2021-12-06 17:31:29,951 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2021-12-06 17:31:29,951 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2021-12-06 17:31:29,952 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-06 17:31:29,952 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-06 17:31:29,952 INFO L130 BoogieDeclarations]: Found specification of procedure pg_probe [2021-12-06 17:31:29,952 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_probe [2021-12-06 17:31:29,952 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2021-12-06 17:31:29,952 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2021-12-06 17:31:29,952 INFO L130 BoogieDeclarations]: Found specification of procedure pg_command [2021-12-06 17:31:29,952 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_command [2021-12-06 17:31:29,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 17:31:29,952 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-06 17:31:29,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-06 17:31:29,952 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-06 17:31:29,953 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-06 17:31:29,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 17:31:29,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 17:31:29,953 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2021-12-06 17:31:29,953 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2021-12-06 17:31:29,953 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-06 17:31:29,953 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-06 17:31:30,161 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 17:31:30,163 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 17:31:30,404 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-06 17:31:31,168 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 17:31:31,178 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 17:31:31,178 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-06 17:31:31,180 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:31:31 BoogieIcfgContainer [2021-12-06 17:31:31,180 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 17:31:31,181 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 17:31:31,181 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 17:31:31,188 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 17:31:31,188 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 05:31:28" (1/3) ... [2021-12-06 17:31:31,189 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69f2af13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 05:31:31, skipping insertion in model container [2021-12-06 17:31:31,189 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:31:29" (2/3) ... [2021-12-06 17:31:31,189 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69f2af13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 05:31:31, skipping insertion in model container [2021-12-06 17:31:31,189 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:31:31" (3/3) ... [2021-12-06 17:31:31,190 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point.cil.out.i [2021-12-06 17:31:31,194 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 17:31:31,194 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-06 17:31:31,231 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 17:31:31,236 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 17:31:31,236 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-06 17:31:31,258 INFO L276 IsEmpty]: Start isEmpty. Operand has 474 states, 343 states have (on average 1.3440233236151604) internal successors, (461), 351 states have internal predecessors, (461), 97 states have call successors, (97), 33 states have call predecessors, (97), 32 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) [2021-12-06 17:31:31,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-12-06 17:31:31,276 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 17:31:31,277 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:31:31,277 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 17:31:31,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:31:31,281 INFO L85 PathProgramCache]: Analyzing trace with hash -1342128774, now seen corresponding path program 1 times [2021-12-06 17:31:31,288 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:31:31,288 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059600492] [2021-12-06 17:31:31,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:31:31,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:31:31,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:31,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 17:31:31,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:31,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 17:31:31,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:31,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 17:31:31,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:31,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 17:31:31,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:31,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-06 17:31:31,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:31,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:31,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:31,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:31,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:31,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 17:31:31,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:31,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-06 17:31:31,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:31,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 17:31:31,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:31,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:31,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:31,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:31,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:31,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-06 17:31:31,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:31,912 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-12-06 17:31:31,913 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:31:31,913 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059600492] [2021-12-06 17:31:31,914 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059600492] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:31:31,914 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:31:31,914 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-12-06 17:31:31,916 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449048857] [2021-12-06 17:31:31,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:31:31,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-06 17:31:31,921 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:31:31,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-06 17:31:31,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-12-06 17:31:31,953 INFO L87 Difference]: Start difference. First operand has 474 states, 343 states have (on average 1.3440233236151604) internal successors, (461), 351 states have internal predecessors, (461), 97 states have call successors, (97), 33 states have call predecessors, (97), 32 states have return successors, (94), 94 states have call predecessors, (94), 94 states have call successors, (94) Second operand has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (14), 5 states have call predecessors, (14), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-06 17:31:36,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:31:36,961 INFO L93 Difference]: Finished difference Result 1262 states and 1761 transitions. [2021-12-06 17:31:36,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-06 17:31:36,963 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (14), 5 states have call predecessors, (14), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) Word has length 96 [2021-12-06 17:31:36,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 17:31:36,978 INFO L225 Difference]: With dead ends: 1262 [2021-12-06 17:31:36,978 INFO L226 Difference]: Without dead ends: 749 [2021-12-06 17:31:36,984 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2021-12-06 17:31:36,986 INFO L933 BasicCegarLoop]: 763 mSDtfsCounter, 642 mSDsluCounter, 3088 mSDsCounter, 0 mSdLazyCounter, 1241 mSolverCounterSat, 340 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 705 SdHoareTripleChecker+Valid, 3851 SdHoareTripleChecker+Invalid, 1581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 340 IncrementalHoareTripleChecker+Valid, 1241 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2021-12-06 17:31:36,987 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [705 Valid, 3851 Invalid, 1581 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [340 Valid, 1241 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2021-12-06 17:31:37,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2021-12-06 17:31:37,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 717. [2021-12-06 17:31:37,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 717 states, 514 states have (on average 1.311284046692607) internal successors, (674), 519 states have internal predecessors, (674), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2021-12-06 17:31:37,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 717 states and 973 transitions. [2021-12-06 17:31:37,067 INFO L78 Accepts]: Start accepts. Automaton has 717 states and 973 transitions. Word has length 96 [2021-12-06 17:31:37,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 17:31:37,068 INFO L470 AbstractCegarLoop]: Abstraction has 717 states and 973 transitions. [2021-12-06 17:31:37,068 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.666666666666667) internal successors, (60), 5 states have internal predecessors, (60), 2 states have call successors, (14), 5 states have call predecessors, (14), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-06 17:31:37,068 INFO L276 IsEmpty]: Start isEmpty. Operand 717 states and 973 transitions. [2021-12-06 17:31:37,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-12-06 17:31:37,078 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 17:31:37,078 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 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] [2021-12-06 17:31:37,078 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-06 17:31:37,078 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 17:31:37,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:31:37,079 INFO L85 PathProgramCache]: Analyzing trace with hash -2041568835, now seen corresponding path program 1 times [2021-12-06 17:31:37,079 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:31:37,079 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249306502] [2021-12-06 17:31:37,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:31:37,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:31:37,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:37,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 17:31:37,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:37,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 17:31:37,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:37,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 17:31:37,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:37,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 17:31:37,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:37,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 17:31:37,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:37,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 17:31:37,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:37,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-06 17:31:37,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:37,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:37,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:37,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:37,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:37,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 17:31:37,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:37,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-06 17:31:37,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:37,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 17:31:37,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:37,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:37,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:37,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:37,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:37,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-06 17:31:37,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:37,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:37,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:37,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-06 17:31:37,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:37,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:37,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:37,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-06 17:31:37,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:37,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:37,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:37,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-06 17:31:37,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:37,347 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 17:31:37,347 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:31:37,347 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249306502] [2021-12-06 17:31:37,347 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249306502] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:31:37,347 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 17:31:37,347 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 17:31:37,348 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514400686] [2021-12-06 17:31:37,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:31:37,349 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 17:31:37,349 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:31:37,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 17:31:37,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-06 17:31:37,350 INFO L87 Difference]: Start difference. First operand 717 states and 973 transitions. Second operand has 6 states, 6 states have (on average 16.0) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-12-06 17:31:39,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:31:39,715 INFO L93 Difference]: Finished difference Result 1434 states and 1959 transitions. [2021-12-06 17:31:39,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 17:31:39,716 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 166 [2021-12-06 17:31:39,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 17:31:39,721 INFO L225 Difference]: With dead ends: 1434 [2021-12-06 17:31:39,721 INFO L226 Difference]: Without dead ends: 749 [2021-12-06 17:31:39,723 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-06 17:31:39,724 INFO L933 BasicCegarLoop]: 571 mSDtfsCounter, 298 mSDsluCounter, 992 mSDsCounter, 0 mSdLazyCounter, 491 mSolverCounterSat, 307 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 319 SdHoareTripleChecker+Valid, 1563 SdHoareTripleChecker+Invalid, 798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 307 IncrementalHoareTripleChecker+Valid, 491 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2021-12-06 17:31:39,725 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [319 Valid, 1563 Invalid, 798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [307 Valid, 491 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2021-12-06 17:31:39,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2021-12-06 17:31:39,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 719. [2021-12-06 17:31:39,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 719 states, 516 states have (on average 1.310077519379845) internal successors, (676), 521 states have internal predecessors, (676), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2021-12-06 17:31:39,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 719 states and 975 transitions. [2021-12-06 17:31:39,763 INFO L78 Accepts]: Start accepts. Automaton has 719 states and 975 transitions. Word has length 166 [2021-12-06 17:31:39,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 17:31:39,764 INFO L470 AbstractCegarLoop]: Abstraction has 719 states and 975 transitions. [2021-12-06 17:31:39,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.0) internal successors, (96), 3 states have internal predecessors, (96), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-12-06 17:31:39,764 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 975 transitions. [2021-12-06 17:31:39,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-12-06 17:31:39,770 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 17:31:39,770 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:31:39,770 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-06 17:31:39,770 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 17:31:39,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:31:39,771 INFO L85 PathProgramCache]: Analyzing trace with hash 557447576, now seen corresponding path program 1 times [2021-12-06 17:31:39,771 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:31:39,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177980540] [2021-12-06 17:31:39,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:31:39,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:31:39,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:39,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 17:31:39,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:39,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 17:31:39,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:39,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 17:31:39,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:39,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 17:31:39,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:39,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-06 17:31:39,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:39,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-12-06 17:31:39,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:39,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-06 17:31:39,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:39,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-06 17:31:39,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:39,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:39,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:39,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:39,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:39,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 17:31:39,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:39,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-06 17:31:39,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:39,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 17:31:39,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:39,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:39,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:39,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:39,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:39,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-06 17:31:39,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:40,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:40,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:40,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-06 17:31:40,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:40,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:40,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:40,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-06 17:31:40,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:40,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:40,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:40,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-06 17:31:40,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:40,033 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-12-06 17:31:40,033 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:31:40,033 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177980540] [2021-12-06 17:31:40,033 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177980540] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 17:31:40,033 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [300953836] [2021-12-06 17:31:40,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:31:40,034 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 17:31:40,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:31:40,035 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 17:31:40,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-06 17:31:40,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:40,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 1926 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 17:31:40,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 17:31:40,526 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2021-12-06 17:31:40,526 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 17:31:40,526 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [300953836] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:31:40,527 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 17:31:40,527 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2021-12-06 17:31:40,527 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877849384] [2021-12-06 17:31:40,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:31:40,528 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 17:31:40,528 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:31:40,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 17:31:40,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-06 17:31:40,529 INFO L87 Difference]: Start difference. First operand 719 states and 975 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, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-12-06 17:31:40,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:31:40,561 INFO L93 Difference]: Finished difference Result 1407 states and 1915 transitions. [2021-12-06 17:31:40,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 17:31:40,562 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, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 175 [2021-12-06 17:31:40,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 17:31:40,566 INFO L225 Difference]: With dead ends: 1407 [2021-12-06 17:31:40,566 INFO L226 Difference]: Without dead ends: 720 [2021-12-06 17:31:40,569 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-06 17:31:40,570 INFO L933 BasicCegarLoop]: 613 mSDtfsCounter, 0 mSDsluCounter, 608 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1221 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 17:31:40,570 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 1221 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 17:31:40,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 720 states. [2021-12-06 17:31:40,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 720 to 720. [2021-12-06 17:31:40,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 720 states, 517 states have (on average 1.309477756286267) internal successors, (677), 522 states have internal predecessors, (677), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2021-12-06 17:31:40,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 720 states and 976 transitions. [2021-12-06 17:31:40,599 INFO L78 Accepts]: Start accepts. Automaton has 720 states and 976 transitions. Word has length 175 [2021-12-06 17:31:40,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 17:31:40,600 INFO L470 AbstractCegarLoop]: Abstraction has 720 states and 976 transitions. [2021-12-06 17:31:40,600 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, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-12-06 17:31:40,600 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 976 transitions. [2021-12-06 17:31:40,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-12-06 17:31:40,603 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 17:31:40,603 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:31:40,640 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-06 17:31:40,804 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 17:31:40,804 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 17:31:40,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:31:40,805 INFO L85 PathProgramCache]: Analyzing trace with hash -1383134438, now seen corresponding path program 1 times [2021-12-06 17:31:40,805 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:31:40,805 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611503290] [2021-12-06 17:31:40,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:31:40,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:31:40,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:40,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 17:31:40,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:40,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 17:31:40,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:40,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 17:31:40,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:40,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 17:31:40,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:40,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-06 17:31:40,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:40,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-12-06 17:31:40,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:40,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-06 17:31:40,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:40,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-06 17:31:40,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:40,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:40,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:40,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:40,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:40,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 17:31:40,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:40,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-06 17:31:40,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:40,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 17:31:40,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:41,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:41,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:41,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:41,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:41,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-06 17:31:41,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:41,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:41,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:41,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-06 17:31:41,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:41,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:41,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:41,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-06 17:31:41,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:41,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:41,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:41,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-06 17:31:41,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:41,036 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-12-06 17:31:41,037 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:31:41,037 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1611503290] [2021-12-06 17:31:41,037 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1611503290] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 17:31:41,037 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1449156727] [2021-12-06 17:31:41,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:31:41,038 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 17:31:41,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:31:41,038 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 17:31:41,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-06 17:31:41,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:41,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 1929 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 17:31:41,379 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 17:31:41,528 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-12-06 17:31:41,528 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 17:31:41,528 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1449156727] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:31:41,528 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 17:31:41,529 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2021-12-06 17:31:41,529 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863322285] [2021-12-06 17:31:41,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:31:41,529 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 17:31:41,529 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:31:41,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 17:31:41,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-06 17:31:41,530 INFO L87 Difference]: Start difference. First operand 720 states and 976 transitions. Second operand has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-12-06 17:31:41,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:31:41,558 INFO L93 Difference]: Finished difference Result 1432 states and 1953 transitions. [2021-12-06 17:31:41,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 17:31:41,559 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 175 [2021-12-06 17:31:41,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 17:31:41,563 INFO L225 Difference]: With dead ends: 1432 [2021-12-06 17:31:41,563 INFO L226 Difference]: Without dead ends: 744 [2021-12-06 17:31:41,565 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-06 17:31:41,566 INFO L933 BasicCegarLoop]: 619 mSDtfsCounter, 11 mSDsluCounter, 609 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 1228 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 17:31:41,567 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 1228 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 17:31:41,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 744 states. [2021-12-06 17:31:41,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 744 to 722. [2021-12-06 17:31:41,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 722 states, 519 states have (on average 1.3082851637764932) internal successors, (679), 524 states have internal predecessors, (679), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2021-12-06 17:31:41,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 722 states and 978 transitions. [2021-12-06 17:31:41,594 INFO L78 Accepts]: Start accepts. Automaton has 722 states and 978 transitions. Word has length 175 [2021-12-06 17:31:41,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 17:31:41,594 INFO L470 AbstractCegarLoop]: Abstraction has 722 states and 978 transitions. [2021-12-06 17:31:41,594 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (21), 2 states have call predecessors, (21), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2021-12-06 17:31:41,594 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 978 transitions. [2021-12-06 17:31:41,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2021-12-06 17:31:41,598 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 17:31:41,598 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:31:41,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-06 17:31:41,798 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 17:31:41,799 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 17:31:41,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:31:41,799 INFO L85 PathProgramCache]: Analyzing trace with hash -1426327949, now seen corresponding path program 1 times [2021-12-06 17:31:41,799 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:31:41,799 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094702330] [2021-12-06 17:31:41,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:31:41,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:31:41,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:41,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 17:31:41,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:41,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 17:31:41,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:41,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 17:31:41,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:41,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 17:31:41,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:41,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-06 17:31:41,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:41,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 17:31:41,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:41,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 17:31:41,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:41,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-06 17:31:41,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:41,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-12-06 17:31:41,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:41,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:41,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:41,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:41,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:41,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 17:31:41,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:41,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-06 17:31:41,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:42,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 17:31:42,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:42,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:42,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:42,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:42,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:42,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-06 17:31:42,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:42,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:42,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:42,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-06 17:31:42,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:42,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:42,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:42,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-06 17:31:42,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:42,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:42,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:42,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-06 17:31:42,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:42,055 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-12-06 17:31:42,055 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:31:42,055 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094702330] [2021-12-06 17:31:42,055 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2094702330] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 17:31:42,055 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [772247227] [2021-12-06 17:31:42,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:31:42,056 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 17:31:42,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:31:42,057 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 17:31:42,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-06 17:31:42,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:42,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 2002 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 17:31:42,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 17:31:42,541 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-12-06 17:31:42,542 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 17:31:42,542 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [772247227] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:31:42,542 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 17:31:42,542 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2021-12-06 17:31:42,542 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124049138] [2021-12-06 17:31:42,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:31:42,543 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 17:31:42,543 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:31:42,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 17:31:42,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-06 17:31:42,544 INFO L87 Difference]: Start difference. First operand 722 states and 978 transitions. Second operand has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-06 17:31:42,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:31:42,594 INFO L93 Difference]: Finished difference Result 1422 states and 1934 transitions. [2021-12-06 17:31:42,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 17:31:42,595 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 180 [2021-12-06 17:31:42,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 17:31:42,598 INFO L225 Difference]: With dead ends: 1422 [2021-12-06 17:31:42,598 INFO L226 Difference]: Without dead ends: 732 [2021-12-06 17:31:42,601 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 223 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-06 17:31:42,601 INFO L933 BasicCegarLoop]: 609 mSDtfsCounter, 9 mSDsluCounter, 603 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 1212 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 17:31:42,602 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 1212 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 17:31:42,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 732 states. [2021-12-06 17:31:42,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 732 to 724. [2021-12-06 17:31:42,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 724 states, 521 states have (on average 1.307101727447217) internal successors, (681), 526 states have internal predecessors, (681), 146 states have call successors, (146), 55 states have call predecessors, (146), 56 states have return successors, (153), 147 states have call predecessors, (153), 145 states have call successors, (153) [2021-12-06 17:31:42,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 724 states and 980 transitions. [2021-12-06 17:31:42,627 INFO L78 Accepts]: Start accepts. Automaton has 724 states and 980 transitions. Word has length 180 [2021-12-06 17:31:42,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 17:31:42,627 INFO L470 AbstractCegarLoop]: Abstraction has 724 states and 980 transitions. [2021-12-06 17:31:42,627 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.333333333333336) internal successors, (106), 3 states have internal predecessors, (106), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-06 17:31:42,627 INFO L276 IsEmpty]: Start isEmpty. Operand 724 states and 980 transitions. [2021-12-06 17:31:42,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-12-06 17:31:42,631 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 17:31:42,631 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:31:42,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-12-06 17:31:42,831 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 17:31:42,832 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 17:31:42,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:31:42,832 INFO L85 PathProgramCache]: Analyzing trace with hash -1903544546, now seen corresponding path program 1 times [2021-12-06 17:31:42,832 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:31:42,832 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816941337] [2021-12-06 17:31:42,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:31:42,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:31:42,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:42,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 17:31:42,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:42,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 17:31:42,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:42,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 17:31:42,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:42,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 17:31:42,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:42,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-06 17:31:42,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:42,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 17:31:42,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:42,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 17:31:42,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:42,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-06 17:31:42,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:42,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-06 17:31:42,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:42,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:43,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:43,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 17:31:43,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-06 17:31:43,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 17:31:43,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:43,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:43,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-06 17:31:43,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:43,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-06 17:31:43,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:43,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-06 17:31:43,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:43,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-06 17:31:43,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,054 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-12-06 17:31:43,054 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:31:43,054 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1816941337] [2021-12-06 17:31:43,054 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1816941337] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 17:31:43,054 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [379124358] [2021-12-06 17:31:43,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:31:43,054 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 17:31:43,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:31:43,055 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 17:31:43,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-06 17:31:43,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 2013 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 17:31:43,385 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 17:31:43,555 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-12-06 17:31:43,555 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 17:31:43,555 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [379124358] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:31:43,555 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 17:31:43,556 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2021-12-06 17:31:43,556 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885563283] [2021-12-06 17:31:43,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:31:43,556 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 17:31:43,556 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:31:43,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 17:31:43,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-06 17:31:43,557 INFO L87 Difference]: Start difference. First operand 724 states and 980 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, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2021-12-06 17:31:43,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:31:43,589 INFO L93 Difference]: Finished difference Result 1597 states and 2195 transitions. [2021-12-06 17:31:43,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 17:31:43,589 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, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 184 [2021-12-06 17:31:43,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 17:31:43,594 INFO L225 Difference]: With dead ends: 1597 [2021-12-06 17:31:43,594 INFO L226 Difference]: Without dead ends: 905 [2021-12-06 17:31:43,596 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-06 17:31:43,597 INFO L933 BasicCegarLoop]: 666 mSDtfsCounter, 168 mSDsluCounter, 599 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 1265 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 17:31:43,597 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [190 Valid, 1265 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 17:31:43,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 905 states. [2021-12-06 17:31:43,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 905 to 750. [2021-12-06 17:31:43,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 750 states, 541 states have (on average 1.310536044362292) internal successors, (709), 546 states have internal predecessors, (709), 152 states have call successors, (152), 55 states have call predecessors, (152), 56 states have return successors, (159), 153 states have call predecessors, (159), 151 states have call successors, (159) [2021-12-06 17:31:43,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 750 states and 1020 transitions. [2021-12-06 17:31:43,624 INFO L78 Accepts]: Start accepts. Automaton has 750 states and 1020 transitions. Word has length 184 [2021-12-06 17:31:43,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 17:31:43,625 INFO L470 AbstractCegarLoop]: Abstraction has 750 states and 1020 transitions. [2021-12-06 17:31:43,625 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, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2021-12-06 17:31:43,625 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1020 transitions. [2021-12-06 17:31:43,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-12-06 17:31:43,628 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 17:31:43,628 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:31:43,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-12-06 17:31:43,829 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 17:31:43,829 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 17:31:43,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 17:31:43,829 INFO L85 PathProgramCache]: Analyzing trace with hash 1846550176, now seen corresponding path program 1 times [2021-12-06 17:31:43,830 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 17:31:43,830 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1512494560] [2021-12-06 17:31:43,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:31:43,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 17:31:43,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 17:31:43,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 17:31:43,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 17:31:43,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 17:31:43,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-12-06 17:31:43,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-06 17:31:43,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-06 17:31:43,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-06 17:31:43,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-06 17:31:43,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:43,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:43,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 17:31:43,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-12-06 17:31:43,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:43,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 17:31:43,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:44,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:44,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:44,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:44,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:44,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-06 17:31:44,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:44,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:44,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:44,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-12-06 17:31:44,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:44,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:44,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:44,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-06 17:31:44,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:44,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 17:31:44,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:44,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-06 17:31:44,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:44,044 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2021-12-06 17:31:44,044 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 17:31:44,044 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1512494560] [2021-12-06 17:31:44,044 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1512494560] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 17:31:44,045 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [394734924] [2021-12-06 17:31:44,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 17:31:44,045 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 17:31:44,045 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 17:31:44,046 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 17:31:44,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-06 17:31:44,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 17:31:44,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 2014 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 17:31:44,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 17:31:44,621 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2021-12-06 17:31:44,621 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 17:31:44,621 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [394734924] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 17:31:44,621 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 17:31:44,622 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2021-12-06 17:31:44,622 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909470401] [2021-12-06 17:31:44,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 17:31:44,622 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 17:31:44,622 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 17:31:44,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 17:31:44,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-06 17:31:44,623 INFO L87 Difference]: Start difference. First operand 750 states and 1020 transitions. Second operand has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 2 states have internal predecessors, (109), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2021-12-06 17:31:44,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 17:31:44,645 INFO L93 Difference]: Finished difference Result 750 states and 1020 transitions. [2021-12-06 17:31:44,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 17:31:44,646 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 2 states have internal predecessors, (109), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) Word has length 184 [2021-12-06 17:31:44,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 17:31:44,647 INFO L225 Difference]: With dead ends: 750 [2021-12-06 17:31:44,647 INFO L226 Difference]: Without dead ends: 0 [2021-12-06 17:31:44,649 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 233 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-12-06 17:31:44,650 INFO L933 BasicCegarLoop]: 610 mSDtfsCounter, 462 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 462 SdHoareTripleChecker+Valid, 610 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 17:31:44,651 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [462 Valid, 610 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 17:31:44,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-06 17:31:44,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-06 17:31:44,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 17:31:44,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-06 17:31:44,652 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 184 [2021-12-06 17:31:44,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 17:31:44,652 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 17:31:44,652 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 2 states have internal predecessors, (109), 2 states have call successors, (22), 2 states have call predecessors, (22), 1 states have return successors, (21), 1 states have call predecessors, (21), 1 states have call successors, (21) [2021-12-06 17:31:44,653 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-06 17:31:44,653 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-06 17:31:44,655 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-06 17:31:44,684 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2021-12-06 17:31:44,856 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 17:31:44,859 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-06 17:31:45,763 INFO L861 garLoopResultBuilder]: At program point L4467(lines 4466 4468) the Hoare annotation is: true [2021-12-06 17:31:45,763 INFO L858 garLoopResultBuilder]: For program point copy_from_userFINAL(lines 3356 3379) no Hoare annotation was computed. [2021-12-06 17:31:45,763 INFO L861 garLoopResultBuilder]: At program point L3372(line 3372) the Hoare annotation is: true [2021-12-06 17:31:45,763 INFO L861 garLoopResultBuilder]: At program point L3370(line 3370) the Hoare annotation is: true [2021-12-06 17:31:45,764 INFO L858 garLoopResultBuilder]: For program point L3371(lines 3371 3375) no Hoare annotation was computed. [2021-12-06 17:31:45,764 INFO L858 garLoopResultBuilder]: For program point L3372-1(line 3372) no Hoare annotation was computed. [2021-12-06 17:31:45,764 INFO L861 garLoopResultBuilder]: At program point L3368(line 3368) the Hoare annotation is: true [2021-12-06 17:31:45,764 INFO L858 garLoopResultBuilder]: For program point L3370-1(line 3370) no Hoare annotation was computed. [2021-12-06 17:31:45,764 INFO L858 garLoopResultBuilder]: For program point L3371-2(lines 3367 3376) no Hoare annotation was computed. [2021-12-06 17:31:45,764 INFO L861 garLoopResultBuilder]: At program point copy_from_userENTRY(lines 3356 3379) the Hoare annotation is: true [2021-12-06 17:31:45,764 INFO L858 garLoopResultBuilder]: For program point L3366(line 3366) no Hoare annotation was computed. [2021-12-06 17:31:45,764 INFO L858 garLoopResultBuilder]: For program point L3367(lines 3367 3376) no Hoare annotation was computed. [2021-12-06 17:31:45,764 INFO L858 garLoopResultBuilder]: For program point L3368-1(line 3368) no Hoare annotation was computed. [2021-12-06 17:31:45,764 INFO L861 garLoopResultBuilder]: At program point L3365-1(line 3365) the Hoare annotation is: true [2021-12-06 17:31:45,764 INFO L861 garLoopResultBuilder]: At program point L3365(line 3365) the Hoare annotation is: true [2021-12-06 17:31:45,764 INFO L858 garLoopResultBuilder]: For program point copy_from_userEXIT(lines 3356 3379) no Hoare annotation was computed. [2021-12-06 17:31:45,764 INFO L861 garLoopResultBuilder]: At program point pi_releaseENTRY(lines 4538 4540) the Hoare annotation is: true [2021-12-06 17:31:45,764 INFO L858 garLoopResultBuilder]: For program point pi_releaseFINAL(lines 4538 4540) no Hoare annotation was computed. [2021-12-06 17:31:45,764 INFO L858 garLoopResultBuilder]: For program point pi_releaseEXIT(lines 4538 4540) no Hoare annotation was computed. [2021-12-06 17:31:45,765 INFO L858 garLoopResultBuilder]: For program point pi_initEXIT(lines 4528 4530) no Hoare annotation was computed. [2021-12-06 17:31:45,765 INFO L861 garLoopResultBuilder]: At program point pi_initENTRY(lines 4528 4530) the Hoare annotation is: true [2021-12-06 17:31:45,765 INFO L858 garLoopResultBuilder]: For program point pi_initFINAL(lines 4528 4530) no Hoare annotation was computed. [2021-12-06 17:31:45,765 INFO L861 garLoopResultBuilder]: At program point L4545(lines 4544 4546) the Hoare annotation is: true [2021-12-06 17:31:45,765 INFO L858 garLoopResultBuilder]: For program point write_regFINAL(lines 3477 3483) no Hoare annotation was computed. [2021-12-06 17:31:45,765 INFO L861 garLoopResultBuilder]: At program point write_regENTRY(lines 3477 3483) the Hoare annotation is: true [2021-12-06 17:31:45,765 INFO L858 garLoopResultBuilder]: For program point write_regEXIT(lines 3477 3483) no Hoare annotation was computed. [2021-12-06 17:31:45,765 INFO L858 garLoopResultBuilder]: For program point pg_sleepEXIT(lines 3490 3496) no Hoare annotation was computed. [2021-12-06 17:31:45,765 INFO L861 garLoopResultBuilder]: At program point L4553(lines 4552 4554) the Hoare annotation is: true [2021-12-06 17:31:45,765 INFO L861 garLoopResultBuilder]: At program point pg_sleepENTRY(lines 3490 3496) the Hoare annotation is: true [2021-12-06 17:31:45,765 INFO L858 garLoopResultBuilder]: For program point pg_sleepFINAL(lines 3490 3496) no Hoare annotation was computed. [2021-12-06 17:31:45,765 INFO L861 garLoopResultBuilder]: At program point pi_read_regrENTRY(lines 4535 4537) the Hoare annotation is: true [2021-12-06 17:31:45,765 INFO L858 garLoopResultBuilder]: For program point pi_read_regrFINAL(lines 4535 4537) no Hoare annotation was computed. [2021-12-06 17:31:45,765 INFO L858 garLoopResultBuilder]: For program point pi_read_regrEXIT(lines 4535 4537) no Hoare annotation was computed. [2021-12-06 17:31:45,765 INFO L861 garLoopResultBuilder]: At program point might_faultFINAL(lines 4508 4510) the Hoare annotation is: true [2021-12-06 17:31:45,765 INFO L858 garLoopResultBuilder]: For program point might_faultEXIT(lines 4508 4510) no Hoare annotation was computed. [2021-12-06 17:31:45,766 INFO L861 garLoopResultBuilder]: At program point pi_disconnectENTRY(lines 4524 4526) the Hoare annotation is: true [2021-12-06 17:31:45,766 INFO L858 garLoopResultBuilder]: For program point pi_disconnectFINAL(lines 4524 4526) no Hoare annotation was computed. [2021-12-06 17:31:45,766 INFO L858 garLoopResultBuilder]: For program point pi_disconnectEXIT(lines 4524 4526) no Hoare annotation was computed. [2021-12-06 17:31:45,766 INFO L858 garLoopResultBuilder]: For program point pg_probeEXIT(lines 3799 3832) no Hoare annotation was computed. [2021-12-06 17:31:45,766 INFO L858 garLoopResultBuilder]: For program point L3824(lines 3824 3828) no Hoare annotation was computed. [2021-12-06 17:31:45,766 INFO L858 garLoopResultBuilder]: For program point L3818(lines 3818 3821) no Hoare annotation was computed. [2021-12-06 17:31:45,766 INFO L861 garLoopResultBuilder]: At program point L3812(line 3812) the Hoare annotation is: true [2021-12-06 17:31:45,766 INFO L858 garLoopResultBuilder]: For program point L3810(line 3810) no Hoare annotation was computed. [2021-12-06 17:31:45,766 INFO L858 garLoopResultBuilder]: For program point L3812-1(line 3812) no Hoare annotation was computed. [2021-12-06 17:31:45,766 INFO L858 garLoopResultBuilder]: For program point pg_probeFINAL(lines 3799 3832) no Hoare annotation was computed. [2021-12-06 17:31:45,766 INFO L858 garLoopResultBuilder]: For program point L3806(lines 3806 3829) no Hoare annotation was computed. [2021-12-06 17:31:45,766 INFO L858 garLoopResultBuilder]: For program point L3806-2(lines 3806 3829) no Hoare annotation was computed. [2021-12-06 17:31:45,766 INFO L854 garLoopResultBuilder]: At program point pg_probeENTRY(lines 3799 3832) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2021-12-06 17:31:45,766 INFO L858 garLoopResultBuilder]: For program point L3825-1(line 3825) no Hoare annotation was computed. [2021-12-06 17:31:45,766 INFO L861 garLoopResultBuilder]: At program point L3825(line 3825) the Hoare annotation is: true [2021-12-06 17:31:45,767 INFO L858 garLoopResultBuilder]: For program point L3823-1(line 3823) no Hoare annotation was computed. [2021-12-06 17:31:45,767 INFO L854 garLoopResultBuilder]: At program point L3823(line 3823) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2021-12-06 17:31:45,767 INFO L861 garLoopResultBuilder]: At program point L3819(lines 3806 3822) the Hoare annotation is: true [2021-12-06 17:31:45,767 INFO L861 garLoopResultBuilder]: At program point L3817(lines 3806 3822) the Hoare annotation is: true [2021-12-06 17:31:45,767 INFO L858 garLoopResultBuilder]: For program point L3811(lines 3811 3815) no Hoare annotation was computed. [2021-12-06 17:31:45,767 INFO L858 garLoopResultBuilder]: For program point L3465-1(line 3465) no Hoare annotation was computed. [2021-12-06 17:31:45,767 INFO L861 garLoopResultBuilder]: At program point L3465(line 3465) the Hoare annotation is: true [2021-12-06 17:31:45,767 INFO L858 garLoopResultBuilder]: For program point status_regEXIT(lines 3461 3468) no Hoare annotation was computed. [2021-12-06 17:31:45,767 INFO L861 garLoopResultBuilder]: At program point status_regENTRY(lines 3461 3468) the Hoare annotation is: true [2021-12-06 17:31:45,767 INFO L858 garLoopResultBuilder]: For program point status_regFINAL(lines 3461 3468) no Hoare annotation was computed. [2021-12-06 17:31:45,767 INFO L861 garLoopResultBuilder]: At program point L3640(line 3640) the Hoare annotation is: true [2021-12-06 17:31:45,767 INFO L858 garLoopResultBuilder]: For program point L3640-1(line 3640) no Hoare annotation was computed. [2021-12-06 17:31:45,767 INFO L858 garLoopResultBuilder]: For program point L3636(lines 3636 3639) no Hoare annotation was computed. [2021-12-06 17:31:45,767 INFO L861 garLoopResultBuilder]: At program point L4532(lines 4531 4533) the Hoare annotation is: true [2021-12-06 17:31:45,767 INFO L861 garLoopResultBuilder]: At program point L3616(line 3616) the Hoare annotation is: true [2021-12-06 17:31:45,767 INFO L858 garLoopResultBuilder]: For program point L3616-1(line 3616) no Hoare annotation was computed. [2021-12-06 17:31:45,768 INFO L858 garLoopResultBuilder]: For program point L3612(line 3612) no Hoare annotation was computed. [2021-12-06 17:31:45,768 INFO L854 garLoopResultBuilder]: At program point L3608(line 3608) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-06 17:31:45,768 INFO L858 garLoopResultBuilder]: For program point L3608-1(line 3608) no Hoare annotation was computed. [2021-12-06 17:31:45,768 INFO L861 garLoopResultBuilder]: At program point L3637(lines 3607 3642) the Hoare annotation is: true [2021-12-06 17:31:45,768 INFO L858 garLoopResultBuilder]: For program point L3633-1(line 3633) no Hoare annotation was computed. [2021-12-06 17:31:45,768 INFO L861 garLoopResultBuilder]: At program point L3633(line 3633) the Hoare annotation is: true [2021-12-06 17:31:45,768 INFO L858 garLoopResultBuilder]: For program point L3613-1(line 3613) no Hoare annotation was computed. [2021-12-06 17:31:45,768 INFO L861 garLoopResultBuilder]: At program point L3613(line 3613) the Hoare annotation is: true [2021-12-06 17:31:45,768 INFO L861 garLoopResultBuilder]: At program point L3634(lines 3607 3642) the Hoare annotation is: true [2021-12-06 17:31:45,768 INFO L858 garLoopResultBuilder]: For program point pg_completionFINAL(lines 3597 3643) no Hoare annotation was computed. [2021-12-06 17:31:45,768 INFO L858 garLoopResultBuilder]: For program point L3626-1(lines 3626 3630) no Hoare annotation was computed. [2021-12-06 17:31:45,768 INFO L858 garLoopResultBuilder]: For program point L3622-1(lines 3607 3642) no Hoare annotation was computed. [2021-12-06 17:31:45,768 INFO L858 garLoopResultBuilder]: For program point L3618(lines 3618 3621) no Hoare annotation was computed. [2021-12-06 17:31:45,768 INFO L858 garLoopResultBuilder]: For program point L3618-2(lines 3607 3642) no Hoare annotation was computed. [2021-12-06 17:31:45,768 INFO L858 garLoopResultBuilder]: For program point L3635(line 3635) no Hoare annotation was computed. [2021-12-06 17:31:45,769 INFO L858 garLoopResultBuilder]: For program point pg_completionEXIT(lines 3597 3643) no Hoare annotation was computed. [2021-12-06 17:31:45,769 INFO L854 garLoopResultBuilder]: At program point pg_completionENTRY(lines 3597 3643) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-06 17:31:45,769 INFO L858 garLoopResultBuilder]: For program point L3627(line 3627) no Hoare annotation was computed. [2021-12-06 17:31:45,769 INFO L858 garLoopResultBuilder]: For program point L3627-2(line 3627) no Hoare annotation was computed. [2021-12-06 17:31:45,769 INFO L858 garLoopResultBuilder]: For program point L3619-1(line 3619) no Hoare annotation was computed. [2021-12-06 17:31:45,769 INFO L861 garLoopResultBuilder]: At program point L3619(line 3619) the Hoare annotation is: true [2021-12-06 17:31:45,769 INFO L858 garLoopResultBuilder]: For program point DRIVEFINAL(lines 3484 3489) no Hoare annotation was computed. [2021-12-06 17:31:45,769 INFO L858 garLoopResultBuilder]: For program point DRIVEEXIT(lines 3484 3489) no Hoare annotation was computed. [2021-12-06 17:31:45,769 INFO L861 garLoopResultBuilder]: At program point DRIVEENTRY(lines 3484 3489) the Hoare annotation is: true [2021-12-06 17:31:45,769 INFO L861 garLoopResultBuilder]: At program point L3392(line 3392) the Hoare annotation is: true [2021-12-06 17:31:45,769 INFO L858 garLoopResultBuilder]: For program point L3394-1(line 3394) no Hoare annotation was computed. [2021-12-06 17:31:45,769 INFO L858 garLoopResultBuilder]: For program point L3395-2(lines 3391 3400) no Hoare annotation was computed. [2021-12-06 17:31:45,769 INFO L858 garLoopResultBuilder]: For program point copy_to_userEXIT(lines 3380 3403) no Hoare annotation was computed. [2021-12-06 17:31:45,769 INFO L861 garLoopResultBuilder]: At program point copy_to_userENTRY(lines 3380 3403) the Hoare annotation is: true [2021-12-06 17:31:45,769 INFO L858 garLoopResultBuilder]: For program point L3390(line 3390) no Hoare annotation was computed. [2021-12-06 17:31:45,769 INFO L858 garLoopResultBuilder]: For program point L3391(lines 3391 3400) no Hoare annotation was computed. [2021-12-06 17:31:45,770 INFO L858 garLoopResultBuilder]: For program point L3392-1(line 3392) no Hoare annotation was computed. [2021-12-06 17:31:45,770 INFO L861 garLoopResultBuilder]: At program point L3389-1(line 3389) the Hoare annotation is: true [2021-12-06 17:31:45,770 INFO L861 garLoopResultBuilder]: At program point L3389(line 3389) the Hoare annotation is: true [2021-12-06 17:31:45,770 INFO L858 garLoopResultBuilder]: For program point copy_to_userFINAL(lines 3380 3403) no Hoare annotation was computed. [2021-12-06 17:31:45,770 INFO L861 garLoopResultBuilder]: At program point L4470(lines 4469 4471) the Hoare annotation is: true [2021-12-06 17:31:45,770 INFO L861 garLoopResultBuilder]: At program point L3396(line 3396) the Hoare annotation is: true [2021-12-06 17:31:45,770 INFO L861 garLoopResultBuilder]: At program point L3394(line 3394) the Hoare annotation is: true [2021-12-06 17:31:45,770 INFO L858 garLoopResultBuilder]: For program point L3395(lines 3395 3399) no Hoare annotation was computed. [2021-12-06 17:31:45,770 INFO L858 garLoopResultBuilder]: For program point L3396-1(line 3396) no Hoare annotation was computed. [2021-12-06 17:31:45,770 INFO L858 garLoopResultBuilder]: For program point L3520(lines 3520 3523) no Hoare annotation was computed. [2021-12-06 17:31:45,770 INFO L858 garLoopResultBuilder]: For program point pg_waitFINAL(lines 3497 3544) no Hoare annotation was computed. [2021-12-06 17:31:45,770 INFO L861 garLoopResultBuilder]: At program point L3516(line 3516) the Hoare annotation is: true [2021-12-06 17:31:45,770 INFO L861 garLoopResultBuilder]: At program point L3516-1(lines 3506 3543) the Hoare annotation is: true [2021-12-06 17:31:45,770 INFO L861 garLoopResultBuilder]: At program point L4464(lines 4463 4465) the Hoare annotation is: true [2021-12-06 17:31:45,770 INFO L858 garLoopResultBuilder]: For program point L3531(line 3531) no Hoare annotation was computed. [2021-12-06 17:31:45,770 INFO L858 garLoopResultBuilder]: For program point L3529(lines 3529 3533) no Hoare annotation was computed. [2021-12-06 17:31:45,770 INFO L858 garLoopResultBuilder]: For program point L3531-2(line 3531) no Hoare annotation was computed. [2021-12-06 17:31:45,771 INFO L858 garLoopResultBuilder]: For program point L3527-1(line 3527) no Hoare annotation was computed. [2021-12-06 17:31:45,771 INFO L854 garLoopResultBuilder]: At program point pg_waitENTRY(lines 3497 3544) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-06 17:31:45,771 INFO L861 garLoopResultBuilder]: At program point L3527(line 3527) the Hoare annotation is: true [2021-12-06 17:31:45,771 INFO L858 garLoopResultBuilder]: For program point L3529-2(lines 3525 3540) no Hoare annotation was computed. [2021-12-06 17:31:45,771 INFO L858 garLoopResultBuilder]: For program point L3525(lines 3525 3541) no Hoare annotation was computed. [2021-12-06 17:31:45,771 INFO L858 garLoopResultBuilder]: For program point pg_waitEXIT(lines 3497 3544) no Hoare annotation was computed. [2021-12-06 17:31:45,771 INFO L861 garLoopResultBuilder]: At program point L3521(lines 3506 3543) the Hoare annotation is: true [2021-12-06 17:31:45,771 INFO L858 garLoopResultBuilder]: For program point L3519(line 3519) no Hoare annotation was computed. [2021-12-06 17:31:45,771 INFO L858 garLoopResultBuilder]: For program point L3513(lines 3513 3517) no Hoare annotation was computed. [2021-12-06 17:31:45,771 INFO L858 garLoopResultBuilder]: For program point L3534-1(lines 3534 3537) no Hoare annotation was computed. [2021-12-06 17:31:45,771 INFO L861 garLoopResultBuilder]: At program point L3528(line 3528) the Hoare annotation is: true [2021-12-06 17:31:45,771 INFO L861 garLoopResultBuilder]: At program point L3526(line 3526) the Hoare annotation is: true [2021-12-06 17:31:45,771 INFO L858 garLoopResultBuilder]: For program point L3528-1(line 3528) no Hoare annotation was computed. [2021-12-06 17:31:45,771 INFO L858 garLoopResultBuilder]: For program point L3526-1(line 3526) no Hoare annotation was computed. [2021-12-06 17:31:45,772 INFO L858 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 3267 3273) no Hoare annotation was computed. [2021-12-06 17:31:45,772 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 3267 3273) the Hoare annotation is: true [2021-12-06 17:31:45,772 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3271) no Hoare annotation was computed. [2021-12-06 17:31:45,772 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 3267 3273) no Hoare annotation was computed. [2021-12-06 17:31:45,772 INFO L858 garLoopResultBuilder]: For program point pg_writeEXIT(lines 3955 4029) no Hoare annotation was computed. [2021-12-06 17:31:45,772 INFO L858 garLoopResultBuilder]: For program point L4012(lines 4012 4019) no Hoare annotation was computed. [2021-12-06 17:31:45,772 INFO L858 garLoopResultBuilder]: For program point L3975-1(line 3975) no Hoare annotation was computed. [2021-12-06 17:31:45,772 INFO L854 garLoopResultBuilder]: At program point L3975(line 3975) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-06 17:31:45,772 INFO L858 garLoopResultBuilder]: For program point L3971(lines 3971 3974) no Hoare annotation was computed. [2021-12-06 17:31:45,772 INFO L858 garLoopResultBuilder]: For program point pg_writeFINAL(lines 3955 4029) no Hoare annotation was computed. [2021-12-06 17:31:45,772 INFO L858 garLoopResultBuilder]: For program point L3967(lines 3967 3970) no Hoare annotation was computed. [2021-12-06 17:31:45,772 INFO L858 garLoopResultBuilder]: For program point L3992(lines 3992 4004) no Hoare annotation was computed. [2021-12-06 17:31:45,772 INFO L858 garLoopResultBuilder]: For program point L3988(lines 3988 3991) no Hoare annotation was computed. [2021-12-06 17:31:45,772 INFO L858 garLoopResultBuilder]: For program point L4021-1(lines 4021 4022) no Hoare annotation was computed. [2021-12-06 17:31:45,772 INFO L861 garLoopResultBuilder]: At program point L4021(lines 4021 4022) the Hoare annotation is: true [2021-12-06 17:31:45,773 INFO L854 garLoopResultBuilder]: At program point pg_writeENTRY(lines 3955 4029) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2021-12-06 17:31:45,773 INFO L858 garLoopResultBuilder]: For program point L3984(line 3984) no Hoare annotation was computed. [2021-12-06 17:31:45,773 INFO L858 garLoopResultBuilder]: For program point L3984-2(lines 3984 3987) no Hoare annotation was computed. [2021-12-06 17:31:45,773 INFO L858 garLoopResultBuilder]: For program point L3980(lines 3980 3983) no Hoare annotation was computed. [2021-12-06 17:31:45,773 INFO L858 garLoopResultBuilder]: For program point L4013(lines 4013 4016) no Hoare annotation was computed. [2021-12-06 17:31:45,773 INFO L858 garLoopResultBuilder]: For program point L3976(lines 3976 3979) no Hoare annotation was computed. [2021-12-06 17:31:45,773 INFO L858 garLoopResultBuilder]: For program point L4005(lines 4005 4008) no Hoare annotation was computed. [2021-12-06 17:31:45,773 INFO L858 garLoopResultBuilder]: For program point L3997-1(line 3997) no Hoare annotation was computed. [2021-12-06 17:31:45,773 INFO L854 garLoopResultBuilder]: At program point L3997(line 3997) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-06 17:31:45,773 INFO L858 garLoopResultBuilder]: For program point L3993(lines 3993 3996) no Hoare annotation was computed. [2021-12-06 17:31:45,773 INFO L858 garLoopResultBuilder]: For program point L3998(lines 3998 4001) no Hoare annotation was computed. [2021-12-06 17:31:45,773 INFO L858 garLoopResultBuilder]: For program point L4023(lines 4023 4026) no Hoare annotation was computed. [2021-12-06 17:31:45,773 INFO L858 garLoopResultBuilder]: For program point L4011-1(line 4011) no Hoare annotation was computed. [2021-12-06 17:31:45,773 INFO L861 garLoopResultBuilder]: At program point L4011(line 4011) the Hoare annotation is: true [2021-12-06 17:31:45,773 INFO L861 garLoopResultBuilder]: At program point pi_connectENTRY(lines 4521 4523) the Hoare annotation is: true [2021-12-06 17:31:45,773 INFO L858 garLoopResultBuilder]: For program point pi_connectEXIT(lines 4521 4523) no Hoare annotation was computed. [2021-12-06 17:31:45,773 INFO L858 garLoopResultBuilder]: For program point pi_connectFINAL(lines 4521 4523) no Hoare annotation was computed. [2021-12-06 17:31:45,774 INFO L858 garLoopResultBuilder]: For program point _copy_to_userEXIT(lines 4484 4486) no Hoare annotation was computed. [2021-12-06 17:31:45,774 INFO L861 garLoopResultBuilder]: At program point _copy_to_userENTRY(lines 4484 4486) the Hoare annotation is: true [2021-12-06 17:31:45,774 INFO L858 garLoopResultBuilder]: For program point _copy_to_userFINAL(lines 4484 4486) no Hoare annotation was computed. [2021-12-06 17:31:45,774 INFO L858 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 3274 3280) no Hoare annotation was computed. [2021-12-06 17:31:45,774 INFO L861 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 3274 3280) the Hoare annotation is: true [2021-12-06 17:31:45,774 INFO L858 garLoopResultBuilder]: For program point L3553-1(line 3553) no Hoare annotation was computed. [2021-12-06 17:31:45,774 INFO L854 garLoopResultBuilder]: At program point L3553(line 3553) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-06 17:31:45,774 INFO L858 garLoopResultBuilder]: For program point L3576(lines 3576 3590) no Hoare annotation was computed. [2021-12-06 17:31:45,774 INFO L858 garLoopResultBuilder]: For program point L3576-2(lines 3576 3590) no Hoare annotation was computed. [2021-12-06 17:31:45,774 INFO L858 garLoopResultBuilder]: For program point pg_commandEXIT(lines 3545 3596) no Hoare annotation was computed. [2021-12-06 17:31:45,774 INFO L861 garLoopResultBuilder]: At program point L3572(lines 3552 3595) the Hoare annotation is: true [2021-12-06 17:31:45,774 INFO L858 garLoopResultBuilder]: For program point L3570(lines 3570 3574) no Hoare annotation was computed. [2021-12-06 17:31:45,774 INFO L858 garLoopResultBuilder]: For program point L3564(line 3564) no Hoare annotation was computed. [2021-12-06 17:31:45,774 INFO L854 garLoopResultBuilder]: At program point L3562(line 3562) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-06 17:31:45,774 INFO L858 garLoopResultBuilder]: For program point L3593-1(line 3593) no Hoare annotation was computed. [2021-12-06 17:31:45,775 INFO L861 garLoopResultBuilder]: At program point L3593(line 3593) the Hoare annotation is: true [2021-12-06 17:31:45,775 INFO L858 garLoopResultBuilder]: For program point L3556(line 3556) no Hoare annotation was computed. [2021-12-06 17:31:45,775 INFO L854 garLoopResultBuilder]: At program point L3554(line 3554) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-06 17:31:45,775 INFO L858 garLoopResultBuilder]: For program point L3554-1(line 3554) no Hoare annotation was computed. [2021-12-06 17:31:45,775 INFO L854 garLoopResultBuilder]: At program point L3585(lines 3576 3589) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-06 17:31:45,775 INFO L854 garLoopResultBuilder]: At program point L3583(lines 3576 3589) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-06 17:31:45,775 INFO L858 garLoopResultBuilder]: For program point pg_commandFINAL(lines 3545 3596) no Hoare annotation was computed. [2021-12-06 17:31:45,775 INFO L858 garLoopResultBuilder]: For program point L3575-1(line 3575) no Hoare annotation was computed. [2021-12-06 17:31:45,775 INFO L854 garLoopResultBuilder]: At program point L3575(line 3575) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-06 17:31:45,775 INFO L858 garLoopResultBuilder]: For program point L3569-1(line 3569) no Hoare annotation was computed. [2021-12-06 17:31:45,775 INFO L854 garLoopResultBuilder]: At program point L3569(line 3569) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-06 17:31:45,775 INFO L858 garLoopResultBuilder]: For program point L3565(lines 3565 3568) no Hoare annotation was computed. [2021-12-06 17:31:45,775 INFO L854 garLoopResultBuilder]: At program point pg_commandENTRY(lines 3545 3596) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-06 17:31:45,775 INFO L854 garLoopResultBuilder]: At program point L3563(line 3563) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-06 17:31:45,775 INFO L854 garLoopResultBuilder]: At program point L3561-1(line 3561) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-06 17:31:45,775 INFO L854 garLoopResultBuilder]: At program point L3561(line 3561) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_command_~tmp___0~4 0)) [2021-12-06 17:31:45,776 INFO L858 garLoopResultBuilder]: For program point L3557(lines 3557 3560) no Hoare annotation was computed. [2021-12-06 17:31:45,776 INFO L854 garLoopResultBuilder]: At program point L3555-1(line 3555) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-06 17:31:45,776 INFO L854 garLoopResultBuilder]: At program point L3555(line 3555) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-06 17:31:45,776 INFO L858 garLoopResultBuilder]: For program point ldv__builtin_expectFINAL(lines 3281 3286) no Hoare annotation was computed. [2021-12-06 17:31:45,776 INFO L861 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 3281 3286) the Hoare annotation is: true [2021-12-06 17:31:45,776 INFO L858 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 3281 3286) no Hoare annotation was computed. [2021-12-06 17:31:45,776 INFO L861 garLoopResultBuilder]: At program point clear_bitENTRY(lines 3149 3155) the Hoare annotation is: true [2021-12-06 17:31:45,776 INFO L858 garLoopResultBuilder]: For program point clear_bitFINAL(lines 3149 3155) no Hoare annotation was computed. [2021-12-06 17:31:45,776 INFO L858 garLoopResultBuilder]: For program point clear_bitEXIT(lines 3149 3155) no Hoare annotation was computed. [2021-12-06 17:31:45,776 INFO L858 garLoopResultBuilder]: For program point L3473-1(line 3473) no Hoare annotation was computed. [2021-12-06 17:31:45,776 INFO L861 garLoopResultBuilder]: At program point L3473(line 3473) the Hoare annotation is: true [2021-12-06 17:31:45,776 INFO L858 garLoopResultBuilder]: For program point read_regFINAL(lines 3469 3476) no Hoare annotation was computed. [2021-12-06 17:31:45,776 INFO L858 garLoopResultBuilder]: For program point read_regEXIT(lines 3469 3476) no Hoare annotation was computed. [2021-12-06 17:31:45,776 INFO L861 garLoopResultBuilder]: At program point read_regENTRY(lines 3469 3476) the Hoare annotation is: true [2021-12-06 17:31:45,776 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 3211 3213) the Hoare annotation is: true [2021-12-06 17:31:45,777 INFO L858 garLoopResultBuilder]: For program point L3212(line 3212) no Hoare annotation was computed. [2021-12-06 17:31:45,777 INFO L858 garLoopResultBuilder]: For program point L3212-2(lines 3211 3213) no Hoare annotation was computed. [2021-12-06 17:31:45,777 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 3211 3213) no Hoare annotation was computed. [2021-12-06 17:31:45,777 INFO L858 garLoopResultBuilder]: For program point ldv_unregister_chrdev_20EXIT(lines 4390 4397) no Hoare annotation was computed. [2021-12-06 17:31:45,777 INFO L854 garLoopResultBuilder]: At program point L4477(lines 4476 4478) the Hoare annotation is: (or (not (= |old(~ldv_state_variable_1~0)| 0)) (= ~ldv_state_variable_1~0 0)) [2021-12-06 17:31:45,777 INFO L854 garLoopResultBuilder]: At program point L3339(lines 3335 3341) the Hoare annotation is: (or (not (= |old(~ldv_state_variable_1~0)| 0)) (= ~ldv_state_variable_1~0 0)) [2021-12-06 17:31:45,777 INFO L854 garLoopResultBuilder]: At program point ldv_unregister_chrdev_20ENTRY(lines 4390 4397) the Hoare annotation is: (or (not (= |old(~ldv_state_variable_1~0)| 0)) (= ~ldv_state_variable_1~0 0)) [2021-12-06 17:31:45,777 INFO L858 garLoopResultBuilder]: For program point ldv_unregister_chrdev_20FINAL(lines 4390 4397) no Hoare annotation was computed. [2021-12-06 17:31:45,777 INFO L858 garLoopResultBuilder]: For program point L3714-1(line 3714) no Hoare annotation was computed. [2021-12-06 17:31:45,777 INFO L858 garLoopResultBuilder]: For program point L3673(lines 3673 3681) no Hoare annotation was computed. [2021-12-06 17:31:45,777 INFO L861 garLoopResultBuilder]: At program point L3702(lines 3695 3712) the Hoare annotation is: true [2021-12-06 17:31:45,777 INFO L861 garLoopResultBuilder]: At program point L3669(lines 3655 3716) the Hoare annotation is: true [2021-12-06 17:31:45,777 INFO L858 garLoopResultBuilder]: For program point L3665(line 3665) no Hoare annotation was computed. [2021-12-06 17:31:45,777 INFO L858 garLoopResultBuilder]: For program point L3694(line 3694) no Hoare annotation was computed. [2021-12-06 17:31:45,777 INFO L858 garLoopResultBuilder]: For program point L3661-1(line 3661) no Hoare annotation was computed. [2021-12-06 17:31:45,777 INFO L858 garLoopResultBuilder]: For program point L3694-2(line 3694) no Hoare annotation was computed. [2021-12-06 17:31:45,778 INFO L861 garLoopResultBuilder]: At program point L3661(line 3661) the Hoare annotation is: true [2021-12-06 17:31:45,778 INFO L861 garLoopResultBuilder]: At program point L3690(lines 3655 3716) the Hoare annotation is: true [2021-12-06 17:31:45,778 INFO L858 garLoopResultBuilder]: For program point L3686(line 3686) no Hoare annotation was computed. [2021-12-06 17:31:45,778 INFO L861 garLoopResultBuilder]: At program point L3682(lines 3655 3716) the Hoare annotation is: true [2021-12-06 17:31:45,778 INFO L861 garLoopResultBuilder]: At program point L3674(line 3674) the Hoare annotation is: true [2021-12-06 17:31:45,778 INFO L858 garLoopResultBuilder]: For program point L3707(lines 3707 3710) no Hoare annotation was computed. [2021-12-06 17:31:45,778 INFO L858 garLoopResultBuilder]: For program point L3674-1(line 3674) no Hoare annotation was computed. [2021-12-06 17:31:45,778 INFO L858 garLoopResultBuilder]: For program point L3707-2(lines 3707 3710) no Hoare annotation was computed. [2021-12-06 17:31:45,778 INFO L861 garLoopResultBuilder]: At program point L3662(line 3662) the Hoare annotation is: true [2021-12-06 17:31:45,778 INFO L858 garLoopResultBuilder]: For program point L3695(lines 3695 3713) no Hoare annotation was computed. [2021-12-06 17:31:45,778 INFO L858 garLoopResultBuilder]: For program point pg_resetFINAL(lines 3644 3717) no Hoare annotation was computed. [2021-12-06 17:31:45,778 INFO L858 garLoopResultBuilder]: For program point L3662-1(line 3662) no Hoare annotation was computed. [2021-12-06 17:31:45,778 INFO L858 garLoopResultBuilder]: For program point L3695-2(lines 3695 3713) no Hoare annotation was computed. [2021-12-06 17:31:45,778 INFO L858 garLoopResultBuilder]: For program point L3675(lines 3675 3679) no Hoare annotation was computed. [2021-12-06 17:31:45,778 INFO L861 garLoopResultBuilder]: At program point L3704(lines 3695 3712) the Hoare annotation is: true [2021-12-06 17:31:45,778 INFO L861 garLoopResultBuilder]: At program point L3663-1(line 3663) the Hoare annotation is: true [2021-12-06 17:31:45,779 INFO L861 garLoopResultBuilder]: At program point L3663(line 3663) the Hoare annotation is: true [2021-12-06 17:31:45,779 INFO L854 garLoopResultBuilder]: At program point pg_resetENTRY(lines 3644 3717) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2021-12-06 17:31:45,779 INFO L861 garLoopResultBuilder]: At program point L3688(lines 3655 3716) the Hoare annotation is: true [2021-12-06 17:31:45,779 INFO L858 garLoopResultBuilder]: For program point pg_resetEXIT(lines 3644 3717) no Hoare annotation was computed. [2021-12-06 17:31:45,779 INFO L861 garLoopResultBuilder]: At program point L3676(lines 3655 3716) the Hoare annotation is: true [2021-12-06 17:31:45,779 INFO L861 garLoopResultBuilder]: At program point L3664(line 3664) the Hoare annotation is: true [2021-12-06 17:31:45,779 INFO L861 garLoopResultBuilder]: At program point L3714(line 3714) the Hoare annotation is: true [2021-12-06 17:31:45,779 INFO L854 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 3215 3232) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-12-06 17:31:45,779 INFO L861 garLoopResultBuilder]: At program point L3228(line 3228) the Hoare annotation is: true [2021-12-06 17:31:45,779 INFO L861 garLoopResultBuilder]: At program point L3227-1(line 3227) the Hoare annotation is: true [2021-12-06 17:31:45,779 INFO L861 garLoopResultBuilder]: At program point L3227(line 3227) the Hoare annotation is: true [2021-12-06 17:31:45,779 INFO L858 garLoopResultBuilder]: For program point L3228-1(line 3228) no Hoare annotation was computed. [2021-12-06 17:31:45,779 INFO L858 garLoopResultBuilder]: For program point L3222(lines 3222 3230) no Hoare annotation was computed. [2021-12-06 17:31:45,779 INFO L858 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 3215 3232) no Hoare annotation was computed. [2021-12-06 17:31:45,779 INFO L858 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 3215 3232) no Hoare annotation was computed. [2021-12-06 17:31:45,779 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-06 17:31:45,780 INFO L861 garLoopResultBuilder]: At program point L3246(line 3246) the Hoare annotation is: true [2021-12-06 17:31:45,780 INFO L861 garLoopResultBuilder]: At program point L3245-1(line 3245) the Hoare annotation is: true [2021-12-06 17:31:45,780 INFO L861 garLoopResultBuilder]: At program point L3245(line 3245) the Hoare annotation is: true [2021-12-06 17:31:45,780 INFO L858 garLoopResultBuilder]: For program point L3246-1(line 3246) no Hoare annotation was computed. [2021-12-06 17:31:45,780 INFO L858 garLoopResultBuilder]: For program point L3240(lines 3240 3248) no Hoare annotation was computed. [2021-12-06 17:31:45,780 INFO L858 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 3233 3250) no Hoare annotation was computed. [2021-12-06 17:31:45,780 INFO L854 garLoopResultBuilder]: At program point ldv_zallocENTRY(lines 3233 3250) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|))) [2021-12-06 17:31:45,780 INFO L858 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 3233 3250) no Hoare annotation was computed. [2021-12-06 17:31:45,780 INFO L858 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 4480 4482) no Hoare annotation was computed. [2021-12-06 17:31:45,780 INFO L861 garLoopResultBuilder]: At program point _copy_from_userENTRY(lines 4480 4482) the Hoare annotation is: true [2021-12-06 17:31:45,780 INFO L858 garLoopResultBuilder]: For program point _copy_from_userFINAL(lines 4480 4482) no Hoare annotation was computed. [2021-12-06 17:31:45,780 INFO L854 garLoopResultBuilder]: At program point L4165(lines 4091 4167) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,780 INFO L858 garLoopResultBuilder]: For program point L4066(lines 4066 4069) no Hoare annotation was computed. [2021-12-06 17:31:45,780 INFO L854 garLoopResultBuilder]: At program point L4199(lines 4173 4205) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2021-12-06 17:31:45,780 INFO L858 garLoopResultBuilder]: For program point L3869-1(lines 3869 3870) no Hoare annotation was computed. [2021-12-06 17:31:45,780 INFO L854 garLoopResultBuilder]: At program point L3869(lines 3869 3870) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,781 INFO L858 garLoopResultBuilder]: For program point L4299(line 4299) no Hoare annotation was computed. [2021-12-06 17:31:45,781 INFO L861 garLoopResultBuilder]: At program point L4365(lines 4223 4367) the Hoare annotation is: true [2021-12-06 17:31:45,781 INFO L858 garLoopResultBuilder]: For program point L4267(lines 4267 4360) no Hoare annotation was computed. [2021-12-06 17:31:45,781 INFO L858 garLoopResultBuilder]: For program point L4300(lines 4300 4304) no Hoare annotation was computed. [2021-12-06 17:31:45,781 INFO L854 garLoopResultBuilder]: At program point L4201(lines 4173 4205) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2021-12-06 17:31:45,781 INFO L858 garLoopResultBuilder]: For program point L3871(lines 3871 3880) no Hoare annotation was computed. [2021-12-06 17:31:45,781 INFO L854 garLoopResultBuilder]: At program point L3442(line 3442) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,781 INFO L858 garLoopResultBuilder]: For program point L3442-1(line 3442) no Hoare annotation was computed. [2021-12-06 17:31:45,781 INFO L858 garLoopResultBuilder]: For program point L4268(line 4268) no Hoare annotation was computed. [2021-12-06 17:31:45,781 INFO L858 garLoopResultBuilder]: For program point L4103(lines 4103 4107) no Hoare annotation was computed. [2021-12-06 17:31:45,781 INFO L854 garLoopResultBuilder]: At program point L3872(line 3872) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,781 INFO L858 garLoopResultBuilder]: For program point L3872-1(line 3872) no Hoare annotation was computed. [2021-12-06 17:31:45,781 INFO L861 garLoopResultBuilder]: At program point L4500(lines 4499 4501) the Hoare annotation is: true [2021-12-06 17:31:45,781 INFO L858 garLoopResultBuilder]: For program point L4269(lines 4269 4322) no Hoare annotation was computed. [2021-12-06 17:31:45,781 INFO L854 garLoopResultBuilder]: At program point L3939(lines 3906 3942) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,781 INFO L858 garLoopResultBuilder]: For program point L3873(lines 3873 3878) no Hoare annotation was computed. [2021-12-06 17:31:45,782 INFO L858 garLoopResultBuilder]: For program point L4336(line 4336) no Hoare annotation was computed. [2021-12-06 17:31:45,782 INFO L854 garLoopResultBuilder]: At program point L4138(line 4138) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,782 INFO L854 garLoopResultBuilder]: At program point L4204(lines 4168 4206) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2021-12-06 17:31:45,782 INFO L858 garLoopResultBuilder]: For program point L4138-1(line 4138) no Hoare annotation was computed. [2021-12-06 17:31:45,782 INFO L858 garLoopResultBuilder]: For program point L4403(lines 4403 4406) no Hoare annotation was computed. [2021-12-06 17:31:45,782 INFO L858 garLoopResultBuilder]: For program point L4271(lines 4271 4319) no Hoare annotation was computed. [2021-12-06 17:31:45,782 INFO L858 garLoopResultBuilder]: For program point L4337(lines 4337 4349) no Hoare annotation was computed. [2021-12-06 17:31:45,782 INFO L858 garLoopResultBuilder]: For program point L4139(lines 4139 4144) no Hoare annotation was computed. [2021-12-06 17:31:45,782 INFO L854 garLoopResultBuilder]: At program point L3941(lines 3898 3943) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,782 INFO L854 garLoopResultBuilder]: At program point L4503(lines 4502 4504) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-12-06 17:31:45,782 INFO L858 garLoopResultBuilder]: For program point L4272(line 4272) no Hoare annotation was computed. [2021-12-06 17:31:45,782 INFO L854 garLoopResultBuilder]: At program point L4074(line 4074) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,782 INFO L858 garLoopResultBuilder]: For program point L4074-1(line 4074) no Hoare annotation was computed. [2021-12-06 17:31:45,782 INFO L858 garLoopResultBuilder]: For program point L4339(lines 4339 4342) no Hoare annotation was computed. [2021-12-06 17:31:45,782 INFO L858 garLoopResultBuilder]: For program point L4306(line 4306) no Hoare annotation was computed. [2021-12-06 17:31:45,782 INFO L854 garLoopResultBuilder]: At program point L4405(line 4405) the Hoare annotation is: false [2021-12-06 17:31:45,782 INFO L854 garLoopResultBuilder]: At program point L4405-1(lines 4400 4409) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,783 INFO L858 garLoopResultBuilder]: For program point L4273-2(lines 4271 4319) no Hoare annotation was computed. [2021-12-06 17:31:45,783 INFO L858 garLoopResultBuilder]: For program point L4273(lines 4273 4277) no Hoare annotation was computed. [2021-12-06 17:31:45,783 INFO L858 garLoopResultBuilder]: For program point L4339-2(lines 4337 4348) no Hoare annotation was computed. [2021-12-06 17:31:45,783 INFO L858 garLoopResultBuilder]: For program point L4042(lines 4042 4045) no Hoare annotation was computed. [2021-12-06 17:31:45,783 INFO L858 garLoopResultBuilder]: For program point L4075(lines 4075 4078) no Hoare annotation was computed. [2021-12-06 17:31:45,783 INFO L858 garLoopResultBuilder]: For program point L3877-1(line 3877) no Hoare annotation was computed. [2021-12-06 17:31:45,783 INFO L854 garLoopResultBuilder]: At program point L3877(line 3877) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,783 INFO L858 garLoopResultBuilder]: For program point L3448(lines 3448 3451) no Hoare annotation was computed. [2021-12-06 17:31:45,783 INFO L858 garLoopResultBuilder]: For program point L3448-2(lines 3448 3451) no Hoare annotation was computed. [2021-12-06 17:31:45,783 INFO L858 garLoopResultBuilder]: For program point L4307(lines 4307 4315) no Hoare annotation was computed. [2021-12-06 17:31:45,783 INFO L854 garLoopResultBuilder]: At program point L4274(line 4274) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,783 INFO L858 garLoopResultBuilder]: For program point L4274-1(line 4274) no Hoare annotation was computed. [2021-12-06 17:31:45,783 INFO L854 garLoopResultBuilder]: At program point L4142(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,783 INFO L854 garLoopResultBuilder]: At program point L4374(lines 4369 4376) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,783 INFO L858 garLoopResultBuilder]: For program point L4110(lines 4110 4114) no Hoare annotation was computed. [2021-12-06 17:31:45,783 INFO L858 garLoopResultBuilder]: For program point L3912(line 3912) no Hoare annotation was computed. [2021-12-06 17:31:45,784 INFO L858 garLoopResultBuilder]: For program point L3912-2(lines 3912 3916) no Hoare annotation was computed. [2021-12-06 17:31:45,784 INFO L854 garLoopResultBuilder]: At program point L4474(lines 4473 4475) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,784 INFO L854 garLoopResultBuilder]: At program point L3318(lines 3315 3320) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,784 INFO L858 garLoopResultBuilder]: For program point L4309(lines 4309 4313) no Hoare annotation was computed. [2021-12-06 17:31:45,784 INFO L858 garLoopResultBuilder]: For program point L3847-1(lines 3843 3896) no Hoare annotation was computed. [2021-12-06 17:31:45,784 INFO L858 garLoopResultBuilder]: For program point L3847(lines 3847 3889) no Hoare annotation was computed. [2021-12-06 17:31:45,784 INFO L858 garLoopResultBuilder]: For program point L4178(lines 4178 4181) no Hoare annotation was computed. [2021-12-06 17:31:45,784 INFO L858 garLoopResultBuilder]: For program point L4178-2(lines 4178 4181) no Hoare annotation was computed. [2021-12-06 17:31:45,784 INFO L858 garLoopResultBuilder]: For program point L4046(lines 4046 4049) no Hoare annotation was computed. [2021-12-06 17:31:45,784 INFO L858 garLoopResultBuilder]: For program point L4079(lines 4079 4087) no Hoare annotation was computed. [2021-12-06 17:31:45,784 INFO L858 garLoopResultBuilder]: For program point L4079-2(lines 4079 4087) no Hoare annotation was computed. [2021-12-06 17:31:45,784 INFO L854 garLoopResultBuilder]: At program point L3848(lines 3848 3849) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2021-12-06 17:31:45,784 INFO L854 garLoopResultBuilder]: At program point L3881(lines 3860 3889) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,784 INFO L858 garLoopResultBuilder]: For program point L3848-1(lines 3848 3849) no Hoare annotation was computed. [2021-12-06 17:31:45,784 INFO L854 garLoopResultBuilder]: At program point L4245(line 4245) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-12-06 17:31:45,784 INFO L858 garLoopResultBuilder]: For program point L4245-1(line 4245) no Hoare annotation was computed. [2021-12-06 17:31:45,785 INFO L854 garLoopResultBuilder]: At program point L4080(lines 4080 4081) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,785 INFO L858 garLoopResultBuilder]: For program point L4080-1(lines 4080 4081) no Hoare annotation was computed. [2021-12-06 17:31:45,785 INFO L854 garLoopResultBuilder]: At program point L3453(lines 3434 3459) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,785 INFO L854 garLoopResultBuilder]: At program point L4279(line 4279) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,785 INFO L858 garLoopResultBuilder]: For program point L4279-1(line 4279) no Hoare annotation was computed. [2021-12-06 17:31:45,785 INFO L861 garLoopResultBuilder]: At program point L4345(lines 4244 4366) the Hoare annotation is: true [2021-12-06 17:31:45,785 INFO L858 garLoopResultBuilder]: For program point L3850(lines 3850 3859) no Hoare annotation was computed. [2021-12-06 17:31:45,785 INFO L858 garLoopResultBuilder]: For program point L4082(lines 4082 4085) no Hoare annotation was computed. [2021-12-06 17:31:45,785 INFO L854 garLoopResultBuilder]: At program point L3884(lines 3860 3889) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,785 INFO L858 garLoopResultBuilder]: For program point L3851-1(line 3851) no Hoare annotation was computed. [2021-12-06 17:31:45,785 INFO L854 garLoopResultBuilder]: At program point L3851(line 3851) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2021-12-06 17:31:45,785 INFO L854 garLoopResultBuilder]: At program point L4512(lines 4511 4513) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,785 INFO L854 garLoopResultBuilder]: At program point L3455(lines 3434 3459) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,785 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-06 17:31:45,785 INFO L858 garLoopResultBuilder]: For program point L3191-1(line 3191) no Hoare annotation was computed. [2021-12-06 17:31:45,785 INFO L854 garLoopResultBuilder]: At program point L3191(line 3191) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,785 INFO L858 garLoopResultBuilder]: For program point L4116(lines 4116 4134) no Hoare annotation was computed. [2021-12-06 17:31:45,786 INFO L854 garLoopResultBuilder]: At program point L3191-2(lines 3189 3192) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,786 INFO L858 garLoopResultBuilder]: For program point L4149(lines 4149 4153) no Hoare annotation was computed. [2021-12-06 17:31:45,786 INFO L858 garLoopResultBuilder]: For program point L4149-2(lines 4149 4153) no Hoare annotation was computed. [2021-12-06 17:31:45,786 INFO L858 garLoopResultBuilder]: For program point L3951-1(line 3951) no Hoare annotation was computed. [2021-12-06 17:31:45,786 INFO L858 garLoopResultBuilder]: For program point L3918(lines 3918 3922) no Hoare annotation was computed. [2021-12-06 17:31:45,786 INFO L854 garLoopResultBuilder]: At program point L3951(line 3951) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,786 INFO L858 garLoopResultBuilder]: For program point L3852(lines 3852 3857) no Hoare annotation was computed. [2021-12-06 17:31:45,786 INFO L858 garLoopResultBuilder]: For program point L4216-1(line 4216) no Hoare annotation was computed. [2021-12-06 17:31:45,786 INFO L861 garLoopResultBuilder]: At program point L4183(lines 4173 4205) the Hoare annotation is: true [2021-12-06 17:31:45,786 INFO L854 garLoopResultBuilder]: At program point L4216(line 4216) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,786 INFO L858 garLoopResultBuilder]: For program point L4051-1(line 4051) no Hoare annotation was computed. [2021-12-06 17:31:45,786 INFO L854 garLoopResultBuilder]: At program point L4051(line 4051) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,786 INFO L854 garLoopResultBuilder]: At program point L3952(lines 3944 3954) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,786 INFO L854 garLoopResultBuilder]: At program point L3886(lines 3860 3889) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,786 INFO L858 garLoopResultBuilder]: For program point L4052(lines 4052 4058) no Hoare annotation was computed. [2021-12-06 17:31:45,786 INFO L858 garLoopResultBuilder]: For program point L4052-2(lines 4052 4058) no Hoare annotation was computed. [2021-12-06 17:31:45,786 INFO L854 garLoopResultBuilder]: At program point L4515(lines 4514 4516) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,787 INFO L854 garLoopResultBuilder]: At program point L3458(lines 3429 3460) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,787 INFO L854 garLoopResultBuilder]: At program point L4251(line 4251) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-12-06 17:31:45,787 INFO L858 garLoopResultBuilder]: For program point L4251-1(line 4251) no Hoare annotation was computed. [2021-12-06 17:31:45,787 INFO L854 garLoopResultBuilder]: At program point L4218(line 4218) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,787 INFO L858 garLoopResultBuilder]: For program point L4317(line 4317) no Hoare annotation was computed. [2021-12-06 17:31:45,787 INFO L858 garLoopResultBuilder]: For program point L4284(line 4284) no Hoare annotation was computed. [2021-12-06 17:31:45,787 INFO L861 garLoopResultBuilder]: At program point L4185(lines 4173 4205) the Hoare annotation is: true [2021-12-06 17:31:45,787 INFO L858 garLoopResultBuilder]: For program point L4218-1(line 4218) no Hoare annotation was computed. [2021-12-06 17:31:45,787 INFO L858 garLoopResultBuilder]: For program point L4053(lines 4053 4056) no Hoare annotation was computed. [2021-12-06 17:31:45,787 INFO L858 garLoopResultBuilder]: For program point L4351(line 4351) no Hoare annotation was computed. [2021-12-06 17:31:45,787 INFO L861 garLoopResultBuilder]: At program point L4318(line 4318) the Hoare annotation is: true [2021-12-06 17:31:45,787 INFO L858 garLoopResultBuilder]: For program point L4285(lines 4285 4290) no Hoare annotation was computed. [2021-12-06 17:31:45,787 INFO L854 garLoopResultBuilder]: At program point L3162(lines 3156 3164) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,787 INFO L854 garLoopResultBuilder]: At program point L3856(line 3856) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= |ULTIMATE.start_pg_detect_~k~3#1| 0)) [2021-12-06 17:31:45,787 INFO L858 garLoopResultBuilder]: For program point L3856-1(line 3856) no Hoare annotation was computed. [2021-12-06 17:31:45,787 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-06 17:31:45,788 INFO L861 garLoopResultBuilder]: At program point L4352(line 4352) the Hoare annotation is: true [2021-12-06 17:31:45,788 INFO L854 garLoopResultBuilder]: At program point L4220(lines 4211 4222) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,788 INFO L854 garLoopResultBuilder]: At program point L4088(lines 4030 4090) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,788 INFO L858 garLoopResultBuilder]: For program point L3923(lines 3923 3927) no Hoare annotation was computed. [2021-12-06 17:31:45,788 INFO L854 garLoopResultBuilder]: At program point L3923-2(lines 3923 3927) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,788 INFO L858 garLoopResultBuilder]: For program point L4122(lines 4122 4125) no Hoare annotation was computed. [2021-12-06 17:31:45,788 INFO L854 garLoopResultBuilder]: At program point L4155(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,788 INFO L858 garLoopResultBuilder]: For program point L4122-2(lines 4122 4125) no Hoare annotation was computed. [2021-12-06 17:31:45,788 INFO L854 garLoopResultBuilder]: At program point L3924(line 3924) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,788 INFO L858 garLoopResultBuilder]: For program point L3924-1(line 3924) no Hoare annotation was computed. [2021-12-06 17:31:45,788 INFO L854 garLoopResultBuilder]: At program point L4519(lines 4518 4520) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,788 INFO L854 garLoopResultBuilder]: At program point L4387(lines 4377 4389) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,788 INFO L854 garLoopResultBuilder]: At program point L3330(lines 3324 3332) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,788 INFO L858 garLoopResultBuilder]: For program point L4189-1(line 4189) no Hoare annotation was computed. [2021-12-06 17:31:45,788 INFO L861 garLoopResultBuilder]: At program point L4189(line 4189) the Hoare annotation is: true [2021-12-06 17:31:45,788 INFO L858 garLoopResultBuilder]: For program point L4123-1(line 4123) no Hoare annotation was computed. [2021-12-06 17:31:45,788 INFO L854 garLoopResultBuilder]: At program point L4123(line 4123) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,789 INFO L854 garLoopResultBuilder]: At program point L3199(lines 3194 3201) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,789 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-06 17:31:45,789 INFO L854 garLoopResultBuilder]: At program point L4157(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,789 INFO L861 garLoopResultBuilder]: At program point L4488(lines 4487 4489) the Hoare annotation is: true [2021-12-06 17:31:45,789 INFO L854 garLoopResultBuilder]: At program point L4257(line 4257) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-12-06 17:31:45,789 INFO L858 garLoopResultBuilder]: For program point L4257-1(line 4257) no Hoare annotation was computed. [2021-12-06 17:31:45,789 INFO L858 garLoopResultBuilder]: For program point L4324(line 4324) no Hoare annotation was computed. [2021-12-06 17:31:45,789 INFO L858 garLoopResultBuilder]: For program point L3928(line 3928) no Hoare annotation was computed. [2021-12-06 17:31:45,789 INFO L854 garLoopResultBuilder]: At program point L3895(lines 3833 3897) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,789 INFO L858 garLoopResultBuilder]: For program point L4556(lines 4556 4558) no Hoare annotation was computed. [2021-12-06 17:31:45,789 INFO L858 garLoopResultBuilder]: For program point L4358(line 4358) no Hoare annotation was computed. [2021-12-06 17:31:45,789 INFO L854 garLoopResultBuilder]: At program point L4259(line 4259) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-12-06 17:31:45,789 INFO L858 garLoopResultBuilder]: For program point L4259-1(line 4259) no Hoare annotation was computed. [2021-12-06 17:31:45,789 INFO L858 garLoopResultBuilder]: For program point L4325(lines 4325 4356) no Hoare annotation was computed. [2021-12-06 17:31:45,789 INFO L858 garLoopResultBuilder]: For program point L4292(line 4292) no Hoare annotation was computed. [2021-12-06 17:31:45,789 INFO L854 garLoopResultBuilder]: At program point L4127(lines 4116 4133) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,789 INFO L861 garLoopResultBuilder]: At program point L4359(line 4359) the Hoare annotation is: true [2021-12-06 17:31:45,790 INFO L858 garLoopResultBuilder]: For program point L4293(lines 4293 4297) no Hoare annotation was computed. [2021-12-06 17:31:45,790 INFO L858 garLoopResultBuilder]: For program point L4194(lines 4194 4197) no Hoare annotation was computed. [2021-12-06 17:31:45,790 INFO L858 garLoopResultBuilder]: For program point L4194-2(lines 4194 4197) no Hoare annotation was computed. [2021-12-06 17:31:45,790 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-06 17:31:45,790 INFO L854 garLoopResultBuilder]: At program point L-1-2(line -1) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,790 INFO L858 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2021-12-06 17:31:45,790 INFO L858 garLoopResultBuilder]: For program point L4327(lines 4327 4353) no Hoare annotation was computed. [2021-12-06 17:31:45,790 INFO L858 garLoopResultBuilder]: For program point L4195-1(line 4195) no Hoare annotation was computed. [2021-12-06 17:31:45,790 INFO L854 garLoopResultBuilder]: At program point L4195(line 4195) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2021-12-06 17:31:45,790 INFO L854 garLoopResultBuilder]: At program point L4129(lines 4116 4133) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,790 INFO L858 garLoopResultBuilder]: For program point L4063-1(lines 4063 4071) no Hoare annotation was computed. [2021-12-06 17:31:45,790 INFO L858 garLoopResultBuilder]: For program point L4063(lines 4063 4071) no Hoare annotation was computed. [2021-12-06 17:31:45,790 INFO L858 garLoopResultBuilder]: For program point L3931(lines 3931 3937) no Hoare annotation was computed. [2021-12-06 17:31:45,790 INFO L858 garLoopResultBuilder]: For program point L3865(lines 3865 3868) no Hoare annotation was computed. [2021-12-06 17:31:45,790 INFO L854 garLoopResultBuilder]: At program point L4361(lines 4244 4366) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,790 INFO L858 garLoopResultBuilder]: For program point L4328(line 4328) no Hoare annotation was computed. [2021-12-06 17:31:45,791 INFO L854 garLoopResultBuilder]: At program point L4163(lines 4102 4166) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,791 INFO L854 garLoopResultBuilder]: At program point L3932(line 3932) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,791 INFO L858 garLoopResultBuilder]: For program point L3932-1(line 3932) no Hoare annotation was computed. [2021-12-06 17:31:45,791 INFO L861 garLoopResultBuilder]: At program point L4494(lines 4493 4495) the Hoare annotation is: true [2021-12-06 17:31:45,791 INFO L854 garLoopResultBuilder]: At program point L4461-2(lines 4460 4462) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,791 INFO L854 garLoopResultBuilder]: At program point L4461(line 4461) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,791 INFO L858 garLoopResultBuilder]: For program point L4461-1(line 4461) no Hoare annotation was computed. [2021-12-06 17:31:45,791 INFO L858 garLoopResultBuilder]: For program point L4329(lines 4329 4334) no Hoare annotation was computed. [2021-12-06 17:31:45,791 INFO L854 garLoopResultBuilder]: At program point L3173(lines 3170 3175) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-12-06 17:31:45,791 INFO L861 garLoopResultBuilder]: At program point L3745(lines 3726 3754) the Hoare annotation is: true [2021-12-06 17:31:45,791 INFO L858 garLoopResultBuilder]: For program point xsFINAL(lines 3718 3755) no Hoare annotation was computed. [2021-12-06 17:31:45,791 INFO L861 garLoopResultBuilder]: At program point L3743(lines 3726 3754) the Hoare annotation is: true [2021-12-06 17:31:45,791 INFO L858 garLoopResultBuilder]: For program point xsEXIT(lines 3718 3755) no Hoare annotation was computed. [2021-12-06 17:31:45,791 INFO L854 garLoopResultBuilder]: At program point xsENTRY(lines 3718 3755) the Hoare annotation is: (or (and (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (not (= ~ldv_spin~0 0))) [2021-12-06 17:31:45,791 INFO L858 garLoopResultBuilder]: For program point L3734(lines 3734 3741) no Hoare annotation was computed. [2021-12-06 17:31:45,791 INFO L858 garLoopResultBuilder]: For program point L3734-2(lines 3734 3741) no Hoare annotation was computed. [2021-12-06 17:31:45,792 INFO L858 garLoopResultBuilder]: For program point L3748(lines 3748 3751) no Hoare annotation was computed. [2021-12-06 17:31:45,792 INFO L858 garLoopResultBuilder]: For program point L3748-2(lines 3748 3751) no Hoare annotation was computed. [2021-12-06 17:31:45,792 INFO L858 garLoopResultBuilder]: For program point pg_identifyEXIT(lines 3756 3798) no Hoare annotation was computed. [2021-12-06 17:31:45,792 INFO L854 garLoopResultBuilder]: At program point pg_identifyENTRY(lines 3756 3798) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|))) [2021-12-06 17:31:45,792 INFO L861 garLoopResultBuilder]: At program point L3790(line 3790) the Hoare annotation is: true [2021-12-06 17:31:45,792 INFO L858 garLoopResultBuilder]: For program point L3791(line 3791) no Hoare annotation was computed. [2021-12-06 17:31:45,792 INFO L858 garLoopResultBuilder]: For program point L3789(lines 3789 3795) no Hoare annotation was computed. [2021-12-06 17:31:45,792 INFO L861 garLoopResultBuilder]: At program point L3790-1(line 3790) the Hoare annotation is: true [2021-12-06 17:31:45,792 INFO L858 garLoopResultBuilder]: For program point L3789-2(lines 3789 3795) no Hoare annotation was computed. [2021-12-06 17:31:45,792 INFO L861 garLoopResultBuilder]: At program point L3784(line 3784) the Hoare annotation is: true [2021-12-06 17:31:45,792 INFO L858 garLoopResultBuilder]: For program point L3785(lines 3785 3788) no Hoare annotation was computed. [2021-12-06 17:31:45,792 INFO L858 garLoopResultBuilder]: For program point L3784-1(line 3784) no Hoare annotation was computed. [2021-12-06 17:31:45,792 INFO L858 garLoopResultBuilder]: For program point L3780(lines 3780 3783) no Hoare annotation was computed. [2021-12-06 17:31:45,792 INFO L858 garLoopResultBuilder]: For program point pg_identifyFINAL(lines 3756 3798) no Hoare annotation was computed. [2021-12-06 17:31:45,792 INFO L858 garLoopResultBuilder]: For program point L3779-1(line 3779) no Hoare annotation was computed. [2021-12-06 17:31:45,792 INFO L861 garLoopResultBuilder]: At program point L3779(line 3779) the Hoare annotation is: true [2021-12-06 17:31:45,792 INFO L858 garLoopResultBuilder]: For program point pi_write_blockEXIT(lines 4541 4543) no Hoare annotation was computed. [2021-12-06 17:31:45,793 INFO L861 garLoopResultBuilder]: At program point pi_write_blockENTRY(lines 4541 4543) the Hoare annotation is: true [2021-12-06 17:31:45,793 INFO L858 garLoopResultBuilder]: For program point pi_write_blockFINAL(lines 4541 4543) no Hoare annotation was computed. [2021-12-06 17:31:45,793 INFO L861 garLoopResultBuilder]: At program point L3180(line 3180) the Hoare annotation is: true [2021-12-06 17:31:45,793 INFO L861 garLoopResultBuilder]: At program point IS_ERRENTRY(lines 3176 3183) the Hoare annotation is: true [2021-12-06 17:31:45,793 INFO L858 garLoopResultBuilder]: For program point IS_ERRFINAL(lines 3176 3183) no Hoare annotation was computed. [2021-12-06 17:31:45,793 INFO L858 garLoopResultBuilder]: For program point L3180-1(line 3180) no Hoare annotation was computed. [2021-12-06 17:31:45,793 INFO L858 garLoopResultBuilder]: For program point IS_ERREXIT(lines 3176 3183) no Hoare annotation was computed. [2021-12-06 17:31:45,795 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2021-12-06 17:31:45,796 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-06 17:31:45,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 05:31:45 BoogieIcfgContainer [2021-12-06 17:31:45,811 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-06 17:31:45,811 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 17:31:45,811 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 17:31:45,811 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 17:31:45,812 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:31:31" (3/4) ... [2021-12-06 17:31:45,814 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-06 17:31:45,819 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2021-12-06 17:31:45,819 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_release [2021-12-06 17:31:45,819 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_init [2021-12-06 17:31:45,819 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure write_reg [2021-12-06 17:31:45,819 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_sleep [2021-12-06 17:31:45,819 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_read_regr [2021-12-06 17:31:45,819 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure might_fault [2021-12-06 17:31:45,819 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_disconnect [2021-12-06 17:31:45,819 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_probe [2021-12-06 17:31:45,820 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure status_reg [2021-12-06 17:31:45,820 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_completion [2021-12-06 17:31:45,820 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DRIVE [2021-12-06 17:31:45,820 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2021-12-06 17:31:45,820 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_wait [2021-12-06 17:31:45,820 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-12-06 17:31:45,820 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_write [2021-12-06 17:31:45,820 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_connect [2021-12-06 17:31:45,820 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_to_user [2021-12-06 17:31:45,820 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2021-12-06 17:31:45,820 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_command [2021-12-06 17:31:45,820 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2021-12-06 17:31:45,820 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clear_bit [2021-12-06 17:31:45,820 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure read_reg [2021-12-06 17:31:45,820 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-12-06 17:31:45,820 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_unregister_chrdev_20 [2021-12-06 17:31:45,821 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_reset [2021-12-06 17:31:45,821 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-12-06 17:31:45,821 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2021-12-06 17:31:45,821 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2021-12-06 17:31:45,821 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xs [2021-12-06 17:31:45,821 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_identify [2021-12-06 17:31:45,821 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_write_block [2021-12-06 17:31:45,821 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2021-12-06 17:31:45,841 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 225 nodes and edges [2021-12-06 17:31:45,844 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 91 nodes and edges [2021-12-06 17:31:45,846 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2021-12-06 17:31:45,848 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-12-06 17:31:45,851 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-12-06 17:31:45,853 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-06 17:31:45,855 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-06 17:31:45,880 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 [2021-12-06 17:31:45,881 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 [2021-12-06 17:31:45,961 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/bin/uautomizer-DrprNOufMa/witness.graphml [2021-12-06 17:31:45,961 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 17:31:45,961 INFO L158 Benchmark]: Toolchain (without parser) took 16989.62ms. Allocated memory was 113.2MB in the beginning and 197.1MB in the end (delta: 83.9MB). Free memory was 73.1MB in the beginning and 49.5MB in the end (delta: 23.6MB). Peak memory consumption was 106.0MB. Max. memory is 16.1GB. [2021-12-06 17:31:45,962 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 77.6MB. Free memory was 55.9MB in the beginning and 55.9MB in the end (delta: 29.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 17:31:45,962 INFO L158 Benchmark]: CACSL2BoogieTranslator took 733.50ms. Allocated memory is still 113.2MB. Free memory was 72.8MB in the beginning and 55.4MB in the end (delta: 17.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-12-06 17:31:45,962 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.66ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 55.4MB in the beginning and 96.8MB in the end (delta: -41.4MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2021-12-06 17:31:45,962 INFO L158 Benchmark]: Boogie Preprocessor took 85.15ms. Allocated memory is still 136.3MB. Free memory was 96.8MB in the beginning and 88.4MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-06 17:31:45,963 INFO L158 Benchmark]: RCFGBuilder took 1288.80ms. Allocated memory is still 136.3MB. Free memory was 88.4MB in the beginning and 54.2MB in the end (delta: 34.2MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2021-12-06 17:31:45,963 INFO L158 Benchmark]: TraceAbstraction took 14629.81ms. Allocated memory was 136.3MB in the beginning and 197.1MB in the end (delta: 60.8MB). Free memory was 54.2MB in the beginning and 83.0MB in the end (delta: -28.8MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2021-12-06 17:31:45,963 INFO L158 Benchmark]: Witness Printer took 149.84ms. Allocated memory is still 197.1MB. Free memory was 83.0MB in the beginning and 49.5MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2021-12-06 17:31:45,964 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 77.6MB. Free memory was 55.9MB in the beginning and 55.9MB in the end (delta: 29.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 733.50ms. Allocated memory is still 113.2MB. Free memory was 72.8MB in the beginning and 55.4MB in the end (delta: 17.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.66ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 55.4MB in the beginning and 96.8MB in the end (delta: -41.4MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.15ms. Allocated memory is still 136.3MB. Free memory was 96.8MB in the beginning and 88.4MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1288.80ms. Allocated memory is still 136.3MB. Free memory was 88.4MB in the beginning and 54.2MB in the end (delta: 34.2MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. * TraceAbstraction took 14629.81ms. Allocated memory was 136.3MB in the beginning and 197.1MB in the end (delta: 60.8MB). Free memory was 54.2MB in the beginning and 83.0MB in the end (delta: -28.8MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. * Witness Printer took 149.84ms. Allocated memory is still 197.1MB. Free memory was 83.0MB in the beginning and 49.5MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 3271]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 34 procedures, 475 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 14.6s, OverallIterations: 7, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 7.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.9s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1700 SdHoareTripleChecker+Valid, 7.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1590 mSDsluCounter, 10950 SdHoareTripleChecker+Invalid, 6.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6499 mSDsCounter, 650 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1768 IncrementalHoareTripleChecker+Invalid, 2418 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 650 mSolverCounterUnsat, 4451 mSDtfsCounter, 1768 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1223 GetRequests, 1178 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=750occurred in iteration=6, InterpolantAutomatonStates: 32, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 247 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 195 LocationsWithAnnotation, 3363 PreInvPairs, 3523 NumberOfFragments, 715 HoareAnnotationTreeSize, 3363 FomulaSimplifications, 732 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 195 FomulaSimplificationsInter, 3639 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 2058 NumberOfCodeBlocks, 2058 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2046 ConstructedInterpolants, 0 QuantifiedInterpolants, 3099 SizeOfPredicates, 0 NumberOfNonLiveVariables, 9884 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 12 InterpolantComputations, 7 PerfectInterpolantSequences, 1078/1083 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 4460]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3552]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4502]: Loop Invariant Derived loop invariant: ldv_spin == 0 && ldv_state_variable_1 == 0 - InvariantResult [Line: 4102]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4369]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4463]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3156]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3860]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4473]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4469]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4499]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4173]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 - InvariantResult [Line: 4511]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3726]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4102]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4518]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4466]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3576]: Loop Invariant Derived loop invariant: !(ldv_spin == 0) || tmp___0 == 0 - InvariantResult [Line: 3607]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3806]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3695]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4514]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4116]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3576]: Loop Invariant Derived loop invariant: !(ldv_spin == 0) || tmp___0 == 0 - InvariantResult [Line: 4102]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4531]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3194]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4552]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3189]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4476]: Loop Invariant Derived loop invariant: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 - InvariantResult [Line: 4030]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3860]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3898]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3833]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4493]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3806]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3170]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4487]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3324]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3726]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4168]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 - InvariantResult [Line: 4377]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4244]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3315]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4173]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 - InvariantResult [Line: 3695]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3944]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3434]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4244]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3335]: Loop Invariant Derived loop invariant: !(\old(ldv_state_variable_1) == 0) || ldv_state_variable_1 == 0 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4091]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3655]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3607]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3274]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3429]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3506]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4116]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4211]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4544]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4173]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4102]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4223]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3906]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3860]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3434]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 4400]: Loop Invariant Derived loop invariant: ldv_spin == 0 RESULT: Ultimate proved your program to be correct! [2021-12-06 17:31:45,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4c4107c-a33b-446e-be90-4db69a74cdc1/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 Writing output log to file Ultimate.log Result: TRUE