./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-airo.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-airo.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4563fb48b218cac09962388194a4fe7badc3233d57fadb64f098099e939ebf4f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:37:22,585 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:37:22,588 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:37:22,640 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:37:22,641 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:37:22,645 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:37:22,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:37:22,653 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:37:22,656 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:37:22,662 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:37:22,663 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:37:22,666 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:37:22,666 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:37:22,669 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:37:22,672 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:37:22,677 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:37:22,679 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:37:22,680 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:37:22,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:37:22,693 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:37:22,696 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:37:22,697 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:37:22,702 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:37:22,703 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:37:22,713 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:37:22,714 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:37:22,714 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:37:22,717 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:37:22,718 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:37:22,719 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:37:22,721 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:37:22,722 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:37:22,724 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:37:22,726 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:37:22,728 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:37:22,728 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:37:22,729 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:37:22,729 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:37:22,730 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:37:22,731 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:37:22,732 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:37:22,733 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-12 23:37:22,793 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:37:22,793 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:37:22,795 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:37:22,795 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:37:22,795 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:37:22,796 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:37:22,796 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:37:22,796 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 23:37:22,796 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:37:22,797 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:37:22,805 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 23:37:22,805 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 23:37:22,805 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:37:22,806 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 23:37:22,806 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 23:37:22,807 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 23:37:22,807 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:37:22,808 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 23:37:22,808 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:37:22,808 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:37:22,808 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:37:22,809 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:37:22,809 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:37:22,809 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:37:22,809 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:37:22,810 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:37:22,810 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:37:22,810 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:37:22,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:37:22,813 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:37:22,813 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:37:22,813 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:37:22,814 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 23:37:22,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 23:37:22,814 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:37:22,814 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:37:22,815 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:37:22,815 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4563fb48b218cac09962388194a4fe7badc3233d57fadb64f098099e939ebf4f [2021-11-12 23:37:23,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:37:23,195 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:37:23,198 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:37:23,200 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:37:23,201 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:37:23,202 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-airo.cil.i [2021-11-12 23:37:23,293 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/data/0dbf6f33b/27b00f97d8d5462a9bd37a68ffdad5c1/FLAG68599b2f0 [2021-11-12 23:37:24,659 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:37:24,660 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-airo.cil.i [2021-11-12 23:37:24,760 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/data/0dbf6f33b/27b00f97d8d5462a9bd37a68ffdad5c1/FLAG68599b2f0 [2021-11-12 23:37:25,269 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/data/0dbf6f33b/27b00f97d8d5462a9bd37a68ffdad5c1 [2021-11-12 23:37:25,272 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:37:25,274 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:37:25,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:37:25,276 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:37:25,293 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:37:25,294 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:37:25" (1/1) ... [2021-11-12 23:37:25,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@497d5dea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:37:25, skipping insertion in model container [2021-11-12 23:37:25,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:37:25" (1/1) ... [2021-11-12 23:37:25,303 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:37:25,526 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:37:28,563 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:28,586 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:28,586 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:28,595 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:28,596 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:28,597 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:28,607 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:28,611 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:28,612 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:28,612 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:29,482 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:29,486 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:29,689 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:29,707 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:29,714 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:29,717 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:29,730 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:29,741 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:29,759 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:29,776 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:29,798 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:29,815 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:29,834 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:29,863 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:29,879 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:29,901 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:29,913 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:29,914 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:29,956 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:29,958 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,056 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,067 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,092 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,107 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,117 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,132 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,152 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,153 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,229 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,233 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,252 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,253 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,272 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,279 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,292 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,335 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,336 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,338 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,339 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,341 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,343 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,357 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,359 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,360 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,361 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,367 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,368 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,369 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,499 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,501 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,504 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,504 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,505 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,533 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,533 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,534 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,569 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,570 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,570 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,672 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,673 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,673 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,700 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,700 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,701 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,713 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,713 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,714 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,774 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,774 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,775 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,789 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,789 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,790 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,798 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,799 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,800 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,804 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,804 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,805 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,810 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,812 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,812 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,824 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,826 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,830 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,831 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,831 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,832 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,833 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,835 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,836 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,894 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,905 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,916 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,928 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,939 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,950 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,961 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,972 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,982 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:30,996 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,009 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,021 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,031 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,042 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,053 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,067 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,090 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,104 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,117 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,118 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,133 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,134 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,146 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,160 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,172 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,183 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,194 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,205 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,216 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,217 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,233 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,246 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,258 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,269 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,279 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,280 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,280 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,298 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,310 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,335 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,337 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,344 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,350 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,352 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,357 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,361 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,393 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,393 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,394 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,394 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,395 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,396 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,397 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,397 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,398 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,401 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:31,401 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,650 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,669 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,669 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,670 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,671 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,674 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,675 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,676 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,677 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,680 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,680 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,681 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,682 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,685 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,686 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,686 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,688 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,691 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,691 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,692 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,693 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,696 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,697 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,698 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,699 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,702 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,702 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,703 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,704 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,707 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,708 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,709 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,710 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,731 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,732 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,853 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:32,871 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:33,149 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-airo.cil.i[619822,619835] [2021-11-12 23:37:33,152 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-airo.cil.i[619969,619982] [2021-11-12 23:37:33,153 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-airo.cil.i[620108,620121] [2021-11-12 23:37:33,154 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-airo.cil.i[620266,620279] [2021-11-12 23:37:33,190 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:33,191 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:33,197 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:37:33,272 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-12 23:37:33,272 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@24ad0303 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:37:33, skipping insertion in model container [2021-11-12 23:37:33,273 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:37:33,273 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 23:37:33,275 INFO L158 Benchmark]: Toolchain (without parser) took 8000.17ms. Allocated memory was 111.1MB in the beginning and 226.5MB in the end (delta: 115.3MB). Free memory was 66.8MB in the beginning and 99.8MB in the end (delta: -33.0MB). Peak memory consumption was 82.0MB. Max. memory is 16.1GB. [2021-11-12 23:37:33,276 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 111.1MB. Free memory is still 87.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:37:33,277 INFO L158 Benchmark]: CACSL2BoogieTranslator took 7997.20ms. Allocated memory was 111.1MB in the beginning and 226.5MB in the end (delta: 115.3MB). Free memory was 66.5MB in the beginning and 99.8MB in the end (delta: -33.3MB). Peak memory consumption was 82.0MB. Max. memory is 16.1GB. [2021-11-12 23:37:33,279 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 111.1MB. Free memory is still 87.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 7997.20ms. Allocated memory was 111.1MB in the beginning and 226.5MB in the end (delta: 115.3MB). Free memory was 66.5MB in the beginning and 99.8MB in the end (delta: -33.3MB). Peak memory consumption was 82.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6796]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-airo.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4563fb48b218cac09962388194a4fe7badc3233d57fadb64f098099e939ebf4f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:37:35,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:37:35,891 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:37:35,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:37:35,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:37:35,980 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:37:35,982 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:37:35,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:37:35,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:37:35,999 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:37:36,000 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:37:36,002 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:37:36,003 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:37:36,005 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:37:36,007 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:37:36,012 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:37:36,014 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:37:36,015 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:37:36,018 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:37:36,026 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:37:36,028 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:37:36,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:37:36,033 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:37:36,035 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:37:36,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:37:36,045 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:37:36,046 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:37:36,048 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:37:36,049 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:37:36,050 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:37:36,051 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:37:36,054 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:37:36,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:37:36,058 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:37:36,060 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:37:36,060 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:37:36,061 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:37:36,062 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:37:36,062 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:37:36,064 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:37:36,065 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:37:36,072 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-12 23:37:36,118 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:37:36,118 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:37:36,119 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:37:36,120 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:37:36,120 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:37:36,120 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:37:36,120 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:37:36,121 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:37:36,121 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:37:36,121 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:37:36,123 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:37:36,124 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:37:36,124 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:37:36,124 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:37:36,124 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:37:36,125 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:37:36,125 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 23:37:36,125 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 23:37:36,125 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:37:36,126 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:37:36,126 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:37:36,126 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:37:36,126 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 23:37:36,126 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:37:36,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:37:36,127 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:37:36,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:37:36,127 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:37:36,128 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 23:37:36,128 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 23:37:36,128 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:37:36,128 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:37:36,129 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:37:36,129 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4563fb48b218cac09962388194a4fe7badc3233d57fadb64f098099e939ebf4f [2021-11-12 23:37:36,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:37:36,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:37:36,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:37:36,586 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:37:36,587 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:37:36,588 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-airo.cil.i [2021-11-12 23:37:36,674 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/data/fd884ed83/399ab1640a1f43efac7881f14391cdd2/FLAGd5b9a1ae9 [2021-11-12 23:37:37,918 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:37:37,919 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-airo.cil.i [2021-11-12 23:37:38,015 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/data/fd884ed83/399ab1640a1f43efac7881f14391cdd2/FLAGd5b9a1ae9 [2021-11-12 23:37:38,528 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/data/fd884ed83/399ab1640a1f43efac7881f14391cdd2 [2021-11-12 23:37:38,538 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:37:38,539 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:37:38,543 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:37:38,543 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:37:38,546 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:37:38,547 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:37:38" (1/1) ... [2021-11-12 23:37:38,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bab9b44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:37:38, skipping insertion in model container [2021-11-12 23:37:38,548 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:37:38" (1/1) ... [2021-11-12 23:37:38,556 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:37:38,835 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:37:43,292 WARN L563 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-11-12 23:37:45,997 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-airo.cil.i[619822,619835] [2021-11-12 23:37:46,000 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-airo.cil.i[619969,619982] [2021-11-12 23:37:46,001 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-airo.cil.i[620108,620121] [2021-11-12 23:37:46,002 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-airo.cil.i[620266,620279] [2021-11-12 23:37:46,045 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:37:46,140 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-12 23:37:46,279 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:37:47,066 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-airo.cil.i[619822,619835] [2021-11-12 23:37:47,066 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-airo.cil.i[619969,619982] [2021-11-12 23:37:47,067 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-airo.cil.i[620108,620121] [2021-11-12 23:37:47,068 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-airo.cil.i[620266,620279] [2021-11-12 23:37:47,083 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:37:47,137 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 23:37:48,313 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-airo.cil.i[619822,619835] [2021-11-12 23:37:48,314 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-airo.cil.i[619969,619982] [2021-11-12 23:37:48,315 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-airo.cil.i[620108,620121] [2021-11-12 23:37:48,320 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-airo.cil.i[620266,620279] [2021-11-12 23:37:48,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:37:48,834 INFO L208 MainTranslator]: Completed translation [2021-11-12 23:37:48,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:37:48 WrapperNode [2021-11-12 23:37:48,835 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:37:48,837 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 23:37:48,840 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 23:37:48,841 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 23:37:48,848 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:37:48" (1/1) ... [2021-11-12 23:37:49,046 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:37:48" (1/1) ... [2021-11-12 23:37:49,690 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 23:37:49,692 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 23:37:49,692 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 23:37:49,692 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 23:37:49,703 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:37:48" (1/1) ... [2021-11-12 23:37:49,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:37:48" (1/1) ... [2021-11-12 23:37:49,883 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:37:48" (1/1) ... [2021-11-12 23:37:49,899 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:37:48" (1/1) ... [2021-11-12 23:37:50,322 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:37:48" (1/1) ... [2021-11-12 23:37:50,404 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:37:48" (1/1) ... [2021-11-12 23:37:50,543 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:37:48" (1/1) ... [2021-11-12 23:37:50,644 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 23:37:50,646 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 23:37:50,646 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 23:37:50,646 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 23:37:50,647 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:37:48" (1/1) ... [2021-11-12 23:37:50,655 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:37:50,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:37:50,684 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 23:37:50,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 23:37:50,743 INFO L130 BoogieDeclarations]: Found specification of procedure PC4500_writerid [2021-11-12 23:37:50,743 INFO L138 BoogieDeclarations]: Found implementation of procedure PC4500_writerid [2021-11-12 23:37:50,743 INFO L130 BoogieDeclarations]: Found specification of procedure reset_card [2021-11-12 23:37:50,743 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_card [2021-11-12 23:37:50,743 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-11-12 23:37:50,744 INFO L130 BoogieDeclarations]: Found specification of procedure readStatusRid [2021-11-12 23:37:50,744 INFO L138 BoogieDeclarations]: Found implementation of procedure readStatusRid [2021-11-12 23:37:50,744 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-11-12 23:37:50,744 INFO L130 BoogieDeclarations]: Found specification of procedure reset_airo_card [2021-11-12 23:37:50,744 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_airo_card [2021-11-12 23:37:50,744 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2021-11-12 23:37:50,744 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2021-11-12 23:37:50,745 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_cipher_crt [2021-11-12 23:37:50,745 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_cipher_crt [2021-11-12 23:37:50,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-12 23:37:50,745 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-12 23:37:50,745 INFO L130 BoogieDeclarations]: Found specification of procedure wifi_setup [2021-11-12 23:37:50,745 INFO L138 BoogieDeclarations]: Found implementation of procedure wifi_setup [2021-11-12 23:37:50,745 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-12 23:37:50,746 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-12 23:37:50,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-12 23:37:50,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-12 23:37:50,746 INFO L130 BoogieDeclarations]: Found specification of procedure wireless_spy_update [2021-11-12 23:37:50,746 INFO L138 BoogieDeclarations]: Found implementation of procedure wireless_spy_update [2021-11-12 23:37:50,746 INFO L130 BoogieDeclarations]: Found specification of procedure age_mic_context [2021-11-12 23:37:50,747 INFO L138 BoogieDeclarations]: Found implementation of procedure age_mic_context [2021-11-12 23:37:50,747 INFO L130 BoogieDeclarations]: Found specification of procedure setup_card [2021-11-12 23:37:50,747 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_card [2021-11-12 23:37:50,747 INFO L130 BoogieDeclarations]: Found specification of procedure airo_networks_free [2021-11-12 23:37:50,748 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_networks_free [2021-11-12 23:37:50,748 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_should_stop [2021-11-12 23:37:50,748 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_should_stop [2021-11-12 23:37:50,748 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2021-11-12 23:37:50,748 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2021-11-12 23:37:50,749 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-12 23:37:50,749 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-12 23:37:50,749 INFO L130 BoogieDeclarations]: Found specification of procedure airo_close [2021-11-12 23:37:50,749 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_close [2021-11-12 23:37:50,749 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_error [2021-11-12 23:37:50,749 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_error [2021-11-12 23:37:50,750 INFO L130 BoogieDeclarations]: Found specification of procedure sniffing_mode [2021-11-12 23:37:50,750 INFO L138 BoogieDeclarations]: Found implementation of procedure sniffing_mode [2021-11-12 23:37:50,751 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-12 23:37:50,752 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-12 23:37:50,752 INFO L130 BoogieDeclarations]: Found specification of procedure header_len [2021-11-12 23:37:50,752 INFO L138 BoogieDeclarations]: Found implementation of procedure header_len [2021-11-12 23:37:50,752 INFO L130 BoogieDeclarations]: Found specification of procedure ssleep [2021-11-12 23:37:50,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ssleep [2021-11-12 23:37:50,752 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2021-11-12 23:37:50,753 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2021-11-12 23:37:50,753 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2021-11-12 23:37:50,753 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2021-11-12 23:37:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure readSsidRid [2021-11-12 23:37:50,754 INFO L138 BoogieDeclarations]: Found implementation of procedure readSsidRid [2021-11-12 23:37:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-12 23:37:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure emmh32_final [2021-11-12 23:37:50,754 INFO L138 BoogieDeclarations]: Found implementation of procedure emmh32_final [2021-11-12 23:37:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-12 23:37:50,755 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-12 23:37:50,755 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-12 23:37:50,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-12 23:37:50,756 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2021-11-12 23:37:50,756 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_entry [2021-11-12 23:37:50,756 INFO L130 BoogieDeclarations]: Found specification of procedure down_trylock [2021-11-12 23:37:50,757 INFO L138 BoogieDeclarations]: Found implementation of procedure down_trylock [2021-11-12 23:37:50,757 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2021-11-12 23:37:50,757 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2021-11-12 23:37:50,757 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-12 23:37:50,757 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-12 23:37:50,757 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-12 23:37:50,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-12 23:37:50,758 INFO L130 BoogieDeclarations]: Found specification of procedure enable_MAC [2021-11-12 23:37:50,758 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_MAC [2021-11-12 23:37:50,758 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-12 23:37:50,758 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-12 23:37:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure OUT4500 [2021-11-12 23:37:50,759 INFO L138 BoogieDeclarations]: Found implementation of procedure OUT4500 [2021-11-12 23:37:50,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 23:37:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-12 23:37:50,760 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-12 23:37:50,760 INFO L130 BoogieDeclarations]: Found specification of procedure mpi_send_packet [2021-11-12 23:37:50,761 INFO L138 BoogieDeclarations]: Found implementation of procedure mpi_send_packet [2021-11-12 23:37:50,761 INFO L130 BoogieDeclarations]: Found specification of procedure PDE_DATA [2021-11-12 23:37:50,761 INFO L138 BoogieDeclarations]: Found implementation of procedure PDE_DATA [2021-11-12 23:37:50,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-12 23:37:50,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-12 23:37:50,762 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2021-11-12 23:37:50,762 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2021-11-12 23:37:50,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-12 23:37:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure airo_ioctl [2021-11-12 23:37:50,763 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_ioctl [2021-11-12 23:37:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-12 23:37:50,763 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-11-12 23:37:50,763 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-11-12 23:37:50,764 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-12 23:37:50,764 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-12 23:37:50,764 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-12 23:37:50,765 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-12 23:37:50,765 INFO L130 BoogieDeclarations]: Found specification of procedure airo_end_xmit11 [2021-11-12 23:37:50,765 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_end_xmit11 [2021-11-12 23:37:50,765 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-11-12 23:37:50,765 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-11-12 23:37:50,768 INFO L130 BoogieDeclarations]: Found specification of procedure airo_change_mtu [2021-11-12 23:37:50,769 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_change_mtu [2021-11-12 23:37:50,771 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-12 23:37:50,772 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-12 23:37:50,772 INFO L130 BoogieDeclarations]: Found specification of procedure disable_interrupts [2021-11-12 23:37:50,772 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_interrupts [2021-11-12 23:37:50,773 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-12 23:37:50,774 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-12 23:37:50,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-11-12 23:37:50,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-11-12 23:37:50,776 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-12 23:37:50,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-12 23:37:50,782 INFO L130 BoogieDeclarations]: Found specification of procedure down_interruptible [2021-11-12 23:37:50,782 INFO L138 BoogieDeclarations]: Found implementation of procedure down_interruptible [2021-11-12 23:37:50,782 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-12 23:37:50,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-12 23:37:50,783 INFO L130 BoogieDeclarations]: Found specification of procedure airo_pci_remove [2021-11-12 23:37:50,783 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_pci_remove [2021-11-12 23:37:50,783 INFO L130 BoogieDeclarations]: Found specification of procedure aux_setup [2021-11-12 23:37:50,783 INFO L138 BoogieDeclarations]: Found implementation of procedure aux_setup [2021-11-12 23:37:50,784 INFO L130 BoogieDeclarations]: Found specification of procedure writeConfigRid [2021-11-12 23:37:50,784 INFO L138 BoogieDeclarations]: Found implementation of procedure writeConfigRid [2021-11-12 23:37:50,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-12 23:37:50,784 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-12 23:37:50,784 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-11-12 23:37:50,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-11-12 23:37:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure readCapabilityRid [2021-11-12 23:37:50,785 INFO L138 BoogieDeclarations]: Found implementation of procedure readCapabilityRid [2021-11-12 23:37:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2021-11-12 23:37:50,785 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2021-11-12 23:37:50,785 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2021-11-12 23:37:50,785 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2021-11-12 23:37:50,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-11-12 23:37:50,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-11-12 23:37:50,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_netdev_mqs [2021-11-12 23:37:50,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_netdev_mqs [2021-11-12 23:37:50,786 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-11-12 23:37:50,786 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-11-12 23:37:50,786 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-11-12 23:37:50,787 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-11-12 23:37:50,787 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-12 23:37:50,787 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-12 23:37:50,787 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-11-12 23:37:50,787 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-11-12 23:37:50,787 INFO L130 BoogieDeclarations]: Found specification of procedure writeWepKeyRid [2021-11-12 23:37:50,788 INFO L138 BoogieDeclarations]: Found implementation of procedure writeWepKeyRid [2021-11-12 23:37:50,788 INFO L130 BoogieDeclarations]: Found specification of procedure proc_create_data [2021-11-12 23:37:50,788 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_create_data [2021-11-12 23:37:50,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-12 23:37:50,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-12 23:37:50,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-12 23:37:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-12 23:37:50,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-12 23:37:50,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2021-11-12 23:37:50,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2021-11-12 23:37:50,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2021-11-12 23:37:50,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2021-11-12 23:37:50,790 INFO L130 BoogieDeclarations]: Found specification of procedure del_airo_dev [2021-11-12 23:37:50,790 INFO L138 BoogieDeclarations]: Found implementation of procedure del_airo_dev [2021-11-12 23:37:50,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-12 23:37:50,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-12 23:37:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-12 23:37:50,791 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-12 23:37:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-12 23:37:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure writeSsidRid [2021-11-12 23:37:50,791 INFO L138 BoogieDeclarations]: Found implementation of procedure writeSsidRid [2021-11-12 23:37:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-12 23:37:50,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-12 23:37:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure MoveWindow [2021-11-12 23:37:50,792 INFO L138 BoogieDeclarations]: Found implementation of procedure MoveWindow [2021-11-12 23:37:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-12 23:37:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2021-11-12 23:37:50,792 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2021-11-12 23:37:50,792 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-12 23:37:50,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-12 23:37:50,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-12 23:37:50,793 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-11-12 23:37:50,793 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-11-12 23:37:50,793 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_cipher_tfm [2021-11-12 23:37:50,793 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_cipher_tfm [2021-11-12 23:37:50,793 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2021-11-12 23:37:50,793 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2021-11-12 23:37:50,794 INFO L130 BoogieDeclarations]: Found specification of procedure proc_close [2021-11-12 23:37:50,794 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_close [2021-11-12 23:37:50,794 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-12 23:37:50,794 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-12 23:37:50,794 INFO L130 BoogieDeclarations]: Found specification of procedure airo_set_multicast_list [2021-11-12 23:37:50,794 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_set_multicast_list [2021-11-12 23:37:50,795 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-12 23:37:50,795 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-12 23:37:50,795 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-11-12 23:37:50,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-11-12 23:37:50,795 INFO L130 BoogieDeclarations]: Found specification of procedure set_wep_key [2021-11-12 23:37:50,795 INFO L138 BoogieDeclarations]: Found implementation of procedure set_wep_key [2021-11-12 23:37:50,795 INFO L130 BoogieDeclarations]: Found specification of procedure writeAPListRid [2021-11-12 23:37:50,795 INFO L138 BoogieDeclarations]: Found implementation of procedure writeAPListRid [2021-11-12 23:37:50,796 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-12 23:37:50,796 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-12 23:37:50,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-12 23:37:50,796 INFO L130 BoogieDeclarations]: Found specification of procedure freezing [2021-11-12 23:37:50,796 INFO L138 BoogieDeclarations]: Found implementation of procedure freezing [2021-11-12 23:37:50,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 23:37:50,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 23:37:50,797 INFO L130 BoogieDeclarations]: Found specification of procedure proc_stats_rid_open [2021-11-12 23:37:50,797 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_stats_rid_open [2021-11-12 23:37:50,797 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-12 23:37:50,797 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-12 23:37:50,797 INFO L130 BoogieDeclarations]: Found specification of procedure wireless_send_event [2021-11-12 23:37:50,797 INFO L138 BoogieDeclarations]: Found implementation of procedure wireless_send_event [2021-11-12 23:37:50,797 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-12 23:37:50,798 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-12 23:37:50,798 INFO L130 BoogieDeclarations]: Found specification of procedure insb [2021-11-12 23:37:50,798 INFO L138 BoogieDeclarations]: Found implementation of procedure insb [2021-11-12 23:37:50,798 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-12 23:37:50,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-11-12 23:37:50,798 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-11-12 23:37:50,798 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-12 23:37:50,799 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-12 23:37:50,799 INFO L130 BoogieDeclarations]: Found specification of procedure __kuid_val [2021-11-12 23:37:50,799 INFO L138 BoogieDeclarations]: Found implementation of procedure __kuid_val [2021-11-12 23:37:50,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-12 23:37:50,799 INFO L130 BoogieDeclarations]: Found specification of procedure IN4500 [2021-11-12 23:37:50,799 INFO L138 BoogieDeclarations]: Found implementation of procedure IN4500 [2021-11-12 23:37:50,799 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2021-11-12 23:37:50,800 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2021-11-12 23:37:50,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-12 23:37:50,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-12 23:37:50,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-12 23:37:50,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-12 23:37:50,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-12 23:37:50,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-12 23:37:50,805 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_fromio [2021-11-12 23:37:50,805 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_fromio [2021-11-12 23:37:50,805 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-11-12 23:37:50,805 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-11-12 23:37:50,806 INFO L130 BoogieDeclarations]: Found specification of procedure bap_write [2021-11-12 23:37:50,806 INFO L138 BoogieDeclarations]: Found implementation of procedure bap_write [2021-11-12 23:37:50,806 INFO L130 BoogieDeclarations]: Found specification of procedure _init_airo_card [2021-11-12 23:37:50,806 INFO L138 BoogieDeclarations]: Found implementation of procedure _init_airo_card [2021-11-12 23:37:50,812 INFO L130 BoogieDeclarations]: Found specification of procedure waitbusy [2021-11-12 23:37:50,813 INFO L138 BoogieDeclarations]: Found implementation of procedure waitbusy [2021-11-12 23:37:50,813 INFO L130 BoogieDeclarations]: Found specification of procedure decapsulate [2021-11-12 23:37:50,813 INFO L138 BoogieDeclarations]: Found implementation of procedure decapsulate [2021-11-12 23:37:50,813 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2021-11-12 23:37:50,813 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2021-11-12 23:37:50,813 INFO L130 BoogieDeclarations]: Found specification of procedure proc_mkdir_mode [2021-11-12 23:37:50,813 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_mkdir_mode [2021-11-12 23:37:50,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-12 23:37:50,814 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-12 23:37:50,814 INFO L130 BoogieDeclarations]: Found specification of procedure readBSSListRid [2021-11-12 23:37:50,814 INFO L138 BoogieDeclarations]: Found implementation of procedure readBSSListRid [2021-11-12 23:37:50,814 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-12 23:37:50,814 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-12 23:37:50,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_airo_cleanup_module_23_2 [2021-11-12 23:37:50,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_airo_cleanup_module_23_2 [2021-11-12 23:37:50,815 INFO L130 BoogieDeclarations]: Found specification of procedure insw [2021-11-12 23:37:50,815 INFO L138 BoogieDeclarations]: Found implementation of procedure insw [2021-11-12 23:37:50,815 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2021-11-12 23:37:50,815 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2021-11-12 23:37:50,815 INFO L130 BoogieDeclarations]: Found specification of procedure set_wep_tx_idx [2021-11-12 23:37:50,815 INFO L138 BoogieDeclarations]: Found implementation of procedure set_wep_tx_idx [2021-11-12 23:37:50,816 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-12 23:37:50,816 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-12 23:37:50,816 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-11-12 23:37:50,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-11-12 23:37:50,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 23:37:50,816 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-12 23:37:50,816 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-12 23:37:50,816 INFO L130 BoogieDeclarations]: Found specification of procedure proc_write [2021-11-12 23:37:50,817 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_write [2021-11-12 23:37:50,817 INFO L130 BoogieDeclarations]: Found specification of procedure up [2021-11-12 23:37:50,817 INFO L138 BoogieDeclarations]: Found implementation of procedure up [2021-11-12 23:37:50,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-12 23:37:50,817 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2021-11-12 23:37:50,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2021-11-12 23:37:50,817 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_subtree [2021-11-12 23:37:50,817 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_proc_subtree [2021-11-12 23:37:50,818 INFO L130 BoogieDeclarations]: Found specification of procedure transmit_allocate [2021-11-12 23:37:50,818 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit_allocate [2021-11-12 23:37:50,818 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2021-11-12 23:37:50,818 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2021-11-12 23:37:50,818 INFO L130 BoogieDeclarations]: Found specification of procedure proc_read [2021-11-12 23:37:50,818 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_read [2021-11-12 23:37:50,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-12 23:37:50,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-12 23:37:50,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-12 23:37:50,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-12 23:37:50,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-12 23:37:50,819 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-12 23:37:50,819 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-12 23:37:50,819 INFO L130 BoogieDeclarations]: Found specification of procedure PC4500_accessrid [2021-11-12 23:37:50,819 INFO L138 BoogieDeclarations]: Found implementation of procedure PC4500_accessrid [2021-11-12 23:37:50,820 INFO L130 BoogieDeclarations]: Found specification of procedure airo_send_event [2021-11-12 23:37:50,820 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_send_event [2021-11-12 23:37:50,820 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-12 23:37:50,820 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-12 23:37:50,820 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-12 23:37:50,820 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-12 23:37:50,820 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-11-12 23:37:50,821 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-11-12 23:37:50,821 INFO L130 BoogieDeclarations]: Found specification of procedure airo_pci_resume [2021-11-12 23:37:50,821 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_pci_resume [2021-11-12 23:37:50,821 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-12 23:37:50,821 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-12 23:37:50,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-12 23:37:50,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-12 23:37:50,821 INFO L130 BoogieDeclarations]: Found specification of procedure hex_to_bin [2021-11-12 23:37:50,822 INFO L138 BoogieDeclarations]: Found implementation of procedure hex_to_bin [2021-11-12 23:37:50,822 INFO L130 BoogieDeclarations]: Found specification of procedure try_auto_wep [2021-11-12 23:37:50,822 INFO L138 BoogieDeclarations]: Found implementation of procedure try_auto_wep [2021-11-12 23:37:50,822 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-12 23:37:50,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-12 23:37:50,822 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-11-12 23:37:50,822 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-11-12 23:37:50,823 INFO L130 BoogieDeclarations]: Found specification of procedure bap_read [2021-11-12 23:37:50,823 INFO L138 BoogieDeclarations]: Found implementation of procedure bap_read [2021-11-12 23:37:50,823 INFO L130 BoogieDeclarations]: Found specification of procedure issuecommand [2021-11-12 23:37:50,823 INFO L138 BoogieDeclarations]: Found implementation of procedure issuecommand [2021-11-12 23:37:50,823 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-11-12 23:37:50,823 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-11-12 23:37:50,823 INFO L130 BoogieDeclarations]: Found specification of procedure bap_setup [2021-11-12 23:37:50,823 INFO L138 BoogieDeclarations]: Found implementation of procedure bap_setup [2021-11-12 23:37:50,824 INFO L130 BoogieDeclarations]: Found specification of procedure readAPListRid [2021-11-12 23:37:50,824 INFO L138 BoogieDeclarations]: Found implementation of procedure readAPListRid [2021-11-12 23:37:50,824 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-11-12 23:37:50,824 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-11-12 23:37:50,824 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-12 23:37:50,824 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-12 23:37:50,824 INFO L130 BoogieDeclarations]: Found specification of procedure airo_read_stats [2021-11-12 23:37:50,825 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_read_stats [2021-11-12 23:37:50,825 INFO L130 BoogieDeclarations]: Found specification of procedure airo_end_xmit [2021-11-12 23:37:50,825 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_end_xmit [2021-11-12 23:37:50,825 INFO L130 BoogieDeclarations]: Found specification of procedure readConfigRid [2021-11-12 23:37:50,825 INFO L138 BoogieDeclarations]: Found implementation of procedure readConfigRid [2021-11-12 23:37:50,825 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-12 23:37:50,825 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-12 23:37:50,825 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-11-12 23:37:50,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-11-12 23:37:50,826 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-12 23:37:50,826 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-12 23:37:50,826 INFO L130 BoogieDeclarations]: Found specification of procedure ether_setup [2021-11-12 23:37:50,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_setup [2021-11-12 23:37:50,826 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2021-11-12 23:37:50,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2021-11-12 23:37:50,827 INFO L130 BoogieDeclarations]: Found specification of procedure airo_open [2021-11-12 23:37:50,827 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_open [2021-11-12 23:37:50,827 INFO L130 BoogieDeclarations]: Found specification of procedure stop_airo_card [2021-11-12 23:37:50,827 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_airo_card [2021-11-12 23:37:50,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-12 23:37:50,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-12 23:37:50,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-12 23:37:50,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-12 23:37:50,828 INFO L130 BoogieDeclarations]: Found specification of procedure emmh32_update [2021-11-12 23:37:50,828 INFO L138 BoogieDeclarations]: Found implementation of procedure emmh32_update [2021-11-12 23:37:50,828 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2021-11-12 23:37:50,828 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2021-11-12 23:37:50,828 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2021-11-12 23:37:50,828 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2021-11-12 23:37:50,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-12 23:37:50,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-12 23:37:50,829 INFO L130 BoogieDeclarations]: Found specification of procedure readWepKeyRid [2021-11-12 23:37:50,829 INFO L138 BoogieDeclarations]: Found implementation of procedure readWepKeyRid [2021-11-12 23:37:50,829 INFO L130 BoogieDeclarations]: Found specification of procedure __kgid_val [2021-11-12 23:37:50,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __kgid_val [2021-11-12 23:37:50,829 INFO L130 BoogieDeclarations]: Found specification of procedure mpi_unmap_card [2021-11-12 23:37:50,829 INFO L138 BoogieDeclarations]: Found implementation of procedure mpi_unmap_card [2021-11-12 23:37:50,830 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-11-12 23:37:50,831 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-11-12 23:37:50,831 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2021-11-12 23:37:50,831 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2021-11-12 23:37:50,831 INFO L130 BoogieDeclarations]: Found specification of procedure proc_set_user [2021-11-12 23:37:50,831 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_set_user [2021-11-12 23:37:50,831 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-11-12 23:37:50,831 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-11-12 23:37:50,832 INFO L130 BoogieDeclarations]: Found specification of procedure default_llseek [2021-11-12 23:37:50,832 INFO L138 BoogieDeclarations]: Found implementation of procedure default_llseek [2021-11-12 23:37:50,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-12 23:37:50,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-12 23:37:50,832 INFO L130 BoogieDeclarations]: Found specification of procedure airo_get_stats [2021-11-12 23:37:50,832 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_get_stats [2021-11-12 23:37:50,832 INFO L130 BoogieDeclarations]: Found specification of procedure PC4500_readrid [2021-11-12 23:37:50,832 INFO L138 BoogieDeclarations]: Found implementation of procedure PC4500_readrid [2021-11-12 23:37:50,833 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-12 23:37:50,833 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-12 23:37:50,833 INFO L130 BoogieDeclarations]: Found specification of procedure mpi_init_descriptors [2021-11-12 23:37:50,833 INFO L138 BoogieDeclarations]: Found implementation of procedure mpi_init_descriptors [2021-11-12 23:37:50,833 INFO L130 BoogieDeclarations]: Found specification of procedure get_dec_u16 [2021-11-12 23:37:50,833 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dec_u16 [2021-11-12 23:37:50,833 INFO L130 BoogieDeclarations]: Found specification of procedure enable_interrupts [2021-11-12 23:37:50,834 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_interrupts [2021-11-12 23:37:50,834 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-11-12 23:37:50,834 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-11-12 23:37:50,834 INFO L130 BoogieDeclarations]: Found specification of procedure airo_read_wireless_stats [2021-11-12 23:37:50,834 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_read_wireless_stats [2021-11-12 23:37:50,834 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2021-11-12 23:37:50,902 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2021-11-12 23:37:50,903 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-11-12 23:37:50,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-11-12 23:37:50,903 INFO L130 BoogieDeclarations]: Found specification of procedure airo_set_mac_address [2021-11-12 23:37:50,903 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_set_mac_address [2021-11-12 23:37:50,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-12 23:37:50,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-12 23:37:50,903 INFO L130 BoogieDeclarations]: Found specification of procedure emmh32_init [2021-11-12 23:37:50,903 INFO L138 BoogieDeclarations]: Found implementation of procedure emmh32_init [2021-11-12 23:37:50,903 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-11-12 23:37:50,903 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-11-12 23:37:50,903 INFO L130 BoogieDeclarations]: Found specification of procedure disable_MAC [2021-11-12 23:37:50,903 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_MAC [2021-11-12 23:37:50,904 INFO L130 BoogieDeclarations]: Found specification of procedure readStatsRid [2021-11-12 23:37:50,904 INFO L138 BoogieDeclarations]: Found implementation of procedure readStatsRid [2021-11-12 23:37:50,904 INFO L130 BoogieDeclarations]: Found specification of procedure encapsulate [2021-11-12 23:37:50,904 INFO L138 BoogieDeclarations]: Found implementation of procedure encapsulate [2021-11-12 23:37:50,904 INFO L130 BoogieDeclarations]: Found specification of procedure airo_set_promisc [2021-11-12 23:37:50,904 INFO L138 BoogieDeclarations]: Found implementation of procedure airo_set_promisc [2021-11-12 23:37:55,215 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-12 23:41:31,008 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-12 23:41:32,888 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 23:41:32,888 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-12 23:41:32,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:41:32 BoogieIcfgContainer [2021-11-12 23:41:32,897 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 23:41:32,899 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 23:41:32,899 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 23:41:32,902 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 23:41:32,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 11:37:38" (1/3) ... [2021-11-12 23:41:32,907 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b56519e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:41:32, skipping insertion in model container [2021-11-12 23:41:32,908 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:37:48" (2/3) ... [2021-11-12 23:41:32,908 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b56519e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:41:32, skipping insertion in model container [2021-11-12 23:41:32,908 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:41:32" (3/3) ... [2021-11-12 23:41:32,910 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-wireless-airo.cil.i [2021-11-12 23:41:32,917 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 23:41:32,917 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-12 23:41:33,010 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 23:41:33,016 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=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-12 23:41:33,016 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-11-12 23:41:33,133 INFO L276 IsEmpty]: Start isEmpty. Operand has 4900 states, 3313 states have (on average 1.3317235134319347) internal successors, (4412), 3428 states have internal predecessors, (4412), 1396 states have call successors, (1396), 191 states have call predecessors, (1396), 190 states have return successors, (1389), 1342 states have call predecessors, (1389), 1389 states have call successors, (1389) [2021-11-12 23:41:33,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 681 [2021-11-12 23:41:33,189 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:41:33,191 INFO L514 BasicCegarLoop]: trace histogram [60, 60, 59, 59, 59, 59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:41:33,192 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:41:33,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:41:33,198 INFO L85 PathProgramCache]: Analyzing trace with hash -1819798301, now seen corresponding path program 1 times [2021-11-12 23:41:33,235 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:41:33,236 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [70918214] [2021-11-12 23:41:33,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:41:33,237 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:41:33,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:41:33,240 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:41:33,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-12 23:41:57,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:41:57,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 5247 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 23:41:57,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:42:00,305 INFO L134 CoverageAnalysis]: Checked inductivity of 15576 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 15399 trivial. 0 not checked. [2021-11-12 23:42:00,306 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:42:02,814 INFO L134 CoverageAnalysis]: Checked inductivity of 15576 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15576 trivial. 0 not checked. [2021-11-12 23:42:02,815 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:42:02,815 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [70918214] [2021-11-12 23:42:02,816 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [70918214] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:42:02,816 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:42:02,817 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-12 23:42:02,818 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874002532] [2021-11-12 23:42:02,819 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:42:02,826 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 23:42:02,826 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:42:02,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 23:42:02,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:42:02,866 INFO L87 Difference]: Start difference. First operand has 4900 states, 3313 states have (on average 1.3317235134319347) internal successors, (4412), 3428 states have internal predecessors, (4412), 1396 states have call successors, (1396), 191 states have call predecessors, (1396), 190 states have return successors, (1389), 1342 states have call predecessors, (1389), 1389 states have call successors, (1389) Second operand has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 4 states have call successors, (65), 3 states have call predecessors, (65), 3 states have return successors, (64), 4 states have call predecessors, (64), 4 states have call successors, (64) [2021-11-12 23:42:06,252 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:43:08,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:43:08,405 INFO L93 Difference]: Finished difference Result 18875 states and 28371 transitions. [2021-11-12 23:43:08,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:43:08,407 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 4 states have call successors, (65), 3 states have call predecessors, (65), 3 states have return successors, (64), 4 states have call predecessors, (64), 4 states have call successors, (64) Word has length 680 [2021-11-12 23:43:08,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:43:08,609 INFO L225 Difference]: With dead ends: 18875 [2021-11-12 23:43:08,609 INFO L226 Difference]: Without dead ends: 14077 [2021-11-12 23:43:08,691 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1358 GetRequests, 1356 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:43:08,694 INFO L933 BasicCegarLoop]: 9758 mSDtfsCounter, 13868 mSDsluCounter, 17781 mSDsCounter, 0 mSdLazyCounter, 2822 mSolverCounterSat, 32 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 62577.73ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 13868 SdHoareTripleChecker+Valid, 27539 SdHoareTripleChecker+Invalid, 2855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 127.30ms SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 2822 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 64396.46ms IncrementalHoareTripleChecker+Time [2021-11-12 23:43:08,695 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13868 Valid, 27539 Invalid, 2855 Unknown, 0 Unchecked, 127.30ms Time], IncrementalHoareTripleChecker [32 Valid, 2822 Invalid, 1 Unknown, 0 Unchecked, 64396.46ms Time] [2021-11-12 23:43:08,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14077 states. [2021-11-12 23:43:09,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14077 to 14069. [2021-11-12 23:43:09,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14069 states, 9541 states have (on average 1.3338224504768892) internal successors, (12726), 9886 states have internal predecessors, (12726), 3966 states have call successors, (3966), 561 states have call predecessors, (3966), 560 states have return successors, (3963), 3822 states have call predecessors, (3963), 3963 states have call successors, (3963) [2021-11-12 23:43:09,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14069 states to 14069 states and 20655 transitions. [2021-11-12 23:43:09,914 INFO L78 Accepts]: Start accepts. Automaton has 14069 states and 20655 transitions. Word has length 680 [2021-11-12 23:43:09,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:43:09,922 INFO L470 AbstractCegarLoop]: Abstraction has 14069 states and 20655 transitions. [2021-11-12 23:43:09,923 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 4 states have call successors, (65), 3 states have call predecessors, (65), 3 states have return successors, (64), 4 states have call predecessors, (64), 4 states have call successors, (64) [2021-11-12 23:43:09,923 INFO L276 IsEmpty]: Start isEmpty. Operand 14069 states and 20655 transitions. [2021-11-12 23:43:09,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 702 [2021-11-12 23:43:09,975 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:43:09,977 INFO L514 BasicCegarLoop]: trace histogram [60, 60, 59, 59, 59, 59, 59, 59, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:43:10,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-12 23:43:10,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:43:10,192 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:43:10,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:43:10,193 INFO L85 PathProgramCache]: Analyzing trace with hash 2063910599, now seen corresponding path program 1 times [2021-11-12 23:43:10,209 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:43:10,209 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [103990799] [2021-11-12 23:43:10,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:43:10,210 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:43:10,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:43:10,211 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:43:10,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-12 23:43:33,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:43:34,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 5298 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 23:43:34,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:43:37,027 INFO L134 CoverageAnalysis]: Checked inductivity of 15576 backedges. 177 proven. 0 refuted. 0 times theorem prover too weak. 15399 trivial. 0 not checked. [2021-11-12 23:43:37,027 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:43:39,549 INFO L134 CoverageAnalysis]: Checked inductivity of 15576 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15576 trivial. 0 not checked. [2021-11-12 23:43:39,549 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:43:39,549 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [103990799] [2021-11-12 23:43:39,549 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [103990799] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:43:39,550 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:43:39,550 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-12 23:43:39,550 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668696181] [2021-11-12 23:43:39,550 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:43:39,554 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 23:43:39,554 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:43:39,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 23:43:39,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:43:39,555 INFO L87 Difference]: Start difference. First operand 14069 states and 20655 transitions. Second operand has 4 states, 4 states have (on average 36.5) internal successors, (146), 4 states have internal predecessors, (146), 4 states have call successors, (64), 3 states have call predecessors, (64), 3 states have return successors, (64), 4 states have call predecessors, (64), 4 states have call successors, (64) [2021-11-12 23:43:42,638 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:44:40,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:44:40,408 INFO L93 Difference]: Finished difference Result 44607 states and 65305 transitions. [2021-11-12 23:44:40,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:44:40,409 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.5) internal successors, (146), 4 states have internal predecessors, (146), 4 states have call successors, (64), 3 states have call predecessors, (64), 3 states have return successors, (64), 4 states have call predecessors, (64), 4 states have call successors, (64) Word has length 701 [2021-11-12 23:44:40,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:44:40,663 INFO L225 Difference]: With dead ends: 44607 [2021-11-12 23:44:40,663 INFO L226 Difference]: Without dead ends: 30661 [2021-11-12 23:44:40,753 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1400 GetRequests, 1398 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:44:40,755 INFO L933 BasicCegarLoop]: 9553 mSDtfsCounter, 12961 mSDsluCounter, 12838 mSDsCounter, 0 mSdLazyCounter, 2724 mSolverCounterSat, 49 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 57925.63ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 12961 SdHoareTripleChecker+Valid, 22391 SdHoareTripleChecker+Invalid, 2774 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 80.09ms SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 2724 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 59627.58ms IncrementalHoareTripleChecker+Time [2021-11-12 23:44:40,755 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12961 Valid, 22391 Invalid, 2774 Unknown, 0 Unchecked, 80.09ms Time], IncrementalHoareTripleChecker [49 Valid, 2724 Invalid, 1 Unknown, 0 Unchecked, 59627.58ms Time] [2021-11-12 23:44:40,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30661 states. [2021-11-12 23:44:42,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30661 to 30647. [2021-11-12 23:44:42,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30647 states, 20865 states have (on average 1.3361610352264557) internal successors, (27879), 21610 states have internal predecessors, (27879), 8447 states have call successors, (8447), 1336 states have call predecessors, (8447), 1333 states have return successors, (8444), 8170 states have call predecessors, (8444), 8444 states have call successors, (8444) [2021-11-12 23:44:42,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30647 states to 30647 states and 44770 transitions. [2021-11-12 23:44:42,500 INFO L78 Accepts]: Start accepts. Automaton has 30647 states and 44770 transitions. Word has length 701 [2021-11-12 23:44:42,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:44:42,502 INFO L470 AbstractCegarLoop]: Abstraction has 30647 states and 44770 transitions. [2021-11-12 23:44:42,502 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.5) internal successors, (146), 4 states have internal predecessors, (146), 4 states have call successors, (64), 3 states have call predecessors, (64), 3 states have return successors, (64), 4 states have call predecessors, (64), 4 states have call successors, (64) [2021-11-12 23:44:42,502 INFO L276 IsEmpty]: Start isEmpty. Operand 30647 states and 44770 transitions. [2021-11-12 23:44:42,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 786 [2021-11-12 23:44:42,559 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:44:42,561 INFO L514 BasicCegarLoop]: trace histogram [62, 62, 59, 59, 59, 59, 59, 59, 7, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:44:42,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-12 23:44:42,783 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:44:42,783 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:44:42,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:44:42,784 INFO L85 PathProgramCache]: Analyzing trace with hash -736754964, now seen corresponding path program 1 times [2021-11-12 23:44:42,802 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:44:42,802 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1122481431] [2021-11-12 23:44:42,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:44:42,802 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:44:42,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:44:42,803 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:44:42,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-12 23:45:07,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:45:08,148 INFO L263 TraceCheckSpWp]: Trace formula consists of 5513 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:45:08,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:45:10,705 INFO L134 CoverageAnalysis]: Checked inductivity of 16051 backedges. 414 proven. 0 refuted. 0 times theorem prover too weak. 15637 trivial. 0 not checked. [2021-11-12 23:45:10,706 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:45:12,880 INFO L134 CoverageAnalysis]: Checked inductivity of 16051 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 16037 trivial. 0 not checked. [2021-11-12 23:45:12,880 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:45:12,881 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1122481431] [2021-11-12 23:45:12,881 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1122481431] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:45:12,881 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:45:12,882 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-12 23:45:12,882 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674897704] [2021-11-12 23:45:12,882 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:45:12,884 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:45:12,884 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:45:12,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:45:12,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:45:12,885 INFO L87 Difference]: Start difference. First operand 30647 states and 44770 transitions. Second operand has 5 states, 5 states have (on average 28.4) internal successors, (142), 5 states have internal predecessors, (142), 2 states have call successors, (80), 2 states have call predecessors, (80), 2 states have return successors, (79), 2 states have call predecessors, (79), 2 states have call successors, (79) [2021-11-12 23:45:15,033 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:45:17,053 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:45:21,511 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:45:23,532 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:45:25,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:45:25,036 INFO L93 Difference]: Finished difference Result 77734 states and 115563 transitions. [2021-11-12 23:45:25,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-12 23:45:25,038 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.4) internal successors, (142), 5 states have internal predecessors, (142), 2 states have call successors, (80), 2 states have call predecessors, (80), 2 states have return successors, (79), 2 states have call predecessors, (79), 2 states have call successors, (79) Word has length 785 [2021-11-12 23:45:25,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:45:25,344 INFO L225 Difference]: With dead ends: 77734 [2021-11-12 23:45:25,344 INFO L226 Difference]: Without dead ends: 49978 [2021-11-12 23:45:25,760 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1572 GetRequests, 1567 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-12 23:45:25,761 INFO L933 BasicCegarLoop]: 11870 mSDtfsCounter, 6006 mSDsluCounter, 28213 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1724 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9684.70ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 6579 SdHoareTripleChecker+Valid, 40083 SdHoareTripleChecker+Invalid, 1740 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 81.04ms SdHoareTripleChecker+Time, 1724 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10073.16ms IncrementalHoareTripleChecker+Time [2021-11-12 23:45:25,761 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6579 Valid, 40083 Invalid, 1740 Unknown, 0 Unchecked, 81.04ms Time], IncrementalHoareTripleChecker [1724 Valid, 12 Invalid, 4 Unknown, 0 Unchecked, 10073.16ms Time] [2021-11-12 23:45:25,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49978 states. [2021-11-12 23:45:28,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49978 to 30656. [2021-11-12 23:45:28,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30656 states, 20874 states have (on average 1.336016096579477) internal successors, (27888), 21619 states have internal predecessors, (27888), 8447 states have call successors, (8447), 1336 states have call predecessors, (8447), 1333 states have return successors, (8444), 8170 states have call predecessors, (8444), 8444 states have call successors, (8444) [2021-11-12 23:45:28,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30656 states to 30656 states and 44779 transitions. [2021-11-12 23:45:28,372 INFO L78 Accepts]: Start accepts. Automaton has 30656 states and 44779 transitions. Word has length 785 [2021-11-12 23:45:28,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:45:28,375 INFO L470 AbstractCegarLoop]: Abstraction has 30656 states and 44779 transitions. [2021-11-12 23:45:28,375 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.4) internal successors, (142), 5 states have internal predecessors, (142), 2 states have call successors, (80), 2 states have call predecessors, (80), 2 states have return successors, (79), 2 states have call predecessors, (79), 2 states have call successors, (79) [2021-11-12 23:45:28,375 INFO L276 IsEmpty]: Start isEmpty. Operand 30656 states and 44779 transitions. [2021-11-12 23:45:28,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 786 [2021-11-12 23:45:28,437 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:45:28,439 INFO L514 BasicCegarLoop]: trace histogram [62, 62, 59, 59, 59, 59, 59, 59, 7, 7, 7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:45:28,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-12 23:45:28,660 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:45:28,661 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:45:28,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:45:28,662 INFO L85 PathProgramCache]: Analyzing trace with hash -752273682, now seen corresponding path program 1 times [2021-11-12 23:45:28,678 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:45:28,678 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1934856540] [2021-11-12 23:45:28,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:45:28,679 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:45:28,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:45:28,680 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:45:28,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-12 23:45:54,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:45:54,955 INFO L263 TraceCheckSpWp]: Trace formula consists of 5513 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:45:54,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:46:24,771 INFO L134 CoverageAnalysis]: Checked inductivity of 16051 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16051 trivial. 0 not checked. [2021-11-12 23:46:24,771 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:46:32,600 INFO L134 CoverageAnalysis]: Checked inductivity of 16051 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16051 trivial. 0 not checked. [2021-11-12 23:46:32,600 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:46:32,600 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1934856540] [2021-11-12 23:46:32,600 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1934856540] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:46:32,601 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:46:32,601 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 5 [2021-11-12 23:46:32,602 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864909901] [2021-11-12 23:46:32,602 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:46:32,603 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:46:32,604 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:46:32,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:46:32,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:46:32,605 INFO L87 Difference]: Start difference. First operand 30656 states and 44779 transitions. Second operand has 5 states, 5 states have (on average 28.8) internal successors, (144), 5 states have internal predecessors, (144), 2 states have call successors, (147), 2 states have call predecessors, (147), 2 states have return successors, (146), 2 states have call predecessors, (146), 2 states have call successors, (146) [2021-11-12 23:46:33,692 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result VALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:46:34,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:46:34,775 INFO L93 Difference]: Finished difference Result 30656 states and 44779 transitions. [2021-11-12 23:46:34,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:46:34,775 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.8) internal successors, (144), 5 states have internal predecessors, (144), 2 states have call successors, (147), 2 states have call predecessors, (147), 2 states have return successors, (146), 2 states have call predecessors, (146), 2 states have call successors, (146) Word has length 785 [2021-11-12 23:46:34,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:46:34,951 INFO L225 Difference]: With dead ends: 30656 [2021-11-12 23:46:34,952 INFO L226 Difference]: Without dead ends: 30320 [2021-11-12 23:46:35,078 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1569 GetRequests, 1565 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-12 23:46:35,082 INFO L933 BasicCegarLoop]: 7136 mSDtfsCounter, 6872 mSDsluCounter, 7136 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1135.88ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 6872 SdHoareTripleChecker+Valid, 14272 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 19.99ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1253.09ms IncrementalHoareTripleChecker+Time [2021-11-12 23:46:35,083 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6872 Valid, 14272 Invalid, 4 Unknown, 0 Unchecked, 19.99ms Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 1253.09ms Time] [2021-11-12 23:46:35,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30320 states. [2021-11-12 23:46:36,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30320 to 30287. [2021-11-12 23:46:36,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30287 states, 20643 states have (on average 1.3364336578985612) internal successors, (27588), 21373 states have internal predecessors, (27588), 8334 states have call successors, (8334), 1309 states have call predecessors, (8334), 1309 states have return successors, (8334), 8068 states have call predecessors, (8334), 8334 states have call successors, (8334) [2021-11-12 23:46:36,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30287 states to 30287 states and 44256 transitions. [2021-11-12 23:46:36,689 INFO L78 Accepts]: Start accepts. Automaton has 30287 states and 44256 transitions. Word has length 785 [2021-11-12 23:46:36,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:46:36,691 INFO L470 AbstractCegarLoop]: Abstraction has 30287 states and 44256 transitions. [2021-11-12 23:46:36,691 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.8) internal successors, (144), 5 states have internal predecessors, (144), 2 states have call successors, (147), 2 states have call predecessors, (147), 2 states have return successors, (146), 2 states have call predecessors, (146), 2 states have call successors, (146) [2021-11-12 23:46:36,692 INFO L276 IsEmpty]: Start isEmpty. Operand 30287 states and 44256 transitions. [2021-11-12 23:46:37,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 897 [2021-11-12 23:46:37,075 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:46:37,075 INFO L514 BasicCegarLoop]: trace histogram [66, 66, 60, 60, 60, 60, 60, 60, 9, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:46:37,199 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-12 23:46:37,296 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:46:37,297 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:46:37,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:46:37,298 INFO L85 PathProgramCache]: Analyzing trace with hash -672748248, now seen corresponding path program 1 times [2021-11-12 23:46:37,312 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:46:37,312 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1053032809] [2021-11-12 23:46:37,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:46:37,313 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:46:37,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:46:37,314 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:46:37,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-12 23:47:02,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:47:02,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 5823 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 23:47:02,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:47:06,946 INFO L134 CoverageAnalysis]: Checked inductivity of 17239 backedges. 1520 proven. 0 refuted. 0 times theorem prover too weak. 15719 trivial. 0 not checked. [2021-11-12 23:47:06,947 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:47:10,490 INFO L134 CoverageAnalysis]: Checked inductivity of 17239 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17233 trivial. 0 not checked. [2021-11-12 23:47:10,490 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:47:10,491 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1053032809] [2021-11-12 23:47:10,491 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1053032809] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:47:10,491 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:47:10,491 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-12 23:47:10,492 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921263735] [2021-11-12 23:47:10,492 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:47:10,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 23:47:10,494 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:47:10,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 23:47:10,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:47:10,508 INFO L87 Difference]: Start difference. First operand 30287 states and 44256 transitions. Second operand has 4 states, 4 states have (on average 52.5) internal successors, (210), 4 states have internal predecessors, (210), 2 states have call successors, (96), 2 states have call predecessors, (96), 2 states have return successors, (96), 2 states have call predecessors, (96), 2 states have call successors, (96) [2021-11-12 23:47:12,157 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:47:25,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:47:25,592 INFO L93 Difference]: Finished difference Result 76642 states and 113935 transitions. [2021-11-12 23:47:25,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:47:25,593 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 52.5) internal successors, (210), 4 states have internal predecessors, (210), 2 states have call successors, (96), 2 states have call predecessors, (96), 2 states have return successors, (96), 2 states have call predecessors, (96), 2 states have call successors, (96) Word has length 896 [2021-11-12 23:47:25,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:47:25,839 INFO L225 Difference]: With dead ends: 76642 [2021-11-12 23:47:25,839 INFO L226 Difference]: Without dead ends: 49246 [2021-11-12 23:47:25,978 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1790 GetRequests, 1788 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:47:25,979 INFO L933 BasicCegarLoop]: 11376 mSDtfsCounter, 4602 mSDsluCounter, 9637 mSDsCounter, 0 mSdLazyCounter, 565 mSolverCounterSat, 559 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12863.08ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 5718 SdHoareTripleChecker+Valid, 21013 SdHoareTripleChecker+Invalid, 1124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 32.30ms SdHoareTripleChecker+Time, 559 IncrementalHoareTripleChecker+Valid, 565 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13308.88ms IncrementalHoareTripleChecker+Time [2021-11-12 23:47:25,979 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5718 Valid, 21013 Invalid, 1124 Unknown, 0 Unchecked, 32.30ms Time], IncrementalHoareTripleChecker [559 Valid, 565 Invalid, 0 Unknown, 0 Unchecked, 13308.88ms Time] [2021-11-12 23:47:26,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49246 states. [2021-11-12 23:47:28,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49246 to 30290. [2021-11-12 23:47:28,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30290 states, 20646 states have (on average 1.3363847718686428) internal successors, (27591), 21376 states have internal predecessors, (27591), 8334 states have call successors, (8334), 1309 states have call predecessors, (8334), 1309 states have return successors, (8334), 8068 states have call predecessors, (8334), 8334 states have call successors, (8334) [2021-11-12 23:47:28,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30290 states to 30290 states and 44259 transitions. [2021-11-12 23:47:28,363 INFO L78 Accepts]: Start accepts. Automaton has 30290 states and 44259 transitions. Word has length 896 [2021-11-12 23:47:28,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:47:28,365 INFO L470 AbstractCegarLoop]: Abstraction has 30290 states and 44259 transitions. [2021-11-12 23:47:28,365 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 52.5) internal successors, (210), 4 states have internal predecessors, (210), 2 states have call successors, (96), 2 states have call predecessors, (96), 2 states have return successors, (96), 2 states have call predecessors, (96), 2 states have call successors, (96) [2021-11-12 23:47:28,366 INFO L276 IsEmpty]: Start isEmpty. Operand 30290 states and 44259 transitions. [2021-11-12 23:47:28,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 897 [2021-11-12 23:47:28,465 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:47:28,465 INFO L514 BasicCegarLoop]: trace histogram [66, 66, 60, 60, 60, 60, 60, 60, 9, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:47:28,602 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-12 23:47:28,679 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:47:28,679 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:47:28,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:47:28,680 INFO L85 PathProgramCache]: Analyzing trace with hash 611806444, now seen corresponding path program 1 times [2021-11-12 23:47:28,696 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:47:28,696 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1821199006] [2021-11-12 23:47:28,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:47:28,697 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:47:28,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:47:28,698 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:47:28,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-12 23:47:54,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:47:54,609 INFO L263 TraceCheckSpWp]: Trace formula consists of 5823 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 23:47:54,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:47:58,372 INFO L134 CoverageAnalysis]: Checked inductivity of 17239 backedges. 1520 proven. 0 refuted. 0 times theorem prover too weak. 15719 trivial. 0 not checked. [2021-11-12 23:47:58,372 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:48:01,523 INFO L134 CoverageAnalysis]: Checked inductivity of 17239 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17233 trivial. 0 not checked. [2021-11-12 23:48:01,523 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:48:01,523 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1821199006] [2021-11-12 23:48:01,523 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1821199006] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:48:01,523 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:48:01,524 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-12 23:48:01,524 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117431628] [2021-11-12 23:48:01,524 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:48:01,525 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 23:48:01,526 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:48:01,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 23:48:01,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:48:01,526 INFO L87 Difference]: Start difference. First operand 30290 states and 44259 transitions. Second operand has 4 states, 4 states have (on average 52.0) internal successors, (208), 4 states have internal predecessors, (208), 2 states have call successors, (94), 2 states have call predecessors, (94), 2 states have return successors, (94), 2 states have call predecessors, (94), 2 states have call successors, (94) [2021-11-12 23:48:14,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:48:14,650 INFO L93 Difference]: Finished difference Result 76648 states and 113941 transitions. [2021-11-12 23:48:14,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-12 23:48:14,651 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 52.0) internal successors, (208), 4 states have internal predecessors, (208), 2 states have call successors, (94), 2 states have call predecessors, (94), 2 states have return successors, (94), 2 states have call predecessors, (94), 2 states have call successors, (94) Word has length 896 [2021-11-12 23:48:14,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:48:15,011 INFO L225 Difference]: With dead ends: 76648 [2021-11-12 23:48:15,011 INFO L226 Difference]: Without dead ends: 49249 [2021-11-12 23:48:15,153 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1790 GetRequests, 1788 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:48:15,154 INFO L933 BasicCegarLoop]: 12109 mSDtfsCounter, 3513 mSDsluCounter, 17762 mSDsCounter, 0 mSdLazyCounter, 570 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10759.56ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 4629 SdHoareTripleChecker+Valid, 29871 SdHoareTripleChecker+Invalid, 571 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 36.99ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 570 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11062.45ms IncrementalHoareTripleChecker+Time [2021-11-12 23:48:15,155 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4629 Valid, 29871 Invalid, 571 Unknown, 0 Unchecked, 36.99ms Time], IncrementalHoareTripleChecker [1 Valid, 570 Invalid, 0 Unknown, 0 Unchecked, 11062.45ms Time] [2021-11-12 23:48:15,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49249 states. [2021-11-12 23:48:17,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49249 to 30293. [2021-11-12 23:48:17,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30293 states, 20649 states have (on average 1.3363359000435857) internal successors, (27594), 21379 states have internal predecessors, (27594), 8334 states have call successors, (8334), 1309 states have call predecessors, (8334), 1309 states have return successors, (8334), 8068 states have call predecessors, (8334), 8334 states have call successors, (8334) [2021-11-12 23:48:17,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30293 states to 30293 states and 44262 transitions. [2021-11-12 23:48:17,282 INFO L78 Accepts]: Start accepts. Automaton has 30293 states and 44262 transitions. Word has length 896 [2021-11-12 23:48:17,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:48:17,282 INFO L470 AbstractCegarLoop]: Abstraction has 30293 states and 44262 transitions. [2021-11-12 23:48:17,283 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 52.0) internal successors, (208), 4 states have internal predecessors, (208), 2 states have call successors, (94), 2 states have call predecessors, (94), 2 states have return successors, (94), 2 states have call predecessors, (94), 2 states have call successors, (94) [2021-11-12 23:48:17,283 INFO L276 IsEmpty]: Start isEmpty. Operand 30293 states and 44262 transitions. [2021-11-12 23:48:17,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 897 [2021-11-12 23:48:17,361 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:48:17,361 INFO L514 BasicCegarLoop]: trace histogram [66, 66, 60, 60, 60, 60, 60, 60, 9, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:48:17,463 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-12 23:48:17,575 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:48:17,575 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:48:17,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:48:17,576 INFO L85 PathProgramCache]: Analyzing trace with hash 273518894, now seen corresponding path program 1 times [2021-11-12 23:48:17,587 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:48:17,587 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [930983019] [2021-11-12 23:48:17,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:48:17,588 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:48:17,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:48:17,589 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:48:17,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-12 23:48:42,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:48:43,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 5823 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-12 23:48:43,470 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:48:47,625 INFO L134 CoverageAnalysis]: Checked inductivity of 17239 backedges. 1520 proven. 0 refuted. 0 times theorem prover too weak. 15719 trivial. 0 not checked. [2021-11-12 23:48:47,625 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:48:50,930 INFO L134 CoverageAnalysis]: Checked inductivity of 17239 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 17233 trivial. 0 not checked. [2021-11-12 23:48:50,930 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:48:50,930 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [930983019] [2021-11-12 23:48:50,931 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [930983019] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:48:50,931 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:48:50,931 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-12 23:48:50,931 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595816627] [2021-11-12 23:48:50,931 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:48:50,933 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:48:50,933 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:48:50,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:48:50,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:48:50,933 INFO L87 Difference]: Start difference. First operand 30293 states and 44262 transitions. Second operand has 5 states, 5 states have (on average 41.2) internal successors, (206), 5 states have internal predecessors, (206), 2 states have call successors, (94), 2 states have call predecessors, (94), 2 states have return successors, (94), 2 states have call predecessors, (94), 2 states have call successors, (94) [2021-11-12 23:48:52,098 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:48:53,645 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:48:56,882 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:48:58,154 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-12 23:49:01,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:49:01,812 INFO L93 Difference]: Finished difference Result 86201 states and 128921 transitions. [2021-11-12 23:49:01,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-12 23:49:01,813 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.2) internal successors, (206), 5 states have internal predecessors, (206), 2 states have call successors, (94), 2 states have call predecessors, (94), 2 states have return successors, (94), 2 states have call predecessors, (94), 2 states have call successors, (94) Word has length 896 [2021-11-12 23:49:01,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:49:02,054 INFO L225 Difference]: With dead ends: 86201 [2021-11-12 23:49:02,055 INFO L226 Difference]: Without dead ends: 58799 [2021-11-12 23:49:02,268 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1794 GetRequests, 1789 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-12 23:49:02,269 INFO L933 BasicCegarLoop]: 11903 mSDtfsCounter, 9987 mSDsluCounter, 30543 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 2799 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7273.44ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 10545 SdHoareTripleChecker+Valid, 42446 SdHoareTripleChecker+Invalid, 2816 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 48.16ms SdHoareTripleChecker+Time, 2799 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7810.75ms IncrementalHoareTripleChecker+Time [2021-11-12 23:49:02,269 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10545 Valid, 42446 Invalid, 2816 Unknown, 0 Unchecked, 48.16ms Time], IncrementalHoareTripleChecker [2799 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 7810.75ms Time] [2021-11-12 23:49:02,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58799 states. [2021-11-12 23:49:04,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58799 to 30302. [2021-11-12 23:49:04,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30302 states, 20658 states have (on average 1.3361893697356957) internal successors, (27603), 21388 states have internal predecessors, (27603), 8334 states have call successors, (8334), 1309 states have call predecessors, (8334), 1309 states have return successors, (8334), 8068 states have call predecessors, (8334), 8334 states have call successors, (8334) [2021-11-12 23:49:04,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30302 states to 30302 states and 44271 transitions. [2021-11-12 23:49:04,668 INFO L78 Accepts]: Start accepts. Automaton has 30302 states and 44271 transitions. Word has length 896 [2021-11-12 23:49:04,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:49:04,669 INFO L470 AbstractCegarLoop]: Abstraction has 30302 states and 44271 transitions. [2021-11-12 23:49:04,669 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.2) internal successors, (206), 5 states have internal predecessors, (206), 2 states have call successors, (94), 2 states have call predecessors, (94), 2 states have return successors, (94), 2 states have call predecessors, (94), 2 states have call successors, (94) [2021-11-12 23:49:04,669 INFO L276 IsEmpty]: Start isEmpty. Operand 30302 states and 44271 transitions. [2021-11-12 23:49:04,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 897 [2021-11-12 23:49:04,727 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:49:04,728 INFO L514 BasicCegarLoop]: trace histogram [66, 66, 60, 60, 60, 60, 60, 60, 9, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:49:04,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (8)] Ended with exit code 0 [2021-11-12 23:49:04,928 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:49:04,929 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:49:04,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:49:04,930 INFO L85 PathProgramCache]: Analyzing trace with hash -2090322768, now seen corresponding path program 1 times [2021-11-12 23:49:04,938 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:49:04,939 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1283603910] [2021-11-12 23:49:04,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:49:04,939 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:49:04,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:49:04,940 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:49:04,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_79956aca-1aea-4883-9795-57142dd0e6ad/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-12 23:49:30,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:49:31,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 5823 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-12 23:49:31,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:49:34,980 INFO L134 CoverageAnalysis]: Checked inductivity of 17239 backedges. 839 proven. 0 refuted. 0 times theorem prover too weak. 16400 trivial. 0 not checked. [2021-11-12 23:49:34,980 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:49:38,562 INFO L134 CoverageAnalysis]: Checked inductivity of 17239 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 17216 trivial. 0 not checked. [2021-11-12 23:49:38,563 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:49:38,563 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1283603910] [2021-11-12 23:49:38,563 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1283603910] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-12 23:49:38,563 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:49:38,563 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-12 23:49:38,564 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [818062948] [2021-11-12 23:49:38,564 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-12 23:49:38,565 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-12 23:49:38,565 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:49:38,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-12 23:49:38,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-12 23:49:38,565 INFO L87 Difference]: Start difference. First operand 30302 states and 44271 transitions. Second operand has 4 states, 4 states have (on average 62.0) internal successors, (248), 4 states have internal predecessors, (248), 4 states have call successors, (90), 3 states have call predecessors, (90), 3 states have return successors, (90), 4 states have call predecessors, (90), 4 states have call successors, (90) [2021-11-12 23:49:41,630 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []