./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG --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 790ee47547867d006f1299e2cf5c9d6d26b057091574ae3950813e98f75c3c5e ....................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG --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 790ee47547867d006f1299e2cf5c9d6d26b057091574ae3950813e98f75c3c5e ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:00:44,112 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:00:44,114 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:00:44,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:00:44,147 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:00:44,149 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:00:44,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:00:44,153 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:00:44,155 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:00:44,156 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:00:44,157 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:00:44,158 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:00:44,159 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:00:44,160 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:00:44,161 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:00:44,170 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:00:44,172 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:00:44,174 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:00:44,177 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:00:44,187 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:00:44,191 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:00:44,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:00:44,196 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:00:44,197 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:00:44,205 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:00:44,205 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:00:44,205 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:00:44,207 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:00:44,207 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:00:44,212 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:00:44,213 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:00:44,214 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:00:44,216 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:00:44,218 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:00:44,219 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:00:44,220 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:00:44,220 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:00:44,221 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:00:44,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:00:44,222 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:00:44,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:00:44,223 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-29 05:00:44,268 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:00:44,269 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:00:44,269 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:00:44,270 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:00:44,270 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:00:44,270 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:00:44,270 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:00:44,274 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:00:44,280 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:00:44,280 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:00:44,281 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:00:44,281 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:00:44,282 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:00:44,282 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:00:44,282 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:00:44,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:00:44,283 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:00:44,283 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:00:44,283 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:00:44,284 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:00:44,284 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:00:44,284 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:00:44,284 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:00:44,285 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:00:44,285 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:00:44,285 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:00:44,285 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:00:44,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:00:44,286 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:00:44,288 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:00:44,288 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:00:44,288 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:00:44,289 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:00:44,289 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:00:44,289 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:00:44,289 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:00:44,289 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_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 790ee47547867d006f1299e2cf5c9d6d26b057091574ae3950813e98f75c3c5e [2021-10-29 05:00:44,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:00:44,627 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:00:44,630 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:00:44,631 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:00:44,632 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:00:44,633 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i [2021-10-29 05:00:44,711 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/data/58e8e247f/9c83b53c2521492f80b31f8e1b548e9c/FLAG3ae7c2325 [2021-10-29 05:00:45,585 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:00:45,586 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i [2021-10-29 05:00:45,636 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/data/58e8e247f/9c83b53c2521492f80b31f8e1b548e9c/FLAG3ae7c2325 [2021-10-29 05:00:46,108 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/data/58e8e247f/9c83b53c2521492f80b31f8e1b548e9c [2021-10-29 05:00:46,111 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:00:46,113 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:00:46,115 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:00:46,115 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:00:46,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:00:46,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:00:46" (1/1) ... [2021-10-29 05:00:46,134 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c302243 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:46, skipping insertion in model container [2021-10-29 05:00:46,134 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:00:46" (1/1) ... [2021-10-29 05:00:46,142 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:00:46,236 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:00:47,026 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_47e970df-bcf9-472a-a197-1ade462e1d16/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i[152029,152042] [2021-10-29 05:00:47,131 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 05:00:47,149 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 05:00:47,173 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 05:00:47,183 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 05:00:47,209 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 05:00:47,293 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 05:00:47,296 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 05:00:47,306 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 05:00:47,403 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 05:00:47,404 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 05:00:47,410 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 05:00:47,417 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 05:00:47,420 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 05:00:47,486 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2021-10-29 05:00:47,558 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:00:47,587 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) [2021-10-29 05:00:47,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6bd156d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:47, skipping insertion in model container [2021-10-29 05:00:47,589 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:00:47,590 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:00:47,592 INFO L168 Benchmark]: Toolchain (without parser) took 1477.42 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 65.2 MB in the beginning and 75.1 MB in the end (delta: -9.9 MB). Peak memory consumption was 51.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:00:47,593 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 92.3 MB. Free memory was 72.1 MB in the beginning and 72.1 MB in the end (delta: 42.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:00:47,595 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1474.64 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 65.0 MB in the beginning and 75.1 MB in the end (delta: -10.1 MB). Peak memory consumption was 51.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:00:47,597 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 92.3 MB. Free memory was 72.1 MB in the beginning and 72.1 MB in the end (delta: 42.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1474.64 ms. Allocated memory was 92.3 MB in the beginning and 111.1 MB in the end (delta: 18.9 MB). Free memory was 65.0 MB in the beginning and 75.1 MB in the end (delta: -10.1 MB). Peak memory consumption was 51.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5179]: 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... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:00:49,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:00:49,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:00:49,955 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:00:49,956 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:00:49,957 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:00:49,959 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:00:49,962 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:00:49,964 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:00:49,966 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:00:49,967 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:00:49,968 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:00:49,969 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:00:49,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:00:49,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:00:49,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:00:49,975 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:00:49,976 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:00:49,978 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:00:49,980 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:00:49,982 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:00:49,984 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:00:49,986 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:00:49,987 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:00:49,990 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:00:49,991 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:00:49,991 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:00:49,993 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:00:49,993 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:00:49,995 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:00:49,995 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:00:49,996 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:00:49,997 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:00:49,998 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:00:49,999 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:00:50,000 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:00:50,000 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:00:50,001 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:00:50,001 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:00:50,002 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:00:50,003 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:00:50,004 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-29 05:00:50,030 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:00:50,030 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:00:50,031 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:00:50,032 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:00:50,032 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:00:50,032 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:00:50,032 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:00:50,032 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:00:50,033 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:00:50,033 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:00:50,034 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:00:50,034 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:00:50,034 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:00:50,034 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:00:50,035 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:00:50,035 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:00:50,035 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:00:50,035 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:00:50,035 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:00:50,036 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:00:50,036 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:00:50,036 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:00:50,036 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:00:50,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:00:50,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:00:50,037 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:00:50,037 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:00:50,038 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:00:50,038 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:00:50,038 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:00:50,038 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:00:50,038 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:00:50,039 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_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 790ee47547867d006f1299e2cf5c9d6d26b057091574ae3950813e98f75c3c5e [2021-10-29 05:00:50,441 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:00:50,471 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:00:50,475 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:00:50,476 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:00:50,477 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:00:50,478 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i [2021-10-29 05:00:50,556 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/data/b773a6a3b/1dbfd23115204f0e9764c19c19a517e4/FLAGb4e0bc8f4 [2021-10-29 05:00:51,579 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:00:51,581 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i [2021-10-29 05:00:51,623 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/data/b773a6a3b/1dbfd23115204f0e9764c19c19a517e4/FLAGb4e0bc8f4 [2021-10-29 05:00:52,013 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/data/b773a6a3b/1dbfd23115204f0e9764c19c19a517e4 [2021-10-29 05:00:52,015 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:00:52,016 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:00:52,018 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:00:52,018 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:00:52,022 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:00:52,022 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:00:52" (1/1) ... [2021-10-29 05:00:52,023 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@165096a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:52, skipping insertion in model container [2021-10-29 05:00:52,024 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:00:52" (1/1) ... [2021-10-29 05:00:52,031 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:00:52,134 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:00:53,015 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_47e970df-bcf9-472a-a197-1ade462e1d16/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i[152029,152042] [2021-10-29 05:00:53,554 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:00:53,595 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-29 05:00:53,651 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:00:53,799 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_47e970df-bcf9-472a-a197-1ade462e1d16/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i[152029,152042] [2021-10-29 05:00:53,906 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:00:53,937 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 05:00:54,136 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_47e970df-bcf9-472a-a197-1ade462e1d16/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i[152029,152042] [2021-10-29 05:00:54,258 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:00:54,334 INFO L208 MainTranslator]: Completed translation [2021-10-29 05:00:54,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:54 WrapperNode [2021-10-29 05:00:54,335 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:00:54,337 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 05:00:54,337 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 05:00:54,337 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 05:00:54,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:54" (1/1) ... [2021-10-29 05:00:54,471 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:54" (1/1) ... [2021-10-29 05:00:54,801 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 05:00:54,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 05:00:54,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 05:00:54,804 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 05:00:54,812 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:54" (1/1) ... [2021-10-29 05:00:54,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:54" (1/1) ... [2021-10-29 05:00:54,916 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:54" (1/1) ... [2021-10-29 05:00:54,917 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:54" (1/1) ... [2021-10-29 05:00:55,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:54" (1/1) ... [2021-10-29 05:00:55,343 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:54" (1/1) ... [2021-10-29 05:00:55,376 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:54" (1/1) ... [2021-10-29 05:00:55,452 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 05:00:55,455 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 05:00:55,455 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 05:00:55,455 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 05:00:55,456 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:54" (1/1) ... [2021-10-29 05:00:55,468 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:00:55,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:00:55,499 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 05:00:55,563 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 05:00:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-10-29 05:00:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-10-29 05:00:55,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-29 05:00:55,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-10-29 05:00:55,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-10-29 05:00:55,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-10-29 05:00:55,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-10-29 05:00:55,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-10-29 05:00:55,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-10-29 05:00:55,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-10-29 05:00:55,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 05:00:55,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-29 05:00:55,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 05:00:55,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-10-29 05:00:55,652 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-10-29 05:00:55,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-10-29 05:00:55,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-10-29 05:00:55,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-29 05:00:55,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-10-29 05:00:55,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-10-29 05:00:55,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-10-29 05:00:55,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 05:00:55,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-29 05:00:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-29 05:00:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_cp_event [2021-10-29 05:00:55,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_cp_event [2021-10-29 05:00:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 05:00:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-29 05:00:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-10-29 05:00:55,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-10-29 05:00:55,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 05:00:55,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 05:03:13,369 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 05:03:13,370 INFO L299 CfgBuilder]: Removed 1606 assume(true) statements. [2021-10-29 05:03:13,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:03:13 BoogieIcfgContainer [2021-10-29 05:03:13,376 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 05:03:13,378 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 05:03:13,378 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 05:03:13,381 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 05:03:13,381 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:00:52" (1/3) ... [2021-10-29 05:03:13,382 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ad93399 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:03:13, skipping insertion in model container [2021-10-29 05:03:13,382 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:00:54" (2/3) ... [2021-10-29 05:03:13,383 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ad93399 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:03:13, skipping insertion in model container [2021-10-29 05:03:13,383 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:03:13" (3/3) ... [2021-10-29 05:03:13,384 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i [2021-10-29 05:03:13,390 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 05:03:13,390 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-29 05:03:13,448 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 05:03:13,454 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 [2021-10-29 05:03:13,454 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-29 05:03:13,507 INFO L276 IsEmpty]: Start isEmpty. Operand has 2063 states, 2000 states have (on average 1.4985) internal successors, (2997), 2042 states have internal predecessors, (2997), 60 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 25 states have call predecessors, (60), 60 states have call successors, (60) [2021-10-29 05:03:13,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-29 05:03:13,514 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:03:13,515 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:03:13,515 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:03:13,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:03:13,521 INFO L85 PathProgramCache]: Analyzing trace with hash 1368154195, now seen corresponding path program 1 times [2021-10-29 05:03:13,536 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:03:13,537 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [897205219] [2021-10-29 05:03:13,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:03:13,538 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:03:13,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:03:13,545 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:03:13,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-29 05:03:14,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:03:14,288 INFO L263 TraceCheckSpWp]: Trace formula consists of 636 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:03:14,293 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:03:14,445 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:03:14,445 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:03:14,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:03:14,593 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:03:14,594 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [897205219] [2021-10-29 05:03:14,594 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [897205219] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:03:14,594 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:03:14,595 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 05:03:14,596 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125582408] [2021-10-29 05:03:14,601 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:03:14,615 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:03:14,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:03:14,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:03:14,651 INFO L87 Difference]: Start difference. First operand has 2063 states, 2000 states have (on average 1.4985) internal successors, (2997), 2042 states have internal predecessors, (2997), 60 states have call successors, (60), 1 states have call predecessors, (60), 1 states have return successors, (60), 25 states have call predecessors, (60), 60 states have call successors, (60) Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:03:16,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:03:16,443 INFO L93 Difference]: Finished difference Result 8136 states and 12499 transitions. [2021-10-29 05:03:16,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 05:03:16,445 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-29 05:03:16,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:03:16,557 INFO L225 Difference]: With dead ends: 8136 [2021-10-29 05:03:16,557 INFO L226 Difference]: Without dead ends: 6056 [2021-10-29 05:03:16,688 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:03:16,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6056 states. [2021-10-29 05:03:17,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6056 to 6056. [2021-10-29 05:03:17,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6056 states, 5872 states have (on average 1.4393732970027249) internal successors, (8452), 5995 states have internal predecessors, (8452), 180 states have call successors, (180), 3 states have call predecessors, (180), 3 states have return successors, (180), 75 states have call predecessors, (180), 180 states have call successors, (180) [2021-10-29 05:03:17,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6056 states to 6056 states and 8812 transitions. [2021-10-29 05:03:17,205 INFO L78 Accepts]: Start accepts. Automaton has 6056 states and 8812 transitions. Word has length 24 [2021-10-29 05:03:17,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:03:17,206 INFO L470 AbstractCegarLoop]: Abstraction has 6056 states and 8812 transitions. [2021-10-29 05:03:17,206 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:03:17,206 INFO L276 IsEmpty]: Start isEmpty. Operand 6056 states and 8812 transitions. [2021-10-29 05:03:17,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-10-29 05:03:17,211 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:03:17,211 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:03:17,235 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-29 05:03:17,427 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:03:17,427 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:03:17,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:03:17,428 INFO L85 PathProgramCache]: Analyzing trace with hash -565107801, now seen corresponding path program 1 times [2021-10-29 05:03:17,430 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:03:17,430 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1591935875] [2021-10-29 05:03:17,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:03:17,430 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:03:17,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:03:17,432 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:03:17,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-29 05:03:18,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:03:18,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 681 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-29 05:03:18,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:03:18,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:03:18,333 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:03:18,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:03:18,442 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:03:18,442 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1591935875] [2021-10-29 05:03:18,442 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1591935875] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:03:18,443 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:03:18,443 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-29 05:03:18,443 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122881986] [2021-10-29 05:03:18,444 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:03:18,444 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:03:18,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:03:18,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:03:18,446 INFO L87 Difference]: Start difference. First operand 6056 states and 8812 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:03:19,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:03:19,545 INFO L93 Difference]: Finished difference Result 12083 states and 17589 transitions. [2021-10-29 05:03:19,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 05:03:19,546 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2021-10-29 05:03:19,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:03:19,647 INFO L225 Difference]: With dead ends: 12083 [2021-10-29 05:03:19,647 INFO L226 Difference]: Without dead ends: 6055 [2021-10-29 05:03:19,801 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:03:19,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6055 states. [2021-10-29 05:03:20,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6055 to 6055. [2021-10-29 05:03:20,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6055 states, 5871 states have (on average 1.438937148696985) internal successors, (8448), 5994 states have internal predecessors, (8448), 180 states have call successors, (180), 3 states have call predecessors, (180), 3 states have return successors, (180), 75 states have call predecessors, (180), 180 states have call successors, (180) [2021-10-29 05:03:20,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6055 states to 6055 states and 8808 transitions. [2021-10-29 05:03:20,228 INFO L78 Accepts]: Start accepts. Automaton has 6055 states and 8808 transitions. Word has length 32 [2021-10-29 05:03:20,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:03:20,229 INFO L470 AbstractCegarLoop]: Abstraction has 6055 states and 8808 transitions. [2021-10-29 05:03:20,229 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:03:20,229 INFO L276 IsEmpty]: Start isEmpty. Operand 6055 states and 8808 transitions. [2021-10-29 05:03:20,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-29 05:03:20,233 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:03:20,234 INFO L513 BasicCegarLoop]: trace histogram [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] [2021-10-29 05:03:20,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-29 05:03:20,455 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:03:20,455 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:03:20,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:03:20,456 INFO L85 PathProgramCache]: Analyzing trace with hash -96387740, now seen corresponding path program 1 times [2021-10-29 05:03:20,457 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:03:20,458 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1751411007] [2021-10-29 05:03:20,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:03:20,458 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:03:20,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:03:20,460 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:03:20,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-29 05:03:21,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:03:21,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-29 05:03:21,236 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:03:21,516 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 05:03:21,516 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:03:21,787 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 05:03:21,788 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:03:21,788 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1751411007] [2021-10-29 05:03:21,788 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1751411007] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:03:21,788 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:03:21,788 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 7 [2021-10-29 05:03:21,789 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156393548] [2021-10-29 05:03:21,789 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-29 05:03:21,789 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:03:21,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-29 05:03:21,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-10-29 05:03:21,790 INFO L87 Difference]: Start difference. First operand 6055 states and 8808 transitions. Second operand has 7 states, 7 states have (on average 6.0) internal successors, (42), 7 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:03:24,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:03:24,366 INFO L93 Difference]: Finished difference Result 18107 states and 26717 transitions. [2021-10-29 05:03:24,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 05:03:24,367 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 7 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 43 [2021-10-29 05:03:24,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:03:24,654 INFO L225 Difference]: With dead ends: 18107 [2021-10-29 05:03:24,654 INFO L226 Difference]: Without dead ends: 12076 [2021-10-29 05:03:24,766 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2021-10-29 05:03:24,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12076 states. [2021-10-29 05:03:25,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12076 to 12076. [2021-10-29 05:03:25,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12076 states, 11709 states have (on average 1.4335126825518831) internal successors, (16785), 11955 states have internal predecessors, (16785), 360 states have call successors, (360), 6 states have call predecessors, (360), 6 states have return successors, (540), 150 states have call predecessors, (540), 360 states have call successors, (540) [2021-10-29 05:03:25,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12076 states to 12076 states and 17685 transitions. [2021-10-29 05:03:25,924 INFO L78 Accepts]: Start accepts. Automaton has 12076 states and 17685 transitions. Word has length 43 [2021-10-29 05:03:25,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:03:25,925 INFO L470 AbstractCegarLoop]: Abstraction has 12076 states and 17685 transitions. [2021-10-29 05:03:25,926 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.0) internal successors, (42), 7 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:03:25,926 INFO L276 IsEmpty]: Start isEmpty. Operand 12076 states and 17685 transitions. [2021-10-29 05:03:25,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-29 05:03:25,968 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:03:25,968 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-10-29 05:03:26,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-29 05:03:26,182 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:03:26,182 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:03:26,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:03:26,183 INFO L85 PathProgramCache]: Analyzing trace with hash 296586939, now seen corresponding path program 1 times [2021-10-29 05:03:26,185 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:03:26,185 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [616465305] [2021-10-29 05:03:26,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:03:26,185 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:03:26,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:03:26,199 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:03:26,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-29 05:03:27,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:03:27,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 783 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:03:27,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:03:27,563 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:03:27,563 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:03:27,884 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:03:27,884 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:03:27,884 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [616465305] [2021-10-29 05:03:27,885 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [616465305] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:03:27,885 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:03:27,885 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 05:03:27,885 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445813238] [2021-10-29 05:03:27,886 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:03:27,886 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:03:27,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:03:27,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:03:27,887 INFO L87 Difference]: Start difference. First operand 12076 states and 17685 transitions. Second operand has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:03:30,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:03:30,476 INFO L93 Difference]: Finished difference Result 30764 states and 44981 transitions. [2021-10-29 05:03:30,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 05:03:30,478 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-10-29 05:03:30,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:03:30,879 INFO L225 Difference]: With dead ends: 30764 [2021-10-29 05:03:30,879 INFO L226 Difference]: Without dead ends: 18716 [2021-10-29 05:03:31,185 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:03:31,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18716 states. [2021-10-29 05:03:32,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18716 to 18672. [2021-10-29 05:03:32,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18672 states, 18197 states have (on average 1.426663735780623) internal successors, (25961), 18455 states have internal predecessors, (25961), 456 states have call successors, (456), 18 states have call predecessors, (456), 18 states have return successors, (684), 246 states have call predecessors, (684), 456 states have call successors, (684) [2021-10-29 05:03:33,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18672 states to 18672 states and 27101 transitions. [2021-10-29 05:03:33,276 INFO L78 Accepts]: Start accepts. Automaton has 18672 states and 27101 transitions. Word has length 67 [2021-10-29 05:03:33,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:03:33,278 INFO L470 AbstractCegarLoop]: Abstraction has 18672 states and 27101 transitions. [2021-10-29 05:03:33,282 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 4 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:03:33,282 INFO L276 IsEmpty]: Start isEmpty. Operand 18672 states and 27101 transitions. [2021-10-29 05:03:33,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-10-29 05:03:33,309 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:03:33,310 INFO L513 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:03:33,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-29 05:03:33,531 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:03:33,532 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:03:33,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:03:33,532 INFO L85 PathProgramCache]: Analyzing trace with hash -1007757463, now seen corresponding path program 1 times [2021-10-29 05:03:33,534 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:03:33,535 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1971434791] [2021-10-29 05:03:33,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:03:33,535 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:03:33,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:03:33,536 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:03:33,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-29 05:03:34,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:03:34,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 844 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-29 05:03:34,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:03:34,664 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 05:03:34,664 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:03:34,944 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 05:03:34,945 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:03:34,945 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1971434791] [2021-10-29 05:03:34,945 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1971434791] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:03:34,945 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:03:34,945 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-29 05:03:34,946 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975408143] [2021-10-29 05:03:34,946 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 05:03:34,946 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:03:34,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 05:03:34,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:03:34,947 INFO L87 Difference]: Start difference. First operand 18672 states and 27101 transitions. Second operand has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:03:36,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:03:36,301 INFO L93 Difference]: Finished difference Result 47860 states and 69726 transitions. [2021-10-29 05:03:36,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:03:36,304 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2021-10-29 05:03:36,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:03:36,839 INFO L225 Difference]: With dead ends: 47860 [2021-10-29 05:03:36,839 INFO L226 Difference]: Without dead ends: 29216 [2021-10-29 05:03:37,182 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:03:37,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29216 states. [2021-10-29 05:03:38,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29216 to 18780. [2021-10-29 05:03:38,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18780 states, 18305 states have (on average 1.4241464080852226) internal successors, (26069), 18563 states have internal predecessors, (26069), 456 states have call successors, (456), 18 states have call predecessors, (456), 18 states have return successors, (684), 246 states have call predecessors, (684), 456 states have call successors, (684) [2021-10-29 05:03:38,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18780 states to 18780 states and 27209 transitions. [2021-10-29 05:03:38,610 INFO L78 Accepts]: Start accepts. Automaton has 18780 states and 27209 transitions. Word has length 74 [2021-10-29 05:03:38,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:03:38,610 INFO L470 AbstractCegarLoop]: Abstraction has 18780 states and 27209 transitions. [2021-10-29 05:03:38,611 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:03:38,611 INFO L276 IsEmpty]: Start isEmpty. Operand 18780 states and 27209 transitions. [2021-10-29 05:03:38,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-10-29 05:03:38,637 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:03:38,637 INFO L513 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:03:38,662 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-29 05:03:38,851 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:03:38,851 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:03:38,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:03:38,851 INFO L85 PathProgramCache]: Analyzing trace with hash -579375507, now seen corresponding path program 1 times [2021-10-29 05:03:38,852 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:03:38,852 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1281379143] [2021-10-29 05:03:38,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:03:38,853 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:03:38,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:03:38,854 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:03:38,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-29 05:03:39,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:03:39,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 844 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:03:39,670 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:03:39,958 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 05:03:39,958 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:03:40,184 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 05:03:40,184 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:03:40,184 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1281379143] [2021-10-29 05:03:40,184 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1281379143] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:03:40,185 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:03:40,185 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-29 05:03:40,185 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710888738] [2021-10-29 05:03:40,185 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:03:40,186 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:03:40,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:03:40,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:03:40,187 INFO L87 Difference]: Start difference. First operand 18780 states and 27209 transitions. Second operand has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:03:43,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:03:43,452 INFO L93 Difference]: Finished difference Result 65472 states and 96183 transitions. [2021-10-29 05:03:43,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 05:03:43,454 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 74 [2021-10-29 05:03:43,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:03:44,003 INFO L225 Difference]: With dead ends: 65472 [2021-10-29 05:03:44,003 INFO L226 Difference]: Without dead ends: 46720 [2021-10-29 05:03:44,476 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:03:44,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46720 states. [2021-10-29 05:03:46,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46720 to 19044. [2021-10-29 05:03:46,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19044 states, 18569 states have (on average 1.4181162151973719) internal successors, (26333), 18827 states have internal predecessors, (26333), 456 states have call successors, (456), 18 states have call predecessors, (456), 18 states have return successors, (684), 246 states have call predecessors, (684), 456 states have call successors, (684) [2021-10-29 05:03:46,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19044 states to 19044 states and 27473 transitions. [2021-10-29 05:03:46,529 INFO L78 Accepts]: Start accepts. Automaton has 19044 states and 27473 transitions. Word has length 74 [2021-10-29 05:03:46,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:03:46,530 INFO L470 AbstractCegarLoop]: Abstraction has 19044 states and 27473 transitions. [2021-10-29 05:03:46,530 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.5) internal successors, (70), 4 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:03:46,531 INFO L276 IsEmpty]: Start isEmpty. Operand 19044 states and 27473 transitions. [2021-10-29 05:03:46,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-10-29 05:03:46,559 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:03:46,560 INFO L513 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:03:46,591 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-29 05:03:46,783 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:03:46,784 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:03:46,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:03:46,784 INFO L85 PathProgramCache]: Analyzing trace with hash 1132597473, now seen corresponding path program 1 times [2021-10-29 05:03:46,786 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:03:46,786 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1369353596] [2021-10-29 05:03:46,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:03:46,786 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:03:46,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:03:46,788 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:03:46,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-29 05:03:47,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:03:47,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 863 conjuncts, 18 conjunts are in the unsatisfiable core [2021-10-29 05:03:47,748 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:03:48,563 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 05:03:48,563 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:03:48,942 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 05:03:48,943 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:03:48,943 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1369353596] [2021-10-29 05:03:48,943 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1369353596] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:03:48,943 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:03:48,944 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9, 9] imperfect sequences [] total 10 [2021-10-29 05:03:48,944 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50168871] [2021-10-29 05:03:48,944 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-29 05:03:48,945 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:03:48,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-29 05:03:48,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-10-29 05:03:48,946 INFO L87 Difference]: Start difference. First operand 19044 states and 27473 transitions. Second operand has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:04:01,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:04:01,960 INFO L93 Difference]: Finished difference Result 49536 states and 71572 transitions. [2021-10-29 05:04:01,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-29 05:04:01,962 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 77 [2021-10-29 05:04:01,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:04:02,265 INFO L225 Difference]: With dead ends: 49536 [2021-10-29 05:04:02,265 INFO L226 Difference]: Without dead ends: 30520 [2021-10-29 05:04:02,433 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=139, Invalid=281, Unknown=0, NotChecked=0, Total=420 [2021-10-29 05:04:02,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30520 states. [2021-10-29 05:04:03,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30520 to 19206. [2021-10-29 05:04:03,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19206 states, 18731 states have (on average 1.407452885590732) internal successors, (26363), 18989 states have internal predecessors, (26363), 456 states have call successors, (456), 18 states have call predecessors, (456), 18 states have return successors, (684), 246 states have call predecessors, (684), 456 states have call successors, (684) [2021-10-29 05:04:03,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19206 states to 19206 states and 27503 transitions. [2021-10-29 05:04:03,995 INFO L78 Accepts]: Start accepts. Automaton has 19206 states and 27503 transitions. Word has length 77 [2021-10-29 05:04:03,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:04:03,996 INFO L470 AbstractCegarLoop]: Abstraction has 19206 states and 27503 transitions. [2021-10-29 05:04:03,996 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:04:03,996 INFO L276 IsEmpty]: Start isEmpty. Operand 19206 states and 27503 transitions. [2021-10-29 05:04:04,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-10-29 05:04:04,039 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:04:04,039 INFO L513 BasicCegarLoop]: trace histogram [3, 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] [2021-10-29 05:04:04,071 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-10-29 05:04:04,255 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:04:04,255 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:04:04,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:04:04,255 INFO L85 PathProgramCache]: Analyzing trace with hash 666582058, now seen corresponding path program 1 times [2021-10-29 05:04:04,256 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:04:04,257 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1048555393] [2021-10-29 05:04:04,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:04:04,257 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:04:04,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:04:04,258 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:04:04,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-10-29 05:04:17,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 05:04:17,986 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 05:04:38,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 05:04:38,913 INFO L133 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2021-10-29 05:04:38,914 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-10-29 05:04:38,915 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:04:38,951 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-10-29 05:04:39,139 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:04:39,141 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:04:39,144 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 05:04:39,198 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,199 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,200 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,200 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,200 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,201 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,201 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,201 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,202 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,202 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,203 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,203 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,203 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,204 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,204 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,205 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,205 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,205 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,206 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,206 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,207 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,207 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,207 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,208 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,208 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,209 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,209 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,209 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,210 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,210 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,210 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,211 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,211 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,212 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,212 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,212 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,213 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,213 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,213 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,214 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,214 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,214 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,215 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,215 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,216 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,216 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,216 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,217 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,217 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,217 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,218 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,218 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,218 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,219 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,219 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,220 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,220 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,220 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,221 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,221 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,222 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,222 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,222 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,223 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,223 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,223 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,224 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,224 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,225 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,225 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,226 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,226 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,227 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,227 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,228 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,228 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,228 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,229 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,229 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,230 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,230 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,230 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,231 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,231 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,232 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,232 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,233 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,233 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,233 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,234 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,234 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,235 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,235 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,235 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,236 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,236 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,237 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,237 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,238 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,238 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,238 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,239 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,239 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,240 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,240 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,240 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 05:04:39 BoogieIcfgContainer [2021-10-29 05:04:39,425 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 05:04:39,426 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 05:04:39,426 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 05:04:39,426 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 05:04:39,426 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:03:13" (3/4) ... [2021-10-29 05:04:39,428 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-29 05:04:39,447 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,447 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,448 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,448 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,448 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,449 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,449 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,449 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,450 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,450 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,451 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,451 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,451 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,452 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,452 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,452 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,453 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,453 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,454 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,454 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,454 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,455 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,456 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,456 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,456 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,457 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,457 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,457 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,458 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,458 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,458 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,459 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,459 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,459 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,460 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,460 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,461 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,461 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,461 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,462 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,462 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,463 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,463 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,463 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,464 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,464 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,465 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,465 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,465 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,466 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,466 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,466 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,467 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,467 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,468 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,468 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,468 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,469 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,469 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,470 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,470 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,470 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,471 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,471 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,472 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,472 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,473 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,473 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,473 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,474 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,476 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,476 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,476 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,477 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,477 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,478 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,478 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,478 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,479 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,479 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,480 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,481 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,481 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,482 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,482 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,483 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,483 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,484 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,484 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,484 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,485 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,485 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,486 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,486 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,487 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,487 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,488 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,488 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,488 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,489 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,489 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,489 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,490 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,490 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,491 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,491 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:04:39,669 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 05:04:39,670 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 05:04:39,671 INFO L168 Benchmark]: Toolchain (without parser) took 227653.92 ms. Allocated memory was 62.9 MB in the beginning and 8.9 GB in the end (delta: 8.9 GB). Free memory was 34.6 MB in the beginning and 7.7 GB in the end (delta: -7.7 GB). Peak memory consumption was 1.2 GB. Max. memory is 16.1 GB. [2021-10-29 05:04:39,672 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 62.9 MB. Free memory is still 44.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:04:39,673 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2318.09 ms. Allocated memory was 62.9 MB in the beginning and 138.4 MB in the end (delta: 75.5 MB). Free memory was 34.4 MB in the beginning and 60.2 MB in the end (delta: -25.8 MB). Peak memory consumption was 50.9 MB. Max. memory is 16.1 GB. [2021-10-29 05:04:39,673 INFO L168 Benchmark]: Boogie Procedure Inliner took 466.23 ms. Allocated memory is still 138.4 MB. Free memory was 60.2 MB in the beginning and 67.3 MB in the end (delta: -7.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 16.1 GB. [2021-10-29 05:04:39,674 INFO L168 Benchmark]: Boogie Preprocessor took 649.81 ms. Allocated memory was 138.4 MB in the beginning and 276.8 MB in the end (delta: 138.4 MB). Free memory was 67.3 MB in the beginning and 182.8 MB in the end (delta: -115.5 MB). Peak memory consumption was 48.8 MB. Max. memory is 16.1 GB. [2021-10-29 05:04:39,674 INFO L168 Benchmark]: RCFGBuilder took 137921.63 ms. Allocated memory was 276.8 MB in the beginning and 408.9 MB in the end (delta: 132.1 MB). Free memory was 182.8 MB in the beginning and 146.5 MB in the end (delta: 36.2 MB). Peak memory consumption was 223.9 MB. Max. memory is 16.1 GB. [2021-10-29 05:04:39,674 INFO L168 Benchmark]: TraceAbstraction took 86047.23 ms. Allocated memory was 408.9 MB in the beginning and 8.9 GB in the end (delta: 8.5 GB). Free memory was 146.5 MB in the beginning and 7.8 GB in the end (delta: -7.6 GB). Peak memory consumption was 881.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:04:39,675 INFO L168 Benchmark]: Witness Printer took 244.03 ms. Allocated memory is still 8.9 GB. Free memory was 7.8 GB in the beginning and 7.7 GB in the end (delta: 52.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:04:39,677 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 62.9 MB. Free memory is still 44.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2318.09 ms. Allocated memory was 62.9 MB in the beginning and 138.4 MB in the end (delta: 75.5 MB). Free memory was 34.4 MB in the beginning and 60.2 MB in the end (delta: -25.8 MB). Peak memory consumption was 50.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 466.23 ms. Allocated memory is still 138.4 MB. Free memory was 60.2 MB in the beginning and 67.3 MB in the end (delta: -7.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 649.81 ms. Allocated memory was 138.4 MB in the beginning and 276.8 MB in the end (delta: 138.4 MB). Free memory was 67.3 MB in the beginning and 182.8 MB in the end (delta: -115.5 MB). Peak memory consumption was 48.8 MB. Max. memory is 16.1 GB. * RCFGBuilder took 137921.63 ms. Allocated memory was 276.8 MB in the beginning and 408.9 MB in the end (delta: 132.1 MB). Free memory was 182.8 MB in the beginning and 146.5 MB in the end (delta: 36.2 MB). Peak memory consumption was 223.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 86047.23 ms. Allocated memory was 408.9 MB in the beginning and 8.9 GB in the end (delta: 8.5 GB). Free memory was 146.5 MB in the beginning and 7.8 GB in the end (delta: -7.6 GB). Peak memory consumption was 881.3 MB. Max. memory is 16.1 GB. * Witness Printer took 244.03 ms. Allocated memory is still 8.9 GB. Free memory was 7.8 GB in the beginning and 7.7 GB in the end (delta: 52.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 5283]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L5306] int LDV_IN_INTERRUPT = 1; [L5307] struct net_device *proto_group1 ; [L5308] int ldv_state_variable_0 ; [L5309] int ldv_state_variable_3 ; [L5310] int ldv_timer_state_1 = 0; [L5311] int ldv_state_variable_2 ; [L5312] struct sk_buff *proto_group0 ; [L5313] int ref_cnt ; [L5314] int ldv_state_variable_1 ; [L5315] struct timer_list *ldv_timer_list_1 ; [L5374] static struct sk_buff_head tx_queue ; [L5543-L5569] static int cp_table[13U][7U] = { { 163, 16, 16, 16, 16, 16, 16}, { 16, 0, 0, 0, 0, 0, 0}, { 16, 16, 1026, 131, 131, 133, 16}, { 16, 16, 1, 1, 1, 1, 16}, { 2048, 421, 2, 261, 262, 261, 389}, { 2048, 675, 2, 515, 516, 515, 643}, { 2048, 2049, 2, 36, 131, 6, 131}, { 2048, 2049, 2, 163, 131, 165, 131}, { 2048, 2049, 2050, 2051, 2051, 2051, 2114}, { 0, 1, 1, 3, 3, 5, 131}, { 4096, 4097, 4098, 4099, 4100, 4101, 4102}, { 0, 1, 2, 3, 3, 5, 6}, { 0, 1, 1, 1, 1, 1, 1058}}; [L6005-L6007] static struct hdlc_proto proto = {0, & ppp_close, & ppp_start, & ppp_stop, 0, & ppp_ioctl, & ppp_type_trans, & ppp_rx, 0, & __this_module, 0}; [L6008] static struct header_ops const ppp_header_ops = {& ppp_hard_header, 0, 0, 0, 0}; [L6088] int ldv_retval_0 ; [L6508] Element set_impl[15] ; [L6509] int last_index = 0; [L6643] Set LDV_SKBS ; VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6156] struct ifreq *ldvarg0 ; [L6157] void *tmp ; [L6158] unsigned int ldvarg1 ; [L6159] unsigned int tmp___0 ; [L6160] unsigned short ldvarg4 ; [L6161] unsigned short tmp___1 ; [L6162] struct sk_buff *ldvarg3 ; [L6163] void *tmp___2 ; [L6164] struct net_device *ldvarg5 ; [L6165] void *tmp___3 ; [L6166] void *ldvarg2 ; [L6167] void *tmp___4 ; [L6168] void *ldvarg6 ; [L6169] void *tmp___5 ; [L6170] int tmp___6 ; [L6171] int tmp___7 ; [L6172] int tmp___8 ; [L6173] int tmp___9 ; [L5248] void *p ; [L5249] void *tmp ; [L5250] int tmp___0 ; [L5252] tmp___0 = __VERIFIER_nondet_int() [L5253] COND TRUE tmp___0 != 0 [L5254] return ((void *)0); VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6175] tmp = ldv_zalloc(40UL) [L6176] ldvarg0 = (struct ifreq *)tmp [L6177] tmp___0 = __VERIFIER_nondet_uint() [L6178] ldvarg1 = tmp___0 [L6179] tmp___1 = __VERIFIER_nondet_ushort() [L6180] ldvarg4 = tmp___1 [L5248] void *p ; [L5249] void *tmp ; [L5250] int tmp___0 ; [L5252] tmp___0 = __VERIFIER_nondet_int() [L5253] COND TRUE tmp___0 != 0 [L5254] return ((void *)0); VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6181] tmp___2 = ldv_zalloc(232UL) [L6182] ldvarg3 = (struct sk_buff *)tmp___2 [L5248] void *p ; [L5249] void *tmp ; [L5250] int tmp___0 ; [L5252] tmp___0 = __VERIFIER_nondet_int() [L5253] COND TRUE tmp___0 != 0 [L5254] return ((void *)0); VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6183] tmp___3 = ldv_zalloc(3264UL) [L6184] ldvarg5 = (struct net_device *)tmp___3 [L5248] void *p ; [L5249] void *tmp ; [L5250] int tmp___0 ; [L5252] tmp___0 = __VERIFIER_nondet_int() [L5253] COND TRUE tmp___0 != 0 [L5254] return ((void *)0); VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6185] tmp___4 = ldv_zalloc(1UL) [L6186] ldvarg2 = tmp___4 [L5248] void *p ; [L5249] void *tmp ; [L5250] int tmp___0 ; [L5252] tmp___0 = __VERIFIER_nondet_int() [L5253] COND TRUE tmp___0 != 0 [L5254] return ((void *)0); VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6187] tmp___5 = ldv_zalloc(1UL) [L6188] ldvarg6 = tmp___5 [L6514] set = set_impl [L6515] last_index = 0 VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6190] ldv_state_variable_1 = 1 [L6191] ref_cnt = 0 [L6192] ldv_state_variable_0 = 1 [L6193] ldv_state_variable_3 = 0 [L6194] ldv_state_variable_2 = 0 VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6196] tmp___6 = __VERIFIER_nondet_int() [L6198] case 0: VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6199] COND TRUE ldv_state_variable_1 != 0 [L6128] LDV_IN_INTERRUPT = 2 [L6129] timer->data [L6129] timer->function [L5913] struct proto *proto___0 ; [L5914] struct ppp *ppp ; [L5915] struct ppp *tmp ; [L5916] unsigned long flags ; [L5917] raw_spinlock_t *tmp___0 ; [L5919] proto___0 = (struct proto *)arg [L5920] EXPR proto___0->dev [L5378] struct hdlc_device *tmp ; [L5367] void *tmp ; [L5324] return ((void *)dev + 3264U); VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L5369] tmp = netdev_priv((struct net_device const *)dev) [L5370] return ((struct hdlc_device *)tmp); VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L5380] tmp = dev_to_hdlc(dev) [L5381] EXPR tmp->state [L5381] return ((struct ppp *)tmp->state); [L5920] tmp = get_ppp(proto___0->dev) [L5921] ppp = tmp [L5137] return (& lock->ldv_6338.rlock); VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L5922] tmp___0 = spinlock_check(& ppp->lock) [L6731] return __VERIFIER_nondet_ulong(); [L5923] flags = _raw_spin_lock_irqsave(tmp___0) [L5924] proto___0->state [L5925] case 2: VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L5926] case 3: VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L5927] case 4: VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L5928] case 5: [L5936] case 6: VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L5475] struct sk_buff *skb ; VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6460] struct sk_buff *tmp ; [L6646] void *skb ; [L6647] void *tmp___7 ; [L5248] void *p ; [L5249] void *tmp ; [L5250] int tmp___0 ; [L5252] tmp___0 = __VERIFIER_nondet_int() [L5253] COND FALSE !(tmp___0 != 0) [L5256] tmp = calloc(1UL, size) [L5257] p = tmp [L5227] COND FALSE !(!cond) VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L5259] return (p); VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6649] tmp___7 = ldv_zalloc(sizeof(struct sk_buff___0 )) [L6650] skb = (struct sk_buff___0 *)tmp___7 VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6651] COND FALSE !(! skb) [L6522] int i ; [L6524] i = 0 VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6525] COND TRUE 1 VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6526] COND FALSE !(i < last_index) VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=0, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6536] COND TRUE last_index < 15 [L6537] set_impl[last_index] = e [L6538] last_index = last_index + 1 VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6655] return (skb); VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6462] tmp = ldv_skb_alloc() [L6463] return (tmp); VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L5481] skb = ldv_skb_dequeue_12(& tx_queue) [L5482] COND TRUE (unsigned long )skb != (unsigned long )((struct sk_buff *)0) VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6753] return __VERIFIER_nondet_int(); [L6460] struct sk_buff *tmp ; [L6646] void *skb ; [L6647] void *tmp___7 ; [L5248] void *p ; [L5249] void *tmp ; [L5250] int tmp___0 ; [L5252] tmp___0 = __VERIFIER_nondet_int() [L5253] COND TRUE tmp___0 != 0 [L5254] return ((void *)0); VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6649] tmp___7 = ldv_zalloc(sizeof(struct sk_buff___0 )) [L6650] skb = (struct sk_buff___0 *)tmp___7 VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6651] COND TRUE ! skb [L6652] return ((void *)0); VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6462] tmp = ldv_skb_alloc() [L6463] return (tmp); VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L5481] skb = ldv_skb_dequeue_12(& tx_queue) [L5482] COND FALSE !((unsigned long )skb != (unsigned long )((struct sk_buff *)0)) VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=1, LDV_IN_INTERRUPT=2, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6130] LDV_IN_INTERRUPT = 1 [L6131] ldv_timer_state_1 = 2 VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6196] tmp___6 = __VERIFIER_nondet_int() [L6198] case 0: [L6204] case 1: VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6205] COND TRUE ldv_state_variable_0 != 0 [L6206] tmp___7 = __VERIFIER_nondet_int() [L6208] case 0: [L6216] case 1: VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6217] COND TRUE ldv_state_variable_0 == 1 [L5188] struct lock_class_key __key ; [L5137] return (& lock->ldv_6338.rlock); VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L5177] struct sk_buff *tmp ; [L5179] tmp = (struct sk_buff *)list [L5180] list->next = tmp [L5181] list->prev = tmp [L5182] list->qlen = 0U VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L5193] return; VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6078] return (0); VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6218] ldv_retval_0 = mod_init() [L6219] COND TRUE ldv_retval_0 == 0 [L6220] ldv_state_variable_0 = 3 [L6221] ldv_state_variable_2 = 1 [L6222] ldv_state_variable_3 = 1 [L6115] void *tmp ; [L6116] void *tmp___0 ; [L5248] void *p ; [L5249] void *tmp ; [L5250] int tmp___0 ; [L5252] tmp___0 = __VERIFIER_nondet_int() [L5253] COND TRUE tmp___0 != 0 [L5254] return ((void *)0); VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6118] tmp = ldv_zalloc(3264UL) [L6119] proto_group1 = (struct net_device *)tmp [L5248] void *p ; [L5249] void *tmp ; [L5250] int tmp___0 ; [L5252] tmp___0 = __VERIFIER_nondet_int() [L5253] COND TRUE tmp___0 != 0 [L5254] return ((void *)0); VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6120] tmp___0 = ldv_zalloc(232UL) [L6121] proto_group0 = (struct sk_buff *)tmp___0 VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6226] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6196] tmp___6 = __VERIFIER_nondet_int() [L6198] case 0: [L6204] case 1: VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6205] COND TRUE ldv_state_variable_0 != 0 [L6206] tmp___7 = __VERIFIER_nondet_int() [L6208] case 0: VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6209] COND TRUE ldv_state_variable_0 == 3 && ref_cnt == 0 [L6211] ldv_state_variable_0 = 2 VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6713] int tmp___7 ; [L6604] return (last_index == 0); VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L6715] tmp___7 = ldv_set_is_empty(LDV_SKBS) [L6716] COND FALSE !(\read(tmp___7)) VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] [L5283] reach_error() VAL [__this_module={0:0}, cp_table={2199023265698:0}, last_index=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, LDV_SKBS={0:0}, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=2, ppp_header_ops={2199023264738:0}, proto={2199023264672:0}, proto_group0={0:0}, proto_group1={0:0}, ref_cnt=0, set_impl={9223369837831519268:0}, tx_queue={-9223369837831510046:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 2063 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 85.6s, OverallIterations: 8, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 29.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 29873 SDtfs, 33628 SDslu, 63684 SDs, 0 SdLazy, 2736 SolverSat, 715 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 787 GetRequests, 750 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 3.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19206occurred in iteration=7, InterpolantAutomatonStates: 40, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 9.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 49470 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 16.3s SatisfiabilityAnalysisTime, 4.3s InterpolantComputationTime, 477 NumberOfCodeBlocks, 477 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 768 ConstructedInterpolants, 0 QuantifiedInterpolants, 1169 SizeOfPredicates, 24 NumberOfNonLiveVariables, 5368 ConjunctsInSsa, 39 ConjunctsInUnsatCore, 14 InterpolantComputations, 14 PerfectInterpolantSequences, 86/86 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-10-29 05:04:39,789 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47e970df-bcf9-472a-a197-1ade462e1d16/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...