./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan --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 37d163ea1107b8d8c779863871f75115369839f2 .......................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan --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 37d163ea1107b8d8c779863871f75115369839f2 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2020-12-09 16:14:01,094 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 16:14:01,096 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 16:14:01,123 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 16:14:01,124 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 16:14:01,125 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 16:14:01,127 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 16:14:01,129 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 16:14:01,131 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 16:14:01,132 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 16:14:01,133 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 16:14:01,134 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 16:14:01,135 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 16:14:01,136 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 16:14:01,137 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 16:14:01,138 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 16:14:01,139 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 16:14:01,139 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 16:14:01,141 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 16:14:01,142 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 16:14:01,144 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 16:14:01,145 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 16:14:01,146 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 16:14:01,146 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 16:14:01,149 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 16:14:01,149 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 16:14:01,149 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 16:14:01,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 16:14:01,150 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 16:14:01,151 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 16:14:01,151 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 16:14:01,152 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 16:14:01,153 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 16:14:01,153 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 16:14:01,154 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 16:14:01,154 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 16:14:01,155 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 16:14:01,155 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 16:14:01,155 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 16:14:01,156 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 16:14:01,156 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 16:14:01,157 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-12-09 16:14:01,173 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 16:14:01,173 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 16:14:01,174 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 16:14:01,174 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 16:14:01,174 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 16:14:01,174 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 16:14:01,174 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-12-09 16:14:01,174 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 16:14:01,175 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 16:14:01,175 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-12-09 16:14:01,175 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-12-09 16:14:01,175 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 16:14:01,175 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-12-09 16:14:01,175 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-12-09 16:14:01,175 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-12-09 16:14:01,176 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 16:14:01,176 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-09 16:14:01,176 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 16:14:01,176 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 16:14:01,176 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 16:14:01,176 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 16:14:01,176 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 16:14:01,176 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 16:14:01,176 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 16:14:01,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 16:14:01,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 16:14:01,177 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 16:14:01,177 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 16:14:01,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 16:14:01,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 16:14:01,177 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 16:14:01,177 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-12-09 16:14:01,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-09 16:14:01,178 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 16:14:01,178 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 16:14:01,178 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 16:14:01,178 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-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37d163ea1107b8d8c779863871f75115369839f2 [2020-12-09 16:14:01,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 16:14:01,373 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 16:14:01,375 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 16:14:01,375 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 16:14:01,376 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 16:14:01,377 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i [2020-12-09 16:14:01,417 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/data/0ae54f690/9c4a2023642842b1bbc79d5c1677ef91/FLAG966054606 [2020-12-09 16:14:01,926 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 16:14:01,926 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i [2020-12-09 16:14:01,949 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/data/0ae54f690/9c4a2023642842b1bbc79d5c1677ef91/FLAG966054606 [2020-12-09 16:14:02,466 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/data/0ae54f690/9c4a2023642842b1bbc79d5c1677ef91 [2020-12-09 16:14:02,467 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 16:14:02,468 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 16:14:02,470 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 16:14:02,470 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 16:14:02,472 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 16:14:02,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:14:02" (1/1) ... [2020-12-09 16:14:02,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68937eb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:14:02, skipping insertion in model container [2020-12-09 16:14:02,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:14:02" (1/1) ... [2020-12-09 16:14:02,479 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 16:14:02,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 16:14:03,010 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 16:14:03,010 WARN L549 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-12-09 16:14:03,017 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i[183784,183797] [2020-12-09 16:14:03,054 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 16:14:03,069 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) [2020-12-09 16:14:03,069 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@b23ee37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:14:03, skipping insertion in model container [2020-12-09 16:14:03,070 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 16:14:03,070 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-09 16:14:03,071 INFO L168 Benchmark]: Toolchain (without parser) took 602.06 ms. Allocated memory is still 98.6 MB. Free memory was 61.7 MB in the beginning and 58.4 MB in the end (delta: 3.2 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. [2020-12-09 16:14:03,072 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 98.6 MB. Free memory is still 76.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 16:14:03,072 INFO L168 Benchmark]: CACSL2BoogieTranslator took 600.30 ms. Allocated memory is still 98.6 MB. Free memory was 61.5 MB in the beginning and 58.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. [2020-12-09 16:14:03,073 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 98.6 MB. Free memory is still 76.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 600.30 ms. Allocated memory is still 98.6 MB. Free memory was 61.5 MB in the beginning and 58.4 MB in the end (delta: 3.0 MB). Peak memory consumption was 33.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 5956]: 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 0.2.0-7b2dab5 [2020-12-09 16:14:04,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-09 16:14:04,380 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-09 16:14:04,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-09 16:14:04,406 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-09 16:14:04,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-09 16:14:04,408 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-09 16:14:04,410 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-09 16:14:04,411 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-09 16:14:04,412 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-09 16:14:04,413 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-09 16:14:04,414 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-09 16:14:04,414 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-09 16:14:04,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-09 16:14:04,416 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-09 16:14:04,417 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-09 16:14:04,418 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-09 16:14:04,419 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-09 16:14:04,420 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-09 16:14:04,422 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-09 16:14:04,423 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-09 16:14:04,425 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-09 16:14:04,426 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-09 16:14:04,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-09 16:14:04,429 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-09 16:14:04,429 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-09 16:14:04,429 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-09 16:14:04,430 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-09 16:14:04,431 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-09 16:14:04,431 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-09 16:14:04,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-09 16:14:04,432 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-09 16:14:04,433 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-09 16:14:04,433 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-09 16:14:04,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-09 16:14:04,435 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-09 16:14:04,435 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-09 16:14:04,435 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-09 16:14:04,435 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-09 16:14:04,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-09 16:14:04,436 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-09 16:14:04,437 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-12-09 16:14:04,463 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-09 16:14:04,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-09 16:14:04,464 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-09 16:14:04,464 INFO L138 SettingsManager]: * User list type=DISABLED [2020-12-09 16:14:04,464 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-12-09 16:14:04,464 INFO L138 SettingsManager]: * Explicit value domain=true [2020-12-09 16:14:04,464 INFO L138 SettingsManager]: * Octagon Domain=false [2020-12-09 16:14:04,464 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-12-09 16:14:04,464 INFO L138 SettingsManager]: * Interval Domain=false [2020-12-09 16:14:04,465 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-09 16:14:04,465 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-09 16:14:04,465 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-09 16:14:04,466 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-09 16:14:04,466 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-09 16:14:04,466 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-09 16:14:04,466 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-09 16:14:04,466 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-09 16:14:04,466 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-09 16:14:04,466 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-09 16:14:04,467 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-09 16:14:04,467 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-09 16:14:04,467 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-12-09 16:14:04,467 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-12-09 16:14:04,467 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 16:14:04,467 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-09 16:14:04,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-09 16:14:04,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-09 16:14:04,467 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-09 16:14:04,468 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2020-12-09 16:14:04,468 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-09 16:14:04,468 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-12-09 16:14:04,468 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-09 16:14:04,468 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-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 37d163ea1107b8d8c779863871f75115369839f2 [2020-12-09 16:14:04,717 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-09 16:14:04,736 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-09 16:14:04,738 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-09 16:14:04,739 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-09 16:14:04,739 INFO L275 PluginConnector]: CDTParser initialized [2020-12-09 16:14:04,740 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i [2020-12-09 16:14:04,781 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/data/d8a543e6c/951fcba11a654dfcaf83282f29892109/FLAG33c51b0e8 [2020-12-09 16:14:05,339 INFO L306 CDTParser]: Found 1 translation units. [2020-12-09 16:14:05,340 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i [2020-12-09 16:14:05,364 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/data/d8a543e6c/951fcba11a654dfcaf83282f29892109/FLAG33c51b0e8 [2020-12-09 16:14:05,815 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/data/d8a543e6c/951fcba11a654dfcaf83282f29892109 [2020-12-09 16:14:05,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-09 16:14:05,818 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-09 16:14:05,820 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-09 16:14:05,820 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-09 16:14:05,822 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-09 16:14:05,823 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:14:05" (1/1) ... [2020-12-09 16:14:05,824 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f565a95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:14:05, skipping insertion in model container [2020-12-09 16:14:05,824 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 04:14:05" (1/1) ... [2020-12-09 16:14:05,830 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-09 16:14:05,894 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 16:14:06,394 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i[183784,183797] [2020-12-09 16:14:06,430 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 16:14:06,446 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-12-09 16:14:06,470 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-09 16:14:06,572 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i[183784,183797] [2020-12-09 16:14:06,577 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 16:14:06,583 INFO L203 MainTranslator]: Completed pre-run [2020-12-09 16:14:06,720 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i[183784,183797] [2020-12-09 16:14:06,725 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-09 16:14:06,759 INFO L208 MainTranslator]: Completed translation [2020-12-09 16:14:06,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:14:06 WrapperNode [2020-12-09 16:14:06,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-09 16:14:06,760 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-09 16:14:06,761 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-09 16:14:06,761 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-09 16:14:06,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:14:06" (1/1) ... [2020-12-09 16:14:06,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:14:06" (1/1) ... [2020-12-09 16:14:06,809 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-09 16:14:06,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-09 16:14:06,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-09 16:14:06,810 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-09 16:14:06,816 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:14:06" (1/1) ... [2020-12-09 16:14:06,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:14:06" (1/1) ... [2020-12-09 16:14:06,821 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:14:06" (1/1) ... [2020-12-09 16:14:06,822 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:14:06" (1/1) ... [2020-12-09 16:14:06,836 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:14:06" (1/1) ... [2020-12-09 16:14:06,840 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:14:06" (1/1) ... [2020-12-09 16:14:06,844 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:14:06" (1/1) ... [2020-12-09 16:14:06,849 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-09 16:14:06,849 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-09 16:14:06,849 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-09 16:14:06,850 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-09 16:14:06,850 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:14:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-12-09 16:14:06,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-09 16:14:06,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-09 16:14:06,913 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-09 16:14:06,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-09 16:14:06,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-09 16:14:06,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-09 16:14:06,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-12-09 16:14:06,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-09 16:14:06,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-09 16:14:06,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-09 16:14:07,555 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-09 16:14:07,556 INFO L299 CfgBuilder]: Removed 60 assume(true) statements. [2020-12-09 16:14:07,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:14:07 BoogieIcfgContainer [2020-12-09 16:14:07,559 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-09 16:14:07,561 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-12-09 16:14:07,561 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-12-09 16:14:07,563 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-12-09 16:14:07,564 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 04:14:05" (1/3) ... [2020-12-09 16:14:07,564 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@780bbdb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 04:14:07, skipping insertion in model container [2020-12-09 16:14:07,565 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 04:14:06" (2/3) ... [2020-12-09 16:14:07,565 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@780bbdb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 04:14:07, skipping insertion in model container [2020-12-09 16:14:07,565 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:14:07" (3/3) ... [2020-12-09 16:14:07,567 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i [2020-12-09 16:14:07,581 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-12-09 16:14:07,584 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-12-09 16:14:07,591 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-12-09 16:14:07,615 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-12-09 16:14:07,615 INFO L378 AbstractCegarLoop]: Hoare is true [2020-12-09 16:14:07,615 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-12-09 16:14:07,615 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-12-09 16:14:07,615 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-12-09 16:14:07,615 INFO L382 AbstractCegarLoop]: Difference is false [2020-12-09 16:14:07,615 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-12-09 16:14:07,615 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-12-09 16:14:07,627 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states. [2020-12-09 16:14:07,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-09 16:14:07,633 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 16:14:07,634 INFO L422 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] [2020-12-09 16:14:07,634 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 16:14:07,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 16:14:07,645 INFO L82 PathProgramCache]: Analyzing trace with hash 1281190692, now seen corresponding path program 1 times [2020-12-09 16:14:07,656 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 16:14:07,656 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [606223471] [2020-12-09 16:14:07,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-12-09 16:14:07,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 16:14:07,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 1 conjunts are in the unsatisfiable core [2020-12-09 16:14:07,951 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 16:14:07,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 16:14:07,990 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 16:14:07,991 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [606223471] [2020-12-09 16:14:07,991 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 16:14:07,992 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-12-09 16:14:07,992 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776616494] [2020-12-09 16:14:07,995 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-12-09 16:14:07,995 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 16:14:08,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-12-09 16:14:08,005 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 16:14:08,006 INFO L87 Difference]: Start difference. First operand 69 states. Second operand 2 states. [2020-12-09 16:14:08,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 16:14:08,025 INFO L93 Difference]: Finished difference Result 134 states and 189 transitions. [2020-12-09 16:14:08,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-12-09 16:14:08,026 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 26 [2020-12-09 16:14:08,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 16:14:08,033 INFO L225 Difference]: With dead ends: 134 [2020-12-09 16:14:08,033 INFO L226 Difference]: Without dead ends: 62 [2020-12-09 16:14:08,035 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-12-09 16:14:08,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2020-12-09 16:14:08,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2020-12-09 16:14:08,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2020-12-09 16:14:08,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 83 transitions. [2020-12-09 16:14:08,064 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 83 transitions. Word has length 26 [2020-12-09 16:14:08,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 16:14:08,064 INFO L481 AbstractCegarLoop]: Abstraction has 62 states and 83 transitions. [2020-12-09 16:14:08,064 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-12-09 16:14:08,065 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 83 transitions. [2020-12-09 16:14:08,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-12-09 16:14:08,066 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 16:14:08,066 INFO L422 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] [2020-12-09 16:14:08,266 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-12-09 16:14:08,266 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 16:14:08,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 16:14:08,267 INFO L82 PathProgramCache]: Analyzing trace with hash 2081775912, now seen corresponding path program 1 times [2020-12-09 16:14:08,268 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 16:14:08,268 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1643989767] [2020-12-09 16:14:08,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-12-09 16:14:08,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 16:14:08,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-09 16:14:08,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 16:14:08,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-12-09 16:14:08,535 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 16:14:08,535 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1643989767] [2020-12-09 16:14:08,535 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 16:14:08,535 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-12-09 16:14:08,535 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006081319] [2020-12-09 16:14:08,536 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 16:14:08,537 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 16:14:08,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 16:14:08,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 16:14:08,538 INFO L87 Difference]: Start difference. First operand 62 states and 83 transitions. Second operand 3 states. [2020-12-09 16:14:08,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 16:14:08,568 INFO L93 Difference]: Finished difference Result 114 states and 157 transitions. [2020-12-09 16:14:08,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 16:14:08,569 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2020-12-09 16:14:08,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 16:14:08,570 INFO L225 Difference]: With dead ends: 114 [2020-12-09 16:14:08,570 INFO L226 Difference]: Without dead ends: 64 [2020-12-09 16:14:08,571 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-12-09 16:14:08,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2020-12-09 16:14:08,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2020-12-09 16:14:08,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2020-12-09 16:14:08,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 85 transitions. [2020-12-09 16:14:08,580 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 85 transitions. Word has length 26 [2020-12-09 16:14:08,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 16:14:08,580 INFO L481 AbstractCegarLoop]: Abstraction has 64 states and 85 transitions. [2020-12-09 16:14:08,580 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 16:14:08,580 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2020-12-09 16:14:08,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-12-09 16:14:08,581 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 16:14:08,581 INFO L422 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] [2020-12-09 16:14:08,782 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-12-09 16:14:08,783 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 16:14:08,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 16:14:08,784 INFO L82 PathProgramCache]: Analyzing trace with hash -3702486, now seen corresponding path program 1 times [2020-12-09 16:14:08,786 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 16:14:08,786 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [797470433] [2020-12-09 16:14:08,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-12-09 16:14:09,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 16:14:09,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-09 16:14:09,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 16:14:09,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-09 16:14:09,164 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 16:14:09,210 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-09 16:14:09,210 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [797470433] [2020-12-09 16:14:09,210 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2126348194] [2020-12-09 16:14:09,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/cvc4 Starting monitored process 5 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4 --incremental --print-success --lang smt [2020-12-09 16:14:09,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 16:14:09,426 INFO L263 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 16:14:09,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 16:14:09,459 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-09 16:14:09,459 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 16:14:09,459 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2020-12-09 16:14:09,460 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [4, 4] total 7 [2020-12-09 16:14:09,460 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496806910] [2020-12-09 16:14:09,460 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 16:14:09,460 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 16:14:09,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 16:14:09,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-09 16:14:09,461 INFO L87 Difference]: Start difference. First operand 64 states and 85 transitions. Second operand 3 states. [2020-12-09 16:14:09,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 16:14:09,483 INFO L93 Difference]: Finished difference Result 151 states and 211 transitions. [2020-12-09 16:14:09,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 16:14:09,483 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2020-12-09 16:14:09,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 16:14:09,484 INFO L225 Difference]: With dead ends: 151 [2020-12-09 16:14:09,485 INFO L226 Difference]: Without dead ends: 104 [2020-12-09 16:14:09,485 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-09 16:14:09,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2020-12-09 16:14:09,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 102. [2020-12-09 16:14:09,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2020-12-09 16:14:09,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 141 transitions. [2020-12-09 16:14:09,495 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 141 transitions. Word has length 28 [2020-12-09 16:14:09,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 16:14:09,495 INFO L481 AbstractCegarLoop]: Abstraction has 102 states and 141 transitions. [2020-12-09 16:14:09,495 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 16:14:09,495 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 141 transitions. [2020-12-09 16:14:09,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-12-09 16:14:09,496 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 16:14:09,496 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 16:14:09,897 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3,5 cvc4 --incremental --print-success --lang smt [2020-12-09 16:14:09,899 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 16:14:09,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 16:14:09,900 INFO L82 PathProgramCache]: Analyzing trace with hash -640084901, now seen corresponding path program 1 times [2020-12-09 16:14:09,902 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 16:14:09,903 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1866987037] [2020-12-09 16:14:09,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2020-12-09 16:14:10,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 16:14:10,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-09 16:14:10,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 16:14:10,236 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-09 16:14:10,236 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 16:14:10,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-12-09 16:14:10,291 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1866987037] [2020-12-09 16:14:10,291 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [198066170] [2020-12-09 16:14:10,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/cvc4 Starting monitored process 7 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4 --incremental --print-success --lang smt [2020-12-09 16:14:10,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 16:14:10,488 INFO L263 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 16:14:10,490 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 16:14:10,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-09 16:14:10,516 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 16:14:10,517 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2020-12-09 16:14:10,517 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 7 [2020-12-09 16:14:10,517 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243721926] [2020-12-09 16:14:10,517 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 16:14:10,517 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 16:14:10,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 16:14:10,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-09 16:14:10,518 INFO L87 Difference]: Start difference. First operand 102 states and 141 transitions. Second operand 3 states. [2020-12-09 16:14:10,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 16:14:10,555 INFO L93 Difference]: Finished difference Result 223 states and 316 transitions. [2020-12-09 16:14:10,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 16:14:10,556 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2020-12-09 16:14:10,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 16:14:10,557 INFO L225 Difference]: With dead ends: 223 [2020-12-09 16:14:10,557 INFO L226 Difference]: Without dead ends: 140 [2020-12-09 16:14:10,558 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-09 16:14:10,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2020-12-09 16:14:10,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 136. [2020-12-09 16:14:10,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-12-09 16:14:10,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 191 transitions. [2020-12-09 16:14:10,572 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 191 transitions. Word has length 37 [2020-12-09 16:14:10,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 16:14:10,573 INFO L481 AbstractCegarLoop]: Abstraction has 136 states and 191 transitions. [2020-12-09 16:14:10,573 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 16:14:10,573 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 191 transitions. [2020-12-09 16:14:10,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-09 16:14:10,574 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 16:14:10,575 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 16:14:10,976 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 cvc4 --incremental --print-success --lang smt,6 mathsat -unsat_core_generation=3 [2020-12-09 16:14:10,976 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 16:14:10,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 16:14:10,978 INFO L82 PathProgramCache]: Analyzing trace with hash -441874010, now seen corresponding path program 1 times [2020-12-09 16:14:10,980 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 16:14:10,980 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [182278145] [2020-12-09 16:14:10,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2020-12-09 16:14:11,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 16:14:11,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-09 16:14:11,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 16:14:11,246 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-09 16:14:11,246 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 16:14:11,299 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-09 16:14:11,299 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [182278145] [2020-12-09 16:14:11,299 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [248869410] [2020-12-09 16:14:11,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/cvc4 Starting monitored process 9 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with cvc4 --incremental --print-success --lang smt [2020-12-09 16:14:11,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 16:14:11,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-09 16:14:11,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 16:14:11,622 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 34 treesize of output 18 [2020-12-09 16:14:11,624 INFO L547 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-12-09 16:14:11,638 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 16:14:11,640 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 10 [2020-12-09 16:14:11,641 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-09 16:14:11,645 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 16:14:11,645 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-09 16:14:11,645 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:45, output treesize:6 [2020-12-09 16:14:11,677 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 16:14:11,678 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 16:14:11,678 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2020-12-09 16:14:11,678 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4, 4] total 9 [2020-12-09 16:14:11,678 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294942775] [2020-12-09 16:14:11,678 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-09 16:14:11,678 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 16:14:11,679 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-09 16:14:11,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-12-09 16:14:11,679 INFO L87 Difference]: Start difference. First operand 136 states and 191 transitions. Second operand 5 states. [2020-12-09 16:14:11,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 16:14:11,913 INFO L93 Difference]: Finished difference Result 341 states and 488 transitions. [2020-12-09 16:14:11,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-09 16:14:11,915 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 48 [2020-12-09 16:14:11,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 16:14:11,917 INFO L225 Difference]: With dead ends: 341 [2020-12-09 16:14:11,917 INFO L226 Difference]: Without dead ends: 224 [2020-12-09 16:14:11,918 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-12-09 16:14:11,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2020-12-09 16:14:11,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 140. [2020-12-09 16:14:11,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2020-12-09 16:14:11,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 195 transitions. [2020-12-09 16:14:11,932 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 195 transitions. Word has length 48 [2020-12-09 16:14:11,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 16:14:11,933 INFO L481 AbstractCegarLoop]: Abstraction has 140 states and 195 transitions. [2020-12-09 16:14:11,933 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-09 16:14:11,933 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 195 transitions. [2020-12-09 16:14:11,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-09 16:14:11,934 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 16:14:11,935 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 16:14:12,336 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 cvc4 --incremental --print-success --lang smt,8 mathsat -unsat_core_generation=3 [2020-12-09 16:14:12,337 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 16:14:12,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 16:14:12,339 INFO L82 PathProgramCache]: Analyzing trace with hash -183708572, now seen corresponding path program 1 times [2020-12-09 16:14:12,340 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 16:14:12,341 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1562524739] [2020-12-09 16:14:12,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2020-12-09 16:14:12,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 16:14:12,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-09 16:14:12,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 16:14:12,616 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-09 16:14:12,616 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 16:14:12,663 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-09 16:14:12,663 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1562524739] [2020-12-09 16:14:12,663 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1711788207] [2020-12-09 16:14:12,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/cvc4 Starting monitored process 11 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with cvc4 --incremental --print-success --lang smt [2020-12-09 16:14:12,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 16:14:12,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-09 16:14:12,984 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 16:14:13,006 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-09 16:14:13,006 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 16:14:13,036 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-09 16:14:13,036 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [805428196] [2020-12-09 16:14:13,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 16:14:13,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 16:14:13,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 5 conjunts are in the unsatisfiable core [2020-12-09 16:14:13,187 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 16:14:13,231 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 16:14:13,231 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 16:14:13,231 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 4 imperfect interpolant sequences. [2020-12-09 16:14:13,232 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4, 4, 4, 4] total 9 [2020-12-09 16:14:13,232 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472949560] [2020-12-09 16:14:13,232 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-09 16:14:13,232 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 16:14:13,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-09 16:14:13,232 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-12-09 16:14:13,233 INFO L87 Difference]: Start difference. First operand 140 states and 195 transitions. Second operand 5 states. [2020-12-09 16:14:13,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 16:14:13,294 INFO L93 Difference]: Finished difference Result 504 states and 717 transitions. [2020-12-09 16:14:13,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-09 16:14:13,295 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 48 [2020-12-09 16:14:13,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 16:14:13,297 INFO L225 Difference]: With dead ends: 504 [2020-12-09 16:14:13,297 INFO L226 Difference]: Without dead ends: 383 [2020-12-09 16:14:13,298 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 239 GetRequests, 230 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2020-12-09 16:14:13,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383 states. [2020-12-09 16:14:13,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383 to 143. [2020-12-09 16:14:13,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 143 states. [2020-12-09 16:14:13,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 197 transitions. [2020-12-09 16:14:13,308 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 197 transitions. Word has length 48 [2020-12-09 16:14:13,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 16:14:13,308 INFO L481 AbstractCegarLoop]: Abstraction has 143 states and 197 transitions. [2020-12-09 16:14:13,308 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-09 16:14:13,308 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 197 transitions. [2020-12-09 16:14:13,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-12-09 16:14:13,309 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 16:14:13,309 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 16:14:13,910 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,10 mathsat -unsat_core_generation=3,11 cvc4 --incremental --print-success --lang smt [2020-12-09 16:14:13,912 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 16:14:13,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 16:14:13,914 INFO L82 PathProgramCache]: Analyzing trace with hash -126450270, now seen corresponding path program 1 times [2020-12-09 16:14:13,915 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 16:14:13,916 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1154542906] [2020-12-09 16:14:13,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/mathsat Starting monitored process 13 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with mathsat -unsat_core_generation=3 [2020-12-09 16:14:14,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 16:14:14,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-09 16:14:14,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 16:14:14,181 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-09 16:14:14,182 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 16:14:14,226 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-09 16:14:14,226 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1154542906] [2020-12-09 16:14:14,226 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1882127292] [2020-12-09 16:14:14,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/cvc4 Starting monitored process 14 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with cvc4 --incremental --print-success --lang smt [2020-12-09 16:14:14,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 16:14:14,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 379 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 16:14:14,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 16:14:14,451 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 16:14:14,451 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 16:14:14,451 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2020-12-09 16:14:14,451 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 7 [2020-12-09 16:14:14,452 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186102603] [2020-12-09 16:14:14,452 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 16:14:14,452 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 16:14:14,452 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 16:14:14,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-09 16:14:14,452 INFO L87 Difference]: Start difference. First operand 143 states and 197 transitions. Second operand 3 states. [2020-12-09 16:14:14,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 16:14:14,474 INFO L93 Difference]: Finished difference Result 348 states and 491 transitions. [2020-12-09 16:14:14,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 16:14:14,475 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 48 [2020-12-09 16:14:14,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 16:14:14,476 INFO L225 Difference]: With dead ends: 348 [2020-12-09 16:14:14,476 INFO L226 Difference]: Without dead ends: 224 [2020-12-09 16:14:14,477 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-09 16:14:14,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2020-12-09 16:14:14,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 140. [2020-12-09 16:14:14,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2020-12-09 16:14:14,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 192 transitions. [2020-12-09 16:14:14,487 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 192 transitions. Word has length 48 [2020-12-09 16:14:14,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 16:14:14,487 INFO L481 AbstractCegarLoop]: Abstraction has 140 states and 192 transitions. [2020-12-09 16:14:14,487 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 16:14:14,487 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 192 transitions. [2020-12-09 16:14:14,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2020-12-09 16:14:14,488 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 16:14:14,488 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-12-09 16:14:14,890 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 cvc4 --incremental --print-success --lang smt,13 mathsat -unsat_core_generation=3 [2020-12-09 16:14:14,890 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 16:14:14,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 16:14:14,892 INFO L82 PathProgramCache]: Analyzing trace with hash 297957790, now seen corresponding path program 1 times [2020-12-09 16:14:14,893 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 16:14:14,894 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1603410730] [2020-12-09 16:14:14,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/mathsat Starting monitored process 15 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with mathsat -unsat_core_generation=3 [2020-12-09 16:14:15,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 16:14:15,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-09 16:14:15,169 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 16:14:15,203 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-09 16:14:15,203 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 16:14:15,251 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-09 16:14:15,251 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1603410730] [2020-12-09 16:14:15,251 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1178238247] [2020-12-09 16:14:15,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/cvc4 Starting monitored process 16 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with cvc4 --incremental --print-success --lang smt [2020-12-09 16:14:15,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 16:14:15,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-09 16:14:15,588 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 16:14:15,611 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-09 16:14:15,612 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 16:14:15,638 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-12-09 16:14:15,638 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1065339891] [2020-12-09 16:14:15,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 16:14:15,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 16:14:15,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 3 conjunts are in the unsatisfiable core [2020-12-09 16:14:15,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 16:14:15,829 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 16:14:15,829 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 16:14:15,829 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 4 imperfect interpolant sequences. [2020-12-09 16:14:15,829 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4, 4, 4] total 8 [2020-12-09 16:14:15,829 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507563480] [2020-12-09 16:14:15,829 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-12-09 16:14:15,829 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 16:14:15,830 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-12-09 16:14:15,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-12-09 16:14:15,830 INFO L87 Difference]: Start difference. First operand 140 states and 192 transitions. Second operand 4 states. [2020-12-09 16:14:15,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 16:14:15,887 INFO L93 Difference]: Finished difference Result 266 states and 371 transitions. [2020-12-09 16:14:15,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-12-09 16:14:15,887 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 50 [2020-12-09 16:14:15,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 16:14:15,889 INFO L225 Difference]: With dead ends: 266 [2020-12-09 16:14:15,889 INFO L226 Difference]: Without dead ends: 260 [2020-12-09 16:14:15,889 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 245 GetRequests, 239 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-12-09 16:14:15,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2020-12-09 16:14:15,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 149. [2020-12-09 16:14:15,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2020-12-09 16:14:15,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 204 transitions. [2020-12-09 16:14:15,895 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 204 transitions. Word has length 50 [2020-12-09 16:14:15,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 16:14:15,895 INFO L481 AbstractCegarLoop]: Abstraction has 149 states and 204 transitions. [2020-12-09 16:14:15,895 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-12-09 16:14:15,895 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 204 transitions. [2020-12-09 16:14:15,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-09 16:14:15,896 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 16:14:15,896 INFO L422 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] [2020-12-09 16:14:16,498 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 cvc4 --incremental --print-success --lang smt,15 mathsat -unsat_core_generation=3,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 16:14:16,499 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 16:14:16,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 16:14:16,500 INFO L82 PathProgramCache]: Analyzing trace with hash -1101701182, now seen corresponding path program 1 times [2020-12-09 16:14:16,501 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 16:14:16,502 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1659079022] [2020-12-09 16:14:16,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/mathsat Starting monitored process 18 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with mathsat -unsat_core_generation=3 [2020-12-09 16:14:16,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 16:14:16,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-09 16:14:16,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 16:14:16,778 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-09 16:14:16,778 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 16:14:16,828 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-09 16:14:16,829 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1659079022] [2020-12-09 16:14:16,829 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [976582849] [2020-12-09 16:14:16,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/cvc4 Starting monitored process 19 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with cvc4 --incremental --print-success --lang smt [2020-12-09 16:14:17,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 16:14:17,019 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 2 conjunts are in the unsatisfiable core [2020-12-09 16:14:17,020 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 16:14:17,064 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 16:14:17,064 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 16:14:17,064 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2020-12-09 16:14:17,064 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 7 [2020-12-09 16:14:17,065 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086190744] [2020-12-09 16:14:17,065 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-12-09 16:14:17,065 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 16:14:17,065 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-12-09 16:14:17,066 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-09 16:14:17,066 INFO L87 Difference]: Start difference. First operand 149 states and 204 transitions. Second operand 3 states. [2020-12-09 16:14:17,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 16:14:17,092 INFO L93 Difference]: Finished difference Result 301 states and 421 transitions. [2020-12-09 16:14:17,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-12-09 16:14:17,093 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2020-12-09 16:14:17,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 16:14:17,095 INFO L225 Difference]: With dead ends: 301 [2020-12-09 16:14:17,095 INFO L226 Difference]: Without dead ends: 233 [2020-12-09 16:14:17,095 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-12-09 16:14:17,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2020-12-09 16:14:17,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 149. [2020-12-09 16:14:17,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2020-12-09 16:14:17,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 202 transitions. [2020-12-09 16:14:17,104 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 202 transitions. Word has length 57 [2020-12-09 16:14:17,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 16:14:17,104 INFO L481 AbstractCegarLoop]: Abstraction has 149 states and 202 transitions. [2020-12-09 16:14:17,104 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-12-09 16:14:17,104 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 202 transitions. [2020-12-09 16:14:17,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-12-09 16:14:17,105 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 16:14:17,105 INFO L422 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] [2020-12-09 16:14:17,506 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 mathsat -unsat_core_generation=3,19 cvc4 --incremental --print-success --lang smt [2020-12-09 16:14:17,507 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 16:14:17,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 16:14:17,508 INFO L82 PathProgramCache]: Analyzing trace with hash -1688507196, now seen corresponding path program 1 times [2020-12-09 16:14:17,509 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 16:14:17,509 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [807290752] [2020-12-09 16:14:17,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/mathsat Starting monitored process 20 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with mathsat -unsat_core_generation=3 [2020-12-09 16:14:17,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 16:14:17,728 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-09 16:14:17,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 16:14:17,765 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-09 16:14:17,765 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 16:14:17,815 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-09 16:14:17,815 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [807290752] [2020-12-09 16:14:17,815 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [868637490] [2020-12-09 16:14:17,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/cvc4 Starting monitored process 21 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with cvc4 --incremental --print-success --lang smt [2020-12-09 16:14:18,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 16:14:18,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-09 16:14:18,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 16:14:18,170 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-09 16:14:18,170 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 16:14:18,196 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-09 16:14:18,197 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1785411348] [2020-12-09 16:14:18,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 16:14:18,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 16:14:18,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 7 conjunts are in the unsatisfiable core [2020-12-09 16:14:18,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 16:14:18,402 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-12-09 16:14:18,402 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 16:14:18,452 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-12-09 16:14:18,452 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 5 imperfect interpolant sequences. [2020-12-09 16:14:18,452 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4, 4, 4, 4, 6] total 13 [2020-12-09 16:14:18,452 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308237000] [2020-12-09 16:14:18,452 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-09 16:14:18,452 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 16:14:18,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-09 16:14:18,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2020-12-09 16:14:18,453 INFO L87 Difference]: Start difference. First operand 149 states and 202 transitions. Second operand 5 states. [2020-12-09 16:14:18,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 16:14:18,517 INFO L93 Difference]: Finished difference Result 397 states and 557 transitions. [2020-12-09 16:14:18,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-12-09 16:14:18,518 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 57 [2020-12-09 16:14:18,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 16:14:18,520 INFO L225 Difference]: With dead ends: 397 [2020-12-09 16:14:18,520 INFO L226 Difference]: Without dead ends: 329 [2020-12-09 16:14:18,520 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 340 GetRequests, 327 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2020-12-09 16:14:18,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2020-12-09 16:14:18,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 149. [2020-12-09 16:14:18,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2020-12-09 16:14:18,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 200 transitions. [2020-12-09 16:14:18,527 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 200 transitions. Word has length 57 [2020-12-09 16:14:18,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 16:14:18,527 INFO L481 AbstractCegarLoop]: Abstraction has 149 states and 200 transitions. [2020-12-09 16:14:18,527 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-09 16:14:18,527 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 200 transitions. [2020-12-09 16:14:18,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-12-09 16:14:18,528 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 16:14:18,528 INFO L422 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] [2020-12-09 16:14:19,129 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 mathsat -unsat_core_generation=3,21 cvc4 --incremental --print-success --lang smt,22 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 16:14:19,130 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 16:14:19,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 16:14:19,132 INFO L82 PathProgramCache]: Analyzing trace with hash -1138385500, now seen corresponding path program 1 times [2020-12-09 16:14:19,133 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 16:14:19,133 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [794575342] [2020-12-09 16:14:19,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/mathsat Starting monitored process 23 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with mathsat -unsat_core_generation=3 [2020-12-09 16:14:19,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 16:14:19,363 INFO L263 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-09 16:14:19,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 16:14:19,403 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-09 16:14:19,403 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 16:14:19,454 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-09 16:14:19,455 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [794575342] [2020-12-09 16:14:19,455 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [926608847] [2020-12-09 16:14:19,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/cvc4 Starting monitored process 24 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with cvc4 --incremental --print-success --lang smt [2020-12-09 16:14:19,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 16:14:19,798 INFO L263 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-09 16:14:19,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 16:14:19,823 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-09 16:14:19,823 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 16:14:19,853 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-09 16:14:19,853 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [728959073] [2020-12-09 16:14:19,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 16:14:20,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 16:14:20,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 6 conjunts are in the unsatisfiable core [2020-12-09 16:14:20,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 16:14:20,224 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-09 16:14:20,224 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-12-09 16:14:20,254 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2020-12-09 16:14:20,255 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2020-12-09 16:14:20,255 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4, 4, 4, 4] total 6 [2020-12-09 16:14:20,255 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322054931] [2020-12-09 16:14:20,255 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-12-09 16:14:20,255 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 16:14:20,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-12-09 16:14:20,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-12-09 16:14:20,256 INFO L87 Difference]: Start difference. First operand 149 states and 200 transitions. Second operand 6 states. [2020-12-09 16:14:20,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 16:14:20,332 INFO L93 Difference]: Finished difference Result 291 states and 398 transitions. [2020-12-09 16:14:20,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-12-09 16:14:20,333 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 60 [2020-12-09 16:14:20,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 16:14:20,334 INFO L225 Difference]: With dead ends: 291 [2020-12-09 16:14:20,334 INFO L226 Difference]: Without dead ends: 155 [2020-12-09 16:14:20,334 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 356 GetRequests, 351 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2020-12-09 16:14:20,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2020-12-09 16:14:20,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 155. [2020-12-09 16:14:20,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2020-12-09 16:14:20,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 206 transitions. [2020-12-09 16:14:20,340 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 206 transitions. Word has length 60 [2020-12-09 16:14:20,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 16:14:20,340 INFO L481 AbstractCegarLoop]: Abstraction has 155 states and 206 transitions. [2020-12-09 16:14:20,340 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-12-09 16:14:20,341 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 206 transitions. [2020-12-09 16:14:20,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-12-09 16:14:20,341 INFO L414 BasicCegarLoop]: Found error trace [2020-12-09 16:14:20,341 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 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] [2020-12-09 16:14:20,943 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 mathsat -unsat_core_generation=3,24 cvc4 --incremental --print-success --lang smt,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-12-09 16:14:20,944 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-12-09 16:14:20,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-09 16:14:20,945 INFO L82 PathProgramCache]: Analyzing trace with hash -471457758, now seen corresponding path program 2 times [2020-12-09 16:14:20,946 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-12-09 16:14:20,947 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1691242935] [2020-12-09 16:14:20,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/mathsat Starting monitored process 26 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with mathsat -unsat_core_generation=3 [2020-12-09 16:14:21,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-12-09 16:14:21,221 INFO L263 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 26 conjunts are in the unsatisfiable core [2020-12-09 16:14:21,228 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-12-09 16:14:21,305 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 16:14:21,305 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 102 treesize of output 71 [2020-12-09 16:14:21,308 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 16:14:21,317 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-12-09 16:14:21,319 INFO L547 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-12-09 16:14:21,346 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 16:14:21,364 INFO L348 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 16:14:21,364 INFO L382 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 64 treesize of output 49 [2020-12-09 16:14:21,366 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 16:14:21,368 INFO L639 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-12-09 16:14:21,369 INFO L547 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-12-09 16:14:21,371 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-12-09 16:14:21,372 INFO L547 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-12-09 16:14:21,372 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:102, output treesize:7 [2020-12-09 16:14:21,395 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-12-09 16:14:21,395 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-12-09 16:14:21,395 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1691242935] [2020-12-09 16:14:21,395 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-12-09 16:14:21,395 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-12-09 16:14:21,395 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595336110] [2020-12-09 16:14:21,395 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-12-09 16:14:21,395 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-12-09 16:14:21,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-12-09 16:14:21,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-12-09 16:14:21,396 INFO L87 Difference]: Start difference. First operand 155 states and 206 transitions. Second operand 5 states. [2020-12-09 16:14:21,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-12-09 16:14:21,683 INFO L93 Difference]: Finished difference Result 381 states and 522 transitions. [2020-12-09 16:14:21,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-12-09 16:14:21,684 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 66 [2020-12-09 16:14:21,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-12-09 16:14:21,684 INFO L225 Difference]: With dead ends: 381 [2020-12-09 16:14:21,684 INFO L226 Difference]: Without dead ends: 0 [2020-12-09 16:14:21,685 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-12-09 16:14:21,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-12-09 16:14:21,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-12-09 16:14:21,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-12-09 16:14:21,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-12-09 16:14:21,685 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2020-12-09 16:14:21,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-12-09 16:14:21,685 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-12-09 16:14:21,685 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-12-09 16:14:21,685 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-12-09 16:14:21,685 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-12-09 16:14:21,885 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 mathsat -unsat_core_generation=3 [2020-12-09 16:14:21,887 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-12-09 16:14:22,341 INFO L262 CegarLoopResult]: For program point L6113-2(lines 6113 6116) no Hoare annotation was computed. [2020-12-09 16:14:22,342 INFO L262 CegarLoopResult]: For program point L6113(lines 6113 6116) no Hoare annotation was computed. [2020-12-09 16:14:22,342 INFO L258 CegarLoopResult]: At program point L6394(lines 6393 6395) the Hoare annotation is: (= (_ bv0 32) (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32))) [2020-12-09 16:14:22,342 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 6264) no Hoare annotation was computed. [2020-12-09 16:14:22,342 INFO L258 CegarLoopResult]: At program point L6328(lines 6314 6330) the Hoare annotation is: (let ((.cse7 (bvadd |~#pppox_protos~0.offset| (bvmul ULTIMATE.start_pppox_create_~protocol (_ bv8 32))))) (let ((.cse5 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) .cse7)) (.cse6 (bvadd (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) .cse7) (_ bv16 32)))) (let ((.cse3 (select (select |#memory_$Pointer$.offset| .cse5) .cse6)) (.cse4 (select (select |#memory_$Pointer$.base| .cse5) .cse6))) (let ((.cse0 (= (_ bv0 32) |ULTIMATE.start_ldv_try_module_get_#res|)) (.cse1 (= .cse4 ULTIMATE.start_ldv_try_module_get_~module.base)) (.cse2 (= .cse3 ULTIMATE.start_ldv_try_module_get_~module.offset))) (or (and .cse0 .cse1 (= (_ bv0 32) (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32))) .cse2) (and (= (bvadd ~ldv_module_refcounter~0 (_ bv4294967294 32)) (_ bv0 32)) (not (= (_ bv0 64) ((_ zero_extend 32) (bvadd .cse3 .cse4)))) (not .cse0) .cse1 .cse2)))))) [2020-12-09 16:14:22,342 INFO L265 CegarLoopResult]: At program point L5932-1(lines 5931 5934) the Hoare annotation is: true [2020-12-09 16:14:22,342 INFO L265 CegarLoopResult]: At program point L5932-2(lines 5931 5934) the Hoare annotation is: true [2020-12-09 16:14:22,342 INFO L265 CegarLoopResult]: At program point L5932(lines 5931 5934) the Hoare annotation is: true [2020-12-09 16:14:22,342 INFO L262 CegarLoopResult]: For program point L6180(lines 6180 6236) no Hoare annotation was computed. [2020-12-09 16:14:22,342 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-12-09 16:14:22,343 INFO L265 CegarLoopResult]: At program point L6362(lines 6359 6368) the Hoare annotation is: true [2020-12-09 16:14:22,343 INFO L262 CegarLoopResult]: For program point L6263(line 6263) no Hoare annotation was computed. [2020-12-09 16:14:22,343 INFO L262 CegarLoopResult]: For program point L6263-1(line 6263) no Hoare annotation was computed. [2020-12-09 16:14:22,343 INFO L262 CegarLoopResult]: For program point L6214(lines 6214 6218) no Hoare annotation was computed. [2020-12-09 16:14:22,343 INFO L262 CegarLoopResult]: For program point L6181(line 6181) no Hoare annotation was computed. [2020-12-09 16:14:22,343 INFO L262 CegarLoopResult]: For program point L6214-2(lines 6212 6224) no Hoare annotation was computed. [2020-12-09 16:14:22,343 INFO L262 CegarLoopResult]: For program point L6182(lines 6182 6197) no Hoare annotation was computed. [2020-12-09 16:14:22,343 INFO L258 CegarLoopResult]: At program point L5918(lines 5913 5920) the Hoare annotation is: (let ((.cse4 (bvadd |~#pppox_protos~0.offset| (bvmul ULTIMATE.start_pppox_create_~protocol (_ bv8 32))))) (let ((.cse2 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) .cse4)) (.cse3 (bvadd (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) .cse4) (_ bv16 32)))) (let ((.cse1 (select (select |#memory_$Pointer$.base| .cse2) .cse3)) (.cse0 (select (select |#memory_$Pointer$.offset| .cse2) .cse3))) (and (not (= (_ bv0 64) ((_ zero_extend 32) (bvadd .cse0 .cse1)))) (= .cse1 ULTIMATE.start_ldv_try_module_get_~module.base) (= (_ bv0 32) (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32))) (= .cse0 ULTIMATE.start_ldv_try_module_get_~module.offset))))) [2020-12-09 16:14:22,343 INFO L258 CegarLoopResult]: At program point L6397(lines 1 6402) the Hoare annotation is: (= (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32)) (_ bv0 32)) [2020-12-09 16:14:22,343 INFO L262 CegarLoopResult]: For program point L6199(line 6199) no Hoare annotation was computed. [2020-12-09 16:14:22,343 INFO L258 CegarLoopResult]: At program point L6133(lines 6106 6135) the Hoare annotation is: (= (_ bv0 32) (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32))) [2020-12-09 16:14:22,343 INFO L258 CegarLoopResult]: At program point L5902(lines 5894 5904) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_state_variable_1~0) (= (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 16:14:22,343 INFO L258 CegarLoopResult]: At program point L5902-1(lines 5894 5904) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_state_variable_1~0) (= (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 16:14:22,344 INFO L258 CegarLoopResult]: At program point L6249(lines 6244 6251) the Hoare annotation is: (let ((.cse8 (bvadd |~#pppox_protos~0.offset| (bvmul ULTIMATE.start_pppox_create_~protocol (_ bv8 32))))) (let ((.cse6 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) .cse8)) (.cse7 (bvadd (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) .cse8) (_ bv16 32)))) (let ((.cse0 (select (select |#memory_$Pointer$.offset| .cse6) .cse7)) (.cse1 (select (select |#memory_$Pointer$.base| .cse6) .cse7))) (let ((.cse3 (= (_ bv0 32) |ULTIMATE.start_ldv_try_module_get_#res|)) (.cse4 (= .cse1 ULTIMATE.start_ldv_try_module_get_~module.base)) (.cse5 (= .cse0 ULTIMATE.start_ldv_try_module_get_~module.offset)) (.cse2 (= |ULTIMATE.start_ldv_try_module_get_5_#res| (_ bv0 8)))) (or (and (= (bvadd ~ldv_module_refcounter~0 (_ bv4294967294 32)) (_ bv0 32)) (not (= (_ bv0 64) ((_ zero_extend 32) (bvadd .cse0 .cse1)))) (not .cse2) (not .cse3) .cse4 .cse5) (and .cse3 .cse4 (= (_ bv0 32) (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32))) .cse5 .cse2)))))) [2020-12-09 16:14:22,344 INFO L262 CegarLoopResult]: For program point L6117(lines 6117 6130) no Hoare annotation was computed. [2020-12-09 16:14:22,344 INFO L258 CegarLoopResult]: At program point L6134(lines 6101 6136) the Hoare annotation is: (= (_ bv0 32) (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32))) [2020-12-09 16:14:22,344 INFO L262 CegarLoopResult]: For program point L6200(lines 6200 6232) no Hoare annotation was computed. [2020-12-09 16:14:22,344 INFO L262 CegarLoopResult]: For program point L6184(lines 6184 6194) no Hoare annotation was computed. [2020-12-09 16:14:22,344 INFO L262 CegarLoopResult]: For program point L6234(line 6234) no Hoare annotation was computed. [2020-12-09 16:14:22,344 INFO L262 CegarLoopResult]: For program point L6185(line 6185) no Hoare annotation was computed. [2020-12-09 16:14:22,344 INFO L262 CegarLoopResult]: For program point L6334(lines 6334 6341) no Hoare annotation was computed. [2020-12-09 16:14:22,344 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-12-09 16:14:22,344 INFO L262 CegarLoopResult]: For program point L6202(lines 6202 6229) no Hoare annotation was computed. [2020-12-09 16:14:22,344 INFO L258 CegarLoopResult]: At program point L6334-2(lines 1 6402) the Hoare annotation is: (let ((.cse4 (bvadd |~#pppox_protos~0.offset| (bvmul ULTIMATE.start_pppox_create_~protocol (_ bv8 32))))) (let ((.cse2 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) .cse4)) (.cse3 (bvadd (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) .cse4) (_ bv16 32)))) (let ((.cse1 (select (select |#memory_$Pointer$.base| .cse2) .cse3)) (.cse0 (select (select |#memory_$Pointer$.offset| .cse2) .cse3))) (and (not (= (_ bv0 64) ((_ zero_extend 32) (bvadd .cse0 .cse1)))) (not (= (_ bv0 8) ULTIMATE.start_pppox_create_~tmp~8)) (not (= (_ bv0 64) ((_ zero_extend 32) (bvadd ULTIMATE.start_ldv_module_put_~module.offset ULTIMATE.start_ldv_module_put_~module.base)))) (not (= |ULTIMATE.start_ldv_try_module_get_5_#res| (_ bv0 8))) (not (= (_ bv0 32) |ULTIMATE.start_ldv_try_module_get_#res|)) (= .cse1 ULTIMATE.start_ldv_try_module_get_~module.base) (= .cse0 ULTIMATE.start_ldv_try_module_get_~module.offset) (= (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_pppox_create_~tmp___0~3 (_ bv0 32)))))) [2020-12-09 16:14:22,344 INFO L262 CegarLoopResult]: For program point L6318(lines 6318 6327) no Hoare annotation was computed. [2020-12-09 16:14:22,344 INFO L262 CegarLoopResult]: For program point L6186(lines 6186 6190) no Hoare annotation was computed. [2020-12-09 16:14:22,345 INFO L262 CegarLoopResult]: For program point L6335-1(lines 6335 6338) no Hoare annotation was computed. [2020-12-09 16:14:22,345 INFO L262 CegarLoopResult]: For program point L6335(lines 6335 6338) no Hoare annotation was computed. [2020-12-09 16:14:22,345 INFO L262 CegarLoopResult]: For program point L6203(line 6203) no Hoare annotation was computed. [2020-12-09 16:14:22,345 INFO L262 CegarLoopResult]: For program point L6121-2(lines 6119 6130) no Hoare annotation was computed. [2020-12-09 16:14:22,345 INFO L262 CegarLoopResult]: For program point L6121(lines 6121 6125) no Hoare annotation was computed. [2020-12-09 16:14:22,345 INFO L262 CegarLoopResult]: For program point L5857(lines 5857 5859) no Hoare annotation was computed. [2020-12-09 16:14:22,345 INFO L262 CegarLoopResult]: For program point L5857-1(lines 5857 5859) no Hoare annotation was computed. [2020-12-09 16:14:22,345 INFO L258 CegarLoopResult]: At program point L6237(lines 6167 6242) the Hoare annotation is: (= (_ bv0 32) (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32))) [2020-12-09 16:14:22,345 INFO L262 CegarLoopResult]: For program point L6204(lines 6204 6209) no Hoare annotation was computed. [2020-12-09 16:14:22,345 INFO L262 CegarLoopResult]: For program point L6320(lines 6320 6325) no Hoare annotation was computed. [2020-12-09 16:14:22,345 INFO L258 CegarLoopResult]: At program point L6221(lines 6362 6365) the Hoare annotation is: (= (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32)) (_ bv0 32)) [2020-12-09 16:14:22,345 INFO L262 CegarLoopResult]: For program point L5858(line 5858) no Hoare annotation was computed. [2020-12-09 16:14:22,345 INFO L262 CegarLoopResult]: For program point L5858-2(line 5858) no Hoare annotation was computed. [2020-12-09 16:14:22,345 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-12-09 16:14:22,345 INFO L262 CegarLoopResult]: For program point L6108(lines 6108 6111) no Hoare annotation was computed. [2020-12-09 16:14:22,345 INFO L258 CegarLoopResult]: At program point L5910(lines 5905 5912) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_state_variable_1~0) (= (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 16:14:22,346 INFO L258 CegarLoopResult]: At program point L5910-1(lines 5905 5912) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_state_variable_1~0) (= (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 16:14:22,346 INFO L265 CegarLoopResult]: At program point L6241(lines 6156 6243) the Hoare annotation is: true [2020-12-09 16:14:22,346 INFO L262 CegarLoopResult]: For program point L6192(line 6192) no Hoare annotation was computed. [2020-12-09 16:14:22,346 INFO L258 CegarLoopResult]: At program point L6143(lines 6138 6145) the Hoare annotation is: (= (_ bv0 32) (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32))) [2020-12-09 16:14:22,346 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-12-09 16:14:22,346 INFO L262 CegarLoopResult]: For program point L-1-1(line -1) no Hoare annotation was computed. [2020-12-09 16:14:22,346 INFO L262 CegarLoopResult]: For program point L-1-2(line -1) no Hoare annotation was computed. [2020-12-09 16:14:22,346 INFO L258 CegarLoopResult]: At program point L-1-4(line -1) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32)))) [2020-12-09 16:14:22,346 INFO L262 CegarLoopResult]: For program point L-1-5(line -1) no Hoare annotation was computed. [2020-12-09 16:14:22,346 INFO L258 CegarLoopResult]: At program point L-1-7(line -1) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_state_variable_1~0) (= (_ bv0 32) (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32)))) [2020-12-09 16:14:22,346 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 6264) no Hoare annotation was computed. [2020-12-09 16:14:22,346 INFO L262 CegarLoopResult]: For program point L-1-8(line -1) no Hoare annotation was computed. [2020-12-09 16:14:22,346 INFO L262 CegarLoopResult]: For program point L-1-9(line -1) no Hoare annotation was computed. [2020-12-09 16:14:22,346 INFO L262 CegarLoopResult]: For program point L6227(line 6227) no Hoare annotation was computed. [2020-12-09 16:14:22,346 INFO L262 CegarLoopResult]: For program point L6211(line 6211) no Hoare annotation was computed. [2020-12-09 16:14:22,346 INFO L258 CegarLoopResult]: At program point L6377(lines 6376 6378) the Hoare annotation is: (and (= (_ bv0 32) ~ldv_state_variable_1~0) (= (bvadd ~ldv_module_refcounter~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-12-09 16:14:22,346 INFO L262 CegarLoopResult]: For program point L6212(lines 6212 6225) no Hoare annotation was computed. [2020-12-09 16:14:22,355 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,355 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,355 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,356 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,356 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,356 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,356 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,356 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,356 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,356 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,356 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,357 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,357 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,357 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,357 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,357 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,357 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,357 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,359 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,359 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,359 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,359 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,359 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,359 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,359 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,359 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,359 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,360 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,360 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,360 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,360 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,360 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,360 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,360 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,360 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,361 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,362 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,362 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,363 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,363 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,363 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,363 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,363 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,363 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,364 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,364 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,364 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,364 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,365 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,365 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,365 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,365 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,365 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,365 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,366 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,366 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,366 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,366 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,366 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,366 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,367 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,367 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,367 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,368 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,368 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,368 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,368 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,368 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,368 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,368 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,368 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,368 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,369 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,369 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,369 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,370 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,370 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,370 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,370 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,370 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,370 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,370 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,370 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,370 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,371 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,372 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,372 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,372 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,372 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,372 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,372 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,372 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,372 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,373 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,373 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,373 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,373 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,373 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,373 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,373 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,373 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,374 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,375 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,375 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,375 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,375 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,375 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,375 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,375 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,376 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,376 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,376 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,376 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,376 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,376 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,376 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,376 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,377 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,377 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,377 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 04:14:22 BoogieIcfgContainer [2020-12-09 16:14:22,379 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-12-09 16:14:22,379 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-12-09 16:14:22,380 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-12-09 16:14:22,380 INFO L275 PluginConnector]: Witness Printer initialized [2020-12-09 16:14:22,380 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 04:14:07" (3/4) ... [2020-12-09 16:14:22,382 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-12-09 16:14:22,393 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2020-12-09 16:14:22,393 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2020-12-09 16:14:22,394 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-12-09 16:14:22,395 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-12-09 16:14:22,414 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((0bv32 == \result && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && 0bv32 == ~bvadd64(ldv_module_refcounter, 4294967295bv32)) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) || ((((~bvadd64(ldv_module_refcounter, 4294967294bv32) == 0bv32 && !(0bv64 == ~zero_extendFrom8To32(~bvadd64(#memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)], #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)])))) && !(0bv32 == \result)) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) [2020-12-09 16:14:22,414 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((~bvadd64(ldv_module_refcounter, 4294967294bv32) == 0bv32 && !(0bv64 == ~zero_extendFrom8To32(~bvadd64(#memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)], #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)])))) && !(\result == 0bv8)) && !(0bv32 == \result)) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) || ((((0bv32 == \result && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && 0bv32 == ~bvadd64(ldv_module_refcounter, 4294967295bv32)) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && \result == 0bv8) [2020-12-09 16:14:22,415 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(0bv64 == ~zero_extendFrom8To32(~bvadd64(#memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)], #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)]))) && !(0bv8 == tmp)) && !(0bv64 == ~zero_extendFrom8To32(~bvadd64(module, module)))) && !(\result == 0bv8)) && !(0bv32 == \result)) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && ~bvadd64(ldv_module_refcounter, 4294967295bv32) == 0bv32) && tmp___0 == 0bv32 [2020-12-09 16:14:22,448 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_1657c09a-cee4-4685-847d-af12956bb7e5/bin/utaipan/witness.graphml [2020-12-09 16:14:22,448 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-12-09 16:14:22,449 INFO L168 Benchmark]: Toolchain (without parser) took 16630.18 ms. Allocated memory was 69.2 MB in the beginning and 172.0 MB in the end (delta: 102.8 MB). Free memory was 42.8 MB in the beginning and 78.4 MB in the end (delta: -35.6 MB). Peak memory consumption was 68.2 MB. Max. memory is 16.1 GB. [2020-12-09 16:14:22,449 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 69.2 MB. Free memory was 52.5 MB in the beginning and 52.4 MB in the end (delta: 84.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-09 16:14:22,449 INFO L168 Benchmark]: CACSL2BoogieTranslator took 940.32 ms. Allocated memory was 69.2 MB in the beginning and 104.9 MB in the end (delta: 35.7 MB). Free memory was 42.7 MB in the beginning and 54.3 MB in the end (delta: -11.5 MB). Peak memory consumption was 45.1 MB. Max. memory is 16.1 GB. [2020-12-09 16:14:22,450 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.47 ms. Allocated memory is still 104.9 MB. Free memory was 54.3 MB in the beginning and 50.7 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-09 16:14:22,450 INFO L168 Benchmark]: Boogie Preprocessor took 39.50 ms. Allocated memory is still 104.9 MB. Free memory was 50.7 MB in the beginning and 47.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-09 16:14:22,450 INFO L168 Benchmark]: RCFGBuilder took 709.58 ms. Allocated memory is still 104.9 MB. Free memory was 46.5 MB in the beginning and 32.9 MB in the end (delta: 13.6 MB). Peak memory consumption was 15.7 MB. Max. memory is 16.1 GB. [2020-12-09 16:14:22,450 INFO L168 Benchmark]: TraceAbstraction took 14818.64 ms. Allocated memory was 104.9 MB in the beginning and 172.0 MB in the end (delta: 67.1 MB). Free memory was 32.4 MB in the beginning and 88.9 MB in the end (delta: -56.5 MB). Peak memory consumption was 71.1 MB. Max. memory is 16.1 GB. [2020-12-09 16:14:22,451 INFO L168 Benchmark]: Witness Printer took 68.77 ms. Allocated memory is still 172.0 MB. Free memory was 88.9 MB in the beginning and 78.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-09 16:14:22,452 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 69.2 MB. Free memory was 52.5 MB in the beginning and 52.4 MB in the end (delta: 84.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 940.32 ms. Allocated memory was 69.2 MB in the beginning and 104.9 MB in the end (delta: 35.7 MB). Free memory was 42.7 MB in the beginning and 54.3 MB in the end (delta: -11.5 MB). Peak memory consumption was 45.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 48.47 ms. Allocated memory is still 104.9 MB. Free memory was 54.3 MB in the beginning and 50.7 MB in the end (delta: 3.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 39.50 ms. Allocated memory is still 104.9 MB. Free memory was 50.7 MB in the beginning and 47.0 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 709.58 ms. Allocated memory is still 104.9 MB. Free memory was 46.5 MB in the beginning and 32.9 MB in the end (delta: 13.6 MB). Peak memory consumption was 15.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 14818.64 ms. Allocated memory was 104.9 MB in the beginning and 172.0 MB in the end (delta: 67.1 MB). Free memory was 32.4 MB in the beginning and 88.9 MB in the end (delta: -56.5 MB). Peak memory consumption was 71.1 MB. Max. memory is 16.1 GB. * Witness Printer took 68.77 ms. Allocated memory is still 172.0 MB. Free memory was 88.9 MB in the beginning and 78.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 6264]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 6264]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 6156]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5894]: Loop Invariant Derived loop invariant: 0bv32 == ldv_state_variable_1 && ~bvadd64(ldv_module_refcounter, 4294967295bv32) == 0bv32 - InvariantResult [Line: 6101]: Loop Invariant Derived loop invariant: 0bv32 == ~bvadd64(ldv_module_refcounter, 4294967295bv32) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0bv32 == ldv_state_variable_1 && 0bv32 == ~bvadd64(ldv_module_refcounter, 4294967295bv32) - InvariantResult [Line: 5894]: Loop Invariant Derived loop invariant: 0bv32 == ldv_state_variable_1 && ~bvadd64(ldv_module_refcounter, 4294967295bv32) == 0bv32 - InvariantResult [Line: 6106]: Loop Invariant Derived loop invariant: 0bv32 == ~bvadd64(ldv_module_refcounter, 4294967295bv32) - InvariantResult [Line: 6138]: Loop Invariant Derived loop invariant: 0bv32 == ~bvadd64(ldv_module_refcounter, 4294967295bv32) - InvariantResult [Line: 5931]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5905]: Loop Invariant Derived loop invariant: 0bv32 == ldv_state_variable_1 && ~bvadd64(ldv_module_refcounter, 4294967295bv32) == 0bv32 - InvariantResult [Line: 5931]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6314]: Loop Invariant [2020-12-09 16:14:22,459 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,459 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,460 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,460 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,460 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,460 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,460 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,460 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,460 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,461 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,461 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,461 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,461 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,461 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,461 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,461 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,461 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,461 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,462 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,462 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,463 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,463 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,463 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,463 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,463 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,463 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,463 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,463 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,463 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,464 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,464 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,464 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,464 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,464 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,464 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,464 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset Derived loop invariant: (((0bv32 == \result && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && 0bv32 == ~bvadd64(ldv_module_refcounter, 4294967295bv32)) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) || ((((~bvadd64(ldv_module_refcounter, 4294967294bv32) == 0bv32 && !(0bv64 == ~zero_extendFrom8To32(~bvadd64(#memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)], #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)])))) && !(0bv32 == \result)) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) - InvariantResult [Line: 5905]: Loop Invariant Derived loop invariant: 0bv32 == ldv_state_variable_1 && ~bvadd64(ldv_module_refcounter, 4294967295bv32) == 0bv32 - InvariantResult [Line: 6362]: Loop Invariant Derived loop invariant: ~bvadd64(ldv_module_refcounter, 4294967295bv32) == 0bv32 - InvariantResult [Line: 5931]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant [2020-12-09 16:14:22,465 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,465 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,466 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,466 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,466 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,466 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,466 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,466 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,466 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,466 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,467 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,467 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,467 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,467 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,468 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,468 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,468 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,468 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,468 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,468 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,468 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,468 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,468 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,468 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset Derived loop invariant: (((((((!(0bv64 == ~zero_extendFrom8To32(~bvadd64(#memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)], #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)]))) && !(0bv8 == tmp)) && !(0bv64 == ~zero_extendFrom8To32(~bvadd64(module, module)))) && !(\result == 0bv8)) && !(0bv32 == \result)) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && ~bvadd64(ldv_module_refcounter, 4294967295bv32) == 0bv32) && tmp___0 == 0bv32 - InvariantResult [Line: 5913]: Loop Invariant [2020-12-09 16:14:22,469 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,469 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,469 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,469 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,470 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,470 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,470 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,470 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,470 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,470 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,470 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,470 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,471 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,471 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,471 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,471 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,471 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,471 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,471 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,471 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,472 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,472 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,472 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,472 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset Derived loop invariant: ((!(0bv64 == ~zero_extendFrom8To32(~bvadd64(#memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)], #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)]))) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && 0bv32 == ~bvadd64(ldv_module_refcounter, 4294967295bv32)) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module - InvariantResult [Line: 6393]: Loop Invariant Derived loop invariant: 0bv32 == ~bvadd64(ldv_module_refcounter, 4294967295bv32) - InvariantResult [Line: 6359]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6376]: Loop Invariant Derived loop invariant: 0bv32 == ldv_state_variable_1 && ~bvadd64(ldv_module_refcounter, 4294967295bv32) == 0bv32 - InvariantResult [Line: 6244]: Loop Invariant [2020-12-09 16:14:22,473 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,473 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,473 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,473 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,473 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,473 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,473 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,474 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,474 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,474 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,474 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,474 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,474 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,474 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,474 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,474 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,474 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,474 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,475 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,475 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,475 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,475 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,476 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,476 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,476 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,476 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,476 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,476 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,476 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,476 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,476 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,476 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,477 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,477 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-12-09 16:14:22,477 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-12-09 16:14:22,477 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset Derived loop invariant: (((((~bvadd64(ldv_module_refcounter, 4294967294bv32) == 0bv32 && !(0bv64 == ~zero_extendFrom8To32(~bvadd64(#memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)], #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)])))) && !(\result == 0bv8)) && !(0bv32 == \result)) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) || ((((0bv32 == \result && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && 0bv32 == ~bvadd64(ldv_module_refcounter, 4294967295bv32)) && #memory_$Pointer$[#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))]][~bvadd64(#memory_$Pointer$[pppox_protos][~bvadd64(pppox_protos, ~bvmul32(protocol, 8bv32))], 16bv32)] == module) && \result == 0bv8) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0bv32 == ldv_state_variable_1 && 0bv32 == ~bvadd64(ldv_module_refcounter, 4294967295bv32) - InvariantResult [Line: 6167]: Loop Invariant Derived loop invariant: 0bv32 == ~bvadd64(ldv_module_refcounter, 4294967295bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ~bvadd64(ldv_module_refcounter, 4294967295bv32) == 0bv32 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 69 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.2s, OverallIterations: 12, TraceHistogramMax: 4, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1360 SDtfs, 989 SDslu, 2005 SDs, 0 SdLazy, 180 SolverSat, 16 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1941 GetRequests, 1873 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=155occurred in iteration=11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 12 MinimizatonAttempts, 789 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 23 LocationsWithAnnotation, 23 PreInvPairs, 108 NumberOfFragments, 688 HoareAnnotationTreeSize, 23 FomulaSimplifications, 114778 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 23 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 3.3s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 1199 NumberOfCodeBlocks, 1199 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 1924 ConstructedInterpolants, 0 QuantifiedInterpolants, 154054 SizeOfPredicates, 102 NumberOfNonLiveVariables, 9121 ConjunctsInSsa, 147 ConjunctsInUnsatCore, 40 InterpolantComputations, 11 PerfectInterpolantSequences, 240/270 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 correct! Received shutdown request...