./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE --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 32bit --witnessprinter.graph.data.programhash 4ef00a1384831ff7ef4c918e957ad9d5bbb60c08f91b05efbf00076fbc049000 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE --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 32bit --witnessprinter.graph.data.programhash 4ef00a1384831ff7ef4c918e957ad9d5bbb60c08f91b05efbf00076fbc049000 ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 11:08:19,104 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 11:08:19,107 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 11:08:19,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 11:08:19,161 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 11:08:19,163 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 11:08:19,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 11:08:19,167 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 11:08:19,171 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 11:08:19,173 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 11:08:19,174 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 11:08:19,175 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 11:08:19,176 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 11:08:19,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 11:08:19,179 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 11:08:19,181 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 11:08:19,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 11:08:19,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 11:08:19,194 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 11:08:19,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 11:08:19,207 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 11:08:19,212 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 11:08:19,214 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 11:08:19,215 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 11:08:19,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 11:08:19,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 11:08:19,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 11:08:19,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 11:08:19,222 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 11:08:19,223 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 11:08:19,224 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 11:08:19,225 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 11:08:19,226 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 11:08:19,227 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 11:08:19,229 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 11:08:19,229 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 11:08:19,230 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 11:08:19,230 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 11:08:19,231 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 11:08:19,232 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 11:08:19,233 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 11:08:19,235 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-24 11:08:19,276 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 11:08:19,276 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 11:08:19,277 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 11:08:19,277 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 11:08:19,278 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 11:08:19,278 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 11:08:19,278 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 11:08:19,278 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 11:08:19,279 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 11:08:19,279 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 11:08:19,279 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 11:08:19,279 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 11:08:19,280 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 11:08:19,280 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 11:08:19,280 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 11:08:19,281 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 11:08:19,281 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 11:08:19,282 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 11:08:19,282 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 11:08:19,282 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 11:08:19,282 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 11:08:19,282 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 11:08:19,283 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 11:08:19,283 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 11:08:19,283 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 11:08:19,284 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 11:08:19,284 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 11:08:19,284 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 11:08:19,284 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 11:08:19,285 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 11:08:19,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 11:08:19,285 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 11:08:19,286 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 11:08:19,286 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 11:08:19,286 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 11:08:19,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 11:08:19,287 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 11:08:19,287 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 11:08:19,287 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 11:08:19,288 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ef00a1384831ff7ef4c918e957ad9d5bbb60c08f91b05efbf00076fbc049000 [2021-10-24 11:08:19,553 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 11:08:19,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 11:08:19,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 11:08:19,583 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 11:08:19,584 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 11:08:19,585 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c [2021-10-24 11:08:19,672 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/data/d752d374f/89b73ede300945feb09890165814666d/FLAG730d490c5 [2021-10-24 11:08:20,211 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 11:08:20,212 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c [2021-10-24 11:08:20,234 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/data/d752d374f/89b73ede300945feb09890165814666d/FLAG730d490c5 [2021-10-24 11:08:20,508 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/data/d752d374f/89b73ede300945feb09890165814666d [2021-10-24 11:08:20,511 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 11:08:20,512 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 11:08:20,514 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 11:08:20,514 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 11:08:20,518 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 11:08:20,519 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:08:20" (1/1) ... [2021-10-24 11:08:20,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d7f9351 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:20, skipping insertion in model container [2021-10-24 11:08:20,520 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:08:20" (1/1) ... [2021-10-24 11:08:20,527 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 11:08:20,580 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 11:08:20,938 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c[17451,17464] [2021-10-24 11:08:20,960 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 11:08:20,972 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-24 11:08:20,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@bed6d7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:20, skipping insertion in model container [2021-10-24 11:08:20,973 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 11:08:20,974 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 11:08:20,976 INFO L168 Benchmark]: Toolchain (without parser) took 462.29 ms. Allocated memory is still 119.5 MB. Free memory was 83.4 MB in the beginning and 91.0 MB in the end (delta: -7.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 11:08:20,977 INFO L168 Benchmark]: CDTParser took 0.93 ms. Allocated memory is still 90.2 MB. Free memory was 60.3 MB in the beginning and 60.3 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 11:08:20,978 INFO L168 Benchmark]: CACSL2BoogieTranslator took 459.42 ms. Allocated memory is still 119.5 MB. Free memory was 83.2 MB in the beginning and 91.0 MB in the end (delta: -7.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 11:08:20,980 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.93 ms. Allocated memory is still 90.2 MB. Free memory was 60.3 MB in the beginning and 60.3 MB in the end (delta: 21.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 459.42 ms. Allocated memory is still 119.5 MB. Free memory was 83.2 MB in the beginning and 91.0 MB in the end (delta: -7.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 363]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-24 11:08:23,484 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 11:08:23,487 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 11:08:23,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 11:08:23,548 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 11:08:23,553 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 11:08:23,555 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 11:08:23,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 11:08:23,563 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 11:08:23,571 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 11:08:23,572 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 11:08:23,574 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 11:08:23,575 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 11:08:23,577 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 11:08:23,579 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 11:08:23,589 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 11:08:23,591 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 11:08:23,592 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 11:08:23,594 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 11:08:23,601 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 11:08:23,603 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 11:08:23,605 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 11:08:23,608 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 11:08:23,609 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 11:08:23,618 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 11:08:23,619 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 11:08:23,619 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 11:08:23,621 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 11:08:23,622 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 11:08:23,623 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 11:08:23,624 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 11:08:23,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 11:08:23,627 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 11:08:23,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 11:08:23,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 11:08:23,630 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 11:08:23,631 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 11:08:23,631 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 11:08:23,631 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 11:08:23,633 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 11:08:23,634 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 11:08:23,635 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-24 11:08:23,694 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 11:08:23,694 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 11:08:23,696 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 11:08:23,696 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 11:08:23,697 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 11:08:23,697 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 11:08:23,697 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 11:08:23,698 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 11:08:23,698 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 11:08:23,700 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 11:08:23,701 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 11:08:23,701 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 11:08:23,701 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 11:08:23,702 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 11:08:23,702 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 11:08:23,702 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 11:08:23,702 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 11:08:23,703 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 11:08:23,703 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 11:08:23,703 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 11:08:23,704 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 11:08:23,704 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 11:08:23,704 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 11:08:23,704 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 11:08:23,705 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 11:08:23,705 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 11:08:23,705 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 11:08:23,706 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 11:08:23,706 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 11:08:23,706 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 11:08:23,706 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 11:08:23,707 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 11:08:23,707 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 11:08:23,707 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 11:08:23,708 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 11:08:23,708 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4ef00a1384831ff7ef4c918e957ad9d5bbb60c08f91b05efbf00076fbc049000 [2021-10-24 11:08:24,105 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 11:08:24,128 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 11:08:24,131 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 11:08:24,132 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 11:08:24,133 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 11:08:24,134 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c [2021-10-24 11:08:24,220 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/data/b822471c6/73382599090f4d1db7507e921527ab34/FLAGa3fb1fae6 [2021-10-24 11:08:24,838 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 11:08:24,839 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c [2021-10-24 11:08:24,855 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/data/b822471c6/73382599090f4d1db7507e921527ab34/FLAGa3fb1fae6 [2021-10-24 11:08:25,118 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/data/b822471c6/73382599090f4d1db7507e921527ab34 [2021-10-24 11:08:25,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 11:08:25,126 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 11:08:25,130 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 11:08:25,130 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 11:08:25,134 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 11:08:25,135 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:08:25" (1/1) ... [2021-10-24 11:08:25,138 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@206698a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:25, skipping insertion in model container [2021-10-24 11:08:25,138 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 11:08:25" (1/1) ... [2021-10-24 11:08:25,148 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 11:08:25,220 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 11:08:25,633 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c[17451,17464] [2021-10-24 11:08:25,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 11:08:25,672 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-24 11:08:25,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 11:08:25,804 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c[17451,17464] [2021-10-24 11:08:25,810 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 11:08:25,820 INFO L203 MainTranslator]: Completed pre-run [2021-10-24 11:08:25,884 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/sv-benchmarks/c/product-lines/minepump_spec2_product24.cil.c[17451,17464] [2021-10-24 11:08:25,890 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 11:08:25,913 INFO L208 MainTranslator]: Completed translation [2021-10-24 11:08:25,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:25 WrapperNode [2021-10-24 11:08:25,914 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 11:08:25,915 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-24 11:08:25,915 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-24 11:08:25,915 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-24 11:08:25,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:25" (1/1) ... [2021-10-24 11:08:25,962 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:25" (1/1) ... [2021-10-24 11:08:26,042 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-24 11:08:26,053 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-24 11:08:26,054 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-24 11:08:26,054 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-24 11:08:26,071 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:25" (1/1) ... [2021-10-24 11:08:26,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:25" (1/1) ... [2021-10-24 11:08:26,077 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:25" (1/1) ... [2021-10-24 11:08:26,093 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:25" (1/1) ... [2021-10-24 11:08:26,109 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:25" (1/1) ... [2021-10-24 11:08:26,119 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:25" (1/1) ... [2021-10-24 11:08:26,122 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:25" (1/1) ... [2021-10-24 11:08:26,127 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-24 11:08:26,128 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-24 11:08:26,128 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-24 11:08:26,128 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-24 11:08:26,129 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:25" (1/1) ... [2021-10-24 11:08:26,137 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 11:08:26,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 11:08:26,192 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-24 11:08:26,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-24 11:08:26,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-24 11:08:26,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-24 11:08:26,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-24 11:08:26,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-24 11:08:28,669 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-24 11:08:28,669 INFO L299 CfgBuilder]: Removed 164 assume(true) statements. [2021-10-24 11:08:28,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:08:28 BoogieIcfgContainer [2021-10-24 11:08:28,672 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-24 11:08:28,674 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-24 11:08:28,675 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-24 11:08:28,678 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-24 11:08:28,678 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 11:08:25" (1/3) ... [2021-10-24 11:08:28,679 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@953a24d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:08:28, skipping insertion in model container [2021-10-24 11:08:28,679 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 11:08:25" (2/3) ... [2021-10-24 11:08:28,680 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@953a24d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 11:08:28, skipping insertion in model container [2021-10-24 11:08:28,680 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:08:28" (3/3) ... [2021-10-24 11:08:28,681 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product24.cil.c [2021-10-24 11:08:28,688 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-24 11:08:28,688 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-24 11:08:28,755 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-24 11:08:28,763 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-24 11:08:28,763 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-24 11:08:28,783 INFO L276 IsEmpty]: Start isEmpty. Operand has 111 states, 107 states have (on average 1.5514018691588785) internal successors, (166), 110 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:08:28,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-24 11:08:28,790 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 11:08:28,791 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 11:08:28,792 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 11:08:28,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 11:08:28,799 INFO L82 PathProgramCache]: Analyzing trace with hash 936723076, now seen corresponding path program 1 times [2021-10-24 11:08:28,815 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 11:08:28,815 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1581634963] [2021-10-24 11:08:28,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 11:08:28,817 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 11:08:28,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 11:08:28,821 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 11:08:28,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-24 11:08:29,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 11:08:29,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-24 11:08:29,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 11:08:29,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:08:29,203 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 11:08:29,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:08:29,284 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 11:08:29,284 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1581634963] [2021-10-24 11:08:29,285 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1581634963] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 11:08:29,285 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 11:08:29,285 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-24 11:08:29,290 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559529411] [2021-10-24 11:08:29,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-24 11:08:29,296 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 11:08:29,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-24 11:08:29,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 11:08:29,318 INFO L87 Difference]: Start difference. First operand has 111 states, 107 states have (on average 1.5514018691588785) internal successors, (166), 110 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:08:29,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 11:08:29,376 INFO L93 Difference]: Finished difference Result 215 states and 324 transitions. [2021-10-24 11:08:29,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 11:08:29,378 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2021-10-24 11:08:29,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 11:08:29,395 INFO L225 Difference]: With dead ends: 215 [2021-10-24 11:08:29,395 INFO L226 Difference]: Without dead ends: 107 [2021-10-24 11:08:29,404 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 11:08:29,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2021-10-24 11:08:29,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 107. [2021-10-24 11:08:29,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 104 states have (on average 1.4807692307692308) internal successors, (154), 106 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:08:29,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 154 transitions. [2021-10-24 11:08:29,452 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 154 transitions. Word has length 18 [2021-10-24 11:08:29,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 11:08:29,453 INFO L470 AbstractCegarLoop]: Abstraction has 107 states and 154 transitions. [2021-10-24 11:08:29,453 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.0) internal successors, (18), 2 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:08:29,453 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 154 transitions. [2021-10-24 11:08:29,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-24 11:08:29,455 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 11:08:29,455 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 11:08:29,473 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-24 11:08:29,665 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 11:08:29,666 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 11:08:29,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 11:08:29,668 INFO L82 PathProgramCache]: Analyzing trace with hash 717887107, now seen corresponding path program 1 times [2021-10-24 11:08:29,668 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 11:08:29,669 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2015109082] [2021-10-24 11:08:29,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 11:08:29,669 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 11:08:29,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 11:08:29,670 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 11:08:29,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-24 11:08:29,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 11:08:29,880 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 11:08:29,882 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 11:08:29,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:08:29,968 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 11:08:30,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:08:30,056 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 11:08:30,057 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2015109082] [2021-10-24 11:08:30,057 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2015109082] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 11:08:30,057 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 11:08:30,057 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-24 11:08:30,058 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905894281] [2021-10-24 11:08:30,059 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 11:08:30,059 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 11:08:30,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 11:08:30,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 11:08:30,061 INFO L87 Difference]: Start difference. First operand 107 states and 154 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:08:30,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 11:08:30,077 INFO L93 Difference]: Finished difference Result 107 states and 154 transitions. [2021-10-24 11:08:30,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 11:08:30,078 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-24 11:08:30,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 11:08:30,079 INFO L225 Difference]: With dead ends: 107 [2021-10-24 11:08:30,079 INFO L226 Difference]: Without dead ends: 47 [2021-10-24 11:08:30,080 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 10.6ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 11:08:30,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-10-24 11:08:30,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2021-10-24 11:08:30,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 46 states have (on average 1.4565217391304348) internal successors, (67), 46 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:08:30,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 67 transitions. [2021-10-24 11:08:30,087 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 67 transitions. Word has length 19 [2021-10-24 11:08:30,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 11:08:30,087 INFO L470 AbstractCegarLoop]: Abstraction has 47 states and 67 transitions. [2021-10-24 11:08:30,087 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 4 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:08:30,088 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2021-10-24 11:08:30,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-24 11:08:30,089 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 11:08:30,089 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-24 11:08:30,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-24 11:08:30,302 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 11:08:30,302 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 11:08:30,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 11:08:30,303 INFO L82 PathProgramCache]: Analyzing trace with hash 2097278400, now seen corresponding path program 1 times [2021-10-24 11:08:30,304 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 11:08:30,304 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1100182367] [2021-10-24 11:08:30,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 11:08:30,304 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 11:08:30,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 11:08:30,305 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 11:08:30,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-24 11:08:30,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 11:08:30,538 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 11:08:30,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 11:08:30,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:08:30,667 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 11:08:30,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:08:30,751 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 11:08:30,751 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1100182367] [2021-10-24 11:08:30,752 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1100182367] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 11:08:30,752 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 11:08:30,752 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-24 11:08:30,752 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394939232] [2021-10-24 11:08:30,753 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 11:08:30,753 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 11:08:30,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 11:08:30,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 11:08:30,754 INFO L87 Difference]: Start difference. First operand 47 states and 67 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:08:30,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 11:08:30,833 INFO L93 Difference]: Finished difference Result 151 states and 223 transitions. [2021-10-24 11:08:30,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-24 11:08:30,838 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-24 11:08:30,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 11:08:30,840 INFO L225 Difference]: With dead ends: 151 [2021-10-24 11:08:30,840 INFO L226 Difference]: Without dead ends: 111 [2021-10-24 11:08:30,841 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.6ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 11:08:30,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2021-10-24 11:08:30,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 67. [2021-10-24 11:08:30,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 66 states have (on average 1.4848484848484849) internal successors, (98), 66 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:08:30,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 98 transitions. [2021-10-24 11:08:30,860 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 98 transitions. Word has length 24 [2021-10-24 11:08:30,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 11:08:30,860 INFO L470 AbstractCegarLoop]: Abstraction has 67 states and 98 transitions. [2021-10-24 11:08:30,861 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:08:30,862 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 98 transitions. [2021-10-24 11:08:30,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-24 11:08:30,865 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 11:08:30,865 INFO L512 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] [2021-10-24 11:08:30,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-24 11:08:31,075 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 11:08:31,076 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 11:08:31,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 11:08:31,077 INFO L82 PathProgramCache]: Analyzing trace with hash 36896594, now seen corresponding path program 1 times [2021-10-24 11:08:31,077 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 11:08:31,078 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [913953060] [2021-10-24 11:08:31,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 11:08:31,078 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 11:08:31,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 11:08:31,079 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 11:08:31,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-24 11:08:31,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 11:08:31,329 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 11:08:31,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 11:08:31,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:08:31,488 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 11:08:31,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:08:31,598 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 11:08:31,598 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [913953060] [2021-10-24 11:08:31,598 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [913953060] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 11:08:31,598 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 11:08:31,599 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-24 11:08:31,599 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077494861] [2021-10-24 11:08:31,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 11:08:31,600 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 11:08:31,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 11:08:31,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 11:08:31,601 INFO L87 Difference]: Start difference. First operand 67 states and 98 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:08:31,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 11:08:31,759 INFO L93 Difference]: Finished difference Result 314 states and 480 transitions. [2021-10-24 11:08:31,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-24 11:08:31,760 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-24 11:08:31,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 11:08:31,764 INFO L225 Difference]: With dead ends: 314 [2021-10-24 11:08:31,764 INFO L226 Difference]: Without dead ends: 254 [2021-10-24 11:08:31,765 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 63.4ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-24 11:08:31,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2021-10-24 11:08:31,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 119. [2021-10-24 11:08:31,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 118 states have (on average 1.4745762711864407) internal successors, (174), 118 states have internal predecessors, (174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:08:31,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 174 transitions. [2021-10-24 11:08:31,808 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 174 transitions. Word has length 26 [2021-10-24 11:08:31,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 11:08:31,809 INFO L470 AbstractCegarLoop]: Abstraction has 119 states and 174 transitions. [2021-10-24 11:08:31,809 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:08:31,810 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 174 transitions. [2021-10-24 11:08:31,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-24 11:08:31,817 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 11:08:31,817 INFO L512 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] [2021-10-24 11:08:31,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-24 11:08:32,037 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 11:08:32,038 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-24 11:08:32,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 11:08:32,038 INFO L82 PathProgramCache]: Analyzing trace with hash -979197478, now seen corresponding path program 1 times [2021-10-24 11:08:32,039 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 11:08:32,039 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1808372843] [2021-10-24 11:08:32,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 11:08:32,040 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 11:08:32,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 11:08:32,042 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 11:08:32,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-24 11:08:32,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 11:08:32,294 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 11:08:32,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 11:08:32,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:08:32,419 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 11:08:32,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-24 11:08:32,505 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 11:08:32,506 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1808372843] [2021-10-24 11:08:32,509 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1808372843] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 11:08:32,510 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 11:08:32,510 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-24 11:08:32,510 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525825641] [2021-10-24 11:08:32,511 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 11:08:32,512 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 11:08:32,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 11:08:32,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 11:08:32,515 INFO L87 Difference]: Start difference. First operand 119 states and 174 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:08:32,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 11:08:32,657 INFO L93 Difference]: Finished difference Result 315 states and 472 transitions. [2021-10-24 11:08:32,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-24 11:08:32,658 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2021-10-24 11:08:32,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 11:08:32,659 INFO L225 Difference]: With dead ends: 315 [2021-10-24 11:08:32,659 INFO L226 Difference]: Without dead ends: 0 [2021-10-24 11:08:32,665 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 41.9ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-24 11:08:32,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-24 11:08:32,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-24 11:08:32,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:08:32,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-24 11:08:32,667 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-10-24 11:08:32,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 11:08:32,668 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-24 11:08:32,668 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 11:08:32,668 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-24 11:08:32,668 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-24 11:08:32,674 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 11:08:32,675 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 11:08:32,675 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 11:08:32,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-24 11:08:32,891 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 11:08:32,893 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-24 11:08:32,896 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:32,953 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:32,954 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:32,956 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:32,961 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:32,966 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,086 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,087 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,089 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,090 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,091 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,092 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,093 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,094 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,114 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,115 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,118 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,162 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,163 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,163 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,164 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,166 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,167 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,167 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,168 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,171 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,172 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,199 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,223 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,229 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,230 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,230 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,231 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,232 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,243 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,244 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,245 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,246 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,247 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,248 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,249 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,250 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 11:08:33,429 INFO L857 garLoopResultBuilder]: For program point L101-4(lines 101 118) no Hoare annotation was computed. [2021-10-24 11:08:33,430 INFO L857 garLoopResultBuilder]: For program point L101-5(lines 101 118) no Hoare annotation was computed. [2021-10-24 11:08:33,430 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 881) no Hoare annotation was computed. [2021-10-24 11:08:33,430 INFO L853 garLoopResultBuilder]: At program point L69(lines 68 87) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 11:08:33,430 INFO L857 garLoopResultBuilder]: For program point L69-1(lines 69 75) no Hoare annotation was computed. [2021-10-24 11:08:33,431 INFO L853 garLoopResultBuilder]: At program point L69-2(lines 68 87) the Hoare annotation is: false [2021-10-24 11:08:33,431 INFO L853 garLoopResultBuilder]: At program point L69-3(lines 68 87) the Hoare annotation is: false [2021-10-24 11:08:33,431 INFO L853 garLoopResultBuilder]: At program point L235(lines 220 238) the Hoare annotation is: false [2021-10-24 11:08:33,431 INFO L853 garLoopResultBuilder]: At program point L235-1(lines 220 238) the Hoare annotation is: false [2021-10-24 11:08:33,431 INFO L853 garLoopResultBuilder]: At program point L235-2(lines 220 238) the Hoare annotation is: false [2021-10-24 11:08:33,432 INFO L853 garLoopResultBuilder]: At program point L235-3(lines 220 238) the Hoare annotation is: false [2021-10-24 11:08:33,432 INFO L853 garLoopResultBuilder]: At program point L235-4(lines 220 238) the Hoare annotation is: false [2021-10-24 11:08:33,432 INFO L853 garLoopResultBuilder]: At program point L235-5(lines 220 238) the Hoare annotation is: false [2021-10-24 11:08:33,432 INFO L853 garLoopResultBuilder]: At program point L930(lines 925 933) the Hoare annotation is: false [2021-10-24 11:08:33,432 INFO L853 garLoopResultBuilder]: At program point L930-1(lines 925 933) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 11:08:33,432 INFO L853 garLoopResultBuilder]: At program point L930-2(lines 925 933) the Hoare annotation is: false [2021-10-24 11:08:33,433 INFO L853 garLoopResultBuilder]: At program point L930-3(lines 925 933) the Hoare annotation is: false [2021-10-24 11:08:33,433 INFO L853 garLoopResultBuilder]: At program point L798(lines 794 800) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 11:08:33,433 INFO L853 garLoopResultBuilder]: At program point L930-4(lines 925 933) the Hoare annotation is: false [2021-10-24 11:08:33,433 INFO L853 garLoopResultBuilder]: At program point L930-5(lines 925 933) the Hoare annotation is: false [2021-10-24 11:08:33,433 INFO L853 garLoopResultBuilder]: At program point L171(lines 164 174) the Hoare annotation is: false [2021-10-24 11:08:33,433 INFO L853 garLoopResultBuilder]: At program point L171-1(lines 164 174) the Hoare annotation is: false [2021-10-24 11:08:33,434 INFO L857 garLoopResultBuilder]: For program point L105(lines 105 113) no Hoare annotation was computed. [2021-10-24 11:08:33,434 INFO L853 garLoopResultBuilder]: At program point L171-2(lines 164 174) the Hoare annotation is: false [2021-10-24 11:08:33,434 INFO L857 garLoopResultBuilder]: For program point L105-1(lines 105 113) no Hoare annotation was computed. [2021-10-24 11:08:33,434 INFO L857 garLoopResultBuilder]: For program point L105-2(lines 105 113) no Hoare annotation was computed. [2021-10-24 11:08:33,434 INFO L857 garLoopResultBuilder]: For program point L105-3(lines 105 113) no Hoare annotation was computed. [2021-10-24 11:08:33,434 INFO L857 garLoopResultBuilder]: For program point L105-4(lines 105 113) no Hoare annotation was computed. [2021-10-24 11:08:33,435 INFO L857 garLoopResultBuilder]: For program point L105-5(lines 105 113) no Hoare annotation was computed. [2021-10-24 11:08:33,435 INFO L860 garLoopResultBuilder]: At program point L832(lines 813 835) the Hoare annotation is: true [2021-10-24 11:08:33,435 INFO L853 garLoopResultBuilder]: At program point L734(lines 729 737) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 11:08:33,435 INFO L857 garLoopResultBuilder]: For program point L306(lines 306 321) no Hoare annotation was computed. [2021-10-24 11:08:33,435 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 881) no Hoare annotation was computed. [2021-10-24 11:08:33,436 INFO L853 garLoopResultBuilder]: At program point L76(lines 76 82) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 11:08:33,436 INFO L853 garLoopResultBuilder]: At program point L76-1(lines 76 82) the Hoare annotation is: false [2021-10-24 11:08:33,436 INFO L853 garLoopResultBuilder]: At program point L76-2(lines 76 82) the Hoare annotation is: false [2021-10-24 11:08:33,436 INFO L857 garLoopResultBuilder]: For program point L243(lines 243 249) no Hoare annotation was computed. [2021-10-24 11:08:33,440 INFO L853 garLoopResultBuilder]: At program point L243-1(lines 243 249) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 11:08:33,444 INFO L857 garLoopResultBuilder]: For program point L277(lines 276 325) no Hoare annotation was computed. [2021-10-24 11:08:33,445 INFO L853 garLoopResultBuilder]: At program point L971(lines 966 974) the Hoare annotation is: false [2021-10-24 11:08:33,445 INFO L853 garLoopResultBuilder]: At program point L971-1(lines 966 974) the Hoare annotation is: false [2021-10-24 11:08:33,447 INFO L857 garLoopResultBuilder]: For program point L905(lines 905 909) no Hoare annotation was computed. [2021-10-24 11:08:33,447 INFO L853 garLoopResultBuilder]: At program point L971-2(lines 966 974) the Hoare annotation is: false [2021-10-24 11:08:33,447 INFO L853 garLoopResultBuilder]: At program point L971-3(lines 966 974) the Hoare annotation is: false [2021-10-24 11:08:33,448 INFO L853 garLoopResultBuilder]: At program point L971-4(lines 966 974) the Hoare annotation is: false [2021-10-24 11:08:33,448 INFO L853 garLoopResultBuilder]: At program point L971-5(lines 966 974) the Hoare annotation is: false [2021-10-24 11:08:33,448 INFO L857 garLoopResultBuilder]: For program point L278(lines 278 282) no Hoare annotation was computed. [2021-10-24 11:08:33,448 INFO L853 garLoopResultBuilder]: At program point L180(lines 175 183) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 11:08:33,449 INFO L853 garLoopResultBuilder]: At program point L180-1(lines 175 183) the Hoare annotation is: false [2021-10-24 11:08:33,453 INFO L853 garLoopResultBuilder]: At program point L180-2(lines 175 183) the Hoare annotation is: false [2021-10-24 11:08:33,453 INFO L857 garLoopResultBuilder]: For program point L314(lines 314 320) no Hoare annotation was computed. [2021-10-24 11:08:33,454 INFO L853 garLoopResultBuilder]: At program point L314-1(lines 69 75) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 11:08:33,454 INFO L853 garLoopResultBuilder]: At program point L844(lines 839 846) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 11:08:33,454 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-24 11:08:33,454 INFO L857 garLoopResultBuilder]: For program point L286(lines 286 292) no Hoare annotation was computed. [2021-10-24 11:08:33,456 INFO L853 garLoopResultBuilder]: At program point L286-1(lines 286 292) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 11:08:33,456 INFO L857 garLoopResultBuilder]: For program point L881(line 881) no Hoare annotation was computed. [2021-10-24 11:08:33,456 INFO L857 garLoopResultBuilder]: For program point L881-1(line 881) no Hoare annotation was computed. [2021-10-24 11:08:33,456 INFO L857 garLoopResultBuilder]: For program point L881-2(line 881) no Hoare annotation was computed. [2021-10-24 11:08:33,456 INFO L853 garLoopResultBuilder]: At program point L750-2(lines 750 764) the Hoare annotation is: false [2021-10-24 11:08:33,458 INFO L857 garLoopResultBuilder]: For program point L751(line 751) no Hoare annotation was computed. [2021-10-24 11:08:33,459 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-24 11:08:33,459 INFO L857 garLoopResultBuilder]: For program point L917(lines 917 921) no Hoare annotation was computed. [2021-10-24 11:08:33,459 INFO L857 garLoopResultBuilder]: For program point L754(lines 754 758) no Hoare annotation was computed. [2021-10-24 11:08:33,459 INFO L857 garLoopResultBuilder]: For program point L754-1(lines 69 75) no Hoare annotation was computed. [2021-10-24 11:08:33,459 INFO L857 garLoopResultBuilder]: For program point L127(lines 127 144) no Hoare annotation was computed. [2021-10-24 11:08:33,460 INFO L857 garLoopResultBuilder]: For program point L127-1(lines 127 144) no Hoare annotation was computed. [2021-10-24 11:08:33,460 INFO L857 garLoopResultBuilder]: For program point L127-2(lines 127 144) no Hoare annotation was computed. [2021-10-24 11:08:33,460 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-24 11:08:33,461 INFO L853 garLoopResultBuilder]: At program point L326(lines 275 327) the Hoare annotation is: false [2021-10-24 11:08:33,461 INFO L857 garLoopResultBuilder]: For program point L855(lines 855 872) no Hoare annotation was computed. [2021-10-24 11:08:33,462 INFO L853 garLoopResultBuilder]: At program point L855-1(lines 1 974) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 11:08:33,462 INFO L857 garLoopResultBuilder]: For program point L855-2(lines 855 872) no Hoare annotation was computed. [2021-10-24 11:08:33,462 INFO L853 garLoopResultBuilder]: At program point L855-3(lines 1 974) the Hoare annotation is: false [2021-10-24 11:08:33,462 INFO L857 garLoopResultBuilder]: For program point L855-4(lines 855 872) no Hoare annotation was computed. [2021-10-24 11:08:33,462 INFO L853 garLoopResultBuilder]: At program point L855-5(lines 1 974) the Hoare annotation is: false [2021-10-24 11:08:33,463 INFO L857 garLoopResultBuilder]: For program point L823(lines 823 830) no Hoare annotation was computed. [2021-10-24 11:08:33,463 INFO L860 garLoopResultBuilder]: At program point L823-1(lines 823 830) the Hoare annotation is: true [2021-10-24 11:08:33,463 INFO L857 garLoopResultBuilder]: For program point L229(lines 229 233) no Hoare annotation was computed. [2021-10-24 11:08:33,463 INFO L857 garLoopResultBuilder]: For program point L229-2(lines 229 233) no Hoare annotation was computed. [2021-10-24 11:08:33,463 INFO L857 garLoopResultBuilder]: For program point L229-3(lines 229 233) no Hoare annotation was computed. [2021-10-24 11:08:33,464 INFO L857 garLoopResultBuilder]: For program point L229-5(lines 229 233) no Hoare annotation was computed. [2021-10-24 11:08:33,464 INFO L857 garLoopResultBuilder]: For program point L229-6(lines 229 233) no Hoare annotation was computed. [2021-10-24 11:08:33,464 INFO L857 garLoopResultBuilder]: For program point L229-8(lines 229 233) no Hoare annotation was computed. [2021-10-24 11:08:33,464 INFO L857 garLoopResultBuilder]: For program point L229-9(lines 229 233) no Hoare annotation was computed. [2021-10-24 11:08:33,464 INFO L857 garLoopResultBuilder]: For program point L229-11(lines 229 233) no Hoare annotation was computed. [2021-10-24 11:08:33,465 INFO L857 garLoopResultBuilder]: For program point L229-12(lines 229 233) no Hoare annotation was computed. [2021-10-24 11:08:33,465 INFO L857 garLoopResultBuilder]: For program point L229-14(lines 229 233) no Hoare annotation was computed. [2021-10-24 11:08:33,465 INFO L857 garLoopResultBuilder]: For program point L229-15(lines 229 233) no Hoare annotation was computed. [2021-10-24 11:08:33,465 INFO L857 garLoopResultBuilder]: For program point L229-17(lines 229 233) no Hoare annotation was computed. [2021-10-24 11:08:33,465 INFO L857 garLoopResultBuilder]: For program point L296(lines 296 302) no Hoare annotation was computed. [2021-10-24 11:08:33,466 INFO L853 garLoopResultBuilder]: At program point L296-1(lines 296 302) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 11:08:33,466 INFO L857 garLoopResultBuilder]: For program point L131(lines 131 139) no Hoare annotation was computed. [2021-10-24 11:08:33,466 INFO L857 garLoopResultBuilder]: For program point L131-1(lines 131 139) no Hoare annotation was computed. [2021-10-24 11:08:33,466 INFO L857 garLoopResultBuilder]: For program point L131-2(lines 131 139) no Hoare annotation was computed. [2021-10-24 11:08:33,466 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-24 11:08:33,467 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 881) no Hoare annotation was computed. [2021-10-24 11:08:33,467 INFO L853 garLoopResultBuilder]: At program point L726(lines 1 974) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 11:08:33,467 INFO L857 garLoopResultBuilder]: For program point L859(lines 859 869) no Hoare annotation was computed. [2021-10-24 11:08:33,467 INFO L857 garLoopResultBuilder]: For program point L859-2(lines 859 869) no Hoare annotation was computed. [2021-10-24 11:08:33,468 INFO L857 garLoopResultBuilder]: For program point L859-4(lines 859 869) no Hoare annotation was computed. [2021-10-24 11:08:33,468 INFO L857 garLoopResultBuilder]: For program point L893(lines 893 897) no Hoare annotation was computed. [2021-10-24 11:08:33,468 INFO L857 garLoopResultBuilder]: For program point L860(lines 860 866) no Hoare annotation was computed. [2021-10-24 11:08:33,468 INFO L857 garLoopResultBuilder]: For program point L893-3(lines 893 897) no Hoare annotation was computed. [2021-10-24 11:08:33,469 INFO L857 garLoopResultBuilder]: For program point L860-2(lines 860 866) no Hoare annotation was computed. [2021-10-24 11:08:33,469 INFO L857 garLoopResultBuilder]: For program point L860-4(lines 860 866) no Hoare annotation was computed. [2021-10-24 11:08:33,469 INFO L857 garLoopResultBuilder]: For program point L893-6(lines 893 897) no Hoare annotation was computed. [2021-10-24 11:08:33,470 INFO L857 garLoopResultBuilder]: For program point L101(lines 101 118) no Hoare annotation was computed. [2021-10-24 11:08:33,470 INFO L857 garLoopResultBuilder]: For program point L101-1(lines 101 118) no Hoare annotation was computed. [2021-10-24 11:08:33,470 INFO L857 garLoopResultBuilder]: For program point L101-2(lines 101 118) no Hoare annotation was computed. [2021-10-24 11:08:33,470 INFO L857 garLoopResultBuilder]: For program point L101-3(lines 101 118) no Hoare annotation was computed. [2021-10-24 11:08:33,478 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-24 11:08:33,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 11:08:33 BoogieIcfgContainer [2021-10-24 11:08:33,517 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-24 11:08:33,518 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-24 11:08:33,518 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-24 11:08:33,518 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-24 11:08:33,519 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 11:08:28" (3/4) ... [2021-10-24 11:08:33,523 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-24 11:08:33,554 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-24 11:08:33,556 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-24 11:08:33,557 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-24 11:08:33,558 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-24 11:08:33,560 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-24 11:08:33,561 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 11:08:33,562 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 11:08:33,607 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning [2021-10-24 11:08:33,663 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/witness.graphml [2021-10-24 11:08:33,664 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-24 11:08:33,665 INFO L168 Benchmark]: Toolchain (without parser) took 8538.20 ms. Allocated memory was 56.6 MB in the beginning and 86.0 MB in the end (delta: 29.4 MB). Free memory was 33.4 MB in the beginning and 42.8 MB in the end (delta: -9.3 MB). Peak memory consumption was 21.4 MB. Max. memory is 16.1 GB. [2021-10-24 11:08:33,666 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 56.6 MB. Free memory is still 37.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 11:08:33,666 INFO L168 Benchmark]: CACSL2BoogieTranslator took 784.20 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 33.2 MB in the beginning and 39.9 MB in the end (delta: -6.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 11:08:33,667 INFO L168 Benchmark]: Boogie Procedure Inliner took 137.43 ms. Allocated memory is still 71.3 MB. Free memory was 39.7 MB in the beginning and 36.4 MB in the end (delta: 3.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 11:08:33,667 INFO L168 Benchmark]: Boogie Preprocessor took 73.97 ms. Allocated memory is still 71.3 MB. Free memory was 36.4 MB in the beginning and 51.5 MB in the end (delta: -15.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 16.1 GB. [2021-10-24 11:08:33,668 INFO L168 Benchmark]: RCFGBuilder took 2544.14 ms. Allocated memory is still 71.3 MB. Free memory was 51.3 MB in the beginning and 32.4 MB in the end (delta: 18.9 MB). Peak memory consumption was 21.2 MB. Max. memory is 16.1 GB. [2021-10-24 11:08:33,668 INFO L168 Benchmark]: TraceAbstraction took 4842.90 ms. Allocated memory was 71.3 MB in the beginning and 86.0 MB in the end (delta: 14.7 MB). Free memory was 31.6 MB in the beginning and 51.9 MB in the end (delta: -20.3 MB). Peak memory consumption was 22.7 MB. Max. memory is 16.1 GB. [2021-10-24 11:08:33,669 INFO L168 Benchmark]: Witness Printer took 146.09 ms. Allocated memory is still 86.0 MB. Free memory was 51.9 MB in the beginning and 42.8 MB in the end (delta: 9.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-24 11:08:33,671 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 56.6 MB. Free memory is still 37.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 784.20 ms. Allocated memory was 56.6 MB in the beginning and 71.3 MB in the end (delta: 14.7 MB). Free memory was 33.2 MB in the beginning and 39.9 MB in the end (delta: -6.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 137.43 ms. Allocated memory is still 71.3 MB. Free memory was 39.7 MB in the beginning and 36.4 MB in the end (delta: 3.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 73.97 ms. Allocated memory is still 71.3 MB. Free memory was 36.4 MB in the beginning and 51.5 MB in the end (delta: -15.2 MB). Peak memory consumption was 5.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2544.14 ms. Allocated memory is still 71.3 MB. Free memory was 51.3 MB in the beginning and 32.4 MB in the end (delta: 18.9 MB). Peak memory consumption was 21.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4842.90 ms. Allocated memory was 71.3 MB in the beginning and 86.0 MB in the end (delta: 14.7 MB). Free memory was 31.6 MB in the beginning and 51.9 MB in the end (delta: -20.3 MB). Peak memory consumption was 22.7 MB. Max. memory is 16.1 GB. * Witness Printer took 146.09 ms. Allocated memory is still 86.0 MB. Free memory was 51.9 MB in the beginning and 42.8 MB in the end (delta: 9.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 881]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 881]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 881]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 111 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 4724.5ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 25.6ms, AutomataDifference: 534.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 537.7ms, InitialAbstractionConstructionTime: 14.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 451 SDtfs, 554 SDslu, 517 SDs, 0 SdLazy, 73 SolverSat, 15 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 175.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 226 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 123.8ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=119occurred in iteration=4, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 100.0ms AutomataMinimizationTime, 5 MinimizatonAttempts, 179 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 45 LocationsWithAnnotation, 45 PreInvPairs, 131 NumberOfFragments, 138 HoareAnnotationTreeSize, 45 FomulaSimplifications, 3826 FormulaSimplificationTreeSizeReduction, 397.1ms HoareSimplificationTime, 45 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 127.5ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 118.3ms SsaConstructionTime, 678.2ms SatisfiabilityAnalysisTime, 1104.2ms InterpolantComputationTime, 114 NumberOfCodeBlocks, 114 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 218 ConstructedInterpolants, 0 QuantifiedInterpolants, 352 SizeOfPredicates, 7 NumberOfNonLiveVariables, 993 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning - InvariantResult [Line: 925]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 813]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 925]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 925]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 68]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 925]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 243]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 925]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 966]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 164]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 925]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 729]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 220]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-24 11:08:33,725 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0f0a018-c862-4af6-8de7-2ba67c7bf6ea/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...