./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product18.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_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/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_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product18.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/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_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/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 d15523fb5fa7fb710c0ce810eaa6ccfc4e6cdf50f754e30078d83eba1456e275 ............................................................................................................................................ 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_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/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_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product18.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/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_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/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 d15523fb5fa7fb710c0ce810eaa6ccfc4e6cdf50f754e30078d83eba1456e275 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 10:44:35,230 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:44:35,232 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:44:35,293 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:44:35,294 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:44:35,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:44:35,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:44:35,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:44:35,302 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:44:35,304 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:44:35,305 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:44:35,307 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:44:35,308 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:44:35,309 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:44:35,311 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:44:35,313 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:44:35,314 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:44:35,316 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:44:35,319 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:44:35,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:44:35,335 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:44:35,344 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:44:35,346 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:44:35,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:44:35,352 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:44:35,353 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:44:35,353 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:44:35,355 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:44:35,355 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:44:35,357 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:44:35,357 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:44:35,358 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:44:35,359 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:44:35,360 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:44:35,362 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:44:35,362 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:44:35,363 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:44:35,363 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:44:35,364 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:44:35,365 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:44:35,366 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:44:35,367 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-24 10:44:35,398 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:44:35,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:44:35,399 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:44:35,399 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:44:35,400 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:44:35,400 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:44:35,400 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-24 10:44:35,400 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:44:35,401 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:44:35,401 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-24 10:44:35,401 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-24 10:44:35,401 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:44:35,402 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-24 10:44:35,402 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-24 10:44:35,402 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-24 10:44:35,403 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:44:35,403 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:44:35,403 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-24 10:44:35,404 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:44:35,404 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:44:35,404 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:44:35,404 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:44:35,405 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:44:35,405 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:44:35,405 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:44:35,405 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:44:35,405 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:44:35,406 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:44:35,406 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:44:35,406 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:44:35,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:44:35,407 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:44:35,407 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:44:35,407 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:44:35,408 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-24 10:44:35,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-24 10:44:35,408 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:44:35,408 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:44:35,408 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:44:35,409 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_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d15523fb5fa7fb710c0ce810eaa6ccfc4e6cdf50f754e30078d83eba1456e275 [2021-10-24 10:44:35,677 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:44:35,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:44:35,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:44:35,705 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:44:35,706 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:44:35,707 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec5_product18.cil.c [2021-10-24 10:44:35,816 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/data/3b6295271/e9fe1f3e4b61426aada6d7ce27b2e54c/FLAGe41e68bf9 [2021-10-24 10:44:36,421 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:44:36,422 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/sv-benchmarks/c/product-lines/minepump_spec5_product18.cil.c [2021-10-24 10:44:36,436 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/data/3b6295271/e9fe1f3e4b61426aada6d7ce27b2e54c/FLAGe41e68bf9 [2021-10-24 10:44:36,656 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/data/3b6295271/e9fe1f3e4b61426aada6d7ce27b2e54c [2021-10-24 10:44:36,659 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:44:36,660 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:44:36,662 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:44:36,662 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:44:36,666 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:44:36,667 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:44:36" (1/1) ... [2021-10-24 10:44:36,668 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@466c4d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:44:36, skipping insertion in model container [2021-10-24 10:44:36,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:44:36" (1/1) ... [2021-10-24 10:44:36,677 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:44:36,724 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:44:37,010 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_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/sv-benchmarks/c/product-lines/minepump_spec5_product18.cil.c[4891,4904] [2021-10-24 10:44:37,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:44:37,144 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 10:44:37,145 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@b067206 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:44:37, skipping insertion in model container [2021-10-24 10:44:37,146 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:44:37,146 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-24 10:44:37,149 INFO L168 Benchmark]: Toolchain (without parser) took 487.18 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 50.8 MB in the beginning and 80.9 MB in the end (delta: -30.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-24 10:44:37,150 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 88.1 MB. Free memory was 68.5 MB in the beginning and 68.5 MB in the end (delta: 43.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:44:37,152 INFO L168 Benchmark]: CACSL2BoogieTranslator took 484.21 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 50.6 MB in the beginning and 80.9 MB in the end (delta: -30.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-24 10:44:37,155 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 88.1 MB. Free memory was 68.5 MB in the beginning and 68.5 MB in the end (delta: 43.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 484.21 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 50.6 MB in the beginning and 80.9 MB in the end (delta: -30.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 518]: 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 10:44:39,907 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-24 10:44:39,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-24 10:44:39,976 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-24 10:44:39,977 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-24 10:44:39,983 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-24 10:44:39,985 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-24 10:44:39,991 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-24 10:44:39,996 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-24 10:44:40,009 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-24 10:44:40,011 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-24 10:44:40,013 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-24 10:44:40,014 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-24 10:44:40,017 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-24 10:44:40,021 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-24 10:44:40,027 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-24 10:44:40,030 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-24 10:44:40,031 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-24 10:44:40,034 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-24 10:44:40,042 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-24 10:44:40,046 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-24 10:44:40,047 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-24 10:44:40,051 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-24 10:44:40,054 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-24 10:44:40,062 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-24 10:44:40,063 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-24 10:44:40,064 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-24 10:44:40,066 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-24 10:44:40,067 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-24 10:44:40,069 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-24 10:44:40,069 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-24 10:44:40,070 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-24 10:44:40,073 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-24 10:44:40,074 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-24 10:44:40,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-24 10:44:40,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-24 10:44:40,078 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-24 10:44:40,078 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-24 10:44:40,078 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-24 10:44:40,081 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-24 10:44:40,082 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-24 10:44:40,084 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-24 10:44:40,146 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-24 10:44:40,147 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-24 10:44:40,149 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-24 10:44:40,149 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-24 10:44:40,149 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-24 10:44:40,150 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-24 10:44:40,150 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-24 10:44:40,150 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-24 10:44:40,151 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-24 10:44:40,152 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-24 10:44:40,154 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-24 10:44:40,154 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-24 10:44:40,155 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-24 10:44:40,155 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-24 10:44:40,155 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-24 10:44:40,155 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-24 10:44:40,156 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-24 10:44:40,156 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-24 10:44:40,156 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-24 10:44:40,157 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-24 10:44:40,157 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-24 10:44:40,157 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-24 10:44:40,157 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-24 10:44:40,158 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-24 10:44:40,158 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-24 10:44:40,158 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-24 10:44:40,159 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:44:40,159 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-24 10:44:40,159 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-24 10:44:40,160 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-24 10:44:40,160 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-24 10:44:40,160 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-24 10:44:40,160 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-24 10:44:40,161 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-24 10:44:40,161 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-24 10:44:40,161 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_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d15523fb5fa7fb710c0ce810eaa6ccfc4e6cdf50f754e30078d83eba1456e275 [2021-10-24 10:44:40,643 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-24 10:44:40,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-24 10:44:40,672 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-24 10:44:40,673 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-24 10:44:40,674 INFO L275 PluginConnector]: CDTParser initialized [2021-10-24 10:44:40,675 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/../../sv-benchmarks/c/product-lines/minepump_spec5_product18.cil.c [2021-10-24 10:44:40,762 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/data/0dad77b29/32617ceb7d174b0c8ac16fa868db4bd9/FLAG87a83dc34 [2021-10-24 10:44:41,367 INFO L306 CDTParser]: Found 1 translation units. [2021-10-24 10:44:41,368 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/sv-benchmarks/c/product-lines/minepump_spec5_product18.cil.c [2021-10-24 10:44:41,380 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/data/0dad77b29/32617ceb7d174b0c8ac16fa868db4bd9/FLAG87a83dc34 [2021-10-24 10:44:41,695 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/data/0dad77b29/32617ceb7d174b0c8ac16fa868db4bd9 [2021-10-24 10:44:41,698 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-24 10:44:41,700 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-24 10:44:41,702 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-24 10:44:41,702 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-24 10:44:41,706 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-24 10:44:41,707 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:44:41" (1/1) ... [2021-10-24 10:44:41,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a0f5c16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:44:41, skipping insertion in model container [2021-10-24 10:44:41,709 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:44:41" (1/1) ... [2021-10-24 10:44:41,718 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-24 10:44:41,766 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:44:41,998 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_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/sv-benchmarks/c/product-lines/minepump_spec5_product18.cil.c[4891,4904] [2021-10-24 10:44:42,170 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:44:42,186 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-24 10:44:42,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-24 10:44:42,223 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_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/sv-benchmarks/c/product-lines/minepump_spec5_product18.cil.c[4891,4904] [2021-10-24 10:44:42,301 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:44:42,317 INFO L203 MainTranslator]: Completed pre-run [2021-10-24 10:44:42,363 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_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/sv-benchmarks/c/product-lines/minepump_spec5_product18.cil.c[4891,4904] [2021-10-24 10:44:42,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-24 10:44:42,481 INFO L208 MainTranslator]: Completed translation [2021-10-24 10:44:42,481 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:44:42 WrapperNode [2021-10-24 10:44:42,482 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-24 10:44:42,483 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-24 10:44:42,483 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-24 10:44:42,483 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-24 10:44:42,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:44:42" (1/1) ... [2021-10-24 10:44:42,513 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:44:42" (1/1) ... [2021-10-24 10:44:42,568 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-24 10:44:42,569 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-24 10:44:42,569 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-24 10:44:42,569 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-24 10:44:42,579 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:44:42" (1/1) ... [2021-10-24 10:44:42,579 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:44:42" (1/1) ... [2021-10-24 10:44:42,585 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:44:42" (1/1) ... [2021-10-24 10:44:42,586 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:44:42" (1/1) ... [2021-10-24 10:44:42,617 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:44:42" (1/1) ... [2021-10-24 10:44:42,626 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:44:42" (1/1) ... [2021-10-24 10:44:42,629 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:44:42" (1/1) ... [2021-10-24 10:44:42,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-24 10:44:42,637 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-24 10:44:42,637 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-24 10:44:42,637 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-24 10:44:42,638 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:44:42" (1/1) ... [2021-10-24 10:44:42,646 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-24 10:44:42,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/z3 [2021-10-24 10:44:42,688 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-24 10:44:42,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-24 10:44:42,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-24 10:44:42,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-24 10:44:42,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-24 10:44:42,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-24 10:44:45,295 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-24 10:44:45,295 INFO L299 CfgBuilder]: Removed 112 assume(true) statements. [2021-10-24 10:44:45,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:44:45 BoogieIcfgContainer [2021-10-24 10:44:45,298 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-24 10:44:45,300 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-24 10:44:45,301 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-24 10:44:45,304 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-24 10:44:45,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 10:44:41" (1/3) ... [2021-10-24 10:44:45,305 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ec30e4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:44:45, skipping insertion in model container [2021-10-24 10:44:45,306 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:44:42" (2/3) ... [2021-10-24 10:44:45,306 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ec30e4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:44:45, skipping insertion in model container [2021-10-24 10:44:45,307 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:44:45" (3/3) ... [2021-10-24 10:44:45,308 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product18.cil.c [2021-10-24 10:44:45,315 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-24 10:44:45,316 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-24 10:44:45,375 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-24 10:44:45,383 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 10:44:45,383 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-24 10:44:45,402 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 80 states have (on average 1.5375) internal successors, (123), 83 states have internal predecessors, (123), 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 10:44:45,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-24 10:44:45,408 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:44:45,409 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 10:44:45,410 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 10:44:45,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:44:45,416 INFO L82 PathProgramCache]: Analyzing trace with hash -824602877, now seen corresponding path program 1 times [2021-10-24 10:44:45,441 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:44:45,442 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [110565793] [2021-10-24 10:44:45,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:44:45,443 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:44:45,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:44:45,446 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:44:45,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-24 10:44:45,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:44:45,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-24 10:44:45,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:44:45,779 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 10:44:45,779 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:44:45,851 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 10:44:45,852 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:44:45,852 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [110565793] [2021-10-24 10:44:45,853 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [110565793] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:44:45,853 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:44:45,854 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-24 10:44:45,856 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642842068] [2021-10-24 10:44:45,864 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-24 10:44:45,864 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:44:45,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-24 10:44:45,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 10:44:45,891 INFO L87 Difference]: Start difference. First operand has 84 states, 80 states have (on average 1.5375) internal successors, (123), 83 states have internal predecessors, (123), 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 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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 10:44:45,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:44:45,924 INFO L93 Difference]: Finished difference Result 161 states and 238 transitions. [2021-10-24 10:44:45,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-24 10:44:45,926 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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 10:44:45,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:44:45,939 INFO L225 Difference]: With dead ends: 161 [2021-10-24 10:44:45,939 INFO L226 Difference]: Without dead ends: 80 [2021-10-24 10:44:45,943 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-24 10:44:45,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2021-10-24 10:44:45,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2021-10-24 10:44:45,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 77 states have (on average 1.4415584415584415) internal successors, (111), 79 states have internal predecessors, (111), 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 10:44:45,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 111 transitions. [2021-10-24 10:44:45,994 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 111 transitions. Word has length 19 [2021-10-24 10:44:45,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:44:45,995 INFO L470 AbstractCegarLoop]: Abstraction has 80 states and 111 transitions. [2021-10-24 10:44:45,995 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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 10:44:45,996 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 111 transitions. [2021-10-24 10:44:45,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-24 10:44:45,997 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:44:45,998 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] [2021-10-24 10:44:46,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-24 10:44:46,215 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:44:46,216 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 10:44:46,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:44:46,217 INFO L82 PathProgramCache]: Analyzing trace with hash 981416676, now seen corresponding path program 1 times [2021-10-24 10:44:46,218 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:44:46,218 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1204372907] [2021-10-24 10:44:46,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:44:46,219 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:44:46,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:44:46,220 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:44:46,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-24 10:44:46,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:44:46,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 10:44:46,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:44:46,567 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 10:44:46,567 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:44:46,646 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 10:44:46,646 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:44:46,646 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1204372907] [2021-10-24 10:44:46,647 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1204372907] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:44:46,647 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:44:46,647 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-24 10:44:46,647 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807687229] [2021-10-24 10:44:46,650 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 10:44:46,651 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:44:46,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 10:44:46,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:44:46,657 INFO L87 Difference]: Start difference. First operand 80 states and 111 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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 10:44:46,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:44:46,684 INFO L93 Difference]: Finished difference Result 80 states and 111 transitions. [2021-10-24 10:44:46,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 10:44:46,685 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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 20 [2021-10-24 10:44:46,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:44:46,688 INFO L225 Difference]: With dead ends: 80 [2021-10-24 10:44:46,689 INFO L226 Difference]: Without dead ends: 37 [2021-10-24 10:44:46,690 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 12.5ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:44:46,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2021-10-24 10:44:46,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2021-10-24 10:44:46,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 36 states have (on average 1.4166666666666667) internal successors, (51), 36 states have internal predecessors, (51), 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 10:44:46,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 51 transitions. [2021-10-24 10:44:46,711 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 51 transitions. Word has length 20 [2021-10-24 10:44:46,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:44:46,711 INFO L470 AbstractCegarLoop]: Abstraction has 37 states and 51 transitions. [2021-10-24 10:44:46,712 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 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 10:44:46,712 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2021-10-24 10:44:46,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-24 10:44:46,717 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:44:46,723 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 10:44:46,742 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-24 10:44:46,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:44:46,938 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 10:44:46,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:44:46,941 INFO L82 PathProgramCache]: Analyzing trace with hash 606749817, now seen corresponding path program 1 times [2021-10-24 10:44:46,942 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:44:46,942 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1618535442] [2021-10-24 10:44:46,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:44:46,944 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:44:46,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:44:46,946 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:44:46,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-24 10:44:47,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:44:47,235 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-24 10:44:47,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:44:47,318 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 10:44:47,319 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:44:47,397 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 10:44:47,397 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:44:47,398 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1618535442] [2021-10-24 10:44:47,398 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1618535442] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:44:47,398 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:44:47,398 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-24 10:44:47,399 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145987286] [2021-10-24 10:44:47,400 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-24 10:44:47,400 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:44:47,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-24 10:44:47,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:44:47,404 INFO L87 Difference]: Start difference. First operand 37 states and 51 transitions. Second operand has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:44:47,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:44:47,446 INFO L93 Difference]: Finished difference Result 67 states and 95 transitions. [2021-10-24 10:44:47,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-24 10:44:47,449 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2021-10-24 10:44:47,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:44:47,450 INFO L225 Difference]: With dead ends: 67 [2021-10-24 10:44:47,450 INFO L226 Difference]: Without dead ends: 37 [2021-10-24 10:44:47,451 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 7.7ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-24 10:44:47,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2021-10-24 10:44:47,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2021-10-24 10:44:47,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 36 states have (on average 1.3888888888888888) internal successors, (50), 36 states have internal predecessors, (50), 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 10:44:47,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 50 transitions. [2021-10-24 10:44:47,457 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 50 transitions. Word has length 26 [2021-10-24 10:44:47,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:44:47,457 INFO L470 AbstractCegarLoop]: Abstraction has 37 states and 50 transitions. [2021-10-24 10:44:47,458 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.75) internal successors, (31), 4 states have internal predecessors, (31), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-24 10:44:47,458 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 50 transitions. [2021-10-24 10:44:47,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-10-24 10:44:47,459 INFO L504 BasicCegarLoop]: Found error trace [2021-10-24 10:44:47,459 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 10:44:47,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-24 10:44:47,672 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:44:47,673 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 10:44:47,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-24 10:44:47,673 INFO L82 PathProgramCache]: Analyzing trace with hash 1328342523, now seen corresponding path program 1 times [2021-10-24 10:44:47,674 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-24 10:44:47,674 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [637265227] [2021-10-24 10:44:47,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-24 10:44:47,675 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-24 10:44:47,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/mathsat [2021-10-24 10:44:47,676 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-24 10:44:47,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-24 10:44:47,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-24 10:44:47,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-24 10:44:47,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-24 10:44:48,076 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 10:44:48,076 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-24 10:44:48,180 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 10:44:48,180 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-24 10:44:48,180 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [637265227] [2021-10-24 10:44:48,180 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [637265227] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-24 10:44:48,181 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-24 10:44:48,181 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-24 10:44:48,181 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796451696] [2021-10-24 10:44:48,182 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-24 10:44:48,182 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-24 10:44:48,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-24 10:44:48,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-24 10:44:48,183 INFO L87 Difference]: Start difference. First operand 37 states and 50 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 10:44:48,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-24 10:44:48,310 INFO L93 Difference]: Finished difference Result 87 states and 124 transitions. [2021-10-24 10:44:48,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-24 10:44:48,311 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 10:44:48,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-24 10:44:48,311 INFO L225 Difference]: With dead ends: 87 [2021-10-24 10:44:48,312 INFO L226 Difference]: Without dead ends: 0 [2021-10-24 10:44:48,313 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 48.7ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-24 10:44:48,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-24 10:44:48,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-24 10:44:48,313 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 10:44:48,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-24 10:44:48,314 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-10-24 10:44:48,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-24 10:44:48,314 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-24 10:44:48,314 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 10:44:48,314 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-24 10:44:48,315 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-24 10:44:48,317 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:44:48,318 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:44:48,318 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-24 10:44:48,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-24 10:44:48,533 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/mathsat -unsat_core_generation=3 [2021-10-24 10:44:48,535 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-24 10:44:48,538 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,578 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,579 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,580 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,584 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,585 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,586 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,587 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,588 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,593 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,595 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,596 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,601 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,602 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,606 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,607 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,609 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,631 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,632 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,646 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,655 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,661 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,677 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,678 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,698 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,700 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,701 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,722 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,727 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,728 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,733 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,745 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-24 10:44:48,914 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 299) no Hoare annotation was computed. [2021-10-24 10:44:48,914 INFO L857 garLoopResultBuilder]: For program point L85(lines 85 91) no Hoare annotation was computed. [2021-10-24 10:44:48,914 INFO L853 garLoopResultBuilder]: At program point L85-1(lines 85 91) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:44:48,915 INFO L857 garLoopResultBuilder]: For program point L862(lines 862 866) no Hoare annotation was computed. [2021-10-24 10:44:48,915 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-24 10:44:48,915 INFO L857 garLoopResultBuilder]: For program point L862-3(lines 862 866) no Hoare annotation was computed. [2021-10-24 10:44:48,915 INFO L857 garLoopResultBuilder]: For program point L862-6(lines 862 866) no Hoare annotation was computed. [2021-10-24 10:44:48,915 INFO L857 garLoopResultBuilder]: For program point L103(lines 103 107) no Hoare annotation was computed. [2021-10-24 10:44:48,916 INFO L853 garLoopResultBuilder]: At program point L103-2(lines 103 107) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:44:48,916 INFO L853 garLoopResultBuilder]: At program point L401(lines 397 403) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:44:48,916 INFO L857 garLoopResultBuilder]: For program point L468(lines 468 485) no Hoare annotation was computed. [2021-10-24 10:44:48,916 INFO L853 garLoopResultBuilder]: At program point L468-1(lines 1 943) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:44:48,916 INFO L860 garLoopResultBuilder]: At program point L435(lines 416 438) the Hoare annotation is: true [2021-10-24 10:44:48,917 INFO L857 garLoopResultBuilder]: For program point L468-2(lines 468 485) no Hoare annotation was computed. [2021-10-24 10:44:48,917 INFO L853 garLoopResultBuilder]: At program point L468-3(lines 1 943) the Hoare annotation is: false [2021-10-24 10:44:48,917 INFO L857 garLoopResultBuilder]: For program point L468-4(lines 468 485) no Hoare annotation was computed. [2021-10-24 10:44:48,917 INFO L853 garLoopResultBuilder]: At program point L468-5(lines 1 943) the Hoare annotation is: false [2021-10-24 10:44:48,917 INFO L853 garLoopResultBuilder]: At program point L931(lines 926 934) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:44:48,918 INFO L853 garLoopResultBuilder]: At program point L931-1(lines 926 934) the Hoare annotation is: false [2021-10-24 10:44:48,918 INFO L853 garLoopResultBuilder]: At program point L931-2(lines 926 934) the Hoare annotation is: false [2021-10-24 10:44:48,918 INFO L853 garLoopResultBuilder]: At program point L353-2(lines 353 367) the Hoare annotation is: false [2021-10-24 10:44:48,918 INFO L853 garLoopResultBuilder]: At program point L337(lines 332 340) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:44:48,918 INFO L857 garLoopResultBuilder]: For program point L354(line 354) no Hoare annotation was computed. [2021-10-24 10:44:48,919 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-24 10:44:48,919 INFO L857 garLoopResultBuilder]: For program point L174(lines 174 191) no Hoare annotation was computed. [2021-10-24 10:44:48,919 INFO L857 garLoopResultBuilder]: For program point L174-1(lines 174 191) no Hoare annotation was computed. [2021-10-24 10:44:48,919 INFO L857 garLoopResultBuilder]: For program point L174-2(lines 174 191) no Hoare annotation was computed. [2021-10-24 10:44:48,919 INFO L857 garLoopResultBuilder]: For program point L75(lines 75 81) no Hoare annotation was computed. [2021-10-24 10:44:48,920 INFO L853 garLoopResultBuilder]: At program point L75-1(lines 75 81) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:44:48,920 INFO L857 garLoopResultBuilder]: For program point L472(lines 472 482) no Hoare annotation was computed. [2021-10-24 10:44:48,920 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 299) no Hoare annotation was computed. [2021-10-24 10:44:48,920 INFO L857 garLoopResultBuilder]: For program point L472-2(lines 472 482) no Hoare annotation was computed. [2021-10-24 10:44:48,920 INFO L857 garLoopResultBuilder]: For program point L472-4(lines 472 482) no Hoare annotation was computed. [2021-10-24 10:44:48,921 INFO L853 garLoopResultBuilder]: At program point L142(lines 138 160) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:44:48,921 INFO L853 garLoopResultBuilder]: At program point L142-1(lines 138 160) the Hoare annotation is: false [2021-10-24 10:44:48,921 INFO L853 garLoopResultBuilder]: At program point L142-2(lines 138 160) the Hoare annotation is: false [2021-10-24 10:44:48,921 INFO L857 garLoopResultBuilder]: For program point L357(lines 357 361) no Hoare annotation was computed. [2021-10-24 10:44:48,921 INFO L857 garLoopResultBuilder]: For program point L357-1(lines 357 361) no Hoare annotation was computed. [2021-10-24 10:44:48,922 INFO L857 garLoopResultBuilder]: For program point L473(lines 473 479) no Hoare annotation was computed. [2021-10-24 10:44:48,922 INFO L857 garLoopResultBuilder]: For program point L473-2(lines 473 479) no Hoare annotation was computed. [2021-10-24 10:44:48,922 INFO L857 garLoopResultBuilder]: For program point L886(lines 886 890) no Hoare annotation was computed. [2021-10-24 10:44:48,922 INFO L857 garLoopResultBuilder]: For program point L473-4(lines 473 479) no Hoare annotation was computed. [2021-10-24 10:44:48,922 INFO L853 garLoopResultBuilder]: At program point L457(lines 142 148) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:44:48,923 INFO L853 garLoopResultBuilder]: At program point L457-1(lines 142 148) the Hoare annotation is: false [2021-10-24 10:44:48,923 INFO L853 garLoopResultBuilder]: At program point L457-2(lines 142 148) the Hoare annotation is: false [2021-10-24 10:44:48,923 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-24 10:44:48,923 INFO L857 garLoopResultBuilder]: For program point L276(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:44:48,923 INFO L857 garLoopResultBuilder]: For program point L276-2(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:44:48,923 INFO L857 garLoopResultBuilder]: For program point L276-3(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:44:48,924 INFO L857 garLoopResultBuilder]: For program point L276-5(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:44:48,924 INFO L857 garLoopResultBuilder]: For program point L276-6(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:44:48,924 INFO L857 garLoopResultBuilder]: For program point L276-8(lines 276 280) no Hoare annotation was computed. [2021-10-24 10:44:48,924 INFO L853 garLoopResultBuilder]: At program point L227(lines 222 230) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:44:48,924 INFO L853 garLoopResultBuilder]: At program point L227-1(lines 222 230) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:44:48,925 INFO L853 garLoopResultBuilder]: At program point L227-2(lines 222 230) the Hoare annotation is: false [2021-10-24 10:44:48,925 INFO L853 garLoopResultBuilder]: At program point L227-3(lines 222 230) the Hoare annotation is: false [2021-10-24 10:44:48,925 INFO L857 garLoopResultBuilder]: For program point L95(lines 95 108) no Hoare annotation was computed. [2021-10-24 10:44:48,925 INFO L853 garLoopResultBuilder]: At program point L227-4(lines 222 230) the Hoare annotation is: false [2021-10-24 10:44:48,925 INFO L853 garLoopResultBuilder]: At program point L227-5(lines 222 230) the Hoare annotation is: false [2021-10-24 10:44:48,926 INFO L857 garLoopResultBuilder]: For program point L178(lines 178 186) no Hoare annotation was computed. [2021-10-24 10:44:48,926 INFO L857 garLoopResultBuilder]: For program point L178-1(lines 178 186) no Hoare annotation was computed. [2021-10-24 10:44:48,926 INFO L857 garLoopResultBuilder]: For program point L178-2(lines 178 186) no Hoare annotation was computed. [2021-10-24 10:44:48,926 INFO L857 garLoopResultBuilder]: For program point L426(lines 426 433) no Hoare annotation was computed. [2021-10-24 10:44:48,926 INFO L860 garLoopResultBuilder]: At program point L426-1(lines 426 433) the Hoare annotation is: true [2021-10-24 10:44:48,927 INFO L853 garLoopResultBuilder]: At program point L113(lines 64 114) the Hoare annotation is: false [2021-10-24 10:44:48,927 INFO L853 garLoopResultBuilder]: At program point L940(lines 935 943) the Hoare annotation is: false [2021-10-24 10:44:48,927 INFO L853 garLoopResultBuilder]: At program point L940-1(lines 935 943) the Hoare annotation is: false [2021-10-24 10:44:48,927 INFO L857 garLoopResultBuilder]: For program point L874(lines 874 878) no Hoare annotation was computed. [2021-10-24 10:44:48,927 INFO L853 garLoopResultBuilder]: At program point L940-2(lines 935 943) the Hoare annotation is: false [2021-10-24 10:44:48,928 INFO L853 garLoopResultBuilder]: At program point L329(lines 1 943) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:44:48,928 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-24 10:44:48,928 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 299) no Hoare annotation was computed. [2021-10-24 10:44:48,928 INFO L857 garLoopResultBuilder]: For program point L66(lines 65 112) no Hoare annotation was computed. [2021-10-24 10:44:48,928 INFO L853 garLoopResultBuilder]: At program point L149(lines 149 155) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:44:48,928 INFO L853 garLoopResultBuilder]: At program point L149-1(lines 149 155) the Hoare annotation is: false [2021-10-24 10:44:48,929 INFO L853 garLoopResultBuilder]: At program point L149-2(lines 149 155) the Hoare annotation is: false [2021-10-24 10:44:48,929 INFO L857 garLoopResultBuilder]: For program point L67(lines 67 71) no Hoare annotation was computed. [2021-10-24 10:44:48,929 INFO L853 garLoopResultBuilder]: At program point L447(lines 442 449) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-24 10:44:48,929 INFO L853 garLoopResultBuilder]: At program point L282(lines 267 285) the Hoare annotation is: false [2021-10-24 10:44:48,929 INFO L853 garLoopResultBuilder]: At program point L282-1(lines 267 285) the Hoare annotation is: false [2021-10-24 10:44:48,930 INFO L853 garLoopResultBuilder]: At program point L282-2(lines 267 285) the Hoare annotation is: false [2021-10-24 10:44:48,930 INFO L857 garLoopResultBuilder]: For program point L299(line 299) no Hoare annotation was computed. [2021-10-24 10:44:48,930 INFO L857 garLoopResultBuilder]: For program point L299-1(line 299) no Hoare annotation was computed. [2021-10-24 10:44:48,930 INFO L857 garLoopResultBuilder]: For program point L299-2(line 299) no Hoare annotation was computed. [2021-10-24 10:44:48,935 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-24 10:44:48,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.10 10:44:48 BoogieIcfgContainer [2021-10-24 10:44:48,954 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-24 10:44:48,954 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-24 10:44:48,955 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-24 10:44:48,955 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-24 10:44:48,956 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:44:45" (3/4) ... [2021-10-24 10:44:48,959 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-24 10:44:48,990 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-24 10:44:48,991 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-24 10:44:48,992 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-24 10:44:48,993 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-24 10:44:48,994 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-24 10:44:48,994 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 10:44:48,995 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-24 10:44:49,028 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-24 10:44:49,028 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-24 10:44:49,028 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-24 10:44:49,029 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-24 10:44:49,030 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-24 10:44:49,031 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-24 10:44:49,075 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/witness.graphml [2021-10-24 10:44:49,075 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-24 10:44:49,077 INFO L168 Benchmark]: Toolchain (without parser) took 7376.35 ms. Allocated memory was 54.5 MB in the beginning and 92.3 MB in the end (delta: 37.7 MB). Free memory was 31.5 MB in the beginning and 65.4 MB in the end (delta: -33.9 MB). Peak memory consumption was 37.5 MB. Max. memory is 16.1 GB. [2021-10-24 10:44:49,077 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 54.5 MB. Free memory was 35.5 MB in the beginning and 35.5 MB in the end (delta: 42.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-24 10:44:49,078 INFO L168 Benchmark]: CACSL2BoogieTranslator took 780.18 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 31.3 MB in the beginning and 38.5 MB in the end (delta: -7.2 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.1 GB. [2021-10-24 10:44:49,078 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.14 ms. Allocated memory is still 69.2 MB. Free memory was 38.3 MB in the beginning and 35.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-24 10:44:49,079 INFO L168 Benchmark]: Boogie Preprocessor took 67.19 ms. Allocated memory is still 69.2 MB. Free memory was 35.3 MB in the beginning and 50.7 MB in the end (delta: -15.5 MB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. [2021-10-24 10:44:49,079 INFO L168 Benchmark]: RCFGBuilder took 2661.50 ms. Allocated memory is still 69.2 MB. Free memory was 50.7 MB in the beginning and 35.4 MB in the end (delta: 15.3 MB). Peak memory consumption was 22.9 MB. Max. memory is 16.1 GB. [2021-10-24 10:44:49,080 INFO L168 Benchmark]: TraceAbstraction took 3653.67 ms. Allocated memory was 69.2 MB in the beginning and 92.3 MB in the end (delta: 23.1 MB). Free memory was 34.8 MB in the beginning and 34.5 MB in the end (delta: 265.2 kB). Peak memory consumption was 22.3 MB. Max. memory is 16.1 GB. [2021-10-24 10:44:49,080 INFO L168 Benchmark]: Witness Printer took 120.85 ms. Allocated memory is still 92.3 MB. Free memory was 34.5 MB in the beginning and 65.4 MB in the end (delta: -30.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-24 10:44:49,083 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 54.5 MB. Free memory was 35.5 MB in the beginning and 35.5 MB in the end (delta: 42.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 780.18 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 31.3 MB in the beginning and 38.5 MB in the end (delta: -7.2 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 85.14 ms. Allocated memory is still 69.2 MB. Free memory was 38.3 MB in the beginning and 35.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 67.19 ms. Allocated memory is still 69.2 MB. Free memory was 35.3 MB in the beginning and 50.7 MB in the end (delta: -15.5 MB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2661.50 ms. Allocated memory is still 69.2 MB. Free memory was 50.7 MB in the beginning and 35.4 MB in the end (delta: 15.3 MB). Peak memory consumption was 22.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 3653.67 ms. Allocated memory was 69.2 MB in the beginning and 92.3 MB in the end (delta: 23.1 MB). Free memory was 34.8 MB in the beginning and 34.5 MB in the end (delta: 265.2 kB). Peak memory consumption was 22.3 MB. Max. memory is 16.1 GB. * Witness Printer took 120.85 ms. Allocated memory is still 92.3 MB. Free memory was 34.5 MB in the beginning and 65.4 MB in the end (delta: -30.8 MB). Peak memory consumption was 2.1 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: 299]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 299]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 299]: 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, 84 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 3562.1ms, OverallIterations: 4, TraceHistogramMax: 1, EmptinessCheckTime: 18.9ms, AutomataDifference: 298.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 380.1ms, InitialAbstractionConstructionTime: 13.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 279 SDtfs, 164 SDslu, 80 SDs, 0 SdLazy, 22 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 92.0ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 180 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 69.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=84occurred in iteration=0, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 59.1ms AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 38 LocationsWithAnnotation, 38 PreInvPairs, 62 NumberOfFragments, 170 HoareAnnotationTreeSize, 38 FomulaSimplifications, 188 FormulaSimplificationTreeSizeReduction, 208.6ms HoareSimplificationTime, 38 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 159.8ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 113.4ms SsaConstructionTime, 578.1ms SatisfiabilityAnalysisTime, 808.0ms InterpolantComputationTime, 92 NumberOfCodeBlocks, 92 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 176 ConstructedInterpolants, 0 QuantifiedInterpolants, 232 SizeOfPredicates, 4 NumberOfNonLiveVariables, 798 ConjunctsInSsa, 10 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 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: 1]: Loop Invariant Derived loop invariant: systemActive == 1bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: systemActive == 1bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 332]: Loop Invariant Derived loop invariant: systemActive == 1bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 85]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 935]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 442]: Loop Invariant Derived loop invariant: systemActive == 1bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 75]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 416]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 222]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 138]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 267]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-24 10:44:49,150 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdfe3c4a-da62-4eb0-89a3-2f9aff75d53d/bin/utaipan-9zjyvhn0QE/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...