./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8 --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 40c2ba74d1f3e4aa3f4881cec0cfe2f78c41d8ce ............................................................................................................................................ 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_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8 --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 40c2ba74d1f3e4aa3f4881cec0cfe2f78c41d8ce ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 07:53:08,325 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:53:08,327 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:53:08,371 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:53:08,371 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:53:08,373 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:53:08,375 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:53:08,378 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:53:08,381 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:53:08,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:53:08,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:53:08,386 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:53:08,386 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:53:08,388 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:53:08,390 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:53:08,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:53:08,401 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:53:08,402 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:53:08,405 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:53:08,408 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:53:08,410 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:53:08,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:53:08,414 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:53:08,415 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:53:08,419 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:53:08,420 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:53:08,420 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:53:08,422 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:53:08,422 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:53:08,424 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:53:08,424 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:53:08,425 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:53:08,426 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:53:08,427 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:53:08,429 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:53:08,429 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:53:08,430 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:53:08,431 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:53:08,431 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:53:08,433 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:53:08,434 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:53:08,435 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 07:53:08,467 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:53:08,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:53:08,469 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:53:08,469 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:53:08,469 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:53:08,470 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:53:08,470 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 07:53:08,470 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:53:08,471 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:53:08,471 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 07:53:08,471 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 07:53:08,472 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:53:08,472 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 07:53:08,473 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 07:53:08,473 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 07:53:08,478 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:53:08,478 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:53:08,478 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 07:53:08,479 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:53:08,479 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:53:08,479 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:53:08,479 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:53:08,479 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:53:08,480 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:53:08,480 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:53:08,481 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:53:08,481 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:53:08,481 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:53:08,482 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:53:08,484 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:53:08,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:53:08,484 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:53:08,485 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:53:08,485 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:53:08,485 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 07:53:08,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 07:53:08,486 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:53:08,487 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:53:08,487 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:53:08,487 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_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 40c2ba74d1f3e4aa3f4881cec0cfe2f78c41d8ce [2021-10-13 07:53:08,757 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:53:08,779 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:53:08,782 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:53:08,783 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:53:08,784 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:53:08,785 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c [2021-10-13 07:53:08,869 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/data/787b9a226/f43e16bc02da413e9bced433275299b8/FLAG16042617a [2021-10-13 07:53:09,583 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:53:09,584 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c [2021-10-13 07:53:09,598 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/data/787b9a226/f43e16bc02da413e9bced433275299b8/FLAG16042617a [2021-10-13 07:53:09,869 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/data/787b9a226/f43e16bc02da413e9bced433275299b8 [2021-10-13 07:53:09,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:53:09,881 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:53:09,883 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:53:09,883 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:53:09,889 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:53:09,890 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:53:09" (1/1) ... [2021-10-13 07:53:09,892 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67cdb211 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:53:09, skipping insertion in model container [2021-10-13 07:53:09,892 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:53:09" (1/1) ... [2021-10-13 07:53:09,900 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:53:09,954 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:53:10,284 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_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c[17578,17591] [2021-10-13 07:53:10,296 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:53:10,309 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) [2021-10-13 07:53:10,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5a6e1ce1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:53:10, skipping insertion in model container [2021-10-13 07:53:10,314 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:53:10,315 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 07:53:10,319 INFO L168 Benchmark]: Toolchain (without parser) took 435.17 ms. Allocated memory is still 107.0 MB. Free memory was 78.1 MB in the beginning and 64.6 MB in the end (delta: 13.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-13 07:53:10,321 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 86.0 MB. Free memory is still 53.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:53:10,323 INFO L168 Benchmark]: CACSL2BoogieTranslator took 432.11 ms. Allocated memory is still 107.0 MB. Free memory was 78.0 MB in the beginning and 64.8 MB in the end (delta: 13.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-13 07:53:10,326 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 86.0 MB. Free memory is still 53.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 432.11 ms. Allocated memory is still 107.0 MB. Free memory was 78.0 MB in the beginning and 64.8 MB in the end (delta: 13.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 70]: 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-4e77c04 [2021-10-13 07:53:12,766 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:53:12,771 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:53:12,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:53:12,819 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:53:12,821 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:53:12,823 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:53:12,826 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:53:12,829 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:53:12,830 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:53:12,832 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:53:12,834 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:53:12,834 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:53:12,836 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:53:12,838 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:53:12,840 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:53:12,841 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:53:12,842 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:53:12,845 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:53:12,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:53:12,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:53:12,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:53:12,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:53:12,856 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:53:12,860 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:53:12,861 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:53:12,861 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:53:12,863 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:53:12,863 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:53:12,865 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:53:12,865 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:53:12,866 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:53:12,867 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:53:12,868 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:53:12,870 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:53:12,870 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:53:12,871 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:53:12,871 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:53:12,872 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:53:12,873 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:53:12,873 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:53:12,874 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-13 07:53:12,924 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:53:12,924 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:53:12,925 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:53:12,926 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:53:12,926 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:53:12,926 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:53:12,927 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:53:12,927 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:53:12,927 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:53:12,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:53:12,930 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:53:12,930 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:53:12,931 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:53:12,931 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:53:12,931 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:53:12,931 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:53:12,932 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 07:53:12,932 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 07:53:12,932 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 07:53:12,932 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:53:12,933 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:53:12,933 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:53:12,933 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:53:12,933 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:53:12,934 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 07:53:12,934 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:53:12,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:53:12,934 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:53:12,935 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:53:12,935 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:53:12,935 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 07:53:12,935 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 07:53:12,936 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:53:12,936 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:53:12,936 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:53:12,937 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_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 40c2ba74d1f3e4aa3f4881cec0cfe2f78c41d8ce [2021-10-13 07:53:13,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:53:13,390 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:53:13,393 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:53:13,394 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:53:13,395 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:53:13,397 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c [2021-10-13 07:53:13,480 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/data/e8f228af3/a1cc45303d744833ad5521d015c24551/FLAGb486c5a43 [2021-10-13 07:53:14,078 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:53:14,079 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c [2021-10-13 07:53:14,092 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/data/e8f228af3/a1cc45303d744833ad5521d015c24551/FLAGb486c5a43 [2021-10-13 07:53:14,387 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/data/e8f228af3/a1cc45303d744833ad5521d015c24551 [2021-10-13 07:53:14,391 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:53:14,393 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:53:14,396 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:53:14,396 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:53:14,400 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:53:14,401 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:53:14" (1/1) ... [2021-10-13 07:53:14,404 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@490d9c0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:53:14, skipping insertion in model container [2021-10-13 07:53:14,404 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:53:14" (1/1) ... [2021-10-13 07:53:14,414 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:53:14,493 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:53:14,889 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_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c[17578,17591] [2021-10-13 07:53:14,892 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:53:14,952 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-13 07:53:14,973 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:53:15,069 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_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c[17578,17591] [2021-10-13 07:53:15,069 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:53:15,075 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 07:53:15,176 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_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/sv-benchmarks/c/product-lines/minepump_spec1_product21.cil.c[17578,17591] [2021-10-13 07:53:15,177 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:53:15,198 INFO L208 MainTranslator]: Completed translation [2021-10-13 07:53:15,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:53:15 WrapperNode [2021-10-13 07:53:15,199 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:53:15,200 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 07:53:15,200 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 07:53:15,201 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 07:53:15,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:53:15" (1/1) ... [2021-10-13 07:53:15,227 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:53:15" (1/1) ... [2021-10-13 07:53:15,298 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 07:53:15,299 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 07:53:15,299 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 07:53:15,299 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 07:53:15,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:53:15" (1/1) ... [2021-10-13 07:53:15,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:53:15" (1/1) ... [2021-10-13 07:53:15,341 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:53:15" (1/1) ... [2021-10-13 07:53:15,342 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:53:15" (1/1) ... [2021-10-13 07:53:15,356 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:53:15" (1/1) ... [2021-10-13 07:53:15,379 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:53:15" (1/1) ... [2021-10-13 07:53:15,415 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:53:15" (1/1) ... [2021-10-13 07:53:15,420 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 07:53:15,421 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 07:53:15,421 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 07:53:15,421 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 07:53:15,422 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:53:15" (1/1) ... [2021-10-13 07:53:15,441 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:53:15,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:53:15,477 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 07:53:15,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 07:53:15,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 07:53:15,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 07:53:15,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 07:53:15,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 07:53:18,012 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 07:53:18,013 INFO L299 CfgBuilder]: Removed 156 assume(true) statements. [2021-10-13 07:53:18,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:53:18 BoogieIcfgContainer [2021-10-13 07:53:18,015 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 07:53:18,017 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 07:53:18,017 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 07:53:18,020 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 07:53:18,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:53:14" (1/3) ... [2021-10-13 07:53:18,021 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a344690 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:53:18, skipping insertion in model container [2021-10-13 07:53:18,021 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:53:15" (2/3) ... [2021-10-13 07:53:18,022 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a344690 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:53:18, skipping insertion in model container [2021-10-13 07:53:18,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:53:18" (3/3) ... [2021-10-13 07:53:18,023 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product21.cil.c [2021-10-13 07:53:18,029 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 07:53:18,029 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-13 07:53:18,079 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 07:53:18,086 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, mConcurrency=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 [2021-10-13 07:53:18,086 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-13 07:53:18,104 INFO L276 IsEmpty]: Start isEmpty. Operand has 105 states, 101 states have (on average 1.5445544554455446) internal successors, (156), 104 states have internal predecessors, (156), 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) [2021-10-13 07:53:18,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-13 07:53:18,110 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:53:18,111 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:53:18,111 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:53:18,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:53:18,117 INFO L82 PathProgramCache]: Analyzing trace with hash 1624388130, now seen corresponding path program 1 times [2021-10-13 07:53:18,131 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:53:18,132 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [457170452] [2021-10-13 07:53:18,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:53:18,133 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:53:18,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:53:18,136 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:53:18,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-13 07:53:18,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:53:18,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-13 07:53:18,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:53:18,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:53:18,497 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:53:18,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:53:18,567 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:53:18,568 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [457170452] [2021-10-13 07:53:18,568 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [457170452] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:53:18,569 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:53:18,569 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-13 07:53:18,571 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089191432] [2021-10-13 07:53:18,576 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-13 07:53:18,576 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:53:18,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-13 07:53:18,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 07:53:18,593 INFO L87 Difference]: Start difference. First operand has 105 states, 101 states have (on average 1.5445544554455446) internal successors, (156), 104 states have internal predecessors, (156), 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 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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) [2021-10-13 07:53:18,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:53:18,620 INFO L93 Difference]: Finished difference Result 204 states and 305 transitions. [2021-10-13 07:53:18,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-13 07:53:18,622 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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 16 [2021-10-13 07:53:18,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:53:18,632 INFO L225 Difference]: With dead ends: 204 [2021-10-13 07:53:18,633 INFO L226 Difference]: Without dead ends: 101 [2021-10-13 07:53:18,636 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-13 07:53:18,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2021-10-13 07:53:18,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2021-10-13 07:53:18,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 98 states have (on average 1.469387755102041) internal successors, (144), 100 states have internal predecessors, (144), 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) [2021-10-13 07:53:18,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 144 transitions. [2021-10-13 07:53:18,687 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 144 transitions. Word has length 16 [2021-10-13 07:53:18,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:53:18,688 INFO L470 AbstractCegarLoop]: Abstraction has 101 states and 144 transitions. [2021-10-13 07:53:18,688 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 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) [2021-10-13 07:53:18,688 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2021-10-13 07:53:18,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-13 07:53:18,689 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:53:18,690 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:53:18,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-13 07:53:18,901 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:53:18,902 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:53:18,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:53:18,903 INFO L82 PathProgramCache]: Analyzing trace with hash 577631233, now seen corresponding path program 1 times [2021-10-13 07:53:18,904 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:53:18,904 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1127084008] [2021-10-13 07:53:18,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:53:18,905 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:53:18,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:53:18,906 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:53:18,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-13 07:53:19,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:53:19,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 07:53:19,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:53:19,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:53:19,217 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:53:19,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:53:19,290 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:53:19,291 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1127084008] [2021-10-13 07:53:19,291 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1127084008] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:53:19,292 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:53:19,292 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-13 07:53:19,292 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494273180] [2021-10-13 07:53:19,293 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 07:53:19,293 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:53:19,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 07:53:19,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:53:19,295 INFO L87 Difference]: Start difference. First operand 101 states and 144 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 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) [2021-10-13 07:53:19,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:53:19,313 INFO L93 Difference]: Finished difference Result 101 states and 144 transitions. [2021-10-13 07:53:19,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 07:53:19,314 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 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 17 [2021-10-13 07:53:19,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:53:19,315 INFO L225 Difference]: With dead ends: 101 [2021-10-13 07:53:19,315 INFO L226 Difference]: Without dead ends: 43 [2021-10-13 07:53:19,316 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.2ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:53:19,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2021-10-13 07:53:19,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2021-10-13 07:53:19,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 42 states have (on average 1.4523809523809523) internal successors, (61), 42 states have internal predecessors, (61), 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) [2021-10-13 07:53:19,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 61 transitions. [2021-10-13 07:53:19,323 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 61 transitions. Word has length 17 [2021-10-13 07:53:19,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:53:19,324 INFO L470 AbstractCegarLoop]: Abstraction has 43 states and 61 transitions. [2021-10-13 07:53:19,324 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 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) [2021-10-13 07:53:19,324 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2021-10-13 07:53:19,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-13 07:53:19,325 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:53:19,325 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] [2021-10-13 07:53:19,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-13 07:53:19,539 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:53:19,539 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:53:19,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:53:19,541 INFO L82 PathProgramCache]: Analyzing trace with hash -1301096006, now seen corresponding path program 1 times [2021-10-13 07:53:19,545 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:53:19,546 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [906041787] [2021-10-13 07:53:19,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:53:19,547 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:53:19,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:53:19,549 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:53:19,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-13 07:53:19,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:53:19,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-13 07:53:19,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:53:19,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:53:19,867 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:53:19,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:53:19,965 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:53:19,965 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [906041787] [2021-10-13 07:53:19,966 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [906041787] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:53:19,966 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:53:19,966 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-13 07:53:19,966 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353953956] [2021-10-13 07:53:19,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-13 07:53:19,967 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:53:19,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-13 07:53:19,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:53:19,969 INFO L87 Difference]: Start difference. First operand 43 states and 61 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 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) [2021-10-13 07:53:19,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:53:19,982 INFO L93 Difference]: Finished difference Result 80 states and 116 transitions. [2021-10-13 07:53:19,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-13 07:53:19,983 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 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 22 [2021-10-13 07:53:19,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:53:19,984 INFO L225 Difference]: With dead ends: 80 [2021-10-13 07:53:19,984 INFO L226 Difference]: Without dead ends: 43 [2021-10-13 07:53:19,985 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 8.7ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-13 07:53:19,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2021-10-13 07:53:19,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2021-10-13 07:53:19,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 42 states have (on average 1.4285714285714286) internal successors, (60), 42 states have internal predecessors, (60), 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) [2021-10-13 07:53:19,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 60 transitions. [2021-10-13 07:53:19,991 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 60 transitions. Word has length 22 [2021-10-13 07:53:19,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:53:19,992 INFO L470 AbstractCegarLoop]: Abstraction has 43 states and 60 transitions. [2021-10-13 07:53:19,992 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 3 states have internal predecessors, (38), 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) [2021-10-13 07:53:19,992 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2021-10-13 07:53:19,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-10-13 07:53:19,993 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:53:19,993 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 07:53:20,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-13 07:53:20,205 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:53:20,206 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:53:20,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:53:20,207 INFO L82 PathProgramCache]: Analyzing trace with hash 1386148968, now seen corresponding path program 1 times [2021-10-13 07:53:20,207 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:53:20,208 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2105425373] [2021-10-13 07:53:20,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:53:20,208 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:53:20,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:53:20,209 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:53:20,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-13 07:53:20,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:53:20,400 INFO L263 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 07:53:20,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:53:20,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:53:20,525 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:53:20,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:53:20,624 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:53:20,625 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2105425373] [2021-10-13 07:53:20,625 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2105425373] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:53:20,626 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:53:20,626 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-10-13 07:53:20,626 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693390166] [2021-10-13 07:53:20,627 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 07:53:20,627 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:53:20,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 07:53:20,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 07:53:20,628 INFO L87 Difference]: Start difference. First operand 43 states and 60 transitions. Second operand has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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) [2021-10-13 07:53:20,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:53:20,776 INFO L93 Difference]: Finished difference Result 204 states and 303 transitions. [2021-10-13 07:53:20,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-13 07:53:20,776 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2021-10-13 07:53:20,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:53:20,783 INFO L225 Difference]: With dead ends: 204 [2021-10-13 07:53:20,783 INFO L226 Difference]: Without dead ends: 167 [2021-10-13 07:53:20,783 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 48.6ms TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-13 07:53:20,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2021-10-13 07:53:20,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 76. [2021-10-13 07:53:20,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 75 states have (on average 1.44) internal successors, (108), 75 states have internal predecessors, (108), 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) [2021-10-13 07:53:20,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 108 transitions. [2021-10-13 07:53:20,811 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 108 transitions. Word has length 24 [2021-10-13 07:53:20,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:53:20,812 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 108 transitions. [2021-10-13 07:53:20,812 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 4 states have internal predecessors, (24), 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) [2021-10-13 07:53:20,813 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2021-10-13 07:53:20,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-13 07:53:20,815 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 07:53:20,816 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] [2021-10-13 07:53:20,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-13 07:53:21,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:53:21,031 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 07:53:21,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 07:53:21,032 INFO L82 PathProgramCache]: Analyzing trace with hash 1795216542, now seen corresponding path program 1 times [2021-10-13 07:53:21,033 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-13 07:53:21,033 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1881123818] [2021-10-13 07:53:21,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 07:53:21,033 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-13 07:53:21,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/mathsat [2021-10-13 07:53:21,035 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-13 07:53:21,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-13 07:53:21,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-13 07:53:21,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-13 07:53:21,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-13 07:53:21,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:53:21,356 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-13 07:53:21,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-13 07:53:21,423 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-13 07:53:21,423 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1881123818] [2021-10-13 07:53:21,426 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1881123818] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-13 07:53:21,426 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-13 07:53:21,427 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-13 07:53:21,427 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746907024] [2021-10-13 07:53:21,427 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-13 07:53:21,428 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-13 07:53:21,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-13 07:53:21,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-13 07:53:21,429 INFO L87 Difference]: Start difference. First operand 76 states and 108 transitions. Second operand has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 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) [2021-10-13 07:53:21,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-13 07:53:21,532 INFO L93 Difference]: Finished difference Result 174 states and 257 transitions. [2021-10-13 07:53:21,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-13 07:53:21,535 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 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 25 [2021-10-13 07:53:21,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-13 07:53:21,537 INFO L225 Difference]: With dead ends: 174 [2021-10-13 07:53:21,537 INFO L226 Difference]: Without dead ends: 0 [2021-10-13 07:53:21,538 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 30.8ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-13 07:53:21,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-13 07:53:21,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-13 07:53:21,542 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) [2021-10-13 07:53:21,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-13 07:53:21,542 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 25 [2021-10-13 07:53:21,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-13 07:53:21,543 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-13 07:53:21,543 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.0) internal successors, (25), 5 states have internal predecessors, (25), 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) [2021-10-13 07:53:21,544 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-13 07:53:21,544 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-13 07:53:21,547 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:53:21,548 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:53:21,548 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 07:53:21,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-13 07:53:21,760 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/mathsat -unsat_core_generation=3 [2021-10-13 07:53:21,762 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-13 07:53:21,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,796 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,798 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,798 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,841 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,842 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,844 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,845 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,846 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,847 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,847 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,848 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,849 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,850 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,852 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,853 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,854 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,854 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,855 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,881 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,882 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,919 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,921 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,921 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,922 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,923 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,934 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,935 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,981 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,993 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,994 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,995 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,996 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,996 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,997 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:21,999 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:22,002 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:22,003 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:22,004 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:22,004 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-13 07:53:22,136 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 918) no Hoare annotation was computed. [2021-10-13 07:53:22,136 INFO L853 garLoopResultBuilder]: At program point L664(lines 659 667) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:53:22,136 INFO L853 garLoopResultBuilder]: At program point L500(lines 496 502) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:53:22,136 INFO L857 garLoopResultBuilder]: For program point L699(lines 699 705) no Hoare annotation was computed. [2021-10-13 07:53:22,137 INFO L853 garLoopResultBuilder]: At program point L699-1(lines 699 705) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:53:22,137 INFO L860 garLoopResultBuilder]: At program point L536(lines 517 539) the Hoare annotation is: true [2021-10-13 07:53:22,137 INFO L857 garLoopResultBuilder]: For program point L801(lines 801 818) no Hoare annotation was computed. [2021-10-13 07:53:22,137 INFO L857 garLoopResultBuilder]: For program point L801-1(lines 801 818) no Hoare annotation was computed. [2021-10-13 07:53:22,137 INFO L857 garLoopResultBuilder]: For program point L801-2(lines 801 818) no Hoare annotation was computed. [2021-10-13 07:53:22,137 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 918) no Hoare annotation was computed. [2021-10-13 07:53:22,137 INFO L857 garLoopResultBuilder]: For program point L903(lines 903 907) no Hoare annotation was computed. [2021-10-13 07:53:22,138 INFO L857 garLoopResultBuilder]: For program point L903-2(lines 903 907) no Hoare annotation was computed. [2021-10-13 07:53:22,138 INFO L857 garLoopResultBuilder]: For program point L903-3(lines 903 907) no Hoare annotation was computed. [2021-10-13 07:53:22,138 INFO L857 garLoopResultBuilder]: For program point L903-5(lines 903 907) no Hoare annotation was computed. [2021-10-13 07:53:22,138 INFO L857 garLoopResultBuilder]: For program point L903-6(lines 903 907) no Hoare annotation was computed. [2021-10-13 07:53:22,138 INFO L857 garLoopResultBuilder]: For program point L903-8(lines 903 907) no Hoare annotation was computed. [2021-10-13 07:53:22,138 INFO L857 garLoopResultBuilder]: For program point L903-9(lines 903 907) no Hoare annotation was computed. [2021-10-13 07:53:22,138 INFO L857 garLoopResultBuilder]: For program point L903-11(lines 903 907) no Hoare annotation was computed. [2021-10-13 07:53:22,138 INFO L857 garLoopResultBuilder]: For program point L903-12(lines 903 907) no Hoare annotation was computed. [2021-10-13 07:53:22,139 INFO L857 garLoopResultBuilder]: For program point L903-14(lines 903 907) no Hoare annotation was computed. [2021-10-13 07:53:22,139 INFO L857 garLoopResultBuilder]: For program point L903-15(lines 903 907) no Hoare annotation was computed. [2021-10-13 07:53:22,139 INFO L857 garLoopResultBuilder]: For program point L903-17(lines 903 907) no Hoare annotation was computed. [2021-10-13 07:53:22,139 INFO L857 garLoopResultBuilder]: For program point L805(lines 805 813) no Hoare annotation was computed. [2021-10-13 07:53:22,139 INFO L857 garLoopResultBuilder]: For program point L805-1(lines 805 813) no Hoare annotation was computed. [2021-10-13 07:53:22,139 INFO L857 garLoopResultBuilder]: For program point L805-2(lines 805 813) no Hoare annotation was computed. [2021-10-13 07:53:22,139 INFO L857 garLoopResultBuilder]: For program point L575(lines 575 579) no Hoare annotation was computed. [2021-10-13 07:53:22,139 INFO L857 garLoopResultBuilder]: For program point L775(lines 775 792) no Hoare annotation was computed. [2021-10-13 07:53:22,140 INFO L857 garLoopResultBuilder]: For program point L775-1(lines 775 792) no Hoare annotation was computed. [2021-10-13 07:53:22,140 INFO L857 garLoopResultBuilder]: For program point L709(lines 709 720) no Hoare annotation was computed. [2021-10-13 07:53:22,140 INFO L857 garLoopResultBuilder]: For program point L775-2(lines 775 792) no Hoare annotation was computed. [2021-10-13 07:53:22,140 INFO L857 garLoopResultBuilder]: For program point L775-3(lines 775 792) no Hoare annotation was computed. [2021-10-13 07:53:22,140 INFO L857 garLoopResultBuilder]: For program point L775-4(lines 775 792) no Hoare annotation was computed. [2021-10-13 07:53:22,140 INFO L857 garLoopResultBuilder]: For program point L775-5(lines 775 792) no Hoare annotation was computed. [2021-10-13 07:53:22,140 INFO L853 garLoopResultBuilder]: At program point L743(lines 742 761) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:53:22,140 INFO L857 garLoopResultBuilder]: For program point L743-1(lines 743 749) no Hoare annotation was computed. [2021-10-13 07:53:22,141 INFO L853 garLoopResultBuilder]: At program point L743-2(lines 742 761) the Hoare annotation is: false [2021-10-13 07:53:22,141 INFO L853 garLoopResultBuilder]: At program point L743-3(lines 742 761) the Hoare annotation is: false [2021-10-13 07:53:22,141 INFO L853 garLoopResultBuilder]: At program point L909(lines 894 912) the Hoare annotation is: false [2021-10-13 07:53:22,143 INFO L853 garLoopResultBuilder]: At program point L909-1(lines 894 912) the Hoare annotation is: false [2021-10-13 07:53:22,143 INFO L853 garLoopResultBuilder]: At program point L909-2(lines 894 912) the Hoare annotation is: false [2021-10-13 07:53:22,144 INFO L853 garLoopResultBuilder]: At program point L909-3(lines 894 912) the Hoare annotation is: false [2021-10-13 07:53:22,147 INFO L853 garLoopResultBuilder]: At program point L909-4(lines 894 912) the Hoare annotation is: false [2021-10-13 07:53:22,153 INFO L853 garLoopResultBuilder]: At program point L909-5(lines 894 912) the Hoare annotation is: false [2021-10-13 07:53:22,153 INFO L853 garLoopResultBuilder]: At program point L845(lines 838 848) the Hoare annotation is: false [2021-10-13 07:53:22,154 INFO L853 garLoopResultBuilder]: At program point L845-1(lines 838 848) the Hoare annotation is: false [2021-10-13 07:53:22,154 INFO L857 garLoopResultBuilder]: For program point L779(lines 779 787) no Hoare annotation was computed. [2021-10-13 07:53:22,154 INFO L853 garLoopResultBuilder]: At program point L845-2(lines 838 848) the Hoare annotation is: false [2021-10-13 07:53:22,154 INFO L857 garLoopResultBuilder]: For program point L779-1(lines 779 787) no Hoare annotation was computed. [2021-10-13 07:53:22,154 INFO L857 garLoopResultBuilder]: For program point L779-2(lines 779 787) no Hoare annotation was computed. [2021-10-13 07:53:22,154 INFO L857 garLoopResultBuilder]: For program point L680(lines 679 724) no Hoare annotation was computed. [2021-10-13 07:53:22,155 INFO L857 garLoopResultBuilder]: For program point L779-3(lines 779 787) no Hoare annotation was computed. [2021-10-13 07:53:22,155 INFO L857 garLoopResultBuilder]: For program point L779-4(lines 779 787) no Hoare annotation was computed. [2021-10-13 07:53:22,155 INFO L857 garLoopResultBuilder]: For program point L779-5(lines 779 787) no Hoare annotation was computed. [2021-10-13 07:53:22,155 INFO L853 garLoopResultBuilder]: At program point L449-2(lines 449 463) the Hoare annotation is: false [2021-10-13 07:53:22,155 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-13 07:53:22,155 INFO L857 garLoopResultBuilder]: For program point L681(lines 681 685) no Hoare annotation was computed. [2021-10-13 07:53:22,155 INFO L857 garLoopResultBuilder]: For program point L450(line 450) no Hoare annotation was computed. [2021-10-13 07:53:22,156 INFO L857 garLoopResultBuilder]: For program point L715(lines 715 719) no Hoare annotation was computed. [2021-10-13 07:53:22,156 INFO L857 garLoopResultBuilder]: For program point L715-2(lines 743 749) no Hoare annotation was computed. [2021-10-13 07:53:22,156 INFO L857 garLoopResultBuilder]: For program point L551(lines 551 555) no Hoare annotation was computed. [2021-10-13 07:53:22,156 INFO L857 garLoopResultBuilder]: For program point L551-3(lines 551 555) no Hoare annotation was computed. [2021-10-13 07:53:22,156 INFO L857 garLoopResultBuilder]: For program point L419(lines 419 432) no Hoare annotation was computed. [2021-10-13 07:53:22,156 INFO L853 garLoopResultBuilder]: At program point L419-1(lines 1 921) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:53:22,157 INFO L857 garLoopResultBuilder]: For program point L419-2(lines 419 432) no Hoare annotation was computed. [2021-10-13 07:53:22,157 INFO L857 garLoopResultBuilder]: For program point L551-6(lines 551 555) no Hoare annotation was computed. [2021-10-13 07:53:22,157 INFO L853 garLoopResultBuilder]: At program point L419-3(lines 1 921) the Hoare annotation is: false [2021-10-13 07:53:22,157 INFO L857 garLoopResultBuilder]: For program point L419-4(lines 419 432) no Hoare annotation was computed. [2021-10-13 07:53:22,157 INFO L853 garLoopResultBuilder]: At program point L419-5(lines 1 921) the Hoare annotation is: false [2021-10-13 07:53:22,157 INFO L853 garLoopResultBuilder]: At program point L750(lines 750 756) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:53:22,157 INFO L853 garLoopResultBuilder]: At program point L750-1(lines 750 756) the Hoare annotation is: false [2021-10-13 07:53:22,158 INFO L853 garLoopResultBuilder]: At program point L750-2(lines 750 756) the Hoare annotation is: false [2021-10-13 07:53:22,158 INFO L857 garLoopResultBuilder]: For program point L453(lines 453 457) no Hoare annotation was computed. [2021-10-13 07:53:22,158 INFO L857 garLoopResultBuilder]: For program point L453-1(lines 743 749) no Hoare annotation was computed. [2021-10-13 07:53:22,158 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-13 07:53:22,158 INFO L857 garLoopResultBuilder]: For program point L918(line 918) no Hoare annotation was computed. [2021-10-13 07:53:22,158 INFO L857 garLoopResultBuilder]: For program point L918-1(line 918) no Hoare annotation was computed. [2021-10-13 07:53:22,158 INFO L857 garLoopResultBuilder]: For program point L918-2(line 918) no Hoare annotation was computed. [2021-10-13 07:53:22,159 INFO L853 garLoopResultBuilder]: At program point L588(lines 583 591) the Hoare annotation is: false [2021-10-13 07:53:22,159 INFO L853 garLoopResultBuilder]: At program point L588-1(lines 583 591) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:53:22,159 INFO L853 garLoopResultBuilder]: At program point L588-2(lines 583 591) the Hoare annotation is: false [2021-10-13 07:53:22,159 INFO L853 garLoopResultBuilder]: At program point L588-3(lines 583 591) the Hoare annotation is: false [2021-10-13 07:53:22,159 INFO L853 garLoopResultBuilder]: At program point L588-4(lines 583 591) the Hoare annotation is: false [2021-10-13 07:53:22,159 INFO L857 garLoopResultBuilder]: For program point L423(lines 423 429) no Hoare annotation was computed. [2021-10-13 07:53:22,160 INFO L853 garLoopResultBuilder]: At program point L588-5(lines 583 591) the Hoare annotation is: false [2021-10-13 07:53:22,160 INFO L857 garLoopResultBuilder]: For program point L423-2(lines 423 429) no Hoare annotation was computed. [2021-10-13 07:53:22,160 INFO L857 garLoopResultBuilder]: For program point L423-4(lines 423 429) no Hoare annotation was computed. [2021-10-13 07:53:22,160 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-13 07:53:22,160 INFO L853 garLoopResultBuilder]: At program point L854(lines 849 857) 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)) [2021-10-13 07:53:22,160 INFO L853 garLoopResultBuilder]: At program point L854-1(lines 849 857) the Hoare annotation is: false [2021-10-13 07:53:22,161 INFO L853 garLoopResultBuilder]: At program point L854-2(lines 849 857) the Hoare annotation is: false [2021-10-13 07:53:22,161 INFO L857 garLoopResultBuilder]: For program point L689(lines 689 695) no Hoare annotation was computed. [2021-10-13 07:53:22,161 INFO L853 garLoopResultBuilder]: At program point L656(lines 1 921) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:53:22,161 INFO L853 garLoopResultBuilder]: At program point L689-1(lines 689 695) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-13 07:53:22,161 INFO L853 garLoopResultBuilder]: At program point L725(lines 678 726) the Hoare annotation is: false [2021-10-13 07:53:22,161 INFO L857 garLoopResultBuilder]: For program point L527(lines 527 534) no Hoare annotation was computed. [2021-10-13 07:53:22,162 INFO L860 garLoopResultBuilder]: At program point L527-1(lines 527 534) the Hoare annotation is: true [2021-10-13 07:53:22,162 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-13 07:53:22,162 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 918) no Hoare annotation was computed. [2021-10-13 07:53:22,162 INFO L853 garLoopResultBuilder]: At program point L629(lines 624 632) the Hoare annotation is: false [2021-10-13 07:53:22,162 INFO L853 garLoopResultBuilder]: At program point L629-1(lines 624 632) the Hoare annotation is: false [2021-10-13 07:53:22,162 INFO L857 garLoopResultBuilder]: For program point L563(lines 563 567) no Hoare annotation was computed. [2021-10-13 07:53:22,162 INFO L853 garLoopResultBuilder]: At program point L629-2(lines 624 632) the Hoare annotation is: false [2021-10-13 07:53:22,163 INFO L853 garLoopResultBuilder]: At program point L629-3(lines 624 632) the Hoare annotation is: false [2021-10-13 07:53:22,163 INFO L853 garLoopResultBuilder]: At program point L629-4(lines 624 632) the Hoare annotation is: false [2021-10-13 07:53:22,163 INFO L853 garLoopResultBuilder]: At program point L629-5(lines 624 632) the Hoare annotation is: false [2021-10-13 07:53:22,167 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 07:53:22,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 07:53:22 BoogieIcfgContainer [2021-10-13 07:53:22,183 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 07:53:22,184 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 07:53:22,184 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 07:53:22,184 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 07:53:22,185 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:53:18" (3/4) ... [2021-10-13 07:53:22,188 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 07:53:22,205 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-13 07:53:22,207 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-13 07:53:22,208 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-13 07:53:22,209 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-13 07:53:22,210 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 07:53:22,211 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 07:53:22,212 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 07:53:22,241 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning [2021-10-13 07:53:22,291 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 07:53:22,295 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 07:53:22,297 INFO L168 Benchmark]: Toolchain (without parser) took 7902.13 ms. Allocated memory was 60.8 MB in the beginning and 92.3 MB in the end (delta: 31.5 MB). Free memory was 39.6 MB in the beginning and 52.9 MB in the end (delta: -13.3 MB). Peak memory consumption was 18.5 MB. Max. memory is 16.1 GB. [2021-10-13 07:53:22,297 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 60.8 MB. Free memory is still 42.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:53:22,298 INFO L168 Benchmark]: CACSL2BoogieTranslator took 803.51 ms. Allocated memory is still 60.8 MB. Free memory was 39.4 MB in the beginning and 30.9 MB in the end (delta: 8.5 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-13 07:53:22,298 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.25 ms. Allocated memory is still 60.8 MB. Free memory was 30.7 MB in the beginning and 27.3 MB in the end (delta: 3.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 07:53:22,299 INFO L168 Benchmark]: Boogie Preprocessor took 120.79 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 27.3 MB in the beginning and 54.5 MB in the end (delta: -27.2 MB). Peak memory consumption was 7.8 MB. Max. memory is 16.1 GB. [2021-10-13 07:53:22,299 INFO L168 Benchmark]: RCFGBuilder took 2594.52 ms. Allocated memory is still 73.4 MB. Free memory was 54.5 MB in the beginning and 40.7 MB in the end (delta: 13.8 MB). Peak memory consumption was 24.9 MB. Max. memory is 16.1 GB. [2021-10-13 07:53:22,300 INFO L168 Benchmark]: TraceAbstraction took 4166.32 ms. Allocated memory was 73.4 MB in the beginning and 92.3 MB in the end (delta: 18.9 MB). Free memory was 40.3 MB in the beginning and 62.1 MB in the end (delta: -21.8 MB). Peak memory consumption was 24.3 MB. Max. memory is 16.1 GB. [2021-10-13 07:53:22,300 INFO L168 Benchmark]: Witness Printer took 111.05 ms. Allocated memory is still 92.3 MB. Free memory was 62.1 MB in the beginning and 52.9 MB in the end (delta: 9.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 07:53:22,302 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 60.8 MB. Free memory is still 42.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 803.51 ms. Allocated memory is still 60.8 MB. Free memory was 39.4 MB in the beginning and 30.9 MB in the end (delta: 8.5 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 98.25 ms. Allocated memory is still 60.8 MB. Free memory was 30.7 MB in the beginning and 27.3 MB in the end (delta: 3.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 120.79 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 27.3 MB in the beginning and 54.5 MB in the end (delta: -27.2 MB). Peak memory consumption was 7.8 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2594.52 ms. Allocated memory is still 73.4 MB. Free memory was 54.5 MB in the beginning and 40.7 MB in the end (delta: 13.8 MB). Peak memory consumption was 24.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 4166.32 ms. Allocated memory was 73.4 MB in the beginning and 92.3 MB in the end (delta: 18.9 MB). Free memory was 40.3 MB in the beginning and 62.1 MB in the end (delta: -21.8 MB). Peak memory consumption was 24.3 MB. Max. memory is 16.1 GB. * Witness Printer took 111.05 ms. Allocated memory is still 92.3 MB. Free memory was 62.1 MB in the beginning and 52.9 MB in the end (delta: 9.1 MB). Peak memory consumption was 8.4 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: 918]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 918]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 918]: 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, 105 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 4089.3ms, OverallIterations: 5, TraceHistogramMax: 1, EmptinessCheckTime: 17.5ms, AutomataDifference: 366.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 374.5ms, InitialAbstractionConstructionTime: 12.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 412 SDtfs, 460 SDslu, 332 SDs, 0 SdLazy, 58 SolverSat, 12 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 89.6ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 206 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 101.6ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=105occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 76.6ms AutomataMinimizationTime, 5 MinimizatonAttempts, 91 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 42 LocationsWithAnnotation, 42 PreInvPairs, 77 NumberOfFragments, 135 HoareAnnotationTreeSize, 42 FomulaSimplifications, 1088 FormulaSimplificationTreeSizeReduction, 240.2ms HoareSimplificationTime, 42 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 125.0ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 146.2ms SsaConstructionTime, 597.1ms SatisfiabilityAnalysisTime, 981.1ms InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 198 ConstructedInterpolants, 0 QuantifiedInterpolants, 393 SizeOfPredicates, 7 NumberOfNonLiveVariables, 975 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 527]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 659]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 678]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 449]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 699]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 838]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == \result) && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 624]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 849]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (splverifierCounter == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 894]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-10-13 07:53:22,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4713afe1-5d2e-4ad9-84ca-8aa74f8b68a5/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...