./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 54addd62801479259ccbf9158d3d6aa338ff21ad ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 54addd62801479259ccbf9158d3d6aa338ff21ad ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:06:20,186 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:06:20,188 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:06:20,248 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:06:20,248 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:06:20,250 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:06:20,252 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:06:20,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:06:20,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:06:20,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:06:20,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:06:20,277 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:06:20,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:06:20,285 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:06:20,287 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:06:20,288 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:06:20,290 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:06:20,291 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:06:20,293 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:06:20,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:06:20,298 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:06:20,300 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:06:20,301 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:06:20,303 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:06:20,306 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:06:20,307 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:06:20,307 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:06:20,308 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:06:20,309 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:06:20,311 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:06:20,311 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:06:20,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:06:20,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:06:20,315 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:06:20,316 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:06:20,317 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:06:20,318 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:06:20,318 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:06:20,319 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:06:20,320 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:06:20,321 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:06:20,322 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-22 13:06:20,352 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:06:20,352 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:06:20,353 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:06:20,353 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:06:20,353 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:06:20,354 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:06:20,354 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:06:20,354 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:06:20,354 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:06:20,354 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:06:20,355 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:06:20,355 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:06:20,355 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:06:20,355 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:06:20,355 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:06:20,356 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:06:20,356 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:06:20,357 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:06:20,357 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:06:20,357 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:06:20,357 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:06:20,357 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:06:20,357 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:06:20,358 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:06:20,358 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:06:20,358 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:06:20,358 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:06:20,358 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:06:20,360 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:06:20,360 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:06:20,360 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:06:20,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:06:20,361 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:06:20,361 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:06:20,361 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:06:20,361 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:06:20,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:06:20,363 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:06:20,363 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:06:20,363 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:06:20,363 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54addd62801479259ccbf9158d3d6aa338ff21ad [2020-11-22 13:06:20,635 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:06:20,672 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:06:20,675 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:06:20,676 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:06:20,677 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:06:20,687 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c [2020-11-22 13:06:20,775 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/data/e8007fb8a/b3a2fb0d076442b4b7ae9246bf313a11/FLAGb21e8063f [2020-11-22 13:06:21,382 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:06:21,383 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c [2020-11-22 13:06:21,396 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/data/e8007fb8a/b3a2fb0d076442b4b7ae9246bf313a11/FLAGb21e8063f [2020-11-22 13:06:21,638 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/data/e8007fb8a/b3a2fb0d076442b4b7ae9246bf313a11 [2020-11-22 13:06:21,641 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:06:21,643 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:06:21,646 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:06:21,646 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:06:21,650 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:06:21,651 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:06:21" (1/1) ... [2020-11-22 13:06:21,659 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@317fef33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:06:21, skipping insertion in model container [2020-11-22 13:06:21,659 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:06:21" (1/1) ... [2020-11-22 13:06:21,668 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:06:21,747 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:06:22,102 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:06:22,114 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2020-11-22 13:06:22,115 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2e485a90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:06:22, skipping insertion in model container [2020-11-22 13:06:22,115 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:06:22,115 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:06:22,118 INFO L168 Benchmark]: Toolchain (without parser) took 473.68 ms. Allocated memory is still 94.4 MB. Free memory was 62.8 MB in the beginning and 69.9 MB in the end (delta: -7.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-22 13:06:22,119 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 77.6 MB. Free memory was 52.7 MB in the beginning and 52.7 MB in the end (delta: 27.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:06:22,120 INFO L168 Benchmark]: CACSL2BoogieTranslator took 469.65 ms. Allocated memory is still 94.4 MB. Free memory was 62.7 MB in the beginning and 69.9 MB in the end (delta: -7.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-22 13:06:22,122 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 77.6 MB. Free memory was 52.7 MB in the beginning and 52.7 MB in the end (delta: 27.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 469.65 ms. Allocated memory is still 94.4 MB. Free memory was 62.7 MB in the beginning and 69.9 MB in the end (delta: -7.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 497]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-22 13:06:24,506 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:06:24,510 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:06:24,565 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:06:24,566 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:06:24,571 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:06:24,574 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:06:24,578 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:06:24,581 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:06:24,587 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:06:24,588 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:06:24,595 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:06:24,596 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:06:24,597 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:06:24,598 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:06:24,599 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:06:24,601 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:06:24,604 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:06:24,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:06:24,612 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:06:24,614 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:06:24,619 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:06:24,623 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:06:24,624 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:06:24,627 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:06:24,628 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:06:24,628 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:06:24,629 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:06:24,630 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:06:24,631 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:06:24,631 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:06:24,632 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:06:24,633 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:06:24,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:06:24,635 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:06:24,636 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:06:24,636 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:06:24,637 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:06:24,637 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:06:24,638 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:06:24,639 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:06:24,640 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-22 13:06:24,670 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:06:24,670 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:06:24,671 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:06:24,671 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:06:24,672 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:06:24,672 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:06:24,672 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:06:24,672 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:06:24,673 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:06:24,673 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:06:24,674 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:06:24,674 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:06:24,674 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:06:24,674 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:06:24,674 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:06:24,674 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:06:24,675 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:06:24,675 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:06:24,675 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:06:24,675 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:06:24,675 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:06:24,676 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:06:24,676 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:06:24,676 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:06:24,676 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:06:24,676 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:06:24,677 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:06:24,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:06:24,677 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:06:24,677 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:06:24,677 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:06:24,678 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:06:24,678 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:06:24,678 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:06:24,678 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:06:24,678 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:06:24,681 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54addd62801479259ccbf9158d3d6aa338ff21ad [2020-11-22 13:06:25,109 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:06:25,138 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:06:25,140 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:06:25,142 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:06:25,144 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:06:25,146 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c [2020-11-22 13:06:25,222 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/data/d339ae0e2/1c6c3990c2184fad8d21fb5a6bc89573/FLAG238903a25 [2020-11-22 13:06:25,869 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:06:25,870 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/sv-benchmarks/c/product-lines/minepump_spec5_product61.cil.c [2020-11-22 13:06:25,895 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/data/d339ae0e2/1c6c3990c2184fad8d21fb5a6bc89573/FLAG238903a25 [2020-11-22 13:06:26,143 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/data/d339ae0e2/1c6c3990c2184fad8d21fb5a6bc89573 [2020-11-22 13:06:26,145 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:06:26,146 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:06:26,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:06:26,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:06:26,159 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:06:26,160 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:06:26" (1/1) ... [2020-11-22 13:06:26,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@397b706d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:06:26, skipping insertion in model container [2020-11-22 13:06:26,162 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:06:26" (1/1) ... [2020-11-22 13:06:26,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:06:26,244 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:06:26,586 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:06:26,625 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-22 13:06:26,643 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:06:26,766 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:06:26,776 INFO L203 MainTranslator]: Completed pre-run [2020-11-22 13:06:26,839 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:06:26,895 INFO L208 MainTranslator]: Completed translation [2020-11-22 13:06:26,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:06:26 WrapperNode [2020-11-22 13:06:26,896 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:06:26,898 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-22 13:06:26,898 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-22 13:06:26,898 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-22 13:06:26,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:06:26" (1/1) ... [2020-11-22 13:06:26,947 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:06:26" (1/1) ... [2020-11-22 13:06:27,040 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-22 13:06:27,042 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-22 13:06:27,043 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-22 13:06:27,043 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-22 13:06:27,052 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:06:26" (1/1) ... [2020-11-22 13:06:27,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:06:26" (1/1) ... [2020-11-22 13:06:27,068 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:06:26" (1/1) ... [2020-11-22 13:06:27,074 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:06:26" (1/1) ... [2020-11-22 13:06:27,117 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:06:26" (1/1) ... [2020-11-22 13:06:27,144 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:06:26" (1/1) ... [2020-11-22 13:06:27,149 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:06:26" (1/1) ... [2020-11-22 13:06:27,170 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-22 13:06:27,171 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-22 13:06:27,172 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-22 13:06:27,172 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-22 13:06:27,181 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:06:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:06:27,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-22 13:06:27,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-22 13:06:27,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-22 13:06:27,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-22 13:06:30,219 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-22 13:06:30,220 INFO L298 CfgBuilder]: Removed 368 assume(true) statements. [2020-11-22 13:06:30,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:06:30 BoogieIcfgContainer [2020-11-22 13:06:30,222 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-22 13:06:30,223 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-22 13:06:30,224 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-22 13:06:30,227 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-22 13:06:30,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:06:26" (1/3) ... [2020-11-22 13:06:30,228 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d653c91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:06:30, skipping insertion in model container [2020-11-22 13:06:30,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:06:26" (2/3) ... [2020-11-22 13:06:30,228 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d653c91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:06:30, skipping insertion in model container [2020-11-22 13:06:30,229 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:06:30" (3/3) ... [2020-11-22 13:06:30,230 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product61.cil.c [2020-11-22 13:06:30,241 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-22 13:06:30,245 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-22 13:06:30,255 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-22 13:06:30,278 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-22 13:06:30,278 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-22 13:06:30,278 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-22 13:06:30,279 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-22 13:06:30,279 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-22 13:06:30,279 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-22 13:06:30,279 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-22 13:06:30,279 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-22 13:06:30,297 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states. [2020-11-22 13:06:30,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-22 13:06:30,303 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:06:30,304 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:06:30,304 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:06:30,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:06:30,310 INFO L82 PathProgramCache]: Analyzing trace with hash -567665511, now seen corresponding path program 1 times [2020-11-22 13:06:30,323 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:06:30,323 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [388136634] [2020-11-22 13:06:30,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-11-22 13:06:30,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:06:30,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-22 13:06:30,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:06:30,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:06:30,573 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:06:30,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:06:30,580 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [388136634] [2020-11-22 13:06:30,580 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:06:30,580 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-22 13:06:30,581 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063129911] [2020-11-22 13:06:30,585 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-22 13:06:30,585 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:06:30,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-22 13:06:30,598 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 13:06:30,600 INFO L87 Difference]: Start difference. First operand 237 states. Second operand 2 states. [2020-11-22 13:06:30,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:06:30,644 INFO L93 Difference]: Finished difference Result 464 states and 691 transitions. [2020-11-22 13:06:30,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-22 13:06:30,645 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-11-22 13:06:30,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:06:30,658 INFO L225 Difference]: With dead ends: 464 [2020-11-22 13:06:30,658 INFO L226 Difference]: Without dead ends: 230 [2020-11-22 13:06:30,662 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 13:06:30,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2020-11-22 13:06:30,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 230. [2020-11-22 13:06:30,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 230 states. [2020-11-22 13:06:30,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 336 transitions. [2020-11-22 13:06:30,715 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 336 transitions. Word has length 19 [2020-11-22 13:06:30,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:06:30,715 INFO L481 AbstractCegarLoop]: Abstraction has 230 states and 336 transitions. [2020-11-22 13:06:30,715 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-22 13:06:30,715 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 336 transitions. [2020-11-22 13:06:30,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-22 13:06:30,717 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:06:30,717 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:06:30,930 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-22 13:06:30,930 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:06:30,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:06:30,931 INFO L82 PathProgramCache]: Analyzing trace with hash 1238354042, now seen corresponding path program 1 times [2020-11-22 13:06:30,932 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:06:30,932 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1278223231] [2020-11-22 13:06:30,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-11-22 13:06:31,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:06:31,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:06:31,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:06:31,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:06:31,171 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:06:31,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:06:31,187 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1278223231] [2020-11-22 13:06:31,188 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:06:31,188 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-22 13:06:31,188 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782010965] [2020-11-22 13:06:31,189 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:06:31,189 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:06:31,190 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:06:31,190 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:06:31,191 INFO L87 Difference]: Start difference. First operand 230 states and 336 transitions. Second operand 4 states. [2020-11-22 13:06:31,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:06:31,231 INFO L93 Difference]: Finished difference Result 230 states and 336 transitions. [2020-11-22 13:06:31,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:06:31,234 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2020-11-22 13:06:31,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:06:31,236 INFO L225 Difference]: With dead ends: 230 [2020-11-22 13:06:31,239 INFO L226 Difference]: Without dead ends: 87 [2020-11-22 13:06:31,240 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:06:31,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-11-22 13:06:31,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2020-11-22 13:06:31,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-11-22 13:06:31,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 126 transitions. [2020-11-22 13:06:31,257 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 126 transitions. Word has length 20 [2020-11-22 13:06:31,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:06:31,260 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 126 transitions. [2020-11-22 13:06:31,260 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:06:31,261 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 126 transitions. [2020-11-22 13:06:31,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-22 13:06:31,263 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:06:31,263 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:06:31,479 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-22 13:06:31,480 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:06:31,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:06:31,481 INFO L82 PathProgramCache]: Analyzing trace with hash 1370250136, now seen corresponding path program 1 times [2020-11-22 13:06:31,481 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:06:31,482 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [984339007] [2020-11-22 13:06:31,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-11-22 13:06:31,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:06:31,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:06:31,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:06:31,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:06:31,731 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:06:31,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:06:31,755 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [984339007] [2020-11-22 13:06:31,755 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:06:31,755 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2020-11-22 13:06:31,755 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1674679375] [2020-11-22 13:06:31,756 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:06:31,756 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:06:31,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:06:31,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:06:31,757 INFO L87 Difference]: Start difference. First operand 87 states and 126 transitions. Second operand 4 states. [2020-11-22 13:06:31,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:06:31,771 INFO L93 Difference]: Finished difference Result 167 states and 245 transitions. [2020-11-22 13:06:31,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:06:31,771 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2020-11-22 13:06:31,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:06:31,773 INFO L225 Difference]: With dead ends: 167 [2020-11-22 13:06:31,773 INFO L226 Difference]: Without dead ends: 87 [2020-11-22 13:06:31,774 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:06:31,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-11-22 13:06:31,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2020-11-22 13:06:31,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-11-22 13:06:31,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 125 transitions. [2020-11-22 13:06:31,784 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 125 transitions. Word has length 26 [2020-11-22 13:06:31,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:06:31,784 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 125 transitions. [2020-11-22 13:06:31,784 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:06:31,784 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 125 transitions. [2020-11-22 13:06:31,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-22 13:06:31,785 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:06:31,786 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:06:32,005 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-22 13:06:32,005 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:06:32,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:06:32,006 INFO L82 PathProgramCache]: Analyzing trace with hash 1377163937, now seen corresponding path program 1 times [2020-11-22 13:06:32,006 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:06:32,007 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1443807639] [2020-11-22 13:06:32,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-11-22 13:06:32,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:06:32,236 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:06:32,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:06:32,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:06:32,251 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:06:32,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:06:32,254 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1443807639] [2020-11-22 13:06:32,254 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:06:32,255 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2020-11-22 13:06:32,255 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102136800] [2020-11-22 13:06:32,255 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-22 13:06:32,255 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:06:32,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-22 13:06:32,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 13:06:32,256 INFO L87 Difference]: Start difference. First operand 87 states and 125 transitions. Second operand 3 states. [2020-11-22 13:06:32,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:06:32,337 INFO L93 Difference]: Finished difference Result 176 states and 255 transitions. [2020-11-22 13:06:32,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:06:32,337 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2020-11-22 13:06:32,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:06:32,338 INFO L225 Difference]: With dead ends: 176 [2020-11-22 13:06:32,338 INFO L226 Difference]: Without dead ends: 96 [2020-11-22 13:06:32,339 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 13:06:32,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2020-11-22 13:06:32,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 94. [2020-11-22 13:06:32,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-11-22 13:06:32,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 131 transitions. [2020-11-22 13:06:32,350 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 131 transitions. Word has length 29 [2020-11-22 13:06:32,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:06:32,350 INFO L481 AbstractCegarLoop]: Abstraction has 94 states and 131 transitions. [2020-11-22 13:06:32,350 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-22 13:06:32,350 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 131 transitions. [2020-11-22 13:06:32,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-22 13:06:32,356 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:06:32,356 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:06:32,568 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-11-22 13:06:32,571 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:06:32,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:06:32,572 INFO L82 PathProgramCache]: Analyzing trace with hash -1983349683, now seen corresponding path program 1 times [2020-11-22 13:06:32,572 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:06:32,573 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1472549439] [2020-11-22 13:06:32,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2020-11-22 13:06:32,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:06:32,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:06:32,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:06:32,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:06:32,823 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:06:32,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:06:32,842 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1472549439] [2020-11-22 13:06:32,842 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:06:32,842 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2020-11-22 13:06:32,842 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974420101] [2020-11-22 13:06:32,844 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-22 13:06:32,844 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:06:32,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-22 13:06:32,845 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-22 13:06:32,845 INFO L87 Difference]: Start difference. First operand 94 states and 131 transitions. Second operand 5 states. [2020-11-22 13:06:33,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:06:33,092 INFO L93 Difference]: Finished difference Result 313 states and 440 transitions. [2020-11-22 13:06:33,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-22 13:06:33,093 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2020-11-22 13:06:33,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:06:33,095 INFO L225 Difference]: With dead ends: 313 [2020-11-22 13:06:33,095 INFO L226 Difference]: Without dead ends: 226 [2020-11-22 13:06:33,096 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-22 13:06:33,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2020-11-22 13:06:33,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 93. [2020-11-22 13:06:33,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2020-11-22 13:06:33,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 128 transitions. [2020-11-22 13:06:33,111 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 128 transitions. Word has length 35 [2020-11-22 13:06:33,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:06:33,112 INFO L481 AbstractCegarLoop]: Abstraction has 93 states and 128 transitions. [2020-11-22 13:06:33,112 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-22 13:06:33,112 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 128 transitions. [2020-11-22 13:06:33,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-22 13:06:33,113 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:06:33,113 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:06:33,326 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-11-22 13:06:33,327 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:06:33,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:06:33,327 INFO L82 PathProgramCache]: Analyzing trace with hash -924734247, now seen corresponding path program 1 times [2020-11-22 13:06:33,328 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:06:33,328 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1729609403] [2020-11-22 13:06:33,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2020-11-22 13:06:33,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:06:33,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:06:33,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:06:33,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:06:33,699 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:06:33,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:06:33,709 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1729609403] [2020-11-22 13:06:33,709 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:06:33,709 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2020-11-22 13:06:33,709 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403272998] [2020-11-22 13:06:33,710 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-22 13:06:33,710 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:06:33,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-22 13:06:33,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-22 13:06:33,711 INFO L87 Difference]: Start difference. First operand 93 states and 128 transitions. Second operand 5 states. [2020-11-22 13:06:33,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:06:33,831 INFO L93 Difference]: Finished difference Result 233 states and 320 transitions. [2020-11-22 13:06:33,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-22 13:06:33,832 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 38 [2020-11-22 13:06:33,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:06:33,833 INFO L225 Difference]: With dead ends: 233 [2020-11-22 13:06:33,833 INFO L226 Difference]: Without dead ends: 147 [2020-11-22 13:06:33,833 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-22 13:06:33,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2020-11-22 13:06:33,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 102. [2020-11-22 13:06:33,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2020-11-22 13:06:33,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 137 transitions. [2020-11-22 13:06:33,855 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 137 transitions. Word has length 38 [2020-11-22 13:06:33,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:06:33,857 INFO L481 AbstractCegarLoop]: Abstraction has 102 states and 137 transitions. [2020-11-22 13:06:33,857 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-22 13:06:33,857 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 137 transitions. [2020-11-22 13:06:33,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-22 13:06:33,860 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:06:33,860 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:06:34,075 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-11-22 13:06:34,075 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:06:34,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:06:34,076 INFO L82 PathProgramCache]: Analyzing trace with hash -1935851497, now seen corresponding path program 1 times [2020-11-22 13:06:34,076 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:06:34,077 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1737728915] [2020-11-22 13:06:34,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2020-11-22 13:06:34,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:06:34,282 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-22 13:06:34,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:06:34,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:06:34,299 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:06:34,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:06:34,324 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1737728915] [2020-11-22 13:06:34,324 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:06:34,324 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2020-11-22 13:06:34,324 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964988230] [2020-11-22 13:06:34,325 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-22 13:06:34,325 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:06:34,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-22 13:06:34,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-11-22 13:06:34,326 INFO L87 Difference]: Start difference. First operand 102 states and 137 transitions. Second operand 6 states. [2020-11-22 13:06:34,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:06:34,443 INFO L93 Difference]: Finished difference Result 258 states and 345 transitions. [2020-11-22 13:06:34,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-22 13:06:34,444 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2020-11-22 13:06:34,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:06:34,445 INFO L225 Difference]: With dead ends: 258 [2020-11-22 13:06:34,445 INFO L226 Difference]: Without dead ends: 163 [2020-11-22 13:06:34,446 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-22 13:06:34,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2020-11-22 13:06:34,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 108. [2020-11-22 13:06:34,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108 states. [2020-11-22 13:06:34,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 143 transitions. [2020-11-22 13:06:34,462 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 143 transitions. Word has length 38 [2020-11-22 13:06:34,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:06:34,462 INFO L481 AbstractCegarLoop]: Abstraction has 108 states and 143 transitions. [2020-11-22 13:06:34,462 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-22 13:06:34,462 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 143 transitions. [2020-11-22 13:06:34,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2020-11-22 13:06:34,463 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:06:34,463 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:06:34,679 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2020-11-22 13:06:34,680 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:06:34,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:06:34,680 INFO L82 PathProgramCache]: Analyzing trace with hash 1338047445, now seen corresponding path program 1 times [2020-11-22 13:06:34,681 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:06:34,682 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1414093372] [2020-11-22 13:06:34,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2020-11-22 13:06:34,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:06:34,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:06:34,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:06:34,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:06:34,903 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:06:34,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:06:34,919 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1414093372] [2020-11-22 13:06:34,919 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:06:34,919 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2020-11-22 13:06:34,928 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72133787] [2020-11-22 13:06:34,928 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:06:34,929 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:06:34,930 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:06:34,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:06:34,930 INFO L87 Difference]: Start difference. First operand 108 states and 143 transitions. Second operand 4 states. [2020-11-22 13:06:35,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:06:35,036 INFO L93 Difference]: Finished difference Result 309 states and 413 transitions. [2020-11-22 13:06:35,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-22 13:06:35,037 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 38 [2020-11-22 13:06:35,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:06:35,038 INFO L225 Difference]: With dead ends: 309 [2020-11-22 13:06:35,038 INFO L226 Difference]: Without dead ends: 208 [2020-11-22 13:06:35,039 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:06:35,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2020-11-22 13:06:35,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 177. [2020-11-22 13:06:35,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2020-11-22 13:06:35,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 234 transitions. [2020-11-22 13:06:35,063 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 234 transitions. Word has length 38 [2020-11-22 13:06:35,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:06:35,064 INFO L481 AbstractCegarLoop]: Abstraction has 177 states and 234 transitions. [2020-11-22 13:06:35,064 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:06:35,064 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 234 transitions. [2020-11-22 13:06:35,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2020-11-22 13:06:35,068 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:06:35,069 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:06:35,274 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2020-11-22 13:06:35,274 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:06:35,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:06:35,274 INFO L82 PathProgramCache]: Analyzing trace with hash 1703143701, now seen corresponding path program 1 times [2020-11-22 13:06:35,275 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:06:35,275 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [663977360] [2020-11-22 13:06:35,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2020-11-22 13:06:35,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:06:35,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-22 13:06:35,474 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:06:35,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:06:35,556 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:06:35,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:06:35,565 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [663977360] [2020-11-22 13:06:35,565 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:06:35,565 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 5] imperfect sequences [] total 6 [2020-11-22 13:06:35,566 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676364623] [2020-11-22 13:06:35,566 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-22 13:06:35,566 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:06:35,567 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-22 13:06:35,567 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-11-22 13:06:35,567 INFO L87 Difference]: Start difference. First operand 177 states and 234 transitions. Second operand 7 states. [2020-11-22 13:06:36,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:06:36,056 INFO L93 Difference]: Finished difference Result 845 states and 1126 transitions. [2020-11-22 13:06:36,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-22 13:06:36,057 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 39 [2020-11-22 13:06:36,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:06:36,064 INFO L225 Difference]: With dead ends: 845 [2020-11-22 13:06:36,065 INFO L226 Difference]: Without dead ends: 675 [2020-11-22 13:06:36,066 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 71 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-11-22 13:06:36,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 675 states. [2020-11-22 13:06:36,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 675 to 303. [2020-11-22 13:06:36,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 303 states. [2020-11-22 13:06:36,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 303 states and 395 transitions. [2020-11-22 13:06:36,125 INFO L78 Accepts]: Start accepts. Automaton has 303 states and 395 transitions. Word has length 39 [2020-11-22 13:06:36,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:06:36,126 INFO L481 AbstractCegarLoop]: Abstraction has 303 states and 395 transitions. [2020-11-22 13:06:36,126 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-22 13:06:36,126 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 395 transitions. [2020-11-22 13:06:36,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-11-22 13:06:36,127 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:06:36,127 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:06:36,340 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2020-11-22 13:06:36,340 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:06:36,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:06:36,341 INFO L82 PathProgramCache]: Analyzing trace with hash 1969264309, now seen corresponding path program 1 times [2020-11-22 13:06:36,341 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:06:36,341 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1258305931] [2020-11-22 13:06:36,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2020-11-22 13:06:36,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:06:36,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:06:36,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:06:36,596 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-11-22 13:06:36,597 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:06:36,646 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-11-22 13:06:36,646 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1258305931] [2020-11-22 13:06:36,646 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:06:36,646 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2020-11-22 13:06:36,647 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356759790] [2020-11-22 13:06:36,647 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-22 13:06:36,647 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:06:36,648 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-22 13:06:36,648 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-22 13:06:36,648 INFO L87 Difference]: Start difference. First operand 303 states and 395 transitions. Second operand 8 states. [2020-11-22 13:06:36,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:06:36,830 INFO L93 Difference]: Finished difference Result 968 states and 1261 transitions. [2020-11-22 13:06:36,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-22 13:06:36,830 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 66 [2020-11-22 13:06:36,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:06:36,835 INFO L225 Difference]: With dead ends: 968 [2020-11-22 13:06:36,835 INFO L226 Difference]: Without dead ends: 672 [2020-11-22 13:06:36,836 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-11-22 13:06:36,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 672 states. [2020-11-22 13:06:36,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 672 to 312. [2020-11-22 13:06:36,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 312 states. [2020-11-22 13:06:36,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 404 transitions. [2020-11-22 13:06:36,881 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 404 transitions. Word has length 66 [2020-11-22 13:06:36,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:06:36,883 INFO L481 AbstractCegarLoop]: Abstraction has 312 states and 404 transitions. [2020-11-22 13:06:36,883 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-22 13:06:36,883 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 404 transitions. [2020-11-22 13:06:36,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2020-11-22 13:06:36,884 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:06:36,884 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 13:06:37,101 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2020-11-22 13:06:37,102 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:06:37,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:06:37,102 INFO L82 PathProgramCache]: Analyzing trace with hash 1711098871, now seen corresponding path program 1 times [2020-11-22 13:06:37,102 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:06:37,102 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [896428949] [2020-11-22 13:06:37,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2020-11-22 13:06:37,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:06:37,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-22 13:06:37,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:06:37,377 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-22 13:06:37,378 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:06:37,384 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-11-22 13:06:37,384 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-22 13:06:37,419 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-22 13:06:37,420 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [896428949] [2020-11-22 13:06:37,420 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [999235548] [2020-11-22 13:06:37,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/cvc4 Starting monitored process 13 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2020-11-22 13:06:37,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:06:37,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-22 13:06:37,605 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:06:37,678 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:06:37,678 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:06:37,771 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:06:37,774 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1902431968] [2020-11-22 13:06:37,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-22 13:06:37,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:06:37,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:06:37,932 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:06:37,940 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:06:37,941 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:06:37,952 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 13:06:37,953 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2020-11-22 13:06:37,953 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 14 [2020-11-22 13:06:37,953 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275457826] [2020-11-22 13:06:37,954 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-11-22 13:06:37,954 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:06:37,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-11-22 13:06:37,955 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2020-11-22 13:06:37,955 INFO L87 Difference]: Start difference. First operand 312 states and 404 transitions. Second operand 14 states. [2020-11-22 13:06:38,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:06:38,858 INFO L93 Difference]: Finished difference Result 579 states and 756 transitions. [2020-11-22 13:06:38,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-11-22 13:06:38,859 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 66 [2020-11-22 13:06:38,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:06:38,859 INFO L225 Difference]: With dead ends: 579 [2020-11-22 13:06:38,859 INFO L226 Difference]: Without dead ends: 0 [2020-11-22 13:06:38,861 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 425 GetRequests, 393 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 167 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=252, Invalid=804, Unknown=0, NotChecked=0, Total=1056 [2020-11-22 13:06:38,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-22 13:06:38,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-22 13:06:38,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-22 13:06:38,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-22 13:06:38,861 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2020-11-22 13:06:38,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:06:38,861 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-22 13:06:38,861 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-11-22 13:06:38,861 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-22 13:06:38,862 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-22 13:06:39,462 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,13 cvc4 --incremental --print-success --lang smt --rewrite-divk,12 mathsat -unsat_core_generation=3 [2020-11-22 13:06:39,464 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-22 13:06:39,576 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 42 [2020-11-22 13:06:39,807 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 86 [2020-11-22 13:06:39,915 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 90 [2020-11-22 13:06:40,061 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 99 [2020-11-22 13:06:40,180 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 70 [2020-11-22 13:06:40,394 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 88 [2020-11-22 13:06:40,520 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 99 [2020-11-22 13:06:40,807 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 19 [2020-11-22 13:06:41,265 WARN L193 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 28 [2020-11-22 13:06:41,732 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 29 [2020-11-22 13:06:42,384 WARN L193 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 23 [2020-11-22 13:06:42,670 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 23 [2020-11-22 13:06:42,863 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 26 [2020-11-22 13:06:43,500 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 26 [2020-11-22 13:06:44,018 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 23 [2020-11-22 13:06:44,171 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 27 [2020-11-22 13:06:44,502 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 27 [2020-11-22 13:06:44,676 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:06:44,676 INFO L274 CegarLoopResult]: For program point L168(lines 168 176) no Hoare annotation was computed. [2020-11-22 13:06:44,676 INFO L274 CegarLoopResult]: For program point L168-1(lines 168 176) no Hoare annotation was computed. [2020-11-22 13:06:44,676 INFO L274 CegarLoopResult]: For program point L168-2(lines 168 176) no Hoare annotation was computed. [2020-11-22 13:06:44,676 INFO L270 CegarLoopResult]: At program point L102(lines 55 103) the Hoare annotation is: false [2020-11-22 13:06:44,676 INFO L274 CegarLoopResult]: For program point L168-3(lines 168 176) no Hoare annotation was computed. [2020-11-22 13:06:44,676 INFO L274 CegarLoopResult]: For program point L168-4(lines 168 176) no Hoare annotation was computed. [2020-11-22 13:06:44,676 INFO L274 CegarLoopResult]: For program point L168-5(lines 168 176) no Hoare annotation was computed. [2020-11-22 13:06:44,677 INFO L274 CegarLoopResult]: For program point L168-6(lines 168 176) no Hoare annotation was computed. [2020-11-22 13:06:44,677 INFO L274 CegarLoopResult]: For program point L168-7(lines 168 176) no Hoare annotation was computed. [2020-11-22 13:06:44,677 INFO L274 CegarLoopResult]: For program point L168-8(lines 168 176) no Hoare annotation was computed. [2020-11-22 13:06:44,677 INFO L274 CegarLoopResult]: For program point L168-9(lines 168 176) no Hoare annotation was computed. [2020-11-22 13:06:44,677 INFO L274 CegarLoopResult]: For program point L168-10(lines 168 176) no Hoare annotation was computed. [2020-11-22 13:06:44,677 INFO L274 CegarLoopResult]: For program point L168-11(lines 168 176) no Hoare annotation was computed. [2020-11-22 13:06:44,677 INFO L274 CegarLoopResult]: For program point L372(lines 372 376) no Hoare annotation was computed. [2020-11-22 13:06:44,677 INFO L274 CegarLoopResult]: For program point L372-3(lines 372 376) no Hoare annotation was computed. [2020-11-22 13:06:44,677 INFO L274 CegarLoopResult]: For program point L372-6(lines 372 376) no Hoare annotation was computed. [2020-11-22 13:06:44,677 INFO L270 CegarLoopResult]: At program point L441(lines 436 444) the Hoare annotation is: (let ((.cse1 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse3 .cse2) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse4 .cse3))) [2020-11-22 13:06:44,677 INFO L270 CegarLoopResult]: At program point L441-1(lines 436 444) the Hoare annotation is: false [2020-11-22 13:06:44,678 INFO L270 CegarLoopResult]: At program point L441-2(lines 436 444) the Hoare annotation is: false [2020-11-22 13:06:44,678 INFO L270 CegarLoopResult]: At program point L842(lines 837 844) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:06:44,678 INFO L270 CegarLoopResult]: At program point L910(lines 1 1027) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:06:44,678 INFO L274 CegarLoopResult]: For program point L449(lines 449 455) no Hoare annotation was computed. [2020-11-22 13:06:44,678 INFO L274 CegarLoopResult]: For program point L449-1(lines 449 455) no Hoare annotation was computed. [2020-11-22 13:06:44,678 INFO L274 CegarLoopResult]: For program point L449-2(lines 449 455) no Hoare annotation was computed. [2020-11-22 13:06:44,678 INFO L274 CegarLoopResult]: For program point L449-3(lines 449 455) no Hoare annotation was computed. [2020-11-22 13:06:44,678 INFO L274 CegarLoopResult]: For program point L449-4(lines 449 455) no Hoare annotation was computed. [2020-11-22 13:06:44,678 INFO L274 CegarLoopResult]: For program point L449-5(lines 449 455) no Hoare annotation was computed. [2020-11-22 13:06:44,678 INFO L274 CegarLoopResult]: For program point L449-6(lines 449 455) no Hoare annotation was computed. [2020-11-22 13:06:44,678 INFO L274 CegarLoopResult]: For program point L449-7(lines 449 455) no Hoare annotation was computed. [2020-11-22 13:06:44,678 INFO L274 CegarLoopResult]: For program point L449-8(lines 449 455) no Hoare annotation was computed. [2020-11-22 13:06:44,678 INFO L274 CegarLoopResult]: For program point L449-9(lines 449 455) no Hoare annotation was computed. [2020-11-22 13:06:44,679 INFO L274 CegarLoopResult]: For program point L449-10(lines 449 455) no Hoare annotation was computed. [2020-11-22 13:06:44,679 INFO L274 CegarLoopResult]: For program point L449-11(lines 449 455) no Hoare annotation was computed. [2020-11-22 13:06:44,679 INFO L274 CegarLoopResult]: For program point L384(lines 384 388) no Hoare annotation was computed. [2020-11-22 13:06:44,679 INFO L274 CegarLoopResult]: For program point L252(lines 252 258) no Hoare annotation was computed. [2020-11-22 13:06:44,679 INFO L274 CegarLoopResult]: For program point L252-2(lines 252 258) no Hoare annotation was computed. [2020-11-22 13:06:44,679 INFO L274 CegarLoopResult]: For program point L252-4(lines 252 258) no Hoare annotation was computed. [2020-11-22 13:06:44,679 INFO L274 CegarLoopResult]: For program point L252-6(lines 252 258) no Hoare annotation was computed. [2020-11-22 13:06:44,679 INFO L274 CegarLoopResult]: For program point L252-8(lines 252 258) no Hoare annotation was computed. [2020-11-22 13:06:44,679 INFO L274 CegarLoopResult]: For program point L252-10(lines 252 258) no Hoare annotation was computed. [2020-11-22 13:06:44,679 INFO L274 CegarLoopResult]: For program point L252-12(lines 252 258) no Hoare annotation was computed. [2020-11-22 13:06:44,679 INFO L274 CegarLoopResult]: For program point L252-14(lines 252 258) no Hoare annotation was computed. [2020-11-22 13:06:44,679 INFO L274 CegarLoopResult]: For program point L252-16(lines 252 258) no Hoare annotation was computed. [2020-11-22 13:06:44,679 INFO L274 CegarLoopResult]: For program point L252-18(lines 252 258) no Hoare annotation was computed. [2020-11-22 13:06:44,679 INFO L274 CegarLoopResult]: For program point L252-20(lines 252 258) no Hoare annotation was computed. [2020-11-22 13:06:44,680 INFO L274 CegarLoopResult]: For program point L252-22(lines 252 258) no Hoare annotation was computed. [2020-11-22 13:06:44,680 INFO L274 CegarLoopResult]: For program point L57(lines 56 101) no Hoare annotation was computed. [2020-11-22 13:06:44,680 INFO L270 CegarLoopResult]: At program point L454(lines 445 458) the Hoare annotation is: false [2020-11-22 13:06:44,680 INFO L270 CegarLoopResult]: At program point L454-1(lines 445 458) the Hoare annotation is: false [2020-11-22 13:06:44,680 INFO L270 CegarLoopResult]: At program point L454-2(lines 445 458) the Hoare annotation is: false [2020-11-22 13:06:44,680 INFO L270 CegarLoopResult]: At program point L454-3(lines 445 458) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2))) [2020-11-22 13:06:44,680 INFO L270 CegarLoopResult]: At program point L454-4(lines 445 458) the Hoare annotation is: false [2020-11-22 13:06:44,680 INFO L270 CegarLoopResult]: At program point L454-5(lines 445 458) the Hoare annotation is: false [2020-11-22 13:06:44,680 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-22 13:06:44,680 INFO L270 CegarLoopResult]: At program point L454-6(lines 445 458) the Hoare annotation is: false [2020-11-22 13:06:44,680 INFO L270 CegarLoopResult]: At program point L454-7(lines 445 458) the Hoare annotation is: false [2020-11-22 13:06:44,680 INFO L274 CegarLoopResult]: For program point L190(lines 190 207) no Hoare annotation was computed. [2020-11-22 13:06:44,681 INFO L270 CegarLoopResult]: At program point L454-8(lines 445 458) the Hoare annotation is: false [2020-11-22 13:06:44,681 INFO L274 CegarLoopResult]: For program point L190-1(lines 190 207) no Hoare annotation was computed. [2020-11-22 13:06:44,681 INFO L270 CegarLoopResult]: At program point L454-9(lines 445 458) the Hoare annotation is: false [2020-11-22 13:06:44,681 INFO L274 CegarLoopResult]: For program point L190-2(lines 190 207) no Hoare annotation was computed. [2020-11-22 13:06:44,681 INFO L270 CegarLoopResult]: At program point L454-10(lines 445 458) the Hoare annotation is: false [2020-11-22 13:06:44,681 INFO L274 CegarLoopResult]: For program point L190-3(lines 190 207) no Hoare annotation was computed. [2020-11-22 13:06:44,681 INFO L270 CegarLoopResult]: At program point L454-11(lines 445 458) the Hoare annotation is: false [2020-11-22 13:06:44,681 INFO L274 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-11-22 13:06:44,681 INFO L274 CegarLoopResult]: For program point L190-4(lines 190 207) no Hoare annotation was computed. [2020-11-22 13:06:44,681 INFO L274 CegarLoopResult]: For program point L190-5(lines 190 207) no Hoare annotation was computed. [2020-11-22 13:06:44,681 INFO L270 CegarLoopResult]: At program point L918(lines 913 921) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:06:44,681 INFO L270 CegarLoopResult]: At program point L852(lines 132 138) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse1 .cse2) (and .cse0 .cse3 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse4 .cse1) (and .cse0 .cse3 .cse4 .cse1 .cse2))) [2020-11-22 13:06:44,682 INFO L270 CegarLoopResult]: At program point L852-1(lines 132 138) the Hoare annotation is: false [2020-11-22 13:06:44,682 INFO L270 CegarLoopResult]: At program point L852-2(lines 132 138) the Hoare annotation is: false [2020-11-22 13:06:44,682 INFO L274 CegarLoopResult]: For program point L194(lines 194 202) no Hoare annotation was computed. [2020-11-22 13:06:44,682 INFO L274 CegarLoopResult]: For program point L194-1(lines 194 202) no Hoare annotation was computed. [2020-11-22 13:06:44,682 INFO L274 CegarLoopResult]: For program point L194-2(lines 194 202) no Hoare annotation was computed. [2020-11-22 13:06:44,682 INFO L274 CegarLoopResult]: For program point L194-3(lines 194 202) no Hoare annotation was computed. [2020-11-22 13:06:44,682 INFO L274 CegarLoopResult]: For program point L194-4(lines 194 202) no Hoare annotation was computed. [2020-11-22 13:06:44,682 INFO L274 CegarLoopResult]: For program point L194-5(lines 194 202) no Hoare annotation was computed. [2020-11-22 13:06:44,682 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-22 13:06:44,682 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:06:44,682 INFO L274 CegarLoopResult]: For program point L396(lines 396 400) no Hoare annotation was computed. [2020-11-22 13:06:44,689 INFO L270 CegarLoopResult]: At program point L132(lines 128 150) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 .cse3 .cse1 .cse2) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse3 (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse2))) [2020-11-22 13:06:44,689 INFO L270 CegarLoopResult]: At program point L132-1(lines 128 150) the Hoare annotation is: false [2020-11-22 13:06:44,689 INFO L274 CegarLoopResult]: For program point L66(lines 66 72) no Hoare annotation was computed. [2020-11-22 13:06:44,690 INFO L270 CegarLoopResult]: At program point L132-2(lines 128 150) the Hoare annotation is: false [2020-11-22 13:06:44,690 INFO L270 CegarLoopResult]: At program point L66-1(lines 66 72) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse3))) [2020-11-22 13:06:44,690 INFO L270 CegarLoopResult]: At program point L991(lines 987 993) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:06:44,690 INFO L270 CegarLoopResult]: At program point L464(lines 459 467) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:06:44,690 INFO L270 CegarLoopResult]: At program point L464-1(lines 459 467) the Hoare annotation is: false [2020-11-22 13:06:44,690 INFO L270 CegarLoopResult]: At program point L464-2(lines 459 467) the Hoare annotation is: false [2020-11-22 13:06:44,691 INFO L270 CegarLoopResult]: At program point L464-3(lines 459 467) the Hoare annotation is: false [2020-11-22 13:06:44,691 INFO L270 CegarLoopResult]: At program point L464-4(lines 459 467) the Hoare annotation is: false [2020-11-22 13:06:44,691 INFO L270 CegarLoopResult]: At program point L464-5(lines 459 467) the Hoare annotation is: false [2020-11-22 13:06:44,691 INFO L274 CegarLoopResult]: For program point L927(line 927) no Hoare annotation was computed. [2020-11-22 13:06:44,691 INFO L274 CegarLoopResult]: For program point L927-1(line 927) no Hoare annotation was computed. [2020-11-22 13:06:44,691 INFO L274 CegarLoopResult]: For program point L927-2(line 927) no Hoare annotation was computed. [2020-11-22 13:06:44,691 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-22 13:06:44,691 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-22 13:06:44,692 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-22 13:06:44,692 INFO L274 CegarLoopResult]: For program point L863(lines 863 880) no Hoare annotation was computed. [2020-11-22 13:06:44,692 INFO L270 CegarLoopResult]: At program point L863-1(lines 1 1027) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~10)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse3 .cse0 .cse1 .cse4 .cse2 .cse5) (and .cse3 .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse4 .cse2 .cse5))) [2020-11-22 13:06:44,692 INFO L274 CegarLoopResult]: For program point L863-2(lines 863 880) no Hoare annotation was computed. [2020-11-22 13:06:44,692 INFO L270 CegarLoopResult]: At program point L863-3(lines 1 1027) the Hoare annotation is: false [2020-11-22 13:06:44,692 INFO L274 CegarLoopResult]: For program point L863-4(lines 863 880) no Hoare annotation was computed. [2020-11-22 13:06:44,692 INFO L270 CegarLoopResult]: At program point L863-5(lines 1 1027) the Hoare annotation is: false [2020-11-22 13:06:44,693 INFO L274 CegarLoopResult]: For program point L335(lines 335 339) no Hoare annotation was computed. [2020-11-22 13:06:44,693 INFO L274 CegarLoopResult]: For program point L335-2(lines 335 339) no Hoare annotation was computed. [2020-11-22 13:06:44,693 INFO L274 CegarLoopResult]: For program point L335-3(lines 335 339) no Hoare annotation was computed. [2020-11-22 13:06:44,693 INFO L274 CegarLoopResult]: For program point L335-5(lines 335 339) no Hoare annotation was computed. [2020-11-22 13:06:44,693 INFO L274 CegarLoopResult]: For program point L335-6(lines 335 339) no Hoare annotation was computed. [2020-11-22 13:06:44,693 INFO L274 CegarLoopResult]: For program point L335-8(lines 335 339) no Hoare annotation was computed. [2020-11-22 13:06:44,693 INFO L274 CegarLoopResult]: For program point L335-9(lines 335 339) no Hoare annotation was computed. [2020-11-22 13:06:44,693 INFO L274 CegarLoopResult]: For program point L335-11(lines 335 339) no Hoare annotation was computed. [2020-11-22 13:06:44,693 INFO L274 CegarLoopResult]: For program point L335-12(lines 335 339) no Hoare annotation was computed. [2020-11-22 13:06:44,694 INFO L274 CegarLoopResult]: For program point L335-14(lines 335 339) no Hoare annotation was computed. [2020-11-22 13:06:44,694 INFO L274 CegarLoopResult]: For program point L335-15(lines 335 339) no Hoare annotation was computed. [2020-11-22 13:06:44,694 INFO L274 CegarLoopResult]: For program point L335-17(lines 335 339) no Hoare annotation was computed. [2020-11-22 13:06:44,694 INFO L274 CegarLoopResult]: For program point L335-18(lines 335 339) no Hoare annotation was computed. [2020-11-22 13:06:44,694 INFO L274 CegarLoopResult]: For program point L335-20(lines 335 339) no Hoare annotation was computed. [2020-11-22 13:06:44,694 INFO L274 CegarLoopResult]: For program point L335-21(lines 335 339) no Hoare annotation was computed. [2020-11-22 13:06:44,694 INFO L274 CegarLoopResult]: For program point L335-23(lines 335 339) no Hoare annotation was computed. [2020-11-22 13:06:44,694 INFO L274 CegarLoopResult]: For program point L335-24(lines 335 339) no Hoare annotation was computed. [2020-11-22 13:06:44,695 INFO L274 CegarLoopResult]: For program point L335-26(lines 335 339) no Hoare annotation was computed. [2020-11-22 13:06:44,695 INFO L274 CegarLoopResult]: For program point L335-27(lines 335 339) no Hoare annotation was computed. [2020-11-22 13:06:44,695 INFO L274 CegarLoopResult]: For program point L335-29(lines 335 339) no Hoare annotation was computed. [2020-11-22 13:06:44,695 INFO L274 CegarLoopResult]: For program point L335-30(lines 335 339) no Hoare annotation was computed. [2020-11-22 13:06:44,695 INFO L274 CegarLoopResult]: For program point L335-32(lines 335 339) no Hoare annotation was computed. [2020-11-22 13:06:44,695 INFO L274 CegarLoopResult]: For program point L335-33(lines 335 339) no Hoare annotation was computed. [2020-11-22 13:06:44,695 INFO L274 CegarLoopResult]: For program point L335-35(lines 335 339) no Hoare annotation was computed. [2020-11-22 13:06:44,696 INFO L270 CegarLoopResult]: At program point L139(lines 139 145) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse3))) [2020-11-22 13:06:44,696 INFO L270 CegarLoopResult]: At program point L139-1(lines 139 145) the Hoare annotation is: false [2020-11-22 13:06:44,696 INFO L270 CegarLoopResult]: At program point L139-2(lines 139 145) the Hoare annotation is: false [2020-11-22 13:06:44,696 INFO L274 CegarLoopResult]: For program point L867(lines 867 877) no Hoare annotation was computed. [2020-11-22 13:06:44,696 INFO L274 CegarLoopResult]: For program point L867-2(lines 867 877) no Hoare annotation was computed. [2020-11-22 13:06:44,696 INFO L274 CegarLoopResult]: For program point L867-4(lines 867 877) no Hoare annotation was computed. [2020-11-22 13:06:44,696 INFO L274 CegarLoopResult]: For program point L868(lines 868 874) no Hoare annotation was computed. [2020-11-22 13:06:44,696 INFO L274 CegarLoopResult]: For program point L868-2(lines 868 874) no Hoare annotation was computed. [2020-11-22 13:06:44,696 INFO L274 CegarLoopResult]: For program point L868-4(lines 868 874) no Hoare annotation was computed. [2020-11-22 13:06:44,696 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:06:44,696 INFO L274 CegarLoopResult]: For program point L76(lines 76 82) no Hoare annotation was computed. [2020-11-22 13:06:44,696 INFO L270 CegarLoopResult]: At program point L76-1(lines 76 82) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse3))) [2020-11-22 13:06:44,696 INFO L270 CegarLoopResult]: At program point L341(lines 326 344) the Hoare annotation is: false [2020-11-22 13:06:44,697 INFO L270 CegarLoopResult]: At program point L341-1(lines 326 344) the Hoare annotation is: false [2020-11-22 13:06:44,697 INFO L270 CegarLoopResult]: At program point L341-2(lines 326 344) the Hoare annotation is: false [2020-11-22 13:06:44,697 INFO L270 CegarLoopResult]: At program point L341-3(lines 326 344) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) (not (= ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv0 32))) .cse2))) [2020-11-22 13:06:44,697 INFO L270 CegarLoopResult]: At program point L341-4(lines 326 344) the Hoare annotation is: false [2020-11-22 13:06:44,697 INFO L270 CegarLoopResult]: At program point L341-5(lines 326 344) the Hoare annotation is: false [2020-11-22 13:06:44,698 INFO L270 CegarLoopResult]: At program point L341-6(lines 326 344) the Hoare annotation is: false [2020-11-22 13:06:44,698 INFO L270 CegarLoopResult]: At program point L341-7(lines 326 344) the Hoare annotation is: false [2020-11-22 13:06:44,698 INFO L270 CegarLoopResult]: At program point L341-8(lines 326 344) the Hoare annotation is: false [2020-11-22 13:06:44,698 INFO L270 CegarLoopResult]: At program point L341-9(lines 326 344) the Hoare annotation is: false [2020-11-22 13:06:44,698 INFO L270 CegarLoopResult]: At program point L341-10(lines 326 344) the Hoare annotation is: false [2020-11-22 13:06:44,698 INFO L270 CegarLoopResult]: At program point L341-11(lines 326 344) the Hoare annotation is: false [2020-11-22 13:06:44,699 INFO L270 CegarLoopResult]: At program point L409(lines 404 412) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:06:44,699 INFO L270 CegarLoopResult]: At program point L409-1(lines 404 412) the Hoare annotation is: false [2020-11-22 13:06:44,699 INFO L270 CegarLoopResult]: At program point L409-2(lines 404 412) the Hoare annotation is: false [2020-11-22 13:06:44,699 INFO L270 CegarLoopResult]: At program point L409-3(lines 404 412) the Hoare annotation is: false [2020-11-22 13:06:44,699 INFO L270 CegarLoopResult]: At program point L277(lines 270 280) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:06:44,699 INFO L270 CegarLoopResult]: At program point L409-4(lines 404 412) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) [2020-11-22 13:06:44,699 INFO L270 CegarLoopResult]: At program point L277-1(lines 270 280) the Hoare annotation is: false [2020-11-22 13:06:44,700 INFO L270 CegarLoopResult]: At program point L409-5(lines 404 412) the Hoare annotation is: false [2020-11-22 13:06:44,700 INFO L270 CegarLoopResult]: At program point L277-2(lines 270 280) the Hoare annotation is: false [2020-11-22 13:06:44,700 INFO L270 CegarLoopResult]: At program point L409-6(lines 404 412) the Hoare annotation is: false [2020-11-22 13:06:44,700 INFO L270 CegarLoopResult]: At program point L277-3(lines 270 280) the Hoare annotation is: false [2020-11-22 13:06:44,700 INFO L270 CegarLoopResult]: At program point L409-7(lines 404 412) the Hoare annotation is: false [2020-11-22 13:06:44,700 INFO L270 CegarLoopResult]: At program point L277-4(lines 270 280) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) [2020-11-22 13:06:44,700 INFO L270 CegarLoopResult]: At program point L409-8(lines 404 412) the Hoare annotation is: false [2020-11-22 13:06:44,701 INFO L270 CegarLoopResult]: At program point L277-5(lines 270 280) the Hoare annotation is: false [2020-11-22 13:06:44,701 INFO L270 CegarLoopResult]: At program point L409-9(lines 404 412) the Hoare annotation is: false [2020-11-22 13:06:44,701 INFO L270 CegarLoopResult]: At program point L277-6(lines 270 280) the Hoare annotation is: false [2020-11-22 13:06:44,701 INFO L270 CegarLoopResult]: At program point L409-10(lines 404 412) the Hoare annotation is: false [2020-11-22 13:06:44,701 INFO L270 CegarLoopResult]: At program point L277-7(lines 270 280) the Hoare annotation is: false [2020-11-22 13:06:44,701 INFO L270 CegarLoopResult]: At program point L409-11(lines 404 412) the Hoare annotation is: false [2020-11-22 13:06:44,701 INFO L270 CegarLoopResult]: At program point L277-8(lines 270 280) the Hoare annotation is: false [2020-11-22 13:06:44,701 INFO L270 CegarLoopResult]: At program point L409-12(lines 404 412) the Hoare annotation is: false [2020-11-22 13:06:44,701 INFO L270 CegarLoopResult]: At program point L277-9(lines 270 280) the Hoare annotation is: false [2020-11-22 13:06:44,701 INFO L270 CegarLoopResult]: At program point L409-13(lines 404 412) the Hoare annotation is: false [2020-11-22 13:06:44,701 INFO L270 CegarLoopResult]: At program point L277-10(lines 270 280) the Hoare annotation is: false [2020-11-22 13:06:44,701 INFO L270 CegarLoopResult]: At program point L409-14(lines 404 412) the Hoare annotation is: false [2020-11-22 13:06:44,701 INFO L270 CegarLoopResult]: At program point L277-11(lines 270 280) the Hoare annotation is: false [2020-11-22 13:06:44,701 INFO L270 CegarLoopResult]: At program point L277-12(lines 270 280) the Hoare annotation is: false [2020-11-22 13:06:44,702 INFO L270 CegarLoopResult]: At program point L277-13(lines 270 280) the Hoare annotation is: false [2020-11-22 13:06:44,702 INFO L270 CegarLoopResult]: At program point L277-14(lines 270 280) the Hoare annotation is: false [2020-11-22 13:06:44,702 INFO L274 CegarLoopResult]: For program point L216(lines 216 233) no Hoare annotation was computed. [2020-11-22 13:06:44,702 INFO L274 CegarLoopResult]: For program point L216-1(lines 216 233) no Hoare annotation was computed. [2020-11-22 13:06:44,702 INFO L274 CegarLoopResult]: For program point L216-2(lines 216 233) no Hoare annotation was computed. [2020-11-22 13:06:44,702 INFO L270 CegarLoopResult]: At program point L943-2(lines 943 957) the Hoare annotation is: false [2020-11-22 13:06:44,702 INFO L274 CegarLoopResult]: For program point L944(line 944) no Hoare annotation was computed. [2020-11-22 13:06:44,702 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-22 13:06:44,702 INFO L274 CegarLoopResult]: For program point L86(lines 86 97) no Hoare annotation was computed. [2020-11-22 13:06:44,702 INFO L270 CegarLoopResult]: At program point L286(lines 281 289) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse3 .cse4))) [2020-11-22 13:06:44,702 INFO L270 CegarLoopResult]: At program point L286-1(lines 281 289) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:06:44,702 INFO L274 CegarLoopResult]: For program point L220(lines 220 228) no Hoare annotation was computed. [2020-11-22 13:06:44,702 INFO L270 CegarLoopResult]: At program point L286-2(lines 281 289) the Hoare annotation is: false [2020-11-22 13:06:44,702 INFO L274 CegarLoopResult]: For program point L220-1(lines 220 228) no Hoare annotation was computed. [2020-11-22 13:06:44,702 INFO L270 CegarLoopResult]: At program point L286-3(lines 281 289) the Hoare annotation is: false [2020-11-22 13:06:44,702 INFO L270 CegarLoopResult]: At program point L286-4(lines 281 289) the Hoare annotation is: false [2020-11-22 13:06:44,703 INFO L274 CegarLoopResult]: For program point L220-2(lines 220 228) no Hoare annotation was computed. [2020-11-22 13:06:44,703 INFO L270 CegarLoopResult]: At program point L286-5(lines 281 289) the Hoare annotation is: false [2020-11-22 13:06:44,703 INFO L274 CegarLoopResult]: For program point L947(lines 947 951) no Hoare annotation was computed. [2020-11-22 13:06:44,703 INFO L274 CegarLoopResult]: For program point L947-1(lines 947 951) no Hoare annotation was computed. [2020-11-22 13:06:44,703 INFO L274 CegarLoopResult]: For program point L354(lines 354 358) no Hoare annotation was computed. [2020-11-22 13:06:44,703 INFO L274 CegarLoopResult]: For program point L354-2(lines 354 358) no Hoare annotation was computed. [2020-11-22 13:06:44,703 INFO L274 CegarLoopResult]: For program point L354-3(lines 354 358) no Hoare annotation was computed. [2020-11-22 13:06:44,703 INFO L274 CegarLoopResult]: For program point L354-5(lines 354 358) no Hoare annotation was computed. [2020-11-22 13:06:44,703 INFO L274 CegarLoopResult]: For program point L354-6(lines 354 358) no Hoare annotation was computed. [2020-11-22 13:06:44,703 INFO L274 CegarLoopResult]: For program point L354-8(lines 354 358) no Hoare annotation was computed. [2020-11-22 13:06:44,703 INFO L274 CegarLoopResult]: For program point L354-9(lines 354 358) no Hoare annotation was computed. [2020-11-22 13:06:44,703 INFO L274 CegarLoopResult]: For program point L1015(lines 1015 1022) no Hoare annotation was computed. [2020-11-22 13:06:44,703 INFO L274 CegarLoopResult]: For program point L354-11(lines 354 358) no Hoare annotation was computed. [2020-11-22 13:06:44,704 INFO L274 CegarLoopResult]: For program point L354-12(lines 354 358) no Hoare annotation was computed. [2020-11-22 13:06:44,704 INFO L277 CegarLoopResult]: At program point L1015-1(lines 1015 1022) the Hoare annotation is: true [2020-11-22 13:06:44,704 INFO L274 CegarLoopResult]: For program point L354-14(lines 354 358) no Hoare annotation was computed. [2020-11-22 13:06:44,704 INFO L274 CegarLoopResult]: For program point L354-15(lines 354 358) no Hoare annotation was computed. [2020-11-22 13:06:44,704 INFO L274 CegarLoopResult]: For program point L354-17(lines 354 358) no Hoare annotation was computed. [2020-11-22 13:06:44,704 INFO L274 CegarLoopResult]: For program point L92(lines 92 96) no Hoare annotation was computed. [2020-11-22 13:06:44,704 INFO L274 CegarLoopResult]: For program point L92-2(lines 86 97) no Hoare annotation was computed. [2020-11-22 13:06:44,704 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-22 13:06:44,704 INFO L270 CegarLoopResult]: At program point L360(lines 345 363) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp~6 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (_ bv0 32) (bvadd ULTIMATE.start_isLowWaterLevel_~tmp___0~2 (_ bv4294967295 32))) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd |ULTIMATE.start_isLowWaterLevel_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 13:06:44,704 INFO L270 CegarLoopResult]: At program point L360-1(lines 345 363) the Hoare annotation is: false [2020-11-22 13:06:44,704 INFO L270 CegarLoopResult]: At program point L360-2(lines 345 363) the Hoare annotation is: false [2020-11-22 13:06:44,704 INFO L270 CegarLoopResult]: At program point L360-3(lines 345 363) the Hoare annotation is: false [2020-11-22 13:06:44,704 INFO L270 CegarLoopResult]: At program point L360-4(lines 345 363) the Hoare annotation is: false [2020-11-22 13:06:44,704 INFO L270 CegarLoopResult]: At program point L360-5(lines 345 363) the Hoare annotation is: false [2020-11-22 13:06:44,704 INFO L274 CegarLoopResult]: For program point L164(lines 164 181) no Hoare annotation was computed. [2020-11-22 13:06:44,704 INFO L274 CegarLoopResult]: For program point L164-1(lines 164 181) no Hoare annotation was computed. [2020-11-22 13:06:44,704 INFO L274 CegarLoopResult]: For program point L164-2(lines 164 181) no Hoare annotation was computed. [2020-11-22 13:06:44,705 INFO L274 CegarLoopResult]: For program point L164-3(lines 164 181) no Hoare annotation was computed. [2020-11-22 13:06:44,705 INFO L274 CegarLoopResult]: For program point L164-4(lines 164 181) no Hoare annotation was computed. [2020-11-22 13:06:44,705 INFO L274 CegarLoopResult]: For program point L164-5(lines 164 181) no Hoare annotation was computed. [2020-11-22 13:06:44,705 INFO L274 CegarLoopResult]: For program point L164-6(lines 164 181) no Hoare annotation was computed. [2020-11-22 13:06:44,705 INFO L274 CegarLoopResult]: For program point L164-7(lines 164 181) no Hoare annotation was computed. [2020-11-22 13:06:44,705 INFO L274 CegarLoopResult]: For program point L164-8(lines 164 181) no Hoare annotation was computed. [2020-11-22 13:06:44,705 INFO L274 CegarLoopResult]: For program point L164-9(lines 164 181) no Hoare annotation was computed. [2020-11-22 13:06:44,705 INFO L274 CegarLoopResult]: For program point L164-10(lines 164 181) no Hoare annotation was computed. [2020-11-22 13:06:44,705 INFO L274 CegarLoopResult]: For program point L164-11(lines 164 181) no Hoare annotation was computed. [2020-11-22 13:06:44,705 INFO L277 CegarLoopResult]: At program point L1024(lines 1005 1027) the Hoare annotation is: true [2020-11-22 13:06:44,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 01:06:44 BoogieIcfgContainer [2020-11-22 13:06:44,746 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-22 13:06:44,754 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-22 13:06:44,754 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-22 13:06:44,754 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-22 13:06:44,755 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:06:30" (3/4) ... [2020-11-22 13:06:44,759 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-22 13:06:44,793 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-22 13:06:44,795 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-22 13:06:44,797 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-22 13:06:44,800 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-22 13:06:44,802 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-22 13:06:44,804 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 13:06:44,807 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 13:06:44,838 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((2bv32 == tmp && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((2bv32 == tmp && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2020-11-22 13:06:44,839 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2020-11-22 13:06:44,841 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2020-11-22 13:06:44,841 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:06:44,843 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:06:44,844 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 13:06:44,845 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 13:06:44,850 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 13:06:44,852 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:06:44,854 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && !(tmp == 0bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:06:44,855 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 13:06:44,856 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1bv32 == \result && splverifierCounter == 0bv32) && tmp == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-11-22 13:06:44,986 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_485a7175-5b1c-449f-ad12-544ecf17f455/bin/utaipan/witness.graphml [2020-11-22 13:06:44,986 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-22 13:06:44,987 INFO L168 Benchmark]: Toolchain (without parser) took 18840.42 ms. Allocated memory was 54.5 MB in the beginning and 197.1 MB in the end (delta: 142.6 MB). Free memory was 32.4 MB in the beginning and 91.9 MB in the end (delta: -59.6 MB). Peak memory consumption was 84.2 MB. Max. memory is 16.1 GB. [2020-11-22 13:06:44,988 INFO L168 Benchmark]: CDTParser took 0.56 ms. Allocated memory is still 54.5 MB. Free memory was 36.6 MB in the beginning and 36.6 MB in the end (delta: 1.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:06:44,989 INFO L168 Benchmark]: CACSL2BoogieTranslator took 748.94 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 32.2 MB in the beginning and 34.2 MB in the end (delta: -2.0 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-22 13:06:44,989 INFO L168 Benchmark]: Boogie Procedure Inliner took 143.60 ms. Allocated memory is still 67.1 MB. Free memory was 34.0 MB in the beginning and 46.4 MB in the end (delta: -12.4 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.1 GB. [2020-11-22 13:06:44,989 INFO L168 Benchmark]: Boogie Preprocessor took 128.86 ms. Allocated memory is still 67.1 MB. Free memory was 46.4 MB in the beginning and 42.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-22 13:06:44,990 INFO L168 Benchmark]: RCFGBuilder took 3050.59 ms. Allocated memory was 67.1 MB in the beginning and 94.4 MB in the end (delta: 27.3 MB). Free memory was 42.2 MB in the beginning and 57.6 MB in the end (delta: -15.4 MB). Peak memory consumption was 29.0 MB. Max. memory is 16.1 GB. [2020-11-22 13:06:44,990 INFO L168 Benchmark]: TraceAbstraction took 14530.01 ms. Allocated memory was 94.4 MB in the beginning and 197.1 MB in the end (delta: 102.8 MB). Free memory was 57.6 MB in the beginning and 111.9 MB in the end (delta: -54.2 MB). Peak memory consumption was 83.8 MB. Max. memory is 16.1 GB. [2020-11-22 13:06:44,991 INFO L168 Benchmark]: Witness Printer took 232.18 ms. Allocated memory is still 197.1 MB. Free memory was 111.9 MB in the beginning and 91.9 MB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-11-22 13:06:44,994 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 ms. Allocated memory is still 54.5 MB. Free memory was 36.6 MB in the beginning and 36.6 MB in the end (delta: 1.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 748.94 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 32.2 MB in the beginning and 34.2 MB in the end (delta: -2.0 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 143.60 ms. Allocated memory is still 67.1 MB. Free memory was 34.0 MB in the beginning and 46.4 MB in the end (delta: -12.4 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 128.86 ms. Allocated memory is still 67.1 MB. Free memory was 46.4 MB in the beginning and 42.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3050.59 ms. Allocated memory was 67.1 MB in the beginning and 94.4 MB in the end (delta: 27.3 MB). Free memory was 42.2 MB in the beginning and 57.6 MB in the end (delta: -15.4 MB). Peak memory consumption was 29.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 14530.01 ms. Allocated memory was 94.4 MB in the beginning and 197.1 MB in the end (delta: 102.8 MB). Free memory was 57.6 MB in the beginning and 111.9 MB in the end (delta: -54.2 MB). Peak memory consumption was 83.8 MB. Max. memory is 16.1 GB. * Witness Printer took 232.18 ms. Allocated memory is still 197.1 MB. Free memory was 111.9 MB in the beginning and 91.9 MB in the end (delta: 19.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: ((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 459]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 459]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 943]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 459]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 459]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32) - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: ((((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: ((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((2bv32 == tmp && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((2bv32 == tmp && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 76]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 459]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 459]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 913]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 436]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1005]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 987]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && !(tmp == 0bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 281]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 326]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 837]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: ((((((((1bv32 == \result && splverifierCounter == 0bv32) && tmp == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32) - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1015]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 404]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 237 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.1s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1803 SDtfs, 2438 SDslu, 3736 SDs, 0 SdLazy, 546 SolverSat, 100 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1124 GetRequests, 1049 SyntacticMatches, 2 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=312occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 998 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 97 LocationsWithAnnotation, 97 PreInvPairs, 199 NumberOfFragments, 841 HoareAnnotationTreeSize, 97 FomulaSimplifications, 416968 FormulaSimplificationTreeSizeReduction, 1.2s HoareSimplificationTime, 97 FomulaSimplificationsInter, 124055 FormulaSimplificationTreeSizeReductionInter, 3.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 546 NumberOfCodeBlocks, 546 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1066 ConstructedInterpolants, 1 QuantifiedInterpolants, 123857 SizeOfPredicates, 31 NumberOfNonLiveVariables, 2947 ConjunctsInSsa, 52 ConjunctsInUnsatCore, 26 InterpolantComputations, 20 PerfectInterpolantSequences, 104/128 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...