./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG --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 03daf3415808298ae6016bdc33e04662b3dd63f1cba0029f4033bbf040a042d2 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG --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 03daf3415808298ae6016bdc33e04662b3dd63f1cba0029f4033bbf040a042d2 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:18:02,031 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:18:02,033 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:18:02,071 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:18:02,072 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:18:02,074 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:18:02,076 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:18:02,079 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:18:02,082 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:18:02,083 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:18:02,085 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:18:02,087 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:18:02,088 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:18:02,090 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:18:02,092 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:18:02,094 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:18:02,096 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:18:02,097 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:18:02,101 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:18:02,104 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:18:02,107 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:18:02,109 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:18:02,111 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:18:02,112 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:18:02,118 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:18:02,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:18:02,119 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:18:02,121 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:18:02,121 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:18:02,123 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:18:02,124 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:18:02,125 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:18:02,127 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:18:02,128 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:18:02,130 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:18:02,130 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:18:02,132 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:18:02,132 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:18:02,133 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:18:02,134 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:18:02,136 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:18:02,142 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-29 05:18:02,201 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:18:02,202 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:18:02,204 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:18:02,205 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:18:02,205 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:18:02,205 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:18:02,206 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:18:02,206 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:18:02,214 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:18:02,214 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:18:02,216 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:18:02,217 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:18:02,217 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:18:02,217 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:18:02,218 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:18:02,219 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:18:02,219 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:18:02,220 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:18:02,220 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:18:02,220 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:18:02,221 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:18:02,221 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:18:02,221 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:18:02,221 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:18:02,222 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:18:02,222 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:18:02,222 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:18:02,223 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:18:02,223 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:18:02,226 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:18:02,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:18:02,227 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:18:02,227 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:18:02,227 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:18:02,228 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:18:02,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:18:02,228 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:18:02,229 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:18:02,229 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:18:02,229 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03daf3415808298ae6016bdc33e04662b3dd63f1cba0029f4033bbf040a042d2 [2021-10-29 05:18:02,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:18:02,573 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:18:02,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:18:02,579 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:18:02,580 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:18:02,581 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c [2021-10-29 05:18:02,681 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/data/cf74d8136/453bb979202743a482f2e85084cb95e0/FLAG65148d37c [2021-10-29 05:18:03,329 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:18:03,329 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c [2021-10-29 05:18:03,343 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/data/cf74d8136/453bb979202743a482f2e85084cb95e0/FLAG65148d37c [2021-10-29 05:18:03,594 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/data/cf74d8136/453bb979202743a482f2e85084cb95e0 [2021-10-29 05:18:03,597 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:18:03,598 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:18:03,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:18:03,600 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:18:03,604 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:18:03,605 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:18:03" (1/1) ... [2021-10-29 05:18:03,607 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5287c36b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:18:03, skipping insertion in model container [2021-10-29 05:18:03,607 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:18:03" (1/1) ... [2021-10-29 05:18:03,615 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:18:03,669 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:18:04,042 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c[17338,17351] [2021-10-29 05:18:04,058 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:18:04,072 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-29 05:18:04,073 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@13240901 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:18:04, skipping insertion in model container [2021-10-29 05:18:04,073 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:18:04,079 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:18:04,082 INFO L168 Benchmark]: Toolchain (without parser) took 482.08 ms. Allocated memory was 113.2 MB in the beginning and 142.6 MB in the end (delta: 29.4 MB). Free memory was 81.2 MB in the beginning and 114.6 MB in the end (delta: -33.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:18:04,084 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 113.2 MB. Free memory is still 67.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:18:04,086 INFO L168 Benchmark]: CACSL2BoogieTranslator took 478.85 ms. Allocated memory was 113.2 MB in the beginning and 142.6 MB in the end (delta: 29.4 MB). Free memory was 80.9 MB in the beginning and 114.6 MB in the end (delta: -33.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:18:04,090 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 113.2 MB. Free memory is still 67.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 478.85 ms. Allocated memory was 113.2 MB in the beginning and 142.6 MB in the end (delta: 29.4 MB). Free memory was 80.9 MB in the beginning and 114.6 MB in the end (delta: -33.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 337]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:18:06,612 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:18:06,614 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:18:06,656 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:18:06,658 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:18:06,664 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:18:06,668 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:18:06,674 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:18:06,678 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:18:06,688 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:18:06,689 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:18:06,691 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:18:06,692 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:18:06,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:18:06,699 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:18:06,703 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:18:06,705 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:18:06,707 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:18:06,716 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:18:06,726 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:18:06,729 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:18:06,731 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:18:06,734 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:18:06,737 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:18:06,748 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:18:06,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:18:06,749 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:18:06,752 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:18:06,753 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:18:06,754 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:18:06,755 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:18:06,756 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:18:06,759 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:18:06,761 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:18:06,763 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:18:06,764 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:18:06,765 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:18:06,765 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:18:06,766 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:18:06,768 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:18:06,769 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:18:06,777 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-29 05:18:06,825 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:18:06,825 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:18:06,826 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:18:06,826 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:18:06,826 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:18:06,827 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:18:06,827 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:18:06,827 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:18:06,827 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:18:06,828 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:18:06,829 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:18:06,829 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:18:06,829 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:18:06,830 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:18:06,830 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:18:06,830 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:18:06,830 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:18:06,831 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:18:06,831 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:18:06,831 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:18:06,832 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:18:06,832 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:18:06,832 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:18:06,833 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:18:06,833 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:18:06,833 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:18:06,833 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:18:06,834 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:18:06,834 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:18:06,834 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:18:06,835 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:18:06,835 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:18:06,835 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:18:06,836 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:18:06,836 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:18:06,836 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03daf3415808298ae6016bdc33e04662b3dd63f1cba0029f4033bbf040a042d2 [2021-10-29 05:18:07,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:18:07,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:18:07,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:18:07,337 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:18:07,338 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:18:07,339 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c [2021-10-29 05:18:07,416 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/data/a029914b5/26b241e344d7468a9c17b22922de9d27/FLAG274f3f411 [2021-10-29 05:18:08,093 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:18:08,093 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c [2021-10-29 05:18:08,110 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/data/a029914b5/26b241e344d7468a9c17b22922de9d27/FLAG274f3f411 [2021-10-29 05:18:08,364 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/data/a029914b5/26b241e344d7468a9c17b22922de9d27 [2021-10-29 05:18:08,368 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:18:08,370 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:18:08,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:18:08,375 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:18:08,379 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:18:08,380 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:18:08" (1/1) ... [2021-10-29 05:18:08,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63f0f9b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:18:08, skipping insertion in model container [2021-10-29 05:18:08,382 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:18:08" (1/1) ... [2021-10-29 05:18:08,390 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:18:08,469 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:18:08,949 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c[17338,17351] [2021-10-29 05:18:08,975 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:18:08,998 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-29 05:18:09,019 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:18:09,083 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c[17338,17351] [2021-10-29 05:18:09,107 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:18:09,113 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 05:18:09,202 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/sv-benchmarks/c/product-lines/minepump_spec4_product56.cil.c[17338,17351] [2021-10-29 05:18:09,228 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:18:09,278 INFO L208 MainTranslator]: Completed translation [2021-10-29 05:18:09,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:18:09 WrapperNode [2021-10-29 05:18:09,279 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:18:09,280 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 05:18:09,281 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 05:18:09,281 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 05:18:09,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:18:09" (1/1) ... [2021-10-29 05:18:09,315 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:18:09" (1/1) ... [2021-10-29 05:18:09,378 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 05:18:09,379 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 05:18:09,380 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 05:18:09,380 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 05:18:09,394 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:18:09" (1/1) ... [2021-10-29 05:18:09,394 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:18:09" (1/1) ... [2021-10-29 05:18:09,404 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:18:09" (1/1) ... [2021-10-29 05:18:09,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:18:09" (1/1) ... [2021-10-29 05:18:09,442 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:18:09" (1/1) ... [2021-10-29 05:18:09,456 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:18:09" (1/1) ... [2021-10-29 05:18:09,461 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:18:09" (1/1) ... [2021-10-29 05:18:09,474 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 05:18:09,475 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 05:18:09,476 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 05:18:09,476 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 05:18:09,477 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:18:09" (1/1) ... [2021-10-29 05:18:09,496 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:18:09,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:18:09,523 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 05:18:09,542 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 05:18:09,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 05:18:09,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 05:18:09,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 05:18:09,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 05:18:12,627 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 05:18:12,627 INFO L299 CfgBuilder]: Removed 282 assume(true) statements. [2021-10-29 05:18:12,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:18:12 BoogieIcfgContainer [2021-10-29 05:18:12,630 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 05:18:12,633 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 05:18:12,633 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 05:18:12,637 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 05:18:12,637 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:18:08" (1/3) ... [2021-10-29 05:18:12,638 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d9b00be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:18:12, skipping insertion in model container [2021-10-29 05:18:12,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:18:09" (2/3) ... [2021-10-29 05:18:12,639 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d9b00be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:18:12, skipping insertion in model container [2021-10-29 05:18:12,639 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:18:12" (3/3) ... [2021-10-29 05:18:12,641 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product56.cil.c [2021-10-29 05:18:12,647 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 05:18:12,647 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-29 05:18:12,706 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 05:18:12,714 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-29 05:18:12,714 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-29 05:18:12,738 INFO L276 IsEmpty]: Start isEmpty. Operand has 191 states, 187 states have (on average 1.5561497326203209) internal successors, (291), 190 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:12,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 05:18:12,746 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:18:12,747 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:18:12,748 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:18:12,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:18:12,755 INFO L85 PathProgramCache]: Analyzing trace with hash 1937289636, now seen corresponding path program 1 times [2021-10-29 05:18:12,771 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:18:12,772 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1353650111] [2021-10-29 05:18:12,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:18:12,773 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:18:12,774 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:18:12,779 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:18:12,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-29 05:18:13,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:18:13,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-29 05:18:13,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:18:13,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:13,122 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:18:13,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:13,194 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:18:13,195 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1353650111] [2021-10-29 05:18:13,196 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1353650111] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:18:13,196 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:18:13,197 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-29 05:18:13,202 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754662032] [2021-10-29 05:18:13,208 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-29 05:18:13,208 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:18:13,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 05:18:13,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:18:13,235 INFO L87 Difference]: Start difference. First operand has 191 states, 187 states have (on average 1.5561497326203209) internal successors, (291), 190 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:13,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:18:13,319 INFO L93 Difference]: Finished difference Result 376 states and 575 transitions. [2021-10-29 05:18:13,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 05:18:13,320 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2021-10-29 05:18:13,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:18:13,342 INFO L225 Difference]: With dead ends: 376 [2021-10-29 05:18:13,342 INFO L226 Difference]: Without dead ends: 187 [2021-10-29 05:18:13,348 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:18:13,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2021-10-29 05:18:13,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 187. [2021-10-29 05:18:13,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 184 states have (on average 1.516304347826087) internal successors, (279), 186 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:13,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 279 transitions. [2021-10-29 05:18:13,443 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 279 transitions. Word has length 16 [2021-10-29 05:18:13,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:18:13,444 INFO L470 AbstractCegarLoop]: Abstraction has 187 states and 279 transitions. [2021-10-29 05:18:13,444 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:13,446 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 279 transitions. [2021-10-29 05:18:13,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 05:18:13,447 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:18:13,448 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:18:13,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-29 05:18:13,662 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:18:13,663 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:18:13,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:18:13,664 INFO L85 PathProgramCache]: Analyzing trace with hash 890532739, now seen corresponding path program 1 times [2021-10-29 05:18:13,665 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:18:13,665 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [136674352] [2021-10-29 05:18:13,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:18:13,666 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:18:13,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:18:13,667 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:18:13,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-29 05:18:13,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:18:13,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:18:13,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:18:14,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:14,010 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:18:14,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:14,080 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:18:14,080 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [136674352] [2021-10-29 05:18:14,080 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [136674352] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:18:14,080 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:18:14,081 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 05:18:14,081 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126119443] [2021-10-29 05:18:14,084 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:18:14,085 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:18:14,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:18:14,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:18:14,089 INFO L87 Difference]: Start difference. First operand 187 states and 279 transitions. Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:14,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:18:14,127 INFO L93 Difference]: Finished difference Result 187 states and 279 transitions. [2021-10-29 05:18:14,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:18:14,128 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-10-29 05:18:14,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:18:14,131 INFO L225 Difference]: With dead ends: 187 [2021-10-29 05:18:14,131 INFO L226 Difference]: Without dead ends: 73 [2021-10-29 05:18:14,135 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:18:14,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-10-29 05:18:14,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-10-29 05:18:14,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 72 states have (on average 1.5) internal successors, (108), 72 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:14,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 108 transitions. [2021-10-29 05:18:14,149 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 108 transitions. Word has length 17 [2021-10-29 05:18:14,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:18:14,149 INFO L470 AbstractCegarLoop]: Abstraction has 73 states and 108 transitions. [2021-10-29 05:18:14,150 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:14,150 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2021-10-29 05:18:14,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 05:18:14,152 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:18:14,159 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:18:14,182 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-29 05:18:14,374 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:18:14,375 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:18:14,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:18:14,375 INFO L85 PathProgramCache]: Analyzing trace with hash 1577730230, now seen corresponding path program 1 times [2021-10-29 05:18:14,376 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:18:14,376 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2061202474] [2021-10-29 05:18:14,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:18:14,376 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:18:14,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:18:14,378 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:18:14,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-29 05:18:14,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:18:14,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:18:14,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:18:14,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:14,706 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:18:14,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:14,770 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:18:14,771 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2061202474] [2021-10-29 05:18:14,771 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2061202474] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:18:14,771 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:18:14,771 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 05:18:14,772 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864115058] [2021-10-29 05:18:14,772 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:18:14,772 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:18:14,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:18:14,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:18:14,774 INFO L87 Difference]: Start difference. First operand 73 states and 108 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:14,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:18:14,830 INFO L93 Difference]: Finished difference Result 230 states and 346 transitions. [2021-10-29 05:18:14,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 05:18:14,831 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-29 05:18:14,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:18:14,832 INFO L225 Difference]: With dead ends: 230 [2021-10-29 05:18:14,833 INFO L226 Difference]: Without dead ends: 163 [2021-10-29 05:18:14,833 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:18:14,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2021-10-29 05:18:14,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 92. [2021-10-29 05:18:14,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 92 states, 91 states have (on average 1.5054945054945055) internal successors, (137), 91 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:14,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 137 transitions. [2021-10-29 05:18:14,849 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 137 transitions. Word has length 22 [2021-10-29 05:18:14,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:18:14,849 INFO L470 AbstractCegarLoop]: Abstraction has 92 states and 137 transitions. [2021-10-29 05:18:14,850 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:14,850 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 137 transitions. [2021-10-29 05:18:14,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 05:18:14,851 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:18:14,852 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:18:14,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-29 05:18:15,071 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:18:15,072 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:18:15,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:18:15,072 INFO L85 PathProgramCache]: Analyzing trace with hash 792163456, now seen corresponding path program 1 times [2021-10-29 05:18:15,073 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:18:15,074 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [606630866] [2021-10-29 05:18:15,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:18:15,074 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:18:15,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:18:15,078 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:18:15,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-29 05:18:15,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:18:15,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:18:15,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:18:15,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:15,452 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:18:15,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:15,530 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:18:15,530 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [606630866] [2021-10-29 05:18:15,530 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [606630866] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:18:15,530 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:18:15,531 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-29 05:18:15,531 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903091870] [2021-10-29 05:18:15,531 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 05:18:15,532 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:18:15,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 05:18:15,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:18:15,533 INFO L87 Difference]: Start difference. First operand 92 states and 137 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:15,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:18:15,603 INFO L93 Difference]: Finished difference Result 187 states and 280 transitions. [2021-10-29 05:18:15,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:18:15,604 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-10-29 05:18:15,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:18:15,605 INFO L225 Difference]: With dead ends: 187 [2021-10-29 05:18:15,605 INFO L226 Difference]: Without dead ends: 101 [2021-10-29 05:18:15,606 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:18:15,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2021-10-29 05:18:15,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 99. [2021-10-29 05:18:15,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 98 states have (on average 1.4387755102040816) internal successors, (141), 98 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:15,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 141 transitions. [2021-10-29 05:18:15,617 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 141 transitions. Word has length 25 [2021-10-29 05:18:15,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:18:15,617 INFO L470 AbstractCegarLoop]: Abstraction has 99 states and 141 transitions. [2021-10-29 05:18:15,618 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:15,618 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 141 transitions. [2021-10-29 05:18:15,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-10-29 05:18:15,619 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:18:15,619 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:18:15,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-29 05:18:15,832 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:18:15,833 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:18:15,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:18:15,833 INFO L85 PathProgramCache]: Analyzing trace with hash 1022954699, now seen corresponding path program 1 times [2021-10-29 05:18:15,834 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:18:15,834 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1795508346] [2021-10-29 05:18:15,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:18:15,835 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:18:15,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:18:15,836 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:18:15,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-29 05:18:16,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:18:16,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:18:16,095 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:18:16,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:16,241 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:18:16,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:16,386 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:18:16,386 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1795508346] [2021-10-29 05:18:16,386 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1795508346] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:18:16,387 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:18:16,387 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2021-10-29 05:18:16,387 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160144821] [2021-10-29 05:18:16,388 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-29 05:18:16,388 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:18:16,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-29 05:18:16,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-29 05:18:16,390 INFO L87 Difference]: Start difference. First operand 99 states and 141 transitions. Second operand has 8 states, 8 states have (on average 5.875) internal successors, (47), 7 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:16,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:18:16,842 INFO L93 Difference]: Finished difference Result 736 states and 1074 transitions. [2021-10-29 05:18:16,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-29 05:18:16,843 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 7 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2021-10-29 05:18:16,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:18:16,848 INFO L225 Difference]: With dead ends: 736 [2021-10-29 05:18:16,849 INFO L226 Difference]: Without dead ends: 643 [2021-10-29 05:18:16,850 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2021-10-29 05:18:16,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 643 states. [2021-10-29 05:18:16,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 643 to 241. [2021-10-29 05:18:16,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 240 states have (on average 1.4041666666666666) internal successors, (337), 240 states have internal predecessors, (337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:16,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 337 transitions. [2021-10-29 05:18:16,911 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 337 transitions. Word has length 25 [2021-10-29 05:18:16,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:18:16,911 INFO L470 AbstractCegarLoop]: Abstraction has 241 states and 337 transitions. [2021-10-29 05:18:16,912 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 7 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:16,912 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 337 transitions. [2021-10-29 05:18:16,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-10-29 05:18:16,920 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:18:16,921 INFO L513 BasicCegarLoop]: trace histogram [2, 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] [2021-10-29 05:18:16,944 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-29 05:18:17,136 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:18:17,136 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:18:17,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:18:17,137 INFO L85 PathProgramCache]: Analyzing trace with hash -1387630177, now seen corresponding path program 1 times [2021-10-29 05:18:17,138 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:18:17,138 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [221444928] [2021-10-29 05:18:17,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:18:17,139 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:18:17,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:18:17,143 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:18:17,196 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-29 05:18:17,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:18:17,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-29 05:18:17,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:18:17,624 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:17,624 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:18:17,811 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:17,812 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:18:17,812 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [221444928] [2021-10-29 05:18:17,812 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [221444928] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:18:17,812 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1086862055] [2021-10-29 05:18:17,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:18:17,813 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-29 05:18:17,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/cvc4 [2021-10-29 05:18:17,817 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-29 05:18:17,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2021-10-29 05:18:18,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:18:18,144 INFO L263 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:18:18,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:18:18,310 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 05:18:18,310 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:18:18,427 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 05:18:18,427 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1086862055] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:18:18,427 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2021-10-29 05:18:18,428 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [3, 3] total 9 [2021-10-29 05:18:18,428 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945125273] [2021-10-29 05:18:18,429 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:18:18,429 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:18:18,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:18:18,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-10-29 05:18:18,430 INFO L87 Difference]: Start difference. First operand 241 states and 337 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:18,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:18:18,700 INFO L93 Difference]: Finished difference Result 585 states and 830 transitions. [2021-10-29 05:18:18,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-29 05:18:18,701 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 41 [2021-10-29 05:18:18,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:18:18,705 INFO L225 Difference]: With dead ends: 585 [2021-10-29 05:18:18,706 INFO L226 Difference]: Without dead ends: 583 [2021-10-29 05:18:18,706 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 156 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2021-10-29 05:18:18,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 583 states. [2021-10-29 05:18:18,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 583 to 241. [2021-10-29 05:18:18,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 240 states have (on average 1.3958333333333333) internal successors, (335), 240 states have internal predecessors, (335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:18,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 335 transitions. [2021-10-29 05:18:18,744 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 335 transitions. Word has length 41 [2021-10-29 05:18:18,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:18:18,745 INFO L470 AbstractCegarLoop]: Abstraction has 241 states and 335 transitions. [2021-10-29 05:18:18,745 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 5 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:18,746 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 335 transitions. [2021-10-29 05:18:18,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-29 05:18:18,748 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:18:18,748 INFO L513 BasicCegarLoop]: trace histogram [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] [2021-10-29 05:18:18,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-29 05:18:18,975 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2021-10-29 05:18:19,173 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt [2021-10-29 05:18:19,174 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:18:19,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:18:19,175 INFO L85 PathProgramCache]: Analyzing trace with hash -1418461636, now seen corresponding path program 1 times [2021-10-29 05:18:19,180 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:18:19,181 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [183936729] [2021-10-29 05:18:19,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:18:19,181 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:18:19,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:18:19,195 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:18:19,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-10-29 05:18:19,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:18:19,466 INFO L263 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-29 05:18:19,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:18:19,669 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:19,669 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:18:19,876 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:19,877 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:18:19,877 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [183936729] [2021-10-29 05:18:19,877 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [183936729] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:18:19,877 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [725813584] [2021-10-29 05:18:19,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:18:19,878 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-29 05:18:19,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/cvc4 [2021-10-29 05:18:19,880 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-29 05:18:19,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2021-10-29 05:18:20,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:18:20,254 INFO L263 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:18:20,256 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:18:20,463 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 05:18:20,463 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:18:20,566 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 05:18:20,567 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [725813584] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:18:20,567 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2021-10-29 05:18:20,567 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [3, 3] total 9 [2021-10-29 05:18:20,567 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015884748] [2021-10-29 05:18:20,568 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:18:20,568 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:18:20,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:18:20,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-10-29 05:18:20,569 INFO L87 Difference]: Start difference. First operand 241 states and 335 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:20,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:18:20,734 INFO L93 Difference]: Finished difference Result 717 states and 986 transitions. [2021-10-29 05:18:20,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-29 05:18:20,740 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 49 [2021-10-29 05:18:20,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:18:20,744 INFO L225 Difference]: With dead ends: 717 [2021-10-29 05:18:20,745 INFO L226 Difference]: Without dead ends: 482 [2021-10-29 05:18:20,750 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-10-29 05:18:20,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2021-10-29 05:18:20,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 262. [2021-10-29 05:18:20,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 262 states, 261 states have (on average 1.3639846743295019) internal successors, (356), 261 states have internal predecessors, (356), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:20,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 356 transitions. [2021-10-29 05:18:20,793 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 356 transitions. Word has length 49 [2021-10-29 05:18:20,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:18:20,794 INFO L470 AbstractCegarLoop]: Abstraction has 262 states and 356 transitions. [2021-10-29 05:18:20,794 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 5 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:20,794 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 356 transitions. [2021-10-29 05:18:20,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-10-29 05:18:20,796 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:18:20,796 INFO L513 BasicCegarLoop]: trace histogram [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] [2021-10-29 05:18:20,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2021-10-29 05:18:21,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-10-29 05:18:21,199 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:18:21,200 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:18:21,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:18:21,200 INFO L85 PathProgramCache]: Analyzing trace with hash -1811488646, now seen corresponding path program 1 times [2021-10-29 05:18:21,201 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:18:21,201 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1630694959] [2021-10-29 05:18:21,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:18:21,201 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:18:21,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:18:21,203 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:18:21,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-10-29 05:18:21,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:18:21,525 INFO L263 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-29 05:18:21,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:18:21,680 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:21,680 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:18:21,898 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:18:21,899 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:18:21,899 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1630694959] [2021-10-29 05:18:21,899 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1630694959] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:18:21,899 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1862830880] [2021-10-29 05:18:21,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:18:21,900 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-29 05:18:21,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/cvc4 [2021-10-29 05:18:21,901 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-29 05:18:21,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2021-10-29 05:18:22,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:18:22,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:18:22,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:18:22,506 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 05:18:22,506 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:18:22,629 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-10-29 05:18:22,630 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1862830880] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:18:22,630 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2021-10-29 05:18:22,630 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 4] imperfect sequences [3, 3] total 11 [2021-10-29 05:18:22,630 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202051395] [2021-10-29 05:18:22,631 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-29 05:18:22,631 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:18:22,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-29 05:18:22,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2021-10-29 05:18:22,632 INFO L87 Difference]: Start difference. First operand 262 states and 356 transitions. Second operand has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:22,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:18:22,805 INFO L93 Difference]: Finished difference Result 681 states and 922 transitions. [2021-10-29 05:18:22,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-29 05:18:22,806 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 49 [2021-10-29 05:18:22,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:18:22,809 INFO L225 Difference]: With dead ends: 681 [2021-10-29 05:18:22,809 INFO L226 Difference]: Without dead ends: 425 [2021-10-29 05:18:22,810 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2021-10-29 05:18:22,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2021-10-29 05:18:22,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 239. [2021-10-29 05:18:22,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 239 states, 238 states have (on average 1.3361344537815125) internal successors, (318), 238 states have internal predecessors, (318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:22,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 318 transitions. [2021-10-29 05:18:22,844 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 318 transitions. Word has length 49 [2021-10-29 05:18:22,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:18:22,845 INFO L470 AbstractCegarLoop]: Abstraction has 239 states and 318 transitions. [2021-10-29 05:18:22,845 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.428571428571429) internal successors, (45), 7 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:22,845 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 318 transitions. [2021-10-29 05:18:22,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-10-29 05:18:22,846 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:18:22,846 INFO L513 BasicCegarLoop]: trace histogram [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] [2021-10-29 05:18:22,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2021-10-29 05:18:23,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-10-29 05:18:23,249 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:18:23,249 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:18:23,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:18:23,250 INFO L85 PathProgramCache]: Analyzing trace with hash 2138901984, now seen corresponding path program 1 times [2021-10-29 05:18:23,251 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:18:23,251 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [547939996] [2021-10-29 05:18:23,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:18:23,251 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:18:23,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:18:23,253 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:18:23,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-10-29 05:18:23,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:18:23,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:18:23,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:18:23,928 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 05:18:23,928 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:18:24,183 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 05:18:24,183 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:18:24,184 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [547939996] [2021-10-29 05:18:24,184 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [547939996] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:18:24,184 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1636242237] [2021-10-29 05:18:24,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:18:24,184 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-29 05:18:24,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/cvc4 [2021-10-29 05:18:24,186 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-29 05:18:24,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2021-10-29 05:18:24,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:18:24,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-29 05:18:24,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:18:24,967 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 05:18:24,968 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:18:25,238 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 05:18:25,239 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1636242237] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:18:25,239 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1595618546] [2021-10-29 05:18:25,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:18:25,240 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 05:18:25,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:18:25,242 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-29 05:18:25,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-10-29 05:18:25,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:18:25,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:18:25,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:18:25,903 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 05:18:25,903 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:18:26,131 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-10-29 05:18:26,131 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1595618546] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:18:26,131 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-29 05:18:26,131 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 5, 5, 5] total 12 [2021-10-29 05:18:26,132 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950407064] [2021-10-29 05:18:26,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-10-29 05:18:26,132 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:18:26,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-10-29 05:18:26,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2021-10-29 05:18:26,133 INFO L87 Difference]: Start difference. First operand 239 states and 318 transitions. Second operand has 13 states, 13 states have (on average 8.923076923076923) internal successors, (116), 12 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:33,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:18:33,719 INFO L93 Difference]: Finished difference Result 2973 states and 4035 transitions. [2021-10-29 05:18:33,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-10-29 05:18:33,720 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 8.923076923076923) internal successors, (116), 12 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 57 [2021-10-29 05:18:33,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:18:33,737 INFO L225 Difference]: With dead ends: 2973 [2021-10-29 05:18:33,738 INFO L226 Difference]: Without dead ends: 2783 [2021-10-29 05:18:33,742 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 401 GetRequests, 325 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2233 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1070, Invalid=4936, Unknown=0, NotChecked=0, Total=6006 [2021-10-29 05:18:33,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2783 states. [2021-10-29 05:18:33,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2783 to 401. [2021-10-29 05:18:33,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 401 states, 400 states have (on average 1.3475) internal successors, (539), 400 states have internal predecessors, (539), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:33,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 401 states and 539 transitions. [2021-10-29 05:18:33,834 INFO L78 Accepts]: Start accepts. Automaton has 401 states and 539 transitions. Word has length 57 [2021-10-29 05:18:33,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:18:33,835 INFO L470 AbstractCegarLoop]: Abstraction has 401 states and 539 transitions. [2021-10-29 05:18:33,835 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 8.923076923076923) internal successors, (116), 12 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:33,836 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 539 transitions. [2021-10-29 05:18:33,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-10-29 05:18:33,837 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:18:33,838 INFO L513 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 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] [2021-10-29 05:18:33,855 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-10-29 05:18:34,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2021-10-29 05:18:34,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-10-29 05:18:34,452 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 05:18:34,452 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:18:34,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:18:34,453 INFO L85 PathProgramCache]: Analyzing trace with hash 185051981, now seen corresponding path program 1 times [2021-10-29 05:18:34,453 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:18:34,453 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [489409864] [2021-10-29 05:18:34,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:18:34,454 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:18:34,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:18:34,454 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:18:34,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-10-29 05:18:34,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:18:34,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:18:34,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:18:35,174 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-29 05:18:35,174 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:18:35,411 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-29 05:18:35,411 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:18:35,411 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [489409864] [2021-10-29 05:18:35,412 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [489409864] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:18:35,412 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:18:35,412 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-29 05:18:35,412 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022081210] [2021-10-29 05:18:35,413 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-29 05:18:35,413 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:18:35,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-29 05:18:35,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-29 05:18:35,415 INFO L87 Difference]: Start difference. First operand 401 states and 539 transitions. Second operand has 8 states, 8 states have (on average 9.375) internal successors, (75), 8 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:35,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:18:35,526 INFO L93 Difference]: Finished difference Result 706 states and 934 transitions. [2021-10-29 05:18:35,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 05:18:35,526 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.375) internal successors, (75), 8 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 82 [2021-10-29 05:18:35,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:18:35,528 INFO L225 Difference]: With dead ends: 706 [2021-10-29 05:18:35,528 INFO L226 Difference]: Without dead ends: 0 [2021-10-29 05:18:35,530 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-10-29 05:18:35,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-29 05:18:35,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-29 05:18:35,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:35,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-29 05:18:35,531 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 82 [2021-10-29 05:18:35,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:18:35,531 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 05:18:35,532 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.375) internal successors, (75), 8 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:18:35,532 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-29 05:18:35,532 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 05:18:35,536 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:18:35,537 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:18:35,537 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:18:35,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2021-10-29 05:18:35,756 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:18:35,757 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-29 05:18:35,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:35,808 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:36,202 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:36,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:36,224 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:36,225 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:36,226 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:36,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:36,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:36,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:36,787 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:36,788 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:36,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:36,804 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:36,805 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,202 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,205 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,205 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,206 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,207 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,321 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,322 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,323 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,324 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,635 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,640 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,663 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,664 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,665 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,949 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,959 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,978 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,979 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,981 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,983 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,984 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,985 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,986 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,986 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,987 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:37,987 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:38,000 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:38,060 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:38,061 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:38,062 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:38,063 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:38,191 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:38,192 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:38,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:38,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:38,194 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:38,194 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:38,195 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:38,196 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:38,196 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:38,197 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:38,198 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:38,198 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:38,199 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:38,218 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:38,219 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:38,219 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:38,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:38,220 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:38,221 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:38,377 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:18:47,642 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 878) no Hoare annotation was computed. [2021-10-29 05:18:47,642 INFO L857 garLoopResultBuilder]: For program point L102(lines 102 119) no Hoare annotation was computed. [2021-10-29 05:18:47,642 INFO L857 garLoopResultBuilder]: For program point L102-1(lines 102 119) no Hoare annotation was computed. [2021-10-29 05:18:47,643 INFO L857 garLoopResultBuilder]: For program point L102-2(lines 102 119) no Hoare annotation was computed. [2021-10-29 05:18:47,643 INFO L857 garLoopResultBuilder]: For program point L102-3(lines 102 119) no Hoare annotation was computed. [2021-10-29 05:18:47,643 INFO L857 garLoopResultBuilder]: For program point L102-4(lines 102 119) no Hoare annotation was computed. [2021-10-29 05:18:47,643 INFO L857 garLoopResultBuilder]: For program point L102-5(lines 102 119) no Hoare annotation was computed. [2021-10-29 05:18:47,643 INFO L857 garLoopResultBuilder]: For program point L102-6(lines 102 119) no Hoare annotation was computed. [2021-10-29 05:18:47,644 INFO L857 garLoopResultBuilder]: For program point L102-7(lines 102 119) no Hoare annotation was computed. [2021-10-29 05:18:47,644 INFO L857 garLoopResultBuilder]: For program point L102-8(lines 102 119) no Hoare annotation was computed. [2021-10-29 05:18:47,644 INFO L857 garLoopResultBuilder]: For program point L102-9(lines 102 119) no Hoare annotation was computed. [2021-10-29 05:18:47,644 INFO L857 garLoopResultBuilder]: For program point L102-10(lines 102 119) no Hoare annotation was computed. [2021-10-29 05:18:47,644 INFO L857 garLoopResultBuilder]: For program point L102-11(lines 102 119) no Hoare annotation was computed. [2021-10-29 05:18:47,645 INFO L853 garLoopResultBuilder]: At program point L70(lines 69 88) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse1 .cse2 (not (= ~systemActive~0 (_ bv0 32))) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv0 32)))) (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse3))) [2021-10-29 05:18:47,645 INFO L857 garLoopResultBuilder]: For program point L70-1(lines 70 76) no Hoare annotation was computed. [2021-10-29 05:18:47,645 INFO L853 garLoopResultBuilder]: At program point L70-2(lines 69 88) the Hoare annotation is: false [2021-10-29 05:18:47,645 INFO L853 garLoopResultBuilder]: At program point L70-3(lines 69 88) the Hoare annotation is: false [2021-10-29 05:18:47,645 INFO L857 garLoopResultBuilder]: For program point L698(lines 698 704) no Hoare annotation was computed. [2021-10-29 05:18:47,646 INFO L853 garLoopResultBuilder]: At program point L698-1(lines 698 704) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse7 (not (= ~waterLevel~0 (_ bv0 32)))) (.cse3 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= ~waterLevel~0 (_ bv2 32))) (.cse6 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse8 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv0 32)))) (.cse4 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse1 .cse7 .cse3 .cse8) (and .cse0 .cse1 .cse2 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|) (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv1 32)) .cse4) (and .cse0 .cse5 .cse1 .cse7 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse1 .cse8 .cse4))) [2021-10-29 05:18:47,646 INFO L857 garLoopResultBuilder]: For program point L106(lines 106 114) no Hoare annotation was computed. [2021-10-29 05:18:47,646 INFO L857 garLoopResultBuilder]: For program point L106-1(lines 106 114) no Hoare annotation was computed. [2021-10-29 05:18:47,646 INFO L857 garLoopResultBuilder]: For program point L106-2(lines 106 114) no Hoare annotation was computed. [2021-10-29 05:18:47,646 INFO L857 garLoopResultBuilder]: For program point L106-3(lines 106 114) no Hoare annotation was computed. [2021-10-29 05:18:47,647 INFO L857 garLoopResultBuilder]: For program point L106-4(lines 106 114) no Hoare annotation was computed. [2021-10-29 05:18:47,647 INFO L857 garLoopResultBuilder]: For program point L106-5(lines 106 114) no Hoare annotation was computed. [2021-10-29 05:18:47,647 INFO L857 garLoopResultBuilder]: For program point L106-6(lines 106 114) no Hoare annotation was computed. [2021-10-29 05:18:47,647 INFO L857 garLoopResultBuilder]: For program point L106-7(lines 106 114) no Hoare annotation was computed. [2021-10-29 05:18:47,647 INFO L857 garLoopResultBuilder]: For program point L106-8(lines 106 114) no Hoare annotation was computed. [2021-10-29 05:18:47,647 INFO L857 garLoopResultBuilder]: For program point L106-9(lines 106 114) no Hoare annotation was computed. [2021-10-29 05:18:47,647 INFO L857 garLoopResultBuilder]: For program point L106-10(lines 106 114) no Hoare annotation was computed. [2021-10-29 05:18:47,647 INFO L857 garLoopResultBuilder]: For program point L106-11(lines 106 114) no Hoare annotation was computed. [2021-10-29 05:18:47,648 INFO L857 garLoopResultBuilder]: For program point L966(lines 966 972) no Hoare annotation was computed. [2021-10-29 05:18:47,648 INFO L857 garLoopResultBuilder]: For program point L966-1(lines 966 972) no Hoare annotation was computed. [2021-10-29 05:18:47,648 INFO L857 garLoopResultBuilder]: For program point L966-2(lines 966 972) no Hoare annotation was computed. [2021-10-29 05:18:47,648 INFO L857 garLoopResultBuilder]: For program point L966-3(lines 966 972) no Hoare annotation was computed. [2021-10-29 05:18:47,648 INFO L853 garLoopResultBuilder]: At program point L834(lines 830 836) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:18:47,648 INFO L857 garLoopResultBuilder]: For program point L966-4(lines 966 972) no Hoare annotation was computed. [2021-10-29 05:18:47,649 INFO L857 garLoopResultBuilder]: For program point L966-5(lines 966 972) no Hoare annotation was computed. [2021-10-29 05:18:47,649 INFO L857 garLoopResultBuilder]: For program point L966-6(lines 966 972) no Hoare annotation was computed. [2021-10-29 05:18:47,649 INFO L857 garLoopResultBuilder]: For program point L966-7(lines 966 972) no Hoare annotation was computed. [2021-10-29 05:18:47,649 INFO L857 garLoopResultBuilder]: For program point L966-8(lines 966 972) no Hoare annotation was computed. [2021-10-29 05:18:47,649 INFO L857 garLoopResultBuilder]: For program point L966-9(lines 966 972) no Hoare annotation was computed. [2021-10-29 05:18:47,650 INFO L857 garLoopResultBuilder]: For program point L966-10(lines 966 972) no Hoare annotation was computed. [2021-10-29 05:18:47,650 INFO L857 garLoopResultBuilder]: For program point L966-11(lines 966 972) no Hoare annotation was computed. [2021-10-29 05:18:47,650 INFO L853 garLoopResultBuilder]: At program point L207(lines 202 210) the Hoare annotation is: false [2021-10-29 05:18:47,650 INFO L853 garLoopResultBuilder]: At program point L207-1(lines 202 210) the Hoare annotation is: false [2021-10-29 05:18:47,650 INFO L853 garLoopResultBuilder]: At program point L207-2(lines 202 210) the Hoare annotation is: false [2021-10-29 05:18:47,651 INFO L857 garLoopResultBuilder]: For program point L901(lines 901 905) no Hoare annotation was computed. [2021-10-29 05:18:47,651 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 878) no Hoare annotation was computed. [2021-10-29 05:18:47,651 INFO L860 garLoopResultBuilder]: At program point L869(lines 850 872) the Hoare annotation is: true [2021-10-29 05:18:47,651 INFO L857 garLoopResultBuilder]: For program point L275(lines 275 279) no Hoare annotation was computed. [2021-10-29 05:18:47,652 INFO L857 garLoopResultBuilder]: For program point L275-2(lines 275 279) no Hoare annotation was computed. [2021-10-29 05:18:47,652 INFO L857 garLoopResultBuilder]: For program point L275-3(lines 275 279) no Hoare annotation was computed. [2021-10-29 05:18:47,652 INFO L857 garLoopResultBuilder]: For program point L275-5(lines 275 279) no Hoare annotation was computed. [2021-10-29 05:18:47,652 INFO L853 garLoopResultBuilder]: At program point L77(lines 77 83) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)))) (or (and .cse0 .cse1 (= ~waterLevel~0 (_ bv1 32)) .cse2) (and .cse0 .cse3 .cse1 .cse2) (and .cse0 .cse3 .cse1 (not (= ~systemActive~0 (_ bv0 32)))))) [2021-10-29 05:18:47,652 INFO L857 garLoopResultBuilder]: For program point L275-6(lines 275 279) no Hoare annotation was computed. [2021-10-29 05:18:47,653 INFO L853 garLoopResultBuilder]: At program point L77-1(lines 77 83) the Hoare annotation is: false [2021-10-29 05:18:47,653 INFO L857 garLoopResultBuilder]: For program point L275-8(lines 275 279) no Hoare annotation was computed. [2021-10-29 05:18:47,653 INFO L853 garLoopResultBuilder]: At program point L77-2(lines 77 83) the Hoare annotation is: false [2021-10-29 05:18:47,653 INFO L857 garLoopResultBuilder]: For program point L275-9(lines 275 279) no Hoare annotation was computed. [2021-10-29 05:18:47,653 INFO L857 garLoopResultBuilder]: For program point L275-11(lines 275 279) no Hoare annotation was computed. [2021-10-29 05:18:47,654 INFO L857 garLoopResultBuilder]: For program point L275-12(lines 275 279) no Hoare annotation was computed. [2021-10-29 05:18:47,654 INFO L857 garLoopResultBuilder]: For program point L275-14(lines 275 279) no Hoare annotation was computed. [2021-10-29 05:18:47,654 INFO L857 garLoopResultBuilder]: For program point L275-15(lines 275 279) no Hoare annotation was computed. [2021-10-29 05:18:47,654 INFO L853 garLoopResultBuilder]: At program point L738(lines 687 739) the Hoare annotation is: false [2021-10-29 05:18:47,654 INFO L857 garLoopResultBuilder]: For program point L275-17(lines 275 279) no Hoare annotation was computed. [2021-10-29 05:18:47,655 INFO L853 garLoopResultBuilder]: At program point L971(lines 962 975) the Hoare annotation is: false [2021-10-29 05:18:47,655 INFO L853 garLoopResultBuilder]: At program point L971-1(lines 962 975) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (not (= ~systemActive~0 (_ bv0 32))) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:18:47,655 INFO L853 garLoopResultBuilder]: At program point L971-2(lines 962 975) the Hoare annotation is: false [2021-10-29 05:18:47,655 INFO L853 garLoopResultBuilder]: At program point L971-3(lines 962 975) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) .cse1 (= ~waterLevel~0 (_ bv1 32)) .cse2 .cse3) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2 .cse3))) [2021-10-29 05:18:47,656 INFO L853 garLoopResultBuilder]: At program point L971-4(lines 962 975) the Hoare annotation is: false [2021-10-29 05:18:47,656 INFO L853 garLoopResultBuilder]: At program point L971-5(lines 962 975) the Hoare annotation is: false [2021-10-29 05:18:47,656 INFO L853 garLoopResultBuilder]: At program point L971-6(lines 962 975) the Hoare annotation is: false [2021-10-29 05:18:47,656 INFO L853 garLoopResultBuilder]: At program point L971-7(lines 962 975) the Hoare annotation is: false [2021-10-29 05:18:47,656 INFO L853 garLoopResultBuilder]: At program point L971-8(lines 962 975) the Hoare annotation is: false [2021-10-29 05:18:47,657 INFO L853 garLoopResultBuilder]: At program point L971-9(lines 962 975) the Hoare annotation is: false [2021-10-29 05:18:47,657 INFO L853 garLoopResultBuilder]: At program point L971-10(lines 962 975) the Hoare annotation is: false [2021-10-29 05:18:47,657 INFO L853 garLoopResultBuilder]: At program point L971-11(lines 962 975) the Hoare annotation is: false [2021-10-29 05:18:47,657 INFO L857 garLoopResultBuilder]: For program point L708(lines 708 714) no Hoare annotation was computed. [2021-10-29 05:18:47,658 INFO L853 garLoopResultBuilder]: At program point L708-1(lines 708 714) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse7 (not (= ~waterLevel~0 (_ bv0 32)))) (.cse3 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= ~waterLevel~0 (_ bv2 32))) (.cse6 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse8 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv0 32)))) (.cse4 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse1 .cse7 .cse3 .cse8) (and .cse0 .cse1 .cse2 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|) (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv1 32)) .cse4) (and .cse0 .cse5 .cse1 .cse7 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse1 .cse8 .cse4))) [2021-10-29 05:18:47,658 INFO L853 garLoopResultBuilder]: At program point L281(lines 266 284) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= |ULTIMATE.start_isLowWaterLevel_#res| (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp~4 (_ bv0 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp___0~1 (_ bv1 32)) (not (= ~systemActive~0 (_ bv0 32))) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv0 32)))) [2021-10-29 05:18:47,658 INFO L853 garLoopResultBuilder]: At program point L281-1(lines 266 284) the Hoare annotation is: false [2021-10-29 05:18:47,658 INFO L853 garLoopResultBuilder]: At program point L281-2(lines 266 284) the Hoare annotation is: false [2021-10-29 05:18:47,658 INFO L853 garLoopResultBuilder]: At program point L281-3(lines 266 284) the Hoare annotation is: false [2021-10-29 05:18:47,659 INFO L853 garLoopResultBuilder]: At program point L281-4(lines 266 284) the Hoare annotation is: false [2021-10-29 05:18:47,659 INFO L853 garLoopResultBuilder]: At program point L281-5(lines 266 284) the Hoare annotation is: false [2021-10-29 05:18:47,659 INFO L853 garLoopResultBuilder]: At program point L1008(lines 1 1019) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:18:47,659 INFO L857 garLoopResultBuilder]: For program point L878(line 878) no Hoare annotation was computed. [2021-10-29 05:18:47,660 INFO L857 garLoopResultBuilder]: For program point L878-1(line 878) no Hoare annotation was computed. [2021-10-29 05:18:47,660 INFO L857 garLoopResultBuilder]: For program point L878-2(line 878) no Hoare annotation was computed. [2021-10-29 05:18:47,660 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-29 05:18:47,660 INFO L857 garLoopResultBuilder]: For program point L913(lines 913 917) no Hoare annotation was computed. [2021-10-29 05:18:47,660 INFO L857 garLoopResultBuilder]: For program point L154(lines 154 171) no Hoare annotation was computed. [2021-10-29 05:18:47,660 INFO L857 garLoopResultBuilder]: For program point L154-1(lines 154 171) no Hoare annotation was computed. [2021-10-29 05:18:47,661 INFO L857 garLoopResultBuilder]: For program point L154-2(lines 154 171) no Hoare annotation was computed. [2021-10-29 05:18:47,661 INFO L853 garLoopResultBuilder]: At program point L981(lines 976 984) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= ~waterLevel~0 (_ bv1 32)) (not (= ~systemActive~0 (_ bv0 32))) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv0 32)))) [2021-10-29 05:18:47,661 INFO L853 garLoopResultBuilder]: At program point L981-1(lines 976 984) the Hoare annotation is: false [2021-10-29 05:18:47,661 INFO L853 garLoopResultBuilder]: At program point L981-2(lines 976 984) the Hoare annotation is: false [2021-10-29 05:18:47,662 INFO L853 garLoopResultBuilder]: At program point L981-3(lines 976 984) the Hoare annotation is: false [2021-10-29 05:18:47,662 INFO L853 garLoopResultBuilder]: At program point L981-4(lines 976 984) the Hoare annotation is: false [2021-10-29 05:18:47,662 INFO L853 garLoopResultBuilder]: At program point L981-5(lines 976 984) the Hoare annotation is: false [2021-10-29 05:18:47,662 INFO L857 garLoopResultBuilder]: For program point L718(lines 718 733) no Hoare annotation was computed. [2021-10-29 05:18:47,662 INFO L857 garLoopResultBuilder]: For program point L289(lines 289 295) no Hoare annotation was computed. [2021-10-29 05:18:47,663 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-29 05:18:47,663 INFO L853 garLoopResultBuilder]: At program point L289-1(lines 289 295) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= ~waterLevel~0 (_ bv1 32)) .cse2) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2))) [2021-10-29 05:18:47,663 INFO L857 garLoopResultBuilder]: For program point L256(lines 256 260) no Hoare annotation was computed. [2021-10-29 05:18:47,663 INFO L857 garLoopResultBuilder]: For program point L256-2(lines 256 260) no Hoare annotation was computed. [2021-10-29 05:18:47,663 INFO L857 garLoopResultBuilder]: For program point L256-3(lines 256 260) no Hoare annotation was computed. [2021-10-29 05:18:47,664 INFO L857 garLoopResultBuilder]: For program point L256-5(lines 256 260) no Hoare annotation was computed. [2021-10-29 05:18:47,664 INFO L857 garLoopResultBuilder]: For program point L256-6(lines 256 260) no Hoare annotation was computed. [2021-10-29 05:18:47,664 INFO L853 garLoopResultBuilder]: At program point L1016(lines 1011 1019) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:18:47,664 INFO L857 garLoopResultBuilder]: For program point L256-8(lines 256 260) no Hoare annotation was computed. [2021-10-29 05:18:47,664 INFO L857 garLoopResultBuilder]: For program point L256-9(lines 256 260) no Hoare annotation was computed. [2021-10-29 05:18:47,665 INFO L857 garLoopResultBuilder]: For program point L256-11(lines 256 260) no Hoare annotation was computed. [2021-10-29 05:18:47,665 INFO L857 garLoopResultBuilder]: For program point L256-12(lines 256 260) no Hoare annotation was computed. [2021-10-29 05:18:47,665 INFO L857 garLoopResultBuilder]: For program point L256-14(lines 256 260) no Hoare annotation was computed. [2021-10-29 05:18:47,665 INFO L857 garLoopResultBuilder]: For program point L256-15(lines 256 260) no Hoare annotation was computed. [2021-10-29 05:18:47,665 INFO L857 garLoopResultBuilder]: For program point L256-17(lines 256 260) no Hoare annotation was computed. [2021-10-29 05:18:47,666 INFO L857 garLoopResultBuilder]: For program point L256-18(lines 256 260) no Hoare annotation was computed. [2021-10-29 05:18:47,666 INFO L857 garLoopResultBuilder]: For program point L256-20(lines 256 260) no Hoare annotation was computed. [2021-10-29 05:18:47,666 INFO L857 garLoopResultBuilder]: For program point L256-21(lines 256 260) no Hoare annotation was computed. [2021-10-29 05:18:47,666 INFO L857 garLoopResultBuilder]: For program point L256-23(lines 256 260) no Hoare annotation was computed. [2021-10-29 05:18:47,666 INFO L857 garLoopResultBuilder]: For program point L256-24(lines 256 260) no Hoare annotation was computed. [2021-10-29 05:18:47,667 INFO L857 garLoopResultBuilder]: For program point L256-26(lines 256 260) no Hoare annotation was computed. [2021-10-29 05:18:47,667 INFO L857 garLoopResultBuilder]: For program point L256-27(lines 256 260) no Hoare annotation was computed. [2021-10-29 05:18:47,667 INFO L857 garLoopResultBuilder]: For program point L256-29(lines 256 260) no Hoare annotation was computed. [2021-10-29 05:18:47,667 INFO L857 garLoopResultBuilder]: For program point L256-30(lines 256 260) no Hoare annotation was computed. [2021-10-29 05:18:47,667 INFO L857 garLoopResultBuilder]: For program point L256-32(lines 256 260) no Hoare annotation was computed. [2021-10-29 05:18:47,668 INFO L857 garLoopResultBuilder]: For program point L256-33(lines 256 260) no Hoare annotation was computed. [2021-10-29 05:18:47,668 INFO L857 garLoopResultBuilder]: For program point L158(lines 158 166) no Hoare annotation was computed. [2021-10-29 05:18:47,668 INFO L857 garLoopResultBuilder]: For program point L158-1(lines 158 166) no Hoare annotation was computed. [2021-10-29 05:18:47,668 INFO L857 garLoopResultBuilder]: For program point L256-35(lines 256 260) no Hoare annotation was computed. [2021-10-29 05:18:47,668 INFO L857 garLoopResultBuilder]: For program point L158-2(lines 158 166) no Hoare annotation was computed. [2021-10-29 05:18:47,669 INFO L853 garLoopResultBuilder]: At program point L786-2(lines 786 800) the Hoare annotation is: false [2021-10-29 05:18:47,669 INFO L857 garLoopResultBuilder]: For program point L787(line 787) no Hoare annotation was computed. [2021-10-29 05:18:47,669 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-29 05:18:47,669 INFO L857 garLoopResultBuilder]: For program point L689(lines 688 737) no Hoare annotation was computed. [2021-10-29 05:18:47,669 INFO L857 garLoopResultBuilder]: For program point L128(lines 128 145) no Hoare annotation was computed. [2021-10-29 05:18:47,670 INFO L857 garLoopResultBuilder]: For program point L128-1(lines 128 145) no Hoare annotation was computed. [2021-10-29 05:18:47,670 INFO L857 garLoopResultBuilder]: For program point L128-2(lines 128 145) no Hoare annotation was computed. [2021-10-29 05:18:47,670 INFO L857 garLoopResultBuilder]: For program point L128-3(lines 128 145) no Hoare annotation was computed. [2021-10-29 05:18:47,670 INFO L857 garLoopResultBuilder]: For program point L128-4(lines 128 145) no Hoare annotation was computed. [2021-10-29 05:18:47,670 INFO L857 garLoopResultBuilder]: For program point L128-5(lines 128 145) no Hoare annotation was computed. [2021-10-29 05:18:47,671 INFO L857 garLoopResultBuilder]: For program point L690(lines 690 694) no Hoare annotation was computed. [2021-10-29 05:18:47,671 INFO L857 garLoopResultBuilder]: For program point L889(lines 889 893) no Hoare annotation was computed. [2021-10-29 05:18:47,671 INFO L857 garLoopResultBuilder]: For program point L889-3(lines 889 893) no Hoare annotation was computed. [2021-10-29 05:18:47,671 INFO L857 garLoopResultBuilder]: For program point L790(lines 790 794) no Hoare annotation was computed. [2021-10-29 05:18:47,671 INFO L857 garLoopResultBuilder]: For program point L757(lines 757 770) no Hoare annotation was computed. [2021-10-29 05:18:47,671 INFO L857 garLoopResultBuilder]: For program point L790-1(lines 70 76) no Hoare annotation was computed. [2021-10-29 05:18:47,672 INFO L853 garLoopResultBuilder]: At program point L757-1(lines 1 1019) the Hoare annotation is: (let ((.cse2 (= ~waterLevel~0 (_ bv1 32))) (.cse3 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse5 (= ~waterLevel~0 (_ bv2 32))) (.cse6 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse7 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv0 32)))) (.cse4 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|) (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv1 32)) .cse4) (and .cse0 .cse5 .cse6 .cse1 .cse3 .cse7) (and .cse0 .cse5 .cse6 .cse1 .cse7 .cse4))) [2021-10-29 05:18:47,672 INFO L857 garLoopResultBuilder]: For program point L757-2(lines 757 770) no Hoare annotation was computed. [2021-10-29 05:18:47,672 INFO L857 garLoopResultBuilder]: For program point L889-6(lines 889 893) no Hoare annotation was computed. [2021-10-29 05:18:47,672 INFO L853 garLoopResultBuilder]: At program point L757-3(lines 1 1019) the Hoare annotation is: false [2021-10-29 05:18:47,673 INFO L857 garLoopResultBuilder]: For program point L757-4(lines 757 770) no Hoare annotation was computed. [2021-10-29 05:18:47,673 INFO L853 garLoopResultBuilder]: At program point L757-5(lines 1 1019) the Hoare annotation is: false [2021-10-29 05:18:47,673 INFO L853 garLoopResultBuilder]: At program point L262(lines 247 265) the Hoare annotation is: false [2021-10-29 05:18:47,673 INFO L853 garLoopResultBuilder]: At program point L262-1(lines 247 265) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv0 32)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) (= ~waterLevel~0 (_ bv1 32)) (= ULTIMATE.start_isHighWaterLevel_~tmp~3 (_ bv1 32)) (not (= ~systemActive~0 (_ bv0 32))) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:18:47,673 INFO L853 garLoopResultBuilder]: At program point L262-2(lines 247 265) the Hoare annotation is: false [2021-10-29 05:18:47,674 INFO L853 garLoopResultBuilder]: At program point L262-3(lines 247 265) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv0 32)) .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) (= ~waterLevel~0 (_ bv1 32)) (= ULTIMATE.start_isHighWaterLevel_~tmp~3 (_ bv1 32)) .cse2 .cse3) (and .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 .cse2 .cse3))) [2021-10-29 05:18:47,674 INFO L853 garLoopResultBuilder]: At program point L262-4(lines 247 265) the Hoare annotation is: false [2021-10-29 05:18:47,674 INFO L853 garLoopResultBuilder]: At program point L262-5(lines 247 265) the Hoare annotation is: false [2021-10-29 05:18:47,674 INFO L853 garLoopResultBuilder]: At program point L262-6(lines 247 265) the Hoare annotation is: false [2021-10-29 05:18:47,674 INFO L853 garLoopResultBuilder]: At program point L262-7(lines 247 265) the Hoare annotation is: false [2021-10-29 05:18:47,675 INFO L853 garLoopResultBuilder]: At program point L262-8(lines 247 265) the Hoare annotation is: false [2021-10-29 05:18:47,675 INFO L853 garLoopResultBuilder]: At program point L262-9(lines 247 265) the Hoare annotation is: false [2021-10-29 05:18:47,675 INFO L853 garLoopResultBuilder]: At program point L262-10(lines 247 265) the Hoare annotation is: false [2021-10-29 05:18:47,675 INFO L853 garLoopResultBuilder]: At program point L262-11(lines 247 265) the Hoare annotation is: false [2021-10-29 05:18:47,675 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-29 05:18:47,676 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 878) no Hoare annotation was computed. [2021-10-29 05:18:47,676 INFO L857 garLoopResultBuilder]: For program point L726(lines 726 732) no Hoare annotation was computed. [2021-10-29 05:18:47,676 INFO L853 garLoopResultBuilder]: At program point L726-1(lines 70 76) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)))) (or (and .cse0 .cse1 (= ~waterLevel~0 (_ bv1 32)) .cse2) (and .cse0 .cse3 .cse1 .cse2) (and .cse0 .cse3 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse1 (not (= ~systemActive~0 (_ bv0 32))) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv0 32)))))) [2021-10-29 05:18:47,676 INFO L853 garLoopResultBuilder]: At program point L198(lines 191 201) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (not (= ~systemActive~0 (_ bv0 32))) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv0 32)))) [2021-10-29 05:18:47,676 INFO L853 garLoopResultBuilder]: At program point L198-1(lines 191 201) the Hoare annotation is: false [2021-10-29 05:18:47,677 INFO L857 garLoopResultBuilder]: For program point L132(lines 132 140) no Hoare annotation was computed. [2021-10-29 05:18:47,677 INFO L853 garLoopResultBuilder]: At program point L198-2(lines 191 201) the Hoare annotation is: false [2021-10-29 05:18:47,677 INFO L857 garLoopResultBuilder]: For program point L132-1(lines 132 140) no Hoare annotation was computed. [2021-10-29 05:18:47,677 INFO L857 garLoopResultBuilder]: For program point L132-2(lines 132 140) no Hoare annotation was computed. [2021-10-29 05:18:47,677 INFO L857 garLoopResultBuilder]: For program point L132-3(lines 132 140) no Hoare annotation was computed. [2021-10-29 05:18:47,678 INFO L857 garLoopResultBuilder]: For program point L132-4(lines 132 140) no Hoare annotation was computed. [2021-10-29 05:18:47,678 INFO L857 garLoopResultBuilder]: For program point L132-5(lines 132 140) no Hoare annotation was computed. [2021-10-29 05:18:47,678 INFO L853 garLoopResultBuilder]: At program point L958(lines 953 961) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= ~waterLevel~0 (_ bv2 32))) (.cse4 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse1 (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)))) (or (and .cse0 .cse1 (= ~waterLevel~0 (_ bv1 32)) (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|) .cse2) (and .cse0 .cse3 .cse4 .cse1 .cse2) (and .cse0 .cse3 .cse4 .cse1 (not (= ~systemActive~0 (_ bv0 32)))))) [2021-10-29 05:18:47,678 INFO L853 garLoopResultBuilder]: At program point L958-1(lines 953 961) the Hoare annotation is: false [2021-10-29 05:18:47,678 INFO L853 garLoopResultBuilder]: At program point L958-2(lines 953 961) the Hoare annotation is: false [2021-10-29 05:18:47,679 INFO L853 garLoopResultBuilder]: At program point L926(lines 921 929) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= |ULTIMATE.start_valid_product_#res| (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (not (= ~systemActive~0 (_ bv0 32))) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~9 (_ bv0 32)))) [2021-10-29 05:18:47,679 INFO L853 garLoopResultBuilder]: At program point L926-1(lines 921 929) the Hoare annotation is: false [2021-10-29 05:18:47,679 INFO L857 garLoopResultBuilder]: For program point L860(lines 860 867) no Hoare annotation was computed. [2021-10-29 05:18:47,679 INFO L853 garLoopResultBuilder]: At program point L926-2(lines 921 929) the Hoare annotation is: false [2021-10-29 05:18:47,679 INFO L860 garLoopResultBuilder]: At program point L860-1(lines 860 867) the Hoare annotation is: true [2021-10-29 05:18:47,680 INFO L857 garLoopResultBuilder]: For program point L761(lines 761 767) no Hoare annotation was computed. [2021-10-29 05:18:47,680 INFO L857 garLoopResultBuilder]: For program point L761-2(lines 761 767) no Hoare annotation was computed. [2021-10-29 05:18:47,680 INFO L857 garLoopResultBuilder]: For program point L761-4(lines 761 767) no Hoare annotation was computed. [2021-10-29 05:18:47,684 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:18:47,686 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 05:18:47,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 05:18:47 BoogieIcfgContainer [2021-10-29 05:18:47,735 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 05:18:47,735 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 05:18:47,735 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 05:18:47,736 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 05:18:47,736 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:18:12" (3/4) ... [2021-10-29 05:18:47,740 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 05:18:47,773 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-29 05:18:47,775 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-29 05:18:47,777 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-29 05:18:47,779 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 05:18:47,781 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 05:18:47,783 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:18:47,785 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:18:47,813 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-29 05:18:47,813 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning [2021-10-29 05:18:47,814 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) && tmp == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && \result == 1bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32))) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && \result == 1bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) [2021-10-29 05:18:47,814 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && \result == 1bv32) && !(waterLevel == 0bv32)) && !(systemActive == 0bv32)) && !(tmp == 0bv32))) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) && tmp == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(waterLevel == 0bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && \result == 1bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) [2021-10-29 05:18:47,815 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && \result == 1bv32) && !(waterLevel == 0bv32)) && !(systemActive == 0bv32)) && !(tmp == 0bv32))) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) && tmp == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(waterLevel == 0bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && \result == 1bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) [2021-10-29 05:18:47,815 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && \result == 1bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32)) [2021-10-29 05:18:47,815 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32)) || (((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 05:18:47,816 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) [2021-10-29 05:18:47,816 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && 0bv32 == pumpRunning) [2021-10-29 05:18:47,818 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && \result == 1bv32) && !(systemActive == 0bv32)) [2021-10-29 05:18:47,818 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32) [2021-10-29 05:18:47,819 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32) [2021-10-29 05:18:47,821 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-10-29 05:18:47,822 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && tmp___0 == 0bv32) && \result == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && tmp == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-10-29 05:18:47,824 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && \result == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32) [2021-10-29 05:18:47,825 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && 1bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:18:47,826 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && \result == 1bv32) && \result == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32) [2021-10-29 05:18:47,826 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && 1bv32 == \result) && tmp___0 == 0bv32) && \result == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && tmp == 1bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32)) && 0bv32 == pumpRunning [2021-10-29 05:18:47,916 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 05:18:47,916 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 05:18:47,918 INFO L168 Benchmark]: Toolchain (without parser) took 39546.44 ms. Allocated memory was 77.6 MB in the beginning and 151.0 MB in the end (delta: 73.4 MB). Free memory was 54.9 MB in the beginning and 55.0 MB in the end (delta: -120.1 kB). Peak memory consumption was 74.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:18:47,918 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 50.3 MB. Free memory was 30.1 MB in the beginning and 30.0 MB in the end (delta: 38.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:18:47,919 INFO L168 Benchmark]: CACSL2BoogieTranslator took 904.39 ms. Allocated memory is still 77.6 MB. Free memory was 54.7 MB in the beginning and 45.5 MB in the end (delta: 9.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 05:18:47,919 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.09 ms. Allocated memory is still 77.6 MB. Free memory was 45.5 MB in the beginning and 40.7 MB in the end (delta: 4.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:18:47,920 INFO L168 Benchmark]: Boogie Preprocessor took 95.34 ms. Allocated memory is still 77.6 MB. Free memory was 40.7 MB in the beginning and 57.8 MB in the end (delta: -17.2 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:18:47,920 INFO L168 Benchmark]: RCFGBuilder took 3155.10 ms. Allocated memory was 77.6 MB in the beginning and 104.9 MB in the end (delta: 27.3 MB). Free memory was 57.8 MB in the beginning and 73.5 MB in the end (delta: -15.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 16.1 GB. [2021-10-29 05:18:47,921 INFO L168 Benchmark]: TraceAbstraction took 35101.80 ms. Allocated memory was 104.9 MB in the beginning and 151.0 MB in the end (delta: 46.1 MB). Free memory was 73.5 MB in the beginning and 70.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 87.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:18:47,921 INFO L168 Benchmark]: Witness Printer took 181.00 ms. Allocated memory is still 151.0 MB. Free memory was 69.7 MB in the beginning and 55.0 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-29 05:18:47,924 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 50.3 MB. Free memory was 30.1 MB in the beginning and 30.0 MB in the end (delta: 38.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 904.39 ms. Allocated memory is still 77.6 MB. Free memory was 54.7 MB in the beginning and 45.5 MB in the end (delta: 9.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 98.09 ms. Allocated memory is still 77.6 MB. Free memory was 45.5 MB in the beginning and 40.7 MB in the end (delta: 4.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 95.34 ms. Allocated memory is still 77.6 MB. Free memory was 40.7 MB in the beginning and 57.8 MB in the end (delta: -17.2 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3155.10 ms. Allocated memory was 77.6 MB in the beginning and 104.9 MB in the end (delta: 27.3 MB). Free memory was 57.8 MB in the beginning and 73.5 MB in the end (delta: -15.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 35101.80 ms. Allocated memory was 104.9 MB in the beginning and 151.0 MB in the end (delta: 46.1 MB). Free memory was 73.5 MB in the beginning and 70.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 87.3 MB. Max. memory is 16.1 GB. * Witness Printer took 181.00 ms. Allocated memory is still 151.0 MB. Free memory was 69.7 MB in the beginning and 55.0 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 878]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 878]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 878]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 191 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 34.9s, OverallIterations: 10, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 9.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.8s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1593 SDtfs, 4970 SDslu, 4790 SDs, 0 SdLazy, 868 SolverSat, 221 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1335 GetRequests, 1200 SyntacticMatches, 0 SemanticMatches, 135 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2294 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=401occurred in iteration=9, InterpolantAutomatonStates: 125, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 10 MinimizatonAttempts, 3605 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 68 PreInvPairs, 191 NumberOfFragments, 846 HoareAnnotationTreeSize, 68 FomulaSimplifications, 533703 FormulaSimplificationTreeSizeReduction, 2.9s HoareSimplificationTime, 68 FomulaSimplificationsInter, 341068 FormulaSimplificationTreeSizeReductionInter, 8.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 636 NumberOfCodeBlocks, 636 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 1242 ConstructedInterpolants, 0 QuantifiedInterpolants, 2671 SizeOfPredicates, 31 NumberOfNonLiveVariables, 3377 ConjunctsInSsa, 68 ConjunctsInUnsatCore, 30 InterpolantComputations, 18 PerfectInterpolantSequences, 284/362 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 289]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && 0bv32 == pumpRunning) - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32) - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 77]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && \result == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32) - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1011]: Loop Invariant Derived loop invariant: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && \result == 1bv32) && \result == 0bv32) && \result == 1bv32) && waterLevel == 1bv32) && tmp == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32) - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && \result == 1bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32)) - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 77]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && tmp___0 == 0bv32) && \result == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && tmp == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 191]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 953]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && \result == 1bv32) && !(waterLevel == 0bv32)) && !(systemActive == 0bv32)) && !(tmp == 0bv32))) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) && tmp == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(waterLevel == 0bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && \result == 1bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && 1bv32 == \result) && tmp___0 == 0bv32) && \result == 1bv32) && \result == 0bv32) && waterLevel == 1bv32) && tmp == 1bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && \result == 1bv32) && !(waterLevel == 0bv32)) && !(systemActive == 0bv32)) && !(tmp == 0bv32))) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) && tmp == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(waterLevel == 0bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && \result == 1bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (systemActive == 1bv32 && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32) - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 860]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 77]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 786]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: ((\result == 1bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 953]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && \result == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && \result == 1bv32) && !(systemActive == 0bv32)) - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 850]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 921]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 953]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 687]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 962]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && 1bv32 == \result) && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32)) && 0bv32 == pumpRunning - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 247]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && 1bv32 == \result) && tmp == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && \result == 1bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32))) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(0bv32 == \result)) && \result == 1bv32) && !(tmp == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 69]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && !(0bv32 == \result)) && \result == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && !(tmp == 0bv32)) || (((splverifierCounter == 0bv32 && \result == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && 0bv32 == pumpRunning) RESULT: Ultimate proved your program to be correct! [2021-10-29 05:18:48,008 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f292748e-9b96-47ac-9302-a1bf62e80f86/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...