./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product47.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_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/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_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product47.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/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_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/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 303db4082dd8b7a60cb4b5043655f09159321046818373497160cd54b8948d04 ............................................................................................................................................ 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_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/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_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product47.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/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_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/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 303db4082dd8b7a60cb4b5043655f09159321046818373497160cd54b8948d04 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 05:19:34,129 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:19:34,132 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:19:34,173 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:19:34,174 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:19:34,175 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:19:34,177 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:19:34,180 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:19:34,182 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:19:34,183 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:19:34,185 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:19:34,186 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:19:34,187 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:19:34,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:19:34,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:19:34,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:19:34,194 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:19:34,196 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:19:34,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:19:34,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:19:34,209 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:19:34,214 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:19:34,219 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:19:34,221 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:19:34,234 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:19:34,234 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:19:34,235 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:19:34,237 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:19:34,237 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:19:34,239 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:19:34,239 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:19:34,240 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:19:34,243 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:19:34,244 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:19:34,245 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:19:34,245 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:19:34,246 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:19:34,246 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:19:34,247 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:19:34,250 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:19:34,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:19:34,252 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-29 05:19:34,290 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:19:34,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:19:34,291 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:19:34,291 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:19:34,292 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:19:34,292 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:19:34,292 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:19:34,292 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:19:34,293 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:19:34,293 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:19:34,293 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:19:34,293 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:19:34,294 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:19:34,294 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:19:34,294 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:19:34,295 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:19:34,295 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:19:34,295 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:19:34,295 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:19:34,296 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:19:34,296 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:19:34,296 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:19:34,296 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:19:34,297 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:19:34,297 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:19:34,297 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:19:34,297 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:19:34,298 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:19:34,298 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:19:34,298 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:19:34,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:19:34,299 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:19:34,299 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:19:34,299 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:19:34,299 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:19:34,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:19:34,300 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:19:34,300 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:19:34,300 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:19:34,300 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_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 303db4082dd8b7a60cb4b5043655f09159321046818373497160cd54b8948d04 [2021-10-29 05:19:34,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:19:34,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:19:34,549 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:19:34,550 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:19:34,551 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:19:34,552 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec5_product47.cil.c [2021-10-29 05:19:34,645 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/data/3dbf59ad8/2e22ba558a02494681e137e32b3fc743/FLAG3cace9bbc [2021-10-29 05:19:35,235 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:19:35,236 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/sv-benchmarks/c/product-lines/minepump_spec5_product47.cil.c [2021-10-29 05:19:35,249 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/data/3dbf59ad8/2e22ba558a02494681e137e32b3fc743/FLAG3cace9bbc [2021-10-29 05:19:35,524 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/data/3dbf59ad8/2e22ba558a02494681e137e32b3fc743 [2021-10-29 05:19:35,526 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:19:35,527 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:19:35,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:19:35,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:19:35,541 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:19:35,542 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:19:35" (1/1) ... [2021-10-29 05:19:35,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@630c1466 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:19:35, skipping insertion in model container [2021-10-29 05:19:35,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:19:35" (1/1) ... [2021-10-29 05:19:35,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:19:35,610 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:19:35,808 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_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/sv-benchmarks/c/product-lines/minepump_spec5_product47.cil.c[1605,1618] [2021-10-29 05:19:35,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:19:35,933 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 05:19:35,934 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1055e457 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:19:35, skipping insertion in model container [2021-10-29 05:19:35,934 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:19:35,934 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:19:35,936 INFO L168 Benchmark]: Toolchain (without parser) took 407.95 ms. Allocated memory is still 100.7 MB. Free memory was 65.9 MB in the beginning and 70.4 MB in the end (delta: -4.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:19:35,937 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 100.7 MB. Free memory is still 53.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:19:35,938 INFO L168 Benchmark]: CACSL2BoogieTranslator took 396.96 ms. Allocated memory is still 100.7 MB. Free memory was 65.6 MB in the beginning and 70.4 MB in the end (delta: -4.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:19:35,940 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 100.7 MB. Free memory is still 53.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 396.96 ms. Allocated memory is still 100.7 MB. Free memory was 65.6 MB in the beginning and 70.4 MB in the end (delta: -4.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 483]: 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 05:19:38,252 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:19:38,256 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:19:38,287 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:19:38,288 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:19:38,289 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:19:38,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:19:38,294 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:19:38,296 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:19:38,298 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:19:38,299 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:19:38,300 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:19:38,301 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:19:38,302 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:19:38,304 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:19:38,306 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:19:38,307 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:19:38,308 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:19:38,310 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:19:38,320 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:19:38,322 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:19:38,330 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:19:38,332 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:19:38,334 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:19:38,338 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:19:38,340 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:19:38,340 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:19:38,343 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:19:38,348 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:19:38,349 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:19:38,349 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:19:38,350 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:19:38,352 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:19:38,353 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:19:38,355 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:19:38,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:19:38,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:19:38,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:19:38,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:19:38,358 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:19:38,359 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:19:38,360 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-29 05:19:38,410 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:19:38,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:19:38,412 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:19:38,412 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:19:38,412 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:19:38,413 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:19:38,413 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:19:38,413 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:19:38,413 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:19:38,415 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:19:38,416 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:19:38,416 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:19:38,417 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:19:38,417 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:19:38,417 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:19:38,417 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:19:38,418 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:19:38,418 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:19:38,418 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:19:38,418 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:19:38,418 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:19:38,419 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:19:38,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:19:38,419 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:19:38,420 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:19:38,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:19:38,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:19:38,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:19:38,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:19:38,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:19:38,421 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:19:38,421 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:19:38,422 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:19:38,422 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:19:38,422 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:19:38,422 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_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 303db4082dd8b7a60cb4b5043655f09159321046818373497160cd54b8948d04 [2021-10-29 05:19:38,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:19:38,898 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:19:38,900 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:19:38,901 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:19:38,901 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:19:38,902 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/product-lines/minepump_spec5_product47.cil.c [2021-10-29 05:19:38,975 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/data/fc693ef71/f1d6154de2fe4aa4953e169996e19fb7/FLAGbbb3135b8 [2021-10-29 05:19:39,529 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:19:39,529 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/sv-benchmarks/c/product-lines/minepump_spec5_product47.cil.c [2021-10-29 05:19:39,542 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/data/fc693ef71/f1d6154de2fe4aa4953e169996e19fb7/FLAGbbb3135b8 [2021-10-29 05:19:39,848 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/data/fc693ef71/f1d6154de2fe4aa4953e169996e19fb7 [2021-10-29 05:19:39,852 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:19:39,855 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:19:39,857 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:19:39,858 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:19:39,861 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:19:39,862 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:19:39" (1/1) ... [2021-10-29 05:19:39,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1986d283 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:19:39, skipping insertion in model container [2021-10-29 05:19:39,864 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:19:39" (1/1) ... [2021-10-29 05:19:39,873 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:19:39,956 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:19:40,130 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_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/sv-benchmarks/c/product-lines/minepump_spec5_product47.cil.c[1605,1618] [2021-10-29 05:19:40,360 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:19:40,385 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-29 05:19:40,399 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:19:40,411 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_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/sv-benchmarks/c/product-lines/minepump_spec5_product47.cil.c[1605,1618] [2021-10-29 05:19:40,471 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:19:40,476 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 05:19:40,489 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_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/sv-benchmarks/c/product-lines/minepump_spec5_product47.cil.c[1605,1618] [2021-10-29 05:19:40,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:19:40,587 INFO L208 MainTranslator]: Completed translation [2021-10-29 05:19:40,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:19:40 WrapperNode [2021-10-29 05:19:40,587 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:19:40,588 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 05:19:40,589 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 05:19:40,589 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 05:19:40,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:19:40" (1/1) ... [2021-10-29 05:19:40,632 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:19:40" (1/1) ... [2021-10-29 05:19:40,680 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 05:19:40,681 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 05:19:40,681 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 05:19:40,682 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 05:19:40,690 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:19:40" (1/1) ... [2021-10-29 05:19:40,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:19:40" (1/1) ... [2021-10-29 05:19:40,697 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:19:40" (1/1) ... [2021-10-29 05:19:40,697 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:19:40" (1/1) ... [2021-10-29 05:19:40,727 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:19:40" (1/1) ... [2021-10-29 05:19:40,741 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:19:40" (1/1) ... [2021-10-29 05:19:40,759 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:19:40" (1/1) ... [2021-10-29 05:19:40,764 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 05:19:40,765 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 05:19:40,765 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 05:19:40,766 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 05:19:40,766 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:19:40" (1/1) ... [2021-10-29 05:19:40,782 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:19:40,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:19:40,810 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 05:19:40,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 05:19:40,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 05:19:40,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 05:19:40,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 05:19:40,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 05:19:43,229 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 05:19:43,229 INFO L299 CfgBuilder]: Removed 210 assume(true) statements. [2021-10-29 05:19:43,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:19:43 BoogieIcfgContainer [2021-10-29 05:19:43,232 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 05:19:43,234 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 05:19:43,234 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 05:19:43,237 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 05:19:43,238 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:19:39" (1/3) ... [2021-10-29 05:19:43,239 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43b5f8e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:19:43, skipping insertion in model container [2021-10-29 05:19:43,239 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:19:40" (2/3) ... [2021-10-29 05:19:43,239 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43b5f8e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:19:43, skipping insertion in model container [2021-10-29 05:19:43,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:19:43" (3/3) ... [2021-10-29 05:19:43,241 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product47.cil.c [2021-10-29 05:19:43,247 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 05:19:43,247 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-29 05:19:43,296 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 05:19:43,302 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 05:19:43,303 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-29 05:19:43,332 INFO L276 IsEmpty]: Start isEmpty. Operand has 140 states, 136 states have (on average 1.5220588235294117) internal successors, (207), 139 states have internal predecessors, (207), 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 05:19:43,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 05:19:43,348 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:19:43,349 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:19:43,350 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 05:19:43,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:19:43,360 INFO L85 PathProgramCache]: Analyzing trace with hash -373537608, now seen corresponding path program 1 times [2021-10-29 05:19:43,378 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:19:43,379 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1084204916] [2021-10-29 05:19:43,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:19:43,380 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:19:43,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:19:43,383 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:19:43,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-29 05:19:43,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:19:43,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-29 05:19:43,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:19:43,732 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 05:19:43,733 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:19:43,817 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 05:19:43,818 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:19:43,818 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1084204916] [2021-10-29 05:19:43,819 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1084204916] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:19:43,819 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:19:43,820 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-29 05:19:43,823 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198482114] [2021-10-29 05:19:43,828 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-29 05:19:43,829 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:19:43,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 05:19:43,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:19:43,848 INFO L87 Difference]: Start difference. First operand has 140 states, 136 states have (on average 1.5220588235294117) internal successors, (207), 139 states have internal predecessors, (207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:19:43,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:19:43,905 INFO L93 Difference]: Finished difference Result 273 states and 406 transitions. [2021-10-29 05:19:43,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 05:19:43,907 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2021-10-29 05:19:43,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:19:43,916 INFO L225 Difference]: With dead ends: 273 [2021-10-29 05:19:43,919 INFO L226 Difference]: Without dead ends: 136 [2021-10-29 05:19:43,923 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:19:43,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2021-10-29 05:19:43,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2021-10-29 05:19:43,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 133 states have (on average 1.4661654135338347) internal successors, (195), 135 states have internal predecessors, (195), 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 05:19:43,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 195 transitions. [2021-10-29 05:19:43,978 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 195 transitions. Word has length 19 [2021-10-29 05:19:43,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:19:43,979 INFO L470 AbstractCegarLoop]: Abstraction has 136 states and 195 transitions. [2021-10-29 05:19:43,979 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:19:43,979 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 195 transitions. [2021-10-29 05:19:43,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 05:19:43,981 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:19:43,981 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] [2021-10-29 05:19:43,994 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-29 05:19:44,193 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:19:44,193 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 05:19:44,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:19:44,194 INFO L85 PathProgramCache]: Analyzing trace with hash 1432481945, now seen corresponding path program 1 times [2021-10-29 05:19:44,195 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:19:44,195 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [726000215] [2021-10-29 05:19:44,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:19:44,195 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:19:44,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:19:44,197 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:19:44,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-29 05:19:44,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:19:44,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:19:44,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:19:44,463 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 05:19:44,464 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:19:44,518 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 05:19:44,519 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:19:44,519 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [726000215] [2021-10-29 05:19:44,519 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [726000215] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:19:44,519 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:19:44,519 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 05:19:44,520 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531997901] [2021-10-29 05:19:44,525 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:19:44,525 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:19:44,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:19:44,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:19:44,530 INFO L87 Difference]: Start difference. First operand 136 states and 195 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:19:44,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:19:44,561 INFO L93 Difference]: Finished difference Result 136 states and 195 transitions. [2021-10-29 05:19:44,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:19:44,562 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2021-10-29 05:19:44,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:19:44,564 INFO L225 Difference]: With dead ends: 136 [2021-10-29 05:19:44,565 INFO L226 Difference]: Without dead ends: 57 [2021-10-29 05:19:44,566 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:19:44,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2021-10-29 05:19:44,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2021-10-29 05:19:44,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 56 states have (on average 1.4464285714285714) internal successors, (81), 56 states have internal predecessors, (81), 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 05:19:44,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 81 transitions. [2021-10-29 05:19:44,581 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 81 transitions. Word has length 20 [2021-10-29 05:19:44,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:19:44,581 INFO L470 AbstractCegarLoop]: Abstraction has 57 states and 81 transitions. [2021-10-29 05:19:44,582 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 4 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:19:44,582 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 81 transitions. [2021-10-29 05:19:44,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-29 05:19:44,584 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:19:44,587 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, 1] [2021-10-29 05:19:44,608 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-29 05:19:44,800 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:19:44,800 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 05:19:44,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:19:44,801 INFO L85 PathProgramCache]: Analyzing trace with hash -1277815295, now seen corresponding path program 1 times [2021-10-29 05:19:44,801 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:19:44,802 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [525213477] [2021-10-29 05:19:44,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:19:44,802 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:19:44,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:19:44,803 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:19:44,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-29 05:19:45,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:19:45,010 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:19:45,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:19:45,126 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 05:19:45,127 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:19:45,254 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 05:19:45,254 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:19:45,254 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [525213477] [2021-10-29 05:19:45,255 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [525213477] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:19:45,255 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:19:45,255 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-29 05:19:45,255 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833194878] [2021-10-29 05:19:45,256 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:19:45,257 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:19:45,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:19:45,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:19:45,260 INFO L87 Difference]: Start difference. First operand 57 states and 81 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 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 05:19:45,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:19:45,292 INFO L93 Difference]: Finished difference Result 183 states and 267 transitions. [2021-10-29 05:19:45,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 05:19:45,293 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 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 26 [2021-10-29 05:19:45,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:19:45,295 INFO L225 Difference]: With dead ends: 183 [2021-10-29 05:19:45,296 INFO L226 Difference]: Without dead ends: 133 [2021-10-29 05:19:45,299 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:19:45,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2021-10-29 05:19:45,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 79. [2021-10-29 05:19:45,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 78 states have (on average 1.4615384615384615) internal successors, (114), 78 states have internal predecessors, (114), 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 05:19:45,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 114 transitions. [2021-10-29 05:19:45,322 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 114 transitions. Word has length 26 [2021-10-29 05:19:45,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:19:45,323 INFO L470 AbstractCegarLoop]: Abstraction has 79 states and 114 transitions. [2021-10-29 05:19:45,324 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 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 05:19:45,324 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 114 transitions. [2021-10-29 05:19:45,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-10-29 05:19:45,326 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:19:45,326 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, 1, 1, 1] [2021-10-29 05:19:45,353 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-29 05:19:45,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:19:45,554 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 05:19:45,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:19:45,554 INFO L85 PathProgramCache]: Analyzing trace with hash 120130499, now seen corresponding path program 1 times [2021-10-29 05:19:45,555 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:19:45,555 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [174179380] [2021-10-29 05:19:45,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:19:45,555 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:19:45,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:19:45,559 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:19:45,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-29 05:19:45,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:19:45,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:19:45,778 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:19:45,850 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 05:19:45,850 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:19:45,913 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 05:19:45,913 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:19:45,914 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [174179380] [2021-10-29 05:19:45,914 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [174179380] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:19:45,915 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:19:45,915 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-29 05:19:45,915 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225742138] [2021-10-29 05:19:45,916 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 05:19:45,916 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:19:45,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 05:19:45,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:19:45,917 INFO L87 Difference]: Start difference. First operand 79 states and 114 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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 05:19:45,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:19:45,989 INFO L93 Difference]: Finished difference Result 175 states and 255 transitions. [2021-10-29 05:19:45,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:19:45,990 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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 28 [2021-10-29 05:19:45,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:19:45,992 INFO L225 Difference]: With dead ends: 175 [2021-10-29 05:19:45,992 INFO L226 Difference]: Without dead ends: 103 [2021-10-29 05:19:45,992 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 53 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 05:19:45,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2021-10-29 05:19:46,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 101. [2021-10-29 05:19:46,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 100 states have (on average 1.42) internal successors, (142), 100 states have internal predecessors, (142), 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 05:19:46,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 142 transitions. [2021-10-29 05:19:46,010 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 142 transitions. Word has length 28 [2021-10-29 05:19:46,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:19:46,011 INFO L470 AbstractCegarLoop]: Abstraction has 101 states and 142 transitions. [2021-10-29 05:19:46,011 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 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 05:19:46,011 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 142 transitions. [2021-10-29 05:19:46,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-29 05:19:46,016 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:19:46,016 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, 1, 1, 1, 1] [2021-10-29 05:19:46,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-29 05:19:46,228 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:19:46,229 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 05:19:46,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:19:46,229 INFO L85 PathProgramCache]: Analyzing trace with hash -1546294710, now seen corresponding path program 1 times [2021-10-29 05:19:46,230 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:19:46,230 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1268312177] [2021-10-29 05:19:46,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:19:46,231 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:19:46,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:19:46,232 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:19:46,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-29 05:19:46,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:19:46,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:19:46,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:19:46,587 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 05:19:46,587 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:19:46,672 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 05:19:46,672 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:19:46,672 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1268312177] [2021-10-29 05:19:46,672 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1268312177] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:19:46,673 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:19:46,673 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 05:19:46,673 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353929915] [2021-10-29 05:19:46,673 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:19:46,673 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:19:46,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:19:46,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:19:46,674 INFO L87 Difference]: Start difference. First operand 101 states and 142 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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 05:19:46,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:19:46,857 INFO L93 Difference]: Finished difference Result 332 states and 468 transitions. [2021-10-29 05:19:46,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-29 05:19:46,858 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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 29 [2021-10-29 05:19:46,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:19:46,860 INFO L225 Difference]: With dead ends: 332 [2021-10-29 05:19:46,860 INFO L226 Difference]: Without dead ends: 238 [2021-10-29 05:19:46,861 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-29 05:19:46,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2021-10-29 05:19:46,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 99. [2021-10-29 05:19:46,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 98 states have (on average 1.3877551020408163) internal successors, (136), 98 states have internal predecessors, (136), 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 05:19:46,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 136 transitions. [2021-10-29 05:19:46,873 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 136 transitions. Word has length 29 [2021-10-29 05:19:46,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:19:46,874 INFO L470 AbstractCegarLoop]: Abstraction has 99 states and 136 transitions. [2021-10-29 05:19:46,874 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 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 05:19:46,874 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 136 transitions. [2021-10-29 05:19:46,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 05:19:46,875 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:19:46,875 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:19:46,893 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-29 05:19:47,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:19:47,088 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 05:19:47,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:19:47,088 INFO L85 PathProgramCache]: Analyzing trace with hash -1771234378, now seen corresponding path program 1 times [2021-10-29 05:19:47,089 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:19:47,089 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [600344504] [2021-10-29 05:19:47,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:19:47,089 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:19:47,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:19:47,092 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:19:47,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-29 05:19:47,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:19:47,320 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:19:47,322 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:19:47,450 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 05:19:47,450 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:19:47,550 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 05:19:47,550 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:19:47,550 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [600344504] [2021-10-29 05:19:47,550 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [600344504] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:19:47,551 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:19:47,551 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 05:19:47,551 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047561438] [2021-10-29 05:19:47,551 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-29 05:19:47,552 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:19:47,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-29 05:19:47,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:19:47,553 INFO L87 Difference]: Start difference. First operand 99 states and 136 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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 05:19:47,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:19:47,629 INFO L93 Difference]: Finished difference Result 284 states and 390 transitions. [2021-10-29 05:19:47,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-29 05:19:47,630 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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 37 [2021-10-29 05:19:47,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:19:47,631 INFO L225 Difference]: With dead ends: 284 [2021-10-29 05:19:47,631 INFO L226 Difference]: Without dead ends: 192 [2021-10-29 05:19:47,632 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-29 05:19:47,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2021-10-29 05:19:47,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 105. [2021-10-29 05:19:47,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 104 states have (on average 1.3653846153846154) internal successors, (142), 104 states have internal predecessors, (142), 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 05:19:47,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 142 transitions. [2021-10-29 05:19:47,644 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 142 transitions. Word has length 37 [2021-10-29 05:19:47,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:19:47,644 INFO L470 AbstractCegarLoop]: Abstraction has 105 states and 142 transitions. [2021-10-29 05:19:47,644 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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 05:19:47,645 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 142 transitions. [2021-10-29 05:19:47,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 05:19:47,645 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:19:47,646 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:19:47,656 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-29 05:19:47,853 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:19:47,853 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 05:19:47,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:19:47,854 INFO L85 PathProgramCache]: Analyzing trace with hash 1512615668, now seen corresponding path program 1 times [2021-10-29 05:19:47,854 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:19:47,855 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [207396437] [2021-10-29 05:19:47,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:19:47,855 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:19:47,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:19:47,861 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:19:47,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-29 05:19:48,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:19:48,165 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-29 05:19:48,167 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:19:48,266 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 05:19:48,266 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:19:48,361 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 05:19:48,361 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:19:48,361 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [207396437] [2021-10-29 05:19:48,362 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [207396437] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:19:48,362 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:19:48,362 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2021-10-29 05:19:48,362 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676919429] [2021-10-29 05:19:48,363 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-29 05:19:48,363 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:19:48,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-29 05:19:48,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-10-29 05:19:48,364 INFO L87 Difference]: Start difference. First operand 105 states and 142 transitions. Second operand has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 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 05:19:48,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:19:48,423 INFO L93 Difference]: Finished difference Result 301 states and 407 transitions. [2021-10-29 05:19:48,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 05:19:48,424 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 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 37 [2021-10-29 05:19:48,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:19:48,425 INFO L225 Difference]: With dead ends: 301 [2021-10-29 05:19:48,425 INFO L226 Difference]: Without dead ends: 203 [2021-10-29 05:19:48,426 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-29 05:19:48,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2021-10-29 05:19:48,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 109. [2021-10-29 05:19:48,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 108 states have (on average 1.3518518518518519) internal successors, (146), 108 states have internal predecessors, (146), 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 05:19:48,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 146 transitions. [2021-10-29 05:19:48,441 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 146 transitions. Word has length 37 [2021-10-29 05:19:48,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:19:48,441 INFO L470 AbstractCegarLoop]: Abstraction has 109 states and 146 transitions. [2021-10-29 05:19:48,441 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 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 05:19:48,442 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 146 transitions. [2021-10-29 05:19:48,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-10-29 05:19:48,442 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:19:48,443 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:19:48,459 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-10-29 05:19:48,656 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:19:48,656 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 05:19:48,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:19:48,656 INFO L85 PathProgramCache]: Analyzing trace with hash 491547314, now seen corresponding path program 1 times [2021-10-29 05:19:48,657 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:19:48,657 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [594497918] [2021-10-29 05:19:48,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:19:48,657 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:19:48,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:19:48,658 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:19:48,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-10-29 05:19:48,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:19:48,950 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:19:48,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:19:49,090 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 05:19:49,090 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:19:49,214 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 05:19:49,215 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:19:49,215 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [594497918] [2021-10-29 05:19:49,215 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [594497918] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:19:49,215 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:19:49,215 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-29 05:19:49,215 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164171148] [2021-10-29 05:19:49,216 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:19:49,216 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:19:49,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:19:49,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:19:49,217 INFO L87 Difference]: Start difference. First operand 109 states and 146 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 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 05:19:49,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:19:49,330 INFO L93 Difference]: Finished difference Result 343 states and 464 transitions. [2021-10-29 05:19:49,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 05:19:49,330 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 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 37 [2021-10-29 05:19:49,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:19:49,333 INFO L225 Difference]: With dead ends: 343 [2021-10-29 05:19:49,333 INFO L226 Difference]: Without dead ends: 241 [2021-10-29 05:19:49,335 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 70 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 05:19:49,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2021-10-29 05:19:49,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 189. [2021-10-29 05:19:49,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189 states, 188 states have (on average 1.3457446808510638) internal successors, (253), 188 states have internal predecessors, (253), 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 05:19:49,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 253 transitions. [2021-10-29 05:19:49,367 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 253 transitions. Word has length 37 [2021-10-29 05:19:49,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:19:49,367 INFO L470 AbstractCegarLoop]: Abstraction has 189 states and 253 transitions. [2021-10-29 05:19:49,367 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 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 05:19:49,368 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 253 transitions. [2021-10-29 05:19:49,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-10-29 05:19:49,368 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:19:49,368 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:19:49,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-10-29 05:19:49,581 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:19:49,581 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 05:19:49,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:19:49,582 INFO L85 PathProgramCache]: Analyzing trace with hash 2027345266, now seen corresponding path program 1 times [2021-10-29 05:19:49,582 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:19:49,583 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1554107914] [2021-10-29 05:19:49,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:19:49,583 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:19:49,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:19:49,584 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:19:49,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-10-29 05:19:49,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:19:49,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-29 05:19:49,862 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:19:50,026 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 05:19:50,027 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:19:50,164 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 05:19:50,164 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:19:50,164 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1554107914] [2021-10-29 05:19:50,164 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1554107914] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:19:50,164 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:19:50,165 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-10-29 05:19:50,165 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361426488] [2021-10-29 05:19:50,165 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-29 05:19:50,165 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:19:50,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-29 05:19:50,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-29 05:19:50,166 INFO L87 Difference]: Start difference. First operand 189 states and 253 transitions. Second operand has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:19:51,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:19:51,780 INFO L93 Difference]: Finished difference Result 957 states and 1296 transitions. [2021-10-29 05:19:51,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-29 05:19:51,780 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2021-10-29 05:19:51,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:19:51,788 INFO L225 Difference]: With dead ends: 957 [2021-10-29 05:19:51,788 INFO L226 Difference]: Without dead ends: 775 [2021-10-29 05:19:51,789 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-10-29 05:19:51,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 775 states. [2021-10-29 05:19:51,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 775 to 344. [2021-10-29 05:19:51,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 344 states, 343 states have (on average 1.3265306122448979) internal successors, (455), 343 states have internal predecessors, (455), 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 05:19:51,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 455 transitions. [2021-10-29 05:19:51,862 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 455 transitions. Word has length 38 [2021-10-29 05:19:51,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:19:51,864 INFO L470 AbstractCegarLoop]: Abstraction has 344 states and 455 transitions. [2021-10-29 05:19:51,864 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.333333333333333) internal successors, (38), 5 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:19:51,864 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 455 transitions. [2021-10-29 05:19:51,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-10-29 05:19:51,865 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:19:51,865 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:19:51,881 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-10-29 05:19:52,077 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:19:52,078 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 05:19:52,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:19:52,078 INFO L85 PathProgramCache]: Analyzing trace with hash 80874501, now seen corresponding path program 1 times [2021-10-29 05:19:52,078 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:19:52,078 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [40028999] [2021-10-29 05:19:52,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:19:52,079 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:19:52,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:19:52,079 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:19:52,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-10-29 05:19:52,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:19:52,370 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:19:52,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:19:52,564 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:19:52,564 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:19:52,757 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:19:52,758 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:19:52,758 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [40028999] [2021-10-29 05:19:52,758 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [40028999] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:19:52,758 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1935457391] [2021-10-29 05:19:52,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:19:52,759 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-29 05:19:52,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/cvc4 [2021-10-29 05:19:52,761 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-29 05:19:52,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2021-10-29 05:19:53,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:19:53,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-29 05:19:53,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:19:53,325 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:19:53,325 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:19:53,485 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:19:53,485 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1935457391] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:19:53,485 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1417688347] [2021-10-29 05:19:53,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:19:53,485 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 05:19:53,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:19:53,489 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-29 05:19:53,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-10-29 05:19:53,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:19:53,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:19:53,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:19:54,016 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:19:54,016 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:19:54,171 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:19:54,171 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1417688347] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:19:54,171 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-29 05:19:54,171 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 8 [2021-10-29 05:19:54,172 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329083258] [2021-10-29 05:19:54,172 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-29 05:19:54,173 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:19:54,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-29 05:19:54,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-29 05:19:54,174 INFO L87 Difference]: Start difference. First operand 344 states and 455 transitions. Second operand has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 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 05:19:59,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:19:59,511 INFO L93 Difference]: Finished difference Result 851 states and 1141 transitions. [2021-10-29 05:19:59,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-29 05:19:59,512 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 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 59 [2021-10-29 05:19:59,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:19:59,517 INFO L225 Difference]: With dead ends: 851 [2021-10-29 05:19:59,517 INFO L226 Difference]: Without dead ends: 514 [2021-10-29 05:19:59,518 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 357 GetRequests, 346 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2021-10-29 05:19:59,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 514 states. [2021-10-29 05:19:59,572 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 514 to 326. [2021-10-29 05:19:59,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 326 states, 325 states have (on average 1.2892307692307692) internal successors, (419), 325 states have internal predecessors, (419), 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 05:19:59,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 419 transitions. [2021-10-29 05:19:59,575 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 419 transitions. Word has length 59 [2021-10-29 05:19:59,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:19:59,576 INFO L470 AbstractCegarLoop]: Abstraction has 326 states and 419 transitions. [2021-10-29 05:19:59,576 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.875) internal successors, (87), 8 states have internal predecessors, (87), 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 05:19:59,576 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 419 transitions. [2021-10-29 05:19:59,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-10-29 05:19:59,578 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:19:59,579 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 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] [2021-10-29 05:19:59,620 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-10-29 05:19:59,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-10-29 05:19:59,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2021-10-29 05:20:00,193 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt [2021-10-29 05:20:00,194 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:20:00,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:20:00,194 INFO L85 PathProgramCache]: Analyzing trace with hash -861507519, now seen corresponding path program 1 times [2021-10-29 05:20:00,195 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:20:00,195 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [835410267] [2021-10-29 05:20:00,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:20:00,195 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:20:00,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:20:00,196 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:20:00,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-10-29 05:20:00,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:20:00,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:20:00,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:20:00,988 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 78 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-10-29 05:20:00,989 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:20:01,362 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 78 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-10-29 05:20:01,362 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:20:01,362 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [835410267] [2021-10-29 05:20:01,363 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [835410267] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:20:01,363 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [212229590] [2021-10-29 05:20:01,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:20:01,363 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-29 05:20:01,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/cvc4 [2021-10-29 05:20:01,364 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-29 05:20:01,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2021-10-29 05:20:01,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:20:01,881 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:20:01,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:20:02,250 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 05:20:02,250 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:20:02,585 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 61 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 05:20:02,586 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [212229590] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:20:02,586 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1453224826] [2021-10-29 05:20:02,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:20:02,586 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 05:20:02,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:20:02,593 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-29 05:20:02,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-10-29 05:20:03,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:20:03,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-29 05:20:03,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:20:03,381 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 92 proven. 2 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-10-29 05:20:03,381 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:20:03,723 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-10-29 05:20:03,723 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1453224826] provided 1 perfect and 1 imperfect interpolant sequences [2021-10-29 05:20:03,724 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 5 imperfect interpolant sequences. [2021-10-29 05:20:03,724 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5, 5, 5, 5, 8] total 18 [2021-10-29 05:20:03,724 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098676260] [2021-10-29 05:20:03,725 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-29 05:20:03,725 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:20:03,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-29 05:20:03,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=256, Unknown=0, NotChecked=0, Total=306 [2021-10-29 05:20:03,726 INFO L87 Difference]: Start difference. First operand 326 states and 419 transitions. Second operand has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 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 05:20:04,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:20:04,326 INFO L93 Difference]: Finished difference Result 1356 states and 1754 transitions. [2021-10-29 05:20:04,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-29 05:20:04,327 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 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 105 [2021-10-29 05:20:04,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:20:04,333 INFO L225 Difference]: With dead ends: 1356 [2021-10-29 05:20:04,334 INFO L226 Difference]: Without dead ends: 1037 [2021-10-29 05:20:04,335 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 645 GetRequests, 617 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=161, Invalid=709, Unknown=0, NotChecked=0, Total=870 [2021-10-29 05:20:04,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1037 states. [2021-10-29 05:20:04,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1037 to 585. [2021-10-29 05:20:04,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 585 states, 584 states have (on average 1.3047945205479452) internal successors, (762), 584 states have internal predecessors, (762), 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 05:20:04,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 585 states and 762 transitions. [2021-10-29 05:20:04,418 INFO L78 Accepts]: Start accepts. Automaton has 585 states and 762 transitions. Word has length 105 [2021-10-29 05:20:04,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:20:04,419 INFO L470 AbstractCegarLoop]: Abstraction has 585 states and 762 transitions. [2021-10-29 05:20:04,420 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.5) internal successors, (92), 8 states have internal predecessors, (92), 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 05:20:04,420 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 762 transitions. [2021-10-29 05:20:04,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-10-29 05:20:04,427 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:20:04,429 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 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] [2021-10-29 05:20:04,436 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2021-10-29 05:20:04,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-10-29 05:20:04,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (14)] Ended with exit code 0 [2021-10-29 05:20:05,032 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:20:05,032 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:20:05,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:20:05,033 INFO L85 PathProgramCache]: Analyzing trace with hash -236050884, now seen corresponding path program 1 times [2021-10-29 05:20:05,033 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:20:05,033 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1915600462] [2021-10-29 05:20:05,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:20:05,034 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:20:05,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:20:05,034 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:20:05,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-10-29 05:20:05,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:20:05,583 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:20:05,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:20:05,826 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-10-29 05:20:05,826 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:20:06,126 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-10-29 05:20:06,126 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:20:06,126 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1915600462] [2021-10-29 05:20:06,127 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1915600462] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:20:06,127 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:20:06,127 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-29 05:20:06,127 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695735389] [2021-10-29 05:20:06,128 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-29 05:20:06,128 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:20:06,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-29 05:20:06,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-29 05:20:06,129 INFO L87 Difference]: Start difference. First operand 585 states and 762 transitions. Second operand has 8 states, 8 states have (on average 14.625) internal successors, (117), 8 states have internal predecessors, (117), 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 05:20:07,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:20:07,865 INFO L93 Difference]: Finished difference Result 1406 states and 1816 transitions. [2021-10-29 05:20:07,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-29 05:20:07,865 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 14.625) internal successors, (117), 8 states have internal predecessors, (117), 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 107 [2021-10-29 05:20:07,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:20:07,870 INFO L225 Difference]: With dead ends: 1406 [2021-10-29 05:20:07,870 INFO L226 Difference]: Without dead ends: 828 [2021-10-29 05:20:07,871 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-10-29 05:20:07,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 828 states. [2021-10-29 05:20:07,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 828 to 585. [2021-10-29 05:20:07,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 585 states, 584 states have (on average 1.2893835616438356) internal successors, (753), 584 states have internal predecessors, (753), 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 05:20:07,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 585 states and 753 transitions. [2021-10-29 05:20:07,946 INFO L78 Accepts]: Start accepts. Automaton has 585 states and 753 transitions. Word has length 107 [2021-10-29 05:20:07,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:20:07,946 INFO L470 AbstractCegarLoop]: Abstraction has 585 states and 753 transitions. [2021-10-29 05:20:07,947 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.625) internal successors, (117), 8 states have internal predecessors, (117), 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 05:20:07,947 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 753 transitions. [2021-10-29 05:20:07,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-10-29 05:20:07,949 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:20:07,949 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-29 05:20:07,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-10-29 05:20:08,152 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:20:08,152 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:20:08,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:20:08,153 INFO L85 PathProgramCache]: Analyzing trace with hash -1233561364, now seen corresponding path program 1 times [2021-10-29 05:20:08,153 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:20:08,153 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1040607438] [2021-10-29 05:20:08,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:20:08,154 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:20:08,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:20:08,155 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:20:08,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-10-29 05:20:08,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:20:08,756 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:20:08,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:20:09,057 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 64 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 05:20:09,057 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:20:09,378 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 64 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 05:20:09,378 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:20:09,378 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1040607438] [2021-10-29 05:20:09,378 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1040607438] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:20:09,378 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1597652444] [2021-10-29 05:20:09,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:20:09,379 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-29 05:20:09,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/cvc4 [2021-10-29 05:20:09,380 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-29 05:20:09,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2021-10-29 05:20:10,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:20:10,110 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:20:10,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:20:10,382 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 64 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 05:20:10,382 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:20:10,687 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 64 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 05:20:10,687 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1597652444] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:20:10,688 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1171593303] [2021-10-29 05:20:10,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:20:10,688 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 05:20:10,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:20:10,689 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-29 05:20:10,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-10-29 05:20:11,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:20:11,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:20:11,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:20:11,670 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 64 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 05:20:11,670 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:20:11,964 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 64 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 05:20:11,965 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1171593303] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:20:11,965 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-29 05:20:11,965 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 5 [2021-10-29 05:20:11,965 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008248333] [2021-10-29 05:20:11,966 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-29 05:20:11,966 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:20:11,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-29 05:20:11,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-29 05:20:11,967 INFO L87 Difference]: Start difference. First operand 585 states and 753 transitions. Second operand has 6 states, 6 states have (on average 13.5) internal successors, (81), 5 states have internal predecessors, (81), 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 05:20:12,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:20:12,400 INFO L93 Difference]: Finished difference Result 3271 states and 4249 transitions. [2021-10-29 05:20:12,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-29 05:20:12,401 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 5 states have internal predecessors, (81), 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 108 [2021-10-29 05:20:12,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:20:12,420 INFO L225 Difference]: With dead ends: 3271 [2021-10-29 05:20:12,421 INFO L226 Difference]: Without dead ends: 2693 [2021-10-29 05:20:12,424 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 648 GetRequests, 638 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-10-29 05:20:12,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2693 states. [2021-10-29 05:20:12,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2693 to 1149. [2021-10-29 05:20:12,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1149 states, 1148 states have (on average 1.2665505226480835) internal successors, (1454), 1148 states have internal predecessors, (1454), 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 05:20:12,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 1149 states and 1454 transitions. [2021-10-29 05:20:12,617 INFO L78 Accepts]: Start accepts. Automaton has 1149 states and 1454 transitions. Word has length 108 [2021-10-29 05:20:12,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:20:12,618 INFO L470 AbstractCegarLoop]: Abstraction has 1149 states and 1454 transitions. [2021-10-29 05:20:12,618 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 5 states have internal predecessors, (81), 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 05:20:12,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 1454 transitions. [2021-10-29 05:20:12,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-10-29 05:20:12,621 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:20:12,621 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-29 05:20:12,662 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-10-29 05:20:12,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-10-29 05:20:13,047 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2021-10-29 05:20:13,243 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt [2021-10-29 05:20:13,243 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:20:13,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:20:13,243 INFO L85 PathProgramCache]: Analyzing trace with hash -1586824732, now seen corresponding path program 1 times [2021-10-29 05:20:13,244 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:20:13,244 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [913430733] [2021-10-29 05:20:13,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:20:13,244 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:20:13,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:20:13,245 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:20:13,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-10-29 05:20:13,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:20:13,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 320 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:20:13,941 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:20:14,170 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-10-29 05:20:14,170 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:20:14,447 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-10-29 05:20:14,447 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:20:14,447 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [913430733] [2021-10-29 05:20:14,447 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [913430733] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:20:14,447 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:20:14,448 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-29 05:20:14,448 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861771838] [2021-10-29 05:20:14,448 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-29 05:20:14,448 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:20:14,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-29 05:20:14,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-29 05:20:14,449 INFO L87 Difference]: Start difference. First operand 1149 states and 1454 transitions. Second operand has 10 states, 10 states have (on average 9.0) internal successors, (90), 10 states have internal predecessors, (90), 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 05:20:16,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:20:16,471 INFO L93 Difference]: Finished difference Result 4095 states and 5202 transitions. [2021-10-29 05:20:16,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-29 05:20:16,472 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 9.0) internal successors, (90), 10 states have internal predecessors, (90), 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 109 [2021-10-29 05:20:16,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:20:16,488 INFO L225 Difference]: With dead ends: 4095 [2021-10-29 05:20:16,488 INFO L226 Difference]: Without dead ends: 2953 [2021-10-29 05:20:16,490 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2021-10-29 05:20:16,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2953 states. [2021-10-29 05:20:16,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2953 to 1123. [2021-10-29 05:20:16,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1123 states, 1122 states have (on average 1.2433155080213905) internal successors, (1395), 1122 states have internal predecessors, (1395), 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 05:20:16,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 1123 states and 1395 transitions. [2021-10-29 05:20:16,679 INFO L78 Accepts]: Start accepts. Automaton has 1123 states and 1395 transitions. Word has length 109 [2021-10-29 05:20:16,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:20:16,679 INFO L470 AbstractCegarLoop]: Abstraction has 1123 states and 1395 transitions. [2021-10-29 05:20:16,680 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.0) internal successors, (90), 10 states have internal predecessors, (90), 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 05:20:16,680 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 1395 transitions. [2021-10-29 05:20:16,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-10-29 05:20:16,683 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:20:16,683 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-29 05:20:16,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (21)] Ended with exit code 0 [2021-10-29 05:20:16,900 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:20:16,901 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:20:16,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:20:16,901 INFO L85 PathProgramCache]: Analyzing trace with hash -608452502, now seen corresponding path program 1 times [2021-10-29 05:20:16,902 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:20:16,902 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [637601966] [2021-10-29 05:20:16,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:20:16,902 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:20:16,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:20:16,903 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:20:16,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2021-10-29 05:20:17,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:20:17,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:20:17,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:20:17,867 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-29 05:20:17,867 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:20:18,102 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-29 05:20:18,102 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:20:18,103 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [637601966] [2021-10-29 05:20:18,103 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [637601966] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:20:18,103 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:20:18,103 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-10-29 05:20:18,103 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554534759] [2021-10-29 05:20:18,104 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-29 05:20:18,104 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:20:18,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-29 05:20:18,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-10-29 05:20:18,105 INFO L87 Difference]: Start difference. First operand 1123 states and 1395 transitions. Second operand has 10 states, 10 states have (on average 10.1) internal successors, (101), 10 states have internal predecessors, (101), 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 05:20:20,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:20:20,008 INFO L93 Difference]: Finished difference Result 3198 states and 3991 transitions. [2021-10-29 05:20:20,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-29 05:20:20,008 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 10.1) internal successors, (101), 10 states have internal predecessors, (101), 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 110 [2021-10-29 05:20:20,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:20:20,018 INFO L225 Difference]: With dead ends: 3198 [2021-10-29 05:20:20,018 INFO L226 Difference]: Without dead ends: 2082 [2021-10-29 05:20:20,020 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=66, Invalid=144, Unknown=0, NotChecked=0, Total=210 [2021-10-29 05:20:20,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2082 states. [2021-10-29 05:20:20,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2082 to 1012. [2021-10-29 05:20:20,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1012 states, 1011 states have (on average 1.2423343224530168) internal successors, (1256), 1011 states have internal predecessors, (1256), 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 05:20:20,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1012 states to 1012 states and 1256 transitions. [2021-10-29 05:20:20,208 INFO L78 Accepts]: Start accepts. Automaton has 1012 states and 1256 transitions. Word has length 110 [2021-10-29 05:20:20,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:20:20,209 INFO L470 AbstractCegarLoop]: Abstraction has 1012 states and 1256 transitions. [2021-10-29 05:20:20,209 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 10.1) internal successors, (101), 10 states have internal predecessors, (101), 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 05:20:20,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1012 states and 1256 transitions. [2021-10-29 05:20:20,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-10-29 05:20:20,212 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:20:20,212 INFO L513 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2021-10-29 05:20:20,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (22)] Forceful destruction successful, exit code 0 [2021-10-29 05:20:20,426 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:20:20,427 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-29 05:20:20,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:20:20,427 INFO L85 PathProgramCache]: Analyzing trace with hash 59152678, now seen corresponding path program 2 times [2021-10-29 05:20:20,428 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:20:20,428 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1894330366] [2021-10-29 05:20:20,428 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-29 05:20:20,428 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:20:20,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:20:20,429 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:20:20,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2021-10-29 05:20:22,964 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-29 05:20:22,964 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-29 05:20:22,994 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-29 05:20:22,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:20:23,327 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 20 proven. 81 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 05:20:23,327 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:20:23,736 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 20 proven. 81 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 05:20:23,736 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:20:23,736 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1894330366] [2021-10-29 05:20:23,736 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1894330366] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:20:23,736 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [450894637] [2021-10-29 05:20:23,736 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-29 05:20:23,736 INFO L170 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-10-29 05:20:23,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/cvc4 [2021-10-29 05:20:23,737 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-10-29 05:20:23,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2021-10-29 05:20:26,905 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-29 05:20:26,905 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-29 05:20:26,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-29 05:20:26,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:20:27,265 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 64 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-10-29 05:20:27,265 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:20:27,550 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 64 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-10-29 05:20:27,550 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [450894637] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:20:27,550 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [283371998] [2021-10-29 05:20:27,551 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-29 05:20:27,551 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-29 05:20:27,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:20:27,552 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-29 05:20:27,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2021-10-29 05:20:29,840 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-29 05:20:29,840 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-29 05:20:29,848 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-29 05:20:29,851 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:20:30,153 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 64 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-10-29 05:20:30,153 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:20:30,373 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 64 proven. 2 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-10-29 05:20:30,373 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [283371998] provided 0 perfect and 2 imperfect interpolant sequences [2021-10-29 05:20:30,374 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-29 05:20:30,374 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 7, 7, 7, 7] total 14 [2021-10-29 05:20:30,374 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039588066] [2021-10-29 05:20:30,375 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-10-29 05:20:30,375 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:20:30,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-10-29 05:20:30,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2021-10-29 05:20:30,376 INFO L87 Difference]: Start difference. First operand 1012 states and 1256 transitions. Second operand has 14 states, 14 states have (on average 17.5) internal successors, (245), 14 states have internal predecessors, (245), 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 05:20:34,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:20:34,641 INFO L93 Difference]: Finished difference Result 2135 states and 2657 transitions. [2021-10-29 05:20:34,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-29 05:20:34,642 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 17.5) internal successors, (245), 14 states have internal predecessors, (245), 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 110 [2021-10-29 05:20:34,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:20:34,643 INFO L225 Difference]: With dead ends: 2135 [2021-10-29 05:20:34,643 INFO L226 Difference]: Without dead ends: 0 [2021-10-29 05:20:34,646 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 667 GetRequests, 646 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=122, Invalid=384, Unknown=0, NotChecked=0, Total=506 [2021-10-29 05:20:34,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-29 05:20:34,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-29 05:20:34,647 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 05:20:34,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-29 05:20:34,647 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 110 [2021-10-29 05:20:34,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:20:34,647 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-29 05:20:34,648 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 17.5) internal successors, (245), 14 states have internal predecessors, (245), 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 05:20:34,648 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-29 05:20:34,648 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 05:20:34,651 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:20:34,652 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:20:34,652 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:20:34,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2021-10-29 05:20:34,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (23)] Ended with exit code 0 [2021-10-29 05:20:35,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2021-10-29 05:20:35,277 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/z3 -smt2 -in SMTLIB2_COMPLIANT=true,23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3,24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/cvc4 --incremental --print-success --lang smt [2021-10-29 05:20:35,279 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-29 05:20:35,283 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:37,100 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:37,101 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:37,102 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:37,105 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:37,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:37,926 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:37,927 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:37,927 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:37,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:37,929 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:37,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:37,930 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:37,931 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:38,632 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:40,142 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:40,143 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:40,143 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:40,145 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:40,307 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:40,308 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:40,310 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:40,590 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:40,607 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:40,609 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:40,609 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:40,610 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:40,610 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:40,627 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:40,627 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:40,628 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:41,526 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:42,675 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:42,675 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:42,675 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:42,676 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:42,676 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:42,677 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:42,677 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:42,680 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:42,680 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:42,681 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:42,714 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:42,715 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:42,722 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:42,722 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:42,774 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:44,156 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:45,382 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:46,806 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:46,807 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:46,808 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:46,808 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:46,808 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:46,809 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:48,012 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:48,013 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:48,013 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:48,014 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:48,015 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:48,016 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:48,017 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:20:48,319 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-29 05:21:06,426 WARN L207 SmtUtils]: Spent 8.25 s on a formula simplification. DAG size of input: 565 DAG size of output: 81 [2021-10-29 05:21:15,833 WARN L207 SmtUtils]: Spent 5.76 s on a formula simplification. DAG size of input: 457 DAG size of output: 77 [2021-10-29 05:21:22,689 WARN L207 SmtUtils]: Spent 6.85 s on a formula simplification. DAG size of input: 487 DAG size of output: 76 [2021-10-29 05:21:32,141 WARN L207 SmtUtils]: Spent 8.45 s on a formula simplification. DAG size of input: 567 DAG size of output: 78 [2021-10-29 05:21:39,880 WARN L207 SmtUtils]: Spent 7.74 s on a formula simplification. DAG size of input: 538 DAG size of output: 81 [2021-10-29 05:21:47,537 WARN L207 SmtUtils]: Spent 7.65 s on a formula simplification. DAG size of input: 577 DAG size of output: 80 [2021-10-29 05:21:55,280 WARN L207 SmtUtils]: Spent 7.74 s on a formula simplification. DAG size of input: 540 DAG size of output: 73 [2021-10-29 05:21:57,135 INFO L853 garLoopResultBuilder]: At program point L200-7(lines 193 203) the Hoare annotation is: false [2021-10-29 05:21:57,135 INFO L853 garLoopResultBuilder]: At program point L200-8(lines 193 203) the Hoare annotation is: false [2021-10-29 05:21:57,135 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-29 05:21:57,135 INFO L857 garLoopResultBuilder]: For program point L366(line 366) no Hoare annotation was computed. [2021-10-29 05:21:57,135 INFO L857 garLoopResultBuilder]: For program point L333(lines 333 339) no Hoare annotation was computed. [2021-10-29 05:21:57,136 INFO L853 garLoopResultBuilder]: At program point L333-1(lines 333 339) the Hoare annotation is: (let ((.cse19 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse21 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9)) (.cse11 (= (_ bv0 32) ~pumpRunning~0)) (.cse14 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse7 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2 (_ bv1 32))) (.cse16 (not .cse14)) (.cse12 (= ~waterLevel~0 (_ bv1 32))) (.cse17 (or (and .cse0 .cse19 .cse11) (and .cse0 .cse21 .cse11))) (.cse6 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse13 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse2 (not .cse21)) (.cse10 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse3 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9)) (.cse4 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse15 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse18 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse5 (= ~waterLevel~0 (_ bv0 32))) (.cse8 (not (= ~systemActive~0 (_ bv0 32)))) (.cse20 (= ULTIMATE.start_processEnvironment_~tmp~1 (_ bv0 32))) (.cse9 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse2 .cse3 .cse4 .cse10 .cse5 .cse6 .cse11) (and .cse0 .cse1 .cse2 .cse10 .cse12 .cse13 .cse6 .cse8) (and .cse0 .cse1 .cse14 .cse15 .cse13 .cse8) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse15 .cse5 .cse7 .cse8 .cse9) (and .cse15 .cse16 .cse12 .cse17 .cse13) (and .cse0 .cse1 .cse2 .cse10 .cse15 .cse12 .cse13 .cse8) (and .cse0 .cse1 .cse14 .cse13 .cse6 .cse8) (and .cse0 .cse14 .cse13 .cse6 .cse11) (and .cse16 .cse12 .cse17 .cse13 .cse6) (and .cse0 .cse1 .cse3 .cse4 .cse18 .cse5 .cse19 .cse6 .cse8 .cse20 .cse9) (and .cse0 .cse14 .cse15 .cse13 .cse11) (and .cse0 .cse2 .cse3 .cse4 .cse10 .cse15 .cse5 .cse11) (and .cse0 .cse1 .cse3 .cse4 .cse15 .cse18 .cse5 .cse19 .cse8 .cse20 .cse9)))) [2021-10-29 05:21:57,136 INFO L853 garLoopResultBuilder]: At program point L994(lines 985 998) the Hoare annotation is: false [2021-10-29 05:21:57,136 INFO L853 garLoopResultBuilder]: At program point L994-1(lines 985 998) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse7 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9)) (.cse8 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse9 (= ~waterLevel~0 (_ bv0 32))) (.cse10 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse6 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse11 (= ~waterLevel~0 (_ bv1 32))) (.cse5 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse3 (not (= ~systemActive~0 (_ bv0 32)))) (.cse4 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse5 .cse3 .cse4) (and .cse0 .cse6 .cse7 .cse8 .cse2 .cse9 .cse10 .cse3 .cse4) (and .cse0 .cse6 .cse7 .cse8 .cse9 .cse10 .cse5 .cse3 .cse4) (and .cse0 .cse6 .cse2 .cse11 .cse3 .cse4) (and .cse0 .cse6 .cse11 .cse5 .cse3 .cse4))) [2021-10-29 05:21:57,136 INFO L853 garLoopResultBuilder]: At program point L994-2(lines 985 998) the Hoare annotation is: false [2021-10-29 05:21:57,136 INFO L853 garLoopResultBuilder]: At program point L994-3(lines 985 998) the Hoare annotation is: false [2021-10-29 05:21:57,136 INFO L853 garLoopResultBuilder]: At program point L994-4(lines 985 998) the Hoare annotation is: false [2021-10-29 05:21:57,136 INFO L853 garLoopResultBuilder]: At program point L994-5(lines 985 998) the Hoare annotation is: false [2021-10-29 05:21:57,136 INFO L853 garLoopResultBuilder]: At program point L863(lines 858 865) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:21:57,137 INFO L857 garLoopResultBuilder]: For program point L369(lines 369 373) no Hoare annotation was computed. [2021-10-29 05:21:57,137 INFO L857 garLoopResultBuilder]: For program point L369-1(lines 369 373) no Hoare annotation was computed. [2021-10-29 05:21:57,137 INFO L857 garLoopResultBuilder]: For program point L139(lines 139 156) no Hoare annotation was computed. [2021-10-29 05:21:57,137 INFO L857 garLoopResultBuilder]: For program point L139-1(lines 139 156) no Hoare annotation was computed. [2021-10-29 05:21:57,137 INFO L857 garLoopResultBuilder]: For program point L139-2(lines 139 156) no Hoare annotation was computed. [2021-10-29 05:21:57,137 INFO L857 garLoopResultBuilder]: For program point L272(lines 272 278) no Hoare annotation was computed. [2021-10-29 05:21:57,138 INFO L853 garLoopResultBuilder]: At program point L272-1(lines 272 278) the Hoare annotation is: (let ((.cse1 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9)) (.cse2 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse4 (= ~waterLevel~0 (_ bv0 32))) (.cse6 (= ~waterLevel~0 (_ bv1 32))) (.cse7 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse8 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse9 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse5 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse3 .cse6 .cse5) (and .cse0 .cse1 .cse2 .cse4 .cse7 .cse5) (and .cse0 .cse8 .cse9 .cse7 .cse5) (and .cse0 .cse6 .cse7 .cse5) (and .cse0 .cse8 .cse3 .cse9 .cse5))) [2021-10-29 05:21:57,138 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-29 05:21:57,138 INFO L857 garLoopResultBuilder]: For program point L307(lines 307 313) no Hoare annotation was computed. [2021-10-29 05:21:57,138 INFO L853 garLoopResultBuilder]: At program point L307-1(lines 307 313) the Hoare annotation is: (let ((.cse17 (= ~waterLevel~0 (_ bv1 32))) (.cse9 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse14 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse15 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9))) (.cse2 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9)) (.cse3 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse16 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse7 (= ~waterLevel~0 (_ bv0 32))) (.cse13 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse10 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse11 (= ~waterLevel~0 (_ bv2 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse12 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse8 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2 (_ bv1 32)) .cse8 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (and .cse0 .cse2 .cse3 .cse7 .cse9 .cse8 .cse10) (and .cse0 .cse11 .cse4 .cse12 .cse8 .cse10) (and .cse0 .cse11 .cse9 .cse8 .cse10) (and .cse0 .cse2 .cse3 .cse4 .cse7 .cse13 .cse8 .cse10) (and .cse0 .cse14 .cse15 .cse2 .cse3 .cse16 .cse7 .cse13 .cse9 .cse10) (and .cse0 .cse14 .cse15 .cse16 .cse4 .cse17 .cse12 .cse10) (and .cse0 .cse4 .cse17 .cse13 .cse8 .cse10) (and .cse0 .cse14 .cse15 .cse16 .cse17 .cse12 .cse9 .cse10) (and .cse0 .cse1 .cse15 .cse16 .cse4 .cse5 .cse6 .cse17 .cse12 .cse8) (and .cse0 .cse11 .cse14 .cse12 .cse9 .cse10) (and .cse0 .cse15 .cse16 .cse17 .cse12 .cse9 .cse8 .cse10) (and .cse0 .cse11 .cse14 .cse4 .cse10) (and .cse0 .cse14 .cse15 .cse2 .cse3 .cse16 .cse4 .cse7 .cse13 .cse10) (and .cse0 .cse1 .cse11 .cse4 .cse5 .cse6 .cse12 .cse8))) [2021-10-29 05:21:57,138 INFO L857 garLoopResultBuilder]: For program point L175(lines 175 181) no Hoare annotation was computed. [2021-10-29 05:21:57,139 INFO L857 garLoopResultBuilder]: For program point L175-2(lines 175 181) no Hoare annotation was computed. [2021-10-29 05:21:57,139 INFO L857 garLoopResultBuilder]: For program point L175-4(lines 175 181) no Hoare annotation was computed. [2021-10-29 05:21:57,139 INFO L857 garLoopResultBuilder]: For program point L175-6(lines 175 181) no Hoare annotation was computed. [2021-10-29 05:21:57,139 INFO L857 garLoopResultBuilder]: For program point L175-8(lines 175 181) no Hoare annotation was computed. [2021-10-29 05:21:57,139 INFO L857 garLoopResultBuilder]: For program point L175-10(lines 175 181) no Hoare annotation was computed. [2021-10-29 05:21:57,140 INFO L853 garLoopResultBuilder]: At program point L209(lines 204 212) the Hoare annotation is: (let ((.cse7 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2 (_ bv1 32))) (.cse6 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse10 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse11 (= (_ bv0 32) ~pumpRunning~0)) (.cse13 (= ~waterLevel~0 (_ bv2 32))) (.cse3 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9)) (.cse4 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse17 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse5 (= ~waterLevel~0 (_ bv0 32))) (.cse18 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse19 (= ULTIMATE.start_processEnvironment_~tmp~1 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9))) (.cse15 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse12 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse16 (= ~waterLevel~0 (_ bv1 32))) (.cse14 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse8 (not (= ~systemActive~0 (_ bv0 32)))) (.cse9 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse10 .cse3 .cse4 .cse5 .cse6 .cse11) (and .cse0 .cse10 .cse3 .cse4 .cse12 .cse5 .cse11) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse12 .cse5 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse13 .cse14 .cse6 .cse8 .cse9) (and .cse0 .cse1 .cse2 .cse15 .cse16 .cse14 .cse6 .cse8 .cse9) (and .cse0 .cse1 .cse3 .cse4 .cse17 .cse5 .cse18 .cse6 .cse8 .cse19 .cse9) (and .cse0 .cse13 .cse10 .cse6 .cse11) (and .cse0 .cse10 .cse12 .cse16 .cse11) (and .cse0 .cse10 .cse16 .cse6 .cse11) (and .cse0 .cse13 .cse10 .cse12 .cse11) (and .cse0 .cse1 .cse13 .cse12 .cse8 .cse9) (and .cse0 .cse1 .cse3 .cse4 .cse12 .cse17 .cse5 .cse18 .cse8 .cse19 .cse9) (and .cse0 .cse1 .cse2 .cse15 .cse12 .cse16 .cse14 .cse8 .cse9))) [2021-10-29 05:21:57,140 INFO L853 garLoopResultBuilder]: At program point L209-1(lines 204 212) the Hoare annotation is: (let ((.cse5 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse4 (= ~waterLevel~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse6 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse9 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9)) (.cse3 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse8 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse10 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse11 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse12 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse7 (= ~waterLevel~0 (_ bv1 32))) (.cse13 (not (= ~systemActive~0 (_ bv0 32)))) (.cse14 (= ULTIMATE.start_processEnvironment_~tmp~1 (_ bv0 32))) (.cse15 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse7 .cse5 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse8 .cse4 .cse6) (and .cse0 .cse9 .cse2 .cse3 .cse8 .cse10 .cse11 .cse12 .cse4 .cse13 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse8 .cse7 .cse6) (and .cse0 .cse9 .cse2 .cse3 .cse8 .cse10 .cse11 .cse12 .cse7 .cse13 .cse14 .cse15))) [2021-10-29 05:21:57,140 INFO L857 garLoopResultBuilder]: For program point L143(lines 143 151) no Hoare annotation was computed. [2021-10-29 05:21:57,140 INFO L853 garLoopResultBuilder]: At program point L209-2(lines 204 212) the Hoare annotation is: false [2021-10-29 05:21:57,140 INFO L857 garLoopResultBuilder]: For program point L143-1(lines 143 151) no Hoare annotation was computed. [2021-10-29 05:21:57,140 INFO L853 garLoopResultBuilder]: At program point L209-3(lines 204 212) the Hoare annotation is: false [2021-10-29 05:21:57,141 INFO L853 garLoopResultBuilder]: At program point L209-4(lines 204 212) the Hoare annotation is: false [2021-10-29 05:21:57,141 INFO L857 garLoopResultBuilder]: For program point L143-2(lines 143 151) no Hoare annotation was computed. [2021-10-29 05:21:57,141 INFO L853 garLoopResultBuilder]: At program point L209-5(lines 204 212) the Hoare annotation is: false [2021-10-29 05:21:57,141 INFO L857 garLoopResultBuilder]: For program point L936(lines 936 940) no Hoare annotation was computed. [2021-10-29 05:21:57,141 INFO L857 garLoopResultBuilder]: For program point L441(lines 441 448) no Hoare annotation was computed. [2021-10-29 05:21:57,141 INFO L860 garLoopResultBuilder]: At program point L441-1(lines 441 448) the Hoare annotation is: true [2021-10-29 05:21:57,142 INFO L857 garLoopResultBuilder]: For program point L113(lines 113 130) no Hoare annotation was computed. [2021-10-29 05:21:57,142 INFO L857 garLoopResultBuilder]: For program point L113-1(lines 113 130) no Hoare annotation was computed. [2021-10-29 05:21:57,142 INFO L857 garLoopResultBuilder]: For program point L113-2(lines 113 130) no Hoare annotation was computed. [2021-10-29 05:21:57,142 INFO L857 garLoopResultBuilder]: For program point L113-3(lines 113 130) no Hoare annotation was computed. [2021-10-29 05:21:57,142 INFO L857 garLoopResultBuilder]: For program point L113-4(lines 113 130) no Hoare annotation was computed. [2021-10-29 05:21:57,142 INFO L857 garLoopResultBuilder]: For program point L113-5(lines 113 130) no Hoare annotation was computed. [2021-10-29 05:21:57,143 INFO L853 garLoopResultBuilder]: At program point L873(lines 81 87) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse18 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse6 (= (_ bv0 32) ~pumpRunning~0)) (.cse17 (= ~waterLevel~0 (_ bv2 32))) (.cse22 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9))) (let ((.cse10 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2 (_ bv1 32))) (.cse8 (not .cse22)) (.cse14 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse5 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse7 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9)) (.cse3 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse9 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse4 (= ~waterLevel~0 (_ bv0 32))) (.cse11 (not (= ~systemActive~0 (_ bv0 32)))) (.cse19 (= ULTIMATE.start_processEnvironment_~tmp~1 (_ bv0 32))) (.cse12 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse13 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse20 (not .cse17)) (.cse15 (= ~waterLevel~0 (_ bv1 32))) (.cse16 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse21 (or (and .cse0 .cse1 .cse22 .cse6) (and .cse0 .cse1 .cse18 .cse6)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse8 .cse2 .cse3 .cse9 .cse4 .cse5 .cse10 .cse11 .cse12) (and .cse0 .cse7 .cse8 .cse2 .cse3 .cse13 .cse9 .cse4 .cse10 .cse11 .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse13 .cse4 .cse6) (and .cse0 .cse7 .cse8 .cse14 .cse9 .cse15 .cse16 .cse5 .cse11 .cse12) (and .cse0 .cse7 .cse17 .cse13 .cse9 .cse16 .cse11 .cse12) (and .cse0 .cse7 .cse17 .cse9 .cse5 .cse11 .cse12) (and .cse0 .cse7 .cse2 .cse3 .cse9 .cse4 .cse18 .cse5 .cse11 .cse19 .cse12) (and .cse0 .cse7 .cse8 .cse14 .cse13 .cse9 .cse15 .cse16 .cse11 .cse12) (and .cse0 .cse17 .cse1 .cse5 .cse6) (and .cse0 .cse17 .cse1 .cse13 .cse6) (and .cse20 .cse15 .cse16 .cse5 .cse21) (and .cse0 .cse7 .cse2 .cse3 .cse13 .cse9 .cse4 .cse18 .cse11 .cse19 .cse12) (and .cse13 .cse20 .cse15 .cse16 .cse21)))) [2021-10-29 05:21:57,143 INFO L853 garLoopResultBuilder]: At program point L873-1(lines 81 87) the Hoare annotation is: false [2021-10-29 05:21:57,143 INFO L853 garLoopResultBuilder]: At program point L873-2(lines 81 87) the Hoare annotation is: false [2021-10-29 05:21:57,143 INFO L853 garLoopResultBuilder]: At program point L345(lines 296 346) the Hoare annotation is: false [2021-10-29 05:21:57,143 INFO L853 garLoopResultBuilder]: At program point L81(lines 77 99) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse6 (= (_ bv0 32) ~pumpRunning~0)) (.cse7 (= ~waterLevel~0 (_ bv2 32))) (.cse19 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9))) (let ((.cse10 (= (_ bv1 32) ~pumpRunning~0)) (.cse15 (not .cse19)) (.cse16 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse12 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse14 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9)) (.cse3 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse4 (= ~waterLevel~0 (_ bv0 32))) (.cse9 (not (= ~systemActive~0 (_ bv0 32)))) (.cse5 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse8 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse11 (not .cse7)) (.cse13 (= ~waterLevel~0 (_ bv1 32))) (.cse17 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse18 (or (and .cse0 .cse1 .cse19 .cse6) (and .cse0 .cse1 (bvslt ~waterLevel~0 (_ bv2 32)) .cse6)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse8 .cse9 .cse6) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse9 .cse6) (and .cse0 .cse7 .cse5 .cse9 .cse6) (and .cse0 .cse10 .cse11 .cse12 .cse13 .cse5 .cse9 .cse14) (and .cse0 .cse13 .cse5 .cse9 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse8 .cse4 .cse6) (and .cse0 .cse10 .cse8 .cse12 .cse13 .cse9 .cse14) (and .cse0 .cse10 .cse15 .cse16 .cse11 .cse12 .cse4 .cse5 .cse9 .cse14) (and .cse0 .cse10 .cse15 .cse16 .cse8 .cse11 .cse12 .cse4 .cse9 .cse14) (and .cse0 .cse7 .cse1 .cse5 .cse6) (and .cse0 .cse8 .cse13 .cse9 .cse6) (and .cse0 .cse7 .cse1 .cse8 .cse6) (and .cse0 .cse2 .cse3 .cse8 .cse4 .cse9 .cse6) (and .cse11 .cse13 .cse17 .cse5 .cse18) (and .cse8 .cse11 .cse13 .cse17 .cse18)))) [2021-10-29 05:21:57,144 INFO L853 garLoopResultBuilder]: At program point L81-1(lines 77 99) the Hoare annotation is: false [2021-10-29 05:21:57,144 INFO L853 garLoopResultBuilder]: At program point L81-2(lines 77 99) the Hoare annotation is: false [2021-10-29 05:21:57,144 INFO L853 garLoopResultBuilder]: At program point L413(lines 409 415) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:21:57,144 INFO L853 garLoopResultBuilder]: At program point L843(lines 1 998) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:21:57,144 INFO L857 garLoopResultBuilder]: For program point L117(lines 117 125) no Hoare annotation was computed. [2021-10-29 05:21:57,144 INFO L857 garLoopResultBuilder]: For program point L117-1(lines 117 125) no Hoare annotation was computed. [2021-10-29 05:21:57,145 INFO L857 garLoopResultBuilder]: For program point L117-2(lines 117 125) no Hoare annotation was computed. [2021-10-29 05:21:57,145 INFO L857 garLoopResultBuilder]: For program point L117-3(lines 117 125) no Hoare annotation was computed. [2021-10-29 05:21:57,145 INFO L857 garLoopResultBuilder]: For program point L117-4(lines 117 125) no Hoare annotation was computed. [2021-10-29 05:21:57,145 INFO L857 garLoopResultBuilder]: For program point L117-5(lines 117 125) no Hoare annotation was computed. [2021-10-29 05:21:57,145 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-29 05:21:57,145 INFO L857 garLoopResultBuilder]: For program point L317(lines 317 323) no Hoare annotation was computed. [2021-10-29 05:21:57,146 INFO L853 garLoopResultBuilder]: At program point L317-1(lines 317 323) the Hoare annotation is: (let ((.cse17 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse20 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9)) (.cse3 (not (= ~systemActive~0 (_ bv0 32)))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= ~waterLevel~0 (_ bv2 32)))) (let ((.cse18 (not .cse1)) (.cse19 (or (and .cse0 .cse17 .cse3 .cse4) (and .cse0 .cse20 .cse3 .cse4))) (.cse14 (= ~waterLevel~0 (_ bv1 32))) (.cse9 (= (_ bv1 32) ~pumpRunning~0)) (.cse10 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2 (_ bv1 32))) (.cse11 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse15 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse8 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse16 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse12 (not .cse20)) (.cse5 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9)) (.cse6 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse13 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse7 (= ~waterLevel~0 (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse6 .cse7 .cse8 .cse3 .cse4) (and .cse0 .cse1 .cse8 .cse3 .cse4) (and .cse0 .cse9 .cse5 .cse6 .cse7 .cse8 .cse10 .cse3 .cse11) (and .cse0 .cse9 .cse12 .cse13 .cse14 .cse15 .cse8 .cse3) (and .cse0 .cse9 .cse1 .cse2 .cse15 .cse3) (and .cse0 .cse16 .cse12 .cse5 .cse6 .cse13 .cse7 .cse17 .cse8 .cse4) (and .cse0 .cse16 .cse12 .cse13 .cse2 .cse14 .cse15 .cse4) (and .cse0 .cse9 .cse12 .cse13 .cse2 .cse14 .cse15 .cse3) (and .cse0 .cse9 .cse1 .cse15 .cse8 .cse3) (and .cse2 .cse18 .cse19 .cse14 .cse15) (and .cse0 .cse16 .cse12 .cse13 .cse14 .cse15 .cse8 .cse4) (and .cse18 .cse19 .cse14 .cse15 .cse8) (and .cse0 .cse9 .cse5 .cse6 .cse2 .cse7 .cse10 .cse3 .cse11) (and .cse0 .cse1 .cse16 .cse15 .cse8 .cse4) (and .cse0 .cse1 .cse16 .cse2 .cse4) (and .cse0 .cse5 .cse6 .cse2 .cse7 .cse3 .cse4) (and .cse0 .cse16 .cse12 .cse5 .cse6 .cse13 .cse2 .cse7 .cse17 .cse4)))) [2021-10-29 05:21:57,146 INFO L857 garLoopResultBuilder]: For program point L912(lines 912 916) no Hoare annotation was computed. [2021-10-29 05:21:57,146 INFO L857 garLoopResultBuilder]: For program point L912-3(lines 912 916) no Hoare annotation was computed. [2021-10-29 05:21:57,146 INFO L857 garLoopResultBuilder]: For program point L912-6(lines 912 916) no Hoare annotation was computed. [2021-10-29 05:21:57,146 INFO L860 garLoopResultBuilder]: At program point L450(lines 431 453) the Hoare annotation is: true [2021-10-29 05:21:57,146 INFO L857 garLoopResultBuilder]: For program point L54(line 54) no Hoare annotation was computed. [2021-10-29 05:21:57,147 INFO L857 garLoopResultBuilder]: For program point L54-1(line 54) no Hoare annotation was computed. [2021-10-29 05:21:57,147 INFO L857 garLoopResultBuilder]: For program point L54-2(line 54) no Hoare annotation was computed. [2021-10-29 05:21:57,147 INFO L853 garLoopResultBuilder]: At program point L88(lines 88 94) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse6 (= (_ bv0 32) ~pumpRunning~0)) (.cse7 (= ~waterLevel~0 (_ bv2 32))) (.cse22 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9))) (let ((.cse17 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse18 (= ULTIMATE.start_processEnvironment_~tmp~1 (_ bv0 32))) (.cse19 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse12 (= (_ bv1 32) ~pumpRunning~0)) (.cse15 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse16 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse2 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9)) (.cse3 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse13 (not .cse22)) (.cse14 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse4 (= ~waterLevel~0 (_ bv0 32))) (.cse5 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse9 (not (= ~systemActive~0 (_ bv0 32)))) (.cse8 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse10 (not .cse7)) (.cse11 (= ~waterLevel~0 (_ bv1 32))) (.cse20 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse21 (or (and .cse0 .cse1 .cse22 .cse6) (and .cse0 .cse1 (bvslt ~waterLevel~0 (_ bv2 32)) .cse6)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse8 .cse9 .cse6) (and .cse0 .cse7 .cse5 .cse9 .cse6) (and .cse0 .cse10 .cse11 .cse5 .cse9 .cse6) (and .cse0 .cse1 .cse2 .cse3 .cse8 .cse4 .cse6) (and .cse0 .cse12 .cse13 .cse14 .cse8 .cse10 .cse15 .cse16 .cse17 .cse4 .cse9 .cse18 .cse19) (and .cse0 .cse7 .cse1 .cse5 .cse6) (and .cse0 .cse8 .cse11 .cse9 .cse6) (and .cse0 .cse7 .cse1 .cse8 .cse6) (and .cse0 .cse12 .cse8 .cse10 .cse15 .cse16 .cse17 .cse11 .cse9 .cse18 .cse19) (and .cse0 .cse12 .cse7 .cse8 .cse15 .cse16 .cse9) (and .cse0 .cse2 .cse3 .cse8 .cse4 .cse9 .cse6) (and .cse10 .cse11 .cse20 .cse5 .cse21) (and .cse0 .cse13 .cse14 .cse10 .cse4 .cse5 .cse9 .cse6) (and .cse8 .cse10 .cse11 .cse20 .cse21)))) [2021-10-29 05:21:57,147 INFO L853 garLoopResultBuilder]: At program point L88-1(lines 88 94) the Hoare annotation is: false [2021-10-29 05:21:57,147 INFO L853 garLoopResultBuilder]: At program point L88-2(lines 88 94) the Hoare annotation is: false [2021-10-29 05:21:57,148 INFO L853 garLoopResultBuilder]: At program point L981(lines 976 984) the Hoare annotation is: (let ((.cse7 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (let ((.cse6 (= ~waterLevel~0 (_ bv2 32))) (.cse15 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse17 (= ULTIMATE.start_processEnvironment_~tmp~1 (_ bv0 32))) (.cse18 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse9 (= ~waterLevel~0 (_ bv1 32))) (.cse8 (not .cse7)) (.cse4 (= ~waterLevel~0 (_ bv0 32))) (.cse10 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse11 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse12 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse3 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse13 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse14 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse16 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse6 .cse1 .cse3 .cse7 .cse5) (and .cse0 .cse1 .cse2 .cse8 .cse9 .cse10 .cse11 .cse5) (and .cse0 .cse12 .cse2 .cse3 .cse13 .cse14 .cse15 .cse9 .cse16 .cse17 .cse18) (and .cse0 .cse1 .cse2 .cse11 .cse7 .cse5) (and .cse0 .cse2 .cse9 .cse11 .cse16 .cse5) (and .cse0 .cse6 .cse11 .cse16 .cse7 .cse5) (and .cse0 .cse12 .cse2 .cse3 .cse13 .cse14 .cse15 .cse4 .cse16 .cse17 .cse18) (and .cse0 .cse1 .cse2 .cse3 .cse9 .cse5) (and .cse0 .cse1 .cse2 .cse8 .cse4 .cse10 .cse11 .cse5) (and .cse0 .cse2 .cse3 .cse9 .cse16 .cse5) (and .cse0 .cse2 .cse3 .cse16 .cse7 .cse5) (and .cse0 .cse2 .cse8 .cse3 .cse4 .cse10 .cse16 .cse5) (and .cse0 .cse2 .cse8 .cse4 .cse10 .cse11 .cse16 .cse5) (and .cse0 .cse12 .cse2 .cse3 .cse13 .cse14 .cse16 .cse7)))) [2021-10-29 05:21:57,148 INFO L853 garLoopResultBuilder]: At program point L981-1(lines 976 984) the Hoare annotation is: false [2021-10-29 05:21:57,148 INFO L853 garLoopResultBuilder]: At program point L981-2(lines 976 984) the Hoare annotation is: false [2021-10-29 05:21:57,148 INFO L853 garLoopResultBuilder]: At program point L949(lines 944 952) the Hoare annotation is: (let ((.cse9 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9))) (.cse10 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse2 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (not (= ~waterLevel~0 (_ bv2 32)))) (.cse4 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse11 (= ~waterLevel~0 (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse5 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse6 (= ~waterLevel~0 (_ bv1 32))) (.cse12 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse13 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse7 (not (= ~systemActive~0 (_ bv0 32)))) (.cse8 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) (and .cse0 .cse1 .cse9 .cse10 .cse3 .cse5 .cse11 .cse12 .cse13 .cse7 .cse8) (and .cse0 .cse1 .cse9 .cse10 .cse2 .cse3 .cse4 .cse5 .cse11 .cse7 .cse8) (and .cse0 .cse1 .cse5 .cse6 .cse12 .cse13 .cse7 .cse8))) [2021-10-29 05:21:57,148 INFO L853 garLoopResultBuilder]: At program point L949-1(lines 944 952) the Hoare annotation is: false [2021-10-29 05:21:57,149 INFO L853 garLoopResultBuilder]: At program point L949-2(lines 944 952) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse2 .cse3) (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2 .cse3))) [2021-10-29 05:21:57,149 INFO L853 garLoopResultBuilder]: At program point L949-3(lines 944 952) the Hoare annotation is: false [2021-10-29 05:21:57,149 INFO L853 garLoopResultBuilder]: At program point L949-4(lines 944 952) the Hoare annotation is: false [2021-10-29 05:21:57,149 INFO L853 garLoopResultBuilder]: At program point L949-5(lines 944 952) the Hoare annotation is: false [2021-10-29 05:21:57,149 INFO L853 garLoopResultBuilder]: At program point L949-6(lines 944 952) the Hoare annotation is: false [2021-10-29 05:21:57,149 INFO L853 garLoopResultBuilder]: At program point L949-7(lines 944 952) the Hoare annotation is: false [2021-10-29 05:21:57,150 INFO L853 garLoopResultBuilder]: At program point L949-8(lines 944 952) the Hoare annotation is: false [2021-10-29 05:21:57,150 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-29 05:21:57,150 INFO L857 garLoopResultBuilder]: For program point L884(lines 884 901) no Hoare annotation was computed. [2021-10-29 05:21:57,150 INFO L853 garLoopResultBuilder]: At program point L851(lines 846 854) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= ~waterLevel~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2021-10-29 05:21:57,150 INFO L853 garLoopResultBuilder]: At program point L884-1(lines 1 998) the Hoare annotation is: (let ((.cse17 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse15 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9))) (let ((.cse8 (= ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp___0~2 (_ bv1 32))) (.cse10 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse13 (= ~waterLevel~0 (_ bv1 32))) (.cse11 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse16 (not (= ~waterLevel~0 (_ bv3 32)))) (.cse14 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse18 (not .cse15)) (.cse2 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9)) (.cse19 (not .cse17)) (.cse7 (= ~waterLevel~0 (_ bv0 32))) (.cse20 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse12 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse3 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse6 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse9 (not (= ~systemActive~0 (_ bv0 32))))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse2 .cse3 .cse7 .cse11 .cse9 .cse12) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse13 .cse8 .cse9 .cse10) (and .cse0 .cse14 .cse3 .cse15 .cse16 .cse11 .cse17 .cse12) (and .cse0 .cse14 .cse18 .cse2 .cse3 .cse19 .cse4 .cse13 .cse12) (and .cse0 .cse14 .cse18 .cse2 .cse3 .cse19 .cse13 .cse11 .cse12) (and .cse0 .cse14 .cse3 .cse4 .cse15 .cse16 .cse17 .cse12) (and .cse0 .cse14 .cse18 .cse2 .cse3 .cse19 .cse7 .cse20 .cse11 .cse12) (and .cse0 .cse3 .cse15 .cse16 .cse11 .cse9 .cse17 .cse12) (and .cse0 .cse4 .cse13 .cse20 .cse9 .cse12) (and .cse0 .cse18 .cse2 .cse3 .cse19 .cse4 .cse7 .cse20 .cse9 .cse12) (and .cse0 .cse18 .cse2 .cse3 .cse19 .cse13 .cse20 .cse11 .cse9 .cse12) (and .cse0 .cse3 .cse4 .cse15 .cse16 .cse9 .cse17 .cse12) (and .cse0 .cse14 .cse18 .cse2 .cse3 .cse19 .cse4 .cse7 .cse20 .cse12) (and .cse0 .cse1 .cse3 .cse4 .cse15 .cse5 .cse6 .cse9 .cse17)))) [2021-10-29 05:21:57,150 INFO L857 garLoopResultBuilder]: For program point L884-2(lines 884 901) no Hoare annotation was computed. [2021-10-29 05:21:57,151 INFO L853 garLoopResultBuilder]: At program point L884-3(lines 1 998) the Hoare annotation is: false [2021-10-29 05:21:57,151 INFO L857 garLoopResultBuilder]: For program point L884-4(lines 884 901) no Hoare annotation was computed. [2021-10-29 05:21:57,151 INFO L853 garLoopResultBuilder]: At program point L884-5(lines 1 998) the Hoare annotation is: false [2021-10-29 05:21:57,151 INFO L857 garLoopResultBuilder]: For program point L258(lines 258 262) no Hoare annotation was computed. [2021-10-29 05:21:57,151 INFO L857 garLoopResultBuilder]: For program point L258-2(lines 258 262) no Hoare annotation was computed. [2021-10-29 05:21:57,151 INFO L857 garLoopResultBuilder]: For program point L258-3(lines 258 262) no Hoare annotation was computed. [2021-10-29 05:21:57,152 INFO L857 garLoopResultBuilder]: For program point L258-5(lines 258 262) no Hoare annotation was computed. [2021-10-29 05:21:57,152 INFO L857 garLoopResultBuilder]: For program point L258-6(lines 258 262) no Hoare annotation was computed. [2021-10-29 05:21:57,152 INFO L857 garLoopResultBuilder]: For program point L258-8(lines 258 262) no Hoare annotation was computed. [2021-10-29 05:21:57,152 INFO L857 garLoopResultBuilder]: For program point L258-9(lines 258 262) no Hoare annotation was computed. [2021-10-29 05:21:57,152 INFO L857 garLoopResultBuilder]: For program point L258-11(lines 258 262) no Hoare annotation was computed. [2021-10-29 05:21:57,152 INFO L857 garLoopResultBuilder]: For program point L258-12(lines 258 262) no Hoare annotation was computed. [2021-10-29 05:21:57,152 INFO L857 garLoopResultBuilder]: For program point L258-14(lines 258 262) no Hoare annotation was computed. [2021-10-29 05:21:57,153 INFO L857 garLoopResultBuilder]: For program point L258-15(lines 258 262) no Hoare annotation was computed. [2021-10-29 05:21:57,153 INFO L857 garLoopResultBuilder]: For program point L258-17(lines 258 262) no Hoare annotation was computed. [2021-10-29 05:21:57,153 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-29 05:21:57,153 INFO L857 garLoopResultBuilder]: For program point L888(lines 888 898) no Hoare annotation was computed. [2021-10-29 05:21:57,153 INFO L857 garLoopResultBuilder]: For program point L888-2(lines 888 898) no Hoare annotation was computed. [2021-10-29 05:21:57,153 INFO L857 garLoopResultBuilder]: For program point L888-4(lines 888 898) no Hoare annotation was computed. [2021-10-29 05:21:57,153 INFO L857 garLoopResultBuilder]: For program point L327(lines 327 340) no Hoare annotation was computed. [2021-10-29 05:21:57,154 INFO L857 garLoopResultBuilder]: For program point L889(lines 889 895) no Hoare annotation was computed. [2021-10-29 05:21:57,154 INFO L857 garLoopResultBuilder]: For program point L889-2(lines 889 895) no Hoare annotation was computed. [2021-10-29 05:21:57,154 INFO L857 garLoopResultBuilder]: For program point L889-4(lines 889 895) no Hoare annotation was computed. [2021-10-29 05:21:57,154 INFO L857 garLoopResultBuilder]: For program point L989(lines 989 995) no Hoare annotation was computed. [2021-10-29 05:21:57,154 INFO L857 garLoopResultBuilder]: For program point L989-1(lines 989 995) no Hoare annotation was computed. [2021-10-29 05:21:57,154 INFO L857 garLoopResultBuilder]: For program point L989-2(lines 989 995) no Hoare annotation was computed. [2021-10-29 05:21:57,155 INFO L857 garLoopResultBuilder]: For program point L989-3(lines 989 995) no Hoare annotation was computed. [2021-10-29 05:21:57,155 INFO L857 garLoopResultBuilder]: For program point L989-4(lines 989 995) no Hoare annotation was computed. [2021-10-29 05:21:57,155 INFO L857 garLoopResultBuilder]: For program point L989-5(lines 989 995) no Hoare annotation was computed. [2021-10-29 05:21:57,155 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-29 05:21:57,155 INFO L857 garLoopResultBuilder]: For program point L924(lines 924 928) no Hoare annotation was computed. [2021-10-29 05:21:57,155 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 54) no Hoare annotation was computed. [2021-10-29 05:21:57,155 INFO L853 garLoopResultBuilder]: At program point L264(lines 249 267) the Hoare annotation is: false [2021-10-29 05:21:57,156 INFO L853 garLoopResultBuilder]: At program point L264-1(lines 249 267) the Hoare annotation is: (let ((.cse11 (= ~waterLevel~0 (_ bv2 32))) (.cse8 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse13 (= ~waterLevel~0 (_ bv1 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~waterLevel~0 ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9)) (.cse2 (= ~waterLevel~0 |ULTIMATE.start_getWaterLevel_#res|)) (.cse12 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse3 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv0 32))) (.cse4 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32))) (.cse5 (= ~waterLevel~0 (_ bv0 32))) (.cse6 (not (= ULTIMATE.start_isHighWaterLevel_~tmp~3 (_ bv0 32)))) (.cse7 (bvslt ~waterLevel~0 (_ bv2 32))) (.cse9 (not (= ~systemActive~0 (_ bv0 32)))) (.cse10 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse11 .cse12 .cse9 .cse10) (and .cse0 .cse11 .cse8 .cse9 .cse10) (and .cse0 .cse3 .cse4 .cse13 .cse6 .cse7 .cse8 .cse9 .cse10) (and .cse0 .cse12 .cse3 .cse4 .cse13 .cse6 .cse7 .cse9 .cse10) (and .cse0 .cse1 .cse2 .cse12 .cse3 .cse4 .cse5 .cse6 .cse7 .cse9 .cse10))) [2021-10-29 05:21:57,156 INFO L853 garLoopResultBuilder]: At program point L264-2(lines 249 267) the Hoare annotation is: false [2021-10-29 05:21:57,156 INFO L853 garLoopResultBuilder]: At program point L264-3(lines 249 267) the Hoare annotation is: false [2021-10-29 05:21:57,156 INFO L853 garLoopResultBuilder]: At program point L264-4(lines 249 267) the Hoare annotation is: false [2021-10-29 05:21:57,156 INFO L853 garLoopResultBuilder]: At program point L264-5(lines 249 267) the Hoare annotation is: false [2021-10-29 05:21:57,157 INFO L857 garLoopResultBuilder]: For program point L298(lines 297 344) no Hoare annotation was computed. [2021-10-29 05:21:57,157 INFO L857 garLoopResultBuilder]: For program point L299(lines 299 303) no Hoare annotation was computed. [2021-10-29 05:21:57,157 INFO L853 garLoopResultBuilder]: At program point L365-2(lines 365 379) the Hoare annotation is: false [2021-10-29 05:21:57,157 INFO L853 garLoopResultBuilder]: At program point L200(lines 193 203) the Hoare annotation is: (let ((.cse5 (= ~waterLevel~0 (_ bv1 32))) (.cse10 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse11 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32))) (.cse12 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse13 (not (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9))) (.cse14 (not (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|))) (.cse2 (not (= ~waterLevel~0 (_ bv2 32)))) (.cse3 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32))) (.cse4 (= ~switchedOnBeforeTS~0 (_ bv1 32))) (.cse15 (= ~waterLevel~0 (_ bv0 32))) (.cse6 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse7 (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32))) (.cse8 (not (= ~systemActive~0 (_ bv0 32)))) (.cse9 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 .cse10 .cse11 .cse12 .cse4 .cse5 .cse8 .cse9) (and .cse0 .cse1 .cse13 .cse14 .cse10 .cse2 .cse11 .cse12 .cse4 .cse15 .cse8 .cse9) (and .cse0 .cse1 .cse13 .cse14 .cse2 .cse3 .cse4 .cse15 .cse6 .cse7 .cse8 .cse9))) [2021-10-29 05:21:57,157 INFO L853 garLoopResultBuilder]: At program point L200-1(lines 193 203) the Hoare annotation is: false [2021-10-29 05:21:57,157 INFO L853 garLoopResultBuilder]: At program point L200-2(lines 193 203) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= ~waterLevel~0 (_ bv2 32))) (.cse2 (not (= ~systemActive~0 (_ bv0 32)))) (.cse3 (= (_ bv0 32) ~pumpRunning~0))) (or (and .cse0 .cse1 (= ~methaneLevelCritical~0 (_ bv0 32)) (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv0 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv0 32)) .cse2 .cse3) (and .cse0 .cse1 (= |ULTIMATE.start_isMethaneAlarm_#res| (_ bv1 32)) (= ~methaneLevelCritical~0 (_ bv1 32)) (= |ULTIMATE.start_isMethaneLevelCritical_#res| (_ bv1 32)) .cse2 .cse3))) [2021-10-29 05:21:57,158 INFO L853 garLoopResultBuilder]: At program point L200-3(lines 193 203) the Hoare annotation is: false [2021-10-29 05:21:57,158 INFO L853 garLoopResultBuilder]: At program point L200-4(lines 193 203) the Hoare annotation is: false [2021-10-29 05:21:57,158 INFO L853 garLoopResultBuilder]: At program point L200-5(lines 193 203) the Hoare annotation is: false [2021-10-29 05:21:57,158 INFO L853 garLoopResultBuilder]: At program point L200-6(lines 193 203) the Hoare annotation is: false [2021-10-29 05:21:57,160 INFO L731 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:21:57,162 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 05:21:57,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 05:21:57 BoogieIcfgContainer [2021-10-29 05:21:57,254 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 05:21:57,254 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 05:21:57,254 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 05:21:57,255 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 05:21:57,255 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:19:43" (3/4) ... [2021-10-29 05:21:57,258 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 05:21:57,281 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-29 05:21:57,287 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-29 05:21:57,288 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-29 05:21:57,290 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 05:21:57,291 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-29 05:21:57,292 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:21:57,293 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 05:21:57,323 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) || ((((((splverifierCounter == 0bv32 && waterLevel == tmp) && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && 2bv32 == tmp) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && 2bv32 == tmp) && !(waterLevel == 3bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && 2bv32 == tmp) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && 2bv32 == tmp) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && 2bv32 == tmp) && \result == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) [2021-10-29 05:21:57,323 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) || ((((((splverifierCounter == 0bv32 && waterLevel == tmp) && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && !(2bv32 == \result)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32))) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && !(2bv32 == tmp)) && !(2bv32 == \result)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) [2021-10-29 05:21:57,324 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && waterLevel == tmp) && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32))) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32))) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32))) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32))) || ((((methaneLevelCritical == 0bv32 && !(waterLevel == 2bv32)) && ((((splverifierCounter == 0bv32 && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 2bv32 == tmp) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning))) && waterLevel == 1bv32) && !(waterLevel == 3bv32))) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && !(2bv32 == \result)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((!(waterLevel == 2bv32) && ((((splverifierCounter == 0bv32 && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 2bv32 == tmp) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning))) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) [2021-10-29 05:21:57,325 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) || (((((((splverifierCounter == 0bv32 && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32))) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32))) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((methaneLevelCritical == 0bv32 && !(waterLevel == 2bv32)) && waterLevel == 1bv32) && (((splverifierCounter == 0bv32 && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && 2bv32 == tmp) && 0bv32 == pumpRunning))) && !(waterLevel == 3bv32))) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32))) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32))) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((!(waterLevel == 2bv32) && waterLevel == 1bv32) && (((splverifierCounter == 0bv32 && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && 2bv32 == tmp) && 0bv32 == pumpRunning))) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && waterLevel == \result) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result) [2021-10-29 05:21:57,325 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((splverifierCounter == 0bv32 && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == tmp) && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning) [2021-10-29 05:21:57,326 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == tmp) && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && waterLevel == \result) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 1bv32 == \result) [2021-10-29 05:21:57,327 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == tmp) && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && switchedOnBeforeTS == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && switchedOnBeforeTS == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && waterLevel == \result) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning)) || ((((!(waterLevel == 2bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 2bv32 == tmp) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)))) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || ((((methaneLevelCritical == 0bv32 && !(waterLevel == 2bv32)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 2bv32 == tmp) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning))) [2021-10-29 05:21:57,327 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == tmp) && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == tmp) && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((!(waterLevel == 2bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 2bv32 == tmp) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)))) || ((((methaneLevelCritical == 0bv32 && !(waterLevel == 2bv32)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 2bv32 == tmp) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning))) [2021-10-29 05:21:57,327 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == tmp) && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning)) || ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || ((((((splverifierCounter == 0bv32 && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((!(waterLevel == 2bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 2bv32 == tmp) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)))) || (((((((splverifierCounter == 0bv32 && !(2bv32 == tmp)) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((methaneLevelCritical == 0bv32 && !(waterLevel == 2bv32)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 2bv32 == tmp) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning))) [2021-10-29 05:21:57,330 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == \result) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) [2021-10-29 05:21:57,330 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) [2021-10-29 05:21:57,331 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) [2021-10-29 05:21:57,331 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == tmp) && waterLevel == \result) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-10-29 05:21:57,332 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == tmp) && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == tmp) && waterLevel == \result) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result) [2021-10-29 05:21:57,338 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((splverifierCounter == 0bv32 && waterLevel == tmp) && waterLevel == \result) && tmp___0 == 0bv32) && \result == 0bv32) && waterLevel == 0bv32) && !(tmp == 0bv32)) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && \result == 0bv32) && waterLevel == 1bv32) && !(tmp == 0bv32)) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp___0 == 0bv32) && \result == 0bv32) && waterLevel == 1bv32) && !(tmp == 0bv32)) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && tmp___0 == 0bv32) && \result == 0bv32) && waterLevel == 0bv32) && !(tmp == 0bv32)) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-10-29 05:21:57,342 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-10-29 05:21:57,342 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) [2021-10-29 05:21:57,410 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 05:21:57,410 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 05:21:57,411 INFO L168 Benchmark]: Toolchain (without parser) took 137555.53 ms. Allocated memory was 52.4 MB in the beginning and 436.2 MB in the end (delta: 383.8 MB). Free memory was 26.8 MB in the beginning and 307.5 MB in the end (delta: -280.6 MB). Peak memory consumption was 101.6 MB. Max. memory is 16.1 GB. [2021-10-29 05:21:57,411 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 52.4 MB. Free memory was 31.5 MB in the beginning and 31.5 MB in the end (delta: 41.1 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 05:21:57,412 INFO L168 Benchmark]: CACSL2BoogieTranslator took 730.35 ms. Allocated memory was 52.4 MB in the beginning and 67.1 MB in the end (delta: 14.7 MB). Free memory was 26.6 MB in the beginning and 46.7 MB in the end (delta: -20.1 MB). Peak memory consumption was 7.9 MB. Max. memory is 16.1 GB. [2021-10-29 05:21:57,412 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.30 ms. Allocated memory is still 67.1 MB. Free memory was 46.7 MB in the beginning and 42.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 05:21:57,412 INFO L168 Benchmark]: Boogie Preprocessor took 83.30 ms. Allocated memory is still 67.1 MB. Free memory was 42.7 MB in the beginning and 39.4 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 05:21:57,413 INFO L168 Benchmark]: RCFGBuilder took 2466.76 ms. Allocated memory was 67.1 MB in the beginning and 81.8 MB in the end (delta: 14.7 MB). Free memory was 39.4 MB in the beginning and 53.5 MB in the end (delta: -14.1 MB). Peak memory consumption was 17.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:21:57,413 INFO L168 Benchmark]: TraceAbstraction took 134019.87 ms. Allocated memory was 81.8 MB in the beginning and 436.2 MB in the end (delta: 354.4 MB). Free memory was 53.0 MB in the beginning and 319.0 MB in the end (delta: -266.0 MB). Peak memory consumption was 307.9 MB. Max. memory is 16.1 GB. [2021-10-29 05:21:57,414 INFO L168 Benchmark]: Witness Printer took 155.71 ms. Allocated memory is still 436.2 MB. Free memory was 319.0 MB in the beginning and 307.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 05:21:57,416 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 52.4 MB. Free memory was 31.5 MB in the beginning and 31.5 MB in the end (delta: 41.1 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 730.35 ms. Allocated memory was 52.4 MB in the beginning and 67.1 MB in the end (delta: 14.7 MB). Free memory was 26.6 MB in the beginning and 46.7 MB in the end (delta: -20.1 MB). Peak memory consumption was 7.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 92.30 ms. Allocated memory is still 67.1 MB. Free memory was 46.7 MB in the beginning and 42.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 83.30 ms. Allocated memory is still 67.1 MB. Free memory was 42.7 MB in the beginning and 39.4 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2466.76 ms. Allocated memory was 67.1 MB in the beginning and 81.8 MB in the end (delta: 14.7 MB). Free memory was 39.4 MB in the beginning and 53.5 MB in the end (delta: -14.1 MB). Peak memory consumption was 17.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 134019.87 ms. Allocated memory was 81.8 MB in the beginning and 436.2 MB in the end (delta: 354.4 MB). Free memory was 53.0 MB in the beginning and 319.0 MB in the end (delta: -266.0 MB). Peak memory consumption was 307.9 MB. Max. memory is 16.1 GB. * Witness Printer took 155.71 ms. Allocated memory is still 436.2 MB. Free memory was 319.0 MB in the beginning and 307.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s 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: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 54]: 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, 140 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 133.8s, OverallIterations: 16, TraceHistogramMax: 4, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 18.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 81.8s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 2142 SDtfs, 4570 SDslu, 5987 SDs, 0 SdLazy, 791 SolverSat, 179 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3532 GetRequests, 3392 SyntacticMatches, 0 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 218 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1149occurred in iteration=13, 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: 1.0s AutomataMinimizationTime, 16 MinimizatonAttempts, 6186 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 63 PreInvPairs, 732 NumberOfFragments, 4659 HoareAnnotationTreeSize, 63 FomulaSimplifications, 149268202 FormulaSimplificationTreeSizeReduction, 13.0s HoareSimplificationTime, 63 FomulaSimplificationsInter, 56466650 FormulaSimplificationTreeSizeReductionInter, 68.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 7.8s SatisfiabilityAnalysisTime, 10.4s InterpolantComputationTime, 1743 NumberOfCodeBlocks, 1743 NumberOfCodeBlocksAsserted, 27 NumberOfCheckSat, 3438 ConstructedInterpolants, 0 QuantifiedInterpolants, 6820 SizeOfPredicates, 78 NumberOfNonLiveVariables, 6457 ConjunctsInSsa, 129 ConjunctsInUnsatCore, 48 InterpolantComputations, 25 PerfectInterpolantSequences, 2564/2796 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: (((((((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) || ((((((splverifierCounter == 0bv32 && waterLevel == tmp) && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && waterLevel == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && 2bv32 == tmp) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && 2bv32 == tmp) && !(waterLevel == 3bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && 2bv32 == tmp) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && 2bv32 == tmp) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && 2bv32 == tmp) && \result == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 272]: Loop Invariant Derived loop invariant: (((((((((splverifierCounter == 0bv32 && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == tmp) && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((splverifierCounter == 0bv32 && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 985]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 77]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 81]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: ((((((((((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 1bv32) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == \result) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == \result) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 2bv32 == \result) - InvariantResult [Line: 317]: Loop Invariant Derived loop invariant: ((((((((((((((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && waterLevel == tmp) && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32))) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32))) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32))) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32))) || ((((methaneLevelCritical == 0bv32 && !(waterLevel == 2bv32)) && ((((splverifierCounter == 0bv32 && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 2bv32 == tmp) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning))) && waterLevel == 1bv32) && !(waterLevel == 3bv32))) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && !(2bv32 == \result)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((!(waterLevel == 2bv32) && ((((splverifierCounter == 0bv32 && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 2bv32 == tmp) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning))) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 985]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 846]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 985]: Loop Invariant Derived loop invariant: ((((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == tmp) && waterLevel == \result) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == \result) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == \result) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: ((((((((((((((splverifierCounter == 0bv32 && waterLevel == tmp) && waterLevel == \result) && tmp___0 == 0bv32) && \result == 0bv32) && waterLevel == 0bv32) && !(tmp == 0bv32)) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && \result == 0bv32) && waterLevel == 1bv32) && !(tmp == 0bv32)) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && tmp___0 == 0bv32) && \result == 0bv32) && waterLevel == 1bv32) && !(tmp == 0bv32)) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && tmp___0 == 0bv32) && \result == 0bv32) && waterLevel == 0bv32) && !(tmp == 0bv32)) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && \result == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning) - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 431]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: (((((((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) || ((((((splverifierCounter == 0bv32 && waterLevel == tmp) && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && !(2bv32 == \result)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32))) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && !(2bv32 == tmp)) && !(2bv32 == \result)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: (((((((((((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == tmp) && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && !(waterLevel == 2bv32)) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning)) || ((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && !(systemActive == 0bv32))) || ((((((splverifierCounter == 0bv32 && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((!(waterLevel == 2bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 2bv32 == tmp) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)))) || (((((((splverifierCounter == 0bv32 && !(2bv32 == tmp)) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((methaneLevelCritical == 0bv32 && !(waterLevel == 2bv32)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 2bv32 == tmp) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning))) - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 77]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 985]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 976]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && \result == 1bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: (((((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == tmp) && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && waterLevel == \result) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning)) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || ((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 1bv32 == \result) - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && \result == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) - InvariantResult [Line: 81]: Loop Invariant Derived loop invariant: ((((((((((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == tmp) && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && switchedOnBeforeTS == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && switchedOnBeforeTS == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && waterLevel == \result) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning)) || ((((!(waterLevel == 2bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 2bv32 == tmp) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)))) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || ((((methaneLevelCritical == 0bv32 && !(waterLevel == 2bv32)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 2bv32 == tmp) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning))) - InvariantResult [Line: 333]: Loop Invariant Derived loop invariant: (((((((((((((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result) || (((((((splverifierCounter == 0bv32 && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && !(2bv32 == \result)) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32))) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32))) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && tmp___0 == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((methaneLevelCritical == 0bv32 && !(waterLevel == 2bv32)) && waterLevel == 1bv32) && (((splverifierCounter == 0bv32 && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && 2bv32 == tmp) && 0bv32 == pumpRunning))) && !(waterLevel == 3bv32))) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && !(systemActive == 0bv32))) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == 2bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32))) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((!(waterLevel == 2bv32) && waterLevel == 1bv32) && (((splverifierCounter == 0bv32 && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning) || ((splverifierCounter == 0bv32 && 2bv32 == tmp) && 0bv32 == pumpRunning))) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && waterLevel == \result) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(waterLevel == 3bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && !(2bv32 == tmp)) && waterLevel == tmp) && waterLevel == \result) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning)) || ((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && ~bvslt32(waterLevel, 2bv32)) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result) - InvariantResult [Line: 985]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 985]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 77]: Loop Invariant Derived loop invariant: ((((((((((((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == tmp) && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == tmp) && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(waterLevel == 2bv32)) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && methaneLevelCritical == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && !(waterLevel == 2bv32)) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || (((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && !(2bv32 == tmp)) && !(2bv32 == \result)) && methaneLevelCritical == 0bv32) && !(waterLevel == 2bv32)) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && 1bv32 == \result)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == \result) && methaneLevelCritical == 0bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && 0bv32 == pumpRunning)) || ((((!(waterLevel == 2bv32) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && methaneLevelCritical == 1bv32) && ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 2bv32 == tmp) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning)))) || ((((methaneLevelCritical == 0bv32 && !(waterLevel == 2bv32)) && waterLevel == 1bv32) && !(waterLevel == 3bv32)) && ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 2bv32 == tmp) && 0bv32 == pumpRunning) || (((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvslt32(waterLevel, 2bv32)) && 0bv32 == pumpRunning))) - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 409]: Loop Invariant Derived loop invariant: ((methaneLevelCritical == 0bv32 && systemActive == 1bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 441]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 249]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 365]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 81]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 204]: Loop Invariant Derived loop invariant: ((((((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == tmp) && waterLevel == \result) && waterLevel == 0bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == tmp) && waterLevel == \result) && waterLevel == 1bv32) && methaneLevelCritical == 1bv32) && 0bv32 == pumpRunning)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 0bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 0bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result)) || ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && waterLevel == 1bv32) && 0bv32 == pumpRunning)) || (((((((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && waterLevel == tmp) && waterLevel == \result) && methaneLevelCritical == 0bv32) && \result == 0bv32) && \result == 0bv32) && switchedOnBeforeTS == 1bv32) && waterLevel == 1bv32) && !(systemActive == 0bv32)) && tmp == 0bv32) && 1bv32 == \result) - InvariantResult [Line: 944]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-29 05:21:57,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_696ec8d5-e9a6-41ae-b7b5-4c48deb95ec9/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...